Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input subsystem updates from Dmitry Torokhov:
"Drivers, drivers, drivers... No interesting input core changes this
time"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (74 commits)
Input: elan_i2c - use iap_version to get firmware information
Input: max8997_haptic - fix module alias
Input: elan_i2c - fix typos for validpage_count
Input: psmouse - add small delay for IBM trackpoint pass-through mode
Input: synaptics - fix handling of disabling gesture mode
Input: elan_i2c - enable ELAN0100 acpi panels
Input: gpio-keys - report error when disabling unsupported key
Input: sur40 - fix error return code
Input: sentelic - silence some underflow warnings
Input: zhenhua - switch to using bitrev8()
Input: cros_ec_keyb - replace KEYBOARD_CROS_EC dependency
Input: cap11xx - add LED support
Input: elants_i2c - fix for devm_gpiod_get API change
Input: elan_i2c - enable asynchronous probing
Input: elants_i2c - enable asynchronous probing
Input: elants_i2c - wire up regulator support
Input: do not emit unneeded EV_SYN when suspending
Input: elants_i2c - disable idle mode before updating firmware
MAINTAINERS: Add maintainer for atmel_mxt_ts
Input: atmel_mxt_ts - remove warning on zero T44 count
...
diff --git a/Documentation/devicetree/bindings/input/ads7846.txt b/Documentation/devicetree/bindings/input/ads7846.txt
index 5f7619c..df8b127 100644
--- a/Documentation/devicetree/bindings/input/ads7846.txt
+++ b/Documentation/devicetree/bindings/input/ads7846.txt
@@ -64,7 +64,7 @@
pendown-gpio (u32).
pendown-gpio GPIO handle describing the pin the !PENIRQ
line is connected to.
- linux,wakeup use any event on touchscreen as wakeup event.
+ wakeup-source use any event on touchscreen as wakeup event.
Example for a TSC2046 chip connected to an McSPI controller of an OMAP SoC::
diff --git a/Documentation/devicetree/bindings/input/cap11xx.txt b/Documentation/devicetree/bindings/input/cap11xx.txt
index 7d0a300..8c67a0b 100644
--- a/Documentation/devicetree/bindings/input/cap11xx.txt
+++ b/Documentation/devicetree/bindings/input/cap11xx.txt
@@ -55,5 +55,24 @@
<105>, /* KEY_LEFT */
<109>, /* KEY_PAGEDOWN */
<104>; /* KEY_PAGEUP */
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ usr@0 {
+ label = "cap11xx:green:usr0";
+ reg = <0>;
+ };
+
+ usr@1 {
+ label = "cap11xx:green:usr1";
+ reg = <1>;
+ };
+
+ alive@2 {
+ label = "cap11xx:green:alive";
+ reg = <2>;
+ linux,default_trigger = "heartbeat";
+ };
};
}
diff --git a/Documentation/devicetree/bindings/input/cypress,cyapa.txt b/Documentation/devicetree/bindings/input/cypress,cyapa.txt
new file mode 100644
index 0000000..635a3b0
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/cypress,cyapa.txt
@@ -0,0 +1,44 @@
+Cypress I2C Touchpad
+
+Required properties:
+- compatible: must be "cypress,cyapa".
+- reg: I2C address of the chip.
+- interrupt-parent: a phandle for the interrupt controller (see interrupt
+ binding[0]).
+- interrupts: interrupt to which the chip is connected (see interrupt
+ binding[0]).
+
+Optional properties:
+- wakeup-source: touchpad can be used as a wakeup source.
+- pinctrl-names: should be "default" (see pinctrl binding [1]).
+- pinctrl-0: a phandle pointing to the pin settings for the device (see
+ pinctrl binding [1]).
+- vcc-supply: a phandle for the regulator supplying 3.3V power.
+
+[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
+[1]: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
+
+Example:
+ &i2c0 {
+ /* ... */
+
+ /* Cypress Gen3 touchpad */
+ touchpad@67 {
+ compatible = "cypress,cyapa";
+ reg = <0x24>;
+ interrupt-parent = <&gpio>;
+ interrupts = <2 IRQ_TYPE_EDGE_FALLING>; /* GPIO 2 */
+ wakeup-source;
+ };
+
+ /* Cypress Gen5 and later touchpad */
+ touchpad@24 {
+ compatible = "cypress,cyapa";
+ reg = <0x24>;
+ interrupt-parent = <&gpio>;
+ interrupts = <2 IRQ_TYPE_EDGE_FALLING>; /* GPIO 2 */
+ wakeup-source;
+ };
+
+ /* ... */
+ };
diff --git a/Documentation/devicetree/bindings/input/elants_i2c.txt b/Documentation/devicetree/bindings/input/elants_i2c.txt
index a765232..8a71038 100644
--- a/Documentation/devicetree/bindings/input/elants_i2c.txt
+++ b/Documentation/devicetree/bindings/input/elants_i2c.txt
@@ -13,6 +13,9 @@
- pinctrl-names: should be "default" (see pinctrl binding [1]).
- pinctrl-0: a phandle pointing to the pin settings for the device (see
pinctrl binding [1]).
+- reset-gpios: reset gpio the chip is connected to.
+- vcc33-supply: a phandle for the regulator supplying 3.3V power.
+- vccio-supply: a phandle for the regulator supplying IO power.
[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
[1]: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
diff --git a/Documentation/devicetree/bindings/input/gpio-keys-polled.txt b/Documentation/devicetree/bindings/input/gpio-keys-polled.txt
index 313abef..5b91f5a 100644
--- a/Documentation/devicetree/bindings/input/gpio-keys-polled.txt
+++ b/Documentation/devicetree/bindings/input/gpio-keys-polled.txt
@@ -20,7 +20,7 @@
If not specified defaults to <1> == EV_KEY.
- debounce-interval: Debouncing interval time in milliseconds.
If not specified defaults to 5.
- - gpio-key,wakeup: Boolean, button can wake-up the system.
+ - wakeup-source: Boolean, button can wake-up the system.
Example nodes:
diff --git a/Documentation/devicetree/bindings/input/gpio-keys.txt b/Documentation/devicetree/bindings/input/gpio-keys.txt
index 44b7057..072bf75 100644
--- a/Documentation/devicetree/bindings/input/gpio-keys.txt
+++ b/Documentation/devicetree/bindings/input/gpio-keys.txt
@@ -23,7 +23,7 @@
If not specified defaults to <1> == EV_KEY.
- debounce-interval: Debouncing interval time in milliseconds.
If not specified defaults to 5.
- - gpio-key,wakeup: Boolean, button can wake-up the system.
+ - wakeup-source: Boolean, button can wake-up the system.
- linux,can-disable: Boolean, indicates that button is connected
to dedicated (not shared) interrupt which can be disabled to
suppress events from the button.
diff --git a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.txt b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.txt
index ead641c..4d86059 100644
--- a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.txt
+++ b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.txt
@@ -19,7 +19,7 @@
Optional Properties:
- linux,no-autorepeat: do no enable autorepeat feature.
-- linux,wakeup: use any event on keypad as wakeup event.
+- wakeup-source: use any event on keypad as wakeup event.
- debounce-delay-ms: debounce interval in milliseconds
- col-scan-delay-us: delay, measured in microseconds, that is needed
before we can scan keypad after activating column gpio
diff --git a/Documentation/devicetree/bindings/input/qcom,pm8xxx-keypad.txt b/Documentation/devicetree/bindings/input/qcom,pm8xxx-keypad.txt
index 7d8cb92..ee62156 100644
--- a/Documentation/devicetree/bindings/input/qcom,pm8xxx-keypad.txt
+++ b/Documentation/devicetree/bindings/input/qcom,pm8xxx-keypad.txt
@@ -33,7 +33,7 @@
Value type: <bool>
Definition: don't enable autorepeat feature.
-- linux,keypad-wakeup:
+- wakeup-source:
Usage: optional
Value type: <bool>
Definition: use any event on keypad as wakeup event.
diff --git a/Documentation/devicetree/bindings/input/samsung-keypad.txt b/Documentation/devicetree/bindings/input/samsung-keypad.txt
index 942d071..863e77f 100644
--- a/Documentation/devicetree/bindings/input/samsung-keypad.txt
+++ b/Documentation/devicetree/bindings/input/samsung-keypad.txt
@@ -36,9 +36,11 @@
- pinctrl-0: Should specify pin control groups used for this controller.
- pinctrl-names: Should contain only one value - "default".
+Optional Properties:
+- wakeup-source: use any event on keypad as wakeup event.
+
Optional Properties specific to linux:
- linux,keypad-no-autorepeat: do no enable autorepeat feature.
-- linux,keypad-wakeup: use any event on keypad as wakeup event.
Example:
diff --git a/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt b/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt
index 6e55109..8eb240a 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt
@@ -8,6 +8,9 @@
- touchscreen-size-x: horizontal resolution of touchscreen (in pixels)
- touchscreen-size-y: vertical resolution of touchscreen (in pixels)
+Optional properties:
+- reset-gpio: GPIO connected to the RESET line of the chip
+
Example:
i2c@00000000 {
diff --git a/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt b/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt
index 80c37df..e3c27c4 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt
@@ -4,12 +4,12 @@
- compatible: must be "neonode,zforce"
- reg: I2C address of the chip
- interrupts: interrupt to which the chip is connected
-- gpios: gpios the chip is connected to
- first one is the interrupt gpio and second one the reset gpio
+- reset-gpios: reset gpio the chip is connected to
- x-size: horizontal resolution of touchscreen
- y-size: vertical resolution of touchscreen
Optional properties:
+- irq-gpios : interrupt gpio the chip is connected to
- vdd-supply: Regulator controlling the controller supply
Example:
@@ -23,8 +23,8 @@
interrupts = <2 0>;
vdd-supply = <®_zforce_vdd>;
- gpios = <&gpio5 6 0>, /* INT */
- <&gpio5 9 0>; /* RST */
+ reset-gpios = <&gpio5 9 0>; /* RST */
+ irq-gpios = <&gpio5 6 0>; /* IRQ, optional */
x-size = <800>;
y-size = <600>;
diff --git a/Documentation/devicetree/bindings/mfd/tc3589x.txt b/Documentation/devicetree/bindings/mfd/tc3589x.txt
index 6fcedba..37bf7f1 100644
--- a/Documentation/devicetree/bindings/mfd/tc3589x.txt
+++ b/Documentation/devicetree/bindings/mfd/tc3589x.txt
@@ -55,7 +55,7 @@
- linux,keymap: the definition can be found in
bindings/input/matrix-keymap.txt
- linux,no-autorepeat: do no enable autorepeat feature.
- - linux,wakeup: use any event on keypad as wakeup event.
+ - wakeup-source: use any event on keypad as wakeup event.
Example:
@@ -84,7 +84,6 @@
keypad,num-columns = <8>;
keypad,num-rows = <8>;
linux,no-autorepeat;
- linux,wakeup;
linux,keymap = <0x0301006b
0x04010066
0x06040072
@@ -103,5 +102,6 @@
0x01030039
0x07060069
0x050500d9>;
+ wakeup-source;
};
};
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index 2a85b15..ab1e493 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -55,6 +55,7 @@
cosmic Cosmic Circuits
crystalfontz Crystalfontz America, Inc.
cubietech Cubietech, Ltd.
+cypress Cypress Semiconductor Corporation
dallas Maxim Integrated Products (formerly Dallas Semiconductor)
davicom DAVICOM Semiconductor, Inc.
delta Delta Electronics, Inc.
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index b09dc2c..f252928 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1317,6 +1317,10 @@
<bus_id>,<clkrate>
i8042.debug [HW] Toggle i8042 debug mode
+ i8042.unmask_kbd_data
+ [HW] Enable printing of interrupt data from the KBD port
+ (disabled by default, and as a pre-condition
+ requires that i8042.debug=1 be enabled)
i8042.direct [HW] Put keyboard port into non-translated mode
i8042.dumbkbd [HW] Pretend that controller can only read data from
keyboard and cannot control its state
diff --git a/MAINTAINERS b/MAINTAINERS
index 6592bdc..73069e8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1932,6 +1932,14 @@
S: Maintained
F: drivers/net/wireless/atmel*
+ATMEL MAXTOUCH DRIVER
+M: Nick Dyer <nick.dyer@itdev.co.uk>
+T: git git://github.com/atmel-maxtouch/linux.git
+S: Supported
+F: Documentation/devicetree/bindings/input/atmel,maxtouch.txt
+F: drivers/input/touchscreen/atmel_mxt_ts.c
+F: include/linux/platform_data/atmel_mxt_ts.h
+
ATTO EXPRESSSAS SAS/SATA RAID SCSI DRIVER
M: Bradley Grove <linuxdrivers@attotech.com>
L: linux-scsi@vger.kernel.org
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index bcd914a..70a11ac 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2293,6 +2293,8 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
+ { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
+ { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
diff --git a/drivers/input/ff-core.c b/drivers/input/ff-core.c
index 8f4a30fc..c642082 100644
--- a/drivers/input/ff-core.c
+++ b/drivers/input/ff-core.c
@@ -343,9 +343,8 @@
__set_bit(EV_FF, dev->evbit);
/* Copy "true" bits into ff device bitmap */
- for (i = 0; i <= FF_MAX; i++)
- if (test_bit(i, dev->ffbit))
- __set_bit(i, ff->ffbit);
+ for_each_set_bit(i, dev->ffbit, FF_CNT)
+ __set_bit(i, ff->ffbit);
/* we can emulate RUMBLE with periodic effects */
if (test_bit(FF_PERIODIC, ff->ffbit))
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 78d2499..5391abd 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -674,13 +674,19 @@
*/
static void input_dev_release_keys(struct input_dev *dev)
{
+ bool need_sync = false;
int code;
if (is_event_supported(EV_KEY, dev->evbit, EV_MAX)) {
- for_each_set_bit(code, dev->key, KEY_CNT)
+ for_each_set_bit(code, dev->key, KEY_CNT) {
input_pass_event(dev, EV_KEY, code, 0);
+ need_sync = true;
+ }
+
+ if (need_sync)
+ input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
+
memset(dev->key, 0, sizeof(dev->key));
- input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
}
}
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 1d247bc..6cb5a3e 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -859,12 +859,11 @@
joydev->handle.handler = handler;
joydev->handle.private = joydev;
- for (i = 0; i < ABS_CNT; i++)
- if (test_bit(i, dev->absbit)) {
- joydev->absmap[i] = joydev->nabs;
- joydev->abspam[joydev->nabs] = i;
- joydev->nabs++;
- }
+ for_each_set_bit(i, dev->absbit, ABS_CNT) {
+ joydev->absmap[i] = joydev->nabs;
+ joydev->abspam[joydev->nabs] = i;
+ joydev->nabs++;
+ }
for (i = BTN_JOYSTICK - BTN_MISC; i < KEY_MAX - BTN_MISC + 1; i++)
if (test_bit(i + BTN_MISC, dev->keybit)) {
diff --git a/drivers/input/joystick/zhenhua.c b/drivers/input/joystick/zhenhua.c
index 30af2e8..4a8258b 100644
--- a/drivers/input/joystick/zhenhua.c
+++ b/drivers/input/joystick/zhenhua.c
@@ -47,6 +47,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/bitrev.h>
#include <linux/input.h>
#include <linux/serio.h>
@@ -72,16 +73,6 @@
char phys[32];
};
-
-/* bits in all incoming bytes needs to be "reversed" */
-static int zhenhua_bitreverse(int x)
-{
- x = ((x & 0xaa) >> 1) | ((x & 0x55) << 1);
- x = ((x & 0xcc) >> 2) | ((x & 0x33) << 2);
- x = ((x & 0xf0) >> 4) | ((x & 0x0f) << 4);
- return x;
-}
-
/*
* zhenhua_process_packet() decodes packets the driver receives from the
* RC transmitter. It updates the data accordingly.
@@ -120,7 +111,7 @@
return IRQ_HANDLED; /* wrong MSB -- ignore this byte */
if (zhenhua->idx < ZHENHUA_MAX_LENGTH)
- zhenhua->data[zhenhua->idx++] = zhenhua_bitreverse(data);
+ zhenhua->data[zhenhua->idx++] = bitrev8(data);
if (zhenhua->idx == ZHENHUA_MAX_LENGTH) {
zhenhua_process_packet(zhenhua);
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 82a8fb5..2e80107 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -187,7 +187,7 @@
config KEYBOARD_GPIO
tristate "GPIO Buttons"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
This driver implements support for buttons connected
to GPIO pins of various CPUs (and some other chips).
@@ -253,7 +253,7 @@
config KEYBOARD_MATRIX
tristate "GPIO driven matrix keypad support"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
select INPUT_MATRIXKMAP
help
Enable support for GPIO driven matrix keypad.
@@ -689,7 +689,7 @@
config KEYBOARD_CROS_EC
tristate "ChromeOS EC keyboard"
select INPUT_MATRIXKMAP
- depends on CROS_EC_PROTO
+ depends on MFD_CROS_EC
help
Say Y here to enable the matrix keyboard used by ChromeOS devices
and implemented on the ChromeOS EC. You must enable one bus option
diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index 6ed83cf..4d446d5 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -1097,7 +1097,6 @@
static struct i2c_driver adp5589_driver = {
.driver = {
.name = KBUILD_MODNAME,
- .owner = THIS_MODULE,
.pm = &adp5589_dev_pm_ops,
},
.probe = adp5589_probe,
diff --git a/drivers/input/keyboard/cap11xx.c b/drivers/input/keyboard/cap11xx.c
index f07461a..378db10 100644
--- a/drivers/input/keyboard/cap11xx.c
+++ b/drivers/input/keyboard/cap11xx.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/input.h>
+#include <linux/leds.h>
#include <linux/of_irq.h>
#include <linux/regmap.h>
#include <linux/i2c.h>
@@ -47,6 +48,20 @@
#define CAP11XX_REG_CONFIG2 0x44
#define CAP11XX_REG_CONFIG2_ALT_POL BIT(6)
#define CAP11XX_REG_SENSOR_BASE_CNT(X) (0x50 + (X))
+#define CAP11XX_REG_LED_POLARITY 0x73
+#define CAP11XX_REG_LED_OUTPUT_CONTROL 0x74
+
+#define CAP11XX_REG_LED_DUTY_CYCLE_1 0x90
+#define CAP11XX_REG_LED_DUTY_CYCLE_2 0x91
+#define CAP11XX_REG_LED_DUTY_CYCLE_3 0x92
+#define CAP11XX_REG_LED_DUTY_CYCLE_4 0x93
+
+#define CAP11XX_REG_LED_DUTY_MIN_MASK (0x0f)
+#define CAP11XX_REG_LED_DUTY_MIN_MASK_SHIFT (0)
+#define CAP11XX_REG_LED_DUTY_MAX_MASK (0xf0)
+#define CAP11XX_REG_LED_DUTY_MAX_MASK_SHIFT (4)
+#define CAP11XX_REG_LED_DUTY_MAX_VALUE (15)
+
#define CAP11XX_REG_SENSOR_CALIB (0xb1 + (X))
#define CAP11XX_REG_SENSOR_CALIB_LSB1 0xb9
#define CAP11XX_REG_SENSOR_CALIB_LSB2 0xba
@@ -56,10 +71,23 @@
#define CAP11XX_MANUFACTURER_ID 0x5d
+#ifdef CONFIG_LEDS_CLASS
+struct cap11xx_led {
+ struct cap11xx_priv *priv;
+ struct led_classdev cdev;
+ struct work_struct work;
+ u32 reg;
+ enum led_brightness new_brightness;
+};
+#endif
+
struct cap11xx_priv {
struct regmap *regmap;
struct input_dev *idev;
+ struct cap11xx_led *leds;
+ int num_leds;
+
/* config */
u32 keycodes[];
};
@@ -67,6 +95,7 @@
struct cap11xx_hw_model {
u8 product_id;
unsigned int num_channels;
+ unsigned int num_leds;
};
enum {
@@ -76,9 +105,9 @@
};
static const struct cap11xx_hw_model cap11xx_devices[] = {
- [CAP1106] = { .product_id = 0x55, .num_channels = 6 },
- [CAP1126] = { .product_id = 0x53, .num_channels = 6 },
- [CAP1188] = { .product_id = 0x50, .num_channels = 8 },
+ [CAP1106] = { .product_id = 0x55, .num_channels = 6, .num_leds = 0 },
+ [CAP1126] = { .product_id = 0x53, .num_channels = 6, .num_leds = 2 },
+ [CAP1188] = { .product_id = 0x50, .num_channels = 8, .num_leds = 8 },
};
static const struct reg_default cap11xx_reg_defaults[] = {
@@ -111,6 +140,7 @@
{ CAP11XX_REG_STANDBY_SENSITIVITY, 0x02 },
{ CAP11XX_REG_STANDBY_THRESH, 0x40 },
{ CAP11XX_REG_CONFIG2, 0x40 },
+ { CAP11XX_REG_LED_POLARITY, 0x00 },
{ CAP11XX_REG_SENSOR_CALIB_LSB1, 0x00 },
{ CAP11XX_REG_SENSOR_CALIB_LSB2, 0x00 },
};
@@ -177,6 +207,12 @@
static int cap11xx_set_sleep(struct cap11xx_priv *priv, bool sleep)
{
+ /*
+ * DLSEEP mode will turn off all LEDS, prevent this
+ */
+ if (IS_ENABLED(CONFIG_LEDS_CLASS) && priv->num_leds)
+ return 0;
+
return regmap_update_bits(priv->regmap, CAP11XX_REG_MAIN_CONTROL,
CAP11XX_REG_MAIN_CONTROL_DLSEEP,
sleep ? CAP11XX_REG_MAIN_CONTROL_DLSEEP : 0);
@@ -196,6 +232,104 @@
cap11xx_set_sleep(priv, true);
}
+#ifdef CONFIG_LEDS_CLASS
+static void cap11xx_led_work(struct work_struct *work)
+{
+ struct cap11xx_led *led = container_of(work, struct cap11xx_led, work);
+ struct cap11xx_priv *priv = led->priv;
+ int value = led->new_brightness;
+
+ /*
+ * All LEDs share the same duty cycle as this is a HW limitation.
+ * Brightness levels per LED are either 0 (OFF) and 1 (ON).
+ */
+ regmap_update_bits(priv->regmap, CAP11XX_REG_LED_OUTPUT_CONTROL,
+ BIT(led->reg), value ? BIT(led->reg) : 0);
+}
+
+static void cap11xx_led_set(struct led_classdev *cdev,
+ enum led_brightness value)
+{
+ struct cap11xx_led *led = container_of(cdev, struct cap11xx_led, cdev);
+
+ if (led->new_brightness == value)
+ return;
+
+ led->new_brightness = value;
+ schedule_work(&led->work);
+}
+
+static int cap11xx_init_leds(struct device *dev,
+ struct cap11xx_priv *priv, int num_leds)
+{
+ struct device_node *node = dev->of_node, *child;
+ struct cap11xx_led *led;
+ int cnt = of_get_child_count(node);
+ int error;
+
+ if (!num_leds || !cnt)
+ return 0;
+
+ if (cnt > num_leds)
+ return -EINVAL;
+
+ led = devm_kcalloc(dev, cnt, sizeof(struct cap11xx_led), GFP_KERNEL);
+ if (!led)
+ return -ENOMEM;
+
+ priv->leds = led;
+
+ error = regmap_update_bits(priv->regmap,
+ CAP11XX_REG_LED_OUTPUT_CONTROL, 0xff, 0);
+ if (error)
+ return error;
+
+ error = regmap_update_bits(priv->regmap, CAP11XX_REG_LED_DUTY_CYCLE_4,
+ CAP11XX_REG_LED_DUTY_MAX_MASK,
+ CAP11XX_REG_LED_DUTY_MAX_VALUE <<
+ CAP11XX_REG_LED_DUTY_MAX_MASK_SHIFT);
+ if (error)
+ return error;
+
+ for_each_child_of_node(node, child) {
+ u32 reg;
+
+ led->cdev.name =
+ of_get_property(child, "label", NULL) ? : child->name;
+ led->cdev.default_trigger =
+ of_get_property(child, "linux,default-trigger", NULL);
+ led->cdev.flags = 0;
+ led->cdev.brightness_set = cap11xx_led_set;
+ led->cdev.max_brightness = 1;
+ led->cdev.brightness = LED_OFF;
+
+ error = of_property_read_u32(child, "reg", ®);
+ if (error != 0 || reg >= num_leds)
+ return -EINVAL;
+
+ led->reg = reg;
+ led->priv = priv;
+
+ INIT_WORK(&led->work, cap11xx_led_work);
+
+ error = devm_led_classdev_register(dev, &led->cdev);
+ if (error)
+ return error;
+
+ priv->num_leds++;
+ led++;
+ }
+
+ return 0;
+}
+#else
+static int cap11xx_init_leds(struct device *dev,
+ struct cap11xx_priv *priv, int num_leds)
+{
+ return 0;
+}
+#endif
+
static int cap11xx_i2c_probe(struct i2c_client *i2c_client,
const struct i2c_device_id *id)
{
@@ -316,6 +450,10 @@
priv->idev->open = cap11xx_input_open;
priv->idev->close = cap11xx_input_close;
+ error = cap11xx_init_leds(dev, priv, cap->num_leds);
+ if (error)
+ return error;
+
input_set_drvdata(priv->idev, priv);
/*
@@ -361,7 +499,6 @@
static struct i2c_driver cap11xx_i2c_driver = {
.driver = {
.name = "cap11xx",
- .owner = THIS_MODULE,
.of_match_table = cap11xx_dt_ids,
},
.id_table = cap11xx_i2c_ids,
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index ddf4045..9d517ca 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -239,6 +239,11 @@
}
}
+ if (i == ddata->pdata->nbuttons) {
+ error = -EINVAL;
+ goto out;
+ }
+
mutex_lock(&ddata->disable_lock);
for (i = 0; i < ddata->pdata->nbuttons; i++) {
@@ -655,7 +660,9 @@
if (of_property_read_u32(pp, "linux,input-type", &button->type))
button->type = EV_KEY;
- button->wakeup = !!of_get_property(pp, "gpio-key,wakeup", NULL);
+ button->wakeup = of_property_read_bool(pp, "wakeup-source") ||
+ /* legacy name */
+ of_property_read_bool(pp, "gpio-key,wakeup");
button->can_disable = !!of_get_property(pp, "linux,can-disable", NULL);
diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index c6dc644..870cfa6 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -152,7 +152,10 @@
&button->type))
button->type = EV_KEY;
- button->wakeup = fwnode_property_present(child, "gpio-key,wakeup");
+ button->wakeup =
+ fwnode_property_read_bool(child, "wakeup-source") ||
+ /* legacy name */
+ fwnode_property_read_bool(child, "gpio-key,wakeup");
if (fwnode_property_read_u32(child, "debounce-interval",
&button->debounce_interval))
diff --git a/drivers/input/keyboard/lm8333.c b/drivers/input/keyboard/lm8333.c
index 0ad422b..c717e8f 100644
--- a/drivers/input/keyboard/lm8333.c
+++ b/drivers/input/keyboard/lm8333.c
@@ -223,7 +223,6 @@
static struct i2c_driver lm8333_driver = {
.driver = {
.name = "lm8333",
- .owner = THIS_MODULE,
},
.probe = lm8333_probe,
.remove = lm8333_remove,
diff --git a/drivers/input/keyboard/matrix_keypad.c b/drivers/input/keyboard/matrix_keypad.c
index b370a59..7f12b65 100644
--- a/drivers/input/keyboard/matrix_keypad.c
+++ b/drivers/input/keyboard/matrix_keypad.c
@@ -425,8 +425,10 @@
if (of_get_property(np, "linux,no-autorepeat", NULL))
pdata->no_autorepeat = true;
- if (of_get_property(np, "linux,wakeup", NULL))
- pdata->wakeup = true;
+
+ pdata->wakeup = of_property_read_bool(np, "wakeup-source") ||
+ of_property_read_bool(np, "linux,wakeup"); /* legacy */
+
if (of_get_property(np, "gpio-activelow", NULL))
pdata->active_low = true;
diff --git a/drivers/input/keyboard/mcs_touchkey.c b/drivers/input/keyboard/mcs_touchkey.c
index 375b05c..31090d7 100644
--- a/drivers/input/keyboard/mcs_touchkey.c
+++ b/drivers/input/keyboard/mcs_touchkey.c
@@ -265,7 +265,6 @@
static struct i2c_driver mcs_touchkey_driver = {
.driver = {
.name = "mcs_touchkey",
- .owner = THIS_MODULE,
.pm = &mcs_touchkey_pm_ops,
},
.probe = mcs_touchkey_probe,
diff --git a/drivers/input/keyboard/mpr121_touchkey.c b/drivers/input/keyboard/mpr121_touchkey.c
index 3aa2ec4..0fd612d 100644
--- a/drivers/input/keyboard/mpr121_touchkey.c
+++ b/drivers/input/keyboard/mpr121_touchkey.c
@@ -305,7 +305,6 @@
static struct i2c_driver mpr_touchkey_driver = {
.driver = {
.name = "mpr121",
- .owner = THIS_MODULE,
.pm = &mpr121_touchkey_pm_ops,
},
.id_table = mpr121_id,
diff --git a/drivers/input/keyboard/pmic8xxx-keypad.c b/drivers/input/keyboard/pmic8xxx-keypad.c
index 32580af..5c68e3f 100644
--- a/drivers/input/keyboard/pmic8xxx-keypad.c
+++ b/drivers/input/keyboard/pmic8xxx-keypad.c
@@ -507,6 +507,7 @@
*/
static int pmic8xxx_kp_probe(struct platform_device *pdev)
{
+ struct device_node *np = pdev->dev.of_node;
unsigned int rows, cols;
bool repeat;
bool wakeup;
@@ -524,10 +525,11 @@
return -EINVAL;
}
- repeat = !of_property_read_bool(pdev->dev.of_node,
- "linux,input-no-autorepeat");
- wakeup = of_property_read_bool(pdev->dev.of_node,
- "linux,keypad-wakeup");
+ repeat = !of_property_read_bool(np, "linux,input-no-autorepeat");
+
+ wakeup = of_property_read_bool(np, "wakeup-source") ||
+ /* legacy name */
+ of_property_read_bool(np, "linux,keypad-wakeup");
kp = devm_kzalloc(&pdev->dev, sizeof(*kp), GFP_KERNEL);
if (!kp)
diff --git a/drivers/input/keyboard/qt1070.c b/drivers/input/keyboard/qt1070.c
index 52cd6e8..5a57787 100644
--- a/drivers/input/keyboard/qt1070.c
+++ b/drivers/input/keyboard/qt1070.c
@@ -277,7 +277,6 @@
static struct i2c_driver qt1070_driver = {
.driver = {
.name = "qt1070",
- .owner = THIS_MODULE,
.pm = &qt1070_pm_ops,
},
.id_table = qt1070_id,
diff --git a/drivers/input/keyboard/qt2160.c b/drivers/input/keyboard/qt2160.c
index 819b228..43b8648 100644
--- a/drivers/input/keyboard/qt2160.c
+++ b/drivers/input/keyboard/qt2160.c
@@ -497,7 +497,6 @@
static struct i2c_driver qt2160_driver = {
.driver = {
.name = "qt2160",
- .owner = THIS_MODULE,
},
.id_table = qt2160_idtable,
diff --git a/drivers/input/keyboard/samsung-keypad.c b/drivers/input/keyboard/samsung-keypad.c
index 43e48dac..4e319eb 100644
--- a/drivers/input/keyboard/samsung-keypad.c
+++ b/drivers/input/keyboard/samsung-keypad.c
@@ -299,8 +299,10 @@
if (of_get_property(np, "linux,input-no-autorepeat", NULL))
pdata->no_autorepeat = true;
- if (of_get_property(np, "linux,input-wakeup", NULL))
- pdata->wakeup = true;
+ pdata->wakeup = of_property_read_bool(np, "wakeup-source") ||
+ /* legacy name */
+ of_property_read_bool(np, "linux,input-wakeup");
+
return pdata;
}
diff --git a/drivers/input/keyboard/tc3589x-keypad.c b/drivers/input/keyboard/tc3589x-keypad.c
index 31c606a..e92dfd8 100644
--- a/drivers/input/keyboard/tc3589x-keypad.c
+++ b/drivers/input/keyboard/tc3589x-keypad.c
@@ -17,6 +17,7 @@
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/mfd/tc3589x.h>
+#include <linux/device.h>
/* Maximum supported keypad matrix row/columns size */
#define TC3589x_MAX_KPROW 8
@@ -352,7 +353,10 @@
}
plat->no_autorepeat = of_property_read_bool(np, "linux,no-autorepeat");
- plat->enable_wakeup = of_property_read_bool(np, "linux,wakeup");
+
+ plat->enable_wakeup = of_property_read_bool(np, "wakeup-source") ||
+ /* legacy name */
+ of_property_read_bool(np, "linux,wakeup");
/* The custom delay format is ms/16 */
of_property_read_u32(np, "debounce-delay-ms", &debounce_ms);
@@ -386,12 +390,15 @@
if (irq < 0)
return irq;
- keypad = kzalloc(sizeof(struct tc_keypad), GFP_KERNEL);
- input = input_allocate_device();
- if (!keypad || !input) {
- dev_err(&pdev->dev, "failed to allocate keypad memory\n");
- error = -ENOMEM;
- goto err_free_mem;
+ keypad = devm_kzalloc(&pdev->dev, sizeof(struct tc_keypad),
+ GFP_KERNEL);
+ if (!keypad)
+ return -ENOMEM;
+
+ input = devm_input_allocate_device(&pdev->dev);
+ if (!input) {
+ dev_err(&pdev->dev, "failed to allocate input device\n");
+ return -ENOMEM;
}
keypad->board = plat;
@@ -410,7 +417,7 @@
NULL, input);
if (error) {
dev_err(&pdev->dev, "Failed to build keymap\n");
- goto err_free_mem;
+ return error;
}
keypad->keymap = input->keycode;
@@ -421,20 +428,23 @@
input_set_drvdata(input, keypad);
- error = request_threaded_irq(irq, NULL, tc3589x_keypad_irq,
- plat->irqtype | IRQF_ONESHOT,
- "tc3589x-keypad", keypad);
- if (error < 0) {
+ tc3589x_keypad_disable(keypad);
+
+ error = devm_request_threaded_irq(&pdev->dev, irq,
+ NULL, tc3589x_keypad_irq,
+ plat->irqtype | IRQF_ONESHOT,
+ "tc3589x-keypad", keypad);
+ if (error) {
dev_err(&pdev->dev,
"Could not allocate irq %d,error %d\n",
irq, error);
- goto err_free_mem;
+ return error;
}
error = input_register_device(input);
if (error) {
dev_err(&pdev->dev, "Could not register input device\n");
- goto err_free_irq;
+ return error;
}
/* let platform decide if keypad is a wakeup source or not */
@@ -444,30 +454,6 @@
platform_set_drvdata(pdev, keypad);
return 0;
-
-err_free_irq:
- free_irq(irq, keypad);
-err_free_mem:
- input_free_device(input);
- kfree(keypad);
- return error;
-}
-
-static int tc3589x_keypad_remove(struct platform_device *pdev)
-{
- struct tc_keypad *keypad = platform_get_drvdata(pdev);
- int irq = platform_get_irq(pdev, 0);
-
- if (!keypad->keypad_stopped)
- tc3589x_keypad_disable(keypad);
-
- free_irq(irq, keypad);
-
- input_unregister_device(keypad->input);
-
- kfree(keypad);
-
- return 0;
}
#ifdef CONFIG_PM_SLEEP
@@ -518,7 +504,6 @@
.pm = &tc3589x_keypad_dev_pm_ops,
},
.probe = tc3589x_keypad_probe,
- .remove = tc3589x_keypad_remove,
};
module_platform_driver(tc3589x_keypad_driver);
diff --git a/drivers/input/keyboard/tca8418_keypad.c b/drivers/input/keyboard/tca8418_keypad.c
index 4e491c1..9002298 100644
--- a/drivers/input/keyboard/tca8418_keypad.c
+++ b/drivers/input/keyboard/tca8418_keypad.c
@@ -404,7 +404,6 @@
static struct i2c_driver tca8418_keypad_driver = {
.driver = {
.name = TCA8418_NAME,
- .owner = THIS_MODULE,
.of_match_table = of_match_ptr(tca8418_dt_ids),
},
.probe = tca8418_keypad_probe,
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index c41dec8..906dd1b 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -247,7 +247,7 @@
config INPUT_GP2A
tristate "Sharp GP2AP002A00F I2C Proximity/Opto sensor driver"
depends on I2C
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
Say Y here if you have a Sharp GP2AP002A00F proximity/als combo-chip
hooked to an I2C bus.
@@ -257,7 +257,7 @@
config INPUT_GPIO_BEEPER
tristate "Generic GPIO Beeper support"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
Say Y here if you have a beeper connected to a GPIO pin.
@@ -266,7 +266,7 @@
config INPUT_GPIO_TILT_POLLED
tristate "Polled GPIO tilt switch"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
select INPUT_POLLDEV
help
This driver implements support for tilt switches connected
@@ -557,7 +557,7 @@
config INPUT_GPIO_ROTARY_ENCODER
tristate "Rotary encoders connected to GPIO pins"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
Say Y here to add support for rotary encoders connected to GPIO lines.
Check file:Documentation/input/rotary-encoder.txt for more
@@ -764,7 +764,8 @@
config INPUT_DRV260X_HAPTICS
tristate "TI DRV260X haptics support"
- depends on INPUT && I2C && GPIOLIB
+ depends on INPUT && I2C
+ depends on GPIOLIB || COMPILE_TEST
select INPUT_FF_MEMLESS
select REGMAP_I2C
help
diff --git a/drivers/input/misc/adxl34x-i2c.c b/drivers/input/misc/adxl34x-i2c.c
index bdb5d03..a8b0a2e 100644
--- a/drivers/input/misc/adxl34x-i2c.c
+++ b/drivers/input/misc/adxl34x-i2c.c
@@ -158,7 +158,6 @@
static struct i2c_driver adxl34x_driver = {
.driver = {
.name = "adxl34x",
- .owner = THIS_MODULE,
.pm = &adxl34x_i2c_pm,
.of_match_table = of_match_ptr(adxl34x_of_id),
},
diff --git a/drivers/input/misc/arizona-haptics.c b/drivers/input/misc/arizona-haptics.c
index 4dbbed7..4bf6785 100644
--- a/drivers/input/misc/arizona-haptics.c
+++ b/drivers/input/misc/arizona-haptics.c
@@ -170,8 +170,8 @@
INIT_WORK(&haptics->work, arizona_haptics_work);
- haptics->input_dev = input_allocate_device();
- if (haptics->input_dev == NULL) {
+ haptics->input_dev = devm_input_allocate_device(&pdev->dev);
+ if (!haptics->input_dev) {
dev_err(arizona->dev, "Failed to allocate input device\n");
return -ENOMEM;
}
@@ -188,41 +188,23 @@
if (ret < 0) {
dev_err(arizona->dev, "input_ff_create_memless() failed: %d\n",
ret);
- goto err_ialloc;
+ return ret;
}
ret = input_register_device(haptics->input_dev);
if (ret < 0) {
dev_err(arizona->dev, "couldn't register input device: %d\n",
ret);
- goto err_iff;
+ return ret;
}
platform_set_drvdata(pdev, haptics);
return 0;
-
-err_iff:
- if (haptics->input_dev)
- input_ff_destroy(haptics->input_dev);
-err_ialloc:
- input_free_device(haptics->input_dev);
-
- return ret;
-}
-
-static int arizona_haptics_remove(struct platform_device *pdev)
-{
- struct arizona_haptics *haptics = platform_get_drvdata(pdev);
-
- input_unregister_device(haptics->input_dev);
-
- return 0;
}
static struct platform_driver arizona_haptics_driver = {
.probe = arizona_haptics_probe,
- .remove = arizona_haptics_remove,
.driver = {
.name = "arizona-haptics",
},
diff --git a/drivers/input/misc/bma150.c b/drivers/input/misc/bma150.c
index b36831c..1d0e61d 100644
--- a/drivers/input/misc/bma150.c
+++ b/drivers/input/misc/bma150.c
@@ -333,10 +333,9 @@
y = ((0xc0 & data[2]) >> 6) | (data[3] << 2);
z = ((0xc0 & data[4]) >> 6) | (data[5] << 2);
- /* sign extension */
- x = (s16) (x << 6) >> 6;
- y = (s16) (y << 6) >> 6;
- z = (s16) (z << 6) >> 6;
+ x = sign_extend32(x, 9);
+ y = sign_extend32(y, 9);
+ z = sign_extend32(z, 9);
input_report_abs(bma150->input, ABS_X, x);
input_report_abs(bma150->input, ABS_Y, y);
@@ -654,7 +653,6 @@
static struct i2c_driver bma150_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = BMA150_DRIVER,
.pm = &bma150_pm,
},
diff --git a/drivers/input/misc/cma3000_d0x_i2c.c b/drivers/input/misc/cma3000_d0x_i2c.c
index 4fdef98..c702191 100644
--- a/drivers/input/misc/cma3000_d0x_i2c.c
+++ b/drivers/input/misc/cma3000_d0x_i2c.c
@@ -118,7 +118,6 @@
.id_table = cma3000_i2c_id,
.driver = {
.name = "cma3000_i2c_accl",
- .owner = THIS_MODULE,
#ifdef CONFIG_PM
.pm = &cma3000_i2c_pm_ops,
#endif
diff --git a/drivers/input/misc/drv260x.c b/drivers/input/misc/drv260x.c
index f5c9cf2..2adfd86c 100644
--- a/drivers/input/misc/drv260x.c
+++ b/drivers/input/misc/drv260x.c
@@ -204,7 +204,7 @@
int overdrive_voltage;
};
-static struct reg_default drv260x_reg_defs[] = {
+static const struct reg_default drv260x_reg_defs[] = {
{ DRV260X_STATUS, 0xe0 },
{ DRV260X_MODE, 0x40 },
{ DRV260X_RT_PB_IN, 0x00 },
@@ -720,7 +720,6 @@
.probe = drv260x_probe,
.driver = {
.name = "drv260x-haptics",
- .owner = THIS_MODULE,
.of_match_table = of_match_ptr(drv260x_of_match),
.pm = &drv260x_pm_ops,
},
diff --git a/drivers/input/misc/drv2665.c b/drivers/input/misc/drv2665.c
index 924456e..ef9bc12 100644
--- a/drivers/input/misc/drv2665.c
+++ b/drivers/input/misc/drv2665.c
@@ -74,7 +74,7 @@
0x9b, 0x9f, 0xa5, 0xad, 0xb8, 0xc4, 0xd2, 0xe0, 0xf0, 0x00,
};
-static struct reg_default drv2665_reg_defs[] = {
+static const struct reg_default drv2665_reg_defs[] = {
{ DRV2665_STATUS, 0x02 },
{ DRV2665_CTRL_1, 0x28 },
{ DRV2665_CTRL_2, 0x40 },
@@ -309,7 +309,6 @@
.probe = drv2665_probe,
.driver = {
.name = "drv2665-haptics",
- .owner = THIS_MODULE,
.of_match_table = of_match_ptr(drv2665_of_match),
.pm = &drv2665_pm_ops,
},
diff --git a/drivers/input/misc/drv2667.c b/drivers/input/misc/drv2667.c
index 047136a..d5ba748 100644
--- a/drivers/input/misc/drv2667.c
+++ b/drivers/input/misc/drv2667.c
@@ -116,7 +116,7 @@
u32 frequency;
};
-static struct reg_default drv2667_reg_defs[] = {
+static const struct reg_default drv2667_reg_defs[] = {
{ DRV2667_STATUS, 0x02 },
{ DRV2667_CTRL_1, 0x28 },
{ DRV2667_CTRL_2, 0x40 },
@@ -484,7 +484,6 @@
.probe = drv2667_probe,
.driver = {
.name = "drv2667-haptics",
- .owner = THIS_MODULE,
.of_match_table = of_match_ptr(drv2667_of_match),
.pm = &drv2667_pm_ops,
},
diff --git a/drivers/input/misc/gp2ap002a00f.c b/drivers/input/misc/gp2ap002a00f.c
index 0ac176d..3bfdfcc 100644
--- a/drivers/input/misc/gp2ap002a00f.c
+++ b/drivers/input/misc/gp2ap002a00f.c
@@ -267,11 +267,11 @@
{ GP2A_I2C_NAME, 0 },
{ }
};
+MODULE_DEVICE_TABLE(i2c, gp2a_i2c_id);
static struct i2c_driver gp2a_i2c_driver = {
.driver = {
.name = GP2A_I2C_NAME,
- .owner = THIS_MODULE,
.pm = &gp2a_pm,
},
.probe = gp2a_probe,
diff --git a/drivers/input/misc/kxtj9.c b/drivers/input/misc/kxtj9.c
index 6e29349..e058d71 100644
--- a/drivers/input/misc/kxtj9.c
+++ b/drivers/input/misc/kxtj9.c
@@ -658,7 +658,6 @@
static struct i2c_driver kxtj9_driver = {
.driver = {
.name = NAME,
- .owner = THIS_MODULE,
.pm = &kxtj9_pm_ops,
},
.probe = kxtj9_probe,
diff --git a/drivers/input/misc/max8997_haptic.c b/drivers/input/misc/max8997_haptic.c
index d0f6872..a806ba3 100644
--- a/drivers/input/misc/max8997_haptic.c
+++ b/drivers/input/misc/max8997_haptic.c
@@ -394,7 +394,7 @@
{ "max8997-haptic", 0 },
{ },
};
-MODULE_DEVICE_TABLE(i2c, max8997_haptic_id);
+MODULE_DEVICE_TABLE(platform, max8997_haptic_id);
static struct platform_driver max8997_haptic_driver = {
.driver = {
@@ -407,7 +407,6 @@
};
module_platform_driver(max8997_haptic_driver);
-MODULE_ALIAS("platform:max8997-haptic");
MODULE_AUTHOR("Donggeun Kim <dg77.kim@samsung.com>");
MODULE_DESCRIPTION("max8997_haptic driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/input/misc/mpu3050.c b/drivers/input/misc/mpu3050.c
index 5e50513..f088db3 100644
--- a/drivers/input/misc/mpu3050.c
+++ b/drivers/input/misc/mpu3050.c
@@ -466,7 +466,6 @@
static struct i2c_driver mpu3050_i2c_driver = {
.driver = {
.name = "mpu3050",
- .owner = THIS_MODULE,
.pm = &mpu3050_pm,
.of_match_table = mpu3050_of_match,
},
diff --git a/drivers/input/misc/pcf8574_keypad.c b/drivers/input/misc/pcf8574_keypad.c
index 97f711a..4abdf1e 100644
--- a/drivers/input/misc/pcf8574_keypad.c
+++ b/drivers/input/misc/pcf8574_keypad.c
@@ -208,7 +208,6 @@
static struct i2c_driver pcf8574_kp_driver = {
.driver = {
.name = DRV_NAME,
- .owner = THIS_MODULE,
#ifdef CONFIG_PM
.pm = &pcf8574_kp_pm_ops,
#endif
diff --git a/drivers/input/misc/pmic8xxx-pwrkey.c b/drivers/input/misc/pmic8xxx-pwrkey.c
index c4ca20e..3f02e0e 100644
--- a/drivers/input/misc/pmic8xxx-pwrkey.c
+++ b/drivers/input/misc/pmic8xxx-pwrkey.c
@@ -20,17 +20,72 @@
#include <linux/regmap.h>
#include <linux/log2.h>
#include <linux/of.h>
+#include <linux/of_device.h>
#define PON_CNTL_1 0x1C
#define PON_CNTL_PULL_UP BIT(7)
#define PON_CNTL_TRIG_DELAY_MASK (0x7)
+#define PON_CNTL_1_PULL_UP_EN 0xe0
+#define PON_CNTL_1_USB_PWR_EN 0x10
+#define PON_CNTL_1_WD_EN_RESET 0x08
+
+#define PM8058_SLEEP_CTRL 0x02b
+#define PM8921_SLEEP_CTRL 0x10a
+
+#define SLEEP_CTRL_SMPL_EN_RESET 0x04
+
+/* Regulator master enable addresses */
+#define REG_PM8058_VREG_EN_MSM 0x018
+#define REG_PM8058_VREG_EN_GRP_5_4 0x1c8
+
+/* Regulator control registers for shutdown/reset */
+#define PM8058_S0_CTRL 0x004
+#define PM8058_S1_CTRL 0x005
+#define PM8058_S3_CTRL 0x111
+#define PM8058_L21_CTRL 0x120
+#define PM8058_L22_CTRL 0x121
+
+#define PM8058_REGULATOR_ENABLE_MASK 0x80
+#define PM8058_REGULATOR_ENABLE 0x80
+#define PM8058_REGULATOR_DISABLE 0x00
+#define PM8058_REGULATOR_PULL_DOWN_MASK 0x40
+#define PM8058_REGULATOR_PULL_DOWN_EN 0x40
+
+/* Buck CTRL register */
+#define PM8058_SMPS_LEGACY_VREF_SEL 0x20
+#define PM8058_SMPS_LEGACY_VPROG_MASK 0x1f
+#define PM8058_SMPS_ADVANCED_BAND_MASK 0xC0
+#define PM8058_SMPS_ADVANCED_BAND_SHIFT 6
+#define PM8058_SMPS_ADVANCED_VPROG_MASK 0x3f
+
+/* Buck TEST2 registers for shutdown/reset */
+#define PM8058_S0_TEST2 0x084
+#define PM8058_S1_TEST2 0x085
+#define PM8058_S3_TEST2 0x11a
+
+#define PM8058_REGULATOR_BANK_WRITE 0x80
+#define PM8058_REGULATOR_BANK_MASK 0x70
+#define PM8058_REGULATOR_BANK_SHIFT 4
+#define PM8058_REGULATOR_BANK_SEL(n) ((n) << PM8058_REGULATOR_BANK_SHIFT)
+
+/* Buck TEST2 register bank 1 */
+#define PM8058_SMPS_LEGACY_VLOW_SEL 0x01
+
+/* Buck TEST2 register bank 7 */
+#define PM8058_SMPS_ADVANCED_MODE_MASK 0x02
+#define PM8058_SMPS_ADVANCED_MODE 0x02
+#define PM8058_SMPS_LEGACY_MODE 0x00
/**
* struct pmic8xxx_pwrkey - pmic8xxx pwrkey information
* @key_press_irq: key press irq number
+ * @regmap: device regmap
+ * @shutdown_fn: shutdown configuration function
*/
struct pmic8xxx_pwrkey {
int key_press_irq;
+ struct regmap *regmap;
+ int (*shutdown_fn)(struct pmic8xxx_pwrkey *, bool);
};
static irqreturn_t pwrkey_press_irq(int irq, void *_pwr)
@@ -76,6 +131,212 @@
static SIMPLE_DEV_PM_OPS(pm8xxx_pwr_key_pm_ops,
pmic8xxx_pwrkey_suspend, pmic8xxx_pwrkey_resume);
+static void pmic8xxx_pwrkey_shutdown(struct platform_device *pdev)
+{
+ struct pmic8xxx_pwrkey *pwrkey = platform_get_drvdata(pdev);
+ int error;
+ u8 mask, val;
+ bool reset = system_state == SYSTEM_RESTART;
+
+ if (pwrkey->shutdown_fn) {
+ error = pwrkey->shutdown_fn(pwrkey, reset);
+ if (error)
+ return;
+ }
+
+ /*
+ * Select action to perform (reset or shutdown) when PS_HOLD goes low.
+ * Also ensure that KPD, CBL0, and CBL1 pull ups are enabled and that
+ * USB charging is enabled.
+ */
+ mask = PON_CNTL_1_PULL_UP_EN | PON_CNTL_1_USB_PWR_EN;
+ mask |= PON_CNTL_1_WD_EN_RESET;
+ val = mask;
+ if (!reset)
+ val &= ~PON_CNTL_1_WD_EN_RESET;
+
+ regmap_update_bits(pwrkey->regmap, PON_CNTL_1, mask, val);
+}
+
+/*
+ * Set an SMPS regulator to be disabled in its CTRL register, but enabled
+ * in the master enable register. Also set it's pull down enable bit.
+ * Take care to make sure that the output voltage doesn't change if switching
+ * from advanced mode to legacy mode.
+ */
+static int pm8058_disable_smps_locally_set_pull_down(struct regmap *regmap,
+ u16 ctrl_addr, u16 test2_addr, u16 master_enable_addr,
+ u8 master_enable_bit)
+{
+ int error;
+ u8 vref_sel, vlow_sel, band, vprog, bank;
+ unsigned int reg;
+
+ bank = PM8058_REGULATOR_BANK_SEL(7);
+ error = regmap_write(regmap, test2_addr, bank);
+ if (error)
+ return error;
+
+ error = regmap_read(regmap, test2_addr, ®);
+ if (error)
+ return error;
+
+ reg &= PM8058_SMPS_ADVANCED_MODE_MASK;
+ /* Check if in advanced mode. */
+ if (reg == PM8058_SMPS_ADVANCED_MODE) {
+ /* Determine current output voltage. */
+ error = regmap_read(regmap, ctrl_addr, ®);
+ if (error)
+ return error;
+
+ band = reg & PM8058_SMPS_ADVANCED_BAND_MASK;
+ band >>= PM8058_SMPS_ADVANCED_BAND_SHIFT;
+ switch (band) {
+ case 3:
+ vref_sel = 0;
+ vlow_sel = 0;
+ break;
+ case 2:
+ vref_sel = PM8058_SMPS_LEGACY_VREF_SEL;
+ vlow_sel = 0;
+ break;
+ case 1:
+ vref_sel = PM8058_SMPS_LEGACY_VREF_SEL;
+ vlow_sel = PM8058_SMPS_LEGACY_VLOW_SEL;
+ break;
+ default:
+ pr_err("%s: regulator already disabled\n", __func__);
+ return -EPERM;
+ }
+ vprog = reg & PM8058_SMPS_ADVANCED_VPROG_MASK;
+ /* Round up if fine step is in use. */
+ vprog = (vprog + 1) >> 1;
+ if (vprog > PM8058_SMPS_LEGACY_VPROG_MASK)
+ vprog = PM8058_SMPS_LEGACY_VPROG_MASK;
+
+ /* Set VLOW_SEL bit. */
+ bank = PM8058_REGULATOR_BANK_SEL(1);
+ error = regmap_write(regmap, test2_addr, bank);
+ if (error)
+ return error;
+
+ error = regmap_update_bits(regmap, test2_addr,
+ PM8058_REGULATOR_BANK_WRITE | PM8058_REGULATOR_BANK_MASK
+ | PM8058_SMPS_LEGACY_VLOW_SEL,
+ PM8058_REGULATOR_BANK_WRITE |
+ PM8058_REGULATOR_BANK_SEL(1) | vlow_sel);
+ if (error)
+ return error;
+
+ /* Switch to legacy mode */
+ bank = PM8058_REGULATOR_BANK_SEL(7);
+ error = regmap_write(regmap, test2_addr, bank);
+ if (error)
+ return error;
+
+ error = regmap_update_bits(regmap, test2_addr,
+ PM8058_REGULATOR_BANK_WRITE |
+ PM8058_REGULATOR_BANK_MASK |
+ PM8058_SMPS_ADVANCED_MODE_MASK,
+ PM8058_REGULATOR_BANK_WRITE |
+ PM8058_REGULATOR_BANK_SEL(7) |
+ PM8058_SMPS_LEGACY_MODE);
+ if (error)
+ return error;
+
+ /* Enable locally, enable pull down, keep voltage the same. */
+ error = regmap_update_bits(regmap, ctrl_addr,
+ PM8058_REGULATOR_ENABLE_MASK |
+ PM8058_REGULATOR_PULL_DOWN_MASK |
+ PM8058_SMPS_LEGACY_VREF_SEL |
+ PM8058_SMPS_LEGACY_VPROG_MASK,
+ PM8058_REGULATOR_ENABLE | PM8058_REGULATOR_PULL_DOWN_EN
+ | vref_sel | vprog);
+ if (error)
+ return error;
+ }
+
+ /* Enable in master control register. */
+ error = regmap_update_bits(regmap, master_enable_addr,
+ master_enable_bit, master_enable_bit);
+ if (error)
+ return error;
+
+ /* Disable locally and enable pull down. */
+ return regmap_update_bits(regmap, ctrl_addr,
+ PM8058_REGULATOR_ENABLE_MASK | PM8058_REGULATOR_PULL_DOWN_MASK,
+ PM8058_REGULATOR_DISABLE | PM8058_REGULATOR_PULL_DOWN_EN);
+}
+
+static int pm8058_disable_ldo_locally_set_pull_down(struct regmap *regmap,
+ u16 ctrl_addr, u16 master_enable_addr, u8 master_enable_bit)
+{
+ int error;
+
+ /* Enable LDO in master control register. */
+ error = regmap_update_bits(regmap, master_enable_addr,
+ master_enable_bit, master_enable_bit);
+ if (error)
+ return error;
+
+ /* Disable LDO in CTRL register and set pull down */
+ return regmap_update_bits(regmap, ctrl_addr,
+ PM8058_REGULATOR_ENABLE_MASK | PM8058_REGULATOR_PULL_DOWN_MASK,
+ PM8058_REGULATOR_DISABLE | PM8058_REGULATOR_PULL_DOWN_EN);
+}
+
+static int pm8058_pwrkey_shutdown(struct pmic8xxx_pwrkey *pwrkey, bool reset)
+{
+ int error;
+ struct regmap *regmap = pwrkey->regmap;
+ u8 mask, val;
+
+ /* When shutting down, enable active pulldowns on important rails. */
+ if (!reset) {
+ /* Disable SMPS's 0,1,3 locally and set pulldown enable bits. */
+ pm8058_disable_smps_locally_set_pull_down(regmap,
+ PM8058_S0_CTRL, PM8058_S0_TEST2,
+ REG_PM8058_VREG_EN_MSM, BIT(7));
+ pm8058_disable_smps_locally_set_pull_down(regmap,
+ PM8058_S1_CTRL, PM8058_S1_TEST2,
+ REG_PM8058_VREG_EN_MSM, BIT(6));
+ pm8058_disable_smps_locally_set_pull_down(regmap,
+ PM8058_S3_CTRL, PM8058_S3_TEST2,
+ REG_PM8058_VREG_EN_GRP_5_4, BIT(7) | BIT(4));
+ /* Disable LDO 21 locally and set pulldown enable bit. */
+ pm8058_disable_ldo_locally_set_pull_down(regmap,
+ PM8058_L21_CTRL, REG_PM8058_VREG_EN_GRP_5_4,
+ BIT(1));
+ }
+
+ /*
+ * Fix-up: Set regulator LDO22 to 1.225 V in high power mode. Leave its
+ * pull-down state intact. This ensures a safe shutdown.
+ */
+ error = regmap_update_bits(regmap, PM8058_L22_CTRL, 0xbf, 0x93);
+ if (error)
+ return error;
+
+ /* Enable SMPL if resetting is desired */
+ mask = SLEEP_CTRL_SMPL_EN_RESET;
+ val = 0;
+ if (reset)
+ val = mask;
+ return regmap_update_bits(regmap, PM8058_SLEEP_CTRL, mask, val);
+}
+
+static int pm8921_pwrkey_shutdown(struct pmic8xxx_pwrkey *pwrkey, bool reset)
+{
+ struct regmap *regmap = pwrkey->regmap;
+ u8 mask = SLEEP_CTRL_SMPL_EN_RESET;
+ u8 val = 0;
+
+ /* Enable SMPL if resetting is desired */
+ if (reset)
+ val = mask;
+ return regmap_update_bits(regmap, PM8921_SLEEP_CTRL, mask, val);
+}
+
static int pmic8xxx_pwrkey_probe(struct platform_device *pdev)
{
struct input_dev *pwr;
@@ -109,6 +370,8 @@
if (!pwrkey)
return -ENOMEM;
+ pwrkey->shutdown_fn = of_device_get_match_data(&pdev->dev);
+ pwrkey->regmap = regmap;
pwrkey->key_press_irq = key_press_irq;
pwr = devm_input_allocate_device(&pdev->dev);
@@ -182,8 +445,8 @@
}
static const struct of_device_id pm8xxx_pwr_key_id_table[] = {
- { .compatible = "qcom,pm8058-pwrkey" },
- { .compatible = "qcom,pm8921-pwrkey" },
+ { .compatible = "qcom,pm8058-pwrkey", .data = &pm8058_pwrkey_shutdown },
+ { .compatible = "qcom,pm8921-pwrkey", .data = &pm8921_pwrkey_shutdown },
{ }
};
MODULE_DEVICE_TABLE(of, pm8xxx_pwr_key_id_table);
@@ -191,6 +454,7 @@
static struct platform_driver pmic8xxx_pwrkey_driver = {
.probe = pmic8xxx_pwrkey_probe,
.remove = pmic8xxx_pwrkey_remove,
+ .shutdown = pmic8xxx_pwrkey_shutdown,
.driver = {
.name = "pm8xxx-pwrkey",
.pm = &pm8xxx_pwr_key_pm_ops,
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 421e29e..345df9b 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -320,10 +320,8 @@
* Check if absmin/absmax/absfuzz/absflat are sane.
*/
- for (cnt = 0; cnt < ABS_CNT; cnt++) {
+ for_each_set_bit(cnt, dev->absbit, ABS_CNT) {
int min, max;
- if (!test_bit(cnt, dev->absbit))
- continue;
min = input_abs_get_min(dev, cnt);
max = input_abs_get_max(dev, cnt);
@@ -416,7 +414,7 @@
dev->id.product = user_dev->id.product;
dev->id.version = user_dev->id.version;
- for (i = 0; i < ABS_CNT; i++) {
+ for_each_set_bit(i, dev->absbit, ABS_CNT) {
input_abs_set_max(dev, i, user_dev->absmax[i]);
input_abs_set_min(dev, i, user_dev->absmin[i]);
input_abs_set_fuzz(dev, i, user_dev->absfuzz[i]);
diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
index d7820d1..17f97e5 100644
--- a/drivers/input/mouse/Kconfig
+++ b/drivers/input/mouse/Kconfig
@@ -341,7 +341,7 @@
config MOUSE_GPIO
tristate "GPIO mouse"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
select INPUT_POLLDEV
help
This driver simulates a mouse on GPIO lines of various CPUs (and some
diff --git a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile
index 793300b..ee6a6e9 100644
--- a/drivers/input/mouse/Makefile
+++ b/drivers/input/mouse/Makefile
@@ -24,7 +24,7 @@
obj-$(CONFIG_MOUSE_SYNAPTICS_USB) += synaptics_usb.o
obj-$(CONFIG_MOUSE_VSXXXAA) += vsxxxaa.o
-cyapatp-objs := cyapa.o cyapa_gen3.o cyapa_gen5.o
+cyapatp-objs := cyapa.o cyapa_gen3.o cyapa_gen5.o cyapa_gen6.o
psmouse-objs := psmouse-base.o synaptics.o focaltech.o
psmouse-$(CONFIG_MOUSE_PS2_ALPS) += alps.o
diff --git a/drivers/input/mouse/cyapa.c b/drivers/input/mouse/cyapa.c
index efe1484..eb76b61 100644
--- a/drivers/input/mouse/cyapa.c
+++ b/drivers/input/mouse/cyapa.c
@@ -6,7 +6,7 @@
* Daniel Kurtz <djkurtz@chromium.org>
* Benson Leung <bleung@chromium.org>
*
- * Copyright (C) 2011-2014 Cypress Semiconductor, Inc.
+ * Copyright (C) 2011-2015 Cypress Semiconductor, Inc.
* Copyright (C) 2011-2012 Google, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
@@ -21,10 +21,12 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/mutex.h>
+#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/pm_runtime.h>
#include <linux/acpi.h>
+#include <linux/of.h>
#include "cyapa.h"
@@ -39,11 +41,33 @@
static int cyapa_reinitialize(struct cyapa *cyapa);
-static inline bool cyapa_is_bootloader_mode(struct cyapa *cyapa)
+bool cyapa_is_pip_bl_mode(struct cyapa *cyapa)
{
+ if (cyapa->gen == CYAPA_GEN6 && cyapa->state == CYAPA_STATE_GEN6_BL)
+ return true;
+
if (cyapa->gen == CYAPA_GEN5 && cyapa->state == CYAPA_STATE_GEN5_BL)
return true;
+ return false;
+}
+
+bool cyapa_is_pip_app_mode(struct cyapa *cyapa)
+{
+ if (cyapa->gen == CYAPA_GEN6 && cyapa->state == CYAPA_STATE_GEN6_APP)
+ return true;
+
+ if (cyapa->gen == CYAPA_GEN5 && cyapa->state == CYAPA_STATE_GEN5_APP)
+ return true;
+
+ return false;
+}
+
+static bool cyapa_is_bootloader_mode(struct cyapa *cyapa)
+{
+ if (cyapa_is_pip_bl_mode(cyapa))
+ return true;
+
if (cyapa->gen == CYAPA_GEN3 &&
cyapa->state >= CYAPA_STATE_BL_BUSY &&
cyapa->state <= CYAPA_STATE_BL_ACTIVE)
@@ -54,7 +78,7 @@
static inline bool cyapa_is_operational_mode(struct cyapa *cyapa)
{
- if (cyapa->gen == CYAPA_GEN5 && cyapa->state == CYAPA_STATE_GEN5_APP)
+ if (cyapa_is_pip_app_mode(cyapa))
return true;
if (cyapa->gen == CYAPA_GEN3 && cyapa->state == CYAPA_STATE_OP)
@@ -188,6 +212,15 @@
if (!error)
goto out_detected;
}
+ if (cyapa->gen == CYAPA_GEN_UNKNOWN ||
+ cyapa->gen == CYAPA_GEN6 ||
+ cyapa->gen == CYAPA_GEN5) {
+ error = cyapa_pip_state_parse(cyapa,
+ status, BL_STATUS_SIZE);
+ if (!error)
+ goto out_detected;
+ }
+ /* For old Gen5 trackpads detecting. */
if ((cyapa->gen == CYAPA_GEN_UNKNOWN ||
cyapa->gen == CYAPA_GEN5) &&
!smbus && even_addr) {
@@ -284,6 +317,9 @@
return error;
switch (cyapa->gen) {
+ case CYAPA_GEN6:
+ cyapa->ops = &cyapa_gen6_ops;
+ break;
case CYAPA_GEN5:
cyapa->ops = &cyapa_gen5_ops;
break;
@@ -306,7 +342,7 @@
/*
* Returns 0 on device detected, negative errno on no device detected.
- * And when the device is detected and opertaional, it will be reset to
+ * And when the device is detected and operational, it will be reset to
* full power active mode automatically.
*/
static int cyapa_detect(struct cyapa *cyapa)
@@ -333,6 +369,7 @@
{
struct cyapa *cyapa = input_get_drvdata(input);
struct i2c_client *client = cyapa->client;
+ struct device *dev = &client->dev;
int error;
error = mutex_lock_interruptible(&cyapa->state_sync_lock);
@@ -346,10 +383,9 @@
* when in operational mode.
*/
error = cyapa->ops->set_power_mode(cyapa,
- PWR_MODE_FULL_ACTIVE, 0);
+ PWR_MODE_FULL_ACTIVE, 0, false);
if (error) {
- dev_warn(&client->dev,
- "set active power failed: %d\n", error);
+ dev_warn(dev, "set active power failed: %d\n", error);
goto out;
}
} else {
@@ -361,10 +397,14 @@
}
enable_irq(client->irq);
- if (!pm_runtime_enabled(&client->dev)) {
- pm_runtime_set_active(&client->dev);
- pm_runtime_enable(&client->dev);
+ if (!pm_runtime_enabled(dev)) {
+ pm_runtime_set_active(dev);
+ pm_runtime_enable(dev);
}
+
+ pm_runtime_get_sync(dev);
+ pm_runtime_mark_last_busy(dev);
+ pm_runtime_put_sync_autosuspend(dev);
out:
mutex_unlock(&cyapa->state_sync_lock);
return error;
@@ -374,16 +414,17 @@
{
struct cyapa *cyapa = input_get_drvdata(input);
struct i2c_client *client = cyapa->client;
+ struct device *dev = &cyapa->client->dev;
mutex_lock(&cyapa->state_sync_lock);
disable_irq(client->irq);
- if (pm_runtime_enabled(&client->dev))
- pm_runtime_disable(&client->dev);
- pm_runtime_set_suspended(&client->dev);
+ if (pm_runtime_enabled(dev))
+ pm_runtime_disable(dev);
+ pm_runtime_set_suspended(dev);
if (cyapa->operational)
- cyapa->ops->set_power_mode(cyapa, PWR_MODE_OFF, 0);
+ cyapa->ops->set_power_mode(cyapa, PWR_MODE_OFF, 0, false);
mutex_unlock(&cyapa->state_sync_lock);
}
@@ -443,6 +484,7 @@
if (cyapa->gen >= CYAPA_GEN5) {
input_set_abs_params(input, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0);
input_set_abs_params(input, ABS_MT_WIDTH_MINOR, 0, 255, 0, 0);
+ input_set_abs_params(input, ABS_DISTANCE, 0, 1, 0, 0);
}
input_abs_set_res(input, ABS_MT_POSITION_X,
@@ -492,7 +534,7 @@
*/
if (!input || cyapa->operational)
cyapa->ops->set_power_mode(cyapa,
- PWR_MODE_FULL_ACTIVE, 0);
+ PWR_MODE_FULL_ACTIVE, 0, false);
/* Gen3 always using polling mode for command. */
if (cyapa->gen >= CYAPA_GEN5)
enable_irq(cyapa->client->irq);
@@ -507,7 +549,8 @@
if (cyapa->gen >= CYAPA_GEN5)
disable_irq(cyapa->client->irq);
if (!input || cyapa->operational)
- cyapa->ops->set_power_mode(cyapa, PWR_MODE_OFF, 0);
+ cyapa->ops->set_power_mode(cyapa,
+ PWR_MODE_OFF, 0, false);
}
}
@@ -563,6 +606,8 @@
error = cyapa_gen3_ops.initialize(cyapa);
if (!error)
error = cyapa_gen5_ops.initialize(cyapa);
+ if (!error)
+ error = cyapa_gen6_ops.initialize(cyapa);
if (error)
return error;
@@ -572,7 +617,7 @@
/* Power down the device until we need it. */
if (cyapa->operational)
- cyapa->ops->set_power_mode(cyapa, PWR_MODE_OFF, 0);
+ cyapa->ops->set_power_mode(cyapa, PWR_MODE_OFF, 0, false);
return 0;
}
@@ -588,7 +633,8 @@
/* Avoid command failures when TP was in OFF state. */
if (cyapa->operational)
- cyapa->ops->set_power_mode(cyapa, PWR_MODE_FULL_ACTIVE, 0);
+ cyapa->ops->set_power_mode(cyapa,
+ PWR_MODE_FULL_ACTIVE, 0, false);
error = cyapa_detect(cyapa);
if (error)
@@ -607,7 +653,8 @@
if (!input || !input->users) {
/* Reset to power OFF state to save power when no user open. */
if (cyapa->operational)
- cyapa->ops->set_power_mode(cyapa, PWR_MODE_OFF, 0);
+ cyapa->ops->set_power_mode(cyapa,
+ PWR_MODE_OFF, 0, false);
} else if (!error && cyapa->operational) {
/*
* Make sure only enable runtime PM when device is
@@ -615,6 +662,10 @@
*/
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
+
+ pm_runtime_get_sync(dev);
+ pm_runtime_mark_last_busy(dev);
+ pm_runtime_put_sync_autosuspend(dev);
}
return error;
@@ -624,27 +675,44 @@
{
struct cyapa *cyapa = dev_id;
struct device *dev = &cyapa->client->dev;
+ int error;
- pm_runtime_get_sync(dev);
if (device_may_wakeup(dev))
pm_wakeup_event(dev, 0);
- /* Interrupt event maybe cuased by host command to trackpad device. */
+ /* Interrupt event can be caused by host command to trackpad device. */
if (cyapa->ops->irq_cmd_handler(cyapa)) {
/*
* Interrupt event maybe from trackpad device input reporting.
*/
if (!cyapa->input) {
/*
- * Still in probling or in firware image
- * udpating or reading.
+ * Still in probing or in firmware image
+ * updating or reading.
*/
cyapa->ops->sort_empty_output_data(cyapa,
NULL, NULL, NULL);
goto out;
}
- if (!cyapa->operational || cyapa->ops->irq_handler(cyapa)) {
+ if (cyapa->operational) {
+ error = cyapa->ops->irq_handler(cyapa);
+
+ /*
+ * Apply runtime power management to touch report event
+ * except the events caused by the command responses.
+ * Note:
+ * It will introduce about 20~40 ms additional delay
+ * time in receiving for first valid touch report data.
+ * The time is used to execute device runtime resume
+ * process.
+ */
+ pm_runtime_get_sync(dev);
+ pm_runtime_mark_last_busy(dev);
+ pm_runtime_put_sync_autosuspend(dev);
+ }
+
+ if (!cyapa->operational || error) {
if (!mutex_trylock(&cyapa->state_sync_lock)) {
cyapa->ops->sort_empty_output_data(cyapa,
NULL, NULL, NULL);
@@ -656,8 +724,6 @@
}
out:
- pm_runtime_mark_last_busy(dev);
- pm_runtime_put_sync_autosuspend(dev);
return IRQ_HANDLED;
}
@@ -1051,12 +1117,12 @@
dev_dbg(dev, "firmware update successfully done.\n");
/*
- * Redetect trackpad device states because firmware update process
+ * Re-detect trackpad device states because firmware update process
* will reset trackpad device into bootloader mode.
*/
ret = cyapa_reinitialize(cyapa);
if (ret) {
- dev_err(dev, "failed to redetect after updated: %d\n", ret);
+ dev_err(dev, "failed to re-detect after updated: %d\n", ret);
error = error ? error : ret;
}
@@ -1120,9 +1186,11 @@
case CYAPA_STATE_BL_ACTIVE:
return "bootloader active";
case CYAPA_STATE_GEN5_BL:
+ case CYAPA_STATE_GEN6_BL:
return "bootloader";
case CYAPA_STATE_OP:
case CYAPA_STATE_GEN5_APP:
+ case CYAPA_STATE_GEN6_APP:
return "operational"; /* Normal valid state. */
default:
return "invalid mode";
@@ -1175,6 +1243,13 @@
sysfs_remove_group(&cyapa->client->dev.kobj, &cyapa_sysfs_group);
}
+static void cyapa_disable_regulator(void *data)
+{
+ struct cyapa *cyapa = data;
+
+ regulator_disable(cyapa->vcc);
+}
+
static int cyapa_probe(struct i2c_client *client,
const struct i2c_device_id *dev_id)
{
@@ -1208,6 +1283,27 @@
sprintf(cyapa->phys, "i2c-%d-%04x/input0", client->adapter->nr,
client->addr);
+ cyapa->vcc = devm_regulator_get(dev, "vcc");
+ if (IS_ERR(cyapa->vcc)) {
+ error = PTR_ERR(cyapa->vcc);
+ dev_err(dev, "failed to get vcc regulator: %d\n", error);
+ return error;
+ }
+
+ error = regulator_enable(cyapa->vcc);
+ if (error) {
+ dev_err(dev, "failed to enable regulator: %d\n", error);
+ return error;
+ }
+
+ error = devm_add_action(dev, cyapa_disable_regulator, cyapa);
+ if (error) {
+ cyapa_disable_regulator(cyapa);
+ dev_err(dev, "failed to add disable regulator action: %d\n",
+ error);
+ return error;
+ }
+
error = cyapa_initialize(cyapa);
if (error) {
dev_err(dev, "failed to detect and initialize tp device.\n");
@@ -1296,12 +1392,19 @@
power_mode = device_may_wakeup(dev) ? cyapa->suspend_power_mode
: PWR_MODE_OFF;
error = cyapa->ops->set_power_mode(cyapa, power_mode,
- cyapa->suspend_sleep_time);
+ cyapa->suspend_sleep_time, true);
if (error)
dev_err(dev, "suspend set power mode failed: %d\n",
error);
}
+ /*
+ * Disable proximity interrupt when system idle, want true touch to
+ * wake the system.
+ */
+ if (cyapa->dev_pwr_mode != PWR_MODE_OFF)
+ cyapa->ops->set_proximity(cyapa, false);
+
if (device_may_wakeup(dev))
cyapa->irq_wake = (enable_irq_wake(client->irq) == 0);
@@ -1322,7 +1425,10 @@
cyapa->irq_wake = false;
}
- /* Update device states and runtime PM states. */
+ /*
+ * Update device states and runtime PM states.
+ * Re-Enable proximity interrupt after enter operational mode.
+ */
error = cyapa_reinitialize(cyapa);
if (error)
dev_warn(dev, "failed to reinitialize TP device: %d\n", error);
@@ -1340,7 +1446,8 @@
error = cyapa->ops->set_power_mode(cyapa,
cyapa->runtime_suspend_power_mode,
- cyapa->runtime_suspend_sleep_time);
+ cyapa->runtime_suspend_sleep_time,
+ false);
if (error)
dev_warn(dev, "runtime suspend failed: %d\n", error);
@@ -1352,7 +1459,8 @@
struct cyapa *cyapa = dev_get_drvdata(dev);
int error;
- error = cyapa->ops->set_power_mode(cyapa, PWR_MODE_FULL_ACTIVE, 0);
+ error = cyapa->ops->set_power_mode(cyapa,
+ PWR_MODE_FULL_ACTIVE, 0, false);
if (error)
dev_warn(dev, "runtime resume failed: %d\n", error);
@@ -1374,17 +1482,26 @@
static const struct acpi_device_id cyapa_acpi_id[] = {
{ "CYAP0000", 0 }, /* Gen3 trackpad with 0x67 I2C address. */
{ "CYAP0001", 0 }, /* Gen5 trackpad with 0x24 I2C address. */
+ { "CYAP0002", 0 }, /* Gen6 trackpad with 0x24 I2C address. */
{ }
};
MODULE_DEVICE_TABLE(acpi, cyapa_acpi_id);
#endif
+#ifdef CONFIG_OF
+static const struct of_device_id cyapa_of_match[] = {
+ { .compatible = "cypress,cyapa" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, cyapa_of_match);
+#endif
+
static struct i2c_driver cyapa_driver = {
.driver = {
.name = "cyapa",
- .owner = THIS_MODULE,
.pm = &cyapa_pm_ops,
.acpi_match_table = ACPI_PTR(cyapa_acpi_id),
+ .of_match_table = of_match_ptr(cyapa_of_match),
},
.probe = cyapa_probe,
diff --git a/drivers/input/mouse/cyapa.h b/drivers/input/mouse/cyapa.h
index adc9ed5..b812bba 100644
--- a/drivers/input/mouse/cyapa.h
+++ b/drivers/input/mouse/cyapa.h
@@ -3,7 +3,7 @@
*
* Author: Dudley Du <dudl@cypress.com>
*
- * Copyright (C) 2014 Cypress Semiconductor, Inc.
+ * Copyright (C) 2014-2015 Cypress Semiconductor, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
@@ -19,13 +19,14 @@
#define CYAPA_GEN_UNKNOWN 0x00 /* unknown protocol. */
#define CYAPA_GEN3 0x03 /* support MT-protocol B with tracking ID. */
#define CYAPA_GEN5 0x05 /* support TrueTouch GEN5 trackpad device. */
+#define CYAPA_GEN6 0x06 /* support TrueTouch GEN6 trackpad device. */
#define CYAPA_NAME "Cypress APA Trackpad (cyapa)"
/*
* Macros for SMBus communication
*/
-#define SMBUS_READ 0x01
+#define SMBUS_READ 0x01
#define SMBUS_WRITE 0x00
#define SMBUS_ENCODE_IDX(cmd, idx) ((cmd) | (((idx) & 0x03) << 1))
#define SMBUS_ENCODE_RW(cmd, rw) ((cmd) | ((rw) & 0x01))
@@ -159,12 +160,89 @@
#define AUTOSUSPEND_DELAY 2000 /* unit : ms */
-#define UNINIT_SLEEP_TIME 0xFFFF
-#define UNINIT_PWR_MODE 0xFF
-
#define BTN_ONLY_MODE_NAME "buttononly"
#define OFF_MODE_NAME "off"
+/* Common macros for PIP interface. */
+#define PIP_HID_DESCRIPTOR_ADDR 0x0001
+#define PIP_REPORT_DESCRIPTOR_ADDR 0x0002
+#define PIP_INPUT_REPORT_ADDR 0x0003
+#define PIP_OUTPUT_REPORT_ADDR 0x0004
+#define PIP_CMD_DATA_ADDR 0x0006
+
+#define PIP_RETRIEVE_DATA_STRUCTURE 0x24
+#define PIP_CMD_CALIBRATE 0x28
+#define PIP_BL_CMD_VERIFY_APP_INTEGRITY 0x31
+#define PIP_BL_CMD_GET_BL_INFO 0x38
+#define PIP_BL_CMD_PROGRAM_VERIFY_ROW 0x39
+#define PIP_BL_CMD_LAUNCH_APP 0x3b
+#define PIP_BL_CMD_INITIATE_BL 0x48
+#define PIP_INVALID_CMD 0xff
+
+#define PIP_HID_DESCRIPTOR_SIZE 32
+#define PIP_HID_APP_REPORT_ID 0xf7
+#define PIP_HID_BL_REPORT_ID 0xff
+
+#define PIP_BL_CMD_REPORT_ID 0x40
+#define PIP_BL_RESP_REPORT_ID 0x30
+#define PIP_APP_CMD_REPORT_ID 0x2f
+#define PIP_APP_RESP_REPORT_ID 0x1f
+
+#define PIP_READ_SYS_INFO_CMD_LENGTH 7
+#define PIP_BL_READ_APP_INFO_CMD_LENGTH 13
+#define PIP_MIN_BL_CMD_LENGTH 13
+#define PIP_MIN_BL_RESP_LENGTH 11
+#define PIP_MIN_APP_CMD_LENGTH 7
+#define PIP_MIN_APP_RESP_LENGTH 5
+#define PIP_UNSUPPORTED_CMD_RESP_LENGTH 6
+#define PIP_READ_SYS_INFO_RESP_LENGTH 71
+#define PIP_BL_APP_INFO_RESP_LENGTH 30
+#define PIP_BL_GET_INFO_RESP_LENGTH 19
+
+#define PIP_BL_PLATFORM_VER_SHIFT 4
+#define PIP_BL_PLATFORM_VER_MASK 0x0f
+
+#define PIP_PRODUCT_FAMILY_MASK 0xf000
+#define PIP_PRODUCT_FAMILY_TRACKPAD 0x1000
+
+#define PIP_DEEP_SLEEP_STATE_ON 0x00
+#define PIP_DEEP_SLEEP_STATE_OFF 0x01
+#define PIP_DEEP_SLEEP_STATE_MASK 0x03
+#define PIP_APP_DEEP_SLEEP_REPORT_ID 0xf0
+#define PIP_DEEP_SLEEP_RESP_LENGTH 5
+#define PIP_DEEP_SLEEP_OPCODE 0x08
+#define PIP_DEEP_SLEEP_OPCODE_MASK 0x0f
+
+#define PIP_RESP_LENGTH_OFFSET 0
+#define PIP_RESP_LENGTH_SIZE 2
+#define PIP_RESP_REPORT_ID_OFFSET 2
+#define PIP_RESP_RSVD_OFFSET 3
+#define PIP_RESP_RSVD_KEY 0x00
+#define PIP_RESP_BL_SOP_OFFSET 4
+#define PIP_SOP_KEY 0x01 /* Start of Packet */
+#define PIP_EOP_KEY 0x17 /* End of Packet */
+#define PIP_RESP_APP_CMD_OFFSET 4
+#define GET_PIP_CMD_CODE(reg) ((reg) & 0x7f)
+#define PIP_RESP_STATUS_OFFSET 5
+
+#define VALID_CMD_RESP_HEADER(resp, cmd) \
+ (((resp)[PIP_RESP_REPORT_ID_OFFSET] == PIP_APP_RESP_REPORT_ID) && \
+ ((resp)[PIP_RESP_RSVD_OFFSET] == PIP_RESP_RSVD_KEY) && \
+ (GET_PIP_CMD_CODE((resp)[PIP_RESP_APP_CMD_OFFSET]) == (cmd)))
+
+#define PIP_CMD_COMPLETE_SUCCESS(resp_data) \
+ ((resp_data)[PIP_RESP_STATUS_OFFSET] == 0x00)
+
+/* Variables to record latest gen5 trackpad power states. */
+#define UNINIT_SLEEP_TIME 0xffff
+#define UNINIT_PWR_MODE 0xff
+#define PIP_DEV_SET_PWR_STATE(cyapa, s) ((cyapa)->dev_pwr_mode = (s))
+#define PIP_DEV_GET_PWR_STATE(cyapa) ((cyapa)->dev_pwr_mode)
+#define PIP_DEV_SET_SLEEP_TIME(cyapa, t) ((cyapa)->dev_sleep_time = (t))
+#define PIP_DEV_GET_SLEEP_TIME(cyapa) ((cyapa)->dev_sleep_time)
+#define PIP_DEV_UNINIT_SLEEP_TIME(cyapa) \
+ (((cyapa)->dev_sleep_time) == UNINIT_SLEEP_TIME)
+
/* The touch.id is used as the MT slot id, thus max MT slot is 15 */
#define CYAPA_MAX_MT_SLOTS 15
@@ -195,10 +273,12 @@
int (*sort_empty_output_data)(struct cyapa *,
u8 *, int *, cb_sort);
- int (*set_power_mode)(struct cyapa *, u8, u16);
+ int (*set_power_mode)(struct cyapa *, u8, u16, bool);
+
+ int (*set_proximity)(struct cyapa *, bool);
};
-struct cyapa_gen5_cmd_states {
+struct cyapa_pip_cmd_states {
struct mutex cmd_lock;
struct completion cmd_ready;
atomic_t cmd_issued;
@@ -214,7 +294,7 @@
};
union cyapa_cmd_states {
- struct cyapa_gen5_cmd_states gen5;
+ struct cyapa_pip_cmd_states pip;
};
enum cyapa_state {
@@ -225,6 +305,14 @@
CYAPA_STATE_OP,
CYAPA_STATE_GEN5_BL,
CYAPA_STATE_GEN5_APP,
+ CYAPA_STATE_GEN6_BL,
+ CYAPA_STATE_GEN6_APP,
+};
+
+struct gen6_interval_setting {
+ u16 active_interval;
+ u16 lp1_interval;
+ u16 lp2_interval;
};
/* The main device structure */
@@ -233,6 +321,7 @@
u8 status[BL_STATUS_SIZE];
bool operational; /* true: ready for data reporting; false: not. */
+ struct regulator *vcc;
struct i2c_client *client;
struct input_dev *input;
char phys[32]; /* Device physical location */
@@ -246,9 +335,11 @@
u16 runtime_suspend_sleep_time;
u8 dev_pwr_mode;
u16 dev_sleep_time;
+ struct gen6_interval_setting gen6_interval_setting;
/* Read from query data region. */
char product_id[16];
+ u8 platform_ver; /* Platform version. */
u8 fw_maj_ver; /* Firmware major version. */
u8 fw_min_ver; /* Firmware minor version. */
u8 btn_capability;
@@ -259,7 +350,7 @@
int physical_size_y;
/* Used in ttsp and truetouch based trackpad devices. */
- u8 x_origin; /* X Axis Origin: 0 = left side; 1 = rigth side. */
+ u8 x_origin; /* X Axis Origin: 0 = left side; 1 = right side. */
u8 y_origin; /* Y Axis Origin: 0 = top; 1 = bottom. */
int electrodes_x; /* Number of electrodes on the X Axis*/
int electrodes_y; /* Number of electrodes on the Y Axis*/
@@ -282,9 +373,9 @@
ssize_t cyapa_i2c_reg_read_block(struct cyapa *cyapa, u8 reg, size_t len,
- u8 *values);
+ u8 *values);
ssize_t cyapa_smbus_read_block(struct cyapa *cyapa, u8 cmd, size_t len,
- u8 *values);
+ u8 *values);
ssize_t cyapa_read_block(struct cyapa *cyapa, u8 cmd_idx, u8 *values);
@@ -293,9 +384,51 @@
u8 cyapa_sleep_time_to_pwr_cmd(u16 sleep_time);
u16 cyapa_pwr_cmd_to_sleep_time(u8 pwr_mode);
+ssize_t cyapa_i2c_pip_read(struct cyapa *cyapa, u8 *buf, size_t size);
+ssize_t cyapa_i2c_pip_write(struct cyapa *cyapa, u8 *buf, size_t size);
+int cyapa_empty_pip_output_data(struct cyapa *cyapa,
+ u8 *buf, int *len, cb_sort func);
+int cyapa_i2c_pip_cmd_irq_sync(struct cyapa *cyapa,
+ u8 *cmd, int cmd_len,
+ u8 *resp_data, int *resp_len,
+ unsigned long timeout,
+ cb_sort func,
+ bool irq_mode);
+int cyapa_pip_state_parse(struct cyapa *cyapa, u8 *reg_data, int len);
+bool cyapa_pip_sort_system_info_data(struct cyapa *cyapa, u8 *buf, int len);
+bool cyapa_sort_tsg_pip_bl_resp_data(struct cyapa *cyapa, u8 *data, int len);
+int cyapa_pip_deep_sleep(struct cyapa *cyapa, u8 state);
+bool cyapa_sort_tsg_pip_app_resp_data(struct cyapa *cyapa, u8 *data, int len);
+int cyapa_pip_bl_exit(struct cyapa *cyapa);
+int cyapa_pip_bl_enter(struct cyapa *cyapa);
+
+bool cyapa_is_pip_bl_mode(struct cyapa *cyapa);
+bool cyapa_is_pip_app_mode(struct cyapa *cyapa);
+int cyapa_pip_cmd_state_initialize(struct cyapa *cyapa);
+
+int cyapa_pip_resume_scanning(struct cyapa *cyapa);
+int cyapa_pip_suspend_scanning(struct cyapa *cyapa);
+
+int cyapa_pip_check_fw(struct cyapa *cyapa, const struct firmware *fw);
+int cyapa_pip_bl_initiate(struct cyapa *cyapa, const struct firmware *fw);
+int cyapa_pip_do_fw_update(struct cyapa *cyapa, const struct firmware *fw);
+int cyapa_pip_bl_activate(struct cyapa *cyapa);
+int cyapa_pip_bl_deactivate(struct cyapa *cyapa);
+ssize_t cyapa_pip_do_calibrate(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count);
+int cyapa_pip_set_proximity(struct cyapa *cyapa, bool enable);
+
+bool cyapa_pip_irq_cmd_handler(struct cyapa *cyapa);
+int cyapa_pip_irq_handler(struct cyapa *cyapa);
+
+
+extern u8 pip_read_sys_info[];
+extern u8 pip_bl_read_app_info[];
extern const char product_id[];
extern const struct cyapa_dev_ops cyapa_gen3_ops;
extern const struct cyapa_dev_ops cyapa_gen5_ops;
+extern const struct cyapa_dev_ops cyapa_gen6_ops;
#endif
diff --git a/drivers/input/mouse/cyapa_gen3.c b/drivers/input/mouse/cyapa_gen3.c
index 3faf01c..1a9d12a 100644
--- a/drivers/input/mouse/cyapa_gen3.c
+++ b/drivers/input/mouse/cyapa_gen3.c
@@ -6,7 +6,7 @@
* Daniel Kurtz <djkurtz@chromium.org>
* Benson Leung <bleung@chromium.org>
*
- * Copyright (C) 2011-2014 Cypress Semiconductor, Inc.
+ * Copyright (C) 2011-2015 Cypress Semiconductor, Inc.
* Copyright (C) 2011-2012 Google, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
@@ -950,7 +950,7 @@
* Device power mode can only be set when device is in operational mode.
*/
static int cyapa_gen3_set_power_mode(struct cyapa *cyapa, u8 power_mode,
- u16 always_unused)
+ u16 always_unused, bool is_suspend_unused)
{
int ret;
u8 power;
@@ -999,6 +999,11 @@
return ret;
}
+static int cyapa_gen3_set_proximity(struct cyapa *cyapa, bool enable)
+{
+ return -EOPNOTSUPP;
+}
+
static int cyapa_gen3_get_query_data(struct cyapa *cyapa)
{
u8 query_data[QUERY_DATA_SIZE];
@@ -1107,7 +1112,7 @@
* may cause problems, so we set the power mode first here.
*/
error = cyapa_gen3_set_power_mode(cyapa,
- PWR_MODE_FULL_ACTIVE, 0);
+ PWR_MODE_FULL_ACTIVE, 0, false);
if (error)
dev_err(dev, "%s: set full power mode failed: %d\n",
__func__, error);
@@ -1156,7 +1161,7 @@
* so, stop cyapa_gen3_irq_handler to continue process to
* avoid unwanted to error detecting and processing.
*
- * And also, avoid the periodicly accerted interrupts to be processed
+ * And also, avoid the periodically asserted interrupts to be processed
* as touch inputs when gen3 failed to launch into application mode,
* which will cause gen3 stays in bootloader mode.
*/
@@ -1243,4 +1248,6 @@
.irq_cmd_handler = cyapa_gen3_irq_cmd_handler,
.sort_empty_output_data = cyapa_gen3_empty_output_data,
.set_power_mode = cyapa_gen3_set_power_mode,
+
+ .set_proximity = cyapa_gen3_set_proximity,
};
diff --git a/drivers/input/mouse/cyapa_gen5.c b/drivers/input/mouse/cyapa_gen5.c
index afc39e7..118ba97 100644
--- a/drivers/input/mouse/cyapa_gen5.c
+++ b/drivers/input/mouse/cyapa_gen5.c
@@ -3,7 +3,7 @@
*
* Author: Dudley Du <dudl@cypress.com>
*
- * Copyright (C) 2014 Cypress Semiconductor, Inc.
+ * Copyright (C) 2014-2015 Cypress Semiconductor, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
@@ -19,15 +19,11 @@
#include <linux/slab.h>
#include <asm/unaligned.h>
#include <linux/crc-itu-t.h>
+#include <linux/pm_runtime.h>
#include "cyapa.h"
-/* Macro of Gen5 */
-#define RECORD_EVENT_NONE 0
-#define RECORD_EVENT_TOUCHDOWN 1
-#define RECORD_EVENT_DISPLACE 2
-#define RECORD_EVENT_LIFTOFF 3
-
+/* Macro of TSG firmware image */
#define CYAPA_TSG_FLASH_MAP_BLOCK_SIZE 0x80
#define CYAPA_TSG_IMG_FW_HDR_SIZE 13
#define CYAPA_TSG_FW_ROW_SIZE (CYAPA_TSG_FLASH_MAP_BLOCK_SIZE)
@@ -44,32 +40,65 @@
#define CYAPA_TSG_MAX_CMD_SIZE 256
-#define GEN5_BL_CMD_VERIFY_APP_INTEGRITY 0x31
-#define GEN5_BL_CMD_GET_BL_INFO 0x38
-#define GEN5_BL_CMD_PROGRAM_VERIFY_ROW 0x39
-#define GEN5_BL_CMD_LAUNCH_APP 0x3b
-#define GEN5_BL_CMD_INITIATE_BL 0x48
+/* Macro of PIP interface */
+#define PIP_BL_INITIATE_RESP_LEN 11
+#define PIP_BL_FAIL_EXIT_RESP_LEN 11
+#define PIP_BL_FAIL_EXIT_STATUS_CODE 0x0c
+#define PIP_BL_VERIFY_INTEGRITY_RESP_LEN 12
+#define PIP_BL_INTEGRITY_CHEKC_PASS 0x00
+#define PIP_BL_BLOCK_WRITE_RESP_LEN 11
-#define GEN5_HID_DESCRIPTOR_ADDR 0x0001
-#define GEN5_REPORT_DESCRIPTOR_ADDR 0x0002
-#define GEN5_INPUT_REPORT_ADDR 0x0003
-#define GEN5_OUTPUT_REPORT_ADDR 0x0004
-#define GEN5_CMD_DATA_ADDR 0x0006
+#define PIP_TOUCH_REPORT_ID 0x01
+#define PIP_BTN_REPORT_ID 0x03
+#define PIP_WAKEUP_EVENT_REPORT_ID 0x04
+#define PIP_PUSH_BTN_REPORT_ID 0x06
+#define GEN5_OLD_PUSH_BTN_REPORT_ID 0x05 /* Special for old Gen5 TP. */
+#define PIP_PROXIMITY_REPORT_ID 0x07
-#define GEN5_TOUCH_REPORT_HEAD_SIZE 7
-#define GEN5_TOUCH_REPORT_MAX_SIZE 127
-#define GEN5_BTN_REPORT_HEAD_SIZE 6
-#define GEN5_BTN_REPORT_MAX_SIZE 14
-#define GEN5_WAKEUP_EVENT_SIZE 4
-#define GEN5_RAW_DATA_HEAD_SIZE 24
+#define PIP_PROXIMITY_REPORT_SIZE 6
+#define PIP_PROXIMITY_DISTANCE_OFFSET 0x05
+#define PIP_PROXIMITY_DISTANCE_MASK 0x01
-#define GEN5_BL_CMD_REPORT_ID 0x40
-#define GEN5_BL_RESP_REPORT_ID 0x30
-#define GEN5_APP_CMD_REPORT_ID 0x2f
-#define GEN5_APP_RESP_REPORT_ID 0x1f
+#define PIP_TOUCH_REPORT_HEAD_SIZE 7
+#define PIP_TOUCH_REPORT_MAX_SIZE 127
+#define PIP_BTN_REPORT_HEAD_SIZE 6
+#define PIP_BTN_REPORT_MAX_SIZE 14
+#define PIP_WAKEUP_EVENT_SIZE 4
-#define GEN5_APP_DEEP_SLEEP_REPORT_ID 0xf0
-#define GEN5_DEEP_SLEEP_RESP_LENGTH 5
+#define PIP_NUMBER_OF_TOUCH_OFFSET 5
+#define PIP_NUMBER_OF_TOUCH_MASK 0x1f
+#define PIP_BUTTONS_OFFSET 5
+#define PIP_BUTTONS_MASK 0x0f
+#define PIP_GET_EVENT_ID(reg) (((reg) >> 5) & 0x03)
+#define PIP_GET_TOUCH_ID(reg) ((reg) & 0x1f)
+#define PIP_TOUCH_TYPE_FINGER 0x00
+#define PIP_TOUCH_TYPE_PROXIMITY 0x01
+#define PIP_TOUCH_TYPE_HOVER 0x02
+#define PIP_GET_TOUCH_TYPE(reg) ((reg) & 0x07)
+
+#define RECORD_EVENT_NONE 0
+#define RECORD_EVENT_TOUCHDOWN 1
+#define RECORD_EVENT_DISPLACE 2
+#define RECORD_EVENT_LIFTOFF 3
+
+#define PIP_SENSING_MODE_MUTUAL_CAP_FINE 0x00
+#define PIP_SENSING_MODE_SELF_CAP 0x02
+
+#define PIP_SET_PROXIMITY 0x49
+
+/* Macro of Gen5 */
+#define GEN5_BL_MAX_OUTPUT_LENGTH 0x0100
+#define GEN5_APP_MAX_OUTPUT_LENGTH 0x00fe
+
+#define GEN5_POWER_STATE_ACTIVE 0x01
+#define GEN5_POWER_STATE_LOOK_FOR_TOUCH 0x02
+#define GEN5_POWER_STATE_READY 0x03
+#define GEN5_POWER_STATE_IDLE 0x04
+#define GEN5_POWER_STATE_BTN_ONLY 0x05
+#define GEN5_POWER_STATE_OFF 0x06
+
+#define GEN5_POWER_READY_MAX_INTRVL_TIME 50 /* Unit: ms */
+#define GEN5_POWER_IDLE_MAX_INTRVL_TIME 250 /* Unit: ms */
#define GEN5_CMD_GET_PARAMETER 0x05
#define GEN5_CMD_SET_PARAMETER 0x06
@@ -82,80 +111,12 @@
#define GEN5_PARAMETER_DISABLE_PIP_REPORT 0x08
-#define GEN5_POWER_STATE_ACTIVE 0x01
-#define GEN5_POWER_STATE_LOOK_FOR_TOUCH 0x02
-#define GEN5_POWER_STATE_READY 0x03
-#define GEN5_POWER_STATE_IDLE 0x04
-#define GEN5_POWER_STATE_BTN_ONLY 0x05
-#define GEN5_POWER_STATE_OFF 0x06
-
-#define GEN5_DEEP_SLEEP_STATE_MASK 0x03
-#define GEN5_DEEP_SLEEP_STATE_ON 0x00
-#define GEN5_DEEP_SLEEP_STATE_OFF 0x01
-
-#define GEN5_DEEP_SLEEP_OPCODE 0x08
-#define GEN5_DEEP_SLEEP_OPCODE_MASK 0x0f
-
-#define GEN5_POWER_READY_MAX_INTRVL_TIME 50 /* Unit: ms */
-#define GEN5_POWER_IDLE_MAX_INTRVL_TIME 250 /* Unit: ms */
-
-#define GEN5_CMD_REPORT_ID_OFFSET 4
-
-#define GEN5_RESP_REPORT_ID_OFFSET 2
-#define GEN5_RESP_RSVD_OFFSET 3
-#define GEN5_RESP_RSVD_KEY 0x00
-#define GEN5_RESP_BL_SOP_OFFSET 4
-#define GEN5_SOP_KEY 0x01 /* Start of Packet */
-#define GEN5_EOP_KEY 0x17 /* End of Packet */
-#define GEN5_RESP_APP_CMD_OFFSET 4
-#define GET_GEN5_CMD_CODE(reg) ((reg) & 0x7f)
-
-#define VALID_CMD_RESP_HEADER(resp, cmd) \
- (((resp)[GEN5_RESP_REPORT_ID_OFFSET] == GEN5_APP_RESP_REPORT_ID) && \
- ((resp)[GEN5_RESP_RSVD_OFFSET] == GEN5_RESP_RSVD_KEY) && \
- (GET_GEN5_CMD_CODE((resp)[GEN5_RESP_APP_CMD_OFFSET]) == (cmd)))
-
-#define GEN5_MIN_BL_CMD_LENGTH 13
-#define GEN5_MIN_BL_RESP_LENGTH 11
-#define GEN5_MIN_APP_CMD_LENGTH 7
-#define GEN5_MIN_APP_RESP_LENGTH 5
-#define GEN5_UNSUPPORTED_CMD_RESP_LENGTH 6
-
-#define GEN5_RESP_LENGTH_OFFSET 0x00
-#define GEN5_RESP_LENGTH_SIZE 2
-
-#define GEN5_HID_DESCRIPTOR_SIZE 32
-#define GEN5_BL_HID_REPORT_ID 0xff
-#define GEN5_APP_HID_REPORT_ID 0xf7
-#define GEN5_BL_MAX_OUTPUT_LENGTH 0x0100
-#define GEN5_APP_MAX_OUTPUT_LENGTH 0x00fe
-
#define GEN5_BL_REPORT_DESCRIPTOR_SIZE 0x1d
#define GEN5_BL_REPORT_DESCRIPTOR_ID 0xfe
#define GEN5_APP_REPORT_DESCRIPTOR_SIZE 0xee
#define GEN5_APP_CONTRACT_REPORT_DESCRIPTOR_SIZE 0xfa
#define GEN5_APP_REPORT_DESCRIPTOR_ID 0xf6
-#define GEN5_TOUCH_REPORT_ID 0x01
-#define GEN5_BTN_REPORT_ID 0x03
-#define GEN5_WAKEUP_EVENT_REPORT_ID 0x04
-#define GEN5_OLD_PUSH_BTN_REPORT_ID 0x05
-#define GEN5_PUSH_BTN_REPORT_ID 0x06
-
-#define GEN5_CMD_COMPLETE_SUCCESS(status) ((status) == 0x00)
-
-#define GEN5_BL_INITIATE_RESP_LEN 11
-#define GEN5_BL_FAIL_EXIT_RESP_LEN 11
-#define GEN5_BL_FAIL_EXIT_STATUS_CODE 0x0c
-#define GEN5_BL_VERIFY_INTEGRITY_RESP_LEN 12
-#define GEN5_BL_INTEGRITY_CHEKC_PASS 0x00
-#define GEN5_BL_BLOCK_WRITE_RESP_LEN 11
-#define GEN5_BL_READ_APP_INFO_RESP_LEN 31
-#define GEN5_CMD_CALIBRATE 0x28
-#define CYAPA_SENSING_MODE_MUTUAL_CAP_FINE 0x00
-#define CYAPA_SENSING_MODE_SELF_CAP 0x02
-
-#define GEN5_CMD_RETRIEVE_DATA_STRUCTURE 0x24
#define GEN5_RETRIEVE_MUTUAL_PWC_DATA 0x00
#define GEN5_RETRIEVE_SELF_CAP_PWC_DATA 0x01
@@ -170,28 +131,19 @@
#define GEN5_PANEL_SCAN_SELF_BASELINE 0x04
#define GEN5_PANEL_SCAN_SELF_DIFFCOUNT 0x05
-/* The offset only valid for reterive PWC and panel scan commands */
+/* The offset only valid for retrieve PWC and panel scan commands */
#define GEN5_RESP_DATA_STRUCTURE_OFFSET 10
#define GEN5_PWC_DATA_ELEMENT_SIZE_MASK 0x07
-#define GEN5_NUMBER_OF_TOUCH_OFFSET 5
-#define GEN5_NUMBER_OF_TOUCH_MASK 0x1f
-#define GEN5_BUTTONS_OFFSET 5
-#define GEN5_BUTTONS_MASK 0x0f
-#define GEN5_GET_EVENT_ID(reg) (((reg) >> 5) & 0x03)
-#define GEN5_GET_TOUCH_ID(reg) ((reg) & 0x1f)
-#define GEN5_PRODUCT_FAMILY_MASK 0xf000
-#define GEN5_PRODUCT_FAMILY_TRACKPAD 0x1000
-
-#define TSG_INVALID_CMD 0xff
-
-struct cyapa_gen5_touch_record {
+struct cyapa_pip_touch_record {
/*
* Bit 7 - 3: reserved
* Bit 2 - 0: touch type;
* 0 : standard finger;
- * 1 - 15 : reserved.
+ * 1 : proximity (Start supported in Gen5 TP).
+ * 2 : finger hover (defined, but not used yet.)
+ * 3 - 15 : reserved.
*/
u8 touch_type;
@@ -221,7 +173,14 @@
/* Bit 15 - 8 of Y-axis coordinate of the touch in pixel. */
u8 y_hi;
- /* Touch intensity in counts, pressure value. */
+ /*
+ * The meaning of this value is different when touch_type is different.
+ * For standard finger type:
+ * Touch intensity in counts, pressure value.
+ * For proximity type (Start supported in Gen5 TP):
+ * The distance, in surface units, between the contact and
+ * the surface.
+ **/
u8 z;
/*
@@ -260,9 +219,9 @@
u8 orientation;
} __packed;
-struct cyapa_gen5_report_data {
- u8 report_head[GEN5_TOUCH_REPORT_HEAD_SIZE];
- struct cyapa_gen5_touch_record touch_records[10];
+struct cyapa_pip_report_data {
+ u8 report_head[PIP_TOUCH_REPORT_HEAD_SIZE];
+ struct cyapa_pip_touch_record touch_records[10];
} __packed;
struct cyapa_tsg_bin_image_head {
@@ -272,6 +231,12 @@
u8 fw_major_version;
u8 fw_minor_version;
u8 fw_revision_control_number[8];
+ u8 silicon_id_hi;
+ u8 silicon_id_lo;
+ u8 chip_revision;
+ u8 family_id;
+ u8 bl_ver_maj;
+ u8 bl_ver_min;
} __packed;
struct cyapa_tsg_bin_image_data_record {
@@ -288,36 +253,36 @@
struct cyapa_tsg_bin_image_data_record records[0];
} __packed;
-struct gen5_bl_packet_start {
+struct pip_bl_packet_start {
u8 sop; /* Start of packet, must be 01h */
u8 cmd_code;
__le16 data_length; /* Size of data parameter start from data[0] */
} __packed;
-struct gen5_bl_packet_end {
+struct pip_bl_packet_end {
__le16 crc;
u8 eop; /* End of packet, must be 17h */
} __packed;
-struct gen5_bl_cmd_head {
+struct pip_bl_cmd_head {
__le16 addr; /* Output report register address, must be 0004h */
/* Size of packet not including output report register address */
__le16 length;
u8 report_id; /* Bootloader output report id, must be 40h */
u8 rsvd; /* Reserved, must be 0 */
- struct gen5_bl_packet_start packet_start;
+ struct pip_bl_packet_start packet_start;
u8 data[0]; /* Command data variable based on commands */
} __packed;
/* Initiate bootload command data structure. */
-struct gen5_bl_initiate_cmd_data {
+struct pip_bl_initiate_cmd_data {
/* Key must be "A5h 01h 02h 03h FFh FEh FDh 5Ah" */
u8 key[CYAPA_TSG_BL_KEY_SIZE];
u8 metadata_raw_parameter[CYAPA_TSG_FLASH_MAP_METADATA_SIZE];
__le16 metadata_crc;
} __packed;
-struct gen5_bl_metadata_row_params {
+struct tsg_bl_metadata_row_params {
__le16 size;
__le16 maximum_size;
__le32 app_start;
@@ -332,13 +297,13 @@
} __packed;
/* Bootload program and verify row command data structure */
-struct gen5_bl_flash_row_head {
+struct tsg_bl_flash_row_head {
u8 flash_array_id;
__le16 flash_row_id;
u8 flash_data[0];
} __packed;
-struct gen5_app_cmd_head {
+struct pip_app_cmd_head {
__le16 addr; /* Output report register address, must be 0004h */
/* Size of packet not including output report register address */
__le16 length;
@@ -369,30 +334,26 @@
u8 data_id;
} __packed;
-/* Variables to record latest gen5 trackpad power states. */
-#define GEN5_DEV_SET_PWR_STATE(cyapa, s) ((cyapa)->dev_pwr_mode = (s))
-#define GEN5_DEV_GET_PWR_STATE(cyapa) ((cyapa)->dev_pwr_mode)
-#define GEN5_DEV_SET_SLEEP_TIME(cyapa, t) ((cyapa)->dev_sleep_time = (t))
-#define GEN5_DEV_GET_SLEEP_TIME(cyapa) ((cyapa)->dev_sleep_time)
-#define GEN5_DEV_UNINIT_SLEEP_TIME(cyapa) \
- (((cyapa)->dev_sleep_time) == UNINIT_SLEEP_TIME)
+u8 pip_read_sys_info[] = { 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00, 0x02 };
+u8 pip_bl_read_app_info[] = { 0x04, 0x00, 0x0b, 0x00, 0x40, 0x00,
+ 0x01, 0x3c, 0x00, 0x00, 0xb0, 0x42, 0x17
+ };
-
-static u8 cyapa_gen5_bl_cmd_key[] = { 0xa5, 0x01, 0x02, 0x03,
+static u8 cyapa_pip_bl_cmd_key[] = { 0xa5, 0x01, 0x02, 0x03,
0xff, 0xfe, 0xfd, 0x5a };
-static int cyapa_gen5_initialize(struct cyapa *cyapa)
+int cyapa_pip_cmd_state_initialize(struct cyapa *cyapa)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
- init_completion(&gen5_pip->cmd_ready);
- atomic_set(&gen5_pip->cmd_issued, 0);
- mutex_init(&gen5_pip->cmd_lock);
+ init_completion(&pip->cmd_ready);
+ atomic_set(&pip->cmd_issued, 0);
+ mutex_init(&pip->cmd_lock);
- gen5_pip->resp_sort_func = NULL;
- gen5_pip->in_progress_cmd = TSG_INVALID_CMD;
- gen5_pip->resp_data = NULL;
- gen5_pip->resp_len = NULL;
+ pip->resp_sort_func = NULL;
+ pip->in_progress_cmd = PIP_INVALID_CMD;
+ pip->resp_data = NULL;
+ pip->resp_len = NULL;
cyapa->dev_pwr_mode = UNINIT_PWR_MODE;
cyapa->dev_sleep_time = UNINIT_SLEEP_TIME;
@@ -401,7 +362,7 @@
}
/* Return negative errno, or else the number of bytes read. */
-static ssize_t cyapa_i2c_pip_read(struct cyapa *cyapa, u8 *buf, size_t size)
+ssize_t cyapa_i2c_pip_read(struct cyapa *cyapa, u8 *buf, size_t size)
{
int ret;
@@ -415,14 +376,13 @@
if (ret != size)
return (ret < 0) ? ret : -EIO;
-
return size;
}
/**
* Return a negative errno code else zero on success.
*/
-static ssize_t cyapa_i2c_pip_write(struct cyapa *cyapa, u8 *buf, size_t size)
+ssize_t cyapa_i2c_pip_write(struct cyapa *cyapa, u8 *buf, size_t size)
{
int ret;
@@ -441,10 +401,10 @@
* This function is aimed to dump all not read data in Gen5 trackpad
* before send any command, otherwise, the interrupt line will be blocked.
*/
-static int cyapa_empty_pip_output_data(struct cyapa *cyapa,
+int cyapa_empty_pip_output_data(struct cyapa *cyapa,
u8 *buf, int *len, cb_sort func)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int length;
int report_count;
int empty_count;
@@ -476,13 +436,13 @@
if (empty_count > 5)
return 0;
- error = cyapa_i2c_pip_read(cyapa, gen5_pip->empty_buf,
- GEN5_RESP_LENGTH_SIZE);
+ error = cyapa_i2c_pip_read(cyapa, pip->empty_buf,
+ PIP_RESP_LENGTH_SIZE);
if (error < 0)
return error;
- length = get_unaligned_le16(gen5_pip->empty_buf);
- if (length == GEN5_RESP_LENGTH_SIZE) {
+ length = get_unaligned_le16(pip->empty_buf);
+ if (length == PIP_RESP_LENGTH_SIZE) {
empty_count++;
continue;
} else if (length > CYAPA_REG_MAP_SIZE) {
@@ -490,11 +450,11 @@
return -EINVAL;
} else if (length == 0) {
/* Application or bootloader launch data polled out. */
- length = GEN5_RESP_LENGTH_SIZE;
+ length = PIP_RESP_LENGTH_SIZE;
if (buf && buf_len && func &&
- func(cyapa, gen5_pip->empty_buf, length)) {
+ func(cyapa, pip->empty_buf, length)) {
length = min(buf_len, length);
- memcpy(buf, gen5_pip->empty_buf, length);
+ memcpy(buf, pip->empty_buf, length);
*len = length;
/* Response found, success. */
return 0;
@@ -502,19 +462,19 @@
continue;
}
- error = cyapa_i2c_pip_read(cyapa, gen5_pip->empty_buf, length);
+ error = cyapa_i2c_pip_read(cyapa, pip->empty_buf, length);
if (error < 0)
return error;
report_count--;
empty_count = 0;
- length = get_unaligned_le16(gen5_pip->empty_buf);
- if (length <= GEN5_RESP_LENGTH_SIZE) {
+ length = get_unaligned_le16(pip->empty_buf);
+ if (length <= PIP_RESP_LENGTH_SIZE) {
empty_count++;
} else if (buf && buf_len && func &&
- func(cyapa, gen5_pip->empty_buf, length)) {
+ func(cyapa, pip->empty_buf, length)) {
length = min(buf_len, length);
- memcpy(buf, gen5_pip->empty_buf, length);
+ memcpy(buf, pip->empty_buf, length);
*len = length;
/* Response found, success. */
return 0;
@@ -531,24 +491,24 @@
u8 *cmd, size_t cmd_len,
unsigned long timeout)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int error;
/* Wait for interrupt to set ready completion */
- init_completion(&gen5_pip->cmd_ready);
+ init_completion(&pip->cmd_ready);
- atomic_inc(&gen5_pip->cmd_issued);
+ atomic_inc(&pip->cmd_issued);
error = cyapa_i2c_pip_write(cyapa, cmd, cmd_len);
if (error) {
- atomic_dec(&gen5_pip->cmd_issued);
+ atomic_dec(&pip->cmd_issued);
return (error < 0) ? error : -EIO;
}
/* Wait for interrupt to indicate command is completed. */
- timeout = wait_for_completion_timeout(&gen5_pip->cmd_ready,
+ timeout = wait_for_completion_timeout(&pip->cmd_ready,
msecs_to_jiffies(timeout));
if (timeout == 0) {
- atomic_dec(&gen5_pip->cmd_issued);
+ atomic_dec(&pip->cmd_issued);
return -ETIMEDOUT;
}
@@ -562,15 +522,15 @@
unsigned long timeout,
cb_sort func)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int tries;
int length;
int error;
- atomic_inc(&gen5_pip->cmd_issued);
+ atomic_inc(&pip->cmd_issued);
error = cyapa_i2c_pip_write(cyapa, cmd, cmd_len);
if (error) {
- atomic_dec(&gen5_pip->cmd_issued);
+ atomic_dec(&pip->cmd_issued);
return error < 0 ? error : -EIO;
}
@@ -591,11 +551,11 @@
error = error ? error : -ETIMEDOUT;
}
- atomic_dec(&gen5_pip->cmd_issued);
+ atomic_dec(&pip->cmd_issued);
return error;
}
-static int cyapa_i2c_pip_cmd_irq_sync(
+int cyapa_i2c_pip_cmd_irq_sync(
struct cyapa *cyapa,
u8 *cmd, int cmd_len,
u8 *resp_data, int *resp_len,
@@ -603,34 +563,34 @@
cb_sort func,
bool irq_mode)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int error;
if (!cmd || !cmd_len)
return -EINVAL;
/* Commands must be serialized. */
- error = mutex_lock_interruptible(&gen5_pip->cmd_lock);
+ error = mutex_lock_interruptible(&pip->cmd_lock);
if (error)
return error;
- gen5_pip->resp_sort_func = func;
- gen5_pip->resp_data = resp_data;
- gen5_pip->resp_len = resp_len;
+ pip->resp_sort_func = func;
+ pip->resp_data = resp_data;
+ pip->resp_len = resp_len;
- if (cmd_len >= GEN5_MIN_APP_CMD_LENGTH &&
- cmd[4] == GEN5_APP_CMD_REPORT_ID) {
+ if (cmd_len >= PIP_MIN_APP_CMD_LENGTH &&
+ cmd[4] == PIP_APP_CMD_REPORT_ID) {
/* Application command */
- gen5_pip->in_progress_cmd = cmd[6] & 0x7f;
- } else if (cmd_len >= GEN5_MIN_BL_CMD_LENGTH &&
- cmd[4] == GEN5_BL_CMD_REPORT_ID) {
+ pip->in_progress_cmd = cmd[6] & 0x7f;
+ } else if (cmd_len >= PIP_MIN_BL_CMD_LENGTH &&
+ cmd[4] == PIP_BL_CMD_REPORT_ID) {
/* Bootloader command */
- gen5_pip->in_progress_cmd = cmd[7];
+ pip->in_progress_cmd = cmd[7];
}
/* Send command data, wait and read output response data's length. */
if (irq_mode) {
- gen5_pip->is_irq_mode = true;
+ pip->is_irq_mode = true;
error = cyapa_do_i2c_pip_cmd_irq_sync(cyapa, cmd, cmd_len,
timeout);
if (error == -ETIMEDOUT && resp_data &&
@@ -646,54 +606,54 @@
error = error ? error : -ETIMEDOUT;
}
} else {
- gen5_pip->is_irq_mode = false;
+ pip->is_irq_mode = false;
error = cyapa_do_i2c_pip_cmd_polling(cyapa, cmd, cmd_len,
resp_data, resp_len, timeout, func);
}
- gen5_pip->resp_sort_func = NULL;
- gen5_pip->resp_data = NULL;
- gen5_pip->resp_len = NULL;
- gen5_pip->in_progress_cmd = TSG_INVALID_CMD;
+ pip->resp_sort_func = NULL;
+ pip->resp_data = NULL;
+ pip->resp_len = NULL;
+ pip->in_progress_cmd = PIP_INVALID_CMD;
- mutex_unlock(&gen5_pip->cmd_lock);
+ mutex_unlock(&pip->cmd_lock);
return error;
}
-static bool cyapa_gen5_sort_tsg_pip_bl_resp_data(struct cyapa *cyapa,
+bool cyapa_sort_tsg_pip_bl_resp_data(struct cyapa *cyapa,
u8 *data, int len)
{
- if (!data || len < GEN5_MIN_BL_RESP_LENGTH)
+ if (!data || len < PIP_MIN_BL_RESP_LENGTH)
return false;
/* Bootloader input report id 30h */
- if (data[GEN5_RESP_REPORT_ID_OFFSET] == GEN5_BL_RESP_REPORT_ID &&
- data[GEN5_RESP_RSVD_OFFSET] == GEN5_RESP_RSVD_KEY &&
- data[GEN5_RESP_BL_SOP_OFFSET] == GEN5_SOP_KEY)
+ if (data[PIP_RESP_REPORT_ID_OFFSET] == PIP_BL_RESP_REPORT_ID &&
+ data[PIP_RESP_RSVD_OFFSET] == PIP_RESP_RSVD_KEY &&
+ data[PIP_RESP_BL_SOP_OFFSET] == PIP_SOP_KEY)
return true;
return false;
}
-static bool cyapa_gen5_sort_tsg_pip_app_resp_data(struct cyapa *cyapa,
+bool cyapa_sort_tsg_pip_app_resp_data(struct cyapa *cyapa,
u8 *data, int len)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int resp_len;
- if (!data || len < GEN5_MIN_APP_RESP_LENGTH)
+ if (!data || len < PIP_MIN_APP_RESP_LENGTH)
return false;
- if (data[GEN5_RESP_REPORT_ID_OFFSET] == GEN5_APP_RESP_REPORT_ID &&
- data[GEN5_RESP_RSVD_OFFSET] == GEN5_RESP_RSVD_KEY) {
- resp_len = get_unaligned_le16(&data[GEN5_RESP_LENGTH_OFFSET]);
- if (GET_GEN5_CMD_CODE(data[GEN5_RESP_APP_CMD_OFFSET]) == 0x00 &&
- resp_len == GEN5_UNSUPPORTED_CMD_RESP_LENGTH &&
- data[5] == gen5_pip->in_progress_cmd) {
+ if (data[PIP_RESP_REPORT_ID_OFFSET] == PIP_APP_RESP_REPORT_ID &&
+ data[PIP_RESP_RSVD_OFFSET] == PIP_RESP_RSVD_KEY) {
+ resp_len = get_unaligned_le16(&data[PIP_RESP_LENGTH_OFFSET]);
+ if (GET_PIP_CMD_CODE(data[PIP_RESP_APP_CMD_OFFSET]) == 0x00 &&
+ resp_len == PIP_UNSUPPORTED_CMD_RESP_LENGTH &&
+ data[5] == pip->in_progress_cmd) {
/* Unsupported command code */
return false;
- } else if (GET_GEN5_CMD_CODE(data[GEN5_RESP_APP_CMD_OFFSET]) ==
- gen5_pip->in_progress_cmd) {
+ } else if (GET_PIP_CMD_CODE(data[PIP_RESP_APP_CMD_OFFSET]) ==
+ pip->in_progress_cmd) {
/* Correct command response received */
return true;
}
@@ -702,10 +662,10 @@
return false;
}
-static bool cyapa_gen5_sort_application_launch_data(struct cyapa *cyapa,
+static bool cyapa_sort_pip_application_launch_data(struct cyapa *cyapa,
u8 *buf, int len)
{
- if (buf == NULL || len < GEN5_RESP_LENGTH_SIZE)
+ if (buf == NULL || len < PIP_RESP_LENGTH_SIZE)
return false;
/*
@@ -718,25 +678,25 @@
return false;
}
-static bool cyapa_gen5_sort_hid_descriptor_data(struct cyapa *cyapa,
+static bool cyapa_sort_gen5_hid_descriptor_data(struct cyapa *cyapa,
u8 *buf, int len)
{
int resp_len;
int max_output_len;
/* Check hid descriptor. */
- if (len != GEN5_HID_DESCRIPTOR_SIZE)
+ if (len != PIP_HID_DESCRIPTOR_SIZE)
return false;
- resp_len = get_unaligned_le16(&buf[GEN5_RESP_LENGTH_OFFSET]);
+ resp_len = get_unaligned_le16(&buf[PIP_RESP_LENGTH_OFFSET]);
max_output_len = get_unaligned_le16(&buf[16]);
- if (resp_len == GEN5_HID_DESCRIPTOR_SIZE) {
- if (buf[GEN5_RESP_REPORT_ID_OFFSET] == GEN5_BL_HID_REPORT_ID &&
+ if (resp_len == PIP_HID_DESCRIPTOR_SIZE) {
+ if (buf[PIP_RESP_REPORT_ID_OFFSET] == PIP_HID_BL_REPORT_ID &&
max_output_len == GEN5_BL_MAX_OUTPUT_LENGTH) {
/* BL mode HID Descriptor */
return true;
- } else if ((buf[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_APP_HID_REPORT_ID) &&
+ } else if ((buf[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_HID_APP_REPORT_ID) &&
max_output_len == GEN5_APP_MAX_OUTPUT_LENGTH) {
/* APP mode HID Descriptor */
return true;
@@ -746,21 +706,21 @@
return false;
}
-static bool cyapa_gen5_sort_deep_sleep_data(struct cyapa *cyapa,
+static bool cyapa_sort_pip_deep_sleep_data(struct cyapa *cyapa,
u8 *buf, int len)
{
- if (len == GEN5_DEEP_SLEEP_RESP_LENGTH &&
- buf[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_APP_DEEP_SLEEP_REPORT_ID &&
- (buf[4] & GEN5_DEEP_SLEEP_OPCODE_MASK) ==
- GEN5_DEEP_SLEEP_OPCODE)
+ if (len == PIP_DEEP_SLEEP_RESP_LENGTH &&
+ buf[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_APP_DEEP_SLEEP_REPORT_ID &&
+ (buf[4] & PIP_DEEP_SLEEP_OPCODE_MASK) ==
+ PIP_DEEP_SLEEP_OPCODE)
return true;
return false;
}
static int gen5_idle_state_parse(struct cyapa *cyapa)
{
- u8 resp_data[GEN5_HID_DESCRIPTOR_SIZE];
+ u8 resp_data[PIP_HID_DESCRIPTOR_SIZE];
int max_output_len;
int length;
u8 cmd[2];
@@ -778,9 +738,9 @@
if (ret != 3)
return ret < 0 ? ret : -EIO;
- length = get_unaligned_le16(&resp_data[GEN5_RESP_LENGTH_OFFSET]);
- if (length == GEN5_RESP_LENGTH_SIZE) {
- /* Normal state of Gen5 with no data to respose */
+ length = get_unaligned_le16(&resp_data[PIP_RESP_LENGTH_OFFSET]);
+ if (length == PIP_RESP_LENGTH_SIZE) {
+ /* Normal state of Gen5 with no data to response */
cyapa->gen = CYAPA_GEN5;
cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
@@ -788,30 +748,30 @@
/* Read description from trackpad device */
cmd[0] = 0x01;
cmd[1] = 0x00;
- length = GEN5_HID_DESCRIPTOR_SIZE;
+ length = PIP_HID_DESCRIPTOR_SIZE;
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
- cmd, GEN5_RESP_LENGTH_SIZE,
+ cmd, PIP_RESP_LENGTH_SIZE,
resp_data, &length,
300,
- cyapa_gen5_sort_hid_descriptor_data,
+ cyapa_sort_gen5_hid_descriptor_data,
false);
if (error)
return error;
length = get_unaligned_le16(
- &resp_data[GEN5_RESP_LENGTH_OFFSET]);
+ &resp_data[PIP_RESP_LENGTH_OFFSET]);
max_output_len = get_unaligned_le16(&resp_data[16]);
- if ((length == GEN5_HID_DESCRIPTOR_SIZE ||
- length == GEN5_RESP_LENGTH_SIZE) &&
- (resp_data[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_BL_HID_REPORT_ID) &&
+ if ((length == PIP_HID_DESCRIPTOR_SIZE ||
+ length == PIP_RESP_LENGTH_SIZE) &&
+ (resp_data[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_HID_BL_REPORT_ID) &&
max_output_len == GEN5_BL_MAX_OUTPUT_LENGTH) {
/* BL mode HID Description read */
cyapa->state = CYAPA_STATE_GEN5_BL;
- } else if ((length == GEN5_HID_DESCRIPTOR_SIZE ||
- length == GEN5_RESP_LENGTH_SIZE) &&
- (resp_data[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_APP_HID_REPORT_ID) &&
+ } else if ((length == PIP_HID_DESCRIPTOR_SIZE ||
+ length == PIP_RESP_LENGTH_SIZE) &&
+ (resp_data[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_HID_APP_REPORT_ID) &&
max_output_len == GEN5_APP_MAX_OUTPUT_LENGTH) {
/* APP mode HID Description read */
cyapa->state = CYAPA_STATE_GEN5_APP;
@@ -839,14 +799,14 @@
* or report any touch or button data.
*/
ret = cyapa_i2c_pip_read(cyapa, resp_data,
- GEN5_HID_DESCRIPTOR_SIZE);
- if (ret != GEN5_HID_DESCRIPTOR_SIZE)
+ PIP_HID_DESCRIPTOR_SIZE);
+ if (ret != PIP_HID_DESCRIPTOR_SIZE)
return ret < 0 ? ret : -EIO;
- length = get_unaligned_le16(&resp_data[GEN5_RESP_LENGTH_OFFSET]);
+ length = get_unaligned_le16(&resp_data[PIP_RESP_LENGTH_OFFSET]);
max_output_len = get_unaligned_le16(&resp_data[16]);
- if (length == GEN5_RESP_LENGTH_SIZE) {
- if (reg_data[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_BL_HID_REPORT_ID) {
+ if (length == PIP_RESP_LENGTH_SIZE) {
+ if (reg_data[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_HID_BL_REPORT_ID) {
/*
* BL mode HID Description has been previously
* read out.
@@ -861,15 +821,15 @@
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_APP;
}
- } else if (length == GEN5_HID_DESCRIPTOR_SIZE &&
- resp_data[2] == GEN5_BL_HID_REPORT_ID &&
+ } else if (length == PIP_HID_DESCRIPTOR_SIZE &&
+ resp_data[2] == PIP_HID_BL_REPORT_ID &&
max_output_len == GEN5_BL_MAX_OUTPUT_LENGTH) {
/* BL mode HID Description read. */
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_BL;
- } else if (length == GEN5_HID_DESCRIPTOR_SIZE &&
- (resp_data[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_APP_HID_REPORT_ID) &&
+ } else if (length == PIP_HID_DESCRIPTOR_SIZE &&
+ (resp_data[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_HID_APP_REPORT_ID) &&
max_output_len == GEN5_APP_MAX_OUTPUT_LENGTH) {
/* APP mode HID Description read. */
cyapa->gen = CYAPA_GEN5;
@@ -886,22 +846,22 @@
{
int length;
- length = get_unaligned_le16(®_data[GEN5_RESP_LENGTH_OFFSET]);
- switch (reg_data[GEN5_RESP_REPORT_ID_OFFSET]) {
- case GEN5_TOUCH_REPORT_ID:
- if (length < GEN5_TOUCH_REPORT_HEAD_SIZE ||
- length > GEN5_TOUCH_REPORT_MAX_SIZE)
+ length = get_unaligned_le16(®_data[PIP_RESP_LENGTH_OFFSET]);
+ switch (reg_data[PIP_RESP_REPORT_ID_OFFSET]) {
+ case PIP_TOUCH_REPORT_ID:
+ if (length < PIP_TOUCH_REPORT_HEAD_SIZE ||
+ length > PIP_TOUCH_REPORT_MAX_SIZE)
return -EINVAL;
break;
- case GEN5_BTN_REPORT_ID:
+ case PIP_BTN_REPORT_ID:
case GEN5_OLD_PUSH_BTN_REPORT_ID:
- case GEN5_PUSH_BTN_REPORT_ID:
- if (length < GEN5_BTN_REPORT_HEAD_SIZE ||
- length > GEN5_BTN_REPORT_MAX_SIZE)
+ case PIP_PUSH_BTN_REPORT_ID:
+ if (length < PIP_BTN_REPORT_HEAD_SIZE ||
+ length > PIP_BTN_REPORT_MAX_SIZE)
return -EINVAL;
break;
- case GEN5_WAKEUP_EVENT_REPORT_ID:
- if (length != GEN5_WAKEUP_EVENT_SIZE)
+ case PIP_WAKEUP_EVENT_REPORT_ID:
+ if (length != PIP_WAKEUP_EVENT_SIZE)
return -EINVAL;
break;
default:
@@ -915,7 +875,7 @@
static int gen5_cmd_resp_header_parse(struct cyapa *cyapa, u8 *reg_data)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int length;
int ret;
@@ -924,15 +884,15 @@
* otherwise Gen5 trackpad cannot response next command
* or report any touch or button data.
*/
- length = get_unaligned_le16(®_data[GEN5_RESP_LENGTH_OFFSET]);
- ret = cyapa_i2c_pip_read(cyapa, gen5_pip->empty_buf, length);
+ length = get_unaligned_le16(®_data[PIP_RESP_LENGTH_OFFSET]);
+ ret = cyapa_i2c_pip_read(cyapa, pip->empty_buf, length);
if (ret != length)
return ret < 0 ? ret : -EIO;
- if (length == GEN5_RESP_LENGTH_SIZE) {
+ if (length == PIP_RESP_LENGTH_SIZE) {
/* Previous command has read the data through out. */
- if (reg_data[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_BL_RESP_REPORT_ID) {
+ if (reg_data[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_BL_RESP_REPORT_ID) {
/* Gen5 BL command response data detected */
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_BL;
@@ -941,21 +901,21 @@
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_APP;
}
- } else if ((gen5_pip->empty_buf[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_BL_RESP_REPORT_ID) &&
- (gen5_pip->empty_buf[GEN5_RESP_RSVD_OFFSET] ==
- GEN5_RESP_RSVD_KEY) &&
- (gen5_pip->empty_buf[GEN5_RESP_BL_SOP_OFFSET] ==
- GEN5_SOP_KEY) &&
- (gen5_pip->empty_buf[length - 1] ==
- GEN5_EOP_KEY)) {
+ } else if ((pip->empty_buf[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_BL_RESP_REPORT_ID) &&
+ (pip->empty_buf[PIP_RESP_RSVD_OFFSET] ==
+ PIP_RESP_RSVD_KEY) &&
+ (pip->empty_buf[PIP_RESP_BL_SOP_OFFSET] ==
+ PIP_SOP_KEY) &&
+ (pip->empty_buf[length - 1] ==
+ PIP_EOP_KEY)) {
/* Gen5 BL command response data detected */
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_BL;
- } else if (gen5_pip->empty_buf[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_APP_RESP_REPORT_ID &&
- gen5_pip->empty_buf[GEN5_RESP_RSVD_OFFSET] ==
- GEN5_RESP_RSVD_KEY) {
+ } else if (pip->empty_buf[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_APP_RESP_REPORT_ID &&
+ pip->empty_buf[PIP_RESP_RSVD_OFFSET] ==
+ PIP_RESP_RSVD_KEY) {
/* Gen5 APP command response data detected */
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_APP;
@@ -977,12 +937,12 @@
cyapa->state = CYAPA_STATE_NO_DEVICE;
/* Parse based on Gen5 characteristic registers and bits */
- length = get_unaligned_le16(®_data[GEN5_RESP_LENGTH_OFFSET]);
- if (length == 0 || length == GEN5_RESP_LENGTH_SIZE) {
+ length = get_unaligned_le16(®_data[PIP_RESP_LENGTH_OFFSET]);
+ if (length == 0 || length == PIP_RESP_LENGTH_SIZE) {
gen5_idle_state_parse(cyapa);
- } else if (length == GEN5_HID_DESCRIPTOR_SIZE &&
- (reg_data[2] == GEN5_BL_HID_REPORT_ID ||
- reg_data[2] == GEN5_APP_HID_REPORT_ID)) {
+ } else if (length == PIP_HID_DESCRIPTOR_SIZE &&
+ (reg_data[2] == PIP_HID_BL_REPORT_ID ||
+ reg_data[2] == PIP_HID_APP_REPORT_ID)) {
gen5_hid_description_header_parse(cyapa, reg_data);
} else if ((length == GEN5_APP_REPORT_DESCRIPTOR_SIZE ||
length == GEN5_APP_CONTRACT_REPORT_DESCRIPTOR_SIZE) &&
@@ -992,17 +952,17 @@
cyapa->state = CYAPA_STATE_GEN5_APP;
} else if (length == GEN5_BL_REPORT_DESCRIPTOR_SIZE &&
reg_data[2] == GEN5_BL_REPORT_DESCRIPTOR_ID) {
- /* 0x1D 0x00 0xFE is Gen5 BL report descriptior header. */
+ /* 0x1D 0x00 0xFE is Gen5 BL report descriptor header. */
cyapa->gen = CYAPA_GEN5;
cyapa->state = CYAPA_STATE_GEN5_BL;
- } else if (reg_data[2] == GEN5_TOUCH_REPORT_ID ||
- reg_data[2] == GEN5_BTN_REPORT_ID ||
+ } else if (reg_data[2] == PIP_TOUCH_REPORT_ID ||
+ reg_data[2] == PIP_BTN_REPORT_ID ||
reg_data[2] == GEN5_OLD_PUSH_BTN_REPORT_ID ||
- reg_data[2] == GEN5_PUSH_BTN_REPORT_ID ||
- reg_data[2] == GEN5_WAKEUP_EVENT_REPORT_ID) {
+ reg_data[2] == PIP_PUSH_BTN_REPORT_ID ||
+ reg_data[2] == PIP_WAKEUP_EVENT_REPORT_ID) {
gen5_report_data_header_parse(cyapa, reg_data);
- } else if (reg_data[2] == GEN5_BL_RESP_REPORT_ID ||
- reg_data[2] == GEN5_APP_RESP_REPORT_ID) {
+ } else if (reg_data[2] == PIP_BL_RESP_REPORT_ID ||
+ reg_data[2] == PIP_APP_RESP_REPORT_ID) {
gen5_cmd_resp_header_parse(cyapa, reg_data);
}
@@ -1023,14 +983,25 @@
return -EAGAIN;
}
-static int cyapa_gen5_bl_initiate(struct cyapa *cyapa,
- const struct firmware *fw)
+static struct cyapa_tsg_bin_image_data_record *
+cyapa_get_image_record_data_num(const struct firmware *fw,
+ int *record_num)
{
- struct cyapa_tsg_bin_image *image;
- struct gen5_bl_cmd_head *bl_cmd_head;
- struct gen5_bl_packet_start *bl_packet_start;
- struct gen5_bl_initiate_cmd_data *cmd_data;
- struct gen5_bl_packet_end *bl_packet_end;
+ int head_size;
+
+ head_size = fw->data[0] + 1;
+ *record_num = (fw->size - head_size) /
+ sizeof(struct cyapa_tsg_bin_image_data_record);
+ return (struct cyapa_tsg_bin_image_data_record *)&fw->data[head_size];
+}
+
+int cyapa_pip_bl_initiate(struct cyapa *cyapa, const struct firmware *fw)
+{
+ struct cyapa_tsg_bin_image_data_record *image_records;
+ struct pip_bl_cmd_head *bl_cmd_head;
+ struct pip_bl_packet_start *bl_packet_start;
+ struct pip_bl_initiate_cmd_data *cmd_data;
+ struct pip_bl_packet_end *bl_packet_end;
u8 cmd[CYAPA_TSG_MAX_CMD_SIZE];
int cmd_len;
u16 cmd_data_len;
@@ -1046,30 +1017,28 @@
cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
memset(cmd, 0, CYAPA_TSG_MAX_CMD_SIZE);
- bl_cmd_head = (struct gen5_bl_cmd_head *)cmd;
+ bl_cmd_head = (struct pip_bl_cmd_head *)cmd;
cmd_data_len = CYAPA_TSG_BL_KEY_SIZE + CYAPA_TSG_FLASH_MAP_BLOCK_SIZE;
- cmd_len = sizeof(struct gen5_bl_cmd_head) + cmd_data_len +
- sizeof(struct gen5_bl_packet_end);
+ cmd_len = sizeof(struct pip_bl_cmd_head) + cmd_data_len +
+ sizeof(struct pip_bl_packet_end);
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &bl_cmd_head->addr);
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &bl_cmd_head->addr);
put_unaligned_le16(cmd_len - 2, &bl_cmd_head->length);
- bl_cmd_head->report_id = GEN5_BL_CMD_REPORT_ID;
+ bl_cmd_head->report_id = PIP_BL_CMD_REPORT_ID;
bl_packet_start = &bl_cmd_head->packet_start;
- bl_packet_start->sop = GEN5_SOP_KEY;
- bl_packet_start->cmd_code = GEN5_BL_CMD_INITIATE_BL;
+ bl_packet_start->sop = PIP_SOP_KEY;
+ bl_packet_start->cmd_code = PIP_BL_CMD_INITIATE_BL;
/* 8 key bytes and 128 bytes block size */
put_unaligned_le16(cmd_data_len, &bl_packet_start->data_length);
- cmd_data = (struct gen5_bl_initiate_cmd_data *)bl_cmd_head->data;
- memcpy(cmd_data->key, cyapa_gen5_bl_cmd_key, CYAPA_TSG_BL_KEY_SIZE);
+ cmd_data = (struct pip_bl_initiate_cmd_data *)bl_cmd_head->data;
+ memcpy(cmd_data->key, cyapa_pip_bl_cmd_key, CYAPA_TSG_BL_KEY_SIZE);
- /* Copy 60 bytes Meta Data Row Parameters */
- image = (struct cyapa_tsg_bin_image *)fw->data;
- records_num = (fw->size - sizeof(struct cyapa_tsg_bin_image_head)) /
- sizeof(struct cyapa_tsg_bin_image_data_record);
+ image_records = cyapa_get_image_record_data_num(fw, &records_num);
+
/* APP_INTEGRITY row is always the last row block */
- data = image->records[records_num - 1].record_data;
+ data = image_records[records_num - 1].record_data;
memcpy(cmd_data->metadata_raw_parameter, data,
CYAPA_TSG_FLASH_MAP_METADATA_SIZE);
@@ -1077,47 +1046,47 @@
CYAPA_TSG_FLASH_MAP_METADATA_SIZE);
put_unaligned_le16(meta_data_crc, &cmd_data->metadata_crc);
- bl_packet_end = (struct gen5_bl_packet_end *)(bl_cmd_head->data +
+ bl_packet_end = (struct pip_bl_packet_end *)(bl_cmd_head->data +
cmd_data_len);
cmd_crc = crc_itu_t(0xffff, (u8 *)bl_packet_start,
- sizeof(struct gen5_bl_packet_start) + cmd_data_len);
+ sizeof(struct pip_bl_packet_start) + cmd_data_len);
put_unaligned_le16(cmd_crc, &bl_packet_end->crc);
- bl_packet_end->eop = GEN5_EOP_KEY;
+ bl_packet_end->eop = PIP_EOP_KEY;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, cmd_len,
resp_data, &resp_len, 12000,
- cyapa_gen5_sort_tsg_pip_bl_resp_data, true);
- if (error || resp_len != GEN5_BL_INITIATE_RESP_LEN ||
- resp_data[2] != GEN5_BL_RESP_REPORT_ID ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]))
+ cyapa_sort_tsg_pip_bl_resp_data, true);
+ if (error || resp_len != PIP_BL_INITIATE_RESP_LEN ||
+ resp_data[2] != PIP_BL_RESP_REPORT_ID ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
return error ? error : -EAGAIN;
return 0;
}
-static bool cyapa_gen5_sort_bl_exit_data(struct cyapa *cyapa, u8 *buf, int len)
+static bool cyapa_sort_pip_bl_exit_data(struct cyapa *cyapa, u8 *buf, int len)
{
- if (buf == NULL || len < GEN5_RESP_LENGTH_SIZE)
+ if (buf == NULL || len < PIP_RESP_LENGTH_SIZE)
return false;
if (buf[0] == 0 && buf[1] == 0)
return true;
/* Exit bootloader failed for some reason. */
- if (len == GEN5_BL_FAIL_EXIT_RESP_LEN &&
- buf[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_BL_RESP_REPORT_ID &&
- buf[GEN5_RESP_RSVD_OFFSET] == GEN5_RESP_RSVD_KEY &&
- buf[GEN5_RESP_BL_SOP_OFFSET] == GEN5_SOP_KEY &&
- buf[10] == GEN5_EOP_KEY)
+ if (len == PIP_BL_FAIL_EXIT_RESP_LEN &&
+ buf[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_BL_RESP_REPORT_ID &&
+ buf[PIP_RESP_RSVD_OFFSET] == PIP_RESP_RSVD_KEY &&
+ buf[PIP_RESP_BL_SOP_OFFSET] == PIP_SOP_KEY &&
+ buf[10] == PIP_EOP_KEY)
return true;
return false;
}
-static int cyapa_gen5_bl_exit(struct cyapa *cyapa)
+int cyapa_pip_bl_exit(struct cyapa *cyapa)
{
u8 bl_gen5_bl_exit[] = { 0x04, 0x00,
@@ -1132,13 +1101,13 @@
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
bl_gen5_bl_exit, sizeof(bl_gen5_bl_exit),
resp_data, &resp_len,
- 5000, cyapa_gen5_sort_bl_exit_data, false);
+ 5000, cyapa_sort_pip_bl_exit_data, false);
if (error)
return error;
- if (resp_len == GEN5_BL_FAIL_EXIT_RESP_LEN ||
- resp_data[GEN5_RESP_REPORT_ID_OFFSET] ==
- GEN5_BL_RESP_REPORT_ID)
+ if (resp_len == PIP_BL_FAIL_EXIT_RESP_LEN ||
+ resp_data[PIP_RESP_REPORT_ID_OFFSET] ==
+ PIP_BL_RESP_REPORT_ID)
return -EAGAIN;
if (resp_data[0] == 0x00 && resp_data[1] == 0x00)
@@ -1147,7 +1116,7 @@
return -ENODEV;
}
-static int cyapa_gen5_bl_enter(struct cyapa *cyapa)
+int cyapa_pip_bl_enter(struct cyapa *cyapa)
{
u8 cmd[] = { 0x04, 0x00, 0x05, 0x00, 0x2F, 0x00, 0x01 };
u8 resp_data[2];
@@ -1157,15 +1126,12 @@
error = cyapa_poll_state(cyapa, 500);
if (error < 0)
return error;
- if (cyapa->gen != CYAPA_GEN5)
- return -EINVAL;
- /* Already in Gen5 BL. Skipping exit. */
- if (cyapa->state == CYAPA_STATE_GEN5_BL)
+ /* Already in bootloader mode, Skipping exit. */
+ if (cyapa_is_pip_bl_mode(cyapa))
return 0;
-
- if (cyapa->state != CYAPA_STATE_GEN5_APP)
- return -EAGAIN;
+ else if (!cyapa_is_pip_app_mode(cyapa))
+ return -EINVAL;
/* Try to dump all buffered report data before any send command. */
cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
@@ -1179,39 +1145,79 @@
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 5000, cyapa_gen5_sort_application_launch_data,
+ 5000, cyapa_sort_pip_application_launch_data,
true);
if (error || resp_data[0] != 0x00 || resp_data[1] != 0x00)
return error < 0 ? error : -EAGAIN;
cyapa->operational = false;
- cyapa->state = CYAPA_STATE_GEN5_BL;
+ if (cyapa->gen == CYAPA_GEN5)
+ cyapa->state = CYAPA_STATE_GEN5_BL;
+ else if (cyapa->gen == CYAPA_GEN6)
+ cyapa->state = CYAPA_STATE_GEN6_BL;
return 0;
}
-static int cyapa_gen5_check_fw(struct cyapa *cyapa, const struct firmware *fw)
+static int cyapa_pip_fw_head_check(struct cyapa *cyapa,
+ struct cyapa_tsg_bin_image_head *image_head)
+{
+ if (image_head->head_size != 0x0C && image_head->head_size != 0x12)
+ return -EINVAL;
+
+ switch (cyapa->gen) {
+ case CYAPA_GEN6:
+ if (image_head->family_id != 0x9B ||
+ image_head->silicon_id_hi != 0x0B)
+ return -EINVAL;
+ break;
+ case CYAPA_GEN5:
+ /* Gen5 without proximity support. */
+ if (cyapa->platform_ver < 2) {
+ if (image_head->head_size == 0x0C)
+ break;
+ return -EINVAL;
+ }
+
+ if (image_head->family_id != 0x91 ||
+ image_head->silicon_id_hi != 0x02)
+ return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int cyapa_pip_check_fw(struct cyapa *cyapa, const struct firmware *fw)
{
struct device *dev = &cyapa->client->dev;
- const struct cyapa_tsg_bin_image *image = (const void *)fw->data;
+ struct cyapa_tsg_bin_image_data_record *image_records;
const struct cyapa_tsg_bin_image_data_record *app_integrity;
- const struct gen5_bl_metadata_row_params *metadata;
- size_t flash_records_count;
+ const struct tsg_bl_metadata_row_params *metadata;
+ int flash_records_count;
u32 fw_app_start, fw_upgrade_start;
u16 fw_app_len, fw_upgrade_len;
u16 app_crc;
u16 app_integrity_crc;
- int record_index;
int i;
- flash_records_count = (fw->size -
- sizeof(struct cyapa_tsg_bin_image_head)) /
- sizeof(struct cyapa_tsg_bin_image_data_record);
+ /* Verify the firmware image not miss-used for Gen5 and Gen6. */
+ if (cyapa_pip_fw_head_check(cyapa,
+ (struct cyapa_tsg_bin_image_head *)fw->data)) {
+ dev_err(dev, "%s: firmware image not match TP device.\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ image_records =
+ cyapa_get_image_record_data_num(fw, &flash_records_count);
/*
* APP_INTEGRITY row is always the last row block,
* and the row id must be 0x01ff.
*/
- app_integrity = &image->records[flash_records_count - 1];
+ app_integrity = &image_records[flash_records_count - 1];
if (app_integrity->flash_array_id != 0x00 ||
get_unaligned_be16(&app_integrity->row_number) != 0x01ff) {
@@ -1242,14 +1248,11 @@
return -EINVAL;
}
- /*
- * Verify application image CRC
- */
- record_index = fw_app_start / CYAPA_TSG_FW_ROW_SIZE -
- CYAPA_TSG_IMG_START_ROW_NUM;
+ /* Verify application image CRC. */
app_crc = 0xffffU;
for (i = 0; i < fw_app_len / CYAPA_TSG_FW_ROW_SIZE; i++) {
- const u8 *data = image->records[record_index + i].record_data;
+ const u8 *data = image_records[i].record_data;
+
app_crc = crc_itu_t(app_crc, data, CYAPA_TSG_FW_ROW_SIZE);
}
@@ -1261,13 +1264,13 @@
return 0;
}
-static int cyapa_gen5_write_fw_block(struct cyapa *cyapa,
+static int cyapa_pip_write_fw_block(struct cyapa *cyapa,
struct cyapa_tsg_bin_image_data_record *flash_record)
{
- struct gen5_bl_cmd_head *bl_cmd_head;
- struct gen5_bl_packet_start *bl_packet_start;
- struct gen5_bl_flash_row_head *flash_row_head;
- struct gen5_bl_packet_end *bl_packet_end;
+ struct pip_bl_cmd_head *bl_cmd_head;
+ struct pip_bl_packet_start *bl_packet_start;
+ struct tsg_bl_flash_row_head *flash_row_head;
+ struct pip_bl_packet_end *bl_packet_end;
u8 cmd[CYAPA_TSG_MAX_CMD_SIZE];
u16 cmd_len;
u8 flash_array_id;
@@ -1286,71 +1289,68 @@
record_data = flash_record->record_data;
memset(cmd, 0, CYAPA_TSG_MAX_CMD_SIZE);
- bl_cmd_head = (struct gen5_bl_cmd_head *)cmd;
+ bl_cmd_head = (struct pip_bl_cmd_head *)cmd;
bl_packet_start = &bl_cmd_head->packet_start;
- cmd_len = sizeof(struct gen5_bl_cmd_head) +
- sizeof(struct gen5_bl_flash_row_head) +
+ cmd_len = sizeof(struct pip_bl_cmd_head) +
+ sizeof(struct tsg_bl_flash_row_head) +
CYAPA_TSG_FLASH_MAP_BLOCK_SIZE +
- sizeof(struct gen5_bl_packet_end);
+ sizeof(struct pip_bl_packet_end);
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &bl_cmd_head->addr);
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &bl_cmd_head->addr);
/* Don't include 2 bytes register address */
put_unaligned_le16(cmd_len - 2, &bl_cmd_head->length);
- bl_cmd_head->report_id = GEN5_BL_CMD_REPORT_ID;
- bl_packet_start->sop = GEN5_SOP_KEY;
- bl_packet_start->cmd_code = GEN5_BL_CMD_PROGRAM_VERIFY_ROW;
+ bl_cmd_head->report_id = PIP_BL_CMD_REPORT_ID;
+ bl_packet_start->sop = PIP_SOP_KEY;
+ bl_packet_start->cmd_code = PIP_BL_CMD_PROGRAM_VERIFY_ROW;
/* 1 (Flash Array ID) + 2 (Flash Row ID) + 128 (flash data) */
- data_len = sizeof(struct gen5_bl_flash_row_head) + record_len;
+ data_len = sizeof(struct tsg_bl_flash_row_head) + record_len;
put_unaligned_le16(data_len, &bl_packet_start->data_length);
- flash_row_head = (struct gen5_bl_flash_row_head *)bl_cmd_head->data;
+ flash_row_head = (struct tsg_bl_flash_row_head *)bl_cmd_head->data;
flash_row_head->flash_array_id = flash_array_id;
put_unaligned_le16(flash_row_id, &flash_row_head->flash_row_id);
memcpy(flash_row_head->flash_data, record_data, record_len);
- bl_packet_end = (struct gen5_bl_packet_end *)(bl_cmd_head->data +
+ bl_packet_end = (struct pip_bl_packet_end *)(bl_cmd_head->data +
data_len);
crc = crc_itu_t(0xffff, (u8 *)bl_packet_start,
- sizeof(struct gen5_bl_packet_start) + data_len);
+ sizeof(struct pip_bl_packet_start) + data_len);
put_unaligned_le16(crc, &bl_packet_end->crc);
- bl_packet_end->eop = GEN5_EOP_KEY;
+ bl_packet_end->eop = PIP_EOP_KEY;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, cmd_len,
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_bl_resp_data, true);
- if (error || resp_len != GEN5_BL_BLOCK_WRITE_RESP_LEN ||
- resp_data[2] != GEN5_BL_RESP_REPORT_ID ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]))
+ 500, cyapa_sort_tsg_pip_bl_resp_data, true);
+ if (error || resp_len != PIP_BL_BLOCK_WRITE_RESP_LEN ||
+ resp_data[2] != PIP_BL_RESP_REPORT_ID ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
return error < 0 ? error : -EAGAIN;
return 0;
}
-static int cyapa_gen5_do_fw_update(struct cyapa *cyapa,
+int cyapa_pip_do_fw_update(struct cyapa *cyapa,
const struct firmware *fw)
{
struct device *dev = &cyapa->client->dev;
- struct cyapa_tsg_bin_image_data_record *flash_record;
- struct cyapa_tsg_bin_image *image =
- (struct cyapa_tsg_bin_image *)fw->data;
+ struct cyapa_tsg_bin_image_data_record *image_records;
int flash_records_count;
int i;
int error;
cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
- flash_records_count =
- (fw->size - sizeof(struct cyapa_tsg_bin_image_head)) /
- sizeof(struct cyapa_tsg_bin_image_data_record);
+ image_records =
+ cyapa_get_image_record_data_num(fw, &flash_records_count);
+
/*
* The last flash row 0x01ff has been written through bl_initiate
* command, so DO NOT write flash 0x01ff to trackpad device.
*/
for (i = 0; i < (flash_records_count - 1); i++) {
- flash_record = &image->records[i];
- error = cyapa_gen5_write_fw_block(cyapa, flash_record);
+ error = cyapa_pip_write_fw_block(cyapa, &image_records[i]);
if (error) {
dev_err(dev, "%s: Gen5 FW update aborted: %d\n",
__func__, error);
@@ -1372,9 +1372,9 @@
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, false);
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
if (error || !VALID_CMD_RESP_HEADER(resp_data, 0x08) ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]))
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
return error < 0 ? error : -EINVAL;
return 0;
@@ -1383,7 +1383,7 @@
static int cyapa_gen5_set_interval_time(struct cyapa *cyapa,
u8 parameter_id, u16 interval_time)
{
- struct gen5_app_cmd_head *app_cmd_head;
+ struct pip_app_cmd_head *app_cmd_head;
struct gen5_app_set_parameter_data *parameter_data;
u8 cmd[CYAPA_TSG_MAX_CMD_SIZE];
int cmd_len;
@@ -1393,10 +1393,10 @@
int error;
memset(cmd, 0, CYAPA_TSG_MAX_CMD_SIZE);
- app_cmd_head = (struct gen5_app_cmd_head *)cmd;
+ app_cmd_head = (struct pip_app_cmd_head *)cmd;
parameter_data = (struct gen5_app_set_parameter_data *)
app_cmd_head->parameter_data;
- cmd_len = sizeof(struct gen5_app_cmd_head) +
+ cmd_len = sizeof(struct pip_app_cmd_head) +
sizeof(struct gen5_app_set_parameter_data);
switch (parameter_id) {
@@ -1413,14 +1413,14 @@
return -EINVAL;
}
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
/*
* Don't include unused parameter value bytes and
* 2 bytes register address.
*/
put_unaligned_le16(cmd_len - (4 - parameter_size) - 2,
&app_cmd_head->length);
- app_cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
+ app_cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
app_cmd_head->cmd_code = GEN5_CMD_SET_PARAMETER;
parameter_data->parameter_id = parameter_id;
parameter_data->parameter_size = parameter_size;
@@ -1428,7 +1428,7 @@
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, cmd_len,
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, false);
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
if (error || resp_data[5] != parameter_id ||
resp_data[6] != parameter_size ||
!VALID_CMD_RESP_HEADER(resp_data, GEN5_CMD_SET_PARAMETER))
@@ -1440,7 +1440,7 @@
static int cyapa_gen5_get_interval_time(struct cyapa *cyapa,
u8 parameter_id, u16 *interval_time)
{
- struct gen5_app_cmd_head *app_cmd_head;
+ struct pip_app_cmd_head *app_cmd_head;
struct gen5_app_get_parameter_data *parameter_data;
u8 cmd[CYAPA_TSG_MAX_CMD_SIZE];
int cmd_len;
@@ -1451,10 +1451,10 @@
int error;
memset(cmd, 0, CYAPA_TSG_MAX_CMD_SIZE);
- app_cmd_head = (struct gen5_app_cmd_head *)cmd;
+ app_cmd_head = (struct pip_app_cmd_head *)cmd;
parameter_data = (struct gen5_app_get_parameter_data *)
app_cmd_head->parameter_data;
- cmd_len = sizeof(struct gen5_app_cmd_head) +
+ cmd_len = sizeof(struct pip_app_cmd_head) +
sizeof(struct gen5_app_get_parameter_data);
*interval_time = 0;
@@ -1472,17 +1472,17 @@
return -EINVAL;
}
- put_unaligned_le16(GEN5_HID_DESCRIPTOR_ADDR, &app_cmd_head->addr);
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
/* Don't include 2 bytes register address */
put_unaligned_le16(cmd_len - 2, &app_cmd_head->length);
- app_cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
+ app_cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
app_cmd_head->cmd_code = GEN5_CMD_GET_PARAMETER;
parameter_data->parameter_id = parameter_id;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, cmd_len,
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, false);
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
if (error || resp_data[5] != parameter_id || resp_data[6] == 0 ||
!VALID_CMD_RESP_HEADER(resp_data, GEN5_CMD_GET_PARAMETER))
return error < 0 ? error : -EINVAL;
@@ -1497,18 +1497,18 @@
static int cyapa_gen5_disable_pip_report(struct cyapa *cyapa)
{
- struct gen5_app_cmd_head *app_cmd_head;
+ struct pip_app_cmd_head *app_cmd_head;
u8 cmd[10];
u8 resp_data[7];
int resp_len;
int error;
memset(cmd, 0, sizeof(cmd));
- app_cmd_head = (struct gen5_app_cmd_head *)cmd;
+ app_cmd_head = (struct pip_app_cmd_head *)cmd;
- put_unaligned_le16(GEN5_HID_DESCRIPTOR_ADDR, &app_cmd_head->addr);
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
put_unaligned_le16(sizeof(cmd) - 2, &app_cmd_head->length);
- app_cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
+ app_cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
app_cmd_head->cmd_code = GEN5_CMD_SET_PARAMETER;
app_cmd_head->parameter_data[0] = GEN5_PARAMETER_DISABLE_PIP_REPORT;
app_cmd_head->parameter_data[1] = 0x01;
@@ -1516,7 +1516,7 @@
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, false);
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
if (error || resp_data[5] != GEN5_PARAMETER_DISABLE_PIP_REPORT ||
!VALID_CMD_RESP_HEADER(resp_data, GEN5_CMD_SET_PARAMETER) ||
resp_data[6] != 0x01)
@@ -1525,26 +1525,48 @@
return 0;
}
-static int cyapa_gen5_deep_sleep(struct cyapa *cyapa, u8 state)
+int cyapa_pip_set_proximity(struct cyapa *cyapa, bool enable)
+{
+ u8 cmd[] = { 0x04, 0x00, 0x06, 0x00, 0x2f, 0x00, PIP_SET_PROXIMITY,
+ (u8)!!enable
+ };
+ u8 resp_data[6];
+ int resp_len;
+ int error;
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
+ if (error || !VALID_CMD_RESP_HEADER(resp_data, PIP_SET_PROXIMITY) ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data)) {
+ error = (error == -ETIMEDOUT) ? -EOPNOTSUPP : error;
+ return error < 0 ? error : -EINVAL;
+ }
+
+ return 0;
+}
+
+int cyapa_pip_deep_sleep(struct cyapa *cyapa, u8 state)
{
u8 cmd[] = { 0x05, 0x00, 0x00, 0x08};
u8 resp_data[5];
int resp_len;
int error;
- cmd[2] = state & GEN5_DEEP_SLEEP_STATE_MASK;
+ cmd[2] = state & PIP_DEEP_SLEEP_STATE_MASK;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_deep_sleep_data, false);
- if (error || ((resp_data[3] & GEN5_DEEP_SLEEP_STATE_MASK) != state))
+ 500, cyapa_sort_pip_deep_sleep_data, false);
+ if (error || ((resp_data[3] & PIP_DEEP_SLEEP_STATE_MASK) != state))
return -EINVAL;
return 0;
}
static int cyapa_gen5_set_power_mode(struct cyapa *cyapa,
- u8 power_mode, u16 sleep_time)
+ u8 power_mode, u16 sleep_time, bool is_suspend)
{
struct device *dev = &cyapa->client->dev;
u8 power_state;
@@ -1553,43 +1575,40 @@
if (cyapa->state != CYAPA_STATE_GEN5_APP)
return 0;
- /* Dump all the report data before do power mode commmands. */
- cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
-
- if (GEN5_DEV_GET_PWR_STATE(cyapa) == UNINIT_PWR_MODE) {
+ if (PIP_DEV_GET_PWR_STATE(cyapa) == UNINIT_PWR_MODE) {
/*
* Assume TP in deep sleep mode when driver is loaded,
* avoid driver unload and reload command IO issue caused by TP
* has been set into deep sleep mode when unloading.
*/
- GEN5_DEV_SET_PWR_STATE(cyapa, PWR_MODE_OFF);
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_OFF);
}
- if (GEN5_DEV_UNINIT_SLEEP_TIME(cyapa) &&
- GEN5_DEV_GET_PWR_STATE(cyapa) != PWR_MODE_OFF)
+ if (PIP_DEV_UNINIT_SLEEP_TIME(cyapa) &&
+ PIP_DEV_GET_PWR_STATE(cyapa) != PWR_MODE_OFF)
if (cyapa_gen5_get_interval_time(cyapa,
GEN5_PARAMETER_LP_INTRVL_ID,
&cyapa->dev_sleep_time) != 0)
- GEN5_DEV_SET_SLEEP_TIME(cyapa, UNINIT_SLEEP_TIME);
+ PIP_DEV_SET_SLEEP_TIME(cyapa, UNINIT_SLEEP_TIME);
- if (GEN5_DEV_GET_PWR_STATE(cyapa) == power_mode) {
+ if (PIP_DEV_GET_PWR_STATE(cyapa) == power_mode) {
if (power_mode == PWR_MODE_OFF ||
power_mode == PWR_MODE_FULL_ACTIVE ||
power_mode == PWR_MODE_BTN_ONLY ||
- GEN5_DEV_GET_SLEEP_TIME(cyapa) == sleep_time) {
+ PIP_DEV_GET_SLEEP_TIME(cyapa) == sleep_time) {
/* Has in correct power mode state, early return. */
return 0;
}
}
if (power_mode == PWR_MODE_OFF) {
- error = cyapa_gen5_deep_sleep(cyapa, GEN5_DEEP_SLEEP_STATE_OFF);
+ error = cyapa_pip_deep_sleep(cyapa, PIP_DEEP_SLEEP_STATE_OFF);
if (error) {
dev_err(dev, "enter deep sleep fail: %d\n", error);
return error;
}
- GEN5_DEV_SET_PWR_STATE(cyapa, PWR_MODE_OFF);
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_OFF);
return 0;
}
@@ -1598,8 +1617,8 @@
* state directly, must be wake up from sleep firstly, then
* continue to do next power sate change.
*/
- if (GEN5_DEV_GET_PWR_STATE(cyapa) == PWR_MODE_OFF) {
- error = cyapa_gen5_deep_sleep(cyapa, GEN5_DEEP_SLEEP_STATE_ON);
+ if (PIP_DEV_GET_PWR_STATE(cyapa) == PWR_MODE_OFF) {
+ error = cyapa_pip_deep_sleep(cyapa, PIP_DEEP_SLEEP_STATE_ON);
if (error) {
dev_err(dev, "deep sleep wake fail: %d\n", error);
return error;
@@ -1614,7 +1633,7 @@
return error;
}
- GEN5_DEV_SET_PWR_STATE(cyapa, PWR_MODE_FULL_ACTIVE);
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_FULL_ACTIVE);
} else if (power_mode == PWR_MODE_BTN_ONLY) {
error = cyapa_gen5_change_power_state(cyapa,
GEN5_POWER_STATE_BTN_ONLY);
@@ -1623,19 +1642,19 @@
return error;
}
- GEN5_DEV_SET_PWR_STATE(cyapa, PWR_MODE_BTN_ONLY);
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_BTN_ONLY);
} else {
/*
* Continue to change power mode even failed to set
* interval time, it won't affect the power mode change.
* except the sleep interval time is not correct.
*/
- if (GEN5_DEV_UNINIT_SLEEP_TIME(cyapa) ||
- sleep_time != GEN5_DEV_GET_SLEEP_TIME(cyapa))
+ if (PIP_DEV_UNINIT_SLEEP_TIME(cyapa) ||
+ sleep_time != PIP_DEV_GET_SLEEP_TIME(cyapa))
if (cyapa_gen5_set_interval_time(cyapa,
GEN5_PARAMETER_LP_INTRVL_ID,
sleep_time) == 0)
- GEN5_DEV_SET_SLEEP_TIME(cyapa, sleep_time);
+ PIP_DEV_SET_SLEEP_TIME(cyapa, sleep_time);
if (sleep_time <= GEN5_POWER_READY_MAX_INTRVL_TIME)
power_state = GEN5_POWER_STATE_READY;
@@ -1658,17 +1677,17 @@
* is suspending which may cause interrupt line unable to be
* asserted again.
*/
- cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
- cyapa_gen5_disable_pip_report(cyapa);
+ if (is_suspend)
+ cyapa_gen5_disable_pip_report(cyapa);
- GEN5_DEV_SET_PWR_STATE(cyapa,
+ PIP_DEV_SET_PWR_STATE(cyapa,
cyapa_sleep_time_to_pwr_cmd(sleep_time));
}
return 0;
}
-static int cyapa_gen5_resume_scanning(struct cyapa *cyapa)
+int cyapa_pip_resume_scanning(struct cyapa *cyapa)
{
u8 cmd[] = { 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00, 0x04 };
u8 resp_data[6];
@@ -1682,7 +1701,7 @@
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, true);
+ 500, cyapa_sort_tsg_pip_app_resp_data, true);
if (error || !VALID_CMD_RESP_HEADER(resp_data, 0x04))
return -EINVAL;
@@ -1692,7 +1711,7 @@
return 0;
}
-static int cyapa_gen5_suspend_scanning(struct cyapa *cyapa)
+int cyapa_pip_suspend_scanning(struct cyapa *cyapa)
{
u8 cmd[] = { 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00, 0x03 };
u8 resp_data[6];
@@ -1706,7 +1725,7 @@
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, true);
+ 500, cyapa_sort_tsg_pip_app_resp_data, true);
if (error || !VALID_CMD_RESP_HEADER(resp_data, 0x03))
return -EINVAL;
@@ -1716,10 +1735,10 @@
return 0;
}
-static int cyapa_gen5_calibrate_pwcs(struct cyapa *cyapa,
+static int cyapa_pip_calibrate_pwcs(struct cyapa *cyapa,
u8 calibrate_sensing_mode_type)
{
- struct gen5_app_cmd_head *app_cmd_head;
+ struct pip_app_cmd_head *app_cmd_head;
u8 cmd[8];
u8 resp_data[6];
int resp_len;
@@ -1729,25 +1748,25 @@
cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
memset(cmd, 0, sizeof(cmd));
- app_cmd_head = (struct gen5_app_cmd_head *)cmd;
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
+ app_cmd_head = (struct pip_app_cmd_head *)cmd;
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
put_unaligned_le16(sizeof(cmd) - 2, &app_cmd_head->length);
- app_cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
- app_cmd_head->cmd_code = GEN5_CMD_CALIBRATE;
+ app_cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
+ app_cmd_head->cmd_code = PIP_CMD_CALIBRATE;
app_cmd_head->parameter_data[0] = calibrate_sensing_mode_type;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 5000, cyapa_gen5_sort_tsg_pip_app_resp_data, true);
- if (error || !VALID_CMD_RESP_HEADER(resp_data, GEN5_CMD_CALIBRATE) ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]))
+ 5000, cyapa_sort_tsg_pip_app_resp_data, true);
+ if (error || !VALID_CMD_RESP_HEADER(resp_data, PIP_CMD_CALIBRATE) ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
return error < 0 ? error : -EAGAIN;
return 0;
}
-static ssize_t cyapa_gen5_do_calibrate(struct device *dev,
+ssize_t cyapa_pip_do_calibrate(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
@@ -1755,25 +1774,25 @@
int error, calibrate_error;
/* 1. Suspend Scanning*/
- error = cyapa_gen5_suspend_scanning(cyapa);
+ error = cyapa_pip_suspend_scanning(cyapa);
if (error)
return error;
/* 2. Do mutual capacitance fine calibrate. */
- calibrate_error = cyapa_gen5_calibrate_pwcs(cyapa,
- CYAPA_SENSING_MODE_MUTUAL_CAP_FINE);
+ calibrate_error = cyapa_pip_calibrate_pwcs(cyapa,
+ PIP_SENSING_MODE_MUTUAL_CAP_FINE);
if (calibrate_error)
goto resume_scanning;
/* 3. Do self capacitance calibrate. */
- calibrate_error = cyapa_gen5_calibrate_pwcs(cyapa,
- CYAPA_SENSING_MODE_SELF_CAP);
+ calibrate_error = cyapa_pip_calibrate_pwcs(cyapa,
+ PIP_SENSING_MODE_SELF_CAP);
if (calibrate_error)
goto resume_scanning;
resume_scanning:
/* 4. Resume Scanning*/
- error = cyapa_gen5_resume_scanning(cyapa);
+ error = cyapa_pip_resume_scanning(cyapa);
if (error || calibrate_error)
return error ? error : calibrate_error;
@@ -1856,7 +1875,7 @@
* If the input value of @data_size is not 0, than means read the mutual or
* self local PWC data. The @idac_max, @idac_min and @idac_ave are used to
* return the max, min and average value of the mutual or self local PWC data.
- * Note, in order to raed mutual local PWC data, must read invoke this function
+ * Note, in order to read mutual local PWC data, must read invoke this function
* to read the mutual global idac data firstly to set the correct Rx number
* value, otherwise, the read mutual idac and PWC data may not correct.
*/
@@ -1864,7 +1883,7 @@
u8 cmd_code, u8 idac_data_type, int *data_size,
int *idac_max, int *idac_min, int *idac_ave)
{
- struct gen5_app_cmd_head *cmd_head;
+ struct pip_app_cmd_head *cmd_head;
u8 cmd[12];
u8 resp_data[256];
int resp_len;
@@ -1879,7 +1898,7 @@
int i;
int error;
- if (cmd_code != GEN5_CMD_RETRIEVE_DATA_STRUCTURE ||
+ if (cmd_code != PIP_RETRIEVE_DATA_STRUCTURE ||
(idac_data_type != GEN5_RETRIEVE_MUTUAL_PWC_DATA &&
idac_data_type != GEN5_RETRIEVE_SELF_CAP_PWC_DATA) ||
!data_size || !idac_max || !idac_min || !idac_ave)
@@ -1935,10 +1954,10 @@
}
memset(cmd, 0, sizeof(cmd));
- cmd_head = (struct gen5_app_cmd_head *)cmd;
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &cmd_head->addr);
+ cmd_head = (struct pip_app_cmd_head *)cmd;
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &cmd_head->addr);
put_unaligned_le16(sizeof(cmd) - 2, &cmd_head->length);
- cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
+ cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
cmd_head->cmd_code = cmd_code;
do {
read_elements = (256 - GEN5_RESP_DATA_STRUCTURE_OFFSET) /
@@ -1953,11 +1972,11 @@
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data,
+ 500, cyapa_sort_tsg_pip_app_resp_data,
true);
if (error || resp_len < GEN5_RESP_DATA_STRUCTURE_OFFSET ||
!VALID_CMD_RESP_HEADER(resp_data, cmd_code) ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]) ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data) ||
resp_data[6] != idac_data_type)
return (error < 0) ? error : -EAGAIN;
read_len = get_unaligned_le16(&resp_data[7]);
@@ -1997,7 +2016,7 @@
tmp_count < cyapa->aligned_electrodes_rx &&
read_global_idac) {
/*
- * The value gap betwen global and local mutual
+ * The value gap between global and local mutual
* idac data must bigger than 50%.
* Normally, global value bigger than 50,
* local values less than 10.
@@ -2061,7 +2080,7 @@
data_size = 0;
error = cyapa_gen5_read_idac_data(cyapa,
- GEN5_CMD_RETRIEVE_DATA_STRUCTURE,
+ PIP_RETRIEVE_DATA_STRUCTURE,
GEN5_RETRIEVE_MUTUAL_PWC_DATA,
&data_size,
gidac_mutual_max, gidac_mutual_min, gidac_mutual_ave);
@@ -2069,7 +2088,7 @@
return error;
error = cyapa_gen5_read_idac_data(cyapa,
- GEN5_CMD_RETRIEVE_DATA_STRUCTURE,
+ PIP_RETRIEVE_DATA_STRUCTURE,
GEN5_RETRIEVE_MUTUAL_PWC_DATA,
&data_size,
lidac_mutual_max, lidac_mutual_min, lidac_mutual_ave);
@@ -2088,7 +2107,7 @@
data_size = 0;
error = cyapa_gen5_read_idac_data(cyapa,
- GEN5_CMD_RETRIEVE_DATA_STRUCTURE,
+ PIP_RETRIEVE_DATA_STRUCTURE,
GEN5_RETRIEVE_SELF_CAP_PWC_DATA,
&data_size,
lidac_self_max, lidac_self_min, lidac_self_ave);
@@ -2098,7 +2117,7 @@
*gidac_self_tx = *lidac_self_min;
error = cyapa_gen5_read_idac_data(cyapa,
- GEN5_CMD_RETRIEVE_DATA_STRUCTURE,
+ PIP_RETRIEVE_DATA_STRUCTURE,
GEN5_RETRIEVE_SELF_CAP_PWC_DATA,
&data_size,
lidac_self_max, lidac_self_min, lidac_self_ave);
@@ -2107,27 +2126,27 @@
static ssize_t cyapa_gen5_execute_panel_scan(struct cyapa *cyapa)
{
- struct gen5_app_cmd_head *app_cmd_head;
+ struct pip_app_cmd_head *app_cmd_head;
u8 cmd[7];
u8 resp_data[6];
int resp_len;
int error;
memset(cmd, 0, sizeof(cmd));
- app_cmd_head = (struct gen5_app_cmd_head *)cmd;
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
+ app_cmd_head = (struct pip_app_cmd_head *)cmd;
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
put_unaligned_le16(sizeof(cmd) - 2, &app_cmd_head->length);
- app_cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
+ app_cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
app_cmd_head->cmd_code = GEN5_CMD_EXECUTE_PANEL_SCAN;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, true);
+ 500, cyapa_sort_tsg_pip_app_resp_data, true);
if (error || resp_len != sizeof(resp_data) ||
!VALID_CMD_RESP_HEADER(resp_data,
GEN5_CMD_EXECUTE_PANEL_SCAN) ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]))
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
return error ? error : -EAGAIN;
return 0;
@@ -2138,7 +2157,7 @@
int *raw_data_max, int *raw_data_min, int *raw_data_ave,
u8 *buffer)
{
- struct gen5_app_cmd_head *app_cmd_head;
+ struct pip_app_cmd_head *app_cmd_head;
struct gen5_retrieve_panel_scan_data *panel_sacn_data;
u8 cmd[12];
u8 resp_data[256]; /* Max bytes can transfer one time. */
@@ -2166,10 +2185,10 @@
/* Assume max element size is 4 currently. */
read_elements = (256 - GEN5_RESP_DATA_STRUCTURE_OFFSET) / 4;
read_len = read_elements * 4;
- app_cmd_head = (struct gen5_app_cmd_head *)cmd;
- put_unaligned_le16(GEN5_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
+ app_cmd_head = (struct pip_app_cmd_head *)cmd;
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &app_cmd_head->addr);
put_unaligned_le16(sizeof(cmd) - 2, &app_cmd_head->length);
- app_cmd_head->report_id = GEN5_APP_CMD_REPORT_ID;
+ app_cmd_head->report_id = PIP_APP_CMD_REPORT_ID;
app_cmd_head->cmd_code = cmd_code;
panel_sacn_data = (struct gen5_retrieve_panel_scan_data *)
app_cmd_head->parameter_data;
@@ -2183,10 +2202,10 @@
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
cmd, sizeof(cmd),
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_app_resp_data, true);
+ 500, cyapa_sort_tsg_pip_app_resp_data, true);
if (error || resp_len < GEN5_RESP_DATA_STRUCTURE_OFFSET ||
!VALID_CMD_RESP_HEADER(resp_data, cmd_code) ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]) ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data) ||
resp_data[6] != raw_data_type)
return error ? error : -EAGAIN;
@@ -2245,11 +2264,11 @@
int error, resume_error;
int size;
- if (cyapa->state != CYAPA_STATE_GEN5_APP)
+ if (!cyapa_is_pip_app_mode(cyapa))
return -EBUSY;
/* 1. Suspend Scanning*/
- error = cyapa_gen5_suspend_scanning(cyapa);
+ error = cyapa_pip_suspend_scanning(cyapa);
if (error)
return error;
@@ -2270,7 +2289,7 @@
if (error)
goto resume_scanning;
- /* 4. Execuate panel scan. It must be executed before read data. */
+ /* 4. Execute panel scan. It must be executed before read data. */
error = cyapa_gen5_execute_panel_scan(cyapa);
if (error)
goto resume_scanning;
@@ -2343,7 +2362,7 @@
resume_scanning:
/* 11. Resume Scanning*/
- resume_error = cyapa_gen5_resume_scanning(cyapa);
+ resume_error = cyapa_pip_resume_scanning(cyapa);
if (resume_error || error)
return resume_error ? resume_error : error;
@@ -2364,7 +2383,7 @@
return size;
}
-static bool cyapa_gen5_sort_system_info_data(struct cyapa *cyapa,
+bool cyapa_pip_sort_system_info_data(struct cyapa *cyapa,
u8 *buf, int len)
{
/* Check the report id and command code */
@@ -2376,20 +2395,17 @@
static int cyapa_gen5_bl_query_data(struct cyapa *cyapa)
{
- u8 bl_query_data_cmd[] = { 0x04, 0x00, 0x0b, 0x00, 0x40, 0x00,
- 0x01, 0x3c, 0x00, 0x00, 0xb0, 0x42, 0x17
- };
- u8 resp_data[GEN5_BL_READ_APP_INFO_RESP_LEN];
+ u8 resp_data[PIP_BL_APP_INFO_RESP_LENGTH];
int resp_len;
int error;
- resp_len = GEN5_BL_READ_APP_INFO_RESP_LEN;
+ resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
- bl_query_data_cmd, sizeof(bl_query_data_cmd),
+ pip_bl_read_app_info, PIP_BL_READ_APP_INFO_CMD_LENGTH,
resp_data, &resp_len,
- 500, cyapa_gen5_sort_tsg_pip_bl_resp_data, false);
- if (error || resp_len != GEN5_BL_READ_APP_INFO_RESP_LEN ||
- !GEN5_CMD_COMPLETE_SUCCESS(resp_data[5]))
+ 500, cyapa_sort_tsg_pip_bl_resp_data, false);
+ if (error || resp_len < PIP_BL_APP_INFO_RESP_LENGTH ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
return error ? error : -EIO;
memcpy(&cyapa->product_id[0], &resp_data[8], 5);
@@ -2402,34 +2418,42 @@
cyapa->fw_maj_ver = resp_data[22];
cyapa->fw_min_ver = resp_data[23];
+ cyapa->platform_ver = (resp_data[26] >> PIP_BL_PLATFORM_VER_SHIFT) &
+ PIP_BL_PLATFORM_VER_MASK;
+
return 0;
}
static int cyapa_gen5_get_query_data(struct cyapa *cyapa)
{
- u8 get_system_information[] = {
- 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00, 0x02
- };
- u8 resp_data[71];
+ u8 resp_data[PIP_READ_SYS_INFO_RESP_LENGTH];
int resp_len;
u16 product_family;
int error;
resp_len = sizeof(resp_data);
error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
- get_system_information, sizeof(get_system_information),
+ pip_read_sys_info, PIP_READ_SYS_INFO_CMD_LENGTH,
resp_data, &resp_len,
- 2000, cyapa_gen5_sort_system_info_data, false);
+ 2000, cyapa_pip_sort_system_info_data, false);
if (error || resp_len < sizeof(resp_data))
return error ? error : -EIO;
product_family = get_unaligned_le16(&resp_data[7]);
- if ((product_family & GEN5_PRODUCT_FAMILY_MASK) !=
- GEN5_PRODUCT_FAMILY_TRACKPAD)
+ if ((product_family & PIP_PRODUCT_FAMILY_MASK) !=
+ PIP_PRODUCT_FAMILY_TRACKPAD)
return -EINVAL;
- cyapa->fw_maj_ver = resp_data[15];
- cyapa->fw_min_ver = resp_data[16];
+ cyapa->platform_ver = (resp_data[49] >> PIP_BL_PLATFORM_VER_SHIFT) &
+ PIP_BL_PLATFORM_VER_MASK;
+ if (cyapa->gen == CYAPA_GEN5 && cyapa->platform_ver < 2) {
+ /* Gen5 firmware that does not support proximity. */
+ cyapa->fw_maj_ver = resp_data[15];
+ cyapa->fw_min_ver = resp_data[16];
+ } else {
+ cyapa->fw_maj_ver = resp_data[9];
+ cyapa->fw_min_ver = resp_data[10];
+ }
cyapa->electrodes_x = resp_data[52];
cyapa->electrodes_y = resp_data[53];
@@ -2472,9 +2496,9 @@
switch (cyapa->state) {
case CYAPA_STATE_GEN5_BL:
- error = cyapa_gen5_bl_exit(cyapa);
+ error = cyapa_pip_bl_exit(cyapa);
if (error) {
- /* Rry to update trackpad product information. */
+ /* Try to update trackpad product information. */
cyapa_gen5_bl_query_data(cyapa);
goto out;
}
@@ -2486,14 +2510,23 @@
* If trackpad device in deep sleep mode,
* the app command will fail.
* So always try to reset trackpad device to full active when
- * the device state is requeried.
+ * the device state is required.
*/
error = cyapa_gen5_set_power_mode(cyapa,
- PWR_MODE_FULL_ACTIVE, 0);
+ PWR_MODE_FULL_ACTIVE, 0, false);
if (error)
dev_warn(dev, "%s: failed to set power active mode.\n",
__func__);
+ /* By default, the trackpad proximity function is enabled. */
+ if (cyapa->platform_ver >= 2) {
+ error = cyapa_pip_set_proximity(cyapa, true);
+ if (error)
+ dev_warn(dev,
+ "%s: failed to enable proximity.\n",
+ __func__);
+ }
+
/* Get trackpad product information. */
error = cyapa_gen5_get_query_data(cyapa);
if (error)
@@ -2518,14 +2551,14 @@
* Return false, do not continue process
* Return true, continue process.
*/
-static bool cyapa_gen5_irq_cmd_handler(struct cyapa *cyapa)
+bool cyapa_pip_irq_cmd_handler(struct cyapa *cyapa)
{
- struct cyapa_gen5_cmd_states *gen5_pip = &cyapa->cmd_states.gen5;
+ struct cyapa_pip_cmd_states *pip = &cyapa->cmd_states.pip;
int length;
- if (atomic_read(&gen5_pip->cmd_issued)) {
+ if (atomic_read(&pip->cmd_issued)) {
/* Polling command response data. */
- if (gen5_pip->is_irq_mode == false)
+ if (pip->is_irq_mode == false)
return false;
/*
@@ -2533,59 +2566,64 @@
* these output data may caused by user put finger on
* trackpad when host waiting the command response.
*/
- cyapa_i2c_pip_read(cyapa, gen5_pip->irq_cmd_buf,
- GEN5_RESP_LENGTH_SIZE);
- length = get_unaligned_le16(gen5_pip->irq_cmd_buf);
- length = (length <= GEN5_RESP_LENGTH_SIZE) ?
- GEN5_RESP_LENGTH_SIZE : length;
- if (length > GEN5_RESP_LENGTH_SIZE)
+ cyapa_i2c_pip_read(cyapa, pip->irq_cmd_buf,
+ PIP_RESP_LENGTH_SIZE);
+ length = get_unaligned_le16(pip->irq_cmd_buf);
+ length = (length <= PIP_RESP_LENGTH_SIZE) ?
+ PIP_RESP_LENGTH_SIZE : length;
+ if (length > PIP_RESP_LENGTH_SIZE)
cyapa_i2c_pip_read(cyapa,
- gen5_pip->irq_cmd_buf, length);
-
- if (!(gen5_pip->resp_sort_func &&
- gen5_pip->resp_sort_func(cyapa,
- gen5_pip->irq_cmd_buf, length))) {
+ pip->irq_cmd_buf, length);
+ if (!(pip->resp_sort_func &&
+ pip->resp_sort_func(cyapa,
+ pip->irq_cmd_buf, length))) {
/*
- * Work around the Gen5 V1 firmware
- * that does not assert interrupt signalling
- * that command response is ready if user
- * keeps touching the trackpad while command
- * is sent to the device.
+ * Cover the Gen5 V1 firmware issue.
+ * The issue is no interrupt would be asserted from
+ * trackpad device to host for the command response
+ * ready event. Because when there was a finger touch
+ * on trackpad device, and the firmware output queue
+ * won't be empty (always with touch report data), so
+ * the interrupt signal won't be asserted again until
+ * the output queue was previous emptied.
+ * This issue would happen in the scenario that
+ * user always has his/her fingers touched on the
+ * trackpad device during system booting/rebooting.
*/
length = 0;
- if (gen5_pip->resp_len)
- length = *gen5_pip->resp_len;
+ if (pip->resp_len)
+ length = *pip->resp_len;
cyapa_empty_pip_output_data(cyapa,
- gen5_pip->resp_data,
+ pip->resp_data,
&length,
- gen5_pip->resp_sort_func);
- if (gen5_pip->resp_len && length != 0) {
- *gen5_pip->resp_len = length;
- atomic_dec(&gen5_pip->cmd_issued);
- complete(&gen5_pip->cmd_ready);
+ pip->resp_sort_func);
+ if (pip->resp_len && length != 0) {
+ *pip->resp_len = length;
+ atomic_dec(&pip->cmd_issued);
+ complete(&pip->cmd_ready);
}
return false;
}
- if (gen5_pip->resp_data && gen5_pip->resp_len) {
- *gen5_pip->resp_len = (*gen5_pip->resp_len < length) ?
- *gen5_pip->resp_len : length;
- memcpy(gen5_pip->resp_data, gen5_pip->irq_cmd_buf,
- *gen5_pip->resp_len);
+ if (pip->resp_data && pip->resp_len) {
+ *pip->resp_len = (*pip->resp_len < length) ?
+ *pip->resp_len : length;
+ memcpy(pip->resp_data, pip->irq_cmd_buf,
+ *pip->resp_len);
}
- atomic_dec(&gen5_pip->cmd_issued);
- complete(&gen5_pip->cmd_ready);
+ atomic_dec(&pip->cmd_issued);
+ complete(&pip->cmd_ready);
return false;
}
return true;
}
-static void cyapa_gen5_report_buttons(struct cyapa *cyapa,
- const struct cyapa_gen5_report_data *report_data)
+static void cyapa_pip_report_buttons(struct cyapa *cyapa,
+ const struct cyapa_pip_report_data *report_data)
{
struct input_dev *input = cyapa->input;
- u8 buttons = report_data->report_head[GEN5_BUTTONS_OFFSET];
+ u8 buttons = report_data->report_head[PIP_BUTTONS_OFFSET];
buttons = (buttons << CAPABILITY_BTN_SHIFT) & CAPABILITY_BTN_MASK;
@@ -2605,12 +2643,23 @@
input_sync(input);
}
-static void cyapa_gen5_report_slot_data(struct cyapa *cyapa,
- const struct cyapa_gen5_touch_record *touch)
+static void cyapa_pip_report_proximity(struct cyapa *cyapa,
+ const struct cyapa_pip_report_data *report_data)
{
struct input_dev *input = cyapa->input;
- u8 event_id = GEN5_GET_EVENT_ID(touch->touch_tip_event_id);
- int slot = GEN5_GET_TOUCH_ID(touch->touch_tip_event_id);
+ u8 distance = report_data->report_head[PIP_PROXIMITY_DISTANCE_OFFSET] &
+ PIP_PROXIMITY_DISTANCE_MASK;
+
+ input_report_abs(input, ABS_DISTANCE, distance);
+ input_sync(input);
+}
+
+static void cyapa_pip_report_slot_data(struct cyapa *cyapa,
+ const struct cyapa_pip_touch_record *touch)
+{
+ struct input_dev *input = cyapa->input;
+ u8 event_id = PIP_GET_EVENT_ID(touch->touch_tip_event_id);
+ int slot = PIP_GET_TOUCH_ID(touch->touch_tip_event_id);
int x, y;
if (event_id == RECORD_EVENT_LIFTOFF)
@@ -2621,11 +2670,12 @@
x = (touch->x_hi << 8) | touch->x_lo;
if (cyapa->x_origin)
x = cyapa->max_abs_x - x;
- input_report_abs(input, ABS_MT_POSITION_X, x);
y = (touch->y_hi << 8) | touch->y_lo;
if (cyapa->y_origin)
y = cyapa->max_abs_y - y;
+ input_report_abs(input, ABS_MT_POSITION_X, x);
input_report_abs(input, ABS_MT_POSITION_Y, y);
+ input_report_abs(input, ABS_DISTANCE, 0);
input_report_abs(input, ABS_MT_PRESSURE,
touch->z);
input_report_abs(input, ABS_MT_TOUCH_MAJOR,
@@ -2642,50 +2692,49 @@
touch->orientation);
}
-static void cyapa_gen5_report_touches(struct cyapa *cyapa,
- const struct cyapa_gen5_report_data *report_data)
+static void cyapa_pip_report_touches(struct cyapa *cyapa,
+ const struct cyapa_pip_report_data *report_data)
{
struct input_dev *input = cyapa->input;
unsigned int touch_num;
int i;
- touch_num = report_data->report_head[GEN5_NUMBER_OF_TOUCH_OFFSET] &
- GEN5_NUMBER_OF_TOUCH_MASK;
+ touch_num = report_data->report_head[PIP_NUMBER_OF_TOUCH_OFFSET] &
+ PIP_NUMBER_OF_TOUCH_MASK;
for (i = 0; i < touch_num; i++)
- cyapa_gen5_report_slot_data(cyapa,
+ cyapa_pip_report_slot_data(cyapa,
&report_data->touch_records[i]);
input_mt_sync_frame(input);
input_sync(input);
}
-static int cyapa_gen5_irq_handler(struct cyapa *cyapa)
+int cyapa_pip_irq_handler(struct cyapa *cyapa)
{
struct device *dev = &cyapa->client->dev;
- struct cyapa_gen5_report_data report_data;
- int ret;
- u8 report_id;
+ struct cyapa_pip_report_data report_data;
unsigned int report_len;
+ u8 report_id;
+ int ret;
- if (cyapa->gen != CYAPA_GEN5 ||
- cyapa->state != CYAPA_STATE_GEN5_APP) {
+ if (!cyapa_is_pip_app_mode(cyapa)) {
dev_err(dev, "invalid device state, gen=%d, state=0x%02x\n",
cyapa->gen, cyapa->state);
return -EINVAL;
}
ret = cyapa_i2c_pip_read(cyapa, (u8 *)&report_data,
- GEN5_RESP_LENGTH_SIZE);
- if (ret != GEN5_RESP_LENGTH_SIZE) {
+ PIP_RESP_LENGTH_SIZE);
+ if (ret != PIP_RESP_LENGTH_SIZE) {
dev_err(dev, "failed to read length bytes, (%d)\n", ret);
return -EINVAL;
}
report_len = get_unaligned_le16(
- &report_data.report_head[GEN5_RESP_LENGTH_OFFSET]);
- if (report_len < GEN5_RESP_LENGTH_SIZE) {
- /* Invliad length or internal reset happened. */
+ &report_data.report_head[PIP_RESP_LENGTH_OFFSET]);
+ if (report_len < PIP_RESP_LENGTH_SIZE) {
+ /* Invalid length or internal reset happened. */
dev_err(dev, "invalid report_len=%d. bytes: %02x %02x\n",
report_len, report_data.report_head[0],
report_data.report_head[1]);
@@ -2693,7 +2742,7 @@
}
/* Idle, no data for report. */
- if (report_len == GEN5_RESP_LENGTH_SIZE)
+ if (report_len == PIP_RESP_LENGTH_SIZE)
return 0;
ret = cyapa_i2c_pip_read(cyapa, (u8 *)&report_data, report_len);
@@ -2703,70 +2752,92 @@
return -EINVAL;
}
- report_id = report_data.report_head[GEN5_RESP_REPORT_ID_OFFSET];
- if (report_id == GEN5_WAKEUP_EVENT_REPORT_ID &&
- report_len == GEN5_WAKEUP_EVENT_SIZE) {
+ report_id = report_data.report_head[PIP_RESP_REPORT_ID_OFFSET];
+ if (report_id == PIP_WAKEUP_EVENT_REPORT_ID &&
+ report_len == PIP_WAKEUP_EVENT_SIZE) {
/*
* Device wake event from deep sleep mode for touch.
* This interrupt event is used to wake system up.
+ *
+ * Note:
+ * It will introduce about 20~40 ms additional delay
+ * time in receiving for first valid touch report data.
+ * The time is used to execute device runtime resume
+ * process.
*/
+ pm_runtime_get_sync(dev);
+ pm_runtime_mark_last_busy(dev);
+ pm_runtime_put_sync_autosuspend(dev);
return 0;
- } else if (report_id != GEN5_TOUCH_REPORT_ID &&
- report_id != GEN5_BTN_REPORT_ID &&
+ } else if (report_id != PIP_TOUCH_REPORT_ID &&
+ report_id != PIP_BTN_REPORT_ID &&
report_id != GEN5_OLD_PUSH_BTN_REPORT_ID &&
- report_id != GEN5_PUSH_BTN_REPORT_ID) {
+ report_id != PIP_PUSH_BTN_REPORT_ID &&
+ report_id != PIP_PROXIMITY_REPORT_ID) {
/* Running in BL mode or unknown response data read. */
dev_err(dev, "invalid report_id=0x%02x\n", report_id);
return -EINVAL;
}
- if (report_id == GEN5_TOUCH_REPORT_ID &&
- (report_len < GEN5_TOUCH_REPORT_HEAD_SIZE ||
- report_len > GEN5_TOUCH_REPORT_MAX_SIZE)) {
+ if (report_id == PIP_TOUCH_REPORT_ID &&
+ (report_len < PIP_TOUCH_REPORT_HEAD_SIZE ||
+ report_len > PIP_TOUCH_REPORT_MAX_SIZE)) {
/* Invalid report data length for finger packet. */
dev_err(dev, "invalid touch packet length=%d\n", report_len);
return 0;
}
- if ((report_id == GEN5_BTN_REPORT_ID ||
+ if ((report_id == PIP_BTN_REPORT_ID ||
report_id == GEN5_OLD_PUSH_BTN_REPORT_ID ||
- report_id == GEN5_PUSH_BTN_REPORT_ID) &&
- (report_len < GEN5_BTN_REPORT_HEAD_SIZE ||
- report_len > GEN5_BTN_REPORT_MAX_SIZE)) {
+ report_id == PIP_PUSH_BTN_REPORT_ID) &&
+ (report_len < PIP_BTN_REPORT_HEAD_SIZE ||
+ report_len > PIP_BTN_REPORT_MAX_SIZE)) {
/* Invalid report data length of button packet. */
dev_err(dev, "invalid button packet length=%d\n", report_len);
return 0;
}
- if (report_id == GEN5_TOUCH_REPORT_ID)
- cyapa_gen5_report_touches(cyapa, &report_data);
+ if (report_id == PIP_PROXIMITY_REPORT_ID &&
+ report_len != PIP_PROXIMITY_REPORT_SIZE) {
+ /* Invalid report data length of proximity packet. */
+ dev_err(dev, "invalid proximity data, length=%d\n", report_len);
+ return 0;
+ }
+
+ if (report_id == PIP_TOUCH_REPORT_ID)
+ cyapa_pip_report_touches(cyapa, &report_data);
+ else if (report_id == PIP_PROXIMITY_REPORT_ID)
+ cyapa_pip_report_proximity(cyapa, &report_data);
else
- cyapa_gen5_report_buttons(cyapa, &report_data);
+ cyapa_pip_report_buttons(cyapa, &report_data);
return 0;
}
-static int cyapa_gen5_bl_activate(struct cyapa *cyapa) { return 0; }
-static int cyapa_gen5_bl_deactivate(struct cyapa *cyapa) { return 0; }
+int cyapa_pip_bl_activate(struct cyapa *cyapa) { return 0; }
+int cyapa_pip_bl_deactivate(struct cyapa *cyapa) { return 0; }
+
const struct cyapa_dev_ops cyapa_gen5_ops = {
- .check_fw = cyapa_gen5_check_fw,
- .bl_enter = cyapa_gen5_bl_enter,
- .bl_initiate = cyapa_gen5_bl_initiate,
- .update_fw = cyapa_gen5_do_fw_update,
- .bl_activate = cyapa_gen5_bl_activate,
- .bl_deactivate = cyapa_gen5_bl_deactivate,
+ .check_fw = cyapa_pip_check_fw,
+ .bl_enter = cyapa_pip_bl_enter,
+ .bl_initiate = cyapa_pip_bl_initiate,
+ .update_fw = cyapa_pip_do_fw_update,
+ .bl_activate = cyapa_pip_bl_activate,
+ .bl_deactivate = cyapa_pip_bl_deactivate,
.show_baseline = cyapa_gen5_show_baseline,
- .calibrate_store = cyapa_gen5_do_calibrate,
+ .calibrate_store = cyapa_pip_do_calibrate,
- .initialize = cyapa_gen5_initialize,
+ .initialize = cyapa_pip_cmd_state_initialize,
.state_parse = cyapa_gen5_state_parse,
.operational_check = cyapa_gen5_do_operational_check,
- .irq_handler = cyapa_gen5_irq_handler,
- .irq_cmd_handler = cyapa_gen5_irq_cmd_handler,
+ .irq_handler = cyapa_pip_irq_handler,
+ .irq_cmd_handler = cyapa_pip_irq_cmd_handler,
.sort_empty_output_data = cyapa_empty_pip_output_data,
.set_power_mode = cyapa_gen5_set_power_mode,
+
+ .set_proximity = cyapa_pip_set_proximity,
};
diff --git a/drivers/input/mouse/cyapa_gen6.c b/drivers/input/mouse/cyapa_gen6.c
new file mode 100644
index 0000000..5f19107
--- /dev/null
+++ b/drivers/input/mouse/cyapa_gen6.c
@@ -0,0 +1,749 @@
+/*
+ * Cypress APA trackpad with I2C interface
+ *
+ * Author: Dudley Du <dudl@cypress.com>
+ *
+ * Copyright (C) 2015 Cypress Semiconductor, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/input/mt.h>
+#include <linux/mutex.h>
+#include <linux/completion.h>
+#include <linux/slab.h>
+#include <asm/unaligned.h>
+#include <linux/crc-itu-t.h>
+#include "cyapa.h"
+
+
+#define GEN6_ENABLE_CMD_IRQ 0x41
+#define GEN6_DISABLE_CMD_IRQ 0x42
+#define GEN6_ENABLE_DEV_IRQ 0x43
+#define GEN6_DISABLE_DEV_IRQ 0x44
+
+#define GEN6_POWER_MODE_ACTIVE 0x01
+#define GEN6_POWER_MODE_LP_MODE1 0x02
+#define GEN6_POWER_MODE_LP_MODE2 0x03
+#define GEN6_POWER_MODE_BTN_ONLY 0x04
+
+#define GEN6_SET_POWER_MODE_INTERVAL 0x47
+#define GEN6_GET_POWER_MODE_INTERVAL 0x48
+
+#define GEN6_MAX_RX_NUM 14
+#define GEN6_RETRIEVE_DATA_ID_RX_ATTENURATOR_IDAC 0x00
+#define GEN6_RETRIEVE_DATA_ID_ATTENURATOR_TRIM 0x12
+
+
+struct pip_app_cmd_head {
+ __le16 addr;
+ __le16 length;
+ u8 report_id;
+ u8 resv; /* Reserved, must be 0 */
+ u8 cmd_code; /* bit7: resv, set to 0; bit6~0: command code.*/
+} __packed;
+
+struct pip_app_resp_head {
+ __le16 length;
+ u8 report_id;
+ u8 resv; /* Reserved, must be 0 */
+ u8 cmd_code; /* bit7: TGL; bit6~0: command code.*/
+ /*
+ * The value of data_status can be the first byte of data or
+ * the command status or the unsupported command code depending on the
+ * requested command code.
+ */
+ u8 data_status;
+} __packed;
+
+struct pip_fixed_info {
+ u8 silicon_id_high;
+ u8 silicon_id_low;
+ u8 family_id;
+};
+
+static u8 pip_get_bl_info[] = {
+ 0x04, 0x00, 0x0B, 0x00, 0x40, 0x00, 0x01, 0x38,
+ 0x00, 0x00, 0x70, 0x9E, 0x17
+};
+
+static bool cyapa_sort_pip_hid_descriptor_data(struct cyapa *cyapa,
+ u8 *buf, int len)
+{
+ if (len != PIP_HID_DESCRIPTOR_SIZE)
+ return false;
+
+ if (buf[PIP_RESP_REPORT_ID_OFFSET] == PIP_HID_APP_REPORT_ID ||
+ buf[PIP_RESP_REPORT_ID_OFFSET] == PIP_HID_BL_REPORT_ID)
+ return true;
+
+ return false;
+}
+
+static int cyapa_get_pip_fixed_info(struct cyapa *cyapa,
+ struct pip_fixed_info *pip_info, bool is_bootloader)
+{
+ u8 resp_data[PIP_READ_SYS_INFO_RESP_LENGTH];
+ int resp_len;
+ u16 product_family;
+ int error;
+
+ if (is_bootloader) {
+ /* Read Bootloader Information to determine Gen5 or Gen6. */
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ pip_get_bl_info, sizeof(pip_get_bl_info),
+ resp_data, &resp_len,
+ 2000, cyapa_sort_tsg_pip_bl_resp_data,
+ false);
+ if (error || resp_len < PIP_BL_GET_INFO_RESP_LENGTH)
+ return error ? error : -EIO;
+
+ pip_info->family_id = resp_data[8];
+ pip_info->silicon_id_low = resp_data[10];
+ pip_info->silicon_id_high = resp_data[11];
+
+ return 0;
+ }
+
+ /* Get App System Information to determine Gen5 or Gen6. */
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ pip_read_sys_info, PIP_READ_SYS_INFO_CMD_LENGTH,
+ resp_data, &resp_len,
+ 2000, cyapa_pip_sort_system_info_data, false);
+ if (error || resp_len < PIP_READ_SYS_INFO_RESP_LENGTH)
+ return error ? error : -EIO;
+
+ product_family = get_unaligned_le16(&resp_data[7]);
+ if ((product_family & PIP_PRODUCT_FAMILY_MASK) !=
+ PIP_PRODUCT_FAMILY_TRACKPAD)
+ return -EINVAL;
+
+ pip_info->family_id = resp_data[19];
+ pip_info->silicon_id_low = resp_data[21];
+ pip_info->silicon_id_high = resp_data[22];
+
+ return 0;
+
+}
+
+int cyapa_pip_state_parse(struct cyapa *cyapa, u8 *reg_data, int len)
+{
+ u8 cmd[] = { 0x01, 0x00};
+ struct pip_fixed_info pip_info;
+ u8 resp_data[PIP_HID_DESCRIPTOR_SIZE];
+ int resp_len;
+ bool is_bootloader;
+ int error;
+
+ cyapa->state = CYAPA_STATE_NO_DEVICE;
+
+ /* Try to wake from it deep sleep state if it is. */
+ cyapa_pip_deep_sleep(cyapa, PIP_DEEP_SLEEP_STATE_ON);
+
+ /* Empty the buffer queue to get fresh data with later commands. */
+ cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL);
+
+ /*
+ * Read description info from trackpad device to determine running in
+ * APP mode or Bootloader mode.
+ */
+ resp_len = PIP_HID_DESCRIPTOR_SIZE;
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ cmd, sizeof(cmd),
+ resp_data, &resp_len,
+ 300,
+ cyapa_sort_pip_hid_descriptor_data,
+ false);
+ if (error)
+ return error;
+
+ if (resp_data[PIP_RESP_REPORT_ID_OFFSET] == PIP_HID_BL_REPORT_ID)
+ is_bootloader = true;
+ else if (resp_data[PIP_RESP_REPORT_ID_OFFSET] == PIP_HID_APP_REPORT_ID)
+ is_bootloader = false;
+ else
+ return -EAGAIN;
+
+ /* Get PIP fixed information to determine Gen5 or Gen6. */
+ memset(&pip_info, 0, sizeof(struct pip_fixed_info));
+ error = cyapa_get_pip_fixed_info(cyapa, &pip_info, is_bootloader);
+ if (error)
+ return error;
+
+ if (pip_info.family_id == 0x9B && pip_info.silicon_id_high == 0x0B) {
+ cyapa->gen = CYAPA_GEN6;
+ cyapa->state = is_bootloader ? CYAPA_STATE_GEN6_BL
+ : CYAPA_STATE_GEN6_APP;
+ } else if (pip_info.family_id == 0x91 &&
+ pip_info.silicon_id_high == 0x02) {
+ cyapa->gen = CYAPA_GEN5;
+ cyapa->state = is_bootloader ? CYAPA_STATE_GEN5_BL
+ : CYAPA_STATE_GEN5_APP;
+ }
+
+ return 0;
+}
+
+static int cyapa_gen6_read_sys_info(struct cyapa *cyapa)
+{
+ u8 resp_data[PIP_READ_SYS_INFO_RESP_LENGTH];
+ int resp_len;
+ u16 product_family;
+ u8 rotat_align;
+ int error;
+
+ /* Get App System Information to determine Gen5 or Gen6. */
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ pip_read_sys_info, PIP_READ_SYS_INFO_CMD_LENGTH,
+ resp_data, &resp_len,
+ 2000, cyapa_pip_sort_system_info_data, false);
+ if (error || resp_len < sizeof(resp_data))
+ return error ? error : -EIO;
+
+ product_family = get_unaligned_le16(&resp_data[7]);
+ if ((product_family & PIP_PRODUCT_FAMILY_MASK) !=
+ PIP_PRODUCT_FAMILY_TRACKPAD)
+ return -EINVAL;
+
+ cyapa->platform_ver = (resp_data[67] >> PIP_BL_PLATFORM_VER_SHIFT) &
+ PIP_BL_PLATFORM_VER_MASK;
+ cyapa->fw_maj_ver = resp_data[9];
+ cyapa->fw_min_ver = resp_data[10];
+
+ cyapa->electrodes_x = resp_data[33];
+ cyapa->electrodes_y = resp_data[34];
+
+ cyapa->physical_size_x = get_unaligned_le16(&resp_data[35]) / 100;
+ cyapa->physical_size_y = get_unaligned_le16(&resp_data[37]) / 100;
+
+ cyapa->max_abs_x = get_unaligned_le16(&resp_data[39]);
+ cyapa->max_abs_y = get_unaligned_le16(&resp_data[41]);
+
+ cyapa->max_z = get_unaligned_le16(&resp_data[43]);
+
+ cyapa->x_origin = resp_data[45] & 0x01;
+ cyapa->y_origin = resp_data[46] & 0x01;
+
+ cyapa->btn_capability = (resp_data[70] << 3) & CAPABILITY_BTN_MASK;
+
+ memcpy(&cyapa->product_id[0], &resp_data[51], 5);
+ cyapa->product_id[5] = '-';
+ memcpy(&cyapa->product_id[6], &resp_data[56], 6);
+ cyapa->product_id[12] = '-';
+ memcpy(&cyapa->product_id[13], &resp_data[62], 2);
+ cyapa->product_id[15] = '\0';
+
+ rotat_align = resp_data[68];
+ if (rotat_align) {
+ cyapa->electrodes_rx = cyapa->electrodes_y;
+ cyapa->electrodes_rx = cyapa->electrodes_y;
+ } else {
+ cyapa->electrodes_rx = cyapa->electrodes_x;
+ cyapa->electrodes_rx = cyapa->electrodes_y;
+ }
+ cyapa->aligned_electrodes_rx = (cyapa->electrodes_rx + 3) & ~3u;
+
+ if (!cyapa->electrodes_x || !cyapa->electrodes_y ||
+ !cyapa->physical_size_x || !cyapa->physical_size_y ||
+ !cyapa->max_abs_x || !cyapa->max_abs_y || !cyapa->max_z)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int cyapa_gen6_bl_read_app_info(struct cyapa *cyapa)
+{
+ u8 resp_data[PIP_BL_APP_INFO_RESP_LENGTH];
+ int resp_len;
+ int error;
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ pip_bl_read_app_info, PIP_BL_READ_APP_INFO_CMD_LENGTH,
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_bl_resp_data, false);
+ if (error || resp_len < PIP_BL_APP_INFO_RESP_LENGTH ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data))
+ return error ? error : -EIO;
+
+ cyapa->fw_maj_ver = resp_data[8];
+ cyapa->fw_min_ver = resp_data[9];
+
+ cyapa->platform_ver = (resp_data[12] >> PIP_BL_PLATFORM_VER_SHIFT) &
+ PIP_BL_PLATFORM_VER_MASK;
+
+ memcpy(&cyapa->product_id[0], &resp_data[13], 5);
+ cyapa->product_id[5] = '-';
+ memcpy(&cyapa->product_id[6], &resp_data[18], 6);
+ cyapa->product_id[12] = '-';
+ memcpy(&cyapa->product_id[13], &resp_data[24], 2);
+ cyapa->product_id[15] = '\0';
+
+ return 0;
+
+}
+
+static int cyapa_gen6_config_dev_irq(struct cyapa *cyapa, u8 cmd_code)
+{
+ u8 cmd[] = { 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00, cmd_code };
+ u8 resp_data[6];
+ int resp_len;
+ int error;
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
+ if (error || !VALID_CMD_RESP_HEADER(resp_data, cmd_code) ||
+ !PIP_CMD_COMPLETE_SUCCESS(resp_data)
+ )
+ return error < 0 ? error : -EINVAL;
+
+ return 0;
+}
+
+static int cyapa_gen6_set_proximity(struct cyapa *cyapa, bool enable)
+{
+ int error;
+
+ cyapa_gen6_config_dev_irq(cyapa, GEN6_DISABLE_CMD_IRQ);
+ error = cyapa_pip_set_proximity(cyapa, enable);
+ cyapa_gen6_config_dev_irq(cyapa, GEN6_ENABLE_CMD_IRQ);
+
+ return error;
+}
+
+static int cyapa_gen6_change_power_state(struct cyapa *cyapa, u8 power_mode)
+{
+ u8 cmd[] = { 0x04, 0x00, 0x06, 0x00, 0x2f, 0x00, 0x46, power_mode };
+ u8 resp_data[6];
+ int resp_len;
+ int error;
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
+ if (error || !VALID_CMD_RESP_HEADER(resp_data, 0x46))
+ return error < 0 ? error : -EINVAL;
+
+ /* New power state applied in device not match the set power state. */
+ if (resp_data[5] != power_mode)
+ return -EAGAIN;
+
+ return 0;
+}
+
+static int cyapa_gen6_set_interval_setting(struct cyapa *cyapa,
+ struct gen6_interval_setting *interval_setting)
+{
+ struct gen6_set_interval_cmd {
+ __le16 addr;
+ __le16 length;
+ u8 report_id;
+ u8 rsvd; /* Reserved, must be 0 */
+ u8 cmd_code;
+ __le16 active_interval;
+ __le16 lp1_interval;
+ __le16 lp2_interval;
+ } __packed set_interval_cmd;
+ u8 resp_data[11];
+ int resp_len;
+ int error;
+
+ memset(&set_interval_cmd, 0, sizeof(set_interval_cmd));
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &set_interval_cmd.addr);
+ put_unaligned_le16(sizeof(set_interval_cmd) - 2,
+ &set_interval_cmd.length);
+ set_interval_cmd.report_id = PIP_APP_CMD_REPORT_ID;
+ set_interval_cmd.cmd_code = GEN6_SET_POWER_MODE_INTERVAL;
+ put_unaligned_le16(interval_setting->active_interval,
+ &set_interval_cmd.active_interval);
+ put_unaligned_le16(interval_setting->lp1_interval,
+ &set_interval_cmd.lp1_interval);
+ put_unaligned_le16(interval_setting->lp2_interval,
+ &set_interval_cmd.lp2_interval);
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ (u8 *)&set_interval_cmd, sizeof(set_interval_cmd),
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
+ if (error ||
+ !VALID_CMD_RESP_HEADER(resp_data, GEN6_SET_POWER_MODE_INTERVAL))
+ return error < 0 ? error : -EINVAL;
+
+ /* Get the real set intervals from response. */
+ interval_setting->active_interval = get_unaligned_le16(&resp_data[5]);
+ interval_setting->lp1_interval = get_unaligned_le16(&resp_data[7]);
+ interval_setting->lp2_interval = get_unaligned_le16(&resp_data[9]);
+
+ return 0;
+}
+
+static int cyapa_gen6_get_interval_setting(struct cyapa *cyapa,
+ struct gen6_interval_setting *interval_setting)
+{
+ u8 cmd[] = { 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00,
+ GEN6_GET_POWER_MODE_INTERVAL };
+ u8 resp_data[11];
+ int resp_len;
+ int error;
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa, cmd, sizeof(cmd),
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_app_resp_data, false);
+ if (error ||
+ !VALID_CMD_RESP_HEADER(resp_data, GEN6_GET_POWER_MODE_INTERVAL))
+ return error < 0 ? error : -EINVAL;
+
+ interval_setting->active_interval = get_unaligned_le16(&resp_data[5]);
+ interval_setting->lp1_interval = get_unaligned_le16(&resp_data[7]);
+ interval_setting->lp2_interval = get_unaligned_le16(&resp_data[9]);
+
+ return 0;
+}
+
+static int cyapa_gen6_deep_sleep(struct cyapa *cyapa, u8 state)
+{
+ u8 ping[] = { 0x04, 0x00, 0x05, 0x00, 0x2f, 0x00, 0x00 };
+
+ if (state == PIP_DEEP_SLEEP_STATE_ON)
+ /*
+ * Send ping command to notify device prepare for wake up
+ * when it's in deep sleep mode. At this time, device will
+ * response nothing except an I2C NAK.
+ */
+ cyapa_i2c_pip_write(cyapa, ping, sizeof(ping));
+
+ return cyapa_pip_deep_sleep(cyapa, state);
+}
+
+static int cyapa_gen6_set_power_mode(struct cyapa *cyapa,
+ u8 power_mode, u16 sleep_time, bool is_suspend)
+{
+ struct device *dev = &cyapa->client->dev;
+ struct gen6_interval_setting *interval_setting =
+ &cyapa->gen6_interval_setting;
+ u8 lp_mode;
+ int error;
+
+ if (cyapa->state != CYAPA_STATE_GEN6_APP)
+ return 0;
+
+ if (PIP_DEV_GET_PWR_STATE(cyapa) == UNINIT_PWR_MODE) {
+ /*
+ * Assume TP in deep sleep mode when driver is loaded,
+ * avoid driver unload and reload command IO issue caused by TP
+ * has been set into deep sleep mode when unloading.
+ */
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_OFF);
+ }
+
+ if (PIP_DEV_UNINIT_SLEEP_TIME(cyapa) &&
+ PIP_DEV_GET_PWR_STATE(cyapa) != PWR_MODE_OFF)
+ PIP_DEV_SET_SLEEP_TIME(cyapa, UNINIT_SLEEP_TIME);
+
+ if (PIP_DEV_GET_PWR_STATE(cyapa) == power_mode) {
+ if (power_mode == PWR_MODE_OFF ||
+ power_mode == PWR_MODE_FULL_ACTIVE ||
+ power_mode == PWR_MODE_BTN_ONLY ||
+ PIP_DEV_GET_SLEEP_TIME(cyapa) == sleep_time) {
+ /* Has in correct power mode state, early return. */
+ return 0;
+ }
+ }
+
+ if (power_mode == PWR_MODE_OFF) {
+ cyapa_gen6_config_dev_irq(cyapa, GEN6_DISABLE_CMD_IRQ);
+
+ error = cyapa_gen6_deep_sleep(cyapa, PIP_DEEP_SLEEP_STATE_OFF);
+ if (error) {
+ dev_err(dev, "enter deep sleep fail: %d\n", error);
+ return error;
+ }
+
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_OFF);
+ return 0;
+ }
+
+ /*
+ * When trackpad in power off mode, it cannot change to other power
+ * state directly, must be wake up from sleep firstly, then
+ * continue to do next power sate change.
+ */
+ if (PIP_DEV_GET_PWR_STATE(cyapa) == PWR_MODE_OFF) {
+ error = cyapa_gen6_deep_sleep(cyapa, PIP_DEEP_SLEEP_STATE_ON);
+ if (error) {
+ dev_err(dev, "deep sleep wake fail: %d\n", error);
+ return error;
+ }
+ }
+
+ /*
+ * Disable device assert interrupts for command response to avoid
+ * disturbing system suspending or hibernating process.
+ */
+ cyapa_gen6_config_dev_irq(cyapa, GEN6_DISABLE_CMD_IRQ);
+
+ if (power_mode == PWR_MODE_FULL_ACTIVE) {
+ error = cyapa_gen6_change_power_state(cyapa,
+ GEN6_POWER_MODE_ACTIVE);
+ if (error) {
+ dev_err(dev, "change to active fail: %d\n", error);
+ goto out;
+ }
+
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_FULL_ACTIVE);
+
+ /* Sync the interval setting from device. */
+ cyapa_gen6_get_interval_setting(cyapa, interval_setting);
+
+ } else if (power_mode == PWR_MODE_BTN_ONLY) {
+ error = cyapa_gen6_change_power_state(cyapa,
+ GEN6_POWER_MODE_BTN_ONLY);
+ if (error) {
+ dev_err(dev, "fail to button only mode: %d\n", error);
+ goto out;
+ }
+
+ PIP_DEV_SET_PWR_STATE(cyapa, PWR_MODE_BTN_ONLY);
+ } else {
+ /*
+ * Gen6 internally supports to 2 low power scan interval time,
+ * so can help to switch power mode quickly.
+ * such as runtime suspend and system suspend.
+ */
+ if (interval_setting->lp1_interval == sleep_time) {
+ lp_mode = GEN6_POWER_MODE_LP_MODE1;
+ } else if (interval_setting->lp2_interval == sleep_time) {
+ lp_mode = GEN6_POWER_MODE_LP_MODE2;
+ } else {
+ if (interval_setting->lp1_interval == 0) {
+ interval_setting->lp1_interval = sleep_time;
+ lp_mode = GEN6_POWER_MODE_LP_MODE1;
+ } else {
+ interval_setting->lp2_interval = sleep_time;
+ lp_mode = GEN6_POWER_MODE_LP_MODE2;
+ }
+ cyapa_gen6_set_interval_setting(cyapa,
+ interval_setting);
+ }
+
+ error = cyapa_gen6_change_power_state(cyapa, lp_mode);
+ if (error) {
+ dev_err(dev, "set power state to 0x%02x failed: %d\n",
+ lp_mode, error);
+ goto out;
+ }
+
+ PIP_DEV_SET_SLEEP_TIME(cyapa, sleep_time);
+ PIP_DEV_SET_PWR_STATE(cyapa,
+ cyapa_sleep_time_to_pwr_cmd(sleep_time));
+ }
+
+out:
+ cyapa_gen6_config_dev_irq(cyapa, GEN6_ENABLE_CMD_IRQ);
+ return error;
+}
+
+static int cyapa_gen6_initialize(struct cyapa *cyapa)
+{
+ return 0;
+}
+
+static int cyapa_pip_retrieve_data_structure(struct cyapa *cyapa,
+ u16 read_offset, u16 read_len, u8 data_id,
+ u8 *data, int *data_buf_lens)
+{
+ struct retrieve_data_struct_cmd {
+ struct pip_app_cmd_head head;
+ __le16 read_offset;
+ __le16 read_length;
+ u8 data_id;
+ } __packed cmd;
+ u8 resp_data[GEN6_MAX_RX_NUM + 10];
+ int resp_len;
+ int error;
+
+ memset(&cmd, 0, sizeof(cmd));
+ put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &cmd.head.addr);
+ put_unaligned_le16(sizeof(cmd), &cmd.head.length - 2);
+ cmd.head.report_id = PIP_APP_CMD_REPORT_ID;
+ cmd.head.cmd_code = PIP_RETRIEVE_DATA_STRUCTURE;
+ put_unaligned_le16(read_offset, &cmd.read_offset);
+ put_unaligned_le16(read_len, &cmd.read_length);
+ cmd.data_id = data_id;
+
+ resp_len = sizeof(resp_data);
+ error = cyapa_i2c_pip_cmd_irq_sync(cyapa,
+ (u8 *)&cmd, sizeof(cmd),
+ resp_data, &resp_len,
+ 500, cyapa_sort_tsg_pip_app_resp_data,
+ true);
+ if (error || !PIP_CMD_COMPLETE_SUCCESS(resp_data) ||
+ resp_data[6] != data_id ||
+ !VALID_CMD_RESP_HEADER(resp_data, PIP_RETRIEVE_DATA_STRUCTURE))
+ return (error < 0) ? error : -EAGAIN;
+
+ read_len = get_unaligned_le16(&resp_data[7]);
+ if (*data_buf_lens < read_len) {
+ *data_buf_lens = read_len;
+ return -ENOBUFS;
+ }
+
+ memcpy(data, &resp_data[10], read_len);
+ *data_buf_lens = read_len;
+ return 0;
+}
+
+static ssize_t cyapa_gen6_show_baseline(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct cyapa *cyapa = dev_get_drvdata(dev);
+ u8 data[GEN6_MAX_RX_NUM];
+ int data_len;
+ int size = 0;
+ int i;
+ int error;
+ int resume_error;
+
+ if (!cyapa_is_pip_app_mode(cyapa))
+ return -EBUSY;
+
+ /* 1. Suspend Scanning*/
+ error = cyapa_pip_suspend_scanning(cyapa);
+ if (error)
+ return error;
+
+ /* 2. IDAC and RX Attenuator Calibration Data (Center Frequency). */
+ data_len = sizeof(data);
+ error = cyapa_pip_retrieve_data_structure(cyapa, 0, data_len,
+ GEN6_RETRIEVE_DATA_ID_RX_ATTENURATOR_IDAC,
+ data, &data_len);
+ if (error)
+ goto resume_scanning;
+
+ size = scnprintf(buf, PAGE_SIZE, "%d %d %d %d %d %d ",
+ data[0], /* RX Attenuator Mutual */
+ data[1], /* IDAC Mutual */
+ data[2], /* RX Attenuator Self RX */
+ data[3], /* IDAC Self RX */
+ data[4], /* RX Attenuator Self TX */
+ data[5] /* IDAC Self TX */
+ );
+
+ /* 3. Read Attenuator Trim. */
+ data_len = sizeof(data);
+ error = cyapa_pip_retrieve_data_structure(cyapa, 0, data_len,
+ GEN6_RETRIEVE_DATA_ID_ATTENURATOR_TRIM,
+ data, &data_len);
+ if (error)
+ goto resume_scanning;
+
+ /* set attenuator trim values. */
+ for (i = 0; i < data_len; i++)
+ size += scnprintf(buf + size, PAGE_SIZE - size, "%d ", data[i]);
+ size += scnprintf(buf + size, PAGE_SIZE - size, "\n");
+
+resume_scanning:
+ /* 4. Resume Scanning*/
+ resume_error = cyapa_pip_resume_scanning(cyapa);
+ if (resume_error || error) {
+ memset(buf, 0, PAGE_SIZE);
+ return resume_error ? resume_error : error;
+ }
+
+ return size;
+}
+
+static int cyapa_gen6_operational_check(struct cyapa *cyapa)
+{
+ struct device *dev = &cyapa->client->dev;
+ int error;
+
+ if (cyapa->gen != CYAPA_GEN6)
+ return -ENODEV;
+
+ switch (cyapa->state) {
+ case CYAPA_STATE_GEN6_BL:
+ error = cyapa_pip_bl_exit(cyapa);
+ if (error) {
+ /* Try to update trackpad product information. */
+ cyapa_gen6_bl_read_app_info(cyapa);
+ goto out;
+ }
+
+ cyapa->state = CYAPA_STATE_GEN6_APP;
+
+ case CYAPA_STATE_GEN6_APP:
+ /*
+ * If trackpad device in deep sleep mode,
+ * the app command will fail.
+ * So always try to reset trackpad device to full active when
+ * the device state is required.
+ */
+ error = cyapa_gen6_set_power_mode(cyapa,
+ PWR_MODE_FULL_ACTIVE, 0, false);
+ if (error)
+ dev_warn(dev, "%s: failed to set power active mode.\n",
+ __func__);
+
+ /* By default, the trackpad proximity function is enabled. */
+ error = cyapa_pip_set_proximity(cyapa, true);
+ if (error)
+ dev_warn(dev, "%s: failed to enable proximity.\n",
+ __func__);
+
+ /* Get trackpad product information. */
+ error = cyapa_gen6_read_sys_info(cyapa);
+ if (error)
+ goto out;
+ /* Only support product ID starting with CYTRA */
+ if (memcmp(cyapa->product_id, product_id,
+ strlen(product_id)) != 0) {
+ dev_err(dev, "%s: unknown product ID (%s)\n",
+ __func__, cyapa->product_id);
+ error = -EINVAL;
+ }
+ break;
+ default:
+ error = -EINVAL;
+ }
+
+out:
+ return error;
+}
+
+const struct cyapa_dev_ops cyapa_gen6_ops = {
+ .check_fw = cyapa_pip_check_fw,
+ .bl_enter = cyapa_pip_bl_enter,
+ .bl_initiate = cyapa_pip_bl_initiate,
+ .update_fw = cyapa_pip_do_fw_update,
+ .bl_activate = cyapa_pip_bl_activate,
+ .bl_deactivate = cyapa_pip_bl_deactivate,
+
+ .show_baseline = cyapa_gen6_show_baseline,
+ .calibrate_store = cyapa_pip_do_calibrate,
+
+ .initialize = cyapa_gen6_initialize,
+
+ .state_parse = cyapa_pip_state_parse,
+ .operational_check = cyapa_gen6_operational_check,
+
+ .irq_handler = cyapa_pip_irq_handler,
+ .irq_cmd_handler = cyapa_pip_irq_cmd_handler,
+ .sort_empty_output_data = cyapa_empty_pip_output_data,
+ .set_power_mode = cyapa_gen6_set_power_mode,
+
+ .set_proximity = cyapa_gen6_set_proximity,
+};
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 5b5f403..e2b7420 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -4,7 +4,7 @@
* Copyright (c) 2013 ELAN Microelectronics Corp.
*
* Author: æž—æ”¿ç¶ (Duson Lin) <dusonlin@emc.com.tw>
- * Version: 1.5.9
+ * Version: 1.6.0
*
* Based on cyapa driver:
* copyright (c) 2011-2012 Cypress Semiconductor, Inc.
@@ -40,7 +40,7 @@
#include "elan_i2c.h"
#define DRIVER_NAME "elan_i2c"
-#define ELAN_DRIVER_VERSION "1.5.9"
+#define ELAN_DRIVER_VERSION "1.6.0"
#define ETP_MAX_PRESSURE 255
#define ETP_FWIDTH_REDUCE 90
#define ETP_FINGER_WIDTH 15
@@ -84,7 +84,7 @@
int pressure_adjustment;
u8 mode;
u8 ic_type;
- u16 fw_vaildpage_count;
+ u16 fw_validpage_count;
u16 fw_signature_address;
bool irq_wake;
@@ -94,25 +94,28 @@
bool baseline_ready;
};
-static int elan_get_fwinfo(u8 ic_type, u16 *vaildpage_count,
+static int elan_get_fwinfo(u8 iap_version, u16 *validpage_count,
u16 *signature_address)
{
- switch(ic_type) {
+ switch (iap_version) {
+ case 0x08:
+ *validpage_count = 512;
+ break;
case 0x09:
- *vaildpage_count = 768;
+ *validpage_count = 768;
break;
case 0x0D:
- *vaildpage_count = 896;
+ *validpage_count = 896;
break;
default:
/* unknown ic type clear value */
- *vaildpage_count = 0;
+ *validpage_count = 0;
*signature_address = 0;
return -ENXIO;
}
*signature_address =
- (*vaildpage_count * ETP_FW_PAGE_SIZE) - ETP_FW_SIGNATURE_SIZE;
+ (*validpage_count * ETP_FW_PAGE_SIZE) - ETP_FW_SIGNATURE_SIZE;
return 0;
}
@@ -261,11 +264,11 @@
if (error)
return error;
- error = elan_get_fwinfo(data->ic_type, &data->fw_vaildpage_count,
+ error = elan_get_fwinfo(data->iap_version, &data->fw_validpage_count,
&data->fw_signature_address);
if (error) {
dev_err(&data->client->dev,
- "unknown ic type %d\n", data->ic_type);
+ "unknown iap version %d\n", data->iap_version);
return error;
}
@@ -353,7 +356,7 @@
iap_start_addr = get_unaligned_le16(&fw->data[ETP_IAP_START_ADDR * 2]);
boot_page_count = (iap_start_addr * 2) / ETP_FW_PAGE_SIZE;
- for (i = boot_page_count; i < data->fw_vaildpage_count; i++) {
+ for (i = boot_page_count; i < data->fw_validpage_count; i++) {
u16 checksum = 0;
const u8 *page = &fw->data[i * ETP_FW_PAGE_SIZE];
@@ -1165,6 +1168,8 @@
#ifdef CONFIG_ACPI
static const struct acpi_device_id elan_acpi_id[] = {
{ "ELAN0000", 0 },
+ { "ELAN0100", 0 },
+ { "ELAN0600", 0 },
{ }
};
MODULE_DEVICE_TABLE(acpi, elan_acpi_id);
@@ -1181,10 +1186,10 @@
static struct i2c_driver elan_driver = {
.driver = {
.name = DRIVER_NAME,
- .owner = THIS_MODULE,
.pm = &elan_pm_ops,
.acpi_match_table = ACPI_PTR(elan_acpi_id),
.of_match_table = of_match_ptr(elan_of_match),
+ .probe_type = PROBE_PREFER_ASYNCHRONOUS,
},
.probe = elan_probe,
.id_table = elan_id,
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index ec347703..ad18dab 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -1540,6 +1540,10 @@
if (error)
goto err_clear_drvdata;
+ /* give PT device some time to settle down before probing */
+ if (serio->id.type == SERIO_PS_PSTHRU)
+ usleep_range(10000, 15000);
+
if (psmouse_probe(psmouse) < 0) {
error = -ENODEV;
goto err_close_serio;
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index cc7e0d4..11c32ac 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -432,7 +432,7 @@
static ssize_t fsp_attr_set_setreg(struct psmouse *psmouse, void *data,
const char *buf, size_t count)
{
- int reg, val;
+ unsigned int reg, val;
char *rest;
ssize_t retval;
@@ -440,7 +440,7 @@
if (rest == buf || *rest != ' ' || reg > 0xff)
return -EINVAL;
- retval = kstrtoint(rest + 1, 16, &val);
+ retval = kstrtouint(rest + 1, 16, &val);
if (retval)
return retval;
@@ -476,9 +476,10 @@
const char *buf, size_t count)
{
struct fsp_data *pad = psmouse->private;
- int reg, val, err;
+ unsigned int reg, val;
+ int err;
- err = kstrtoint(buf, 16, ®);
+ err = kstrtouint(buf, 16, ®);
if (err)
return err;
@@ -511,9 +512,10 @@
static ssize_t fsp_attr_set_pagereg(struct psmouse *psmouse, void *data,
const char *buf, size_t count)
{
- int val, err;
+ unsigned int val;
+ int err;
- err = kstrtoint(buf, 16, &val);
+ err = kstrtouint(buf, 16, &val);
if (err)
return err;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 6025eb4..994ae78 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -519,14 +519,18 @@
struct synaptics_data *priv = psmouse->private;
priv->mode = 0;
- if (priv->absolute_mode)
+
+ if (priv->absolute_mode) {
priv->mode |= SYN_BIT_ABSOLUTE_MODE;
- if (priv->disable_gesture)
+ if (SYN_CAP_EXTENDED(priv->capabilities))
+ priv->mode |= SYN_BIT_W_MODE;
+ }
+
+ if (!SYN_MODE_WMODE(priv->mode) && priv->disable_gesture)
priv->mode |= SYN_BIT_DISABLE_GESTURE;
+
if (psmouse->rate >= 80)
priv->mode |= SYN_BIT_HIGH_RATE;
- if (SYN_CAP_EXTENDED(priv->capabilities))
- priv->mode |= SYN_BIT_W_MODE;
if (synaptics_mode_cmd(psmouse, priv->mode))
return -1;
diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c
index ffceedc..aa7c5da 100644
--- a/drivers/input/mouse/synaptics_i2c.c
+++ b/drivers/input/mouse/synaptics_i2c.c
@@ -655,7 +655,6 @@
static struct i2c_driver synaptics_i2c_driver = {
.driver = {
.name = DRIVER_NAME,
- .owner = THIS_MODULE,
.pm = &synaptics_i2c_pm,
},
diff --git a/drivers/input/serio/ambakmi.c b/drivers/input/serio/ambakmi.c
index 8b748d9..c6606ca 100644
--- a/drivers/input/serio/ambakmi.c
+++ b/drivers/input/serio/ambakmi.c
@@ -175,9 +175,9 @@
return 0;
}
-static int amba_kmi_resume(struct amba_device *dev)
+static int __maybe_unused amba_kmi_resume(struct device *dev)
{
- struct amba_kmi_port *kmi = amba_get_drvdata(dev);
+ struct amba_kmi_port *kmi = dev_get_drvdata(dev);
/* kick the serio layer to rescan this port */
serio_reconnect(kmi->io);
@@ -185,6 +185,8 @@
return 0;
}
+static SIMPLE_DEV_PM_OPS(amba_kmi_dev_pm_ops, NULL, amba_kmi_resume);
+
static struct amba_id amba_kmi_idtable[] = {
{
.id = 0x00041050,
@@ -199,11 +201,11 @@
.drv = {
.name = "kmi-pl050",
.owner = THIS_MODULE,
+ .pm = &amba_kmi_dev_pm_ops,
},
.id_table = amba_kmi_idtable,
.probe = amba_kmi_probe,
.remove = amba_kmi_remove,
- .resume = amba_kmi_resume,
};
module_amba_driver(ambakmi_driver);
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index cb5ece7..c9c98f0a 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -88,6 +88,10 @@
static bool i8042_debug;
module_param_named(debug, i8042_debug, bool, 0600);
MODULE_PARM_DESC(debug, "Turn i8042 debugging mode on and off");
+
+static bool i8042_unmask_kbd_data;
+module_param_named(unmask_kbd_data, i8042_unmask_kbd_data, bool, 0600);
+MODULE_PARM_DESC(unmask_kbd_data, "Unconditional enable (may reveal sensitive data) of normally sanitize-filtered kbd data traffic debug log [pre-condition: i8042.debug=1 enabled]");
#endif
static bool i8042_bypass_aux_irq_test;
@@ -116,6 +120,7 @@
struct serio *serio;
int irq;
bool exists;
+ bool driver_bound;
signed char mux;
};
@@ -133,6 +138,7 @@
static bool i8042_aux_irq_registered;
static unsigned char i8042_suppress_kbd_ack;
static struct platform_device *i8042_platform_device;
+static struct notifier_block i8042_kbd_bind_notifier_block;
static irqreturn_t i8042_interrupt(int irq, void *dev_id);
static bool (*i8042_platform_filter)(unsigned char data, unsigned char str,
@@ -528,10 +534,10 @@
port = &i8042_ports[port_no];
serio = port->exists ? port->serio : NULL;
- dbg("%02x <- i8042 (interrupt, %d, %d%s%s)\n",
- data, port_no, irq,
- dfl & SERIO_PARITY ? ", bad parity" : "",
- dfl & SERIO_TIMEOUT ? ", timeout" : "");
+ filter_dbg(port->driver_bound, data, "<- i8042 (interrupt, %d, %d%s%s)\n",
+ port_no, irq,
+ dfl & SERIO_PARITY ? ", bad parity" : "",
+ dfl & SERIO_TIMEOUT ? ", timeout" : "");
filtered = i8042_filter(data, str, serio);
@@ -1438,6 +1444,29 @@
return error;
}
+static int i8042_kbd_bind_notifier(struct notifier_block *nb,
+ unsigned long action, void *data)
+{
+ struct device *dev = data;
+ struct serio *serio = to_serio_port(dev);
+ struct i8042_port *port = serio->port_data;
+
+ if (serio != i8042_ports[I8042_KBD_PORT_NO].serio)
+ return 0;
+
+ switch (action) {
+ case BUS_NOTIFY_BOUND_DRIVER:
+ port->driver_bound = true;
+ break;
+
+ case BUS_NOTIFY_UNBIND_DRIVER:
+ port->driver_bound = false;
+ break;
+ }
+
+ return 0;
+}
+
static int __init i8042_probe(struct platform_device *dev)
{
int error;
@@ -1507,6 +1536,10 @@
.shutdown = i8042_shutdown,
};
+static struct notifier_block i8042_kbd_bind_notifier_block = {
+ .notifier_call = i8042_kbd_bind_notifier,
+};
+
static int __init i8042_init(void)
{
struct platform_device *pdev;
@@ -1528,6 +1561,7 @@
goto err_platform_exit;
}
+ bus_register_notifier(&serio_bus, &i8042_kbd_bind_notifier_block);
panic_blink = i8042_panic_blink;
return 0;
@@ -1543,6 +1577,7 @@
platform_driver_unregister(&i8042_driver);
i8042_platform_exit();
+ bus_unregister_notifier(&serio_bus, &i8042_kbd_bind_notifier_block);
panic_blink = NULL;
}
diff --git a/drivers/input/serio/i8042.h b/drivers/input/serio/i8042.h
index fc080be..1db0a40 100644
--- a/drivers/input/serio/i8042.h
+++ b/drivers/input/serio/i8042.h
@@ -73,6 +73,17 @@
printk(KERN_DEBUG KBUILD_MODNAME ": [%d] " format, \
(int) (jiffies - i8042_start_time), ##arg); \
} while (0)
+
+#define filter_dbg(filter, data, format, args...) \
+ do { \
+ if (!i8042_debug) \
+ break; \
+ \
+ if (!filter || i8042_unmask_kbd_data) \
+ dbg("%02x " format, data, ##args); \
+ else \
+ dbg("** " format, ##args); \
+ } while (0)
#else
#define dbg_init() do { } while (0)
#define dbg(format, arg...) \
@@ -80,6 +91,8 @@
if (0) \
printk(KERN_DEBUG pr_fmt(format), ##arg); \
} while (0)
+
+#define filter_dbg(filter, data, format, args...) do { } while (0)
#endif
#endif /* _I8042_H */
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index a05a517..8f82897 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -49,8 +49,6 @@
static LIST_HEAD(serio_list);
-static struct bus_type serio_bus;
-
static void serio_add_port(struct serio *serio);
static int serio_reconnect_port(struct serio *serio);
static void serio_disconnect_port(struct serio *serio);
@@ -1017,7 +1015,7 @@
}
EXPORT_SYMBOL(serio_interrupt);
-static struct bus_type serio_bus = {
+struct bus_type serio_bus = {
.name = "serio",
.drv_groups = serio_driver_groups,
.match = serio_bus_match,
@@ -1029,6 +1027,7 @@
.pm = &serio_pm_ops,
#endif
};
+EXPORT_SYMBOL(serio_bus);
static int __init serio_init(void)
{
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index a854c6e..059edeb 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -11,9 +11,9 @@
if INPUT_TOUCHSCREEN
-config OF_TOUCHSCREEN
+config TOUCHSCREEN_PROPERTIES
def_tristate INPUT
- depends on INPUT && OF
+ depends on INPUT
config TOUCHSCREEN_88PM860X
tristate "Marvell 88PM860x touchscreen"
@@ -118,7 +118,7 @@
config TOUCHSCREEN_AUO_PIXCIR
tristate "AUO in-cell touchscreen using Pixcir ICs"
depends on I2C
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
Say Y here if you have a AUO display with in-cell touchscreen
using Pixcir ICs.
@@ -142,7 +142,7 @@
config TOUCHSCREEN_CHIPONE_ICN8318
tristate "chipone icn8318 touchscreen controller"
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
depends on I2C
depends on OF
help
@@ -156,7 +156,7 @@
config TOUCHSCREEN_CY8CTMG110
tristate "cy8ctmg110 touchscreen"
depends on I2C
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
Say Y here if you have a cy8ctmg110 capacitive touchscreen on
an AAVA device.
@@ -915,10 +915,11 @@
module will be called tsc40.
config TOUCHSCREEN_TSC2005
- tristate "TSC2005 based touchscreens"
- depends on SPI_MASTER
- help
- Say Y here if you have a TSC2005 based touchscreen.
+ tristate "TSC2005 based touchscreens"
+ depends on SPI_MASTER
+ select REGMAP_SPI
+ help
+ Say Y here if you have a TSC2005 based touchscreen.
If unsure, say N.
@@ -1029,7 +1030,7 @@
config TOUCHSCREEN_ZFORCE
tristate "Neonode zForce infrared touchscreens"
depends on I2C
- depends on GPIOLIB
+ depends on GPIOLIB || COMPILE_TEST
help
Say Y here if you have a touchscreen using the zforce
infraread technology from Neonode.
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index fa3d33b..c85aae2 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -6,7 +6,7 @@
wm97xx-ts-y := wm97xx-core.o
-obj-$(CONFIG_OF_TOUCHSCREEN) += of_touchscreen.o
+obj-$(CONFIG_TOUCHSCREEN_PROPERTIES) += of_touchscreen.o
obj-$(CONFIG_TOUCHSCREEN_88PM860X) += 88pm860x-ts.o
obj-$(CONFIG_TOUCHSCREEN_AD7877) += ad7877.o
obj-$(CONFIG_TOUCHSCREEN_AD7879) += ad7879.o
diff --git a/drivers/input/touchscreen/ad7879-i2c.c b/drivers/input/touchscreen/ad7879-i2c.c
index dcf3907..d66962c 100644
--- a/drivers/input/touchscreen/ad7879-i2c.c
+++ b/drivers/input/touchscreen/ad7879-i2c.c
@@ -94,7 +94,6 @@
static struct i2c_driver ad7879_i2c_driver = {
.driver = {
.name = "ad7879",
- .owner = THIS_MODULE,
.pm = &ad7879_pm_ops,
},
.probe = ad7879_i2c_probe,
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index e4eb8a6..0f5f968 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -1234,7 +1234,8 @@
of_property_read_u32(node, "ti,pendown-gpio-debounce",
&pdata->gpio_pendown_debounce);
- pdata->wakeup = of_property_read_bool(node, "linux,wakeup");
+ pdata->wakeup = of_property_read_bool(node, "wakeup-source") ||
+ of_property_read_bool(node, "linux,wakeup");
pdata->gpio_pendown = of_get_named_gpio(dev->of_node, "pendown-gpio", 0);
diff --git a/drivers/input/touchscreen/ar1021_i2c.c b/drivers/input/touchscreen/ar1021_i2c.c
index f0b954d..71b5a63 100644
--- a/drivers/input/touchscreen/ar1021_i2c.c
+++ b/drivers/input/touchscreen/ar1021_i2c.c
@@ -166,7 +166,6 @@
static struct i2c_driver ar1021_i2c_driver = {
.driver = {
.name = "ar1021_i2c",
- .owner = THIS_MODULE,
.pm = &ar1021_i2c_pm,
.of_match_table = ar1021_i2c_of_match,
},
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index dfc7309..c562205 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -22,34 +22,20 @@
#include <linux/delay.h>
#include <linux/firmware.h>
#include <linux/i2c.h>
-#include <linux/i2c/atmel_mxt_ts.h>
+#include <linux/platform_data/atmel_mxt_ts.h>
#include <linux/input/mt.h>
#include <linux/interrupt.h>
#include <linux/of.h>
#include <linux/slab.h>
#include <asm/unaligned.h>
-/* Version */
-#define MXT_VER_20 20
-#define MXT_VER_21 21
-#define MXT_VER_22 22
-
/* Firmware files */
#define MXT_FW_NAME "maxtouch.fw"
#define MXT_CFG_NAME "maxtouch.cfg"
#define MXT_CFG_MAGIC "OBP_RAW V1"
/* Registers */
-#define MXT_INFO 0x00
-#define MXT_FAMILY_ID 0x00
-#define MXT_VARIANT_ID 0x01
-#define MXT_VERSION 0x02
-#define MXT_BUILD 0x03
-#define MXT_MATRIX_X_SIZE 0x04
-#define MXT_MATRIX_Y_SIZE 0x05
-#define MXT_OBJECT_NUM 0x06
#define MXT_OBJECT_START 0x07
-
#define MXT_OBJECT_SIZE 6
#define MXT_INFO_CHECKSUM_SIZE 3
#define MXT_MAX_BLOCK_WRITE 256
@@ -103,21 +89,16 @@
#define MXT_T6_STATUS_COMSERR (1 << 2)
/* MXT_GEN_POWER_T7 field */
-#define MXT_POWER_IDLEACQINT 0
-#define MXT_POWER_ACTVACQINT 1
-#define MXT_POWER_ACTV2IDLETO 2
+struct t7_config {
+ u8 idle;
+ u8 active;
+} __packed;
-/* MXT_GEN_ACQUIRE_T8 field */
-#define MXT_ACQUIRE_CHRGTIME 0
-#define MXT_ACQUIRE_TCHDRIFT 2
-#define MXT_ACQUIRE_DRIFTST 3
-#define MXT_ACQUIRE_TCHAUTOCAL 4
-#define MXT_ACQUIRE_SYNC 5
-#define MXT_ACQUIRE_ATCHCALST 6
-#define MXT_ACQUIRE_ATCHCALSTHR 7
+#define MXT_POWER_CFG_RUN 0
+#define MXT_POWER_CFG_DEEPSLEEP 1
/* MXT_TOUCH_MULTI_T9 field */
-#define MXT_TOUCH_CTRL 0
+#define MXT_T9_CTRL 0
#define MXT_T9_ORIENT 9
#define MXT_T9_RANGE 18
@@ -139,51 +120,10 @@
/* MXT_TOUCH_MULTI_T9 orient */
#define MXT_T9_ORIENT_SWITCH (1 << 0)
-/* MXT_PROCI_GRIPFACE_T20 field */
-#define MXT_GRIPFACE_CTRL 0
-#define MXT_GRIPFACE_XLOGRIP 1
-#define MXT_GRIPFACE_XHIGRIP 2
-#define MXT_GRIPFACE_YLOGRIP 3
-#define MXT_GRIPFACE_YHIGRIP 4
-#define MXT_GRIPFACE_MAXTCHS 5
-#define MXT_GRIPFACE_SZTHR1 7
-#define MXT_GRIPFACE_SZTHR2 8
-#define MXT_GRIPFACE_SHPTHR1 9
-#define MXT_GRIPFACE_SHPTHR2 10
-#define MXT_GRIPFACE_SUPEXTTO 11
-
-/* MXT_PROCI_NOISE field */
-#define MXT_NOISE_CTRL 0
-#define MXT_NOISE_OUTFLEN 1
-#define MXT_NOISE_GCAFUL_LSB 3
-#define MXT_NOISE_GCAFUL_MSB 4
-#define MXT_NOISE_GCAFLL_LSB 5
-#define MXT_NOISE_GCAFLL_MSB 6
-#define MXT_NOISE_ACTVGCAFVALID 7
-#define MXT_NOISE_NOISETHR 8
-#define MXT_NOISE_FREQHOPSCALE 10
-#define MXT_NOISE_FREQ0 11
-#define MXT_NOISE_FREQ1 12
-#define MXT_NOISE_FREQ2 13
-#define MXT_NOISE_FREQ3 14
-#define MXT_NOISE_FREQ4 15
-#define MXT_NOISE_IDLEGCAFVALID 16
-
/* MXT_SPT_COMMSCONFIG_T18 */
#define MXT_COMMS_CTRL 0
#define MXT_COMMS_CMD 1
-/* MXT_SPT_CTECONFIG_T28 field */
-#define MXT_CTE_CTRL 0
-#define MXT_CTE_CMD 1
-#define MXT_CTE_MODE 2
-#define MXT_CTE_IDLEGCAFDEPTH 3
-#define MXT_CTE_ACTVGCAFDEPTH 4
-#define MXT_CTE_VOLTAGE 5
-
-#define MXT_VOLTAGE_DEFAULT 2700000
-#define MXT_VOLTAGE_STEP 10000
-
/* Define for MXT_GEN_COMMAND_T6 */
#define MXT_BOOT_VALUE 0xa5
#define MXT_RESET_VALUE 0x01
@@ -291,6 +231,7 @@
u8 last_message_count;
u8 num_touchids;
u8 multitouch;
+ struct t7_config t7_cfg;
/* Cached parameters from object table */
u16 T5_address;
@@ -997,16 +938,15 @@
count = data->msg_buf[0];
- if (count == 0) {
- /*
- * This condition is caused by the CHG line being configured
- * in Mode 0. It results in unnecessary I2C operations but it
- * is benign.
- */
- dev_dbg(dev, "Interrupt triggered but zero messages\n");
+ /*
+ * This condition may be caused by the CHG line being configured in
+ * Mode 0. It results in unnecessary I2C operations but it is benign.
+ */
+ if (count == 0)
return IRQ_NONE;
- } else if (count > data->max_reportid) {
- dev_err(dev, "T44 count %d exceeded max report id\n", count);
+
+ if (count > data->max_reportid) {
+ dev_warn(dev, "T44 count %d exceeded max report id\n", count);
count = data->max_reportid;
}
@@ -1157,7 +1097,9 @@
struct device *dev = &data->client->dev;
int ret = 0;
- dev_info(dev, "Resetting chip\n");
+ dev_info(dev, "Resetting device\n");
+
+ disable_irq(data->irq);
reinit_completion(&data->reset_completion);
@@ -1165,6 +1107,11 @@
if (ret)
return ret;
+ /* Ignore CHG line for 100ms after reset */
+ msleep(100);
+
+ enable_irq(data->irq);
+
ret = mxt_wait_for_completion(data, &data->reset_completion,
MXT_RESET_TIMEOUT);
if (ret)
@@ -1361,6 +1308,8 @@
return 0;
}
+static int mxt_init_t7_power_cfg(struct mxt_data *data);
+
/*
* mxt_update_cfg - download configuration to chip
*
@@ -1508,6 +1457,9 @@
dev_info(dev, "Config successfully updated\n");
+ /* T7 config may have changed */
+ mxt_init_t7_power_cfg(data);
+
release_mem:
kfree(config_mem);
return ret;
@@ -1533,7 +1485,7 @@
int error;
/* Read 7-byte info block starting at address 0 */
- error = __mxt_read_reg(client, MXT_INFO, sizeof(*info), info);
+ error = __mxt_read_reg(client, 0, sizeof(*info), info);
if (error)
return error;
@@ -1905,6 +1857,8 @@
if (pdata->t19_num_keys) {
mxt_set_up_as_touchpad(input_dev, data);
mt_flags |= INPUT_MT_POINTER;
+ } else {
+ mt_flags |= INPUT_MT_DIRECT;
}
/* For multi touch */
@@ -2051,6 +2005,60 @@
return error;
}
+static int mxt_set_t7_power_cfg(struct mxt_data *data, u8 sleep)
+{
+ struct device *dev = &data->client->dev;
+ int error;
+ struct t7_config *new_config;
+ struct t7_config deepsleep = { .active = 0, .idle = 0 };
+
+ if (sleep == MXT_POWER_CFG_DEEPSLEEP)
+ new_config = &deepsleep;
+ else
+ new_config = &data->t7_cfg;
+
+ error = __mxt_write_reg(data->client, data->T7_address,
+ sizeof(data->t7_cfg), new_config);
+ if (error)
+ return error;
+
+ dev_dbg(dev, "Set T7 ACTV:%d IDLE:%d\n",
+ new_config->active, new_config->idle);
+
+ return 0;
+}
+
+static int mxt_init_t7_power_cfg(struct mxt_data *data)
+{
+ struct device *dev = &data->client->dev;
+ int error;
+ bool retry = false;
+
+recheck:
+ error = __mxt_read_reg(data->client, data->T7_address,
+ sizeof(data->t7_cfg), &data->t7_cfg);
+ if (error)
+ return error;
+
+ if (data->t7_cfg.active == 0 || data->t7_cfg.idle == 0) {
+ if (!retry) {
+ dev_dbg(dev, "T7 cfg zero, resetting\n");
+ mxt_soft_reset(data);
+ retry = true;
+ goto recheck;
+ } else {
+ dev_dbg(dev, "T7 cfg zero after reset, overriding\n");
+ data->t7_cfg.active = 20;
+ data->t7_cfg.idle = 100;
+ return mxt_set_t7_power_cfg(data, MXT_POWER_CFG_RUN);
+ }
+ }
+
+ dev_dbg(dev, "Initialized power cfg: ACTV %d, IDLE %d\n",
+ data->t7_cfg.active, data->t7_cfg.idle);
+ return 0;
+}
+
static int mxt_configure_objects(struct mxt_data *data,
const struct firmware *cfg)
{
@@ -2058,6 +2066,12 @@
struct mxt_info *info = &data->info;
int error;
+ error = mxt_init_t7_power_cfg(data);
+ if (error) {
+ dev_err(dev, "Failed to initialize power cfg\n");
+ return error;
+ }
+
if (cfg) {
error = mxt_update_cfg(data, cfg);
if (error)
@@ -2346,14 +2360,41 @@
static void mxt_start(struct mxt_data *data)
{
- /* Touch enable */
- mxt_write_object(data, data->multitouch, MXT_TOUCH_CTRL, 0x83);
+ switch (data->pdata->suspend_mode) {
+ case MXT_SUSPEND_T9_CTRL:
+ mxt_soft_reset(data);
+
+ /* Touch enable */
+ /* 0x83 = SCANEN | RPTEN | ENABLE */
+ mxt_write_object(data,
+ MXT_TOUCH_MULTI_T9, MXT_T9_CTRL, 0x83);
+ break;
+
+ case MXT_SUSPEND_DEEP_SLEEP:
+ default:
+ mxt_set_t7_power_cfg(data, MXT_POWER_CFG_RUN);
+
+ /* Recalibrate since chip has been in deep sleep */
+ mxt_t6_command(data, MXT_COMMAND_CALIBRATE, 1, false);
+ break;
+ }
+
}
static void mxt_stop(struct mxt_data *data)
{
- /* Touch disable */
- mxt_write_object(data, data->multitouch, MXT_TOUCH_CTRL, 0);
+ switch (data->pdata->suspend_mode) {
+ case MXT_SUSPEND_T9_CTRL:
+ /* Touch disable */
+ mxt_write_object(data,
+ MXT_TOUCH_MULTI_T9, MXT_T9_CTRL, 0);
+ break;
+
+ case MXT_SUSPEND_DEEP_SLEEP:
+ default:
+ mxt_set_t7_power_cfg(data, MXT_POWER_CFG_DEEPSLEEP);
+ break;
+ }
}
static int mxt_input_open(struct input_dev *dev)
@@ -2376,19 +2417,18 @@
static const struct mxt_platform_data *mxt_parse_dt(struct i2c_client *client)
{
struct mxt_platform_data *pdata;
+ struct device_node *np = client->dev.of_node;
u32 *keymap;
- u32 keycode;
- int proplen, i, ret;
+ int proplen, ret;
- if (!client->dev.of_node)
+ if (!np)
return ERR_PTR(-ENOENT);
pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return ERR_PTR(-ENOMEM);
- if (of_find_property(client->dev.of_node, "linux,gpio-keymap",
- &proplen)) {
+ if (of_find_property(np, "linux,gpio-keymap", &proplen)) {
pdata->t19_num_keys = proplen / sizeof(u32);
keymap = devm_kzalloc(&client->dev,
@@ -2397,18 +2437,17 @@
if (!keymap)
return ERR_PTR(-ENOMEM);
- for (i = 0; i < pdata->t19_num_keys; i++) {
- ret = of_property_read_u32_index(client->dev.of_node,
- "linux,gpio-keymap", i, &keycode);
- if (ret)
- keycode = KEY_RESERVED;
-
- keymap[i] = keycode;
- }
+ ret = of_property_read_u32_array(np, "linux,gpio-keymap",
+ keymap, pdata->t19_num_keys);
+ if (ret)
+ dev_warn(&client->dev,
+ "Couldn't read linux,gpio-keymap: %d\n", ret);
pdata->t19_keymap = keymap;
}
+ pdata->suspend_mode = MXT_SUSPEND_DEEP_SLEEP;
+
return pdata;
}
#else
@@ -2609,6 +2648,9 @@
struct mxt_data *data = i2c_get_clientdata(client);
struct input_dev *input_dev = data->input_dev;
+ if (!input_dev)
+ return 0;
+
mutex_lock(&input_dev->mutex);
if (input_dev->users)
@@ -2625,7 +2667,8 @@
struct mxt_data *data = i2c_get_clientdata(client);
struct input_dev *input_dev = data->input_dev;
- mxt_soft_reset(data);
+ if (!input_dev)
+ return 0;
mutex_lock(&input_dev->mutex);
@@ -2666,7 +2709,6 @@
static struct i2c_driver mxt_driver = {
.driver = {
.name = "atmel_mxt_ts",
- .owner = THIS_MODULE,
.of_match_table = of_match_ptr(mxt_of_match),
.acpi_match_table = ACPI_PTR(mxt_acpi_id),
.pm = &mxt_pm_ops,
diff --git a/drivers/input/touchscreen/auo-pixcir-ts.c b/drivers/input/touchscreen/auo-pixcir-ts.c
index 40e02dd..38c06f7 100644
--- a/drivers/input/touchscreen/auo-pixcir-ts.c
+++ b/drivers/input/touchscreen/auo-pixcir-ts.c
@@ -686,7 +686,6 @@
static struct i2c_driver auo_pixcir_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = "auo_pixcir_ts",
.pm = &auo_pixcir_pm_ops,
.of_match_table = of_match_ptr(auo_pixcir_ts_dt_idtable),
diff --git a/drivers/input/touchscreen/bu21013_ts.c b/drivers/input/touchscreen/bu21013_ts.c
index b9b5dda..931417e 100644
--- a/drivers/input/touchscreen/bu21013_ts.c
+++ b/drivers/input/touchscreen/bu21013_ts.c
@@ -716,7 +716,6 @@
static struct i2c_driver bu21013_driver = {
.driver = {
.name = DRIVER_TP,
- .owner = THIS_MODULE,
#ifdef CONFIG_PM
.pm = &bu21013_dev_pm_ops,
#endif
diff --git a/drivers/input/touchscreen/chipone_icn8318.c b/drivers/input/touchscreen/chipone_icn8318.c
index 32e9db0..22a6fea 100644
--- a/drivers/input/touchscreen/chipone_icn8318.c
+++ b/drivers/input/touchscreen/chipone_icn8318.c
@@ -300,7 +300,6 @@
static struct i2c_driver icn8318_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = "chipone_icn8318",
.pm = &icn8318_pm_ops,
.of_match_table = icn8318_of_match,
diff --git a/drivers/input/touchscreen/cy8ctmg110_ts.c b/drivers/input/touchscreen/cy8ctmg110_ts.c
index f2119ee..cc1d135 100644
--- a/drivers/input/touchscreen/cy8ctmg110_ts.c
+++ b/drivers/input/touchscreen/cy8ctmg110_ts.c
@@ -347,7 +347,6 @@
static struct i2c_driver cy8ctmg110_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = CY8CTMG110_DRIVER_NAME,
.pm = &cy8ctmg110_pm,
},
diff --git a/drivers/input/touchscreen/cyttsp4_i2c.c b/drivers/input/touchscreen/cyttsp4_i2c.c
index 8e2012c..9a323dd 100644
--- a/drivers/input/touchscreen/cyttsp4_i2c.c
+++ b/drivers/input/touchscreen/cyttsp4_i2c.c
@@ -74,7 +74,6 @@
static struct i2c_driver cyttsp4_i2c_driver = {
.driver = {
.name = CYTTSP4_I2C_NAME,
- .owner = THIS_MODULE,
.pm = &cyttsp4_pm_ops,
},
.probe = cyttsp4_i2c_probe,
diff --git a/drivers/input/touchscreen/cyttsp_i2c.c b/drivers/input/touchscreen/cyttsp_i2c.c
index 63104a8..519e2de 100644
--- a/drivers/input/touchscreen/cyttsp_i2c.c
+++ b/drivers/input/touchscreen/cyttsp_i2c.c
@@ -74,7 +74,6 @@
static struct i2c_driver cyttsp_i2c_driver = {
.driver = {
.name = CY_I2C_NAME,
- .owner = THIS_MODULE,
.pm = &cyttsp_pm_ops,
},
.probe = cyttsp_i2c_probe,
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index 394b1de..48de1e8 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -1041,7 +1041,7 @@
0, tsdata->num_y * 64 - 1, 0, 0);
if (!pdata)
- touchscreen_parse_of_params(input, true);
+ touchscreen_parse_properties(input, true);
error = input_mt_init_slots(input, MAX_SUPPORT_POINTS, INPUT_MT_DIRECT);
if (error) {
@@ -1134,7 +1134,6 @@
static struct i2c_driver edt_ft5x06_ts_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = "edt_ft5x06",
.of_match_table = of_match_ptr(edt_ft5x06_of_match),
.pm = &edt_ft5x06_ts_pm_ops,
diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c
index 4c56299..1afc08b 100644
--- a/drivers/input/touchscreen/egalax_ts.c
+++ b/drivers/input/touchscreen/egalax_ts.c
@@ -264,11 +264,11 @@
{ .compatible = "eeti,egalax_ts" },
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(of, egalax_ts_dt_ids);
static struct i2c_driver egalax_ts_driver = {
.driver = {
.name = "egalax_ts",
- .owner = THIS_MODULE,
.pm = &egalax_ts_pm_ops,
.of_match_table = egalax_ts_dt_ids,
},
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index 0efd766..ddac134 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -38,6 +38,8 @@
#include <linux/input/mt.h>
#include <linux/acpi.h>
#include <linux/of.h>
+#include <linux/gpio/consumer.h>
+#include <linux/regulator/consumer.h>
#include <asm/unaligned.h>
/* Device, Driver information */
@@ -102,6 +104,9 @@
/* calibration timeout definition */
#define ELAN_CALI_TIMEOUT_MSEC 10000
+#define ELAN_POWERON_DELAY_USEC 500
+#define ELAN_RESET_DELAY_MSEC 20
+
enum elants_state {
ELAN_STATE_NORMAL,
ELAN_WAIT_QUEUE_HEADER,
@@ -118,6 +123,10 @@
struct i2c_client *client;
struct input_dev *input;
+ struct regulator *vcc33;
+ struct regulator *vccio;
+ struct gpio_desc *reset_gpio;
+
u16 fw_version;
u8 test_version;
u8 solution_version;
@@ -141,6 +150,7 @@
u8 buf[MAX_PACKET_SIZE];
bool wake_irq_enabled;
+ bool keep_power_in_suspend;
};
static int elants_i2c_send(struct i2c_client *client,
@@ -605,6 +615,7 @@
const u8 enter_iap[] = { 0x45, 0x49, 0x41, 0x50 };
const u8 enter_iap2[] = { 0x54, 0x00, 0x12, 0x34 };
const u8 iap_ack[] = { 0x55, 0xaa, 0x33, 0xcc };
+ const u8 close_idle[] = {0x54, 0x2c, 0x01, 0x01};
u8 buf[HEADER_SIZE];
u16 send_id;
int page, n_fw_pages;
@@ -617,8 +628,13 @@
} else {
/* Start IAP Procedure */
dev_dbg(&client->dev, "Normal IAP procedure\n");
+ /* Close idle mode */
+ error = elants_i2c_send(client, close_idle, sizeof(close_idle));
+ if (error)
+ dev_err(&client->dev, "Failed close idle: %d\n", error);
+ msleep(60);
elants_i2c_sw_reset(client);
-
+ msleep(20);
error = elants_i2c_send(client, enter_iap, sizeof(enter_iap));
}
@@ -1052,6 +1068,67 @@
sysfs_remove_group(&ts->client->dev.kobj, &elants_attribute_group);
}
+static int elants_i2c_power_on(struct elants_data *ts)
+{
+ int error;
+
+ /*
+ * If we do not have reset gpio assume platform firmware
+ * controls regulators and does power them on for us.
+ */
+ if (IS_ERR_OR_NULL(ts->reset_gpio))
+ return 0;
+
+ gpiod_set_value_cansleep(ts->reset_gpio, 1);
+
+ error = regulator_enable(ts->vcc33);
+ if (error) {
+ dev_err(&ts->client->dev,
+ "failed to enable vcc33 regulator: %d\n",
+ error);
+ goto release_reset_gpio;
+ }
+
+ error = regulator_enable(ts->vccio);
+ if (error) {
+ dev_err(&ts->client->dev,
+ "failed to enable vccio regulator: %d\n",
+ error);
+ regulator_disable(ts->vcc33);
+ goto release_reset_gpio;
+ }
+
+ /*
+ * We need to wait a bit after powering on controller before
+ * we are allowed to release reset GPIO.
+ */
+ udelay(ELAN_POWERON_DELAY_USEC);
+
+release_reset_gpio:
+ gpiod_set_value_cansleep(ts->reset_gpio, 0);
+ if (error)
+ return error;
+
+ msleep(ELAN_RESET_DELAY_MSEC);
+
+ return 0;
+}
+
+static void elants_i2c_power_off(void *_data)
+{
+ struct elants_data *ts = _data;
+
+ if (!IS_ERR_OR_NULL(ts->reset_gpio)) {
+ /*
+ * Activate reset gpio to prevent leakage through the
+ * pin once we shut off power to the controller.
+ */
+ gpiod_set_value_cansleep(ts->reset_gpio, 1);
+ regulator_disable(ts->vccio);
+ regulator_disable(ts->vcc33);
+ }
+}
+
static int elants_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -1066,13 +1143,6 @@
return -ENXIO;
}
- /* Make sure there is something at this address */
- if (i2c_smbus_xfer(client->adapter, client->addr, 0,
- I2C_SMBUS_READ, 0, I2C_SMBUS_BYTE, &dummy) < 0) {
- dev_err(&client->dev, "nothing at this address\n");
- return -ENXIO;
- }
-
ts = devm_kzalloc(&client->dev, sizeof(struct elants_data), GFP_KERNEL);
if (!ts)
return -ENOMEM;
@@ -1083,6 +1153,62 @@
ts->client = client;
i2c_set_clientdata(client, ts);
+ ts->vcc33 = devm_regulator_get(&client->dev, "vcc33");
+ if (IS_ERR(ts->vcc33)) {
+ error = PTR_ERR(ts->vcc33);
+ if (error != -EPROBE_DEFER)
+ dev_err(&client->dev,
+ "Failed to get 'vcc33' regulator: %d\n",
+ error);
+ return error;
+ }
+
+ ts->vccio = devm_regulator_get(&client->dev, "vccio");
+ if (IS_ERR(ts->vccio)) {
+ error = PTR_ERR(ts->vccio);
+ if (error != -EPROBE_DEFER)
+ dev_err(&client->dev,
+ "Failed to get 'vccio' regulator: %d\n",
+ error);
+ return error;
+ }
+
+ ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_LOW);
+ if (IS_ERR(ts->reset_gpio)) {
+ error = PTR_ERR(ts->reset_gpio);
+
+ if (error == -EPROBE_DEFER)
+ return error;
+
+ if (error != -ENOENT && error != -ENOSYS) {
+ dev_err(&client->dev,
+ "failed to get reset gpio: %d\n",
+ error);
+ return error;
+ }
+
+ ts->keep_power_in_suspend = true;
+ }
+
+ error = elants_i2c_power_on(ts);
+ if (error)
+ return error;
+
+ error = devm_add_action(&client->dev, elants_i2c_power_off, ts);
+ if (error) {
+ dev_err(&client->dev,
+ "failed to install power off action: %d\n", error);
+ elants_i2c_power_off(ts);
+ return error;
+ }
+
+ /* Make sure there is something at this address */
+ if (i2c_smbus_xfer(client->adapter, client->addr, 0,
+ I2C_SMBUS_READ, 0, I2C_SMBUS_BYTE, &dummy) < 0) {
+ dev_err(&client->dev, "nothing at this address\n");
+ return -ENXIO;
+ }
+
error = elants_i2c_initialize(ts);
if (error) {
dev_err(&client->dev, "failed to initialize: %d\n", error);
@@ -1190,18 +1316,24 @@
disable_irq(client->irq);
- for (retry_cnt = 0; retry_cnt < MAX_RETRIES; retry_cnt++) {
- error = elants_i2c_send(client, set_sleep_cmd,
- sizeof(set_sleep_cmd));
- if (!error)
- break;
+ if (device_may_wakeup(dev) || ts->keep_power_in_suspend) {
+ for (retry_cnt = 0; retry_cnt < MAX_RETRIES; retry_cnt++) {
+ error = elants_i2c_send(client, set_sleep_cmd,
+ sizeof(set_sleep_cmd));
+ if (!error)
+ break;
- dev_err(&client->dev, "suspend command failed: %d\n", error);
+ dev_err(&client->dev,
+ "suspend command failed: %d\n", error);
+ }
+
+ if (device_may_wakeup(dev))
+ ts->wake_irq_enabled =
+ (enable_irq_wake(client->irq) == 0);
+ } else {
+ elants_i2c_power_off(ts);
}
- if (device_may_wakeup(dev))
- ts->wake_irq_enabled = (enable_irq_wake(client->irq) == 0);
-
return 0;
}
@@ -1216,13 +1348,19 @@
if (device_may_wakeup(dev) && ts->wake_irq_enabled)
disable_irq_wake(client->irq);
- for (retry_cnt = 0; retry_cnt < MAX_RETRIES; retry_cnt++) {
- error = elants_i2c_send(client, set_active_cmd,
- sizeof(set_active_cmd));
- if (!error)
- break;
+ if (ts->keep_power_in_suspend) {
+ for (retry_cnt = 0; retry_cnt < MAX_RETRIES; retry_cnt++) {
+ error = elants_i2c_send(client, set_active_cmd,
+ sizeof(set_active_cmd));
+ if (!error)
+ break;
- dev_err(&client->dev, "resume command failed: %d\n", error);
+ dev_err(&client->dev,
+ "resume command failed: %d\n", error);
+ }
+ } else {
+ elants_i2c_power_on(ts);
+ elants_i2c_initialize(ts);
}
ts->state = ELAN_STATE_NORMAL;
@@ -1261,10 +1399,10 @@
.id_table = elants_i2c_id,
.driver = {
.name = DEVICE_NAME,
- .owner = THIS_MODULE,
.pm = &elants_i2c_pm_ops,
.acpi_match_table = ACPI_PTR(elants_acpi_id),
.of_match_table = of_match_ptr(elants_of_match),
+ .probe_type = PROBE_PREFER_ASYNCHRONOUS,
},
};
module_i2c_driver(elants_i2c_driver);
diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index e36162b..4d113c9 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -420,6 +420,7 @@
{ "GDIX1001:00", 0 },
{ }
};
+MODULE_DEVICE_TABLE(i2c, goodix_ts_id);
#ifdef CONFIG_ACPI
static const struct acpi_device_id goodix_acpi_match[] = {
@@ -448,7 +449,6 @@
.id_table = goodix_ts_id,
.driver = {
.name = "Goodix-TS",
- .owner = THIS_MODULE,
.acpi_match_table = ACPI_PTR(goodix_acpi_match),
.of_match_table = of_match_ptr(goodix_of_match),
},
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index 586bee4..ddf694b 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -343,7 +343,6 @@
static struct i2c_driver ili210x_ts_driver = {
.driver = {
.name = "ili210x_i2c",
- .owner = THIS_MODULE,
.pm = &ili210x_i2c_pm,
},
.id_table = ili210x_i2c_id,
diff --git a/drivers/input/touchscreen/max11801_ts.c b/drivers/input/touchscreen/max11801_ts.c
index a68ec14..82079cd 100644
--- a/drivers/input/touchscreen/max11801_ts.c
+++ b/drivers/input/touchscreen/max11801_ts.c
@@ -229,7 +229,6 @@
static struct i2c_driver max11801_ts_driver = {
.driver = {
.name = "max11801_ts",
- .owner = THIS_MODULE,
},
.id_table = max11801_ts_id,
.probe = max11801_ts_probe,
diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c
index 67c0d31..7cce876 100644
--- a/drivers/input/touchscreen/mms114.c
+++ b/drivers/input/touchscreen/mms114.c
@@ -572,12 +572,12 @@
{ .compatible = "melfas,mms114" },
{ }
};
+MODULE_DEVICE_TABLE(of, mms114_dt_match);
#endif
static struct i2c_driver mms114_driver = {
.driver = {
.name = "mms114",
- .owner = THIS_MODULE,
.pm = &mms114_pm_ops,
.of_match_table = of_match_ptr(mms114_dt_match),
},
diff --git a/drivers/input/touchscreen/of_touchscreen.c b/drivers/input/touchscreen/of_touchscreen.c
index 806cd0a..bb6f2fe 100644
--- a/drivers/input/touchscreen/of_touchscreen.c
+++ b/drivers/input/touchscreen/of_touchscreen.c
@@ -9,12 +9,12 @@
*
*/
-#include <linux/of.h>
+#include <linux/property.h>
#include <linux/input.h>
#include <linux/input/mt.h>
#include <linux/input/touchscreen.h>
-static bool touchscreen_get_prop_u32(struct device_node *np,
+static bool touchscreen_get_prop_u32(struct device *dev,
const char *property,
unsigned int default_value,
unsigned int *value)
@@ -22,7 +22,7 @@
u32 val;
int error;
- error = of_property_read_u32(np, property, &val);
+ error = device_property_read_u32(dev, property, &val);
if (error) {
*value = default_value;
return false;
@@ -39,13 +39,9 @@
struct input_absinfo *absinfo;
if (!test_bit(axis, dev->absbit)) {
- /*
- * Emit a warning only if the axis is not a multitouch
- * axis, which might not be set by the driver.
- */
- if (!input_is_mt_axis(axis))
- dev_warn(&dev->dev,
- "DT specifies parameters but the axis is not set up\n");
+ dev_warn(&dev->dev,
+ "DT specifies parameters but the axis %lu is not set up\n",
+ axis);
return;
}
@@ -55,52 +51,58 @@
}
/**
- * touchscreen_parse_of_params - parse common touchscreen DT properties
- * @dev: device that should be parsed
+ * touchscreen_parse_properties - parse common touchscreen DT properties
+ * @input: input device that should be parsed
+ * @multitouch: specifies whether parsed properties should be applied to
+ * single-touch or multi-touch axes
*
* This function parses common DT properties for touchscreens and setups the
- * input device accordingly. The function keeps previously setuped default
+ * input device accordingly. The function keeps previously set up default
* values if no value is specified via DT.
*/
-void touchscreen_parse_of_params(struct input_dev *dev, bool multitouch)
+void touchscreen_parse_properties(struct input_dev *input, bool multitouch)
{
- struct device_node *np = dev->dev.parent->of_node;
+ struct device *dev = input->dev.parent;
unsigned int axis;
unsigned int maximum, fuzz;
bool data_present;
- input_alloc_absinfo(dev);
- if (!dev->absinfo)
+ input_alloc_absinfo(input);
+ if (!input->absinfo)
return;
axis = multitouch ? ABS_MT_POSITION_X : ABS_X;
- data_present = touchscreen_get_prop_u32(np, "touchscreen-size-x",
- input_abs_get_max(dev, axis),
+ data_present = touchscreen_get_prop_u32(dev, "touchscreen-size-x",
+ input_abs_get_max(input,
+ axis) + 1,
&maximum) |
- touchscreen_get_prop_u32(np, "touchscreen-fuzz-x",
- input_abs_get_fuzz(dev, axis),
+ touchscreen_get_prop_u32(dev, "touchscreen-fuzz-x",
+ input_abs_get_fuzz(input, axis),
&fuzz);
if (data_present)
- touchscreen_set_params(dev, axis, maximum, fuzz);
+ touchscreen_set_params(input, axis, maximum - 1, fuzz);
axis = multitouch ? ABS_MT_POSITION_Y : ABS_Y;
- data_present = touchscreen_get_prop_u32(np, "touchscreen-size-y",
- input_abs_get_max(dev, axis),
+ data_present = touchscreen_get_prop_u32(dev, "touchscreen-size-y",
+ input_abs_get_max(input,
+ axis) + 1,
&maximum) |
- touchscreen_get_prop_u32(np, "touchscreen-fuzz-y",
- input_abs_get_fuzz(dev, axis),
+ touchscreen_get_prop_u32(dev, "touchscreen-fuzz-y",
+ input_abs_get_fuzz(input, axis),
&fuzz);
if (data_present)
- touchscreen_set_params(dev, axis, maximum, fuzz);
+ touchscreen_set_params(input, axis, maximum - 1, fuzz);
axis = multitouch ? ABS_MT_PRESSURE : ABS_PRESSURE;
- data_present = touchscreen_get_prop_u32(np, "touchscreen-max-pressure",
- input_abs_get_max(dev, axis),
+ data_present = touchscreen_get_prop_u32(dev,
+ "touchscreen-max-pressure",
+ input_abs_get_max(input, axis),
&maximum) |
- touchscreen_get_prop_u32(np, "touchscreen-fuzz-pressure",
- input_abs_get_fuzz(dev, axis),
+ touchscreen_get_prop_u32(dev,
+ "touchscreen-fuzz-pressure",
+ input_abs_get_fuzz(input, axis),
&fuzz);
if (data_present)
- touchscreen_set_params(dev, axis, maximum, fuzz);
+ touchscreen_set_params(input, axis, maximum, fuzz);
}
-EXPORT_SYMBOL(touchscreen_parse_of_params);
+EXPORT_SYMBOL(touchscreen_parse_properties);
diff --git a/drivers/input/touchscreen/pixcir_i2c_ts.c b/drivers/input/touchscreen/pixcir_i2c_ts.c
index 8f3e243..9162172 100644
--- a/drivers/input/touchscreen/pixcir_i2c_ts.c
+++ b/drivers/input/touchscreen/pixcir_i2c_ts.c
@@ -24,20 +24,23 @@
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/input/mt.h>
-#include <linux/input/pixcir_ts.h>
+#include <linux/input/touchscreen.h>
#include <linux/gpio.h>
-#include <linux/of.h>
-#include <linux/of_gpio.h>
+#include <linux/gpio/consumer.h>
+/*#include <linux/of.h>*/
#include <linux/of_device.h>
+#include <linux/platform_data/pixcir_i2c_ts.h>
#define PIXCIR_MAX_SLOTS 5 /* Max fingers supported by driver */
struct pixcir_i2c_ts_data {
struct i2c_client *client;
struct input_dev *input;
- const struct pixcir_ts_platform_data *pdata;
- bool running;
+ struct gpio_desc *gpio_attb;
+ struct gpio_desc *gpio_reset;
+ const struct pixcir_i2c_chip_data *chip;
int max_fingers; /* Max fingers supported in this instance */
+ bool running;
};
struct pixcir_touch {
@@ -60,7 +63,7 @@
u8 touch;
int ret, i;
int readsize;
- const struct pixcir_i2c_chip_data *chip = &tsdata->pdata->chip;
+ const struct pixcir_i2c_chip_data *chip = tsdata->chip;
memset(report, 0, sizeof(struct pixcir_report_data));
@@ -113,13 +116,13 @@
struct pixcir_touch *touch;
int n, i, slot;
struct device *dev = &ts->client->dev;
- const struct pixcir_i2c_chip_data *chip = &ts->pdata->chip;
+ const struct pixcir_i2c_chip_data *chip = ts->chip;
n = report->num_touches;
if (n > PIXCIR_MAX_SLOTS)
n = PIXCIR_MAX_SLOTS;
- if (!chip->has_hw_ids) {
+ if (!ts->chip->has_hw_ids) {
for (i = 0; i < n; i++) {
touch = &report->touches[i];
pos[i].x = touch->x;
@@ -161,7 +164,6 @@
static irqreturn_t pixcir_ts_isr(int irq, void *dev_id)
{
struct pixcir_i2c_ts_data *tsdata = dev_id;
- const struct pixcir_ts_platform_data *pdata = tsdata->pdata;
struct pixcir_report_data report;
while (tsdata->running) {
@@ -171,7 +173,7 @@
/* report it */
pixcir_ts_report(tsdata, &report);
- if (gpio_get_value(pdata->gpio_attb)) {
+ if (gpiod_get_value_cansleep(tsdata->gpio_attb)) {
if (report.num_touches) {
/*
* Last report with no finger up?
@@ -189,6 +191,17 @@
return IRQ_HANDLED;
}
+static void pixcir_reset(struct pixcir_i2c_ts_data *tsdata)
+{
+ if (!IS_ERR_OR_NULL(tsdata->gpio_reset)) {
+ gpiod_set_value_cansleep(tsdata->gpio_reset, 1);
+ ndelay(100); /* datasheet section 1.2.3 says 80ns min. */
+ gpiod_set_value_cansleep(tsdata->gpio_reset, 0);
+ /* wait for controller ready. 100ms guess. */
+ msleep(100);
+ }
+}
+
static int pixcir_set_power_mode(struct pixcir_i2c_ts_data *ts,
enum pixcir_power_mode mode)
{
@@ -411,85 +424,59 @@
#ifdef CONFIG_OF
static const struct of_device_id pixcir_of_match[];
-static struct pixcir_ts_platform_data *pixcir_parse_dt(struct device *dev)
+static int pixcir_parse_dt(struct device *dev,
+ struct pixcir_i2c_ts_data *tsdata)
{
- struct pixcir_ts_platform_data *pdata;
- struct device_node *np = dev->of_node;
const struct of_device_id *match;
match = of_match_device(of_match_ptr(pixcir_of_match), dev);
if (!match)
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
- pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
- if (!pdata)
- return ERR_PTR(-ENOMEM);
+ tsdata->chip = (const struct pixcir_i2c_chip_data *)match->data;
+ if (!tsdata->chip)
+ return -EINVAL;
- pdata->chip = *(const struct pixcir_i2c_chip_data *)match->data;
-
- pdata->gpio_attb = of_get_named_gpio(np, "attb-gpio", 0);
- /* gpio_attb validity is checked in probe */
-
- if (of_property_read_u32(np, "touchscreen-size-x", &pdata->x_max)) {
- dev_err(dev, "Failed to get touchscreen-size-x property\n");
- return ERR_PTR(-EINVAL);
- }
- pdata->x_max -= 1;
-
- if (of_property_read_u32(np, "touchscreen-size-y", &pdata->y_max)) {
- dev_err(dev, "Failed to get touchscreen-size-y property\n");
- return ERR_PTR(-EINVAL);
- }
- pdata->y_max -= 1;
-
- dev_dbg(dev, "%s: x %d, y %d, gpio %d\n", __func__,
- pdata->x_max + 1, pdata->y_max + 1, pdata->gpio_attb);
-
- return pdata;
+ return 0;
}
#else
-static struct pixcir_ts_platform_data *pixcir_parse_dt(struct device *dev)
+static int pixcir_parse_dt(struct device *dev,
+ struct pixcir_i2c_ts_data *tsdata)
{
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
}
#endif
static int pixcir_i2c_ts_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+ const struct i2c_device_id *id)
{
const struct pixcir_ts_platform_data *pdata =
dev_get_platdata(&client->dev);
struct device *dev = &client->dev;
- struct device_node *np = dev->of_node;
struct pixcir_i2c_ts_data *tsdata;
struct input_dev *input;
int error;
- if (np && !pdata) {
- pdata = pixcir_parse_dt(dev);
- if (IS_ERR(pdata))
- return PTR_ERR(pdata);
- }
+ tsdata = devm_kzalloc(dev, sizeof(*tsdata), GFP_KERNEL);
+ if (!tsdata)
+ return -ENOMEM;
- if (!pdata) {
+ if (pdata) {
+ tsdata->chip = &pdata->chip;
+ } else if (dev->of_node) {
+ error = pixcir_parse_dt(dev, tsdata);
+ if (error)
+ return error;
+ } else {
dev_err(&client->dev, "platform data not defined\n");
return -EINVAL;
}
- if (!gpio_is_valid(pdata->gpio_attb)) {
- dev_err(dev, "Invalid gpio_attb in pdata\n");
+ if (!tsdata->chip->max_fingers) {
+ dev_err(dev, "Invalid max_fingers in chip data\n");
return -EINVAL;
}
- if (!pdata->chip.max_fingers) {
- dev_err(dev, "Invalid max_fingers in pdata\n");
- return -EINVAL;
- }
-
- tsdata = devm_kzalloc(dev, sizeof(*tsdata), GFP_KERNEL);
- if (!tsdata)
- return -ENOMEM;
-
input = devm_input_allocate_device(dev);
if (!input) {
dev_err(dev, "Failed to allocate input device\n");
@@ -498,7 +485,6 @@
tsdata->client = client;
tsdata->input = input;
- tsdata->pdata = pdata;
input->name = client->name;
input->id.bustype = BUS_I2C;
@@ -506,15 +492,21 @@
input->close = pixcir_input_close;
input->dev.parent = &client->dev;
- __set_bit(EV_KEY, input->evbit);
- __set_bit(EV_ABS, input->evbit);
- __set_bit(BTN_TOUCH, input->keybit);
- input_set_abs_params(input, ABS_X, 0, pdata->x_max, 0, 0);
- input_set_abs_params(input, ABS_Y, 0, pdata->y_max, 0, 0);
- input_set_abs_params(input, ABS_MT_POSITION_X, 0, pdata->x_max, 0, 0);
- input_set_abs_params(input, ABS_MT_POSITION_Y, 0, pdata->y_max, 0, 0);
+ if (pdata) {
+ input_set_abs_params(input, ABS_MT_POSITION_X, 0, pdata->x_max, 0, 0);
+ input_set_abs_params(input, ABS_MT_POSITION_Y, 0, pdata->y_max, 0, 0);
+ } else {
+ input_set_capability(input, EV_ABS, ABS_MT_POSITION_X);
+ input_set_capability(input, EV_ABS, ABS_MT_POSITION_Y);
+ touchscreen_parse_properties(input, true);
+ if (!input_abs_get_max(input, ABS_MT_POSITION_X) ||
+ !input_abs_get_max(input, ABS_MT_POSITION_Y)) {
+ dev_err(dev, "Touchscreen size is not specified\n");
+ return -EINVAL;
+ }
+ }
- tsdata->max_fingers = tsdata->pdata->chip.max_fingers;
+ tsdata->max_fingers = tsdata->chip->max_fingers;
if (tsdata->max_fingers > PIXCIR_MAX_SLOTS) {
tsdata->max_fingers = PIXCIR_MAX_SLOTS;
dev_info(dev, "Limiting maximum fingers to %d\n",
@@ -530,10 +522,18 @@
input_set_drvdata(input, tsdata);
- error = devm_gpio_request_one(dev, pdata->gpio_attb,
- GPIOF_DIR_IN, "pixcir_i2c_attb");
- if (error) {
- dev_err(dev, "Failed to request ATTB gpio\n");
+ tsdata->gpio_attb = devm_gpiod_get(dev, "attb", GPIOD_IN);
+ if (IS_ERR(tsdata->gpio_attb)) {
+ error = PTR_ERR(tsdata->gpio_attb);
+ dev_err(dev, "Failed to request ATTB gpio: %d\n", error);
+ return error;
+ }
+
+ tsdata->gpio_reset = devm_gpiod_get_optional(dev, "reset",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(tsdata->gpio_reset)) {
+ error = PTR_ERR(tsdata->gpio_reset);
+ dev_err(dev, "Failed to request RESET gpio: %d\n", error);
return error;
}
@@ -545,6 +545,8 @@
return error;
}
+ pixcir_reset(tsdata);
+
/* Always be in IDLE mode to save power, device supports auto wake */
error = pixcir_set_power_mode(tsdata, PIXCIR_POWER_IDLE);
if (error) {
@@ -602,7 +604,6 @@
static struct i2c_driver pixcir_i2c_ts_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = "pixcir_ts",
.pm = &pixcir_dev_pm_ops,
.of_match_table = of_match_ptr(pixcir_of_match),
diff --git a/drivers/input/touchscreen/st1232.c b/drivers/input/touchscreen/st1232.c
index 697e26e..e943678 100644
--- a/drivers/input/touchscreen/st1232.c
+++ b/drivers/input/touchscreen/st1232.c
@@ -296,7 +296,6 @@
.id_table = st1232_ts_id,
.driver = {
.name = ST1232_TS_NAME,
- .owner = THIS_MODULE,
.of_match_table = of_match_ptr(st1232_ts_dt_ids),
.pm = &st1232_ts_pm_ops,
},
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index 8be7b9b..3f11763 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -581,6 +581,7 @@
sur40->alloc_ctx = vb2_dma_sg_init_ctx(sur40->dev);
if (IS_ERR(sur40->alloc_ctx)) {
dev_err(sur40->dev, "Can't allocate buffer context");
+ error = PTR_ERR(sur40->alloc_ctx);
goto err_unreg_v4l2;
}
diff --git a/drivers/input/touchscreen/tsc2005.c b/drivers/input/touchscreen/tsc2005.c
index d8c025b..0f65d02 100644
--- a/drivers/input/touchscreen/tsc2005.c
+++ b/drivers/input/touchscreen/tsc2005.c
@@ -30,10 +30,11 @@
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/of.h>
-#include <linux/of_gpio.h>
#include <linux/spi/spi.h>
#include <linux/spi/tsc2005.h>
#include <linux/regulator/consumer.h>
+#include <linux/regmap.h>
+#include <linux/gpio/consumer.h>
/*
* The touchscreen interface operates as follows:
@@ -61,16 +62,24 @@
#define TSC2005_CMD_12BIT 0x04
/* control byte 0 */
-#define TSC2005_REG_READ 0x0001
-#define TSC2005_REG_PND0 0x0002
-#define TSC2005_REG_X 0x0000
-#define TSC2005_REG_Y 0x0008
-#define TSC2005_REG_Z1 0x0010
-#define TSC2005_REG_Z2 0x0018
-#define TSC2005_REG_TEMP_HIGH 0x0050
-#define TSC2005_REG_CFR0 0x0060
-#define TSC2005_REG_CFR1 0x0068
-#define TSC2005_REG_CFR2 0x0070
+#define TSC2005_REG_READ 0x01 /* R/W access */
+#define TSC2005_REG_PND0 0x02 /* Power Not Down Control */
+#define TSC2005_REG_X (0x0 << 3)
+#define TSC2005_REG_Y (0x1 << 3)
+#define TSC2005_REG_Z1 (0x2 << 3)
+#define TSC2005_REG_Z2 (0x3 << 3)
+#define TSC2005_REG_AUX (0x4 << 3)
+#define TSC2005_REG_TEMP1 (0x5 << 3)
+#define TSC2005_REG_TEMP2 (0x6 << 3)
+#define TSC2005_REG_STATUS (0x7 << 3)
+#define TSC2005_REG_AUX_HIGH (0x8 << 3)
+#define TSC2005_REG_AUX_LOW (0x9 << 3)
+#define TSC2005_REG_TEMP_HIGH (0xA << 3)
+#define TSC2005_REG_TEMP_LOW (0xB << 3)
+#define TSC2005_REG_CFR0 (0xC << 3)
+#define TSC2005_REG_CFR1 (0xD << 3)
+#define TSC2005_REG_CFR2 (0xE << 3)
+#define TSC2005_REG_CONV_FUNC (0xF << 3)
/* configuration register 0 */
#define TSC2005_CFR0_PRECHARGE_276US 0x0040
@@ -112,20 +121,37 @@
#define TSC2005_SPI_MAX_SPEED_HZ 10000000
#define TSC2005_PENUP_TIME_MS 40
-struct tsc2005_spi_rd {
- struct spi_transfer spi_xfer;
- u32 spi_tx;
- u32 spi_rx;
+static const struct regmap_range tsc2005_writable_ranges[] = {
+ regmap_reg_range(TSC2005_REG_AUX_HIGH, TSC2005_REG_CFR2),
};
+static const struct regmap_access_table tsc2005_writable_table = {
+ .yes_ranges = tsc2005_writable_ranges,
+ .n_yes_ranges = ARRAY_SIZE(tsc2005_writable_ranges),
+};
+
+static struct regmap_config tsc2005_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 16,
+ .reg_stride = 0x08,
+ .max_register = 0x78,
+ .read_flag_mask = TSC2005_REG_READ,
+ .write_flag_mask = TSC2005_REG_PND0,
+ .wr_table = &tsc2005_writable_table,
+ .use_single_rw = true,
+};
+
+struct tsc2005_data {
+ u16 x;
+ u16 y;
+ u16 z1;
+ u16 z2;
+} __packed;
+#define TSC2005_DATA_REGS 4
+
struct tsc2005 {
struct spi_device *spi;
-
- struct spi_message spi_read_msg;
- struct tsc2005_spi_rd spi_x;
- struct tsc2005_spi_rd spi_y;
- struct tsc2005_spi_rd spi_z1;
- struct tsc2005_spi_rd spi_z2;
+ struct regmap *regmap;
struct input_dev *idev;
char phys[32];
@@ -154,7 +180,7 @@
struct regulator *vio;
- int reset_gpio;
+ struct gpio_desc *reset_gpio;
void (*set_reset)(bool enable);
};
@@ -182,62 +208,6 @@
return 0;
}
-static int tsc2005_write(struct tsc2005 *ts, u8 reg, u16 value)
-{
- u32 tx = ((reg | TSC2005_REG_PND0) << 16) | value;
- struct spi_transfer xfer = {
- .tx_buf = &tx,
- .len = 4,
- .bits_per_word = 24,
- };
- struct spi_message msg;
- int error;
-
- spi_message_init(&msg);
- spi_message_add_tail(&xfer, &msg);
-
- error = spi_sync(ts->spi, &msg);
- if (error) {
- dev_err(&ts->spi->dev,
- "%s: failed, register: %x, value: %x, error: %d\n",
- __func__, reg, value, error);
- return error;
- }
-
- return 0;
-}
-
-static void tsc2005_setup_read(struct tsc2005_spi_rd *rd, u8 reg, bool last)
-{
- memset(rd, 0, sizeof(*rd));
-
- rd->spi_tx = (reg | TSC2005_REG_READ) << 16;
- rd->spi_xfer.tx_buf = &rd->spi_tx;
- rd->spi_xfer.rx_buf = &rd->spi_rx;
- rd->spi_xfer.len = 4;
- rd->spi_xfer.bits_per_word = 24;
- rd->spi_xfer.cs_change = !last;
-}
-
-static int tsc2005_read(struct tsc2005 *ts, u8 reg, u16 *value)
-{
- struct tsc2005_spi_rd spi_rd;
- struct spi_message msg;
- int error;
-
- tsc2005_setup_read(&spi_rd, reg, true);
-
- spi_message_init(&msg);
- spi_message_add_tail(&spi_rd.spi_xfer, &msg);
-
- error = spi_sync(ts->spi, &msg);
- if (error)
- return error;
-
- *value = spi_rd.spi_rx;
- return 0;
-}
-
static void tsc2005_update_pen_state(struct tsc2005 *ts,
int x, int y, int pressure)
{
@@ -266,26 +236,23 @@
struct tsc2005 *ts = _ts;
unsigned long flags;
unsigned int pressure;
- u32 x, y;
- u32 z1, z2;
+ struct tsc2005_data tsdata;
int error;
/* read the coordinates */
- error = spi_sync(ts->spi, &ts->spi_read_msg);
+ error = regmap_bulk_read(ts->regmap, TSC2005_REG_X, &tsdata,
+ TSC2005_DATA_REGS);
if (unlikely(error))
goto out;
- x = ts->spi_x.spi_rx;
- y = ts->spi_y.spi_rx;
- z1 = ts->spi_z1.spi_rx;
- z2 = ts->spi_z2.spi_rx;
-
/* validate position */
- if (unlikely(x > MAX_12BIT || y > MAX_12BIT))
+ if (unlikely(tsdata.x > MAX_12BIT || tsdata.y > MAX_12BIT))
goto out;
/* Skip reading if the pressure components are out of range */
- if (unlikely(z1 == 0 || z2 > MAX_12BIT || z1 >= z2))
+ if (unlikely(tsdata.z1 == 0 || tsdata.z2 > MAX_12BIT))
+ goto out;
+ if (unlikely(tsdata.z1 >= tsdata.z2))
goto out;
/*
@@ -293,8 +260,8 @@
* the value before pen-up - that implies SPI fed us stale data
*/
if (!ts->pen_down &&
- ts->in_x == x && ts->in_y == y &&
- ts->in_z1 == z1 && ts->in_z2 == z2) {
+ ts->in_x == tsdata.x && ts->in_y == tsdata.y &&
+ ts->in_z1 == tsdata.z1 && ts->in_z2 == tsdata.z2) {
goto out;
}
@@ -302,20 +269,20 @@
* At this point we are happy we have a valid and useful reading.
* Remember it for later comparisons. We may now begin downsampling.
*/
- ts->in_x = x;
- ts->in_y = y;
- ts->in_z1 = z1;
- ts->in_z2 = z2;
+ ts->in_x = tsdata.x;
+ ts->in_y = tsdata.y;
+ ts->in_z1 = tsdata.z1;
+ ts->in_z2 = tsdata.z2;
/* Compute touch pressure resistance using equation #1 */
- pressure = x * (z2 - z1) / z1;
+ pressure = tsdata.x * (tsdata.z2 - tsdata.z1) / tsdata.z1;
pressure = pressure * ts->x_plate_ohm / 4096;
if (unlikely(pressure > MAX_12BIT))
goto out;
spin_lock_irqsave(&ts->lock, flags);
- tsc2005_update_pen_state(ts, x, y, pressure);
+ tsc2005_update_pen_state(ts, tsdata.x, tsdata.y, pressure);
mod_timer(&ts->penup_timer,
jiffies + msecs_to_jiffies(TSC2005_PENUP_TIME_MS));
@@ -338,9 +305,9 @@
static void tsc2005_start_scan(struct tsc2005 *ts)
{
- tsc2005_write(ts, TSC2005_REG_CFR0, TSC2005_CFR0_INITVALUE);
- tsc2005_write(ts, TSC2005_REG_CFR1, TSC2005_CFR1_INITVALUE);
- tsc2005_write(ts, TSC2005_REG_CFR2, TSC2005_CFR2_INITVALUE);
+ regmap_write(ts->regmap, TSC2005_REG_CFR0, TSC2005_CFR0_INITVALUE);
+ regmap_write(ts->regmap, TSC2005_REG_CFR1, TSC2005_CFR1_INITVALUE);
+ regmap_write(ts->regmap, TSC2005_REG_CFR2, TSC2005_CFR2_INITVALUE);
tsc2005_cmd(ts, TSC2005_CMD_NORMAL);
}
@@ -351,8 +318,8 @@
static void tsc2005_set_reset(struct tsc2005 *ts, bool enable)
{
- if (ts->reset_gpio >= 0)
- gpio_set_value(ts->reset_gpio, enable);
+ if (ts->reset_gpio)
+ gpiod_set_value_cansleep(ts->reset_gpio, enable);
else if (ts->set_reset)
ts->set_reset(enable);
}
@@ -388,11 +355,10 @@
struct device_attribute *attr,
char *buf)
{
- struct spi_device *spi = to_spi_device(dev);
- struct tsc2005 *ts = spi_get_drvdata(spi);
- u16 temp_high;
- u16 temp_high_orig;
- u16 temp_high_test;
+ struct tsc2005 *ts = dev_get_drvdata(dev);
+ unsigned int temp_high;
+ unsigned int temp_high_orig;
+ unsigned int temp_high_test;
bool success = true;
int error;
@@ -403,7 +369,7 @@
*/
__tsc2005_disable(ts);
- error = tsc2005_read(ts, TSC2005_REG_TEMP_HIGH, &temp_high_orig);
+ error = regmap_read(ts->regmap, TSC2005_REG_TEMP_HIGH, &temp_high_orig);
if (error) {
dev_warn(dev, "selftest failed: read error %d\n", error);
success = false;
@@ -412,14 +378,14 @@
temp_high_test = (temp_high_orig - 1) & MAX_12BIT;
- error = tsc2005_write(ts, TSC2005_REG_TEMP_HIGH, temp_high_test);
+ error = regmap_write(ts->regmap, TSC2005_REG_TEMP_HIGH, temp_high_test);
if (error) {
dev_warn(dev, "selftest failed: write error %d\n", error);
success = false;
goto out;
}
- error = tsc2005_read(ts, TSC2005_REG_TEMP_HIGH, &temp_high);
+ error = regmap_read(ts->regmap, TSC2005_REG_TEMP_HIGH, &temp_high);
if (error) {
dev_warn(dev, "selftest failed: read error %d after write\n",
error);
@@ -442,7 +408,7 @@
goto out;
/* test that the reset really happened */
- error = tsc2005_read(ts, TSC2005_REG_TEMP_HIGH, &temp_high);
+ error = regmap_read(ts->regmap, TSC2005_REG_TEMP_HIGH, &temp_high);
if (error) {
dev_warn(dev, "selftest failed: read error %d after reset\n",
error);
@@ -474,8 +440,7 @@
struct attribute *attr, int n)
{
struct device *dev = container_of(kobj, struct device, kobj);
- struct spi_device *spi = to_spi_device(dev);
- struct tsc2005 *ts = spi_get_drvdata(spi);
+ struct tsc2005 *ts = dev_get_drvdata(dev);
umode_t mode = attr->mode;
if (attr == &dev_attr_selftest.attr) {
@@ -495,7 +460,7 @@
{
struct tsc2005 *ts = container_of(work, struct tsc2005, esd_work.work);
int error;
- u16 r;
+ unsigned int r;
if (!mutex_trylock(&ts->mutex)) {
/*
@@ -511,7 +476,7 @@
goto out;
/* We should be able to read register without disabling interrupts. */
- error = tsc2005_read(ts, TSC2005_REG_CFR0, &r);
+ error = regmap_read(ts->regmap, TSC2005_REG_CFR0, &r);
if (!error &&
!((r ^ TSC2005_CFR0_INITVALUE) & TSC2005_CFR0_RW_MASK)) {
goto out;
@@ -575,20 +540,6 @@
mutex_unlock(&ts->mutex);
}
-static void tsc2005_setup_spi_xfer(struct tsc2005 *ts)
-{
- tsc2005_setup_read(&ts->spi_x, TSC2005_REG_X, false);
- tsc2005_setup_read(&ts->spi_y, TSC2005_REG_Y, false);
- tsc2005_setup_read(&ts->spi_z1, TSC2005_REG_Z1, false);
- tsc2005_setup_read(&ts->spi_z2, TSC2005_REG_Z2, true);
-
- spi_message_init(&ts->spi_read_msg);
- spi_message_add_tail(&ts->spi_x.spi_xfer, &ts->spi_read_msg);
- spi_message_add_tail(&ts->spi_y.spi_xfer, &ts->spi_read_msg);
- spi_message_add_tail(&ts->spi_z1.spi_xfer, &ts->spi_read_msg);
- spi_message_add_tail(&ts->spi_z2.spi_xfer, &ts->spi_read_msg);
-}
-
static int tsc2005_probe(struct spi_device *spi)
{
const struct tsc2005_platform_data *pdata = dev_get_platdata(&spi->dev);
@@ -653,38 +604,31 @@
ts->spi = spi;
ts->idev = input_dev;
+ ts->regmap = devm_regmap_init_spi(spi, &tsc2005_regmap_config);
+ if (IS_ERR(ts->regmap))
+ return PTR_ERR(ts->regmap);
+
ts->x_plate_ohm = x_plate_ohm;
ts->esd_timeout = esd_timeout;
- if (np) {
- ts->reset_gpio = of_get_named_gpio(np, "reset-gpios", 0);
- if (ts->reset_gpio == -EPROBE_DEFER)
- return ts->reset_gpio;
- if (ts->reset_gpio < 0) {
- dev_err(&spi->dev, "error acquiring reset gpio: %d\n",
- ts->reset_gpio);
- return ts->reset_gpio;
- }
-
- error = devm_gpio_request_one(&spi->dev, ts->reset_gpio, 0,
- "reset-gpios");
- if (error) {
- dev_err(&spi->dev, "error requesting reset gpio: %d\n",
- error);
- return error;
- }
-
- ts->vio = devm_regulator_get(&spi->dev, "vio");
- if (IS_ERR(ts->vio)) {
- error = PTR_ERR(ts->vio);
- dev_err(&spi->dev, "vio regulator missing (%d)", error);
- return error;
- }
- } else {
- ts->reset_gpio = -1;
- ts->set_reset = pdata->set_reset;
+ ts->reset_gpio = devm_gpiod_get_optional(&spi->dev, "reset",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(ts->reset_gpio)) {
+ error = PTR_ERR(ts->reset_gpio);
+ dev_err(&spi->dev, "error acquiring reset gpio: %d\n", error);
+ return error;
}
+ ts->vio = devm_regulator_get_optional(&spi->dev, "vio");
+ if (IS_ERR(ts->vio)) {
+ error = PTR_ERR(ts->vio);
+ dev_err(&spi->dev, "vio regulator missing (%d)", error);
+ return error;
+ }
+
+ if (!ts->reset_gpio && pdata)
+ ts->set_reset = pdata->set_reset;
+
mutex_init(&ts->mutex);
spin_lock_init(&ts->lock);
@@ -692,8 +636,6 @@
INIT_DELAYED_WORK(&ts->esd_work, tsc2005_esd_work);
- tsc2005_setup_spi_xfer(ts);
-
snprintf(ts->phys, sizeof(ts->phys),
"%s/input-ts", dev_name(&spi->dev));
@@ -709,7 +651,7 @@
input_set_abs_params(input_dev, ABS_PRESSURE, 0, max_p, fudge_p, 0);
if (np)
- touchscreen_parse_of_params(input_dev, false);
+ touchscreen_parse_properties(input_dev, false);
input_dev->open = tsc2005_open;
input_dev->close = tsc2005_close;
@@ -735,7 +677,7 @@
return error;
}
- spi_set_drvdata(spi, ts);
+ dev_set_drvdata(&spi->dev, ts);
error = sysfs_create_group(&spi->dev.kobj, &tsc2005_attr_group);
if (error) {
dev_err(&spi->dev,
@@ -763,7 +705,7 @@
static int tsc2005_remove(struct spi_device *spi)
{
- struct tsc2005 *ts = spi_get_drvdata(spi);
+ struct tsc2005 *ts = dev_get_drvdata(&spi->dev);
sysfs_remove_group(&spi->dev.kobj, &tsc2005_attr_group);
@@ -775,8 +717,7 @@
static int __maybe_unused tsc2005_suspend(struct device *dev)
{
- struct spi_device *spi = to_spi_device(dev);
- struct tsc2005 *ts = spi_get_drvdata(spi);
+ struct tsc2005 *ts = dev_get_drvdata(dev);
mutex_lock(&ts->mutex);
@@ -792,8 +733,7 @@
static int __maybe_unused tsc2005_resume(struct device *dev)
{
- struct spi_device *spi = to_spi_device(dev);
- struct tsc2005 *ts = spi_get_drvdata(spi);
+ struct tsc2005 *ts = dev_get_drvdata(dev);
mutex_lock(&ts->mutex);
diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c
index ccc8aa6..5d0cd51 100644
--- a/drivers/input/touchscreen/tsc2007.c
+++ b/drivers/input/touchscreen/tsc2007.c
@@ -482,7 +482,6 @@
static struct i2c_driver tsc2007_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = "tsc2007",
.of_match_table = of_match_ptr(tsc2007_of_match),
},
diff --git a/drivers/input/touchscreen/wacom_i2c.c b/drivers/input/touchscreen/wacom_i2c.c
index 32f8ac0..8d7a285 100644
--- a/drivers/input/touchscreen/wacom_i2c.c
+++ b/drivers/input/touchscreen/wacom_i2c.c
@@ -271,7 +271,6 @@
static struct i2c_driver wacom_i2c_driver = {
.driver = {
.name = "wacom_i2c",
- .owner = THIS_MODULE,
.pm = &wacom_i2c_pm,
},
diff --git a/drivers/input/touchscreen/wdt87xx_i2c.c b/drivers/input/touchscreen/wdt87xx_i2c.c
index fb92ae1..515c20a 100644
--- a/drivers/input/touchscreen/wdt87xx_i2c.c
+++ b/drivers/input/touchscreen/wdt87xx_i2c.c
@@ -23,7 +23,7 @@
#include <asm/unaligned.h>
#define WDT87XX_NAME "wdt87xx_i2c"
-#define WDT87XX_DRV_VER "0.9.6"
+#define WDT87XX_DRV_VER "0.9.7"
#define WDT87XX_FW_NAME "wdt87xx_fw.bin"
#define WDT87XX_CFG_NAME "wdt87xx_cfg.bin"
@@ -85,6 +85,11 @@
#define CTL_PARAM_OFFSET_PHY_H 24
#define CTL_PARAM_OFFSET_FACTOR 32
+/* The definition of the device descriptor */
+#define WDT_GD_DEVICE 1
+#define DEV_DESC_OFFSET_VID 8
+#define DEV_DESC_OFFSET_PID 10
+
/* Communication commands */
#define PACKET_SIZE 56
#define VND_REQ_READ 0x06
@@ -152,6 +157,7 @@
/* Controller requires minimum 300us between commands */
#define WDT_COMMAND_DELAY_MS 2
#define WDT_FLASH_WRITE_DELAY_MS 4
+#define WDT_FW_RESET_TIME 2500
struct wdt87xx_sys_param {
u16 fw_id;
@@ -165,6 +171,8 @@
u16 scaling_factor;
u32 max_x;
u32 max_y;
+ u16 vendor_id;
+ u16 product_id;
};
struct wdt87xx_data {
@@ -208,6 +216,32 @@
return 0;
}
+static int wdt87xx_get_desc(struct i2c_client *client, u8 desc_idx,
+ u8 *buf, size_t len)
+{
+ u8 tx_buf[] = { 0x22, 0x00, 0x10, 0x0E, 0x23, 0x00 };
+ int error;
+
+ tx_buf[2] |= desc_idx & 0xF;
+
+ error = wdt87xx_i2c_xfer(client, tx_buf, sizeof(tx_buf),
+ buf, len);
+ if (error) {
+ dev_err(&client->dev, "get desc failed: %d\n", error);
+ return error;
+ }
+
+ if (buf[0] != len) {
+ dev_err(&client->dev, "unexpected response to get desc: %d\n",
+ buf[0]);
+ return -EINVAL;
+ }
+
+ mdelay(WDT_COMMAND_DELAY_MS);
+
+ return 0;
+}
+
static int wdt87xx_get_string(struct i2c_client *client, u8 str_idx,
u8 *buf, size_t len)
{
@@ -373,7 +407,7 @@
}
/* Wait the device to be ready */
- msleep(200);
+ msleep(WDT_FW_RESET_TIME);
return 0;
}
@@ -403,6 +437,15 @@
u8 buf[PKT_READ_SIZE];
int error;
+ error = wdt87xx_get_desc(client, WDT_GD_DEVICE, buf, 18);
+ if (error) {
+ dev_err(&client->dev, "failed to get device desc\n");
+ return error;
+ }
+
+ param->vendor_id = get_unaligned_le16(buf + DEV_DESC_OFFSET_VID);
+ param->product_id = get_unaligned_le16(buf + DEV_DESC_OFFSET_PID);
+
error = wdt87xx_get_string(client, STRIDX_PARAMETERS, buf, 34);
if (error) {
dev_err(&client->dev, "failed to get parameters\n");
@@ -994,6 +1037,8 @@
input->name = "WDT87xx Touchscreen";
input->id.bustype = BUS_I2C;
+ input->id.vendor = wdt->param.vendor_id;
+ input->id.product = wdt->param.product_id;
input->phys = wdt->phys;
input_set_abs_params(input, ABS_MT_POSITION_X, 0,
diff --git a/drivers/input/touchscreen/zforce_ts.c b/drivers/input/touchscreen/zforce_ts.c
index f58a196..781d0f8 100644
--- a/drivers/input/touchscreen/zforce_ts.c
+++ b/drivers/input/touchscreen/zforce_ts.c
@@ -24,14 +24,13 @@
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/delay.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/device.h>
#include <linux/sysfs.h>
#include <linux/input/mt.h>
#include <linux/platform_data/zforce_ts.h>
#include <linux/regulator/consumer.h>
#include <linux/of.h>
-#include <linux/of_gpio.h>
#define WAIT_TIMEOUT msecs_to_jiffies(1000)
@@ -120,6 +119,9 @@
struct regulator *reg_vdd;
+ struct gpio_desc *gpio_int;
+ struct gpio_desc *gpio_rst;
+
bool suspending;
bool suspended;
bool boot_complete;
@@ -161,6 +163,16 @@
return 0;
}
+static void zforce_reset_assert(struct zforce_ts *ts)
+{
+ gpiod_set_value_cansleep(ts->gpio_rst, 1);
+}
+
+static void zforce_reset_deassert(struct zforce_ts *ts)
+{
+ gpiod_set_value_cansleep(ts->gpio_rst, 0);
+}
+
static int zforce_send_wait(struct zforce_ts *ts, const char *buf, int len)
{
struct i2c_client *client = ts->client;
@@ -479,7 +491,6 @@
{
struct zforce_ts *ts = dev_id;
struct i2c_client *client = ts->client;
- const struct zforce_ts_platdata *pdata = ts->pdata;
int ret;
u8 payload_buffer[FRAME_MAXSIZE];
u8 *payload;
@@ -499,7 +510,16 @@
if (!ts->suspending && device_may_wakeup(&client->dev))
pm_stay_awake(&client->dev);
- while (!gpio_get_value(pdata->gpio_int)) {
+ /*
+ * Run at least once and exit the loop if
+ * - the optional interrupt GPIO isn't specified
+ * (there is only one packet read per ISR invocation, then)
+ * or
+ * - the GPIO isn't active any more
+ * (packet read until the level GPIO indicates that there is
+ * no IRQ any more)
+ */
+ do {
ret = zforce_read_packet(ts, payload_buffer);
if (ret < 0) {
dev_err(&client->dev,
@@ -566,7 +586,7 @@
payload[RESPONSE_ID]);
break;
}
- }
+ } while (gpiod_get_value_cansleep(ts->gpio_int));
if (!ts->suspending && device_may_wakeup(&client->dev))
pm_relax(&client->dev);
@@ -690,7 +710,7 @@
{
struct zforce_ts *ts = data;
- gpio_set_value(ts->pdata->gpio_rst, 0);
+ zforce_reset_assert(ts);
udelay(10);
@@ -712,18 +732,6 @@
return ERR_PTR(-ENOMEM);
}
- pdata->gpio_int = of_get_gpio(np, 0);
- if (!gpio_is_valid(pdata->gpio_int)) {
- dev_err(dev, "failed to get interrupt gpio\n");
- return ERR_PTR(-EINVAL);
- }
-
- pdata->gpio_rst = of_get_gpio(np, 1);
- if (!gpio_is_valid(pdata->gpio_rst)) {
- dev_err(dev, "failed to get reset gpio\n");
- return ERR_PTR(-EINVAL);
- }
-
if (of_property_read_u32(np, "x-size", &pdata->x_max)) {
dev_err(dev, "failed to get x-size property\n");
return ERR_PTR(-EINVAL);
@@ -755,20 +763,49 @@
if (!ts)
return -ENOMEM;
- ret = devm_gpio_request_one(&client->dev, pdata->gpio_int, GPIOF_IN,
- "zforce_ts_int");
- if (ret) {
- dev_err(&client->dev, "request of gpio %d failed, %d\n",
- pdata->gpio_int, ret);
+ ts->gpio_rst = devm_gpiod_get_optional(&client->dev, "reset",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(ts->gpio_rst)) {
+ ret = PTR_ERR(ts->gpio_rst);
+ dev_err(&client->dev,
+ "failed to request reset GPIO: %d\n", ret);
return ret;
}
- ret = devm_gpio_request_one(&client->dev, pdata->gpio_rst,
- GPIOF_OUT_INIT_LOW, "zforce_ts_rst");
- if (ret) {
- dev_err(&client->dev, "request of gpio %d failed, %d\n",
- pdata->gpio_rst, ret);
- return ret;
+ if (ts->gpio_rst) {
+ ts->gpio_int = devm_gpiod_get_optional(&client->dev, "irq",
+ GPIOD_IN);
+ if (IS_ERR(ts->gpio_int)) {
+ ret = PTR_ERR(ts->gpio_int);
+ dev_err(&client->dev,
+ "failed to request interrupt GPIO: %d\n", ret);
+ return ret;
+ }
+ } else {
+ /*
+ * Deprecated GPIO handling for compatibility
+ * with legacy binding.
+ */
+
+ /* INT GPIO */
+ ts->gpio_int = devm_gpiod_get_index(&client->dev, NULL, 0,
+ GPIOD_IN);
+ if (IS_ERR(ts->gpio_int)) {
+ ret = PTR_ERR(ts->gpio_int);
+ dev_err(&client->dev,
+ "failed to request interrupt GPIO: %d\n", ret);
+ return ret;
+ }
+
+ /* RST GPIO */
+ ts->gpio_rst = devm_gpiod_get_index(&client->dev, NULL, 1,
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(ts->gpio_rst)) {
+ ret = PTR_ERR(ts->gpio_rst);
+ dev_err(&client->dev,
+ "failed to request reset GPIO: %d\n", ret);
+ return ret;
+ }
}
ts->reg_vdd = devm_regulator_get_optional(&client->dev, "vdd");
@@ -863,7 +900,7 @@
i2c_set_clientdata(client, ts);
/* let the controller boot */
- gpio_set_value(pdata->gpio_rst, 1);
+ zforce_reset_deassert(ts);
ts->command_waiting = NOTIFICATION_BOOTCOMPLETE;
if (wait_for_completion_timeout(&ts->command_done, WAIT_TIMEOUT) == 0)
@@ -917,7 +954,6 @@
static struct i2c_driver zforce_driver = {
.driver = {
- .owner = THIS_MODULE,
.name = "zforce-ts",
.pm = &zforce_pm_ops,
.of_match_table = of_match_ptr(zforce_dt_idtable),
diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c
index a04019a..0207274 100644
--- a/drivers/platform/chrome/chromeos_laptop.c
+++ b/drivers/platform/chrome/chromeos_laptop.c
@@ -23,7 +23,7 @@
#include <linux/dmi.h>
#include <linux/i2c.h>
-#include <linux/i2c/atmel_mxt_ts.h>
+#include <linux/platform_data/atmel_mxt_ts.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/module.h>
@@ -111,6 +111,7 @@
.irqflags = IRQF_TRIGGER_FALLING,
.t19_num_keys = ARRAY_SIZE(mxt_t19_keys),
.t19_keymap = mxt_t19_keys,
+ .suspend_mode = MXT_SUSPEND_T9_CTRL,
};
static struct i2c_board_info atmel_224s_tp_device = {
@@ -121,6 +122,7 @@
static struct mxt_platform_data atmel_1664s_platform_data = {
.irqflags = IRQF_TRIGGER_FALLING,
+ .suspend_mode = MXT_SUSPEND_T9_CTRL,
};
static struct i2c_board_info atmel_1664s_device = {
diff --git a/include/linux/input/touchscreen.h b/include/linux/input/touchscreen.h
index eecc9ea..c91e137 100644
--- a/include/linux/input/touchscreen.h
+++ b/include/linux/input/touchscreen.h
@@ -9,15 +9,8 @@
#ifndef _TOUCHSCREEN_H
#define _TOUCHSCREEN_H
-#include <linux/input.h>
+struct input_dev;
-#ifdef CONFIG_OF
-void touchscreen_parse_of_params(struct input_dev *dev, bool multitouch);
-#else
-static inline void touchscreen_parse_of_params(struct input_dev *dev,
- bool multitouch)
-{
-}
-#endif
+void touchscreen_parse_properties(struct input_dev *dev, bool multitouch);
#endif
diff --git a/include/linux/i2c/atmel_mxt_ts.h b/include/linux/platform_data/atmel_mxt_ts.h
similarity index 70%
rename from include/linux/i2c/atmel_mxt_ts.h
rename to include/linux/platform_data/atmel_mxt_ts.h
index 02bf6ea..695035a 100644
--- a/include/linux/i2c/atmel_mxt_ts.h
+++ b/include/linux/platform_data/atmel_mxt_ts.h
@@ -10,16 +10,22 @@
* option) any later version.
*/
-#ifndef __LINUX_ATMEL_MXT_TS_H
-#define __LINUX_ATMEL_MXT_TS_H
+#ifndef __LINUX_PLATFORM_DATA_ATMEL_MXT_TS_H
+#define __LINUX_PLATFORM_DATA_ATMEL_MXT_TS_H
#include <linux/types.h>
+enum mxt_suspend_mode {
+ MXT_SUSPEND_DEEP_SLEEP = 0,
+ MXT_SUSPEND_T9_CTRL = 1,
+};
+
/* The platform data for the Atmel maXTouch touchscreen driver */
struct mxt_platform_data {
unsigned long irqflags;
u8 t19_num_keys;
const unsigned int *t19_keymap;
+ enum mxt_suspend_mode suspend_mode;
};
-#endif /* __LINUX_ATMEL_MXT_TS_H */
+#endif /* __LINUX_PLATFORM_DATA_ATMEL_MXT_TS_H */
diff --git a/include/linux/input/pixcir_ts.h b/include/linux/platform_data/pixcir_i2c_ts.h
similarity index 95%
rename from include/linux/input/pixcir_ts.h
rename to include/linux/platform_data/pixcir_i2c_ts.h
index 7bae83b..646af6f 100644
--- a/include/linux/input/pixcir_ts.h
+++ b/include/linux/platform_data/pixcir_i2c_ts.h
@@ -57,7 +57,6 @@
struct pixcir_ts_platform_data {
int x_max;
int y_max;
- int gpio_attb; /* GPIO connected to ATTB line */
struct pixcir_i2c_chip_data chip;
};
diff --git a/include/linux/platform_data/zforce_ts.h b/include/linux/platform_data/zforce_ts.h
index 0472ab2..7bdece8 100644
--- a/include/linux/platform_data/zforce_ts.h
+++ b/include/linux/platform_data/zforce_ts.h
@@ -16,9 +16,6 @@
#define _LINUX_INPUT_ZFORCE_TS_H
struct zforce_ts_platdata {
- int gpio_int;
- int gpio_rst;
-
unsigned int x_max;
unsigned int y_max;
};
diff --git a/include/linux/serio.h b/include/linux/serio.h
index 9f779c7..df4ab5d 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -18,6 +18,8 @@
#include <linux/mod_devicetable.h>
#include <uapi/linux/serio.h>
+extern struct bus_type serio_bus;
+
struct serio {
void *port_data;