Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
HID: remove compat stuff
HID: constify arrays of struct apple_key_translation
HID: add support for Kye/Genius Ergo 525V
HID: Support Apple mini aluminum keyboard
HID: support for Kensington slimblade device
HID: DragonRise game controller force feedback driver
HID: add support for another version of 0e8f:0003 device in hid-pl
HID: fix race between usb_register_dev() and hiddev_open()
HID: bring back possibility to specify vid/pid ignore on module load
HID: make HID_DEBUG defaults consistent
HID: autosuspend -- fix lockup of hid on reset
HID: hid_reset_resume() needs to be defined only when CONFIG_PM is set
HID: fix USB HID devices after STD with autosuspend
HID: do not try to compile PM code with CONFIG_PM unset
HID: autosuspend support for USB HID
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index a23361e..39246fc 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -283,13 +283,6 @@
---------------------------
-What: remove HID compat support
-When: 2.6.29
-Why: needed only as a temporary solution until distros fix themselves up
-Who: Jiri Slaby <jirislaby@gmail.com>
-
----------------------------
-
What: print_fn_descriptor_symbol()
When: October 2009
Why: The %pF vsprintf format provides the same functionality in a
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 504cfaa..7e67dcb 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -29,11 +29,11 @@
For docs and specs, see http://www.usb.org/developers/hidpage/
- If unsure, say Y
+ If unsure, say Y.
config HID_DEBUG
bool "HID debugging support"
- default y if !EMBEDDED
+ default y
depends on HID
---help---
This option lets the HID layer output diagnostics about its internal
@@ -44,7 +44,7 @@
This feature is useful for those who are either debugging the HID parser
or any HID hardware device.
- If unsure, say N
+ If unsure, say Y.
config HIDRAW
bool "/dev/hidraw raw HID device support"
@@ -70,18 +70,6 @@
menu "Special HID drivers"
depends on HID
-config HID_COMPAT
- bool "Load all HID drivers on hid core load"
- default y
- ---help---
- Compatible option for older userspace. If you have system without udev
- support of module loading through aliases and also old
- module-init-tools which can't handle hid bus, choose Y here. Otherwise
- say N. If you say N and your userspace is old enough, the only
- functionality you lose is modules autoloading.
-
- If unsure, say Y.
-
config HID_A4TECH
tristate "A4 tech" if EMBEDDED
depends on USB_HID
@@ -128,6 +116,14 @@
---help---
Support for cypress mouse and barcode readers.
+config DRAGONRISE_FF
+ tristate "DragonRise Inc. force feedback support"
+ depends on USB_HID
+ select INPUT_FF_MEMLESS
+ ---help---
+ Say Y here if you want to enable force feedback support for DragonRise Inc.
+ game controllers.
+
config HID_EZKEY
tristate "Ezkey" if EMBEDDED
depends on USB_HID
@@ -135,6 +131,13 @@
---help---
Support for Ezkey BTC 8193 keyboard.
+config HID_KYE
+ tristate "Kye" if EMBEDDED
+ depends on USB_HID
+ default !EMBEDDED
+ ---help---
+ Support for Kye/Genius Ergo Mouse.
+
config HID_GYRATION
tristate "Gyration" if EMBEDDED
depends on USB_HID
@@ -142,6 +145,13 @@
---help---
Support for Gyration remote control.
+config HID_KENSINGTON
+ tristate "Kensington" if EMBEDDED
+ depends on USB_HID
+ default !EMBEDDED
+ ---help---
+ Support for Kensington Slimblade Trackball.
+
config HID_LOGITECH
tristate "Logitech" if EMBEDDED
depends on USB_HID
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index fbd021f..1f7cb0f 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -8,10 +8,6 @@
hid-$(CONFIG_HID_DEBUG) += hid-debug.o
hid-$(CONFIG_HIDRAW) += hidraw.o
-ifdef CONFIG_HID_COMPAT
-obj-m += hid-dummy.o
-endif
-
hid-logitech-objs := hid-lg.o
ifdef CONFIG_LOGITECH_FF
hid-logitech-objs += hid-lgff.o
@@ -26,8 +22,11 @@
obj-$(CONFIG_HID_CHERRY) += hid-cherry.o
obj-$(CONFIG_HID_CHICONY) += hid-chicony.o
obj-$(CONFIG_HID_CYPRESS) += hid-cypress.o
+obj-$(CONFIG_DRAGONRISE_FF) += hid-drff.o
obj-$(CONFIG_HID_EZKEY) += hid-ezkey.o
obj-$(CONFIG_HID_GYRATION) += hid-gyration.o
+obj-$(CONFIG_HID_KENSINGTON) += hid-kensington.o
+obj-$(CONFIG_HID_KYE) += hid-kye.o
obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o
obj-$(CONFIG_HID_MICROSOFT) += hid-microsoft.o
obj-$(CONFIG_HID_MONTEREY) += hid-monterey.o
diff --git a/drivers/hid/hid-a4tech.c b/drivers/hid/hid-a4tech.c
index ebca00e..42ea359 100644
--- a/drivers/hid/hid-a4tech.c
+++ b/drivers/hid/hid-a4tech.c
@@ -158,5 +158,3 @@
module_init(a4_init);
module_exit(a4_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(a4tech);
diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index aa28aed..7359d9d 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -53,7 +53,7 @@
u8 flags;
};
-static struct apple_key_translation apple_fn_keys[] = {
+static const struct apple_key_translation apple_fn_keys[] = {
{ KEY_BACKSPACE, KEY_DELETE },
{ KEY_ENTER, KEY_INSERT },
{ KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
@@ -75,7 +75,7 @@
{ }
};
-static struct apple_key_translation powerbook_fn_keys[] = {
+static const struct apple_key_translation powerbook_fn_keys[] = {
{ KEY_BACKSPACE, KEY_DELETE },
{ KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
{ KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY },
@@ -94,7 +94,7 @@
{ }
};
-static struct apple_key_translation powerbook_numlock_keys[] = {
+static const struct apple_key_translation powerbook_numlock_keys[] = {
{ KEY_J, KEY_KP1 },
{ KEY_K, KEY_KP2 },
{ KEY_L, KEY_KP3 },
@@ -117,16 +117,16 @@
{ }
};
-static struct apple_key_translation apple_iso_keyboard[] = {
+static const struct apple_key_translation apple_iso_keyboard[] = {
{ KEY_GRAVE, KEY_102ND },
{ KEY_102ND, KEY_GRAVE },
{ }
};
-static struct apple_key_translation *apple_find_translation(
- struct apple_key_translation *table, u16 from)
+static const struct apple_key_translation *apple_find_translation(
+ const struct apple_key_translation *table, u16 from)
{
- struct apple_key_translation *trans;
+ const struct apple_key_translation *trans;
/* Look for the translation */
for (trans = table; trans->from; trans++)
@@ -140,7 +140,7 @@
struct hid_usage *usage, __s32 value)
{
struct apple_sc *asc = hid_get_drvdata(hid);
- struct apple_key_translation *trans;
+ const struct apple_key_translation *trans;
if (usage->code == KEY_FN) {
asc->fn_on = !!value;
@@ -253,7 +253,7 @@
static void apple_setup_input(struct input_dev *input)
{
- struct apple_key_translation *trans;
+ const struct apple_key_translation *trans;
set_bit(KEY_NUMLOCK, input->keybit);
@@ -387,6 +387,12 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
APPLE_RDESC_JIS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI),
+ .driver_data = APPLE_HAS_FN },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO),
+ .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS),
+ .driver_data = APPLE_HAS_FN },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI),
.driver_data = APPLE_HAS_FN },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO),
@@ -468,5 +474,3 @@
module_init(apple_init);
module_exit(apple_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(apple);
diff --git a/drivers/hid/hid-belkin.c b/drivers/hid/hid-belkin.c
index 12c8a9b..2f67231 100644
--- a/drivers/hid/hid-belkin.c
+++ b/drivers/hid/hid-belkin.c
@@ -101,5 +101,3 @@
module_init(belkin_init);
module_exit(belkin_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(belkin);
diff --git a/drivers/hid/hid-cherry.c b/drivers/hid/hid-cherry.c
index b833b97..ab8209e 100644
--- a/drivers/hid/hid-cherry.c
+++ b/drivers/hid/hid-cherry.c
@@ -83,5 +83,3 @@
module_init(ch_init);
module_exit(ch_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(cherry);
diff --git a/drivers/hid/hid-chicony.c b/drivers/hid/hid-chicony.c
index a54d409..7f91076 100644
--- a/drivers/hid/hid-chicony.c
+++ b/drivers/hid/hid-chicony.c
@@ -76,5 +76,3 @@
module_init(ch_init);
module_exit(ch_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(chicony);
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 1cc9674..5746a59 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1236,6 +1236,9 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
@@ -1262,6 +1265,7 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
@@ -1269,6 +1273,8 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
@@ -1813,14 +1819,21 @@
}
EXPORT_SYMBOL_GPL(hid_unregister_driver);
-#ifdef CONFIG_HID_COMPAT
-static void hid_compat_load(struct work_struct *ws)
+int hid_check_keys_pressed(struct hid_device *hid)
{
- request_module("hid-dummy");
+ struct hid_input *hidinput;
+ int i;
+
+ list_for_each_entry(hidinput, &hid->inputs, list) {
+ for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
+ if (hidinput->input->key[i])
+ return 1;
+ }
+
+ return 0;
}
-static DECLARE_WORK(hid_compat_work, hid_compat_load);
-static struct workqueue_struct *hid_compat_wq;
-#endif
+
+EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
static int __init hid_init(void)
{
@@ -1836,15 +1849,6 @@
if (ret)
goto err_bus;
-#ifdef CONFIG_HID_COMPAT
- hid_compat_wq = create_singlethread_workqueue("hid_compat");
- if (!hid_compat_wq) {
- hidraw_exit();
- goto err;
- }
- queue_work(hid_compat_wq, &hid_compat_work);
-#endif
-
return 0;
err_bus:
bus_unregister(&hid_bus_type);
@@ -1854,9 +1858,6 @@
static void __exit hid_exit(void)
{
-#ifdef CONFIG_HID_COMPAT
- destroy_workqueue(hid_compat_wq);
-#endif
hidraw_exit();
bus_unregister(&hid_bus_type);
}
diff --git a/drivers/hid/hid-cypress.c b/drivers/hid/hid-cypress.c
index 5d69d27..9d6d3b9 100644
--- a/drivers/hid/hid-cypress.c
+++ b/drivers/hid/hid-cypress.c
@@ -154,5 +154,3 @@
module_init(cp_init);
module_exit(cp_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(cypress);
diff --git a/drivers/hid/hid-drff.c b/drivers/hid/hid-drff.c
new file mode 100644
index 0000000..34f3eb65
--- /dev/null
+++ b/drivers/hid/hid-drff.c
@@ -0,0 +1,188 @@
+/*
+ * Force feedback support for DragonRise Inc. game controllers
+ *
+ * From what I have gathered, these devices are mass produced in China and are
+ * distributed under several vendors. They often share the same design as
+ * the original PlayStation DualShock controller.
+ *
+ * 0079:0006 "DragonRise Inc. Generic USB Joystick "
+ * - tested with a Tesun USB-703 game controller.
+ *
+ * Copyright (c) 2009 Richard Walmsley <richwalm@gmail.com>
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/input.h>
+#include <linux/usb.h>
+#include <linux/hid.h>
+
+#include "hid-ids.h"
+#include "usbhid/usbhid.h"
+
+struct drff_device {
+ struct hid_report *report;
+};
+
+static int drff_play(struct input_dev *dev, void *data,
+ struct ff_effect *effect)
+{
+ struct hid_device *hid = input_get_drvdata(dev);
+ struct drff_device *drff = data;
+ int strong, weak;
+
+ strong = effect->u.rumble.strong_magnitude;
+ weak = effect->u.rumble.weak_magnitude;
+
+ dbg_hid("called with 0x%04x 0x%04x", strong, weak);
+
+ if (strong || weak) {
+ strong = strong * 0xff / 0xffff;
+ weak = weak * 0xff / 0xffff;
+
+ /* While reverse engineering this device, I found that when
+ this value is set, it causes the strong rumble to function
+ at a near maximum speed, so we'll bypass it. */
+ if (weak == 0x0a)
+ weak = 0x0b;
+
+ drff->report->field[0]->value[0] = 0x51;
+ drff->report->field[0]->value[1] = 0x00;
+ drff->report->field[0]->value[2] = weak;
+ drff->report->field[0]->value[4] = strong;
+ usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
+
+ drff->report->field[0]->value[0] = 0xfa;
+ drff->report->field[0]->value[1] = 0xfe;
+ } else {
+ drff->report->field[0]->value[0] = 0xf3;
+ drff->report->field[0]->value[1] = 0x00;
+ }
+
+ drff->report->field[0]->value[2] = 0x00;
+ drff->report->field[0]->value[4] = 0x00;
+ dbg_hid("running with 0x%02x 0x%02x", strong, weak);
+ usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
+
+ return 0;
+}
+
+static int drff_init(struct hid_device *hid)
+{
+ struct drff_device *drff;
+ struct hid_report *report;
+ struct hid_input *hidinput = list_first_entry(&hid->inputs,
+ struct hid_input, list);
+ struct list_head *report_list =
+ &hid->report_enum[HID_OUTPUT_REPORT].report_list;
+ struct input_dev *dev = hidinput->input;
+ int error;
+
+ if (list_empty(report_list)) {
+ dev_err(&hid->dev, "no output reports found\n");
+ return -ENODEV;
+ }
+
+ report = list_first_entry(report_list, struct hid_report, list);
+ if (report->maxfield < 1) {
+ dev_err(&hid->dev, "no fields in the report\n");
+ return -ENODEV;
+ }
+
+ if (report->field[0]->report_count < 7) {
+ dev_err(&hid->dev, "not enough values in the field\n");
+ return -ENODEV;
+ }
+
+ drff = kzalloc(sizeof(struct drff_device), GFP_KERNEL);
+ if (!drff)
+ return -ENOMEM;
+
+ set_bit(FF_RUMBLE, dev->ffbit);
+
+ error = input_ff_create_memless(dev, drff, drff_play);
+ if (error) {
+ kfree(drff);
+ return error;
+ }
+
+ drff->report = report;
+ drff->report->field[0]->value[0] = 0xf3;
+ drff->report->field[0]->value[1] = 0x00;
+ drff->report->field[0]->value[2] = 0x00;
+ drff->report->field[0]->value[3] = 0x00;
+ drff->report->field[0]->value[4] = 0x00;
+ drff->report->field[0]->value[5] = 0x00;
+ drff->report->field[0]->value[6] = 0x00;
+ usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
+
+ dev_info(&hid->dev, "Force Feedback for DragonRise Inc. game "
+ "controllers by Richard Walmsley <richwalm@gmail.com>\n");
+
+ return 0;
+}
+
+static int dr_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+ int ret;
+
+ dev_dbg(&hdev->dev, "DragonRise Inc. HID hardware probe...");
+
+ ret = hid_parse(hdev);
+ if (ret) {
+ dev_err(&hdev->dev, "parse failed\n");
+ goto err;
+ }
+
+ ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
+ if (ret) {
+ dev_err(&hdev->dev, "hw start failed\n");
+ goto err;
+ }
+
+ drff_init(hdev);
+
+ return 0;
+err:
+ return ret;
+}
+
+static const struct hid_device_id dr_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006), },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, dr_devices);
+
+static struct hid_driver dr_driver = {
+ .name = "dragonrise",
+ .id_table = dr_devices,
+ .probe = dr_probe,
+};
+
+static int __init dr_init(void)
+{
+ return hid_register_driver(&dr_driver);
+}
+
+static void __exit dr_exit(void)
+{
+ hid_unregister_driver(&dr_driver);
+}
+
+module_init(dr_init);
+module_exit(dr_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-dummy.c b/drivers/hid/hid-dummy.c
deleted file mode 100644
index b4cc0f7..0000000
--- a/drivers/hid/hid-dummy.c
+++ /dev/null
@@ -1,78 +0,0 @@
-#include <linux/autoconf.h>
-#include <linux/module.h>
-#include <linux/hid.h>
-
-static int __init hid_dummy_init(void)
-{
-#ifdef CONFIG_HID_A4TECH_MODULE
- HID_COMPAT_CALL_DRIVER(a4tech);
-#endif
-#ifdef CONFIG_HID_APPLE_MODULE
- HID_COMPAT_CALL_DRIVER(apple);
-#endif
-#ifdef CONFIG_HID_BELKIN_MODULE
- HID_COMPAT_CALL_DRIVER(belkin);
-#endif
-#ifdef CONFIG_HID_BRIGHT_MODULE
- HID_COMPAT_CALL_DRIVER(bright);
-#endif
-#ifdef CONFIG_HID_CHERRY_MODULE
- HID_COMPAT_CALL_DRIVER(cherry);
-#endif
-#ifdef CONFIG_HID_CHICONY_MODULE
- HID_COMPAT_CALL_DRIVER(chicony);
-#endif
-#ifdef CONFIG_HID_CYPRESS_MODULE
- HID_COMPAT_CALL_DRIVER(cypress);
-#endif
-#ifdef CONFIG_HID_DELL_MODULE
- HID_COMPAT_CALL_DRIVER(dell);
-#endif
-#ifdef CONFIG_HID_EZKEY_MODULE
- HID_COMPAT_CALL_DRIVER(ezkey);
-#endif
-#ifdef CONFIG_HID_GYRATION_MODULE
- HID_COMPAT_CALL_DRIVER(gyration);
-#endif
-#ifdef CONFIG_HID_LOGITECH_MODULE
- HID_COMPAT_CALL_DRIVER(logitech);
-#endif
-#ifdef CONFIG_HID_MICROSOFT_MODULE
- HID_COMPAT_CALL_DRIVER(microsoft);
-#endif
-#ifdef CONFIG_HID_MONTEREY_MODULE
- HID_COMPAT_CALL_DRIVER(monterey);
-#endif
-#ifdef CONFIG_HID_NTRIG_MODULE
- HID_COMPAT_CALL_DRIVER(ntrig);
-#endif
-#ifdef CONFIG_HID_PANTHERLORD_MODULE
- HID_COMPAT_CALL_DRIVER(pantherlord);
-#endif
-#ifdef CONFIG_HID_PETALYNX_MODULE
- HID_COMPAT_CALL_DRIVER(petalynx);
-#endif
-#ifdef CONFIG_HID_SAMSUNG_MODULE
- HID_COMPAT_CALL_DRIVER(samsung);
-#endif
-#ifdef CONFIG_HID_SONY_MODULE
- HID_COMPAT_CALL_DRIVER(sony);
-#endif
-#ifdef CONFIG_HID_SUNPLUS_MODULE
- HID_COMPAT_CALL_DRIVER(sunplus);
-#endif
-#ifdef CONFIG_GREENASIA_FF_MODULE
- HID_COMPAT_CALL_DRIVER(greenasia);
-#endif
-#ifdef CONFIG_THRUSTMASTER_FF_MODULE
- HID_COMPAT_CALL_DRIVER(thrustmaster);
-#endif
-#ifdef CONFIG_ZEROPLUS_FF_MODULE
- HID_COMPAT_CALL_DRIVER(zeroplus);
-#endif
-
- return -EIO;
-}
-module_init(hid_dummy_init);
-
-MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-ezkey.c b/drivers/hid/hid-ezkey.c
index deb42f9..0a1fe05 100644
--- a/drivers/hid/hid-ezkey.c
+++ b/drivers/hid/hid-ezkey.c
@@ -91,5 +91,3 @@
module_init(ez_init);
module_exit(ez_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(ezkey);
diff --git a/drivers/hid/hid-gaff.c b/drivers/hid/hid-gaff.c
index 71211f6..510ad3a 100644
--- a/drivers/hid/hid-gaff.c
+++ b/drivers/hid/hid-gaff.c
@@ -181,5 +181,3 @@
module_init(ga_init);
module_exit(ga_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(greenasia);
diff --git a/drivers/hid/hid-gyration.c b/drivers/hid/hid-gyration.c
index 04a0afe..d42d222 100644
--- a/drivers/hid/hid-gyration.c
+++ b/drivers/hid/hid-gyration.c
@@ -94,5 +94,3 @@
module_init(gyration_init);
module_exit(gyration_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(gyration);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 8851197..bdeda4c 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -67,6 +67,9 @@
#define USB_DEVICE_ID_APPLE_GEYSER4_ANSI 0x021a
#define USB_DEVICE_ID_APPLE_GEYSER4_ISO 0x021b
#define USB_DEVICE_ID_APPLE_GEYSER4_JIS 0x021c
+#define USB_DEVICE_ID_APPLE_ALU_MINI_ANSI 0x021d
+#define USB_DEVICE_ID_APPLE_ALU_MINI_ISO 0x021e
+#define USB_DEVICE_ID_APPLE_ALU_MINI_JIS 0x021f
#define USB_DEVICE_ID_APPLE_ALU_ANSI 0x0220
#define USB_DEVICE_ID_APPLE_ALU_ISO 0x0221
#define USB_DEVICE_ID_APPLE_ALU_JIS 0x0222
@@ -148,6 +151,8 @@
#define USB_VENDOR_ID_DMI 0x0c0b
#define USB_DEVICE_ID_DMI_ENC 0x5fab
+#define USB_VENDOR_ID_DRAGONRISE 0x0079
+
#define USB_VENDOR_ID_ELO 0x04E7
#define USB_DEVICE_ID_ELO_TS2700 0x0020
@@ -272,6 +277,9 @@
#define USB_DEVICE_ID_LD_POWERCONTROL 0x2030
#define USB_DEVICE_ID_LD_MACHINETEST 0x2040
+#define USB_VENDOR_ID_KENSINGTON 0x047d
+#define USB_DEVICE_ID_KS_SLIMBLADE 0x2041
+
#define USB_VENDOR_ID_LOGITECH 0x046d
#define USB_DEVICE_ID_LOGITECH_RECEIVER 0xc101
#define USB_DEVICE_ID_LOGITECH_HARMONY_FIRST 0xc110
@@ -418,6 +426,8 @@
#define USB_VENDOR_ID_ZEROPLUS 0x0c12
#define USB_VENDOR_ID_KYE 0x0458
+#define USB_DEVICE_ID_KYE_ERGO_525V 0x0087
#define USB_DEVICE_ID_KYE_GPEN_560 0x5003
+
#endif
diff --git a/drivers/hid/hid-kensington.c b/drivers/hid/hid-kensington.c
new file mode 100644
index 0000000..7353bd7
--- /dev/null
+++ b/drivers/hid/hid-kensington.c
@@ -0,0 +1,63 @@
+/*
+ * HID driver for Kensigton Slimblade Trackball
+ *
+ * Copyright (c) 2009 Jiri Kosina
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/input.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+#define ks_map_key(c) hid_map_usage(hi, usage, bit, max, EV_KEY, (c))
+
+static int ks_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR)
+ return 0;
+
+ switch (usage->hid & HID_USAGE) {
+ case 0x01: ks_map_key(BTN_MIDDLE); break;
+ case 0x02: ks_map_key(BTN_SIDE); break;
+ default:
+ return 0;
+ }
+ return 1;
+}
+
+static const struct hid_device_id ks_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, ks_devices);
+
+static struct hid_driver ks_driver = {
+ .name = "kensington",
+ .id_table = ks_devices,
+ .input_mapping = ks_input_mapping,
+};
+
+static int ks_init(void)
+{
+ return hid_register_driver(&ks_driver);
+}
+
+static void ks_exit(void)
+{
+ hid_unregister_driver(&ks_driver);
+}
+
+module_init(ks_init);
+module_exit(ks_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-kye.c b/drivers/hid/hid-kye.c
new file mode 100644
index 0000000..72ee3fe
--- /dev/null
+++ b/drivers/hid/hid-kye.c
@@ -0,0 +1,69 @@
+/*
+ * HID driver for Kye/Genius devices not fully compliant with HID standard
+ *
+ * Copyright (c) 2009 Jiri Kosina
+ * Copyright (c) 2009 Tomas Hanak
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+/* the fixups that need to be done:
+ * - change led usage page to button for extra buttons
+ * - report size 8 count 1 must be size 1 count 8 for button bitfield
+ * - change the button usage range to 4-7 for the extra buttons
+ */
+static void kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+ unsigned int rsize)
+{
+ if (rsize >= 74 &&
+ rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
+ rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
+ rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
+ rdesc[71] == 0x75 && rdesc[72] == 0x08 &&
+ rdesc[73] == 0x95 && rdesc[74] == 0x01) {
+ dev_info(&hdev->dev, "fixing up Kye/Genius Ergo Mouse report "
+ "descriptor\n");
+ rdesc[62] = 0x09;
+ rdesc[64] = 0x04;
+ rdesc[66] = 0x07;
+ rdesc[72] = 0x01;
+ rdesc[74] = 0x08;
+ }
+}
+
+static const struct hid_device_id kye_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, kye_devices);
+
+static struct hid_driver kye_driver = {
+ .name = "kye",
+ .id_table = kye_devices,
+ .report_fixup = kye_report_fixup,
+};
+
+static int kye_init(void)
+{
+ return hid_register_driver(&kye_driver);
+}
+
+static void kye_exit(void)
+{
+ hid_unregister_driver(&kye_driver);
+}
+
+module_init(kye_init);
+module_exit(kye_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index 83e07c9..7b80cb6 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -326,5 +326,3 @@
module_init(lg_init);
module_exit(lg_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(logitech);
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 25b10dc..5e9e37a 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -210,5 +210,3 @@
module_init(ms_init);
module_exit(ms_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(microsoft);
diff --git a/drivers/hid/hid-monterey.c b/drivers/hid/hid-monterey.c
index f3a85a0..240f876 100644
--- a/drivers/hid/hid-monterey.c
+++ b/drivers/hid/hid-monterey.c
@@ -78,5 +78,3 @@
module_init(mr_init);
module_exit(mr_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(monterey);
diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c
index db44fbd..c5b252b 100644
--- a/drivers/hid/hid-ntrig.c
+++ b/drivers/hid/hid-ntrig.c
@@ -78,5 +78,3 @@
module_init(ntrig_init);
module_exit(ntrig_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(ntrig);
diff --git a/drivers/hid/hid-petalynx.c b/drivers/hid/hid-petalynx.c
index 10945fe..2e83e8f 100644
--- a/drivers/hid/hid-petalynx.c
+++ b/drivers/hid/hid-petalynx.c
@@ -118,5 +118,3 @@
module_init(pl_init);
module_exit(pl_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(petalynx);
diff --git a/drivers/hid/hid-pl.c b/drivers/hid/hid-pl.c
index 46941f9..4db9a34 100644
--- a/drivers/hid/hid-pl.c
+++ b/drivers/hid/hid-pl.c
@@ -9,9 +9,12 @@
* - contains two reports, one for each port (HID_QUIRK_MULTI_INPUT)
*
* 0e8f:0003 "GreenAsia Inc. USB Joystick "
- * - tested with K??ng Gaming gamepad
+ * - tested with König Gaming gamepad
*
- * Copyright (c) 2007 Anssi Hannula <anssi.hannula@gmail.com>
+ * 0e8f:0003 "GASIA USB Gamepad"
+ * - another version of the König gamepad
+ *
+ * Copyright (c) 2007, 2009 Anssi Hannula <anssi.hannula@gmail.com>
*/
/*
@@ -46,6 +49,8 @@
struct plff_device {
struct hid_report *report;
+ s32 *strong;
+ s32 *weak;
};
static int hid_plff_play(struct input_dev *dev, void *data,
@@ -62,8 +67,8 @@
left = left * 0x7f / 0xffff;
right = right * 0x7f / 0xffff;
- plff->report->field[0]->value[2] = left;
- plff->report->field[0]->value[3] = right;
+ *plff->strong = left;
+ *plff->weak = right;
debug("running with 0x%02x 0x%02x", left, right);
usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
@@ -80,6 +85,8 @@
struct list_head *report_ptr = report_list;
struct input_dev *dev;
int error;
+ s32 *strong;
+ s32 *weak;
/* The device contains one output report per physical device, all
containing 1 field, which contains 4 ff00.0002 usages and 4 16bit
@@ -87,7 +94,12 @@
The input reports also contain a field which contains
8 ff00.0001 usages and 8 boolean values. Their meaning is
- currently unknown. */
+ currently unknown.
+
+ A version of the 0e8f:0003 exists that has all the values in
+ separate fields and misses the extra input field, thus resembling
+ Zeroplus (hid-zpff) devices.
+ */
if (list_empty(report_list)) {
dev_err(&hid->dev, "no output reports found\n");
@@ -110,8 +122,21 @@
return -ENODEV;
}
- if (report->field[0]->report_count < 4) {
- dev_err(&hid->dev, "not enough values in the field\n");
+ if (report->field[0]->report_count >= 4) {
+ report->field[0]->value[0] = 0x00;
+ report->field[0]->value[1] = 0x00;
+ strong = &report->field[0]->value[2];
+ weak = &report->field[0]->value[3];
+ debug("detected single-field device");
+ } else if (report->maxfield >= 4 && report->field[0]->maxusage == 1 &&
+ report->field[0]->usage[0].hid == (HID_UP_LED | 0x43)) {
+ report->field[0]->value[0] = 0x00;
+ report->field[1]->value[0] = 0x00;
+ strong = &report->field[2]->value[0];
+ weak = &report->field[3]->value[0];
+ debug("detected 4-field device");
+ } else {
+ dev_err(&hid->dev, "not enough fields or values\n");
return -ENODEV;
}
@@ -130,10 +155,11 @@
}
plff->report = report;
- plff->report->field[0]->value[0] = 0x00;
- plff->report->field[0]->value[1] = 0x00;
- plff->report->field[0]->value[2] = 0x00;
- plff->report->field[0]->value[3] = 0x00;
+ plff->strong = strong;
+ plff->weak = weak;
+
+ *strong = 0x00;
+ *weak = 0x00;
usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
}
@@ -180,7 +206,7 @@
.driver_data = 1 }, /* Twin USB Joystick */
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR),
.driver_data = 1 }, /* Twin USB Joystick */
- { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003), }, /* GreenAsia Inc. USB Joystick */
+ { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003), },
{ }
};
MODULE_DEVICE_TABLE(hid, pl_devices);
@@ -204,5 +230,3 @@
module_init(pl_init);
module_exit(pl_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(pantherlord);
diff --git a/drivers/hid/hid-samsung.c b/drivers/hid/hid-samsung.c
index 15f3c04..07083aa 100644
--- a/drivers/hid/hid-samsung.c
+++ b/drivers/hid/hid-samsung.c
@@ -96,5 +96,3 @@
module_init(samsung_init);
module_exit(samsung_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(samsung);
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index dd5a397..c259938 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -148,5 +148,3 @@
module_init(sony_init);
module_exit(sony_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(sony);
diff --git a/drivers/hid/hid-sunplus.c b/drivers/hid/hid-sunplus.c
index 5ba68f7..e0a8fd3 100644
--- a/drivers/hid/hid-sunplus.c
+++ b/drivers/hid/hid-sunplus.c
@@ -78,5 +78,3 @@
module_init(sp_init);
module_exit(sp_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(sunplus);
diff --git a/drivers/hid/hid-tmff.c b/drivers/hid/hid-tmff.c
index 1b7cba0..7c1f7b5 100644
--- a/drivers/hid/hid-tmff.c
+++ b/drivers/hid/hid-tmff.c
@@ -265,5 +265,3 @@
module_init(tm_init);
module_exit(tm_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(thrustmaster);
diff --git a/drivers/hid/hid-topseed.c b/drivers/hid/hid-topseed.c
index cca64a0..152ccfa 100644
--- a/drivers/hid/hid-topseed.c
+++ b/drivers/hid/hid-topseed.c
@@ -73,5 +73,3 @@
module_init(ts_init);
module_exit(ts_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(topseed);
diff --git a/drivers/hid/hid-zpff.c b/drivers/hid/hid-zpff.c
index ea82f37..85a198a 100644
--- a/drivers/hid/hid-zpff.c
+++ b/drivers/hid/hid-zpff.c
@@ -158,5 +158,3 @@
module_init(zp_init);
module_exit(zp_exit);
MODULE_LICENSE("GPL");
-
-HID_COMPAT_LOAD_DRIVER(zeroplus);
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 02b19db..e263d47 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -181,9 +181,17 @@
dev = hidraw_table[minor];
if (!dev->open++) {
+ if (dev->hid->ll_driver->power) {
+ err = dev->hid->ll_driver->power(dev->hid, PM_HINT_FULLON);
+ if (err < 0)
+ goto out_unlock;
+ }
err = dev->hid->ll_driver->open(dev->hid);
- if (err < 0)
+ if (err < 0) {
+ if (dev->hid->ll_driver->power)
+ dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL);
dev->open--;
+ }
}
out_unlock:
@@ -209,10 +217,13 @@
list_del(&list->node);
dev = hidraw_table[minor];
if (!--dev->open) {
- if (list->hidraw->exist)
+ if (list->hidraw->exist) {
+ if (dev->hid->ll_driver->power)
+ dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL);
dev->hid->ll_driver->close(dev->hid);
- else
+ } else {
kfree(list->hidraw);
+ }
}
kfree(list);
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index f0a0f72..4306cb1 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -5,6 +5,7 @@
* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
* Copyright (c) 2006-2008 Jiri Kosina
+ * Copyright (c) 2007-2008 Oliver Neukum
*/
/*
@@ -27,6 +28,7 @@
#include <asm/byteorder.h>
#include <linux/input.h>
#include <linux/wait.h>
+#include <linux/workqueue.h>
#include <linux/usb.h>
@@ -53,6 +55,10 @@
module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
+static unsigned int ignoreled;
+module_param_named(ignoreled, ignoreled, uint, 0644);
+MODULE_PARM_DESC(ignoreled, "Autosuspend with active leds");
+
/* Quirks specified at module load time */
static char *quirks_param[MAX_USBHID_BOOT_QUIRKS] = { [ 0 ... (MAX_USBHID_BOOT_QUIRKS - 1) ] = NULL };
module_param_array_named(quirks, quirks_param, charp, NULL, 0444);
@@ -63,8 +69,13 @@
/*
* Input submission and I/O error handler.
*/
+static DEFINE_MUTEX(hid_open_mut);
+static struct workqueue_struct *resumption_waker;
static void hid_io_error(struct hid_device *hid);
+static int hid_submit_out(struct hid_device *hid);
+static int hid_submit_ctrl(struct hid_device *hid);
+static void hid_cancel_delayed_stuff(struct usbhid_device *usbhid);
/* Start up the input URB */
static int hid_start_in(struct hid_device *hid)
@@ -73,15 +84,16 @@
int rc = 0;
struct usbhid_device *usbhid = hid->driver_data;
- spin_lock_irqsave(&usbhid->inlock, flags);
- if (hid->open > 0 && !test_bit(HID_SUSPENDED, &usbhid->iofl) &&
+ spin_lock_irqsave(&usbhid->lock, flags);
+ if (hid->open > 0 &&
!test_bit(HID_DISCONNECTED, &usbhid->iofl) &&
+ !test_bit(HID_REPORTED_IDLE, &usbhid->iofl) &&
!test_and_set_bit(HID_IN_RUNNING, &usbhid->iofl)) {
rc = usb_submit_urb(usbhid->urbin, GFP_ATOMIC);
if (rc != 0)
clear_bit(HID_IN_RUNNING, &usbhid->iofl);
}
- spin_unlock_irqrestore(&usbhid->inlock, flags);
+ spin_unlock_irqrestore(&usbhid->lock, flags);
return rc;
}
@@ -145,7 +157,7 @@
unsigned long flags;
struct usbhid_device *usbhid = hid->driver_data;
- spin_lock_irqsave(&usbhid->inlock, flags);
+ spin_lock_irqsave(&usbhid->lock, flags);
/* Stop when disconnected */
if (test_bit(HID_DISCONNECTED, &usbhid->iofl))
@@ -175,7 +187,51 @@
mod_timer(&usbhid->io_retry,
jiffies + msecs_to_jiffies(usbhid->retry_delay));
done:
- spin_unlock_irqrestore(&usbhid->inlock, flags);
+ spin_unlock_irqrestore(&usbhid->lock, flags);
+}
+
+static void usbhid_mark_busy(struct usbhid_device *usbhid)
+{
+ struct usb_interface *intf = usbhid->intf;
+
+ usb_mark_last_busy(interface_to_usbdev(intf));
+}
+
+static int usbhid_restart_out_queue(struct usbhid_device *usbhid)
+{
+ struct hid_device *hid = usb_get_intfdata(usbhid->intf);
+ int kicked;
+
+ if (!hid)
+ return 0;
+
+ if ((kicked = (usbhid->outhead != usbhid->outtail))) {
+ dbg("Kicking head %d tail %d", usbhid->outhead, usbhid->outtail);
+ if (hid_submit_out(hid)) {
+ clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
+ wake_up(&usbhid->wait);
+ }
+ }
+ return kicked;
+}
+
+static int usbhid_restart_ctrl_queue(struct usbhid_device *usbhid)
+{
+ struct hid_device *hid = usb_get_intfdata(usbhid->intf);
+ int kicked;
+
+ WARN_ON(hid == NULL);
+ if (!hid)
+ return 0;
+
+ if ((kicked = (usbhid->ctrlhead != usbhid->ctrltail))) {
+ dbg("Kicking head %d tail %d", usbhid->ctrlhead, usbhid->ctrltail);
+ if (hid_submit_ctrl(hid)) {
+ clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
+ wake_up(&usbhid->wait);
+ }
+ }
+ return kicked;
}
/*
@@ -190,12 +246,23 @@
switch (urb->status) {
case 0: /* success */
+ usbhid_mark_busy(usbhid);
usbhid->retry_delay = 0;
hid_input_report(urb->context, HID_INPUT_REPORT,
urb->transfer_buffer,
urb->actual_length, 1);
+ /*
+ * autosuspend refused while keys are pressed
+ * because most keyboards don't wake up when
+ * a key is released
+ */
+ if (hid_check_keys_pressed(hid))
+ set_bit(HID_KEYS_PRESSED, &usbhid->iofl);
+ else
+ clear_bit(HID_KEYS_PRESSED, &usbhid->iofl);
break;
case -EPIPE: /* stall */
+ usbhid_mark_busy(usbhid);
clear_bit(HID_IN_RUNNING, &usbhid->iofl);
set_bit(HID_CLEAR_HALT, &usbhid->iofl);
schedule_work(&usbhid->reset_work);
@@ -209,6 +276,7 @@
case -EPROTO: /* protocol error or unplug */
case -ETIME: /* protocol error or unplug */
case -ETIMEDOUT: /* Should never happen, but... */
+ usbhid_mark_busy(usbhid);
clear_bit(HID_IN_RUNNING, &usbhid->iofl);
hid_io_error(hid);
return;
@@ -239,16 +307,25 @@
report = usbhid->out[usbhid->outtail].report;
raw_report = usbhid->out[usbhid->outtail].raw_report;
- usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
- usbhid->urbout->dev = hid_to_usb_dev(hid);
- memcpy(usbhid->outbuf, raw_report, usbhid->urbout->transfer_buffer_length);
- kfree(raw_report);
+ if (!test_bit(HID_REPORTED_IDLE, &usbhid->iofl)) {
+ usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
+ usbhid->urbout->dev = hid_to_usb_dev(hid);
+ memcpy(usbhid->outbuf, raw_report, usbhid->urbout->transfer_buffer_length);
+ kfree(raw_report);
- dbg_hid("submitting out urb\n");
+ dbg_hid("submitting out urb\n");
- if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
- err_hid("usb_submit_urb(out) failed");
- return -1;
+ if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
+ err_hid("usb_submit_urb(out) failed");
+ return -1;
+ }
+ } else {
+ /*
+ * queue work to wake up the device.
+ * as the work queue is freezeable, this is safe
+ * with respect to STD and STR
+ */
+ queue_work(resumption_waker, &usbhid->restart_work);
}
return 0;
@@ -266,41 +343,50 @@
raw_report = usbhid->ctrl[usbhid->ctrltail].raw_report;
dir = usbhid->ctrl[usbhid->ctrltail].dir;
- len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
- if (dir == USB_DIR_OUT) {
- usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
- usbhid->urbctrl->transfer_buffer_length = len;
- memcpy(usbhid->ctrlbuf, raw_report, len);
- kfree(raw_report);
+ if (!test_bit(HID_REPORTED_IDLE, &usbhid->iofl)) {
+ len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
+ if (dir == USB_DIR_OUT) {
+ usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
+ usbhid->urbctrl->transfer_buffer_length = len;
+ memcpy(usbhid->ctrlbuf, raw_report, len);
+ kfree(raw_report);
+ } else {
+ int maxpacket, padlen;
+
+ usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
+ maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
+ if (maxpacket > 0) {
+ padlen = DIV_ROUND_UP(len, maxpacket);
+ padlen *= maxpacket;
+ if (padlen > usbhid->bufsize)
+ padlen = usbhid->bufsize;
+ } else
+ padlen = 0;
+ usbhid->urbctrl->transfer_buffer_length = padlen;
+ }
+ usbhid->urbctrl->dev = hid_to_usb_dev(hid);
+
+ usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
+ usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
+ usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
+ usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
+ usbhid->cr->wLength = cpu_to_le16(len);
+
+ dbg_hid("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u\n",
+ usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
+ usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
+
+ if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
+ err_hid("usb_submit_urb(ctrl) failed");
+ return -1;
+ }
} else {
- int maxpacket, padlen;
-
- usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
- maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
- if (maxpacket > 0) {
- padlen = DIV_ROUND_UP(len, maxpacket);
- padlen *= maxpacket;
- if (padlen > usbhid->bufsize)
- padlen = usbhid->bufsize;
- } else
- padlen = 0;
- usbhid->urbctrl->transfer_buffer_length = padlen;
- }
- usbhid->urbctrl->dev = hid_to_usb_dev(hid);
-
- usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
- usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
- usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
- usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
- usbhid->cr->wLength = cpu_to_le16(len);
-
- dbg_hid("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u\n",
- usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
- usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
-
- if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
- err_hid("usb_submit_urb(ctrl) failed");
- return -1;
+ /*
+ * queue work to wake up the device.
+ * as the work queue is freezeable, this is safe
+ * with respect to STD and STR
+ */
+ queue_work(resumption_waker, &usbhid->restart_work);
}
return 0;
@@ -332,7 +418,7 @@
"received\n", urb->status);
}
- spin_lock_irqsave(&usbhid->outlock, flags);
+ spin_lock_irqsave(&usbhid->lock, flags);
if (unplug)
usbhid->outtail = usbhid->outhead;
@@ -344,12 +430,12 @@
clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
wake_up(&usbhid->wait);
}
- spin_unlock_irqrestore(&usbhid->outlock, flags);
+ spin_unlock_irqrestore(&usbhid->lock, flags);
return;
}
clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
- spin_unlock_irqrestore(&usbhid->outlock, flags);
+ spin_unlock_irqrestore(&usbhid->lock, flags);
wake_up(&usbhid->wait);
}
@@ -361,12 +447,11 @@
{
struct hid_device *hid = urb->context;
struct usbhid_device *usbhid = hid->driver_data;
- unsigned long flags;
- int unplug = 0;
+ int unplug = 0, status = urb->status;
- spin_lock_irqsave(&usbhid->ctrllock, flags);
+ spin_lock(&usbhid->lock);
- switch (urb->status) {
+ switch (status) {
case 0: /* success */
if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN)
hid_input_report(urb->context,
@@ -383,7 +468,7 @@
break;
default: /* error */
dev_warn(&urb->dev->dev, "ctrl urb status %d "
- "received\n", urb->status);
+ "received\n", status);
}
if (unplug)
@@ -396,19 +481,18 @@
clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
wake_up(&usbhid->wait);
}
- spin_unlock_irqrestore(&usbhid->ctrllock, flags);
+ spin_unlock(&usbhid->lock);
return;
}
clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
- spin_unlock_irqrestore(&usbhid->ctrllock, flags);
+ spin_unlock(&usbhid->lock);
wake_up(&usbhid->wait);
}
-void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
+void __usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
{
int head;
- unsigned long flags;
struct usbhid_device *usbhid = hid->driver_data;
int len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
@@ -416,18 +500,13 @@
return;
if (usbhid->urbout && dir == USB_DIR_OUT && report->type == HID_OUTPUT_REPORT) {
-
- spin_lock_irqsave(&usbhid->outlock, flags);
-
if ((head = (usbhid->outhead + 1) & (HID_OUTPUT_FIFO_SIZE - 1)) == usbhid->outtail) {
- spin_unlock_irqrestore(&usbhid->outlock, flags);
dev_warn(&hid->dev, "output queue full\n");
return;
}
usbhid->out[usbhid->outhead].raw_report = kmalloc(len, GFP_ATOMIC);
if (!usbhid->out[usbhid->outhead].raw_report) {
- spin_unlock_irqrestore(&usbhid->outlock, flags);
dev_warn(&hid->dev, "output queueing failed\n");
return;
}
@@ -438,15 +517,10 @@
if (!test_and_set_bit(HID_OUT_RUNNING, &usbhid->iofl))
if (hid_submit_out(hid))
clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
-
- spin_unlock_irqrestore(&usbhid->outlock, flags);
return;
}
- spin_lock_irqsave(&usbhid->ctrllock, flags);
-
if ((head = (usbhid->ctrlhead + 1) & (HID_CONTROL_FIFO_SIZE - 1)) == usbhid->ctrltail) {
- spin_unlock_irqrestore(&usbhid->ctrllock, flags);
dev_warn(&hid->dev, "control queue full\n");
return;
}
@@ -454,7 +528,6 @@
if (dir == USB_DIR_OUT) {
usbhid->ctrl[usbhid->ctrlhead].raw_report = kmalloc(len, GFP_ATOMIC);
if (!usbhid->ctrl[usbhid->ctrlhead].raw_report) {
- spin_unlock_irqrestore(&usbhid->ctrllock, flags);
dev_warn(&hid->dev, "control queueing failed\n");
return;
}
@@ -467,15 +540,25 @@
if (!test_and_set_bit(HID_CTRL_RUNNING, &usbhid->iofl))
if (hid_submit_ctrl(hid))
clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
+}
- spin_unlock_irqrestore(&usbhid->ctrllock, flags);
+void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
+{
+ struct usbhid_device *usbhid = hid->driver_data;
+ unsigned long flags;
+
+ spin_lock_irqsave(&usbhid->lock, flags);
+ __usbhid_submit_report(hid, report, dir);
+ spin_unlock_irqrestore(&usbhid->lock, flags);
}
EXPORT_SYMBOL_GPL(usbhid_submit_report);
static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
{
struct hid_device *hid = input_get_drvdata(dev);
+ struct usbhid_device *usbhid = hid->driver_data;
struct hid_field *field;
+ unsigned long flags;
int offset;
if (type == EV_FF)
@@ -490,6 +573,15 @@
}
hid_set_field(field, offset, value);
+ if (value) {
+ spin_lock_irqsave(&usbhid->lock, flags);
+ usbhid->ledcount++;
+ spin_unlock_irqrestore(&usbhid->lock, flags);
+ } else {
+ spin_lock_irqsave(&usbhid->lock, flags);
+ usbhid->ledcount--;
+ spin_unlock_irqrestore(&usbhid->lock, flags);
+ }
usbhid_submit_report(hid, field->report, USB_DIR_OUT);
return 0;
@@ -538,15 +630,22 @@
struct usbhid_device *usbhid = hid->driver_data;
int res;
+ mutex_lock(&hid_open_mut);
if (!hid->open++) {
res = usb_autopm_get_interface(usbhid->intf);
+ /* the device must be awake to reliable request remote wakeup */
if (res < 0) {
hid->open--;
+ mutex_unlock(&hid_open_mut);
return -EIO;
}
+ usbhid->intf->needs_remote_wakeup = 1;
+ if (hid_start_in(hid))
+ hid_io_error(hid);
+
+ usb_autopm_put_interface(usbhid->intf);
}
- if (hid_start_in(hid))
- hid_io_error(hid);
+ mutex_unlock(&hid_open_mut);
return 0;
}
@@ -554,10 +653,22 @@
{
struct usbhid_device *usbhid = hid->driver_data;
+ mutex_lock(&hid_open_mut);
+
+ /* protecting hid->open to make sure we don't restart
+ * data acquistion due to a resumption we no longer
+ * care about
+ */
+ spin_lock_irq(&usbhid->lock);
if (!--hid->open) {
+ spin_unlock_irq(&usbhid->lock);
usb_kill_urb(usbhid->urbin);
- usb_autopm_put_interface(usbhid->intf);
+ flush_scheduled_work();
+ usbhid->intf->needs_remote_wakeup = 0;
+ } else {
+ spin_unlock_irq(&usbhid->lock);
}
+ mutex_unlock(&hid_open_mut);
}
/*
@@ -687,6 +798,25 @@
return ret;
}
+static void usbhid_restart_queues(struct usbhid_device *usbhid)
+{
+ if (usbhid->urbout)
+ usbhid_restart_out_queue(usbhid);
+ usbhid_restart_ctrl_queue(usbhid);
+}
+
+static void __usbhid_restart_queues(struct work_struct *work)
+{
+ struct usbhid_device *usbhid =
+ container_of(work, struct usbhid_device, restart_work);
+ int r;
+
+ r = usb_autopm_get_interface(usbhid->intf);
+ if (r < 0)
+ return;
+ usb_autopm_put_interface(usbhid->intf);
+}
+
static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
{
struct usbhid_device *usbhid = hid->driver_data;
@@ -711,6 +841,9 @@
quirks = usbhid_lookup_quirk(le16_to_cpu(dev->descriptor.idVendor),
le16_to_cpu(dev->descriptor.idProduct));
+ if (quirks & HID_QUIRK_IGNORE)
+ return -ENODEV;
+
/* Many keyboards and mice don't like to be polled for reports,
* so we will always set the HID_QUIRK_NOGET flag for them. */
if (interface->desc.bInterfaceSubClass == USB_INTERFACE_SUBCLASS_BOOT) {
@@ -850,11 +983,11 @@
init_waitqueue_head(&usbhid->wait);
INIT_WORK(&usbhid->reset_work, hid_reset);
+ INIT_WORK(&usbhid->restart_work, __usbhid_restart_queues);
setup_timer(&usbhid->io_retry, hid_retry_timeout, (unsigned long) hid);
- spin_lock_init(&usbhid->inlock);
- spin_lock_init(&usbhid->outlock);
- spin_lock_init(&usbhid->ctrllock);
+ spin_lock_init(&usbhid->lock);
+ spin_lock_init(&usbhid->lock);
usbhid->intf = intf;
usbhid->ifnum = interface->desc.bInterfaceNumber;
@@ -906,15 +1039,14 @@
return;
clear_bit(HID_STARTED, &usbhid->iofl);
- spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
+ spin_lock_irq(&usbhid->lock); /* Sync with error handler */
set_bit(HID_DISCONNECTED, &usbhid->iofl);
- spin_unlock_irq(&usbhid->inlock);
+ spin_unlock_irq(&usbhid->lock);
usb_kill_urb(usbhid->urbin);
usb_kill_urb(usbhid->urbout);
usb_kill_urb(usbhid->urbctrl);
- del_timer_sync(&usbhid->io_retry);
- cancel_work_sync(&usbhid->reset_work);
+ hid_cancel_delayed_stuff(usbhid);
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_disconnect(hid);
@@ -935,12 +1067,28 @@
hid_free_buffers(hid_to_usb_dev(hid), hid);
}
+static int usbhid_power(struct hid_device *hid, int lvl)
+{
+ int r = 0;
+
+ switch (lvl) {
+ case PM_HINT_FULLON:
+ r = usbhid_get_power(hid);
+ break;
+ case PM_HINT_NORMAL:
+ usbhid_put_power(hid);
+ break;
+ }
+ return r;
+}
+
static struct hid_ll_driver usb_hid_driver = {
.parse = usbhid_parse,
.start = usbhid_start,
.stop = usbhid_stop,
.open = usbhid_open,
.close = usbhid_close,
+ .power = usbhid_power,
.hidinput_input_event = usb_hidinput_input_event,
};
@@ -1049,19 +1197,126 @@
kfree(usbhid);
}
-static int hid_suspend(struct usb_interface *intf, pm_message_t message)
+static void hid_cancel_delayed_stuff(struct usbhid_device *usbhid)
{
- struct hid_device *hid = usb_get_intfdata (intf);
+ del_timer_sync(&usbhid->io_retry);
+ cancel_work_sync(&usbhid->restart_work);
+ cancel_work_sync(&usbhid->reset_work);
+}
+
+static void hid_cease_io(struct usbhid_device *usbhid)
+{
+ del_timer(&usbhid->io_retry);
+ usb_kill_urb(usbhid->urbin);
+ usb_kill_urb(usbhid->urbctrl);
+ usb_kill_urb(usbhid->urbout);
+}
+
+/* Treat USB reset pretty much the same as suspend/resume */
+static int hid_pre_reset(struct usb_interface *intf)
+{
+ struct hid_device *hid = usb_get_intfdata(intf);
struct usbhid_device *usbhid = hid->driver_data;
- if (!test_bit(HID_STARTED, &usbhid->iofl))
- return 0;
+ spin_lock_irq(&usbhid->lock);
+ set_bit(HID_RESET_PENDING, &usbhid->iofl);
+ spin_unlock_irq(&usbhid->lock);
+ cancel_work_sync(&usbhid->restart_work);
+ hid_cease_io(usbhid);
- spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
- set_bit(HID_SUSPENDED, &usbhid->iofl);
- spin_unlock_irq(&usbhid->inlock);
- del_timer_sync(&usbhid->io_retry);
- usb_kill_urb(usbhid->urbin);
+ return 0;
+}
+
+/* Same routine used for post_reset and reset_resume */
+static int hid_post_reset(struct usb_interface *intf)
+{
+ struct usb_device *dev = interface_to_usbdev (intf);
+ struct hid_device *hid = usb_get_intfdata(intf);
+ struct usbhid_device *usbhid = hid->driver_data;
+ int status;
+
+ spin_lock_irq(&usbhid->lock);
+ clear_bit(HID_RESET_PENDING, &usbhid->iofl);
+ spin_unlock_irq(&usbhid->lock);
+ hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0);
+ /* FIXME: Any more reinitialization needed? */
+ status = hid_start_in(hid);
+ if (status < 0)
+ hid_io_error(hid);
+ usbhid_restart_queues(usbhid);
+
+ return 0;
+}
+
+int usbhid_get_power(struct hid_device *hid)
+{
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ return usb_autopm_get_interface(usbhid->intf);
+}
+
+void usbhid_put_power(struct hid_device *hid)
+{
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ usb_autopm_put_interface(usbhid->intf);
+}
+
+
+#ifdef CONFIG_PM
+static int hid_suspend(struct usb_interface *intf, pm_message_t message)
+{
+ struct hid_device *hid = usb_get_intfdata(intf);
+ struct usbhid_device *usbhid = hid->driver_data;
+ struct usb_device *udev = interface_to_usbdev(intf);
+ int status;
+
+ if (udev->auto_pm) {
+ spin_lock_irq(&usbhid->lock); /* Sync with error handler */
+ if (!test_bit(HID_RESET_PENDING, &usbhid->iofl)
+ && !test_bit(HID_CLEAR_HALT, &usbhid->iofl)
+ && !test_bit(HID_OUT_RUNNING, &usbhid->iofl)
+ && !test_bit(HID_CTRL_RUNNING, &usbhid->iofl)
+ && !test_bit(HID_KEYS_PRESSED, &usbhid->iofl)
+ && (!usbhid->ledcount || ignoreled))
+ {
+ set_bit(HID_REPORTED_IDLE, &usbhid->iofl);
+ spin_unlock_irq(&usbhid->lock);
+ } else {
+ usbhid_mark_busy(usbhid);
+ spin_unlock_irq(&usbhid->lock);
+ return -EBUSY;
+ }
+
+ } else {
+ spin_lock_irq(&usbhid->lock);
+ set_bit(HID_REPORTED_IDLE, &usbhid->iofl);
+ spin_unlock_irq(&usbhid->lock);
+ if (usbhid_wait_io(hid) < 0)
+ return -EIO;
+ }
+
+ if (!ignoreled && udev->auto_pm) {
+ spin_lock_irq(&usbhid->lock);
+ if (test_bit(HID_LED_ON, &usbhid->iofl)) {
+ spin_unlock_irq(&usbhid->lock);
+ usbhid_mark_busy(usbhid);
+ return -EBUSY;
+ }
+ spin_unlock_irq(&usbhid->lock);
+ }
+
+ hid_cancel_delayed_stuff(usbhid);
+ hid_cease_io(usbhid);
+
+ if (udev->auto_pm && test_bit(HID_KEYS_PRESSED, &usbhid->iofl)) {
+ /* lost race against keypresses */
+ status = hid_start_in(hid);
+ if (status < 0)
+ hid_io_error(hid);
+ usbhid_mark_busy(usbhid);
+ return -EBUSY;
+ }
dev_dbg(&intf->dev, "suspend\n");
return 0;
}
@@ -1075,32 +1330,33 @@
if (!test_bit(HID_STARTED, &usbhid->iofl))
return 0;
- clear_bit(HID_SUSPENDED, &usbhid->iofl);
+ clear_bit(HID_REPORTED_IDLE, &usbhid->iofl);
+ usbhid_mark_busy(usbhid);
+
+ if (test_bit(HID_CLEAR_HALT, &usbhid->iofl) ||
+ test_bit(HID_RESET_PENDING, &usbhid->iofl))
+ schedule_work(&usbhid->reset_work);
usbhid->retry_delay = 0;
status = hid_start_in(hid);
- dev_dbg(&intf->dev, "resume status %d\n", status);
- return status;
-}
+ if (status < 0)
+ hid_io_error(hid);
+ usbhid_restart_queues(usbhid);
-/* Treat USB reset pretty much the same as suspend/resume */
-static int hid_pre_reset(struct usb_interface *intf)
-{
- /* FIXME: What if the interface is already suspended? */
- hid_suspend(intf, PMSG_ON);
+ dev_dbg(&intf->dev, "resume status %d\n", status);
return 0;
}
-/* Same routine used for post_reset and reset_resume */
-static int hid_post_reset(struct usb_interface *intf)
+static int hid_reset_resume(struct usb_interface *intf)
{
- struct usb_device *dev = interface_to_usbdev (intf);
+ struct hid_device *hid = usb_get_intfdata(intf);
+ struct usbhid_device *usbhid = hid->driver_data;
- hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0);
- /* FIXME: Any more reinitialization needed? */
-
- return hid_resume(intf);
+ clear_bit(HID_REPORTED_IDLE, &usbhid->iofl);
+ return hid_post_reset(intf);
}
+#endif /* CONFIG_PM */
+
static struct usb_device_id hid_usb_ids [] = {
{ .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS,
.bInterfaceClass = USB_INTERFACE_CLASS_HID },
@@ -1113,9 +1369,11 @@
.name = "usbhid",
.probe = hid_probe,
.disconnect = hid_disconnect,
+#ifdef CONFIG_PM
.suspend = hid_suspend,
.resume = hid_resume,
- .reset_resume = hid_post_reset,
+ .reset_resume = hid_reset_resume,
+#endif
.pre_reset = hid_pre_reset,
.post_reset = hid_post_reset,
.id_table = hid_usb_ids,
@@ -1134,7 +1392,11 @@
static int __init hid_init(void)
{
- int retval;
+ int retval = -ENOMEM;
+
+ resumption_waker = create_freezeable_workqueue("usbhid_resumer");
+ if (!resumption_waker)
+ goto no_queue;
retval = hid_register_driver(&hid_usb_driver);
if (retval)
goto hid_register_fail;
@@ -1158,6 +1420,8 @@
usbhid_quirks_init_fail:
hid_unregister_driver(&hid_usb_driver);
hid_register_fail:
+ destroy_workqueue(resumption_waker);
+no_queue:
return retval;
}
@@ -1167,6 +1431,7 @@
hiddev_exit();
usbhid_quirks_exit();
hid_unregister_driver(&hid_usb_driver);
+ destroy_workqueue(resumption_waker);
}
module_init(hid_init);
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index aa21417..e9b436d 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -246,10 +246,12 @@
spin_unlock_irqrestore(&list->hiddev->list_lock, flags);
if (!--list->hiddev->open) {
- if (list->hiddev->exist)
+ if (list->hiddev->exist) {
usbhid_close(list->hiddev->hid);
- else
+ usbhid_put_power(list->hiddev->hid);
+ } else {
kfree(list->hiddev);
+ }
}
kfree(list);
@@ -300,6 +302,17 @@
list_add_tail(&list->node, &hiddev_table[i]->list);
spin_unlock_irq(&list->hiddev->list_lock);
+ if (!list->hiddev->open++)
+ if (list->hiddev->exist) {
+ struct hid_device *hid = hiddev_table[i]->hid;
+ res = usbhid_get_power(hid);
+ if (res < 0) {
+ res = -EIO;
+ goto bail;
+ }
+ usbhid_open(hid);
+ }
+
return 0;
bail:
file->private_data = NULL;
@@ -875,16 +888,21 @@
hiddev->hid = hid;
hiddev->exist = 1;
+ /* when lock_kernel() usage is fixed in usb_open(),
+ * we could also fix it here */
+ lock_kernel();
retval = usb_register_dev(usbhid->intf, &hiddev_class);
if (retval) {
err_hid("Not able to get a minor for this device.");
hid->hiddev = NULL;
+ unlock_kernel();
kfree(hiddev);
return -1;
} else {
hid->minor = usbhid->intf->minor;
hiddev_table[usbhid->intf->minor - HIDDEV_MINOR_BASE] = hiddev;
}
+ unlock_kernel();
return 0;
}
diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h
index 9eb3056..08f505c 100644
--- a/drivers/hid/usbhid/usbhid.h
+++ b/drivers/hid/usbhid/usbhid.h
@@ -38,7 +38,10 @@
void usbhid_close(struct hid_device *hid);
int usbhid_open(struct hid_device *hid);
void usbhid_init_reports(struct hid_device *hid);
-void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir);
+void usbhid_submit_report
+(struct hid_device *hid, struct hid_report *report, unsigned char dir);
+int usbhid_get_power(struct hid_device *hid);
+void usbhid_put_power(struct hid_device *hid);
/* iofl flags */
#define HID_CTRL_RUNNING 1
@@ -49,6 +52,9 @@
#define HID_CLEAR_HALT 6
#define HID_DISCONNECTED 7
#define HID_STARTED 8
+#define HID_REPORTED_IDLE 9
+#define HID_KEYS_PRESSED 10
+#define HID_LED_ON 11
/*
* USB-specific HID struct, to be pointed to
@@ -66,7 +72,6 @@
struct urb *urbin; /* Input URB */
char *inbuf; /* Input buffer */
dma_addr_t inbuf_dma; /* Input buffer dma */
- spinlock_t inlock; /* Input fifo spinlock */
struct urb *urbctrl; /* Control URB */
struct usb_ctrlrequest *cr; /* Control request struct */
@@ -75,21 +80,22 @@
unsigned char ctrlhead, ctrltail; /* Control fifo head & tail */
char *ctrlbuf; /* Control buffer */
dma_addr_t ctrlbuf_dma; /* Control buffer dma */
- spinlock_t ctrllock; /* Control fifo spinlock */
struct urb *urbout; /* Output URB */
struct hid_output_fifo out[HID_CONTROL_FIFO_SIZE]; /* Output pipe fifo */
unsigned char outhead, outtail; /* Output pipe fifo head & tail */
char *outbuf; /* Output buffer */
dma_addr_t outbuf_dma; /* Output buffer dma */
- spinlock_t outlock; /* Output fifo spinlock */
+ spinlock_t lock; /* fifo spinlock */
unsigned long iofl; /* I/O flags (CTRL_RUNNING, OUT_RUNNING) */
struct timer_list io_retry; /* Retry timer */
unsigned long stop_retry; /* Time to give up, in jiffies */
unsigned int retry_delay; /* Delay length in ms */
struct work_struct reset_work; /* Task context for resets */
+ struct work_struct restart_work; /* waking up for output to be done in a task */
wait_queue_head_t wait; /* For sleeping */
+ int ledcount; /* counting the number of active leds */
};
#define hid_to_usb_dev(hid_dev) \
diff --git a/include/linux/hid.h b/include/linux/hid.h
index fa8ee9c..a72876e 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -270,6 +270,7 @@
#define HID_QUIRK_INVERT 0x00000001
#define HID_QUIRK_NOTOUCH 0x00000002
+#define HID_QUIRK_IGNORE 0x00000004
#define HID_QUIRK_NOGET 0x00000008
#define HID_QUIRK_BADPAD 0x00000020
#define HID_QUIRK_MULTI_INPUT 0x00000040
@@ -603,12 +604,17 @@
int (*open)(struct hid_device *hdev);
void (*close)(struct hid_device *hdev);
+ int (*power)(struct hid_device *hdev, int level);
+
int (*hidinput_input_event) (struct input_dev *idev, unsigned int type,
unsigned int code, int value);
int (*parse)(struct hid_device *hdev);
};
+#define PM_HINT_FULLON 1<<5
+#define PM_HINT_NORMAL 1<<1
+
/* Applications from HID Usage Tables 4/8/99 Version 1.1 */
/* We ignore a few input applications that are not widely used */
#define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001) || (a == 0x000d0002))
@@ -641,6 +647,7 @@
void hid_output_report(struct hid_report *report, __u8 *data);
struct hid_device *hid_allocate_device(void);
int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size);
+int hid_check_keys_pressed(struct hid_device *hid);
int hid_connect(struct hid_device *hid, unsigned int connect_mask);
/**
@@ -791,21 +798,5 @@
__FILE__ , ## arg)
#endif /* HID_FF */
-#ifdef __KERNEL__
-#ifdef CONFIG_HID_COMPAT
-#define HID_COMPAT_LOAD_DRIVER(name) \
-/* prototype to avoid sparse warning */ \
-extern void hid_compat_##name(void); \
-void hid_compat_##name(void) { } \
-EXPORT_SYMBOL(hid_compat_##name)
-#else
-#define HID_COMPAT_LOAD_DRIVER(name)
-#endif /* HID_COMPAT */
-#define HID_COMPAT_CALL_DRIVER(name) do { \
- extern void hid_compat_##name(void); \
- hid_compat_##name(); \
-} while (0)
-#endif /* __KERNEL__ */
-
#endif