Input: keyspan_remote - add support for loadable keymaps
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/misc/keyspan_remote.c b/drivers/input/misc/keyspan_remote.c
index fd74347..86ddd72 100644
--- a/drivers/input/misc/keyspan_remote.c
+++ b/drivers/input/misc/keyspan_remote.c
@@ -46,53 +46,12 @@
#define RECV_SIZE 8 /* The UIA-11 type have a 8 byte limit. */
-/* table of devices that work with this driver */
-static struct usb_device_id keyspan_table[] = {
- { USB_DEVICE(USB_KEYSPAN_VENDOR_ID, USB_KEYSPAN_PRODUCT_UIA11) },
- { } /* Terminating entry */
-};
-
-/* Structure to store all the real stuff that a remote sends to us. */
-struct keyspan_message {
- u16 system;
- u8 button;
- u8 toggle;
-};
-
-/* Structure used for all the bit testing magic needed to be done. */
-struct bit_tester {
- u32 tester;
- int len;
- int pos;
- int bits_left;
- u8 buffer[32];
-};
-
-/* Structure to hold all of our driver specific stuff */
-struct usb_keyspan {
- char name[128];
- char phys[64];
- struct usb_device* udev;
- struct input_dev *input;
- struct usb_interface* interface;
- struct usb_endpoint_descriptor* in_endpoint;
- struct urb* irq_urb;
- int open;
- dma_addr_t in_dma;
- unsigned char* in_buffer;
-
- /* variables used to parse messages from remote. */
- struct bit_tester data;
- int stage;
- int toggle;
-};
-
/*
* Table that maps the 31 possible keycodes to input keys.
* Currently there are 15 and 17 button models so RESERVED codes
* are blank areas in the mapping.
*/
-static const int keyspan_key_table[] = {
+static const unsigned short keyspan_key_table[] = {
KEY_RESERVED, /* 0 is just a place holder. */
KEY_RESERVED,
KEY_STOP,
@@ -127,6 +86,48 @@
KEY_MENU
};
+/* table of devices that work with this driver */
+static struct usb_device_id keyspan_table[] = {
+ { USB_DEVICE(USB_KEYSPAN_VENDOR_ID, USB_KEYSPAN_PRODUCT_UIA11) },
+ { } /* Terminating entry */
+};
+
+/* Structure to store all the real stuff that a remote sends to us. */
+struct keyspan_message {
+ u16 system;
+ u8 button;
+ u8 toggle;
+};
+
+/* Structure used for all the bit testing magic needed to be done. */
+struct bit_tester {
+ u32 tester;
+ int len;
+ int pos;
+ int bits_left;
+ u8 buffer[32];
+};
+
+/* Structure to hold all of our driver specific stuff */
+struct usb_keyspan {
+ char name[128];
+ char phys[64];
+ unsigned short keymap[ARRAY_SIZE(keyspan_key_table)];
+ struct usb_device *udev;
+ struct input_dev *input;
+ struct usb_interface *interface;
+ struct usb_endpoint_descriptor *in_endpoint;
+ struct urb* irq_urb;
+ int open;
+ dma_addr_t in_dma;
+ unsigned char *in_buffer;
+
+ /* variables used to parse messages from remote. */
+ struct bit_tester data;
+ int stage;
+ int toggle;
+};
+
static struct usb_driver keyspan_driver;
/*
@@ -173,6 +174,15 @@
return 0;
}
+static void keyspan_report_button(struct usb_keyspan *remote, int button, int press)
+{
+ struct input_dev *input = remote->input;
+
+ input_event(input, EV_MSC, MSC_SCAN, button);
+ input_report_key(input, remote->keymap[button], press);
+ input_sync(input);
+}
+
/*
* Routine that handles all the logic needed to parse out the message from the remote.
*/
@@ -311,9 +321,8 @@
__FUNCTION__, message.system, message.button, message.toggle);
if (message.toggle != remote->toggle) {
- input_report_key(remote->input, keyspan_key_table[message.button], 1);
- input_report_key(remote->input, keyspan_key_table[message.button], 0);
- input_sync(remote->input);
+ keyspan_report_button(remote, message.button, 1);
+ keyspan_report_button(remote, message.button, 0);
remote->toggle = message.toggle;
}
@@ -491,16 +500,21 @@
usb_make_path(udev, remote->phys, sizeof(remote->phys));
strlcat(remote->phys, "/input0", sizeof(remote->phys));
+ memcpy(remote->keymap, keyspan_key_table, sizeof(remote->keymap));
input_dev->name = remote->name;
input_dev->phys = remote->phys;
usb_to_input_id(udev, &input_dev->id);
input_dev->dev.parent = &interface->dev;
+ input_dev->keycode = remote->keymap;
+ input_dev->keycodesize = sizeof(unsigned short);
+ input_dev->keycodemax = ARRAY_SIZE(remote->keymap);
- input_dev->evbit[0] = BIT_MASK(EV_KEY); /* We will only report KEY events. */
+ input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+ __set_bit(EV_KEY, input_dev->evbit);
for (i = 0; i < ARRAY_SIZE(keyspan_key_table); i++)
- if (keyspan_key_table[i] != KEY_RESERVED)
- set_bit(keyspan_key_table[i], input_dev->keybit);
+ __set_bit(keyspan_key_table[i], input_dev->keybit);
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
input_set_drvdata(input_dev, remote);
@@ -508,12 +522,14 @@
input_dev->close = keyspan_close;
/*
- * Initialize the URB to access the device. The urb gets sent to the device in keyspan_open()
+ * Initialize the URB to access the device.
+ * The urb gets sent to the device in keyspan_open()
*/
usb_fill_int_urb(remote->irq_urb,
- remote->udev, usb_rcvintpipe(remote->udev, remote->in_endpoint->bEndpointAddress),
+ remote->udev,
+ usb_rcvintpipe(remote->udev, endpoint->bEndpointAddress),
remote->in_buffer, RECV_SIZE, keyspan_irq_recv, remote,
- remote->in_endpoint->bInterval);
+ endpoint->bInterval);
remote->irq_urb->transfer_dma = remote->in_dma;
remote->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;