From 73e4008ddddc84d5f2499c17012b340a0dae153e Mon Sep 17 00:00:00 2001 From: Nikolai Kondrashov Date: Fri, 6 Aug 2010 23:03:06 +0400 Subject: HID: allow resizing and replacing report descriptors Update hid_driver's report_fixup prototype to allow changing report descriptor size and/or returning completely different report descriptor. Update existing usage accordingly. This is to give more freedom in descriptor fixup and to allow having a whole fixed descriptor in the code for the sake of readability. Signed-off-by: Nikolai Kondrashov Signed-off-by: Jiri Kosina --- drivers/hid/hid-monterey.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'drivers/hid/hid-monterey.c') diff --git a/drivers/hid/hid-monterey.c b/drivers/hid/hid-monterey.c index 2cd05aa..c95c31e 100644 --- a/drivers/hid/hid-monterey.c +++ b/drivers/hid/hid-monterey.c @@ -22,14 +22,15 @@ #include "hid-ids.h" -static void mr_report_fixup(struct hid_device *hdev, __u8 *rdesc, - unsigned int rsize) +static __u8 *mr_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) { - if (rsize >= 30 && rdesc[29] == 0x05 && rdesc[30] == 0x09) { + if (*rsize >= 30 && rdesc[29] == 0x05 && rdesc[30] == 0x09) { dev_info(&hdev->dev, "fixing up button/consumer in HID report " "descriptor\n"); rdesc[30] = 0x0c; } + return rdesc; } #define mr_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ -- cgit v1.1