On Thu, 4 Sep 2014, John DeSilva wrote:
> The report descriptor for the HOLTEK USB ID 04d9:a0c2 (ETEKCITY Scroll
> T-140 Gaming Mouse) is set to a very large amount of consumer usages
> (2^16), exceeding HID_MAX_USAGES. Added id, bindings and comments for
> the mouse, and reduced the usage and logical maximums to 0x2fff,
> consistent with the other mice in the category.
> Tested on the hardware.
>
> Signed-off-by: John C. DeSilva <[email protected]>
Thanks for the patch.
> ---
> drivers/hid/hid-holtek-mouse.c | 4 ++++
> drivers/hid/hid-ids.h | 1 +
> 2 files changed, 5 insertions(+)
>
> diff --git a/drivers/hid/hid-holtek-mouse.c b/drivers/hid/hid-holtek-mouse.c
> index d60fbd0..78b3a0c 100644
> --- a/drivers/hid/hid-holtek-mouse.c
> +++ b/drivers/hid/hid-holtek-mouse.c
> @@ -29,6 +29,7 @@
> * and Zalman ZM-GM1
> * - USB ID 04d9:a081, sold as SHARKOON DarkGlider Gaming mouse
> * - USB ID 04d9:a072, sold as LEETGION Hellion Gaming Mouse
> + * - USB ID 04d9:a0c2, sold as ETEKCITY Scroll T-140 Gaming Mouse
> */
>
> static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc,
> @@ -42,6 +43,7 @@ static __u8 *holtek_mouse_report_fixup(struct hid_device
> *hdev, __u8 *rdesc,
> switch (hdev->product) {
> case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067:
> case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072:
> + case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2:
> if (*rsize >= 122 && rdesc[115] == 0xff && rdesc[116]
> == 0x7f
> && rdesc[120] == 0xff && rdesc[121] ==
> 0x7f) {
> hid_info(hdev, "Fixing up report descriptor\n");
> @@ -74,6 +76,8 @@ static const struct hid_device_id holtek_mouse_devices[] = {
> USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
> { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT,
> USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
> + { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT,
> + USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
You also need entry in hid_have_special_driver[] to make sure that
hid-core doesn't override hid-holtek-mouse.
Could you please fix that and resend? Thanks.
> { }
> };
> MODULE_DEVICE_TABLE(hid, holtek_mouse_devices);
> diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
> index 25cd674..c7b36ad 100644
> --- a/drivers/hid/hid-ids.h
> +++ b/drivers/hid/hid-ids.h
> @@ -479,6 +479,7 @@
> #define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070 0xa070
> #define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072 0xa072
> #define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081 0xa081
> +#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2 0xa0c2
> #define USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A096 0xa096
>
> #define USB_VENDOR_ID_IMATION 0x0718
> --
> 1.8.5.5
>
--
Jiri Kosina
SUSE Labs
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