On Fri, Oct 04, 2019 at 04:50:54PM +0200, Hans de Goede wrote:
> Unfortunately sofar we have been unable to get permission to redistribute
> icn8505 touchscreen firmwares in linux-firmware. This means that people
> need to find and install the firmware themselves before the touchscreen
> will work
>
> Some UEFI/x86 tablets with an icn8505 touchscreen have a copy of the fw
> embedded in their UEFI boot-services code.
>
> This commit makes the icn8505 driver use the new firmware_request_platform
> function, which will fallback to looking for such an embedded copy when
> direct filesystem lookup fails. This will make the touchscreen work OOTB
> on devices where there is a fw copy embedded in the UEFI code.
>
> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Acked-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Feel free to merge with the rest of the series.
> ---
> drivers/input/touchscreen/chipone_icn8505.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/input/touchscreen/chipone_icn8505.c b/drivers/input/touchscreen/chipone_icn8505.c
> index c768186ce856..f9ca5502ac8c 100644
> --- a/drivers/input/touchscreen/chipone_icn8505.c
> +++ b/drivers/input/touchscreen/chipone_icn8505.c
> @@ -288,7 +288,7 @@ static int icn8505_upload_fw(struct icn8505_data *icn8505)
> * we may need it at resume. Having loaded it once will make the
> * firmware class code cache it at suspend/resume.
> */
> - error = request_firmware(&fw, icn8505->firmware_name, dev);
> + error = firmware_request_platform(&fw, icn8505->firmware_name, dev);
> if (error) {
> dev_err(dev, "Firmware request error %d\n", error);
> return error;
> --
> 2.23.0
>
--
Dmitry
