linux/drivers/gpu
Dan Carpenter 85b4587f8e drm/panel: rpi-touchscreen: propagate errors in rpi_touchscreen_i2c_read()
There is one caller which checks whether rpi_touchscreen_i2c_read()
returns negative error codes.  Currently it can't because negative
error codes are truncated to u8, but that's easy to fix if we change the
type to int.

Fixes: 2f733d6194 ("drm/panel: Add support for the Raspberry Pi 7" Touchscreen.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20171020002845.kar2wg7gqxg7tzqi@mwanda
Reviewed-by: Eric Anholt <eric@anholt.net>
2017-10-30 16:55:20 -07:00
..
drm drm/panel: rpi-touchscreen: propagate errors in rpi_touchscreen_i2c_read() 2017-10-30 16:55:20 -07:00
host1x drm/tegra: Changes for v4.14-rc1 2017-08-21 17:37:33 +10:00
ipu-v3 main drm pull request for 4.14 merge window 2017-09-03 17:02:26 -07:00
vga vgaarb: Factor out EFI and fallback default device selection 2017-10-18 10:04:56 +02:00
Makefile