From: Randy Dunlap <[email protected]> Fix build errors in panel-samsung-s6e3ha2.c driver build. The driver uses backlight interfaces so it should depend on BACKLIGHT_CLASS_DEVICE.
drivers/built-in.o: In function `s6e3ha2_remove': panel-samsung-s6e3ha2.c:(.text+0xe49c2): undefined reference to `backlight_device_unregister' drivers/built-in.o: In function `s6e3ha2_probe': panel-samsung-s6e3ha2.c:(.text+0xe4dad): undefined reference to `backlight_device_register' panel-samsung-s6e3ha2.c:(.text+0xe4e33): undefined reference to `backlight_device_unregister' Reported-by: kbuild test robot <[email protected]> Signed-off-by: Randy Dunlap <[email protected]> Cc: David Airlie <[email protected]> Cc: [email protected] Cc: Hoegeun Kwon <[email protected]> --- drivers/gpu/drm/panel/Kconfig | 1 + 1 file changed, 1 insertion(+) --- lnx-412-rc5.orig/drivers/gpu/drm/panel/Kconfig +++ lnx-412-rc5/drivers/gpu/drm/panel/Kconfig @@ -66,6 +66,7 @@ config DRM_PANEL_SAMSUNG_S6E3HA2 tristate "Samsung S6E3HA2 DSI video mode panel" depends on OF depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE select VIDEOMODE_HELPERS config DRM_PANEL_SAMSUNG_S6E8AA0
