Hi Arnd. On Mon, Jun 17, 2019 at 02:38:55PM +0200, Arnd Bergmann wrote: > Some randconfig builds fail to compile the dcn10 code because of > a missing declaration: > > drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c: In function 'dcn10_apply_ctx_for_surface': > drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:2378:3: error: implicit declaration of function 'udelay' [-Werror=implicit-function-declaration] > > Include the appropriate kernel header. > > Fixes: 9ed43ef84d9d ("drm/amd/display: Add Underflow Asserts to dc") > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > --- > drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c > index 1ac9a4f03990..d87ddc7de9c6 100644 > --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c > +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c > @@ -22,6 +22,7 @@ > * Authors: AMD > * > */ > +#include <linux/delay.h> > > #include <linux/delay.h> > #include "dm_services.h" Something has gone wrong here, as you add a second include of linux/delay.h. We had this problem before, which Alex fixed by applying a patch to include linux/delay.h Sam _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx