The path for the "mod_info_packet.h" header file is incomplete, so add its location to the header search path in the amdgpu Makefile. See on ARCH=alpha (275 times in one build). In file included from ../drivers/gpu/drm/amd/amdgpu/amdgpu.h:90, from ../drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c:43: ../drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.h:62:10: fatal error: mod_info_packet.h: No such file or directory 62 | #include "mod_info_packet.h" | ^~~~~~~~~~~~~~~~~~~ compilation terminated. Fixes: 5b49da02ddbe ("drm/amd/display: Enable Freesync over PCon") Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: Signed-off-by: Sung Joon Kim <sungkim@xxxxxxx> Cc: Alex Deucher <alexander.deucher@xxxxxxx> Cc: Christian König <christian.koenig@xxxxxxx> Cc: "Pan, Xinhui" <Xinhui.Pan@xxxxxxx> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx --- drivers/gpu/drm/amd/amdgpu/Makefile | 1 + 1 file changed, 1 insertion(+) diff -- a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -34,6 +34,7 @@ ccflags-y := -I$(FULL_AMD_PATH)/include/ -I$(FULL_AMD_PATH)/acp/include \ -I$(FULL_AMD_DISPLAY_PATH) \ -I$(FULL_AMD_DISPLAY_PATH)/include \ + -I$(FULL_AMD_DISPLAY_PATH)/modules/inc \ -I$(FULL_AMD_DISPLAY_PATH)/dc \ -I$(FULL_AMD_DISPLAY_PATH)/amdgpu_dm \ -I$(FULL_AMD_PATH)/amdkfd