From f3cd57e499e6904b7e356d11bd33d617341b3f24 Mon Sep 17 00:00:00 2001 From: Roman Li Date: Tue, 19 Jul 2022 11:55:07 -0400 Subject: [PATCH] drm/amd/display: Disable dmcu fw loading for dcn314 [Why] DCN 3.1.4 uses dmub not dmcu. Attempt to identify dmcu firmware for dcn314 results in dm init error: "Unsupported ASIC type" [How] Add dcn314 to the list of asics that don't require dmcu Signed-off-by: Roman Li Reviewed-by: Alex Deucher Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 4e51b06fcdd9..a9f9c929dca6 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1805,6 +1805,7 @@ static int load_dmcu_fw(struct amdgpu_device *adev) case IP_VERSION(3, 0, 1): case IP_VERSION(3, 1, 2): case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): case IP_VERSION(3, 1, 5): case IP_VERSION(3, 1, 6): case IP_VERSION(3, 2, 0): -- 2.34.1