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 510df1134b56..ef9df52dd34b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -12309,10 +12309,9 @@ static int dm_crtc_get_cursor_mode(struct amdgpu_device *adev, /* Overlay cursor not supported on HW before DCN * DCN401 does not have the cursor-on-scaled-plane or cursor-on-yuv-plane restrictions - * as previous DCN generations, so enable native mode on DCN401 in addition to DCE + * as previous DCN generations, so enable native mode on DCN401 */ - if (amdgpu_ip_version(adev, DCE_HWIP, 0) == 0 || - amdgpu_ip_version(adev, DCE_HWIP, 0) == IP_VERSION(4, 0, 1)) { + if (amdgpu_ip_version(adev, DCE_HWIP, 0) == IP_VERSION(4, 0, 1)) { *cursor_mode = DM_CURSOR_NATIVE_MODE; return 0; } @@ -12632,6 +12631,12 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, * need to be added for DC to not disable a plane by mistake */ if (dm_new_crtc_state->cursor_mode == DM_CURSOR_OVERLAY_MODE) { + if (amdgpu_ip_version(adev, DCE_HWIP, 0) == 0) { + drm_dbg(dev, "Overlay cursor not supported on DCE\n"); + ret = -EINVAL; + goto fail; + } + ret = drm_atomic_add_affected_planes(state, crtc); if (ret) goto fail;