diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2024-03-15 15:10:05 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-03-20 13:12:58 -0400 |
| commit | 9b3fec307f50ae62bd20281c277e9510c631000b (patch) | |
| tree | 5db8cb981dedb5907bd26e8b85c878a8da5d3aa0 | |
| parent | 43bda3e782fb54dd13e0b9f2c0f77940b84a0a0b (diff) | |
| download | linux-9b3fec307f50ae62bd20281c277e9510c631000b.tar.gz | |
drm/amdgpu: Bypass display ta if display hw is not available
Do not load/invoke display TA if display hardware
is not available.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 3c2b1413058bb7..94b310fdb719d4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -1830,6 +1830,10 @@ static int psp_hdcp_initialize(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; + /* bypass hdcp initialization if dmu is harvested */ + if (!amdgpu_device_has_display_hardware(psp->adev)) + return 0; + if (!psp->hdcp_context.context.bin_desc.size_bytes || !psp->hdcp_context.context.bin_desc.start_addr) { dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n"); @@ -1862,6 +1866,9 @@ int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id) if (amdgpu_sriov_vf(psp->adev)) return 0; + if (!psp->hdcp_context.context.initialized) + return 0; + return psp_ta_invoke(psp, ta_cmd_id, &psp->hdcp_context.context); } @@ -1897,6 +1904,10 @@ static int psp_dtm_initialize(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; + /* bypass dtm initialization if dmu is harvested */ + if (!amdgpu_device_has_display_hardware(psp->adev)) + return 0; + if (!psp->dtm_context.context.bin_desc.size_bytes || !psp->dtm_context.context.bin_desc.start_addr) { dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n"); @@ -1929,6 +1940,9 @@ int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id) if (amdgpu_sriov_vf(psp->adev)) return 0; + if (!psp->dtm_context.context.initialized) + return 0; + return psp_ta_invoke(psp, ta_cmd_id, &psp->dtm_context.context); } @@ -2063,6 +2077,10 @@ static int psp_securedisplay_initialize(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; + /* bypass securedisplay initialization if dmu is harvested */ + if (!amdgpu_device_has_display_hardware(psp->adev)) + return 0; + if (!psp->securedisplay_context.context.bin_desc.size_bytes || !psp->securedisplay_context.context.bin_desc.start_addr) { dev_info(psp->adev->dev, "SECUREDISPLAY: securedisplay ta ucode is not available\n"); |