[why]
[drm] psp gfx command LOAD_TA(0x1) failed and response status is (0x7)
[drm] psp gfx command INVOKE_CMD(0x3) failed and response status is (0x4)
amdgpu 0000:04:00.0: amdgpu: Secure display: Generic Failure.
[how]
don't enable secure display on incompatible platforms
Suggested-by: Aaron Liu <aaron.liu@xxxxxxx>
Signed-off-by: Jesse zhang <jesse.zhang@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
index e1b7fca09666..5f10883da6a2 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
@@ -57,7 +57,13 @@ static int psp_v10_0_init_microcode(struct psp_context *psp)
if (err)
return err;
- return psp_init_ta_microcode(psp, ucode_prefix);
+ err = psp_init_ta_microcode(psp, ucode_prefix);
+ if ((adev->ip_versions[GC_HWIP][0] == IP_VERSION(9, 1, 0)) &&
+ (adev->pdev->revision == 0xa1) &&
+ (psp->securedisplay_context.context.bin_desc.fw_version >= 0x27000008)) {
+ adev->psp.securedisplay_context.context.bin_desc.size_bytes = 0;
+ }
+ return err;
}
static int psp_v10_0_ring_create(struct psp_context *psp,
--
2.25.1
