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drm/amdgpu: don't enable secure display on incompatible platforms 

[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@amd.com>
Signed-off-by: Jesse zhang <jesse.zhang@amd.com>
Reviewed-by: Aaron Liu <aaron.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jesse Zhang 2023-05-18 09:46:22 +08:00 committed by Alex Deucher
parent 6091ede913
commit b3122c9269
1 changed files with 7 additions and 1 deletions
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8
drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
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@ -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,