Commit 7fc602db authored by Jesse Zhang's avatar Jesse Zhang Committed by Alex Deucher
Browse files

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: default avatarAaron Liu <aaron.liu@amd.com>
Signed-off-by: default avatarJesse zhang <jesse.zhang@amd.com>
Reviewed-by: default avatarAaron Liu <aaron.liu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 60ecaaf5

drivers/gpu/drm/amd/amdgpu/psp_v10_0.c

+7 −1
Original line number Diff line number Diff line
@@ -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,