From e66c07864e53253ba15c983f89ba68333b2bab22 Mon Sep 17 00:00:00 2001 From: Boyuan Zhang Date: Fri, 28 Mar 2025 13:43:53 -0400 Subject: [PATCH] drm/amdgpu: enable FW workaround for VCN 4_0_5 Enabling VCN FW workaround for drm key injection through shared memory for vcn 4_0_5 Signed-off-by: Boyuan Zhang Reviewed-by: Leo Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c index ba603b2246e2..a8cfc63713ad 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c @@ -207,6 +207,10 @@ static int vcn_v4_0_5_sw_init(struct amdgpu_ip_block *ip_block) if (amdgpu_sriov_vf(adev)) fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG); + fw_shared->present_flag_0 |= AMDGPU_FW_SHARED_FLAG_0_DRM_KEY_INJECT; + fw_shared->drm_key_wa.method = + AMDGPU_DRM_KEY_INJECT_WORKAROUND_VCNFW_ASD_HANDSHAKING; + if (amdgpu_vcnfw_log) amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);