linux-kernel - [PATCH AUTOSEL 5.19 29/38] drm/amdgpu: Add secure display TA load for Renoir

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Date:   Wed, 24 Aug 2022 21:33:52 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Shane Xiao <shane.xiao@....com>, Aaron Liu <aaron.liu@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Sasha Levin <sashal@...nel.org>, christian.koenig@....com,
        Xinhui.Pan@....com, airlied@...ux.ie, daniel@...ll.ch,
        candice.li@....com, john.clements@....com,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 5.19 29/38] drm/amdgpu: Add secure display TA load for Renoir

From: Shane Xiao <shane.xiao@....com>

[ Upstream commit e42dfa66d59240afbdd8d4b47b87486db39504aa ]

Add secure display TA load for Renoir

Signed-off-by: Shane Xiao <shane.xiao@....com>
Reviewed-by: Aaron Liu <aaron.liu@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/amdgpu/psp_v12_0.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c
index a2588200ea58..0b2ac418e4ac 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c
@@ -101,6 +101,16 @@ static int psp_v12_0_init_microcode(struct psp_context *psp)
 		adev->psp.dtm_context.context.bin_desc.start_addr =
 			(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
 			le32_to_cpu(ta_hdr->dtm.offset_bytes);
+
+		if (adev->apu_flags & AMD_APU_IS_RENOIR) {
+			adev->psp.securedisplay_context.context.bin_desc.fw_version =
+				le32_to_cpu(ta_hdr->securedisplay.fw_version);
+			adev->psp.securedisplay_context.context.bin_desc.size_bytes =
+				le32_to_cpu(ta_hdr->securedisplay.size_bytes);
+			adev->psp.securedisplay_context.context.bin_desc.start_addr =
+				(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
+				le32_to_cpu(ta_hdr->securedisplay.offset_bytes);
+		}
 	}
 
 	return 0;
-- 
2.35.1