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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
	Yifan Zhang <yifan1.zhang@amd.com>,
	Matt Coffin <mcoffin13@gmail.com>, Roman Li <Roman.Li@amd.com>,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH AUTOSEL 5.10 005/217] drm/amd/display: Fix the display corruption issue on Navi10
Date: Tue, 22 Dec 2020 21:12:54 -0500	[thread overview]
Message-ID: <20201223021626.2790791-5-sashal@kernel.org> (raw)
In-Reply-To: <20201223021626.2790791-1-sashal@kernel.org>

From: Yifan Zhang <yifan1.zhang@amd.com>

[ Upstream commit 0b08c54bb7a37047a3a006e36c2270ebc62fef7d ]

[Why]
Screen corruption on Navi10 card

[How]
Set system context in DCN only on Renoir

Tested-by: Matt Coffin <mcoffin13@gmail.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 547928cf284b5..96907707fdd94 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1085,10 +1085,14 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
 
 	dc_hardware_init(adev->dm.dc);
 
-	mmhub_read_system_context(adev, &pa_config);
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	if (adev->asic_type == CHIP_RENOIR) {
+		mmhub_read_system_context(adev, &pa_config);
 
-	// Call the DC init_memory func
-	dc_setup_system_context(adev->dm.dc, &pa_config);
+		// Call the DC init_memory func
+		dc_setup_system_context(adev->dm.dc, &pa_config);
+	}
+#endif
 
 	adev->dm.freesync_module = mod_freesync_create(adev->dm.dc);
 	if (!adev->dm.freesync_module) {
-- 
2.27.0

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  parent reply	other threads:[~2020-12-23  2:16 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20201223021626.2790791-1-sashal@kernel.org>
2020-12-23  2:12 ` [PATCH AUTOSEL 5.10 004/217] drm/amd/display: setup system context in dm_init Sasha Levin
2020-12-23  2:12 ` Sasha Levin [this message]
2020-12-23  2:12 ` [PATCH AUTOSEL 5.10 010/217] drm/amdgpu: change to save bad pages in UMC error interrupt callback Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 012/217] drm/amd/display: Do not silently accept DCC for multiplane formats Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 018/217] drm/amd/display: Fix compilation error Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 019/217] drm/amd/display: Force prefetch mode to 0 Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 020/217] drm/amd/display: Keep GSL for full updates with planes that flip VSYNC Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 021/217] drm/amd/display: stop top_mgr when type change to non-MST during s3 Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 022/217] drm/amd/display: correct eDP T9 delay Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 023/217] drm/amd/display: Update connector on DSC property change Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 024/217] drm/amd/display: fix recout calculation for left side clip Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 025/217] drm/amdgpu: disable gfxoff if VCN is busy Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 028/217] drm/amdgpu: set LDS_CONFIG=0x20 on Navy Flounder to fix a GPU hang (v2) Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 036/217] drm/amdgpu: add missing clock gating info in amdgpu_pm_info Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 068/217] drm/amd/amdgpu: Fix incorrect logic to increment VCN doorbell index Sasha Levin
2020-12-23  2:13 ` [PATCH AUTOSEL 5.10 069/217] drm/amd/amdgpu: Add rev_id workaround logic for SRIOV setup Sasha Levin
2020-12-23  2:14 ` [PATCH AUTOSEL 5.10 074/217] drm/amd/amdgpu: Update VCN initizalization behvaior Sasha Levin
2020-12-23  2:14 ` [PATCH AUTOSEL 5.10 075/217] drm/amdgpu: check hive pointer before access Sasha Levin

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