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Message-ID: <20240801000834.3930818-2-sashal@kernel.org>
Date: Wed, 31 Jul 2024 19:59:00 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
stable@...r.kernel.org
Cc: Alvin Lee <alvin.lee2@....com>,
Sohaib Nadeem <sohaib.nadeem@....com>,
Wayne Lin <wayne.lin@....com>,
Daniel Wheeler <daniel.wheeler@....com>,
Alex Deucher <alexander.deucher@....com>,
Sasha Levin <sashal@...nel.org>,
harry.wentland@....com,
sunpeng.li@....com,
Rodrigo.Siqueira@....com,
christian.koenig@....com,
Xinhui.Pan@....com,
airlied@...il.com,
daniel@...ll.ch,
wenjing.liu@....com,
alex.hung@....com,
aurabindo.pillai@....com,
dillon.varone@....com,
amd-gfx@...ts.freedesktop.org,
dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 6.10 002/121] drm/amd/display: Assign linear_pitch_alignment even for VM
From: Alvin Lee <alvin.lee2@....com>
[ Upstream commit 984debc133efa05e62f5aa1a7a1dd8ca0ef041f4 ]
[Description]
Assign linear_pitch_alignment so we don't cause a divide by 0
error in VM environments
Reviewed-by: Sohaib Nadeem <sohaib.nadeem@....com>
Acked-by: Wayne Lin <wayne.lin@....com>
Signed-off-by: Alvin Lee <alvin.lee2@....com>
Tested-by: Daniel Wheeler <daniel.wheeler@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 236876d95185b..da237f718dbdd 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1421,6 +1421,7 @@ struct dc *dc_create(const struct dc_init_data *init_params)
return NULL;
if (init_params->dce_environment == DCE_ENV_VIRTUAL_HW) {
+ dc->caps.linear_pitch_alignment = 64;
if (!dc_construct_ctx(dc, init_params))
goto destruct_dc;
} else {
--
2.43.0
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