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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>,
	Anthony Koo <Anthony.Koo@amd.com>,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	Alex Deucher <alexander.deucher@amd.com>,
	Paul Hsieh <paul.hsieh@amd.com>,
	Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Subject: [PATCH AUTOSEL 5.1 018/141] drm/amd/display: Disable ABM before destroy ABM struct
Date: Fri, 19 Jul 2019 00:00:43 -0400	[thread overview]
Message-ID: <20190719040246.15945-18-sashal@kernel.org> (raw)
In-Reply-To: <20190719040246.15945-1-sashal@kernel.org>

From: Paul Hsieh <paul.hsieh@amd.com>

[ Upstream commit 1090d58d4815b1fcd95a80987391006c86398b4c ]

[Why]
When disable driver, OS will set backlight optimization
then do stop device.  But this flag will cause driver to
enable ABM when driver disabled.

[How]
Send ABM disable command before destroy ABM construct

Signed-off-by: Paul Hsieh <paul.hsieh@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_abm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c
index da96229db53a..2959c3c9390b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c
@@ -473,6 +473,8 @@ void dce_abm_destroy(struct abm **abm)
 {
 	struct dce_abm *abm_dce = TO_DCE_ABM(*abm);
 
+	abm_dce->base.funcs->set_abm_immediate_disable(*abm);
+
 	kfree(abm_dce);
 	*abm = NULL;
 }
-- 
2.20.1

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  parent reply	other threads:[~2019-07-19  4:00 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20190719040246.15945-1-sashal@kernel.org>
2019-07-19  4:00 ` [PATCH AUTOSEL 5.1 014/141] drm/amd/display: Fill prescale_params->scale for RGB565 Sasha Levin
2019-07-19  4:00 ` [PATCH AUTOSEL 5.1 017/141] drm/amdgpu/sriov: Need to initialize the HDP_NONSURFACE_BAStE Sasha Levin
2019-07-19  4:00 ` Sasha Levin [this message]
     [not found] ` <20190719040246.15945-1-sashal-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2019-07-19  4:00   ` [PATCH AUTOSEL 5.1 015/141] drm/amdgpu: Reserve shared fence for eviction fence Sasha Levin
2019-07-19  4:00   ` [PATCH AUTOSEL 5.1 019/141] drm/amdkfd: Fix a potential memory leak Sasha Levin
2019-07-19  4:00   ` [PATCH AUTOSEL 5.1 020/141] drm/amdkfd: Fix sdma queue map issue Sasha Levin
2019-07-19  4:00   ` [PATCH AUTOSEL 5.1 026/141] drm/amd/display: CS_TFM_1D only applied post EOTF Sasha Levin
2019-07-19  4:00 ` [PATCH AUTOSEL 5.1 027/141] drm/amd/display: Increase Backlight Gain Step Size Sasha Levin
2019-07-19  4:01 ` [PATCH AUTOSEL 5.1 038/141] drm/amd/display: Always allocate initial connector state state Sasha Levin
2019-07-19  4:01 ` [PATCH AUTOSEL 5.1 040/141] drm/amd/display: set link->dongle_max_pix_clk to 0 on a disconnect Sasha Levin
2019-07-19  4:01 ` [PATCH AUTOSEL 5.1 042/141] drm/amd/display: fix compilation error Sasha Levin

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