From: Vitaliy Shevtsov <v.shevtsov@maxima.ru>
To: Harry Wentland <harry.wentland@amd.com>
Cc: "Vitaliy Shevtsov" <v.shevtsov@maxima.ru>,
"Leo Li" <sunpeng.li@amd.com>,
"Rodrigo Siqueira" <Rodrigo.Siqueira@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Christian König" <christian.koenig@amd.com>,
"Xinhui Pan" <Xinhui.Pan@amd.com>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Alvin Lee" <alvin.lee2@amd.com>,
"Charlene Liu" <Charlene.Liu@amd.com>,
"Wayne Lin" <wayne.lin@amd.com>,
"Dillon Varone" <dillon.varone@amd.com>,
yi-lchen <yi-lchen@amd.com>, "Alex Hung" <alex.hung@amd.com>,
"Chris Park" <chris.park@amd.com>,
"Wenjing Liu" <wenjing.liu@amd.com>,
"Tom Chung" <chiahsuan.chung@amd.com>,
"George Shen" <george.shen@amd.com>,
"Hamza Mahfooz" <hamza.mahfooz@amd.com>,
"Samson Tam" <samson.tam@amd.com>,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org, lvc-project@linuxtesting.org
Subject: [PATCH] drm/amd/display: fix typos in several function pointer checks
Date: Sat, 21 Sep 2024 02:43:40 +0500 [thread overview]
Message-ID: <20240920214342.14792-1-v.shevtsov@maxima.ru> (raw)
Fix several copypaste mistakes in *_disable_link_output() functions where
an improper function pointer is checked before dereference.
Found by Linux Verification Center (linuxtesting.org) with Svace.
Signed-off-by: Vitaliy Shevtsov <v.shevtsov@maxima.ru>
---
drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c | 2 +-
drivers/gpu/drm/amd/display/dc/hwss/dcn314/dcn314_hwseq.c | 2 +-
drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c | 4 ++--
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c
index d52ce58c6a98..c2364cb66d0b 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c
@@ -3258,7 +3258,7 @@ void dce110_disable_link_output(struct dc_link *link,
* from enable/disable link output and only call edp panel control
* in enable_link_dp and disable_link_dp once.
*/
- if (dmcu != NULL && dmcu->funcs->lock_phy)
+ if (dmcu != NULL && dmcu->funcs->unlock_phy)
dmcu->funcs->unlock_phy(dmcu);
dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY);
}
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn314/dcn314_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn314/dcn314_hwseq.c
index 4e93eeedfc1b..5b6cf2a8e38d 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn314/dcn314_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn314/dcn314_hwseq.c
@@ -478,7 +478,7 @@ void dcn314_disable_link_output(struct dc_link *link,
* from enable/disable link output and only call edp panel control
* in enable_link_dp and disable_link_dp once.
*/
- if (dmcu != NULL && dmcu->funcs->lock_phy)
+ if (dmcu != NULL && dmcu->funcs->unlock_phy)
dmcu->funcs->unlock_phy(dmcu);
dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY);
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
index a36e11606f90..84153682af1a 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
@@ -1384,10 +1384,10 @@ void dcn32_disable_link_output(struct dc_link *link,
link->phy_state.symclk_state = SYMCLK_OFF_TX_OFF;
if (signal == SIGNAL_TYPE_EDP &&
- link->dc->hwss.edp_backlight_control &&
+ link->dc->hwss.edp_power_control &&
!link->skip_implict_edp_power_control)
link->dc->hwss.edp_power_control(link, false);
- else if (dmcu != NULL && dmcu->funcs->lock_phy)
+ else if (dmcu != NULL && dmcu->funcs->unlock_phy)
dmcu->funcs->unlock_phy(dmcu);
dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY);
--
2.46.1
next reply other threads:[~2024-09-20 21:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-20 21:43 Vitaliy Shevtsov [this message]
2024-09-24 16:17 ` Alex Deucher
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