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drm/vc4: Match drm_dev_enter and exit calls in vc4_hvs_atomic_flush

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BugLink: https://bugs.launchpad.net/bugs/2101915

[ Upstream commit 6b0bd1b02ea24b10522c92b2503981970b26d1a2 ]

Commit 92c17d1647 ("drm/vc4: hvs: Ignore atomic_flush if we're disabled")
added a path which returned early without having called drm_dev_exit.

Ensure all paths call drm_dev_exit.

Fixes: 92c17d1647 ("drm/vc4: hvs: Ignore atomic_flush if we're disabled")
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Maíra Canal <mcanal@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241008-drm-vc4-fixes-v1-2-9d0396ca9f42@raspberrypi.com
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
This commit is contained in:
Dave Stevenson
2025-03-11 08:51:19 +09:00
committed by Stefan Bader
parent 16e770d845
commit 3ee64fdb19
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/vc4/vc4_hvs.c
+2 -1
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@@ -583,7 +583,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc,
}
if (vc4_state->assigned_channel == VC4_HVS_CHANNEL_DISABLED)
return;
goto exit;
if (debug_dump_regs) {
DRM_INFO("CRTC %d HVS before:\n", drm_crtc_index(crtc));
@@ -666,6 +666,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc,
vc4_hvs_dump_state(hvs);
}
exit:
drm_dev_exit(idx);
}