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authorDave Stevenson <dave.stevenson@raspberrypi.com>2024-10-08 17:44:35 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-12-05 14:01:43 +0100
commit9b432bbf76ed8cfabe23c938d6334092badd40cb (patch)
tree584746e2b741ba5c80c074b7d3128420b53b18ca
parentba98ae3706a05df82a4b884db2da3d1cbdd9845a (diff)
drm/vc4: Match drm_dev_enter and exit calls in vc4_hvs_atomic_flush
[ Upstream commit 6b0bd1b02ea24b10522c92b2503981970b26d1a2 ] Commit 92c17d16476c ("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: 92c17d16476c ("drm/vc4: hvs: Ignore atomic_flush if we're disabled") Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: MaĆ­ra 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>
-rw-r--r--drivers/gpu/drm/vc4/vc4_hvs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c
index 15e4c888c4af..f30022a360a8 100644
--- a/drivers/gpu/drm/vc4/vc4_hvs.c
+++ b/drivers/gpu/drm/vc4/vc4_hvs.c
@@ -584,7 +584,7 @@ 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));
@@ -667,6 +667,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc,
vc4_hvs_dump_state(hvs);
}
+exit:
drm_dev_exit(idx);
}