shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-05 18:41:58 +09:00
Code Issues Packages Projects Releases Wiki Activity

drm/bridge: ti-sn65dsi83: Fix enable error path

Browse Source 
[ Upstream commit 8a91b29f1f ]

If PLL locking failed, the regulator needs to be disabled again.

Fixes: 5664e3c907 ("drm/bridge: ti-sn65dsi83: Add vcc supply regulator support")
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230504065316.2640739-1-alexander.stein@ew.tq-group.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alexander Stein
2023-05-04 08:53:16 +02:00
committed by Greg Kroah-Hartman
parent df3b7e337d
commit 63f3bc83b1
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/bridge/ti-sn65dsi83.c
View File

@@ -478,6 +478,7 @@ static void sn65dsi83_atomic_enable(struct drm_bridge *bridge,
dev_err(ctx->dev, "failed to lock PLL, ret=%i\n", ret); dev_err(ctx->dev, "failed to lock PLL, ret=%i\n", ret);
/* On failure, disable PLL again and exit. */ /* On failure, disable PLL again and exit. */
regmap_write(ctx->regmap, REG_RC_PLL_EN, 0x00); regmap_write(ctx->regmap, REG_RC_PLL_EN, 0x00);
regulator_disable(ctx->vcc);
return; return;
} }