| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 036/320] drm/rockchip: dsi: Fix unbalanced clock on probe error | Date | Mon, 24 Jan 2022 19:40:20 +0100 |
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From: Brian Norris <briannorris@chromium.org>
[ Upstream commit 251888398753924059f3bb247a44153a2853137f ]
Our probe() function never enabled this clock, so we shouldn't disable it if we fail to probe the bridge.
Noted by inspection.
Fixes: 2d4f7bdafd70 ("drm/rockchip: dsi: migrate to use dw-mipi-dsi bridge driver") Signed-off-by: Brian Norris <briannorris@chromium.org> Reviewed-by: Chen-Yu Tsai <wenst@chromium.org> Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com> Signed-off-by: Heiko Stuebner <heiko@sntech.de> Link: https://patchwork.freedesktop.org/patch/msgid/20210928143413.v3.3.Ie8ceefb51ab6065a1151869b6fcda41a467d4d2c@changeid Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-)
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c @@ -1023,14 +1023,10 @@ static int dw_mipi_dsi_rockchip_probe(st if (ret != -EPROBE_DEFER) DRM_DEV_ERROR(dev, "Failed to probe dw_mipi_dsi: %d\n", ret); - goto err_clkdisable; + return ret; } return 0; - -err_clkdisable: - clk_disable_unprepare(dsi->pllref_clk); - return ret; } static int dw_mipi_dsi_rockchip_remove(struct platform_device *pdev)
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