diff options
| author | Brian Norris <briannorris@chromium.org> | 2021-09-28 23:35:52 +0200 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2021-10-17 23:47:19 +0200 |
| commit | 5a614570172e1c9f59035d259dd735acd4f1c01b (patch) | |
| tree | a4fcaa60453abcb867746a2a74038d58a30443f9 /drivers/gpu/drm/rockchip | |
| parent | drm/rockchip: dsi: Fix unbalanced clock on probe error (diff) | |
| download | linux-5a614570172e1c9f59035d259dd735acd4f1c01b.tar.xz linux-5a614570172e1c9f59035d259dd735acd4f1c01b.zip | |
drm/rockchip: dsi: Disable PLL clock on bind error
Fix some error handling here noticed in review of other changes.
Fixes: 2d4f7bdafd70 ("drm/rockchip: dsi: migrate to use dw-mipi-dsi bridge driver")
Signed-off-by: Brian Norris <briannorris@chromium.org>
Reported-by: Chen-Yu Tsai <wenst@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.v3.4.I8bb7a91ecc411d56bc155763faa15f289d7fc074@changeid
Diffstat (limited to 'drivers/gpu/drm/rockchip')
| -rw-r--r-- | drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c index 9c0fc3f59f3f..4ed7a6868197 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c @@ -944,7 +944,7 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev, ret = clk_prepare_enable(dsi->grf_clk); if (ret) { DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret); - goto out_pm_runtime; + goto out_pll_clk; } dw_mipi_dsi_rockchip_config(dsi); @@ -956,19 +956,21 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev, ret = rockchip_dsi_drm_create_encoder(dsi, drm_dev); if (ret) { DRM_DEV_ERROR(dev, "Failed to create drm encoder\n"); - goto out_pm_runtime; + goto out_pll_clk; } ret = dw_mipi_dsi_bind(dsi->dmd, &dsi->encoder); if (ret) { DRM_DEV_ERROR(dev, "Failed to bind: %d\n", ret); - goto out_pm_runtime; + goto out_pll_clk; } dsi->dsi_bound = true; return 0; +out_pll_clk: + clk_disable_unprepare(dsi->pllref_clk); out_pm_runtime: pm_runtime_put(dsi->dev); if (dsi->slave) |