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| author | Guillaume Ranquet <granquet@baylibre.com> | 2022-07-01 11:58:44 +0800 |
|---|---|---|
| committer | Chun-Kuang Hu <chunkuang.hu@kernel.org> | 2022-07-04 22:16:38 +0800 |
| commit | aed61ef6beb911cc043af0f2f291167663995065 (patch) | |
| tree | 903c36d64d9787b21eb6f451d756e2ea3c7e44a0 /drivers/gpu/drm/mediatek | |
| parent | c9ed0713b3c35fc45677707ba47f432cad95da56 (diff) | |
| download | linux-aed61ef6beb911cc043af0f2f291167663995065.tar.bz2 | |
drm/mediatek: dpi: Only enable dpi after the bridge is enabled
Enabling the dpi too early causes glitches on screen.
Move the call to mtk_dpi_enable() at the end of the bridge_enable
callback to ensure everything is setup properly before enabling dpi.
Fixes: 9e629c17aa8d ("drm/mediatek: Add DPI sub driver")
Signed-off-by: Guillaume Ranquet <granquet@baylibre.com>
Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com>
Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20220701035845.16458-16-rex-bc.chen@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/mediatek')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dpi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index 3473ee18ad97..06af0af31e9b 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -426,7 +426,6 @@ static int mtk_dpi_power_on(struct mtk_dpi *dpi) if (dpi->pinctrl && dpi->pins_dpi) pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi); - mtk_dpi_enable(dpi); return 0; err_pixel: @@ -648,6 +647,7 @@ static void mtk_dpi_bridge_enable(struct drm_bridge *bridge) mtk_dpi_power_on(dpi); mtk_dpi_set_display_mode(dpi, &dpi->mode); + mtk_dpi_enable(dpi); } static enum drm_mode_status |