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

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
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Alexander Stein 2023-05-04 08:53:16 +02:00 committed by Robert Foss
parent 629f59ade8
commit 8a91b29f1f
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1
drivers/gpu/drm/bridge/ti-sn65dsi83.c
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@ -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);
/* On failure, disable PLL again and exit. */
regmap_write(ctx->regmap, REG_RC_PLL_EN, 0x00);
regulator_disable(ctx->vcc);
return;
}