Unverified Commit 80524507 authored by Alexander Stein's avatar Alexander Stein Committed by Robert Foss
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drm/bridge: ti-sn65dsi83: Allow GPIO operations to sleep 



There is no need to require non-sleeping GPIO access. Silence the
WARN_ON() if GPIO is using e.g. I2C expanders.

Signed-off-by: default avatarAlexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: default avatarRobert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220614095835.1398708-2-alexander.stein@ew.tq-group.com


Reviewed-by: default avatarRobert Foss <robert.foss@linaro.org>
parent 03e22ba0

drivers/gpu/drm/bridge/ti-sn65dsi83.c

+2 −2
Original line number Diff line number Diff line
@@ -344,7 +344,7 @@ static void sn65dsi83_atomic_enable(struct drm_bridge *bridge, 
	}



	/* Deassert reset */

	gpiod_set_value(ctx->enable_gpio, 1);

	gpiod_set_value_cansleep(ctx->enable_gpio, 1);

	usleep_range(1000, 1100);



	/* Get the LVDS format from the bridge state. */
@@ -500,7 +500,7 @@ static void sn65dsi83_atomic_disable(struct drm_bridge *bridge, 
	int ret;



	/* Put the chip in reset, pull EN line low, and assure 10ms reset low timing. */

	gpiod_set_value(ctx->enable_gpio, 0);

	gpiod_set_value_cansleep(ctx->enable_gpio, 0);

	usleep_range(10000, 11000);



	ret = regulator_disable(ctx->vcc);