Commit 07f2c94d authored by Philipp Zabel's avatar Philipp Zabel
Browse files

drm/imx: imx-tve: use regmap fast_io spinlock 



Replace the custom spinlock with the fast_io spinlock provided by
regmap.

Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent a28f9188

drivers/gpu/drm/imx/imx-tve.c

+1 −21
Original line number Diff line number Diff line
@@ -13,7 +13,6 @@ 
#include <linux/platform_device.h>

#include <linux/regmap.h>

#include <linux/regulator/consumer.h>

#include <linux/spinlock.h>

#include <linux/videodev2.h>



#include <video/imx-ipu-v3.h>
@@ -104,7 +103,6 @@ struct imx_tve { 
	struct drm_connector connector;

	struct drm_encoder encoder;

	struct device *dev;

	spinlock_t lock;	/* register lock */

	bool enabled;

	int mode;

	int di_hsync_pin;
@@ -129,22 +127,6 @@ static inline struct imx_tve *enc_to_tve(struct drm_encoder *e) 
	return container_of(e, struct imx_tve, encoder);

}



static void tve_lock(void *__tve)

__acquires(&tve->lock)

{

	struct imx_tve *tve = __tve;



	spin_lock(&tve->lock);

}



static void tve_unlock(void *__tve)

__releases(&tve->lock)

{

	struct imx_tve *tve = __tve;



	spin_unlock(&tve->lock);

}



static void tve_enable(struct imx_tve *tve)

{

	if (!tve->enabled) {
@@ -500,8 +482,7 @@ static struct regmap_config tve_regmap_config = { 


	.readable_reg = imx_tve_readable_reg,



	.lock = tve_lock,

	.unlock = tve_unlock,

	.fast_io = true,



	.max_register = 0xdc,

};
@@ -544,7 +525,6 @@ static int imx_tve_bind(struct device *dev, struct device *master, void *data) 
	memset(tve, 0, sizeof(*tve));



	tve->dev = dev;

	spin_lock_init(&tve->lock);



	ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0);

	if (ddc_node) {