Merge tag 'br-v6.2i' of git://linuxtv.org/hverkuil/media_tree into me…

…dia_stage

Tag branch

Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

* tag 'br-v6.2i' of git://linuxtv.org/hverkuil/media_tree: (31 commits)
  media: s5c73m3: Switch to GPIO descriptors
  media: i2c: s5k5baf: switch to using gpiod API
  media: i2c: s5k6a3: switch to using gpiod API
  media: imx: remove code for non-existing config IMX_GPT_ICAP
  media: si470x: Fix use-after-free in si470x_int_in_callback()
  media: staging: stkwebcam: Restore MEDIA_{USB,CAMERA}_SUPPORT dependencies
  media: coda: Add check for kmalloc
  media: coda: Add check for dcoda_iram_alloc
  dt-bindings: media: s5c73m3: Fix reset-gpio descriptor
  media: dt-bindings: allwinner: h6-vpu-g2: Add IOMMU reference property
  media: s5k4ecgx: Delete driver
  media: s5k4ecgx: Switch to GPIO descriptors
  media: Switch to use dev_err_probe() helper
  headers: Remove some left-over license text in include/uapi/linux/v4l2-*
  headers: Remove some left-over license text in include/uapi/linux/dvb/
  media: usb: pwc-uncompress: Use flex array destination for memcpy()
  media: s5p-mfc: Fix to handle reference queue during finishing
  media: s5p-mfc: Clear workbit to handle error condition
  media: s5p-mfc: Fix in register read and write for H264
  media: imx: Use get_mbus_config instead of parsing upstream DT endpoints
  ...

Documentation/devicetree/bindings/media/allwinner,sun50i-h6-vpu-g2.yaml

@@ -36,13 +36,17 @@ properties:
   resets:
     maxItems: 1
 
+  iommus:
+    maxItems: 1
+
 required:
   - compatible
   - reg
   - interrupts
   - clocks
   - clock-names
   - resets
+  - iommus
 
 additionalProperties: false
 
@@ -59,6 +63,7 @@ examples:
         clocks = <&ccu CLK_BUS_VP9>, <&ccu CLK_VP9>;
         clock-names = "bus", "mod";
         resets = <&ccu RST_BUS_VP9>;
+        iommus = <&iommu 5>;
     };
 
 ...

Documentation/devicetree/bindings/media/samsung-s5c73m3.txt

@@ -76,7 +76,7 @@ i2c@138a000000 {
 		clock-frequency = <24000000>;
 		clocks = <&clk 0>;
 		clock-names = "cis_extclk";
-		reset-gpios = <&gpf1 3 1>;
+		xshutdown-gpios = <&gpf1 3 1>;
 		standby-gpios = <&gpm0 1 1>;
 		port {
 			s5c73m3_ep: endpoint {

Documentation/devicetree/bindings/media/video-interfaces.yaml

@@ -145,9 +145,10 @@ properties:
 
   pclk-sample:
     $ref: /schemas/types.yaml#/definitions/uint32
-    enum: [ 0, 1 ]
+    enum: [ 0, 1, 2 ]
     description:
-      Sample data on rising (1) or falling (0) edge of the pixel clock signal.
+      Sample data on falling (0), rising (1) or both (2) edges of the pixel
+      clock signal.
 
   sync-on-green-active:
     $ref: /schemas/types.yaml#/definitions/uint32

drivers/media/Kconfig

@@ -182,7 +182,7 @@ config MEDIA_CONTROLLER
 #
 
 config DVB_CORE
-	tristate
+	tristate "DVB Core"
 	depends on MEDIA_DIGITAL_TV_SUPPORT
 	depends on (I2C || I2C=n)
 	default MEDIA_DIGITAL_TV_SUPPORT

drivers/media/cec/platform/stm32/stm32-cec.c

@@ -288,12 +288,9 @@ static int stm32_cec_probe(struct platform_device *pdev)
 		return ret;
 
 	cec->clk_cec = devm_clk_get(&pdev->dev, "cec");
-	if (IS_ERR(cec->clk_cec)) {
-		if (PTR_ERR(cec->clk_cec) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Cannot get cec clock\n");
-
-		return PTR_ERR(cec->clk_cec);
-	}
+	if (IS_ERR(cec->clk_cec))
+		return dev_err_probe(&pdev->dev, PTR_ERR(cec->clk_cec),
+				     "Cannot get cec clock\n");
 
 	ret = clk_prepare(cec->clk_cec);
 	if (ret) {

drivers/media/i2c/Kconfig

@@ -751,16 +751,6 @@ config VIDEO_S5C73M3
 	  This is a V4L2 sensor driver for Samsung S5C73M3
 	  8 Mpixel camera.
 
-config VIDEO_S5K4ECGX
-	tristate "Samsung S5K4ECGX sensor support"
-	depends on I2C && VIDEO_DEV
-	select MEDIA_CONTROLLER
-	select VIDEO_V4L2_SUBDEV_API
-	select CRC32
-	help
-	  This is a V4L2 sensor driver for Samsung S5K4ECGX 5M
-	  camera sensor with an embedded SoC image signal processor.
-
 config VIDEO_S5K5BAF
 	tristate "Samsung S5K5BAF sensor support"
 	depends on I2C && VIDEO_DEV

drivers/media/i2c/Makefile

@@ -105,7 +105,6 @@ obj-$(CONFIG_VIDEO_RDACM20) += rdacm20.o
 obj-$(CONFIG_VIDEO_RDACM21) += rdacm21.o
 obj-$(CONFIG_VIDEO_RJ54N1) += rj54n1cb0c.o
 obj-$(CONFIG_VIDEO_S5C73M3) += s5c73m3/
-obj-$(CONFIG_VIDEO_S5K4ECGX) += s5k4ecgx.o
 obj-$(CONFIG_VIDEO_S5K5BAF) += s5k5baf.o
 obj-$(CONFIG_VIDEO_S5K6A3) += s5k6a3.o
 obj-$(CONFIG_VIDEO_S5K6AA) += s5k6aa.o

drivers/media/i2c/ad5820.c

@@ -300,21 +300,15 @@ static int ad5820_probe(struct i2c_client *client)
 		return -ENOMEM;
 
 	coil->vana = devm_regulator_get(&client->dev, "VANA");
-	if (IS_ERR(coil->vana)) {
-		ret = PTR_ERR(coil->vana);
-		if (ret != -EPROBE_DEFER)
-			dev_err(&client->dev, "could not get regulator for vana\n");
-		return ret;
-	}
+	if (IS_ERR(coil->vana))
+		return dev_err_probe(&client->dev, PTR_ERR(coil->vana),
+				     "could not get regulator for vana\n");
 
 	coil->enable_gpio = devm_gpiod_get_optional(&client->dev, "enable",
 						    GPIOD_OUT_LOW);
-	if (IS_ERR(coil->enable_gpio)) {
-		ret = PTR_ERR(coil->enable_gpio);
-		if (ret != -EPROBE_DEFER)
-			dev_err(&client->dev, "could not get enable gpio\n");
-		return ret;
-	}
+	if (IS_ERR(coil->enable_gpio))
+		return dev_err_probe(&client->dev, PTR_ERR(coil->enable_gpio),
+				     "could not get enable gpio\n");
 
 	mutex_init(&coil->power_lock);
 

drivers/media/i2c/imx274.c

@@ -2060,9 +2060,8 @@ static int imx274_probe(struct i2c_client *client)
 	imx274->reset_gpio = devm_gpiod_get_optional(dev, "reset",
 						     GPIOD_OUT_HIGH);
 	if (IS_ERR(imx274->reset_gpio)) {
-		if (PTR_ERR(imx274->reset_gpio) != -EPROBE_DEFER)
-			dev_err(dev, "Reset GPIO not setup in DT");
-		ret = PTR_ERR(imx274->reset_gpio);
+		ret = dev_err_probe(dev, PTR_ERR(imx274->reset_gpio),
+				    "Reset GPIO not setup in DT\n");
 		goto err_me;
 	}
 

drivers/media/i2c/isl7998x.c

@@ -665,7 +665,7 @@ static int isl7998x_set_standard(struct isl7998x *isl7998x, v4l2_std_id norm)
 static int isl7998x_init(struct isl7998x *isl7998x)
 {
 	const unsigned int lanes = isl7998x->nr_mipi_lanes;
-	const u32 isl7998x_video_in_chan_map[] = { 0x00, 0x11, 0x02, 0x02 };
+	static const u32 isl7998x_video_in_chan_map[] = { 0x00, 0x11, 0x02, 0x02 };
 	const struct reg_sequence isl7998x_init_seq_custom[] = {
 		{ ISL7998X_REG_P0_VIDEO_IN_CHAN_CTL,
 		  isl7998x_video_in_chan_map[isl7998x->nr_inputs - 1] },

drivers/media/i2c/s5c73m3/s5c73m3-core.c

@@ -10,12 +10,11 @@
 #include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/firmware.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
 #include <linux/i2c.h>
 #include <linux/init.h>
 #include <linux/media.h>
 #include <linux/module.h>
-#include <linux/of_gpio.h>
 #include <linux/of_graph.h>
 #include <linux/regulator/consumer.h>
 #include <linux/sizes.h>
@@ -1347,24 +1346,6 @@ static int s5c73m3_oif_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
 	return 0;
 }
 
-static int s5c73m3_gpio_set_value(struct s5c73m3 *priv, int id, u32 val)
-{
-	if (!gpio_is_valid(priv->gpio[id].gpio))
-		return 0;
-	gpio_set_value(priv->gpio[id].gpio, !!val);
-	return 1;
-}
-
-static int s5c73m3_gpio_assert(struct s5c73m3 *priv, int id)
-{
-	return s5c73m3_gpio_set_value(priv, id, priv->gpio[id].level);
-}
-
-static int s5c73m3_gpio_deassert(struct s5c73m3 *priv, int id)
-{
-	return s5c73m3_gpio_set_value(priv, id, !priv->gpio[id].level);
-}
-
 static int __s5c73m3_power_on(struct s5c73m3 *state)
 {
 	int i, ret;
@@ -1386,10 +1367,9 @@ static int __s5c73m3_power_on(struct s5c73m3 *state)
 	v4l2_dbg(1, s5c73m3_dbg, &state->oif_sd, "clock frequency: %ld\n",
 					clk_get_rate(state->clock));
 
-	s5c73m3_gpio_deassert(state, STBY);
+	gpiod_set_value(state->stby, 0);
 	usleep_range(100, 200);
-
-	s5c73m3_gpio_deassert(state, RSET);
+	gpiod_set_value(state->reset, 0);
 	usleep_range(50, 100);
 
 	return 0;
@@ -1404,11 +1384,10 @@ static int __s5c73m3_power_off(struct s5c73m3 *state)
 {
 	int i, ret;
 
-	if (s5c73m3_gpio_assert(state, RSET))
-		usleep_range(10, 50);
-
-	if (s5c73m3_gpio_assert(state, STBY))
-		usleep_range(100, 200);
+	gpiod_set_value(state->reset, 1);
+	usleep_range(10, 50);
+	gpiod_set_value(state->stby, 1);
+	usleep_range(100, 200);
 
 	clk_disable_unprepare(state->clock);
 
@@ -1543,58 +1522,10 @@ static const struct v4l2_subdev_ops oif_subdev_ops = {
 	.video	= &s5c73m3_oif_video_ops,
 };
 
-static int s5c73m3_configure_gpios(struct s5c73m3 *state)
-{
-	static const char * const gpio_names[] = {
-		"S5C73M3_STBY", "S5C73M3_RST"
-	};
-	struct i2c_client *c = state->i2c_client;
-	struct s5c73m3_gpio *g = state->gpio;
-	int ret, i;
-
-	for (i = 0; i < GPIO_NUM; ++i) {
-		unsigned int flags = GPIOF_DIR_OUT;
-		if (g[i].level)
-			flags |= GPIOF_INIT_HIGH;
-		ret = devm_gpio_request_one(&c->dev, g[i].gpio, flags,
-					    gpio_names[i]);
-		if (ret) {
-			v4l2_err(c, "failed to request gpio %s\n",
-				 gpio_names[i]);
-			return ret;
-		}
-	}
-	return 0;
-}
-
-static int s5c73m3_parse_gpios(struct s5c73m3 *state)
-{
-	static const char * const prop_names[] = {
-		"standby-gpios", "xshutdown-gpios",
-	};
-	struct device *dev = &state->i2c_client->dev;
-	struct device_node *node = dev->of_node;
-	int ret, i;
-
-	for (i = 0; i < GPIO_NUM; ++i) {
-		enum of_gpio_flags of_flags;
-
-		ret = of_get_named_gpio_flags(node, prop_names[i],
-					      0, &of_flags);
-		if (ret < 0) {
-			dev_err(dev, "failed to parse %s DT property\n",
-				prop_names[i]);
-			return -EINVAL;
-		}
-		state->gpio[i].gpio = ret;
-		state->gpio[i].level = !(of_flags & OF_GPIO_ACTIVE_LOW);
-	}
-	return 0;
-}
-
 static int s5c73m3_get_platform_data(struct s5c73m3 *state)
 {
-	struct device *dev = &state->i2c_client->dev;
+	struct i2c_client *c = state->i2c_client;
+	struct device *dev = &c->dev;
 	const struct s5c73m3_platform_data *pdata = dev->platform_data;
 	struct device_node *node = dev->of_node;
 	struct device_node *node_ep;
@@ -1608,8 +1539,6 @@ static int s5c73m3_get_platform_data(struct s5c73m3 *state)
 		}
 
 		state->mclk_frequency = pdata->mclk_frequency;
-		state->gpio[STBY] = pdata->gpio_stby;
-		state->gpio[RSET] = pdata->gpio_reset;
 		return 0;
 	}
 
@@ -1624,9 +1553,17 @@ static int s5c73m3_get_platform_data(struct s5c73m3 *state)
 					state->mclk_frequency);
 	}
 
-	ret = s5c73m3_parse_gpios(state);
-	if (ret < 0)
-		return -EINVAL;
+	/* Request GPIO lines asserted */
+	state->stby = devm_gpiod_get(dev, "standby", GPIOD_OUT_HIGH);
+	if (IS_ERR(state->stby))
+		return dev_err_probe(dev, PTR_ERR(state->stby),
+				     "failed to request gpio S5C73M3_STBY\n");
+	gpiod_set_consumer_name(state->stby, "S5C73M3_STBY");
+	state->reset = devm_gpiod_get(dev, "xshutdown", GPIOD_OUT_HIGH);
+	if (IS_ERR(state->reset))
+		return dev_err_probe(dev, PTR_ERR(state->reset),
+				     "failed to request gpio S5C73M3_RST\n");
+	gpiod_set_consumer_name(state->reset, "S5C73M3_RST");
 
 	node_ep = of_graph_get_next_endpoint(node, NULL);
 	if (!node_ep) {
@@ -1708,10 +1645,6 @@ static int s5c73m3_probe(struct i2c_client *client)
 	if (ret < 0)
 		return ret;
 
-	ret = s5c73m3_configure_gpios(state);
-	if (ret)
-		goto out_err;
-
 	for (i = 0; i < S5C73M3_MAX_SUPPLIES; i++)
 		state->supplies[i].supply = s5c73m3_supply_names[i];
 

drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c

@@ -10,7 +10,6 @@
 #include <linux/sizes.h>
 #include <linux/delay.h>
 #include <linux/firmware.h>
-#include <linux/gpio.h>
 #include <linux/i2c.h>
 #include <linux/init.h>
 #include <linux/media.h>

drivers/media/i2c/s5c73m3/s5c73m3.h

@@ -12,6 +12,7 @@
 #include <linux/clk.h>
 #include <linux/kernel.h>
 #include <linux/regulator/consumer.h>
+#include <linux/gpio/consumer.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-ctrls.h>
 #include <media/v4l2-subdev.h>
@@ -351,12 +352,6 @@ struct s5c73m3_ctrls {
 	struct v4l2_ctrl *scene_mode;
 };
 
-enum s5c73m3_gpio_id {
-	STBY,
-	RSET,
-	GPIO_NUM,
-};
-
 enum s5c73m3_resolution_types {
 	RES_ISP,
 	RES_JPEG,
@@ -383,7 +378,8 @@ struct s5c73m3 {
 	u32 i2c_read_address;
 
 	struct regulator_bulk_data supplies[S5C73M3_MAX_SUPPLIES];
-	struct s5c73m3_gpio gpio[GPIO_NUM];
+	struct gpio_desc *stby;
+	struct gpio_desc *reset;
 
 	struct clk *clock;