3 files changed, 23 insertions, 26 deletions

diff --git a/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c
index 45ade7210d26..5dc1f908b49b 100644
--- a/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c
@@ -16,8 +16,10 @@
 #include <linux/dma-mapping.h>
 #include <linux/dvb/dmx.h>
 #include <linux/dvb/frontend.h>
+#include <linux/err.h>
 #include <linux/errno.h>
 #include <linux/firmware.h>
+#include <linux/gpio/consumer.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
@@ -135,7 +137,7 @@ static void channel_swdemux_tsklet(struct tasklet_struct *t)
 static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)
 {
 	struct dvb_demux *demux = dvbdmxfeed->demux;
-	struct stdemux *stdemux = (struct stdemux *)demux->priv;
+	struct stdemux *stdemux = demux->priv;
 	struct c8sectpfei *fei = stdemux->c8sectpfei;
 	struct channel_info *channel;
 	u32 tmp;
@@ -256,7 +258,7 @@ static int c8sectpfe_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
 {
 
 	struct dvb_demux *demux = dvbdmxfeed->demux;
-	struct stdemux *stdemux = (struct stdemux *)demux->priv;
+	struct stdemux *stdemux = demux->priv;
 	struct c8sectpfei *fei = stdemux->c8sectpfei;
 	struct channel_info *channel;
 	int idlereq;
@@ -812,30 +814,23 @@ static int c8sectpfe_probe(struct platform_device *pdev)
 		}
 		of_node_put(i2c_bus);
 
-		tsin->rst_gpio = of_get_named_gpio(child, "reset-gpios", 0);
-
-		ret = gpio_is_valid(tsin->rst_gpio);
-		if (!ret) {
-			dev_err(dev,
-				"reset gpio for tsin%d not valid (gpio=%d)\n",
-				tsin->tsin_id, tsin->rst_gpio);
-			ret = -EINVAL;
-			goto err_node_put;
-		}
-
-		ret = devm_gpio_request_one(dev, tsin->rst_gpio,
-					GPIOF_OUT_INIT_LOW, "NIM reset");
+		/* Acquire reset GPIO and activate it */
+		tsin->rst_gpio = devm_fwnode_gpiod_get(dev,
+						       of_fwnode_handle(child),
+						       "reset", GPIOD_OUT_HIGH,
+						       "NIM reset");
+		ret = PTR_ERR_OR_ZERO(tsin->rst_gpio);
 		if (ret && ret != -EBUSY) {
-			dev_err(dev, "Can't request tsin%d reset gpio\n"
-				, fei->channel_data[index]->tsin_id);
+			dev_err(dev, "Can't request tsin%d reset gpio\n",
+				fei->channel_data[index]->tsin_id);
 			goto err_node_put;
 		}
 
 		if (!ret) {
-			/* toggle reset lines */
-			gpio_direction_output(tsin->rst_gpio, 0);
+			/* wait for the chip to reset */
 			usleep_range(3500, 5000);
-			gpio_direction_output(tsin->rst_gpio, 1);
+			/* release the reset line */
+			gpiod_set_value_cansleep(tsin->rst_gpio, 0);
 			usleep_range(3000, 5000);
 		}
 
@@ -1173,7 +1168,7 @@ MODULE_DEVICE_TABLE(of, c8sectpfe_match);
 static struct platform_driver c8sectpfe_driver = {
 	.driver = {
 		.name = "c8sectpfe",
-		.of_match_table = of_match_ptr(c8sectpfe_match),
+		.of_match_table = c8sectpfe_match,
 	},
 	.probe	= c8sectpfe_probe,
 	.remove_new = c8sectpfe_remove,
diff --git a/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.h b/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.h
index c9d6021904cd..bf377cc82225 100644
--- a/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.h
+++ b/drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.h
@@ -16,6 +16,8 @@
 
 #define C8SECTPFE_MAX_TSIN_CHAN 8
 
+struct gpio_desc;
+
 struct channel_info {
 
 	int tsin_id;
@@ -25,7 +27,7 @@ struct channel_info {
 	int i2c;
 	int dvb_card;
 
-	int rst_gpio;
+	struct gpio_desc *rst_gpio;
 
 	struct i2c_adapter  *i2c_adapter;
 	struct i2c_adapter  *tuner_i2c;
diff --git a/drivers/media/platform/st/sti/hva/hva-h264.c b/drivers/media/platform/st/sti/hva/hva-h264.c
index 98cb00d2d868..196e631fa4b8 100644
--- a/drivers/media/platform/st/sti/hva/hva-h264.c
+++ b/drivers/media/platform/st/sti/hva/hva-h264.c
@@ -591,7 +591,7 @@ static int hva_h264_prepare_task(struct hva_ctx *pctx,
 {
 	struct hva_dev *hva = ctx_to_hdev(pctx);
 	struct device *dev = ctx_to_dev(pctx);
-	struct hva_h264_ctx *ctx = (struct hva_h264_ctx *)pctx->priv;
+	struct hva_h264_ctx *ctx = pctx->priv;
 	struct hva_buffer *seq_info = ctx->seq_info;
 	struct hva_buffer *fwd_ref_frame = ctx->ref_frame;
 	struct hva_buffer *loc_rec_frame = ctx->rec_frame;
@@ -984,7 +984,7 @@ err:
 
 static int hva_h264_close(struct hva_ctx *pctx)
 {
-	struct hva_h264_ctx *ctx = (struct hva_h264_ctx *)pctx->priv;
+	struct hva_h264_ctx *ctx = pctx->priv;
 	struct device *dev = ctx_to_dev(pctx);
 
 	if (ctx->seq_info)
@@ -1007,8 +1007,8 @@ static int hva_h264_close(struct hva_ctx *pctx)
 static int hva_h264_encode(struct hva_ctx *pctx, struct hva_frame *frame,
 			   struct hva_stream *stream)
 {
-	struct hva_h264_ctx *ctx = (struct hva_h264_ctx *)pctx->priv;
-	struct hva_h264_task *task = (struct hva_h264_task *)ctx->task->vaddr;
+	struct hva_h264_ctx *ctx = pctx->priv;
+	struct hva_h264_task *task = ctx->task->vaddr;
 	u32 stuffing_bytes = 0;
 	int ret = 0;