5 files changed, 29 insertions, 23 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 08bc52c3cdcb..ecd7d169470b 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -351,6 +351,9 @@ static const struct regmap_config pca953x_i2c_regmap = {
 	.reg_bits = 8,
 	.val_bits = 8,
 
+	.use_single_read = true,
+	.use_single_write = true,
+
 	.readable_reg = pca953x_readable_register,
 	.writeable_reg = pca953x_writeable_register,
 	.volatile_reg = pca953x_volatile_register,
@@ -906,15 +909,18 @@ static int pca953x_irq_setup(struct pca953x_chip *chip,
 static int device_pca95xx_init(struct pca953x_chip *chip, u32 invert)
 {
 	DECLARE_BITMAP(val, MAX_LINE);
+	u8 regaddr;
 	int ret;
 
-	ret = regcache_sync_region(chip->regmap, chip->regs->output,
-				   chip->regs->output + NBANK(chip));
+	regaddr = pca953x_recalc_addr(chip, chip->regs->output, 0);
+	ret = regcache_sync_region(chip->regmap, regaddr,
+				   regaddr + NBANK(chip) - 1);
 	if (ret)
 		goto out;
 
-	ret = regcache_sync_region(chip->regmap, chip->regs->direction,
-				   chip->regs->direction + NBANK(chip));
+	regaddr = pca953x_recalc_addr(chip, chip->regs->direction, 0);
+	ret = regcache_sync_region(chip->regmap, regaddr,
+				   regaddr + NBANK(chip) - 1);
 	if (ret)
 		goto out;
 
@@ -1127,14 +1133,14 @@ static int pca953x_regcache_sync(struct device *dev)
 	 * sync these registers first and only then sync the rest.
 	 */
 	regaddr = pca953x_recalc_addr(chip, chip->regs->direction, 0);
-	ret = regcache_sync_region(chip->regmap, regaddr, regaddr + NBANK(chip));
+	ret = regcache_sync_region(chip->regmap, regaddr, regaddr + NBANK(chip) - 1);
 	if (ret) {
 		dev_err(dev, "Failed to sync GPIO dir registers: %d\n", ret);
 		return ret;
 	}
 
 	regaddr = pca953x_recalc_addr(chip, chip->regs->output, 0);
-	ret = regcache_sync_region(chip->regmap, regaddr, regaddr + NBANK(chip));
+	ret = regcache_sync_region(chip->regmap, regaddr, regaddr + NBANK(chip) - 1);
 	if (ret) {
 		dev_err(dev, "Failed to sync GPIO out registers: %d\n", ret);
 		return ret;
@@ -1144,7 +1150,7 @@ static int pca953x_regcache_sync(struct device *dev)
 	if (chip->driver_data & PCA_PCAL) {
 		regaddr = pca953x_recalc_addr(chip, PCAL953X_IN_LATCH, 0);
 		ret = regcache_sync_region(chip->regmap, regaddr,
-					   regaddr + NBANK(chip));
+					   regaddr + NBANK(chip) - 1);
 		if (ret) {
 			dev_err(dev, "Failed to sync INT latch registers: %d\n",
 				ret);
@@ -1153,7 +1159,7 @@ static int pca953x_regcache_sync(struct device *dev)
 
 		regaddr = pca953x_recalc_addr(chip, PCAL953X_INT_MASK, 0);
 		ret = regcache_sync_region(chip->regmap, regaddr,
-					   regaddr + NBANK(chip));
+					   regaddr + NBANK(chip) - 1);
 		if (ret) {
 			dev_err(dev, "Failed to sync INT mask registers: %d\n",
 				ret);
diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c
index 98109839102f..1020c2feb249 100644
--- a/drivers/gpio/gpio-sim.c
+++ b/drivers/gpio/gpio-sim.c
@@ -991,28 +991,22 @@ static struct configfs_attribute *gpio_sim_device_config_attrs[] = {
 };
 
 struct gpio_sim_chip_name_ctx {
-	struct gpio_sim_device *dev;
+	struct fwnode_handle *swnode;
 	char *page;
 };
 
 static int gpio_sim_emit_chip_name(struct device *dev, void *data)
 {
 	struct gpio_sim_chip_name_ctx *ctx = data;
-	struct fwnode_handle *swnode;
-	struct gpio_sim_bank *bank;
 
 	/* This would be the sysfs device exported in /sys/class/gpio. */
 	if (dev->class)
 		return 0;
 
-	swnode = dev_fwnode(dev);
+	if (device_match_fwnode(dev, ctx->swnode))
+		return sprintf(ctx->page, "%s\n", dev_name(dev));
 
-	list_for_each_entry(bank, &ctx->dev->bank_list, siblings) {
-		if (bank->swnode == swnode)
-			return sprintf(ctx->page, "%s\n", dev_name(dev));
-	}
-
-	return -ENODATA;
+	return 0;
 }
 
 static ssize_t gpio_sim_bank_config_chip_name_show(struct config_item *item,
@@ -1020,7 +1014,7 @@ static ssize_t gpio_sim_bank_config_chip_name_show(struct config_item *item,
 {
 	struct gpio_sim_bank *bank = to_gpio_sim_bank(item);
 	struct gpio_sim_device *dev = gpio_sim_bank_get_device(bank);
-	struct gpio_sim_chip_name_ctx ctx = { dev, page };
+	struct gpio_sim_chip_name_ctx ctx = { bank->swnode, page };
 	int ret;
 
 	mutex_lock(&dev->lock);
diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c
index 23cddb265a0d..9db42f6a2043 100644
--- a/drivers/gpio/gpio-vf610.c
+++ b/drivers/gpio/gpio-vf610.c
@@ -19,6 +19,7 @@
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/of_irq.h>
+#include <linux/pinctrl/consumer.h>
 
 #define VF610_GPIO_PER_PORT		32
 
diff --git a/drivers/gpio/gpio-xilinx.c b/drivers/gpio/gpio-xilinx.c
index b6d3a57e27ed..7f8e2fed2988 100644
--- a/drivers/gpio/gpio-xilinx.c
+++ b/drivers/gpio/gpio-xilinx.c
@@ -99,7 +99,7 @@ static inline void xgpio_set_value32(unsigned long *map, int bit, u32 v)
 	const unsigned long offset = (bit % BITS_PER_LONG) & BIT(5);
 
 	map[index] &= ~(0xFFFFFFFFul << offset);
-	map[index] |= v << offset;
+	map[index] |= (unsigned long)v << offset;
 }
 
 static inline int xgpio_regoffset(struct xgpio_instance *chip, int ch)
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c
index f5aa5f93342a..b26e64338376 100644
--- a/drivers/gpio/gpiolib-cdev.c
+++ b/drivers/gpio/gpiolib-cdev.c
@@ -421,6 +421,10 @@ out_free_lh:
  * @work: the worker that implements software debouncing
  * @sw_debounced: flag indicating if the software debouncer is active
  * @level: the current debounced physical level of the line
+ * @hdesc: the Hardware Timestamp Engine (HTE) descriptor
+ * @raw_level: the line level at the time of event
+ * @total_discard_seq: the running counter of the discarded events
+ * @last_seqno: the last sequence number before debounce period expires
  */
 struct line {
 	struct gpio_desc *desc;
@@ -1460,11 +1464,12 @@ static ssize_t linereq_read(struct file *file,
 static void linereq_free(struct linereq *lr)
 {
 	unsigned int i;
-	bool hte;
+	bool hte = false;
 
 	for (i = 0; i < lr->num_lines; i++) {
-		hte = !!test_bit(FLAG_EVENT_CLOCK_HTE,
-				 &lr->lines[i].desc->flags);
+		if (lr->lines[i].desc)
+			hte = !!test_bit(FLAG_EVENT_CLOCK_HTE,
+					 &lr->lines[i].desc->flags);
 		edge_detector_stop(&lr->lines[i], hte);
 		if (lr->lines[i].desc)
 			gpiod_free(lr->lines[i].desc);