regmap: Merge up v6.4-rc6

The fix for maple tree RCU locking on sync is a dependency for the
block sync code for the maple tree.

5 files changed, 34 insertions, 18 deletions

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 5521f060d58e..f45c6a36551c 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -897,7 +897,7 @@ config GPIO_F7188X
 	help
 	  This option enables support for GPIOs found on Fintek Super-I/O
 	  chips F71869, F71869A, F71882FG, F71889F and F81866.
-	  As well as Nuvoton Super-I/O chip NCT6116D.
+	  As well as Nuvoton Super-I/O chip NCT6126D.
 
 	  To compile this driver as a module, choose M here: the module will
 	  be called f7188x-gpio.
diff --git a/drivers/gpio/gpio-f7188x.c b/drivers/gpio/gpio-f7188x.c
index 9effa7769bef..f54ca5a1775e 100644
--- a/drivers/gpio/gpio-f7188x.c
+++ b/drivers/gpio/gpio-f7188x.c
@@ -48,7 +48,7 @@
 /*
  * Nuvoton devices.
  */
-#define SIO_NCT6116D_ID		0xD283  /* NCT6116D chipset ID */
+#define SIO_NCT6126D_ID		0xD283  /* NCT6126D chipset ID */
 
 #define SIO_LD_GPIO_NUVOTON	0x07	/* GPIO logical device */
 
@@ -62,7 +62,7 @@ enum chips {
 	f81866,
 	f81804,
 	f81865,
-	nct6116d,
+	nct6126d,
 };
 
 static const char * const f7188x_names[] = {
@@ -74,7 +74,7 @@ static const char * const f7188x_names[] = {
 	"f81866",
 	"f81804",
 	"f81865",
-	"nct6116d",
+	"nct6126d",
 };
 
 struct f7188x_sio {
@@ -187,8 +187,8 @@ static int f7188x_gpio_set_config(struct gpio_chip *chip, unsigned offset,
 /* Output mode register (0:open drain 1:push-pull). */
 #define f7188x_gpio_out_mode(base) ((base) + 3)
 
-#define f7188x_gpio_dir_invert(type)	((type) == nct6116d)
-#define f7188x_gpio_data_single(type)	((type) == nct6116d)
+#define f7188x_gpio_dir_invert(type)	((type) == nct6126d)
+#define f7188x_gpio_data_single(type)	((type) == nct6126d)
 
 static struct f7188x_gpio_bank f71869_gpio_bank[] = {
 	F7188X_GPIO_BANK(0, 6, 0xF0, DRVNAME "-0"),
@@ -274,7 +274,7 @@ static struct f7188x_gpio_bank f81865_gpio_bank[] = {
 	F7188X_GPIO_BANK(60, 5, 0x90, DRVNAME "-6"),
 };
 
-static struct f7188x_gpio_bank nct6116d_gpio_bank[] = {
+static struct f7188x_gpio_bank nct6126d_gpio_bank[] = {
 	F7188X_GPIO_BANK(0, 8, 0xE0, DRVNAME "-0"),
 	F7188X_GPIO_BANK(10, 8, 0xE4, DRVNAME "-1"),
 	F7188X_GPIO_BANK(20, 8, 0xE8, DRVNAME "-2"),
@@ -282,7 +282,7 @@ static struct f7188x_gpio_bank nct6116d_gpio_bank[] = {
 	F7188X_GPIO_BANK(40, 8, 0xF0, DRVNAME "-4"),
 	F7188X_GPIO_BANK(50, 8, 0xF4, DRVNAME "-5"),
 	F7188X_GPIO_BANK(60, 8, 0xF8, DRVNAME "-6"),
-	F7188X_GPIO_BANK(70, 1, 0xFC, DRVNAME "-7"),
+	F7188X_GPIO_BANK(70, 8, 0xFC, DRVNAME "-7"),
 };
 
 static int f7188x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
@@ -490,9 +490,9 @@ static int f7188x_gpio_probe(struct platform_device *pdev)
 		data->nr_bank = ARRAY_SIZE(f81865_gpio_bank);
 		data->bank = f81865_gpio_bank;
 		break;
-	case nct6116d:
-		data->nr_bank = ARRAY_SIZE(nct6116d_gpio_bank);
-		data->bank = nct6116d_gpio_bank;
+	case nct6126d:
+		data->nr_bank = ARRAY_SIZE(nct6126d_gpio_bank);
+		data->bank = nct6126d_gpio_bank;
 		break;
 	default:
 		return -ENODEV;
@@ -559,9 +559,9 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
 	case SIO_F81865_ID:
 		sio->type = f81865;
 		break;
-	case SIO_NCT6116D_ID:
+	case SIO_NCT6126D_ID:
 		sio->device = SIO_LD_GPIO_NUVOTON;
-		sio->type = nct6116d;
+		sio->type = nct6126d;
 		break;
 	default:
 		pr_info("Unsupported Fintek device 0x%04x\n", devid);
@@ -569,7 +569,7 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
 	}
 
 	/* double check manufacturer where possible */
-	if (sio->type != nct6116d) {
+	if (sio->type != nct6126d) {
 		manid = superio_inw(addr, SIO_FINTEK_MANID);
 		if (manid != SIO_FINTEK_ID) {
 			pr_debug("Not a Fintek device at 0x%08x\n", addr);
@@ -581,7 +581,7 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
 	err = 0;
 
 	pr_info("Found %s at %#x\n", f7188x_names[sio->type], (unsigned int)addr);
-	if (sio->type != nct6116d)
+	if (sio->type != nct6126d)
 		pr_info("   revision %d\n", superio_inb(addr, SIO_FINTEK_DEVREV));
 
 err:
diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index e6a7049bef64..b32063ac845a 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -369,7 +369,7 @@ static void gpio_mockup_debugfs_setup(struct device *dev,
 		priv->offset = i;
 		priv->desc = gpiochip_get_desc(gc, i);
 
-		debugfs_create_file(name, 0200, chip->dbg_dir, priv,
+		debugfs_create_file(name, 0600, chip->dbg_dir, priv,
 				    &gpio_mockup_debugfs_ops);
 	}
 }
diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c
index a1c8702f362c..8b49b0abacd5 100644
--- a/drivers/gpio/gpio-sim.c
+++ b/drivers/gpio/gpio-sim.c
@@ -696,6 +696,9 @@ static char **gpio_sim_make_line_names(struct gpio_sim_bank *bank,
 	char **line_names;
 
 	list_for_each_entry(line, &bank->line_list, siblings) {
+		if (line->offset >= bank->num_lines)
+			continue;
+
 		if (line->name) {
 			if (line->offset > max_offset)
 				max_offset = line->offset;
@@ -721,8 +724,13 @@ static char **gpio_sim_make_line_names(struct gpio_sim_bank *bank,
 	if (!line_names)
 		return ERR_PTR(-ENOMEM);
 
-	list_for_each_entry(line, &bank->line_list, siblings)
-		line_names[line->offset] = line->name;
+	list_for_each_entry(line, &bank->line_list, siblings) {
+		if (line->offset >= bank->num_lines)
+			continue;
+
+		if (line->name && (line->offset <= max_offset))
+			line_names[line->offset] = line->name;
+	}
 
 	return line_names;
 }
@@ -754,6 +762,9 @@ static int gpio_sim_add_hogs(struct gpio_sim_device *dev)
 
 	list_for_each_entry(bank, &dev->bank_list, siblings) {
 		list_for_each_entry(line, &bank->line_list, siblings) {
+			if (line->offset >= bank->num_lines)
+				continue;
+
 			if (line->hog)
 				num_hogs++;
 		}
@@ -769,6 +780,9 @@ static int gpio_sim_add_hogs(struct gpio_sim_device *dev)
 
 	list_for_each_entry(bank, &dev->bank_list, siblings) {
 		list_for_each_entry(line, &bank->line_list, siblings) {
+			if (line->offset >= bank->num_lines)
+				continue;
+
 			if (!line->hog)
 				continue;
 
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 04fb05df805b..a7220e04a93e 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -209,6 +209,8 @@ static int gpiochip_find_base(int ngpio)
 			break;
 		/* nope, check the space right after the chip */
 		base = gdev->base + gdev->ngpio;
+		if (base < GPIO_DYNAMIC_BASE)
+			base = GPIO_DYNAMIC_BASE;
 	}
 
 	if (gpio_is_valid(base)) {