diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-15 08:36:41 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-15 08:36:41 +0100 |
commit | 83be46e944f630fde26ce03cb93f61a3066448e3 (patch) | |
tree | d94a48051f9311d99b615fa06adda2511f9cff2d /drivers/gpio/gpiolib.c | |
parent | f8096ff38d5f62d8a2c473e1bec0163a1b2b86d8 (diff) | |
parent | 1e28eed17697bcf343c6743f0028cc3b5dd88bf0 (diff) | |
download | linux-83be46e944f630fde26ce03cb93f61a3066448e3.tar.bz2 |
Merge v5.12-rc3 into char-misc-next
We need the char/misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r-- | drivers/gpio/gpiolib.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index adf55db080d8..7ec0822c0505 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -367,22 +367,18 @@ static int gpiochip_set_desc_names(struct gpio_chip *gc) * * Looks for device property "gpio-line-names" and if it exists assigns * GPIO line names for the chip. The memory allocated for the assigned - * names belong to the underlying software node and should not be released + * names belong to the underlying firmware node and should not be released * by the caller. */ static int devprop_gpiochip_set_names(struct gpio_chip *chip) { struct gpio_device *gdev = chip->gpiodev; - struct device *dev = chip->parent; + struct fwnode_handle *fwnode = dev_fwnode(&gdev->dev); const char **names; int ret, i; int count; - /* GPIO chip may not have a parent device whose properties we inspect. */ - if (!dev) - return 0; - - count = device_property_string_array_count(dev, "gpio-line-names"); + count = fwnode_property_string_array_count(fwnode, "gpio-line-names"); if (count < 0) return 0; @@ -396,7 +392,7 @@ static int devprop_gpiochip_set_names(struct gpio_chip *chip) if (!names) return -ENOMEM; - ret = device_property_read_string_array(dev, "gpio-line-names", + ret = fwnode_property_read_string_array(fwnode, "gpio-line-names", names, count); if (ret < 0) { dev_warn(&gdev->dev, "failed to read GPIO line names\n"); @@ -474,9 +470,13 @@ EXPORT_SYMBOL_GPL(gpiochip_line_is_valid); static void gpiodevice_release(struct device *dev) { - struct gpio_device *gdev = dev_get_drvdata(dev); + struct gpio_device *gdev = container_of(dev, struct gpio_device, dev); + unsigned long flags; + spin_lock_irqsave(&gpio_lock, flags); list_del(&gdev->list); + spin_unlock_irqrestore(&gpio_lock, flags); + ida_free(&gpio_ida, gdev->id); kfree_const(gdev->label); kfree(gdev->descs); @@ -605,7 +605,6 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, goto err_free_ida; device_initialize(&gdev->dev); - dev_set_drvdata(&gdev->dev, gdev); if (gc->parent && gc->parent->driver) gdev->owner = gc->parent->driver->owner; else if (gc->owner) |