diff options
| author |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-11-10 15:40:32 +0200 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2017-11-30 10:53:51 +0100 |
| commit | ce0929d222f8cb18a66611642dc0661d633ce192 (patch) | |
| tree | 4e7cfda831948660ef0d085e38eb8559adb62acf /drivers/gpio/gpiolib-acpi.c | |
| parent | gpiolib: acpi: Consolidate debug output in acpi_gpio_update_gpiod_flags() (diff) | |
| download | linux-dev-ce0929d222f8cb18a66611642dc0661d633ce192.tar.xz linux-dev-ce0929d222f8cb18a66611642dc0661d633ce192.zip | |
gpiolib: acpi: Add quirks field to struct acpi_gpio_mapping
Some broken ACPI tables might require quirks in the OS.
Introduce quirks field in struct acpi_gpio_mapping.
Propagate them to struct acpi_gpio_info for further use.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib-acpi.c')
| -rw-r--r-- | drivers/gpio/gpiolib-acpi.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 88518afa26bd..711f64b9dd30 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -414,7 +414,8 @@ EXPORT_SYMBOL_GPL(devm_acpi_dev_remove_driver_gpios); static bool acpi_get_driver_gpio_data(struct acpi_device *adev, const char *name, int index, - struct acpi_reference_args *args) + struct acpi_reference_args *args, + unsigned int *quirks) { const struct acpi_gpio_mapping *gm; @@ -430,6 +431,8 @@ static bool acpi_get_driver_gpio_data(struct acpi_device *adev, args->args[1] = par->line_index; args->args[2] = par->active_low; args->nargs = 3; + + *quirks = gm->quirks; return true; } @@ -580,6 +583,7 @@ static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode, struct acpi_gpio_lookup *lookup) { struct acpi_reference_args args; + unsigned int quirks = 0; int ret; memset(&args, 0, sizeof(args)); @@ -591,7 +595,8 @@ static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode, if (!adev) return ret; - if (!acpi_get_driver_gpio_data(adev, propname, index, &args)) + if (!acpi_get_driver_gpio_data(adev, propname, index, &args, + &quirks)) return ret; } /* @@ -606,6 +611,7 @@ static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode, lookup->active_low = !!args.args[2]; lookup->info.adev = args.adev; + lookup->info.quirks = quirks; return 0; } |