platform/x86: intel_skl_int3472: Use ACPI GPIO resource directly
When we call acpi_gpio_get_io_resource(), the output will be the pointer to the ACPI GPIO resource. Use it directly instead of dereferencing the generic resource. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Daniel Scally <djrscally@gmail.com> Tested-by: Daniel Scally <djrscally@gmail.com> Link: https://lore.kernel.org/r/20210618125516.53510-4-andriy.shevchenko@linux.intel.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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a438dd1108
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@ -131,10 +131,10 @@ out_free_init_name:
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}
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int skl_int3472_register_regulator(struct int3472_discrete_device *int3472,
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struct acpi_resource *ares)
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struct acpi_resource_gpio *agpio)
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{
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char *path = ares->data.gpio.resource_source.string_ptr;
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const struct int3472_sensor_config *sensor_config;
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char *path = agpio->resource_source.string_ptr;
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struct regulator_consumer_supply supply_map;
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struct regulator_init_data init_data = { };
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struct regulator_config cfg = { };
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@ -168,8 +168,7 @@ int skl_int3472_register_regulator(struct int3472_discrete_device *int3472,
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int3472->regulator.supply_name,
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&int3472_gpio_regulator_ops);
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int3472->regulator.gpio = acpi_get_and_request_gpiod(path,
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ares->data.gpio.pin_table[0],
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int3472->regulator.gpio = acpi_get_and_request_gpiod(path, agpio->pin_table[0],
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"int3472,regulator");
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if (IS_ERR(int3472->regulator.gpio)) {
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dev_err(int3472->dev, "Failed to get regulator GPIO line\n");
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@ -113,6 +113,6 @@ union acpi_object *skl_int3472_get_acpi_buffer(struct acpi_device *adev,
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int skl_int3472_fill_cldb(struct acpi_device *adev, struct int3472_cldb *cldb);
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int skl_int3472_register_clock(struct int3472_discrete_device *int3472);
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int skl_int3472_register_regulator(struct int3472_discrete_device *int3472,
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struct acpi_resource *ares);
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struct acpi_resource_gpio *agpio);
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#endif
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@ -103,11 +103,11 @@ skl_int3472_get_sensor_module_config(struct int3472_discrete_device *int3472)
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}
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static int skl_int3472_map_gpio_to_sensor(struct int3472_discrete_device *int3472,
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struct acpi_resource *ares,
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struct acpi_resource_gpio *agpio,
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const char *func, u32 polarity)
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{
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char *path = ares->data.gpio.resource_source.string_ptr;
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const struct int3472_sensor_config *sensor_config;
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char *path = agpio->resource_source.string_ptr;
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struct gpiod_lookup *table_entry;
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struct acpi_device *adev;
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acpi_handle handle;
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@ -145,7 +145,7 @@ static int skl_int3472_map_gpio_to_sensor(struct int3472_discrete_device *int347
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table_entry = &int3472->gpios.table[int3472->n_sensor_gpios];
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table_entry->key = acpi_dev_name(adev);
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table_entry->chip_hwnum = ares->data.gpio.pin_table[0];
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table_entry->chip_hwnum = agpio->pin_table[0];
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table_entry->con_id = func;
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table_entry->idx = 0;
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table_entry->flags = polarity;
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@ -156,23 +156,22 @@ static int skl_int3472_map_gpio_to_sensor(struct int3472_discrete_device *int347
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}
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static int skl_int3472_map_gpio_to_clk(struct int3472_discrete_device *int3472,
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struct acpi_resource *ares, u8 type)
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struct acpi_resource_gpio *agpio, u8 type)
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{
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char *path = ares->data.gpio.resource_source.string_ptr;
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char *path = agpio->resource_source.string_ptr;
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u16 pin = agpio->pin_table[0];
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struct gpio_desc *gpio;
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switch (type) {
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case INT3472_GPIO_TYPE_CLK_ENABLE:
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gpio = acpi_get_and_request_gpiod(path, ares->data.gpio.pin_table[0],
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"int3472,clk-enable");
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gpio = acpi_get_and_request_gpiod(path, pin, "int3472,clk-enable");
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if (IS_ERR(gpio))
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return (PTR_ERR(gpio));
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int3472->clock.ena_gpio = gpio;
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break;
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case INT3472_GPIO_TYPE_PRIVACY_LED:
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gpio = acpi_get_and_request_gpiod(path, ares->data.gpio.pin_table[0],
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"int3472,privacy-led");
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gpio = acpi_get_and_request_gpiod(path, pin, "int3472,privacy-led");
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if (IS_ERR(gpio))
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return (PTR_ERR(gpio));
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@ -242,7 +241,7 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares,
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if (!obj) {
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dev_warn(int3472->dev, "No _DSM entry for GPIO pin %u\n",
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ares->data.gpio.pin_table[0]);
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agpio->pin_table[0]);
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return 1;
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}
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@ -250,15 +249,14 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares,
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switch (type) {
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case INT3472_GPIO_TYPE_RESET:
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ret = skl_int3472_map_gpio_to_sensor(int3472, ares, "reset",
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ret = skl_int3472_map_gpio_to_sensor(int3472, agpio, "reset",
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GPIO_ACTIVE_LOW);
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if (ret)
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err_msg = "Failed to map reset pin to sensor\n";
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break;
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case INT3472_GPIO_TYPE_POWERDOWN:
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ret = skl_int3472_map_gpio_to_sensor(int3472, ares,
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"powerdown",
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ret = skl_int3472_map_gpio_to_sensor(int3472, agpio, "powerdown",
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GPIO_ACTIVE_LOW);
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if (ret)
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err_msg = "Failed to map powerdown pin to sensor\n";
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@ -266,13 +264,13 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares,
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break;
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case INT3472_GPIO_TYPE_CLK_ENABLE:
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case INT3472_GPIO_TYPE_PRIVACY_LED:
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ret = skl_int3472_map_gpio_to_clk(int3472, ares, type);
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ret = skl_int3472_map_gpio_to_clk(int3472, agpio, type);
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if (ret)
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err_msg = "Failed to map GPIO to clock\n";
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break;
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case INT3472_GPIO_TYPE_POWER_ENABLE:
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ret = skl_int3472_register_regulator(int3472, ares);
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ret = skl_int3472_register_regulator(int3472, agpio);
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if (ret)
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err_msg = "Failed to map regulator to sensor\n";
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