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platform/x86: int3472: Parameterize LED con_id in registration

Add a con_id parameter to skl_int3472_register_led() to allow callers to specify both the LED name suffix and lookup con_id instead of hardcoding "privacy". This prepares for registering additional LED types with different names. While at it, rename the privacy LED's GPIO con_id from "privacy-led" to "privacy" in int3472_get_con_id_and_polarity() and pass it directly to skl_int3472_register_led(), reducing churn when adding new LED types. No functional change.

Marco Nenciarini committed 7 months ago

Commit 218d3c41 parent 39237e33 files · +8 −6Browse files

Unified · Split

3 files
  1. drivers/platform/x86/intel/int3472/discrete.c +2 −2
  2. drivers/platform/x86/intel/int3472/led.c +4 −3
  3. include/linux/platform_data/x86/int3472.h +2 −1
drivers/platform/x86/intel/int3472/discrete.c+2−2
@@ -212,7 +212,7 @@ static void int3472_get_con_id_and_polarity(struct int3472_discrete_device *int3 · 211 unmodified lines
212212 *gpio_flags = GPIO_ACTIVE_HIGH;
213213 break;
214214 case INT3472_GPIO_TYPE_PRIVACY_LED:
215− *con_id = "privacy-led";
215+ *con_id = "privacy";
216216 *gpio_flags = GPIO_ACTIVE_HIGH;
217217 break;
218218 case INT3472_GPIO_TYPE_HOTPLUG_DETECT:
@@ -354,7 +354,7 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares, · 135 unmodified lines
354354
355355 break;
356356 case INT3472_GPIO_TYPE_PRIVACY_LED:
357− ret = skl_int3472_register_led(int3472, gpio);
357+ ret = skl_int3472_register_led(int3472, gpio, con_id);
358358 if (ret)
359359 err_msg = "Failed to register LED\n";
360360
drivers/platform/x86/intel/int3472/led.c+4−3
@@ -14,7 +14,8 @@ static int int3472_led_set(struct led_classdev *led_cdev, enum led_brightness br · 13 unmodified lines
1414 return 0;
1515 }
1616
17−int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio)
17+int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio,
18+ const char *con_id)
1819 {
1920 struct int3472_led *led = &int3472->led;
2021 char *p;
@@ -27,7 +28,7 @@ int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpi · 6 unmodified lines
2728
2829 /* Generate the name, replacing the ':' in the ACPI devname with '_' */
2930 snprintf(led->name, sizeof(led->name),
30− "%s::privacy_led", acpi_dev_name(int3472->sensor));
31+ "%s::%s_led", acpi_dev_name(int3472->sensor), con_id);
3132 p = strchr(led->name, ':');
3233 if (p)
3334 *p = '_';
@@ -42,7 +43,7 @@ int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpi · 8 unmodified lines
4243
4344 led->lookup.provider = led->name;
4445 led->lookup.dev_id = int3472->sensor_name;
45− led->lookup.con_id = "privacy";
46+ led->lookup.con_id = con_id;
4647 led_add_lookup(&led->lookup);
4748
4849 return 0;
include/linux/platform_data/x86/int3472.h+2−1
@@ -161,7 +161,8 @@ int skl_int3472_register_regulator(struct int3472_discrete_device *int3472, · 160 unmodified lines
161161 const char *second_sensor);
162162 void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472);
163163
164−int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio);
164+int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio,
165+ const char *con_id);
165166 void skl_int3472_unregister_led(struct int3472_discrete_device *int3472);
166167
167168 #endif

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