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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
212 *gpio_flags = GPIO_ACTIVE_HIGH;212 *gpio_flags = GPIO_ACTIVE_HIGH;
213 break;213 break;
214 case INT3472_GPIO_TYPE_PRIVACY_LED:214 case INT3472_GPIO_TYPE_PRIVACY_LED:
215 *con_id = "privacy-led";215 *con_id = "privacy";
216 *gpio_flags = GPIO_ACTIVE_HIGH;216 *gpio_flags = GPIO_ACTIVE_HIGH;
217 break;217 break;
218 case INT3472_GPIO_TYPE_HOTPLUG_DETECT:218 case INT3472_GPIO_TYPE_HOTPLUG_DETECT:
@@ -354,7 +354,7 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares, · 135 unmodified lines
354 354
355 break;355 break;
356 case INT3472_GPIO_TYPE_PRIVACY_LED:356 case INT3472_GPIO_TYPE_PRIVACY_LED:
357 ret = skl_int3472_register_led(int3472, gpio);357 ret = skl_int3472_register_led(int3472, gpio, con_id);
358 if (ret)358 if (ret)
359 err_msg = "Failed to register LED\n";359 err_msg = "Failed to register LED\n";
360 360
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
14 return 0;14 return 0;
15}15}
16 16
17int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio)17int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio,
18 const char *con_id)
18{19{
19 struct int3472_led *led = &int3472->led;20 struct int3472_led *led = &int3472->led;
20 char *p;21 char *p;
@@ -27,7 +28,7 @@ int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpi · 6 unmodified lines
27 28
28 /* Generate the name, replacing the ':' in the ACPI devname with '_' */29 /* Generate the name, replacing the ':' in the ACPI devname with '_' */
29 snprintf(led->name, sizeof(led->name),30 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);
31 p = strchr(led->name, ':');32 p = strchr(led->name, ':');
32 if (p)33 if (p)
33 *p = '_';34 *p = '_';
@@ -42,7 +43,7 @@ int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpi · 8 unmodified lines
42 43
43 led->lookup.provider = led->name;44 led->lookup.provider = led->name;
44 led->lookup.dev_id = int3472->sensor_name;45 led->lookup.dev_id = int3472->sensor_name;
45 led->lookup.con_id = "privacy";46 led->lookup.con_id = con_id;
46 led_add_lookup(&led->lookup);47 led_add_lookup(&led->lookup);
47 48
48 return 0;49 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
161 const char *second_sensor);161 const char *second_sensor);
162void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472);162void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472);
163 163
164int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio);164int skl_int3472_register_led(struct int3472_discrete_device *int3472, struct gpio_desc *gpio,
165 const char *con_id);
165void skl_int3472_unregister_led(struct int3472_discrete_device *int3472);166void skl_int3472_unregister_led(struct int3472_discrete_device *int3472);
166 167
167#endif168#endif

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