diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/815-v6.4-04-leds-Provide-stubs-for-when-CLASS_LED-NEW_LEDS-are-d.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/815-v6.4-04-leds-Provide-stubs-for-when-CLASS_LED-NEW_LEDS-are-d.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/815-v6.4-04-leds-Provide-stubs-for-when-CLASS_LED-NEW_LEDS-are-d.patch b/target/linux/generic/backport-5.15/815-v6.4-04-leds-Provide-stubs-for-when-CLASS_LED-NEW_LEDS-are-d.patch new file mode 100644 index 0000000000..bc905b4468 --- /dev/null +++ b/target/linux/generic/backport-5.15/815-v6.4-04-leds-Provide-stubs-for-when-CLASS_LED-NEW_LEDS-are-d.patch @@ -0,0 +1,59 @@ +From e5029edd53937a29801ef507cee12e657ff31ea9 Mon Sep 17 00:00:00 2001 +From: Andrew Lunn <andrew@lunn.ch> +Date: Mon, 17 Apr 2023 17:17:26 +0200 +Subject: [PATCH 4/9] leds: Provide stubs for when CLASS_LED & NEW_LEDS are + disabled + +Provide stubs for devm_led_classdev_register_ext() and +led_init_default_state_get() so that LED drivers embedded within other +drivers such as PHYs and Ethernet switches still build when LEDS_CLASS +or NEW_LEDS are disabled. This also helps with Kconfig dependencies, +which are somewhat hairy for phylib and mdio and only get worse when +adding a dependency on LED_CLASS. + +Signed-off-by: Andrew Lunn <andrew@lunn.ch> +Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> +Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + include/linux/leds.h | 18 ++++++++++++++++++ + 1 file changed, 18 insertions(+) + +--- a/include/linux/leds.h ++++ b/include/linux/leds.h +@@ -63,7 +63,15 @@ struct led_init_data { + bool devname_mandatory; + }; + ++#if IS_ENABLED(CONFIG_NEW_LEDS) + enum led_default_state led_init_default_state_get(struct fwnode_handle *fwnode); ++#else ++static inline enum led_default_state ++led_init_default_state_get(struct fwnode_handle *fwnode) ++{ ++ return LEDS_DEFSTATE_OFF; ++} ++#endif + + struct led_hw_trigger_type { + int dummy; +@@ -198,9 +206,19 @@ static inline int led_classdev_register( + return led_classdev_register_ext(parent, led_cdev, NULL); + } + ++#if IS_ENABLED(CONFIG_LEDS_CLASS) + int devm_led_classdev_register_ext(struct device *parent, + struct led_classdev *led_cdev, + struct led_init_data *init_data); ++#else ++static inline int ++devm_led_classdev_register_ext(struct device *parent, ++ struct led_classdev *led_cdev, ++ struct led_init_data *init_data) ++{ ++ return 0; ++} ++#endif + + static inline int devm_led_classdev_register(struct device *parent, + struct led_classdev *led_cdev) |