linux/drivers/leds/Kconfig
Arnd Bergmann 17c40f3c94 leds: blinkm: Fix CONFIG_LEDS_CLASS_MULTICOLOR dependency
With CONFIG_LEDS_CLASS_MULTICOLOR=m, a builtin leds-blinkm driver causes
a link failure:

arm-linux-gnueabi-ld: drivers/leds/leds-blinkm.o: in function `blinkm_set_mc_brightness':
leds-blinkm.c:(.text.blinkm_set_mc_brightness+0xc): undefined reference to `led_mc_calc_color_components'

Add a more specific dependency that only allows multicoler mode to
be enabled for blinkm if it can build and link.

Fixes: 56e8c56c9a ("leds: Add multicolor support to BlinkM LED driver")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Joseph Strauss <jstrauss@mailbox.org>
Link: https://lore.kernel.org/r/20240807075614.2118068-1-arnd@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>
2024-08-16 17:04:42 +01:00

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