[ALSA] aoa: platform function gpio: ignore errors from functions that don't exist

[firefly-linux-kernel-4.4.55.git] / sound / aoa / core / snd-aoa-gpio-pmf.c

diff --git a/sound/aoa/core/snd-aoa-gpio-pmf.c b/sound/aoa/core/snd-aoa-gpio-pmf.c
index 3d57fd1aec4b6888c6d4664015404425143c6285..2836c3218391c549156e0b3e53048daf6ec64cd1 100644 (file)
--- a/sound/aoa/core/snd-aoa-gpio-pmf.c
+++ b/sound/aoa/core/snd-aoa-gpio-pmf.c
@@ -18,7 +18,7 @@ static void pmf_gpio_set_##name(struct gpio_runtime *rt, int on)\
                                                        \
        if (unlikely(!rt)) return;                              \
        rc = pmf_call_function(rt->node, #name "-mute", &args); \
-       if (rc)                                                 \
+       if (rc && rc != -ENODEV)                                \
                printk(KERN_WARNING "pmf_gpio_set_" #name       \
                " failed, rc: %d\n", rc);                       \
        rt->implementation_private &= ~(1<<bit);                \