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ALSA: hda: Make snd_hdac_display_power() void function

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After the recent refactoring, snd_hdac_display_power() doesn't return
any error, hence it can be defined to return void.
This makes many error checks redundant and allows us to reduce them
gracefully.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai
2018-12-09 10:04:25 +01:00
parent 457f3c86d3
commit 4f799e7340
5 changed files with 23 additions and 66 deletions
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9
include/sound/hda_component.h
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@@ -12,8 +12,8 @@
#ifdef CONFIG_SND_HDA_COMPONENT
int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable);
int snd_hdac_display_power(struct hdac_bus *bus, unsigned int idx,
bool enable);
void snd_hdac_display_power(struct hdac_bus *bus, unsigned int idx,
bool enable);
int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid,
int dev_id, int rate);
int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id,
@@ -30,10 +30,9 @@ static inline int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable)
{
return 0;
}
static inline int snd_hdac_display_power(struct hdac_bus *bus,
unsigned int idx, bool enable)
static inline void snd_hdac_display_power(struct hdac_bus *bus,
unsigned int idx, bool enable)
{
return 0;
}
static inline int snd_hdac_sync_audio_rate(struct hdac_device *codec,
hda_nid_t nid, int dev_id, int rate)