UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ALSA: hda - Sort input pins in snd_hda_parse_pin_def_config() 

Sort inputs[] array in autocfg so that the codec parsers can filter out
easily per input pin types.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2010-09-09 22:22:02 +02:00
parent 990061c28a
commit 4a4d4a6985
1 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
sound/pci/hda/hda_codec.c
View File

@ -4383,6 +4383,23 @@ static void add_auto_cfg_input_pin(struct auto_pin_cfg *cfg, hda_nid_t nid,
} }
} }
/* sort inputs in the order of AUTO_PIN_* type */
static void sort_autocfg_input_pins(struct auto_pin_cfg *cfg)
{
int i, j;
for (i = 0; i < cfg->num_inputs; i++) {
for (j = i + 1; j < cfg->num_inputs; j++) {
if (cfg->inputs[i].type > cfg->inputs[j].type) {
struct auto_pin_cfg_item tmp;
tmp = cfg->inputs[i];
cfg->inputs[i] = cfg->inputs[j];
cfg->inputs[j] = tmp;
}
}
}
}
/* /*
* Parse all pin widgets and store the useful pin nids to cfg * Parse all pin widgets and store the useful pin nids to cfg
* *
@ -4585,6 +4602,8 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec,
break; break;
} }
sort_autocfg_input_pins(cfg);
/* /*
* debug prints of the parsed results * debug prints of the parsed results
*/ */