xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ALSA: fireworks: Add proc interface for debugging purpose

Browse Source 
This commit adds proc interface to output infomation for debugging.
 - firmware information
 - sampling rate and clock source
 - physical metering (linear value)

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto
2014-04-25 22:45:08 +09:00
committed by Takashi Iwai
parent b84b1a27b4
commit 6a22683e89
4 changed files with 243 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
sound/firewire/fireworks/fireworks.c
View File

@@ -150,6 +150,21 @@ get_hardware_info(struct snd_efw *efw)
efw->pcm_playback_channels[0] = hwinfo->amdtp_rx_pcm_channels;
efw->pcm_playback_channels[1] = hwinfo->amdtp_rx_pcm_channels_2x;
efw->pcm_playback_channels[2] = hwinfo->amdtp_rx_pcm_channels_4x;
/* Hardware metering. */
if (hwinfo->phys_in_grp_count > HWINFO_MAX_CAPS_GROUPS ||
hwinfo->phys_out_grp_count > HWINFO_MAX_CAPS_GROUPS) {
return -EIO;
goto end;
}
efw->phys_in = hwinfo->phys_in;
efw->phys_out = hwinfo->phys_out;
efw->phys_in_grp_count = hwinfo->phys_in_grp_count;
efw->phys_out_grp_count = hwinfo->phys_out_grp_count;
memcpy(&efw->phys_in_grps, hwinfo->phys_in_grps,
sizeof(struct snd_efw_phys_grp) * hwinfo->phys_in_grp_count);
memcpy(&efw->phys_out_grps, hwinfo->phys_out_grps,
sizeof(struct snd_efw_phys_grp) * hwinfo->phys_out_grp_count);
end:
kfree(hwinfo);
return err;
@@ -209,6 +224,8 @@ efw_probe(struct fw_unit *unit,
if (entry->model_id == MODEL_ECHO_AUDIOFIRE_9)
efw->is_af9 = true;
snd_efw_proc_init(efw);
err = snd_efw_stream_init_duplex(efw);
if (err < 0)
goto error;