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audio: use of audio_route_{apply/reset}_and_update_path APIs 

1) Update enable/disable device and route to use the new APIs.
   With this change, mixer controls will be updated in the order
   listed in mixer paths XML file.
2) update_mixer is now an unused var.

Change-Id: Ic0a8874e4a2080347cfa0c2e66af606a08a207a7
CRs-Fixed: 581453
This commit is contained in:
Haynes Mathew George 2014-04-24 11:53:44 -07:00 committed by Gerrit - the friendly Code Review server
parent d3bc0d753f
commit ef1e3d331e
1 changed files with 14 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
hal/audio_hw.c
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@ -239,7 +239,7 @@ static int get_snd_codec_id(audio_format_t format)
int enable_audio_route(struct audio_device *adev,
struct audio_usecase *usecase,
bool update_mixer)
bool __unused update_mixer)
{
snd_device_t snd_device;
char mixer_path[MIXER_PATH_MAX_LENGTH];
@ -260,18 +260,15 @@ int enable_audio_route(struct audio_device *adev,
#endif
strcpy(mixer_path, use_case_table[usecase->id]);
platform_add_backend_name(mixer_path, snd_device);
ALOGV("%s: apply mixer path: %s", __func__, mixer_path);
audio_route_apply_path(adev->audio_route, mixer_path);
if (update_mixer)
audio_route_update_mixer(adev->audio_route);
ALOGV("%s: apply mixer and update path: %s", __func__, mixer_path);
audio_route_apply_and_update_path(adev->audio_route, mixer_path);
ALOGV("%s: exit", __func__);
return 0;
}
int disable_audio_route(struct audio_device *adev,
struct audio_usecase *usecase,
bool update_mixer)
bool __unused update_mixer)
{
snd_device_t snd_device;
char mixer_path[MIXER_PATH_MAX_LENGTH];
@ -286,18 +283,15 @@ int disable_audio_route(struct audio_device *adev,
snd_device = usecase->out_snd_device;
strcpy(mixer_path, use_case_table[usecase->id]);
platform_add_backend_name(mixer_path, snd_device);
ALOGV("%s: reset mixer path: %s", __func__, mixer_path);
audio_route_reset_path(adev->audio_route, mixer_path);
if (update_mixer)
audio_route_update_mixer(adev->audio_route);
ALOGV("%s: reset and update mixer path: %s", __func__, mixer_path);
audio_route_reset_and_update_path(adev->audio_route, mixer_path);
ALOGV("%s: exit", __func__);
return 0;
}
int enable_snd_device(struct audio_device *adev,
snd_device_t snd_device,
bool update_mixer)
bool __unused update_mixer)
{
char device_name[DEVICE_NAME_MAX_SIZE] = {0};
@ -325,12 +319,10 @@ int enable_snd_device(struct audio_device *adev,
*/
if ((snd_device == SND_DEVICE_OUT_BT_SCO) ||
(snd_device == SND_DEVICE_IN_BT_SCO_MIC)) {
audio_route_apply_path(adev->audio_route, BT_SCO_SAMPLE_RATE);
audio_route_update_mixer(adev->audio_route);
audio_route_apply_and_update_path(adev->audio_route, BT_SCO_SAMPLE_RATE);
} else if ((snd_device == SND_DEVICE_OUT_BT_SCO_WB) ||
(snd_device == SND_DEVICE_IN_BT_SCO_MIC_WB)) {
audio_route_apply_path(adev->audio_route, BT_SCO_WB_SAMPLE_RATE);
audio_route_update_mixer(adev->audio_route);
audio_route_apply_and_update_path(adev->audio_route, BT_SCO_WB_SAMPLE_RATE);
}
/* start usb playback thread */
@ -362,17 +354,14 @@ int enable_snd_device(struct audio_device *adev,
LISTEN_EVENT_SND_DEVICE_FREE);
return -EINVAL;
}
audio_route_apply_path(adev->audio_route, device_name);
audio_route_apply_and_update_path(adev->audio_route, device_name);
}
if (update_mixer)
audio_route_update_mixer(adev->audio_route);
return 0;
}
int disable_snd_device(struct audio_device *adev,
snd_device_t snd_device,
bool update_mixer)
bool __unused update_mixer)
{
char device_name[DEVICE_NAME_MAX_SIZE] = {0};
@ -410,10 +399,7 @@ int disable_snd_device(struct audio_device *adev,
audio_extn_spkr_prot_is_enabled()) {
audio_extn_spkr_prot_stop_processing();
} else
audio_route_reset_path(adev->audio_route, device_name);
if (update_mixer)
audio_route_update_mixer(adev->audio_route);
audio_route_reset_and_update_path(adev->audio_route, device_name);
audio_extn_listen_update_status(snd_device,
LISTEN_EVENT_SND_DEVICE_FREE);
@ -462,8 +448,7 @@ static void check_usecases_codec_backend(struct audio_device *adev,
}
if (num_uc_to_switch) {
/* Make sure all the streams are de-routed before disabling the device */
audio_route_update_mixer(adev->audio_route);
/* All streams have been de-routed. Disable the device */
/* Make sure the previous devices to be disabled first and then enable the
selected devices */
@ -531,8 +516,7 @@ static void check_and_route_capture_usecases(struct audio_device *adev,
}
if (num_uc_to_switch) {
/* Make sure all the streams are de-routed before disabling the device */
audio_route_update_mixer(adev->audio_route);
/* All streams have been de-routed. Disable the device */
/* Make sure the previous devices to be disabled first and then enable the
selected devices */
@ -759,8 +743,6 @@ int select_devices(struct audio_device *adev, audio_usecase_t uc_id)
out_snd_device,
in_snd_device);
audio_route_update_mixer(adev->audio_route);
usecase->in_snd_device = in_snd_device;
usecase->out_snd_device = out_snd_device;