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control: Add UMP Endpoint and Block info query support

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Add functions to query the UMP Endpoint and Block info via control
interface.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2023-05-22 18:04:40 +02:00
parent 8bc10c83b1
commit 81b0cf46d1
6 changed files with 51 additions and 0 deletions
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20
src/control/control_hw.c
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@ -333,6 +333,24 @@ static int snd_ctl_hw_ump_next_device(snd_ctl_t *handle, int *device)
return 0;
}
static int snd_ctl_hw_ump_endpoint_info(snd_ctl_t *handle,
snd_ump_endpoint_info_t *info)
{
snd_ctl_hw_t *hw = handle->private_data;
if (ioctl(hw->fd, SNDRV_CTL_IOCTL_UMP_ENDPOINT_INFO, info) < 0)
return -errno;
return 0;
}
static int snd_ctl_hw_ump_block_info(snd_ctl_t *handle,
snd_ump_block_info_t *info)
{
snd_ctl_hw_t *hw = handle->private_data;
if (ioctl(hw->fd, SNDRV_CTL_IOCTL_UMP_BLOCK_INFO, info) < 0)
return -errno;
return 0;
}
static int snd_ctl_hw_set_power_state(snd_ctl_t *handle, unsigned int state)
{
snd_ctl_hw_t *hw = handle->private_data;
@ -388,6 +406,8 @@ static const snd_ctl_ops_t snd_ctl_hw_ops = {
.rawmidi_info = snd_ctl_hw_rawmidi_info,
.rawmidi_prefer_subdevice = snd_ctl_hw_rawmidi_prefer_subdevice,
.ump_next_device = snd_ctl_hw_ump_next_device,
.ump_endpoint_info = snd_ctl_hw_ump_endpoint_info,
.ump_block_info = snd_ctl_hw_ump_block_info,
.set_power_state = snd_ctl_hw_set_power_state,
.get_power_state = snd_ctl_hw_get_power_state,
.read = snd_ctl_hw_read,