ALSA: asihpi - Add volume mute control.
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/asihpi/hpi.h b/sound/pci/asihpi/hpi.h
index bef90d4..5ac978d 100644
--- a/sound/pci/asihpi/hpi.h
+++ b/sound/pci/asihpi/hpi.h
@@ -645,6 +645,11 @@
*/
#define HPI_GAIN_OFF (-100 * HPI_UNITS_PER_dB)
+/** channel mask specifying all channels
+\ingroup volume
+*/
+#define HPI_BITMASK_ALL_CHANNELS (0xFFFFFFFF)
+
/** value returned for no signal
\ingroup meter
*/
@@ -1312,6 +1317,10 @@
short an_gain0_01dB_out[HPI_MAX_CHANNELS]
);
+u16 hpi_volume_set_mute(u32 h_control, u32 mute);
+
+u16 hpi_volume_get_mute(u32 h_control, u32 *mute);
+
#define hpi_volume_get_range hpi_volume_query_range
u16 hpi_volume_query_range(u32 h_control, short *min_gain_01dB,
short *max_gain_01dB, short *step_gain_01dB);