From fc3a399019a5a54258095c9bb0e17d4be5d51e67 Mon Sep 17 00:00:00 2001 From: Eliot Blennerhassett Date: Thu, 10 Feb 2011 17:26:11 +1300 Subject: [PATCH] ALSA: asihpi - Add volume mute control. Signed-off-by: Eliot Blennerhassett Signed-off-by: Takashi Iwai --- sound/pci/asihpi/hpi.h | 9 +++++++++ sound/pci/asihpi/hpi_internal.h | 17 ++++++++++++++++- sound/pci/asihpi/hpicmn.c | 20 +++++++++++++++++++- sound/pci/asihpi/hpifunc.c | 10 ++++++++++ 4 files changed, 54 insertions(+), 2 deletions(-) diff --git a/sound/pci/asihpi/hpi.h b/sound/pci/asihpi/hpi.h index bef90d44361e..5ac978d07740 100644 --- a/sound/pci/asihpi/hpi.h +++ b/sound/pci/asihpi/hpi.h @@ -645,6 +645,11 @@ enum HPI_SWITCH_STATES { */ #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 @@ u16 hpi_volume_get_gain(u32 h_control, 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); diff --git a/sound/pci/asihpi/hpi_internal.h b/sound/pci/asihpi/hpi_internal.h index 10de7e0aff14..990816085561 100644 --- a/sound/pci/asihpi/hpi_internal.h +++ b/sound/pci/asihpi/hpi_internal.h @@ -114,6 +114,18 @@ enum HPI_SUBSYS_OPTIONS { HPI_SUBSYS_OPT_NET_ADAPTER_ADDRESS_ADD = 262 }; +/** Volume flags +*/ +enum HPI_VOLUME_FLAGS { + /** Set if the volume control is muted */ + HPI_VOLUME_FLAG_MUTED = (1 << 0), + /** Set if the volume control has a mute function */ + HPI_VOLUME_FLAG_HAS_MUTE = (1 << 1), + /** Set if volume control can do autofading */ + HPI_VOLUME_FLAG_HAS_AUTOFADE = (1 << 2) + /* Note Flags >= (1<<8) are for DSP internal use only */ +}; + /******************************************* CONTROL ATTRIBUTES ****/ /* (in order of control type ID */ @@ -139,6 +151,8 @@ enum HPI_CONTROL_ATTRIBUTES { HPI_VOLUME_GAIN = HPI_CTL_ATTR(VOLUME, 1), HPI_VOLUME_AUTOFADE = HPI_CTL_ATTR(VOLUME, 2), + HPI_VOLUME_MUTE = HPI_CTL_ATTR(VOLUME, 3), + HPI_VOLUME_GAIN_AND_FLAGS = HPI_CTL_ATTR(VOLUME, 4), HPI_VOLUME_NUM_CHANNELS = HPI_CTL_ATTR(VOLUME, 6), HPI_VOLUME_RANGE = HPI_CTL_ATTR(VOLUME, 10), @@ -1389,7 +1403,8 @@ struct hpi_control_cache_info { struct hpi_control_cache_vol { struct hpi_control_cache_info i; short an_log[2]; - char temp_padding[4]; + unsigned short flags; + char padding[2]; }; struct hpi_control_cache_meter { diff --git a/sound/pci/asihpi/hpicmn.c b/sound/pci/asihpi/hpicmn.c index e0a08f61a348..4b3f4761cba5 100644 --- a/sound/pci/asihpi/hpicmn.c +++ b/sound/pci/asihpi/hpicmn.c @@ -347,8 +347,21 @@ short hpi_check_control_cache(struct hpi_control_cache *p_cache, if (phm->u.c.attribute == HPI_VOLUME_GAIN) { phr->u.c.an_log_value[0] = pC->u.vol.an_log[0]; phr->u.c.an_log_value[1] = pC->u.vol.an_log[1]; - } else + } else if (phm->u.c.attribute == HPI_VOLUME_MUTE) { + if (pC->u.vol.flags & HPI_VOLUME_FLAG_HAS_MUTE) { + if (pC->u.vol.flags & HPI_VOLUME_FLAG_MUTED) + phr->u.c.param1 = + HPI_BITMASK_ALL_CHANNELS; + else + phr->u.c.param1 = 0; + } else { + phr->error = + HPI_ERROR_INVALID_CONTROL_ATTRIBUTE; + phr->u.c.param1 = 0; + } + } else { found = 0; + } break; case HPI_CONTROL_MULTIPLEXER: if (phm->u.c.attribute == HPI_MULTIPLEXER_SOURCE) { @@ -544,6 +557,11 @@ void hpi_cmn_control_cache_sync_to_msg(struct hpi_control_cache *p_cache, if (phm->u.c.attribute == HPI_VOLUME_GAIN) { pC->u.vol.an_log[0] = phr->u.c.an_log_value[0]; pC->u.vol.an_log[1] = phr->u.c.an_log_value[1]; + } else if (phm->u.c.attribute == HPI_VOLUME_MUTE) { + if (phm->u.c.param1) + pC->u.vol.flags |= HPI_VOLUME_FLAG_MUTED; + else + pC->u.vol.flags &= ~HPI_VOLUME_FLAG_MUTED; } break; case HPI_CONTROL_MULTIPLEXER: diff --git a/sound/pci/asihpi/hpifunc.c b/sound/pci/asihpi/hpifunc.c index 53924e494161..b79eba1ee0f5 100644 --- a/sound/pci/asihpi/hpifunc.c +++ b/sound/pci/asihpi/hpifunc.c @@ -2888,6 +2888,16 @@ u16 hpi_volume_get_gain(u32 h_control, short an_log_gain[HPI_MAX_CHANNELS] &an_log_gain[0], &an_log_gain[1]); } +u16 hpi_volume_set_mute(u32 h_control, u32 mute) +{ + return hpi_control_param_set(h_control, HPI_VOLUME_MUTE, mute, 0); +} + +u16 hpi_volume_get_mute(u32 h_control, u32 *mute) +{ + return hpi_control_param1_get(h_control, HPI_VOLUME_MUTE, mute); +} + u16 hpi_volume_query_range(u32 h_control, short *min_gain_01dB, short *max_gain_01dB, short *step_gain_01dB) { -- 2.30.2