The Atom DPCM driver only allowed for the SSP2 interface, add definitions for modem/SSP0.
These definitions might be used to route audio to a codec connected to SSP0 (instead of a modem in traditional usages), but there is a restriction to 2ch I2S. SSP2 is capable of handling up to 4 slot TDM.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/intel/atom/sst-atom-controls.c | 17 ++++++++++++++++- sound/soc/intel/atom/sst-atom-controls.h | 6 ++++++ 2 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c index 98720a9..28eea12 100644 --- a/sound/soc/intel/atom/sst-atom-controls.c +++ b/sound/soc/intel/atom/sst-atom-controls.c @@ -1,4 +1,4 @@ -/* + /* * sst-atom-controls.c - Intel MID Platform driver DPCM ALSA controls for Mrfld * * Copyright (C) 2013-14 Intel Corp @@ -534,6 +534,7 @@ static const DECLARE_TLV_DB_SCALE(sst_gain_tlv_common, SST_GAIN_MIN_VALUE * 10,
/* Look up table to convert MIXER SW bit regs to SWM inputs */ static const uint swm_mixer_input_ids[SST_SWM_INPUT_COUNT] = { + [SST_IP_MODEM] = SST_SWM_IN_MODEM, [SST_IP_CODEC0] = SST_SWM_IN_CODEC0, [SST_IP_CODEC1] = SST_SWM_IN_CODEC1, [SST_IP_LOOP0] = SST_SWM_IN_SPROT_LOOP, @@ -674,6 +675,7 @@ static int sst_swm_mixer_event(struct snd_soc_dapm_widget *w, /* SBA mixers - 16 inputs */ #define SST_SBA_DECLARE_MIX_CONTROLS(kctl_name) \ static const struct snd_kcontrol_new kctl_name[] = { \ + SOC_DAPM_SINGLE("modem_in Switch", SND_SOC_NOPM, SST_IP_MODEM, 1, 0), \ SOC_DAPM_SINGLE("codec_in0 Switch", SND_SOC_NOPM, SST_IP_CODEC0, 1, 0), \ SOC_DAPM_SINGLE("codec_in1 Switch", SND_SOC_NOPM, SST_IP_CODEC1, 1, 0), \ SOC_DAPM_SINGLE("sprot_loop_in Switch", SND_SOC_NOPM, SST_IP_LOOP0, 1, 0), \ @@ -684,6 +686,7 @@ static int sst_swm_mixer_event(struct snd_soc_dapm_widget *w, }
#define SST_SBA_MIXER_GRAPH_MAP(mix_name) \ + { mix_name, "modem_in Switch", "modem_in" }, \ { mix_name, "codec_in0 Switch", "codec_in0" }, \ { mix_name, "codec_in1 Switch", "codec_in1" }, \ { mix_name, "sprot_loop_in Switch", "sprot_loop_in" }, \ @@ -713,6 +716,7 @@ SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_media_l2_controls); SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_voip_controls); SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_codec0_controls); SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_codec1_controls); +SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_modem_controls);
/* * sst_handle_vb_timer - Start/Stop the DSP scheduler @@ -1047,8 +1051,10 @@ static int sst_set_media_loop(struct snd_soc_dapm_widget *w, }
static const struct snd_soc_dapm_widget sst_dapm_widgets[] = { + SST_AIF_IN("modem_in", sst_set_be_modules), SST_AIF_IN("codec_in0", sst_set_be_modules), SST_AIF_IN("codec_in1", sst_set_be_modules), + SST_AIF_OUT("modem_out", sst_set_be_modules), SST_AIF_OUT("codec_out0", sst_set_be_modules), SST_AIF_OUT("codec_out1", sst_set_be_modules),
@@ -1103,6 +1109,9 @@ static const struct snd_soc_dapm_widget sst_dapm_widgets[] = { sst_mix_codec0_controls, sst_swm_mixer_event), SST_SWM_MIXER("codec_out1 mix 0", SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_CODEC1, sst_mix_codec1_controls, sst_swm_mixer_event), + SST_SWM_MIXER("modem_out mix 0", SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_MODEM, + sst_mix_modem_controls, sst_swm_mixer_event), + };
static const struct snd_soc_dapm_route intercon[] = { @@ -1148,6 +1157,9 @@ static const struct snd_soc_dapm_route intercon[] = { SST_SBA_MIXER_GRAPH_MAP("codec_out0 mix 0"), {"codec_out1", NULL, "codec_out1 mix 0"}, SST_SBA_MIXER_GRAPH_MAP("codec_out1 mix 0"), + {"modem_out", NULL, "modem_out mix 0"}, + SST_SBA_MIXER_GRAPH_MAP("modem_out mix 0"), +
}; static const char * const slot_names[] = { @@ -1217,6 +1229,9 @@ static const struct snd_kcontrol_new sst_gain_controls[] = { SST_GAIN("media_loop2_out", SST_PATH_INDEX_MEDIA_LOOP2_OUT, SST_TASK_SBA, 0, &sst_gains[13]), SST_GAIN("sprot_loop_out", SST_PATH_INDEX_SPROT_LOOP_OUT, SST_TASK_SBA, 0, &sst_gains[14]), SST_VOLUME("media0_in", SST_PATH_INDEX_MEDIA0_IN, SST_TASK_MMX, 0, &sst_gains[15]), + SST_GAIN("modem_in", SST_PATH_INDEX_MODEM_IN, SST_TASK_SBA, 0, &sst_gains[16]), + SST_GAIN("modem_out", SST_PATH_INDEX_MODEM_OUT, SST_TASK_SBA, 0, &sst_gains[17]), + };
#define SST_GAIN_NUM_CONTROLS 3 diff --git a/sound/soc/intel/atom/sst-atom-controls.h b/sound/soc/intel/atom/sst-atom-controls.h index e011311..351d814 100644 --- a/sound/soc/intel/atom/sst-atom-controls.h +++ b/sound/soc/intel/atom/sst-atom-controls.h @@ -35,6 +35,8 @@ enum { /* define a bit for each mixer input */ #define SST_MIX_IP(x) (x)
+#define SST_IP_MODEM SST_MIX_IP(0) +#define SST_IP_BT SST_MIX_IP(1) #define SST_IP_CODEC0 SST_MIX_IP(2) #define SST_IP_CODEC1 SST_MIX_IP(3) #define SST_IP_LOOP0 SST_MIX_IP(4) @@ -63,6 +65,7 @@ enum { * Audio DSP Path Ids. Specified by the audio DSP FW */ enum sst_path_index { + SST_PATH_INDEX_MODEM_OUT = (0x00 << SST_PATH_ID_SHIFT), SST_PATH_INDEX_CODEC_OUT0 = (0x02 << SST_PATH_ID_SHIFT), SST_PATH_INDEX_CODEC_OUT1 = (0x03 << SST_PATH_ID_SHIFT),
@@ -80,6 +83,7 @@ enum sst_path_index {
/* Start of input paths */ + SST_PATH_INDEX_MODEM_IN = (0x80 << SST_PATH_ID_SHIFT), SST_PATH_INDEX_CODEC_IN0 = (0x82 << SST_PATH_ID_SHIFT), SST_PATH_INDEX_CODEC_IN1 = (0x83 << SST_PATH_ID_SHIFT),
@@ -105,6 +109,7 @@ enum sst_path_index { * path IDs */ enum sst_swm_inputs { + SST_SWM_IN_MODEM = (SST_PATH_INDEX_MODEM_IN | SST_DEFAULT_CELL_NBR), SST_SWM_IN_CODEC0 = (SST_PATH_INDEX_CODEC_IN0 | SST_DEFAULT_CELL_NBR), SST_SWM_IN_CODEC1 = (SST_PATH_INDEX_CODEC_IN1 | SST_DEFAULT_CELL_NBR), SST_SWM_IN_SPROT_LOOP = (SST_PATH_INDEX_SPROT_LOOP_IN | SST_DEFAULT_CELL_NBR), @@ -124,6 +129,7 @@ enum sst_swm_inputs { * path IDs */ enum sst_swm_outputs { + SST_SWM_OUT_MODEM = (SST_PATH_INDEX_MODEM_OUT | SST_DEFAULT_CELL_NBR), SST_SWM_OUT_CODEC0 = (SST_PATH_INDEX_CODEC_OUT0 | SST_DEFAULT_CELL_NBR), SST_SWM_OUT_CODEC1 = (SST_PATH_INDEX_CODEC_OUT1 | SST_DEFAULT_CELL_NBR), SST_SWM_OUT_SPROT_LOOP = (SST_PATH_INDEX_SPROT_LOOP_OUT | SST_DEFAULT_CELL_NBR),