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ASoC: Intel: mrfld: add DSP core controls 

This patch adds core controls like interleavers, SSP BEs, and also
logic of sending pipeline and module commands to the DSP.

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vinod Koul 2014-10-15 20:12:57 +05:30 committed by Mark Brown
parent 4fa805738e
commit 24c8d14192
2 changed files with 1061 additions and 0 deletions
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754
sound/soc/intel/sst-atom-controls.c
View File

@ -15,6 +15,9 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* In the dpcm driver modelling when a particular FE/BE/Mixer/Pipe is active
* we forward the settings and parameters, rest we keep the values in
* driver and forward when DAPM enables them
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@ -81,6 +84,183 @@ static int sst_fill_and_send_cmd(struct sst_data *drv,
return ret;
}
/**
* tx map value is a bitfield where each bit represents a FW channel
*
* 3 2 1 0 # 0 = codec0, 1 = codec1
* RLRLRLRL # 3, 4 = reserved
*
* e.g. slot 0 rx map = 00001100b -> data from slot 0 goes into codec_in1 L,R
*/
static u8 sst_ssp_tx_map[SST_MAX_TDM_SLOTS] = {
0x1, 0x2, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80, /* default rx map */
};
/**
* rx map value is a bitfield where each bit represents a slot
*
* 76543210 # 0 = slot 0, 1 = slot 1
*
* e.g. codec1_0 tx map = 00000101b -> data from codec_out1_0 goes into slot 0, 2
*/
static u8 sst_ssp_rx_map[SST_MAX_TDM_SLOTS] = {
0x1, 0x2, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80, /* default tx map */
};
/**
* NOTE: this is invoked with lock held
*/
static int sst_send_slot_map(struct sst_data *drv)
{
struct sst_param_sba_ssp_slot_map cmd;
SST_FILL_DEFAULT_DESTINATION(cmd.header.dst);
cmd.header.command_id = SBA_SET_SSP_SLOT_MAP;
cmd.header.length = sizeof(struct sst_param_sba_ssp_slot_map)
- sizeof(struct sst_dsp_header);
cmd.param_id = SBA_SET_SSP_SLOT_MAP;
cmd.param_len = sizeof(cmd.rx_slot_map) + sizeof(cmd.tx_slot_map)
+ sizeof(cmd.ssp_index);
cmd.ssp_index = SSP_CODEC;
memcpy(cmd.rx_slot_map, &sst_ssp_tx_map[0], sizeof(cmd.rx_slot_map));
memcpy(cmd.tx_slot_map, &sst_ssp_rx_map[0], sizeof(cmd.tx_slot_map));
return sst_fill_and_send_cmd_unlocked(drv, SST_IPC_IA_SET_PARAMS,
SST_FLAG_BLOCKED, SST_TASK_SBA, 0, &cmd,
sizeof(cmd.header) + cmd.header.length);
}
int sst_slot_enum_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct sst_enum *e = (struct sst_enum *)kcontrol->private_value;
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = e->max;
if (uinfo->value.enumerated.item > e->max - 1)
uinfo->value.enumerated.item = e->max - 1;
strcpy(uinfo->value.enumerated.name,
e->texts[uinfo->value.enumerated.item]);
return 0;
}
/**
* sst_slot_get - get the status of the interleaver/deinterleaver control
*
* Searches the map where the control status is stored, and gets the
* channel/slot which is currently set for this enumerated control. Since it is
* an enumerated control, there is only one possible value.
*/
static int sst_slot_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct sst_enum *e = (void *)kcontrol->private_value;
struct snd_soc_component *c = snd_kcontrol_chip(kcontrol);
struct sst_data *drv = snd_soc_component_get_drvdata(c);
unsigned int ctl_no = e->reg;
unsigned int is_tx = e->tx;
unsigned int val, mux;
u8 *map = is_tx ? sst_ssp_rx_map : sst_ssp_tx_map;
mutex_lock(&drv->lock);
val = 1 << ctl_no;
/* search which slot/channel has this bit set - there should be only one */
for (mux = e->max; mux > 0; mux--)
if (map[mux - 1] & val)
break;
ucontrol->value.enumerated.item[0] = mux;
mutex_unlock(&drv->lock);
dev_dbg(c->dev, "%s - %s map = %#x\n",
is_tx ? "tx channel" : "rx slot",
e->texts[mux], mux ? map[mux - 1] : -1);
return 0;
}
/* sst_check_and_send_slot_map - helper for checking power state and sending
* slot map cmd
*
* called with lock held
*/
static int sst_check_and_send_slot_map(struct sst_data *drv, struct snd_kcontrol *kcontrol)
{
struct sst_enum *e = (void *)kcontrol->private_value;
int ret = 0;
if (e->w && e->w->power)
ret = sst_send_slot_map(drv);
else
dev_err(&drv->pdev->dev, "Slot control: %s doesn't have DAPM widget!!!\n",
kcontrol->id.name);
return ret;
}
/**
* sst_slot_put - set the status of interleaver/deinterleaver control
*
* (de)interleaver controls are defined in opposite sense to be user-friendly
*
* Instead of the enum value being the value written to the register, it is the
* register address; and the kcontrol number (register num) is the value written
* to the register. This is so that there can be only one value for each
* slot/channel since there is only one control for each slot/channel.
*
* This means that whenever an enum is set, we need to clear the bit
* for that kcontrol_no for all the interleaver OR deinterleaver registers
*/
static int sst_slot_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *c = snd_soc_kcontrol_component(kcontrol);
struct sst_data *drv = snd_soc_component_get_drvdata(c);
struct sst_enum *e = (void *)kcontrol->private_value;
int i, ret = 0;
unsigned int ctl_no = e->reg;
unsigned int is_tx = e->tx;
unsigned int slot_channel_no;
unsigned int val, mux;
u8 *map;
map = is_tx ? sst_ssp_rx_map : sst_ssp_tx_map;
val = 1 << ctl_no;
mux = ucontrol->value.enumerated.item[0];
if (mux > e->max - 1)
return -EINVAL;
mutex_lock(&drv->lock);
/* first clear all registers of this bit */
for (i = 0; i < e->max; i++)
map[i] &= ~val;
if (mux == 0) {
/* kctl set to 'none' and we reset the bits so send IPC */
ret = sst_check_and_send_slot_map(drv, kcontrol);
mutex_unlock(&drv->lock);
return ret;
}
/* offset by one to take "None" into account */
slot_channel_no = mux - 1;
map[slot_channel_no] |= val;
dev_dbg(c->dev, "%s %s map = %#x\n",
is_tx ? "tx channel" : "rx slot",
e->texts[mux], map[slot_channel_no]);
ret = sst_check_and_send_slot_map(drv, kcontrol);
mutex_unlock(&drv->lock);
return ret;
}
static int sst_send_algo_cmd(struct sst_data *drv,
struct sst_algo_control *bc)
{
@ -104,6 +284,34 @@ static int sst_send_algo_cmd(struct sst_data *drv,
return ret;
}
/**
* sst_find_and_send_pipe_algo - send all the algo parameters for a pipe
*
* The algos which are in each pipeline are sent to the firmware one by one
*
* Called with lock held
*/
static int sst_find_and_send_pipe_algo(struct sst_data *drv,
const char *pipe, struct sst_ids *ids)
{
int ret = 0;
struct sst_algo_control *bc;
struct sst_module *algo = NULL;
dev_dbg(&drv->pdev->dev, "Enter: widget=%s\n", pipe);
list_for_each_entry(algo, &ids->algo_list, node) {
bc = (void *)algo->kctl->private_value;
dev_dbg(&drv->pdev->dev, "Found algo control name=%s pipe=%s\n",
algo->kctl->id.name, pipe);
ret = sst_send_algo_cmd(drv, bc);
if (ret)
return ret;
}
return ret;
}
static int sst_algo_bytes_ctl_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
@ -296,8 +504,317 @@ static int sst_gain_put(struct snd_kcontrol *kcontrol,
return ret;
}
static int sst_set_pipe_gain(struct sst_ids *ids,
struct sst_data *drv, int mute);
static int sst_send_pipe_module_params(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol)
{
struct snd_soc_component *c = snd_soc_dapm_to_component(w->dapm);
struct sst_data *drv = snd_soc_component_get_drvdata(c);
struct sst_ids *ids = w->priv;
mutex_lock(&drv->lock);
sst_find_and_send_pipe_algo(drv, w->name, ids);
sst_set_pipe_gain(ids, drv, 0);
mutex_unlock(&drv->lock);
return 0;
}
static int sst_generic_modules_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
if (SND_SOC_DAPM_EVENT_ON(event))
return sst_send_pipe_module_params(w, k);
return 0;
}
static const DECLARE_TLV_DB_SCALE(sst_gain_tlv_common, SST_GAIN_MIN_VALUE * 10, 10, 0);
/* 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_CODEC0] = SST_SWM_IN_CODEC0,
[SST_IP_CODEC1] = SST_SWM_IN_CODEC1,
[SST_IP_LOOP0] = SST_SWM_IN_SPROT_LOOP,
[SST_IP_LOOP1] = SST_SWM_IN_MEDIA_LOOP1,
[SST_IP_LOOP2] = SST_SWM_IN_MEDIA_LOOP2,
[SST_IP_PCM0] = SST_SWM_IN_PCM0,
[SST_IP_PCM1] = SST_SWM_IN_PCM1,
[SST_IP_MEDIA0] = SST_SWM_IN_MEDIA0,
[SST_IP_MEDIA1] = SST_SWM_IN_MEDIA1,
[SST_IP_MEDIA2] = SST_SWM_IN_MEDIA2,
[SST_IP_MEDIA3] = SST_SWM_IN_MEDIA3,
};
/**
* called with lock held
*/
static int sst_set_pipe_gain(struct sst_ids *ids,
struct sst_data *drv, int mute)
{
int ret = 0;
struct sst_gain_mixer_control *mc;
struct sst_gain_value *gv;
struct sst_module *gain = NULL;
list_for_each_entry(gain, &ids->gain_list, node) {
struct snd_kcontrol *kctl = gain->kctl;
dev_dbg(&drv->pdev->dev, "control name=%s\n", kctl->id.name);
mc = (void *)kctl->private_value;
gv = mc->gain_val;
ret = sst_send_gain_cmd(drv, gv, mc->task_id,
mc->pipe_id | mc->instance_id, mc->module_id, mute);
if (ret)
return ret;
}
return ret;
}
/*
* sst_handle_vb_timer - Start/Stop the DSP scheduler
*
* The DSP expects first cmd to be SBA_VB_START, so at first startup send
* that.
* DSP expects last cmd to be SBA_VB_IDLE, so at last shutdown send that.
*
* Do refcount internally so that we send command only at first start
* and last end. Since SST driver does its own ref count, invoke sst's
* power ops always!
*/
int sst_handle_vb_timer(struct snd_soc_dai *dai, bool enable)
{
int ret = 0;
struct sst_cmd_generic cmd;
struct sst_data *drv = snd_soc_dai_get_drvdata(dai);
static int timer_usage;
if (enable)
cmd.header.command_id = SBA_VB_START;
else
cmd.header.command_id = SBA_IDLE;
dev_dbg(dai->dev, "enable=%u, usage=%d\n", enable, timer_usage);
SST_FILL_DEFAULT_DESTINATION(cmd.header.dst);
cmd.header.length = 0;
if (enable) {
ret = sst->ops->power(sst->dev, true);
if (ret < 0)
return ret;
}
mutex_lock(&drv->lock);
if (enable)
timer_usage++;
else
timer_usage--;
/*
* Send the command only if this call is the first enable or last
* disable
*/
if ((enable && (timer_usage == 1)) ||
(!enable && (timer_usage == 0))) {
ret = sst_fill_and_send_cmd_unlocked(drv, SST_IPC_IA_CMD,
SST_FLAG_BLOCKED, SST_TASK_SBA, 0, &cmd,
sizeof(cmd.header) + cmd.header.length);
if (ret && enable) {
timer_usage--;
enable = false;
}
}
mutex_unlock(&drv->lock);
if (!enable)
sst->ops->power(sst->dev, false);
return ret;
}
/**
* sst_ssp_config - contains SSP configuration for media UC
*/
static const struct sst_ssp_config sst_ssp_configs = {
.ssp_id = SSP_CODEC,
.bits_per_slot = 24,
.slots = 4,
.ssp_mode = SSP_MODE_MASTER,
.pcm_mode = SSP_PCM_MODE_NETWORK,
.duplex = SSP_DUPLEX,
.ssp_protocol = SSP_MODE_PCM,
.fs_width = 1,
.fs_frequency = SSP_FS_48_KHZ,
.active_slot_map = 0xF,
.start_delay = 0,
};
int send_ssp_cmd(struct snd_soc_dai *dai, const char *id, bool enable)
{
struct sst_cmd_sba_hw_set_ssp cmd;
struct sst_data *drv = snd_soc_dai_get_drvdata(dai);
const struct sst_ssp_config *config;
dev_info(dai->dev, "Enter: enable=%d port_name=%s\n", enable, id);
SST_FILL_DEFAULT_DESTINATION(cmd.header.dst);
cmd.header.command_id = SBA_HW_SET_SSP;
cmd.header.length = sizeof(struct sst_cmd_sba_hw_set_ssp)
- sizeof(struct sst_dsp_header);
config = &sst_ssp_configs;
dev_dbg(dai->dev, "ssp_id: %u\n", config->ssp_id);
if (enable)
cmd.switch_state = SST_SWITCH_ON;
else
cmd.switch_state = SST_SWITCH_OFF;
cmd.selection = config->ssp_id;
cmd.nb_bits_per_slots = config->bits_per_slot;
cmd.nb_slots = config->slots;
cmd.mode = config->ssp_mode | (config->pcm_mode << 1);
cmd.duplex = config->duplex;
cmd.active_tx_slot_map = config->active_slot_map;
cmd.active_rx_slot_map = config->active_slot_map;
cmd.frame_sync_frequency = config->fs_frequency;
cmd.frame_sync_polarity = SSP_FS_ACTIVE_HIGH;
cmd.data_polarity = 1;
cmd.frame_sync_width = config->fs_width;
cmd.ssp_protocol = config->ssp_protocol;
cmd.start_delay = config->start_delay;
cmd.reserved1 = cmd.reserved2 = 0xFF;
return sst_fill_and_send_cmd(drv, SST_IPC_IA_CMD, SST_FLAG_BLOCKED,
SST_TASK_SBA, 0, &cmd,
sizeof(cmd.header) + cmd.header.length);
}
static int sst_set_be_modules(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
int ret = 0;
struct snd_soc_component *c = snd_soc_dapm_to_component(w->dapm);
struct sst_data *drv = snd_soc_component_get_drvdata(c);
dev_dbg(c->dev, "Enter: widget=%s\n", w->name);
if (SND_SOC_DAPM_EVENT_ON(event)) {
ret = sst_send_slot_map(drv);
if (ret)
return ret;
ret = sst_send_pipe_module_params(w, k);
}
return ret;
}
static int sst_set_media_path(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
int ret = 0;
struct sst_cmd_set_media_path cmd;
struct snd_soc_component *c = snd_soc_dapm_to_component(w->dapm);
struct sst_data *drv = snd_soc_component_get_drvdata(c);
struct sst_ids *ids = w->priv;
dev_dbg(c->dev, "widget=%s\n", w->name);
dev_dbg(c->dev, "task=%u, location=%#x\n",
ids->task_id, ids->location_id);
if (SND_SOC_DAPM_EVENT_ON(event))
cmd.switch_state = SST_PATH_ON;
else
cmd.switch_state = SST_PATH_OFF;
SST_FILL_DESTINATION(2, cmd.header.dst,
ids->location_id, SST_DEFAULT_MODULE_ID);
/* MMX_SET_MEDIA_PATH == SBA_SET_MEDIA_PATH */
cmd.header.command_id = MMX_SET_MEDIA_PATH;
cmd.header.length = sizeof(struct sst_cmd_set_media_path)
- sizeof(struct sst_dsp_header);
ret = sst_fill_and_send_cmd(drv, SST_IPC_IA_CMD, SST_FLAG_BLOCKED,
ids->task_id, 0, &cmd,
sizeof(cmd.header) + cmd.header.length);
if (ret)
return ret;
if (SND_SOC_DAPM_EVENT_ON(event))
ret = sst_send_pipe_module_params(w, k);
return ret;
}
static int sst_set_media_loop(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
int ret = 0;
struct sst_cmd_sba_set_media_loop_map cmd;
struct snd_soc_component *c = snd_soc_dapm_to_component(w->dapm);
struct sst_data *drv = snd_soc_component_get_drvdata(c);
struct sst_ids *ids = w->priv;
dev_dbg(c->dev, "Enter:widget=%s\n", w->name);
if (SND_SOC_DAPM_EVENT_ON(event))
cmd.switch_state = SST_SWITCH_ON;
else
cmd.switch_state = SST_SWITCH_OFF;
SST_FILL_DESTINATION(2, cmd.header.dst,
ids->location_id, SST_DEFAULT_MODULE_ID);
cmd.header.command_id = SBA_SET_MEDIA_LOOP_MAP;
cmd.header.length = sizeof(struct sst_cmd_sba_set_media_loop_map)
- sizeof(struct sst_dsp_header);
cmd.param.part.cfg.rate = 2; /* 48khz */
cmd.param.part.cfg.format = ids->format; /* stereo/Mono */
cmd.param.part.cfg.s_length = 1; /* 24bit left justified */
cmd.map = 0; /* Algo sequence: Gain - DRP - FIR - IIR */
ret = sst_fill_and_send_cmd(drv, SST_IPC_IA_CMD, SST_FLAG_BLOCKED,
SST_TASK_SBA, 0, &cmd,
sizeof(cmd.header) + cmd.header.length);
if (ret)
return ret;
if (SND_SOC_DAPM_EVENT_ON(event))
ret = sst_send_pipe_module_params(w, k);
return ret;
}
static const char * const slot_names[] = {
"none",
"slot 0", "slot 1", "slot 2", "slot 3",
"slot 4", "slot 5", "slot 6", "slot 7", /* not supported by FW */
};
static const char * const channel_names[] = {
"none",
"codec_out0_0", "codec_out0_1", "codec_out1_0", "codec_out1_1",
"codec_out2_0", "codec_out2_1", "codec_out3_0", "codec_out3_1", /* not supported by FW */
};
#define SST_INTERLEAVER(xpname, slot_name, slotno) \
SST_SSP_SLOT_CTL(xpname, "tx interleaver", slot_name, slotno, true, \
channel_names, sst_slot_get, sst_slot_put)
#define SST_DEINTERLEAVER(xpname, channel_name, channel_no) \
SST_SSP_SLOT_CTL(xpname, "rx deinterleaver", channel_name, channel_no, false, \
slot_names, sst_slot_get, sst_slot_put)
static const struct snd_kcontrol_new sst_slot_controls[] = {
SST_INTERLEAVER("codec_out", "slot 0", 0),
SST_INTERLEAVER("codec_out", "slot 1", 1),
SST_INTERLEAVER("codec_out", "slot 2", 2),
SST_INTERLEAVER("codec_out", "slot 3", 3),
SST_DEINTERLEAVER("codec_in", "codec_in0_0", 0),
SST_DEINTERLEAVER("codec_in", "codec_in0_1", 1),
SST_DEINTERLEAVER("codec_in", "codec_in1_0", 2),
SST_DEINTERLEAVER("codec_in", "codec_in1_1", 3),
};
/* Gain helper with min/max set */
#define SST_GAIN(name, path_id, task_id, instance, gain_var) \
SST_GAIN_KCONTROLS(name, "Gain", SST_GAIN_MIN_VALUE, SST_GAIN_MAX_VALUE, \
@ -382,6 +899,234 @@ static int sst_algo_control_init(struct device *dev)
return 0;
}
static bool is_sst_dapm_widget(struct snd_soc_dapm_widget *w)
{
switch (w->id) {
case snd_soc_dapm_pga:
case snd_soc_dapm_aif_in:
case snd_soc_dapm_aif_out:
case snd_soc_dapm_input:
case snd_soc_dapm_output:
case snd_soc_dapm_mixer:
return true;
default:
return false;
}
}
/**
* sst_send_pipe_gains - send gains for the front-end DAIs
*
* The gains in the pipes connected to the front-ends are muted/unmuted
* automatically via the digital_mute() DAPM callback. This function sends the
* gains for the front-end pipes.
*/
int sst_send_pipe_gains(struct snd_soc_dai *dai, int stream, int mute)
{
struct sst_data *drv = snd_soc_dai_get_drvdata(dai);
struct snd_soc_dapm_widget *w;
struct snd_soc_dapm_path *p = NULL;
dev_dbg(dai->dev, "enter, dai-name=%s dir=%d\n", dai->name, stream);
if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
dev_dbg(dai->dev, "Stream name=%s\n",
dai->playback_widget->name);
w = dai->playback_widget;
list_for_each_entry(p, &w->sinks, list_source) {
if (p->connected && !p->connected(w, p->sink))
continue;
if (p->connect && p->sink->power &&
is_sst_dapm_widget(p->sink)) {
struct sst_ids *ids = p->sink->priv;
dev_dbg(dai->dev, "send gains for widget=%s\n",
p->sink->name);
mutex_lock(&drv->lock);
sst_set_pipe_gain(ids, drv, mute);
mutex_unlock(&drv->lock);
}
}
} else {
dev_dbg(dai->dev, "Stream name=%s\n",
dai->capture_widget->name);
w = dai->capture_widget;
list_for_each_entry(p, &w->sources, list_sink) {
if (p->connected && !p->connected(w, p->sink))
continue;
if (p->connect && p->source->power &&
is_sst_dapm_widget(p->source)) {
struct sst_ids *ids = p->source->priv;
dev_dbg(dai->dev, "send gain for widget=%s\n",
p->source->name);
mutex_lock(&drv->lock);
sst_set_pipe_gain(ids, drv, mute);
mutex_unlock(&drv->lock);
}
}
}
return 0;
}
/**
* sst_fill_module_list - populate the list of modules/gains for a pipe
*
*
* Fills the widget pointer in the kcontrol private data, and also fills the
* kcontrol pointer in the widget private data.
*
* Widget pointer is used to send the algo/gain in the .put() handler if the
* widget is powerd on.
*
* Kcontrol pointer is used to send the algo/gain in the widget power ON/OFF
* event handler. Each widget (pipe) has multiple algos stored in the algo_list.
*/
static int sst_fill_module_list(struct snd_kcontrol *kctl,
struct snd_soc_dapm_widget *w, int type)
{
struct sst_module *module = NULL;
struct snd_soc_component *c = snd_soc_dapm_to_component(w->dapm);
struct sst_ids *ids = w->priv;
int ret = 0;
module = devm_kzalloc(c->dev, sizeof(*module), GFP_KERNEL);
if (!module)
return -ENOMEM;
if (type == SST_MODULE_GAIN) {
struct sst_gain_mixer_control *mc = (void *)kctl->private_value;
mc->w = w;
module->kctl = kctl;
list_add_tail(&module->node, &ids->gain_list);
} else if (type == SST_MODULE_ALGO) {
struct sst_algo_control *bc = (void *)kctl->private_value;
bc->w = w;
module->kctl = kctl;
list_add_tail(&module->node, &ids->algo_list);
} else {
dev_err(c->dev, "invoked for unknown type %d module %s",
type, kctl->id.name);
ret = -EINVAL;
}
return ret;
}
/**
* sst_fill_widget_module_info - fill list of gains/algos for the pipe
* @widget: pipe modelled as a DAPM widget
*
* Fill the list of gains/algos for the widget by looking at all the card
* controls and comparing the name of the widget with the first part of control
* name. First part of control name contains the pipe name (widget name).
*/
static int sst_fill_widget_module_info(struct snd_soc_dapm_widget *w,
struct snd_soc_platform *platform)
{
struct snd_kcontrol *kctl;
int index, ret = 0;
struct snd_card *card = platform->component.card->snd_card;
char *idx;
down_read(&card->controls_rwsem);
list_for_each_entry(kctl, &card->controls, list) {
idx = strstr(kctl->id.name, " ");
if (idx == NULL)
continue;
index = strlen(kctl->id.name) - strlen(idx);
if (strstr(kctl->id.name, "Volume") &&
!strncmp(kctl->id.name, w->name, index))
ret = sst_fill_module_list(kctl, w, SST_MODULE_GAIN);
else if (strstr(kctl->id.name, "params") &&
!strncmp(kctl->id.name, w->name, index))
ret = sst_fill_module_list(kctl, w, SST_MODULE_ALGO);
else if (strstr(kctl->id.name, "Switch") &&
!strncmp(kctl->id.name, w->name, index) &&
strstr(kctl->id.name, "Gain")) {
struct sst_gain_mixer_control *mc =
(void *)kctl->private_value;
mc->w = w;
} else if (strstr(kctl->id.name, "interleaver") &&
!strncmp(kctl->id.name, w->name, index)) {
struct sst_enum *e = (void *)kctl->private_value;
e->w = w;
} else if (strstr(kctl->id.name, "deinterleaver") &&
!strncmp(kctl->id.name, w->name, index)) {
struct sst_enum *e = (void *)kctl->private_value;
e->w = w;
}
if (ret < 0) {
up_read(&card->controls_rwsem);
return ret;
}
}
up_read(&card->controls_rwsem);
return 0;
}
/**
* sst_fill_linked_widgets - fill the parent pointer for the linked widget
*/
static void sst_fill_linked_widgets(struct snd_soc_platform *platform,
struct sst_ids *ids)
{
struct snd_soc_dapm_widget *w;
unsigned int len = strlen(ids->parent_wname);
list_for_each_entry(w, &platform->component.card->widgets, list) {
if (!strncmp(ids->parent_wname, w->name, len)) {
ids->parent_w = w;
break;
}
}
}
/**
* sst_map_modules_to_pipe - fill algo/gains list for all pipes
*/
static int sst_map_modules_to_pipe(struct snd_soc_platform *platform)
{
struct snd_soc_dapm_widget *w;
int ret = 0;
list_for_each_entry(w, &platform->component.card->widgets, list) {
if (platform && is_sst_dapm_widget(w) && (w->priv)) {
struct sst_ids *ids = w->priv;
dev_dbg(platform->dev, "widget type=%d name=%s\n",
w->id, w->name);
INIT_LIST_HEAD(&ids->algo_list);
INIT_LIST_HEAD(&ids->gain_list);
ret = sst_fill_widget_module_info(w, platform);
if (ret < 0)
return ret;
/* fill linked widgets */
if (ids->parent_wname != NULL)
sst_fill_linked_widgets(platform, ids);
}
}
return 0;
}
int sst_dsp_init_v2_dpcm(struct snd_soc_platform *platform)
{
int i, ret = 0;
@ -411,6 +1156,15 @@ int sst_dsp_init_v2_dpcm(struct snd_soc_platform *platform)
return ret;
ret = snd_soc_add_platform_controls(platform, sst_algo_controls,
ARRAY_SIZE(sst_algo_controls));
if (ret)
return ret;
ret = snd_soc_add_platform_controls(platform, sst_slot_controls,
ARRAY_SIZE(sst_slot_controls));
if (ret)
return ret;
ret = sst_map_modules_to_pipe(platform);
return ret;
}

307
sound/soc/intel/sst-atom-controls.h
View File

@ -364,6 +364,38 @@ struct sst_cmd_generic {
struct sst_dsp_header header;
} __packed;
struct swm_input_ids {
struct sst_destination_id input_id;
} __packed;
struct sst_cmd_set_swm {
struct sst_dsp_header header;
struct sst_destination_id output_id;
u16 switch_state;
u16 nb_inputs;
struct swm_input_ids input[SST_CMD_SWM_MAX_INPUTS];
} __packed;
struct sst_cmd_set_media_path {
struct sst_dsp_header header;
u16 switch_state;
} __packed;
struct pcm_cfg {
u8 s_length:2;
u8 rate:3;
u8 format:3;
} __packed;
struct sst_cmd_set_speech_path {
struct sst_dsp_header header;
u16 switch_state;
struct {
u16 rsvd:8;
struct pcm_cfg cfg;
} config;
} __packed;
struct gain_cell {
struct sst_destination_id dest;
s16 cell_gain_left;
@ -383,8 +415,162 @@ struct sst_cmd_set_params {
char params[0];
} __packed;
struct sst_cmd_sba_vb_start {
struct sst_dsp_header header;
} __packed;
union sba_media_loop_params {
struct {
u16 rsvd:8;
struct pcm_cfg cfg;
} part;
u16 full;
} __packed;
struct sst_cmd_sba_set_media_loop_map {
struct sst_dsp_header header;
u16 switch_state;
union sba_media_loop_params param;
u16 map;
} __packed;
struct sst_cmd_tone_stop {
struct sst_dsp_header header;
u16 switch_state;
} __packed;
enum sst_ssp_mode {
SSP_MODE_MASTER = 0,
SSP_MODE_SLAVE = 1,
};
enum sst_ssp_pcm_mode {
SSP_PCM_MODE_NORMAL = 0,
SSP_PCM_MODE_NETWORK = 1,
};
enum sst_ssp_duplex {
SSP_DUPLEX = 0,
SSP_RX = 1,
SSP_TX = 2,
};
enum sst_ssp_fs_frequency {
SSP_FS_8_KHZ = 0,
SSP_FS_16_KHZ = 1,
SSP_FS_44_1_KHZ = 2,
SSP_FS_48_KHZ = 3,
};
enum sst_ssp_fs_polarity {
SSP_FS_ACTIVE_LOW = 0,
SSP_FS_ACTIVE_HIGH = 1,
};
enum sst_ssp_protocol {
SSP_MODE_PCM = 0,
SSP_MODE_I2S = 1,
};
enum sst_ssp_port_id {
SSP_MODEM = 0,
SSP_BT = 1,
SSP_FM = 2,
SSP_CODEC = 3,
};
struct sst_cmd_sba_hw_set_ssp {
struct sst_dsp_header header;
u16 selection; /* 0:SSP0(def), 1:SSP1, 2:SSP2 */
u16 switch_state;
u16 nb_bits_per_slots:6; /* 0-32 bits, 24 (def) */
u16 nb_slots:4; /* 0-8: slots per frame */
u16 mode:3; /* 0:Master, 1: Slave */
u16 duplex:3;
u16 active_tx_slot_map:8; /* Bit map, 0:off, 1:on */
u16 reserved1:8;
u16 active_rx_slot_map:8; /* Bit map 0: Off, 1:On */
u16 reserved2:8;
u16 frame_sync_frequency;
u16 frame_sync_polarity:8;
u16 data_polarity:8;
u16 frame_sync_width; /* 1 to N clocks */
u16 ssp_protocol:8;
u16 start_delay:8; /* Start delay in terms of clock ticks */
} __packed;
#define SST_MAX_TDM_SLOTS 8
struct sst_param_sba_ssp_slot_map {
struct sst_dsp_header header;
u16 param_id;
u16 param_len;
u16 ssp_index;
u8 rx_slot_map[SST_MAX_TDM_SLOTS];
u8 tx_slot_map[SST_MAX_TDM_SLOTS];
} __packed;
enum {
SST_PROBE_EXTRACTOR = 0,
SST_PROBE_INJECTOR = 1,
};
/**** widget defines *****/
#define SST_MODULE_GAIN 1
#define SST_MODULE_ALGO 2
#define SST_FMT_MONO 0
#define SST_FMT_STEREO 3
/* physical SSP numbers */
enum {
SST_SSP0 = 0,
SST_SSP1,
SST_SSP2,
SST_SSP_LAST = SST_SSP2,
};
#define SST_NUM_SSPS (SST_SSP_LAST + 1) /* physical SSPs */
#define SST_MAX_SSP_MUX 2 /* single SSP muxed between pipes */
#define SST_MAX_SSP_DOMAINS 2 /* domains present in each pipe */
struct sst_module {
struct snd_kcontrol *kctl;
struct list_head node;
};
struct sst_ssp_config {
u8 ssp_id;
u8 bits_per_slot;
u8 slots;
u8 ssp_mode;
u8 pcm_mode;
u8 duplex;
u8 ssp_protocol;
u8 fs_frequency;
u8 active_slot_map;
u8 start_delay;
u16 fs_width;
};
struct sst_ssp_cfg {
const u8 ssp_number;
const int *mux_shift;
const int (*domain_shift)[SST_MAX_SSP_MUX];
const struct sst_ssp_config (*ssp_config)[SST_MAX_SSP_MUX][SST_MAX_SSP_DOMAINS];
};
struct sst_ids {
u16 location_id;
u16 module_id;
@ -397,6 +583,102 @@ struct sst_ids {
struct list_head gain_list;
const struct sst_pcm_format *pcm_fmt;
};
#define SST_AIF_IN(wname, wevent) \
{ .id = snd_soc_dapm_aif_in, .name = wname, .sname = NULL, \
.reg = SND_SOC_NOPM, .shift = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD, \
.priv = (void *)&(struct sst_ids) { .task_id = 0, .location_id = 0 } \
}
#define SST_AIF_OUT(wname, wevent) \
{ .id = snd_soc_dapm_aif_out, .name = wname, .sname = NULL, \
.reg = SND_SOC_NOPM, .shift = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD, \
.priv = (void *)&(struct sst_ids) { .task_id = 0, .location_id = 0 } \
}
#define SST_INPUT(wname, wevent) \
{ .id = snd_soc_dapm_input, .name = wname, .sname = NULL, \
.reg = SND_SOC_NOPM, .shift = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD, \
.priv = (void *)&(struct sst_ids) { .task_id = 0, .location_id = 0 } \
}
#define SST_OUTPUT(wname, wevent) \
{ .id = snd_soc_dapm_output, .name = wname, .sname = NULL, \
.reg = SND_SOC_NOPM, .shift = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD, \
.priv = (void *)&(struct sst_ids) { .task_id = 0, .location_id = 0 } \
}
#define SST_DAPM_OUTPUT(wname, wloc_id, wtask_id, wformat, wevent) \
{ .id = snd_soc_dapm_output, .name = wname, .sname = NULL, \
.reg = SND_SOC_NOPM, .shift = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD, \
.priv = (void *)&(struct sst_ids) { .location_id = wloc_id, .task_id = wtask_id,\
.pcm_fmt = wformat, } \
}
#define SST_PATH(wname, wtask, wloc_id, wevent, wflags) \
{ .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, .shift = 0, \
.kcontrol_news = NULL, .num_kcontrols = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = wflags, \
.priv = (void *)&(struct sst_ids) { .task_id = wtask, .location_id = wloc_id, } \
}
#define SST_LINKED_PATH(wname, wtask, wloc_id, linked_wname, wevent, wflags) \
{ .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, .shift = 0, \
.kcontrol_news = NULL, .num_kcontrols = 0, \
.on_val = 1, .off_val = 0, \
.event = wevent, .event_flags = wflags, \
.priv = (void *)&(struct sst_ids) { .task_id = wtask, .location_id = wloc_id, \
.parent_wname = linked_wname} \
}
#define SST_PATH_MEDIA_LOOP(wname, wtask, wloc_id, wformat, wevent, wflags) \
{ .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, .shift = 0, \
.kcontrol_news = NULL, .num_kcontrols = 0, \
.event = wevent, .event_flags = wflags, \
.priv = (void *)&(struct sst_ids) { .task_id = wtask, .location_id = wloc_id, \
.format = wformat,} \
}
/* output is triggered before input */
#define SST_PATH_INPUT(name, task_id, loc_id, event) \
SST_PATH(name, task_id, loc_id, event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)
#define SST_PATH_LINKED_INPUT(name, task_id, loc_id, linked_wname, event) \
SST_LINKED_PATH(name, task_id, loc_id, linked_wname, event, \
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)
#define SST_PATH_OUTPUT(name, task_id, loc_id, event) \
SST_PATH(name, task_id, loc_id, event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD)
#define SST_PATH_LINKED_OUTPUT(name, task_id, loc_id, linked_wname, event) \
SST_LINKED_PATH(name, task_id, loc_id, linked_wname, event, \
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD)
#define SST_PATH_MEDIA_LOOP_OUTPUT(name, task_id, loc_id, format, event) \
SST_PATH_MEDIA_LOOP(name, task_id, loc_id, format, event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD)
#define SST_SWM_MIXER(wname, wreg, wtask, wloc_id, wcontrols, wevent) \
{ .id = snd_soc_dapm_mixer, .name = wname, .reg = SND_SOC_NOPM, .shift = 0, \
.kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols),\
.event = wevent, .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD | \
SND_SOC_DAPM_POST_REG, \
.priv = (void *)&(struct sst_ids) { .task_id = wtask, .location_id = wloc_id, \
.reg = wreg } \
}
enum sst_gain_kcontrol_type {
SST_GAIN_TLV,
SST_GAIN_MUTE,
@ -560,4 +842,29 @@ struct sst_enum {
struct snd_soc_dapm_widget *w;
};
/* only 4 slots/channels supported atm */
#define SST_SSP_SLOT_ENUM(s_ch_no, is_tx, xtexts) \
(struct sst_enum){ .reg = s_ch_no, .tx = is_tx, .max = 4+1, .texts = xtexts, }
#define SST_SLOT_CTL_NAME(xpname, xmname, s_ch_name) \
xpname " " xmname " " s_ch_name
#define SST_SSP_SLOT_CTL(xpname, xmname, s_ch_name, s_ch_no, is_tx, xtexts, xget, xput) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = SST_SLOT_CTL_NAME(xpname, xmname, s_ch_name), \
.info = sst_slot_enum_info, \
.get = xget, .put = xput, \
.private_value = (unsigned long)&SST_SSP_SLOT_ENUM(s_ch_no, is_tx, xtexts), \
}
#define SST_MUX_CTL_NAME(xpname, xinstance) \
xpname " " #xinstance
#define SST_SSP_MUX_ENUM(xreg, xshift, xtexts) \
(struct soc_enum) SOC_ENUM_DOUBLE(xreg, xshift, xshift, ARRAY_SIZE(xtexts), xtexts)
#define SST_SSP_MUX_CTL(xpname, xinstance, xreg, xshift, xtexts) \
SOC_DAPM_ENUM(SST_MUX_CTL_NAME(xpname, xinstance), \
SST_SSP_MUX_ENUM(xreg, xshift, xtexts))
#endif