// SPDX-License-Identifier: GPL-2.0-only
/*
* sst - atom - controls . c - Intel MID Platform driver DPCM ALSA controls for Mrfld
*
* Copyright ( C ) 2013 - 14 Intel Corp
* Author : Omair Mohammed Abdullah < omair . m . abdullah @ intel . com >
* Vinod Koul < vinod . koul @ intel . com >
* ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
*
* 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
#include <linux/slab.h>
#include <sound/soc.h>
#include <sound/tlv.h>
#include "sst-mfld-platform.h"
#include "sst-atom-controls.h"
static int sst_fill_byte_control(struct sst_data *drv,
u8 ipc_msg, u8 block,
u8 task_id, u8 pipe_id,
u16 len, void *cmd_data)
{
struct snd_sst_bytes_v2 *byte_data = drv->byte_stream;
byte_data->type = SST_CMD_BYTES_SET;
byte_data->ipc_msg = ipc_msg;
byte_data->block = block;
byte_data->task_id = task_id;
byte_data->pipe_id = pipe_id;
if (len > SST_MAX_BIN_BYTES - sizeof (*byte_data)) {
dev_err(&drv->pdev->dev, "command length too big (%u)" , len);
return -EINVAL;
}
byte_data->len = len;
memcpy(byte_data->bytes, cmd_data, len);
print_hex_dump_bytes("writing to lpe: " , DUMP_PREFIX_OFFSET,
byte_data, len + sizeof (*byte_data));
return 0 ;
}
static int sst_fill_and_send_cmd_unlocked(struct sst_data *drv,
u8 ipc_msg, u8 block, u8 task_id, u8 pipe_id,
void *cmd_data, u16 len)
{
int ret = 0 ;
WARN_ON(!mutex_is_locked(&drv->lock));
ret = sst_fill_byte_control(drv, ipc_msg,
block, task_id, pipe_id, len, cmd_data);
if (ret < 0 )
return ret;
return sst->ops->send_byte_stream(sst->dev, drv->byte_stream);
}
/**
* sst_fill_and_send_cmd - generate the IPC message and send it to the FW
* @ drv : sst_data
* @ ipc_msg : type of IPC ( CMD , SET_PARAMS , GET_PARAMS )
* @ block : block index
* @ task_id : task index
* @ pipe_id : pipe index
* @ cmd_data : the IPC payload
* @ len : length of data to be sent
*/
static int sst_fill_and_send_cmd(struct sst_data *drv,
u8 ipc_msg, u8 block, u8 task_id, u8 pipe_id,
void *cmd_data, u16 len)
{
int ret;
mutex_lock(&drv->lock);
ret = sst_fill_and_send_cmd_unlocked(drv, ipc_msg, block,
task_id, pipe_id, cmd_data, len);
mutex_unlock(&drv->lock);
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 = 00001100 b - > data from slot 0 goes into codec_in1 L , R
*/
static u8 sst_ssp_tx_map[SST_MAX_TDM_SLOTS] = {
0 x1, 0 x2, 0 x4, 0 x8, 0 x10, 0 x20, 0 x40, 0 x80, /* 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 = 00000101 b - > data from codec_out1_0 goes into slot 0 , 2
*/
static u8 sst_ssp_rx_map[SST_MAX_TDM_SLOTS] = {
0 x1, 0 x2, 0 x4, 0 x8, 0 x10, 0 x20, 0 x40, 0 x80, /* 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);
}
static 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
* @ kcontrol : control pointer
* @ ucontrol : User data
* 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 if (!e->w)
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
* @ kcontrol : control pointer
* @ ucontrol : User data
* ( 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)
{
int len, ret = 0 ;
struct sst_cmd_set_params *cmd;
/*bc->max includes sizeof algos + length field*/
len = sizeof (cmd->dst) + sizeof (cmd->command_id) + bc->max;
cmd = kzalloc(len, GFP_KERNEL);
if (cmd == NULL)
return -ENOMEM;
SST_FILL_DESTINATION(2 , cmd->dst, bc->pipe_id, bc->module_id);
cmd->command_id = bc->cmd_id;
memcpy(cmd->params, bc->params, bc->max);
ret = sst_fill_and_send_cmd_unlocked(drv, SST_IPC_IA_SET_PARAMS,
SST_FLAG_BLOCKED, bc->task_id, 0 , cmd, len);
kfree(cmd);
return ret;
}
/**
* sst_find_and_send_pipe_algo - send all the algo parameters for a pipe
* @ drv : sst_data
* @ pipe : string identifier
* @ ids : list of algorithms
* 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;
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)
{
struct sst_algo_control *bc = (void *)kcontrol->private_value;
uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
uinfo->count = bc->max;
return 0 ;
}
static int sst_algo_control_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct sst_algo_control *bc = (void *)kcontrol->private_value;
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
switch (bc->type) {
case SST_ALGO_PARAMS:
memcpy(ucontrol->value.bytes.data, bc->params, bc->max);
break ;
default :
dev_err(component->dev, "Invalid Input- algo type:%d\n" ,
bc->type);
return -EINVAL;
}
return 0 ;
}
static int sst_algo_control_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret = 0 ;
struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
struct sst_data *drv = snd_soc_component_get_drvdata(cmpnt);
struct sst_algo_control *bc = (void *)kcontrol->private_value;
dev_dbg(cmpnt->dev, "control_name=%s\n" , kcontrol->id.name);
mutex_lock(&drv->lock);
switch (bc->type) {
case SST_ALGO_PARAMS:
memcpy(bc->params, ucontrol->value.bytes.data, bc->max);
break ;
default :
mutex_unlock(&drv->lock);
dev_err(cmpnt->dev, "Invalid Input- algo type:%d\n" ,
bc->type);
return -EINVAL;
}
/*if pipe is enabled, need to send the algo params from here*/
if (bc->w && bc->w->power)
ret = sst_send_algo_cmd(drv, bc);
mutex_unlock(&drv->lock);
return ret;
}
static int sst_gain_ctl_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct sst_gain_mixer_control *mc = (void *)kcontrol->private_value;
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = mc->stereo ? 2 : 1 ;
uinfo->value.integer.min = mc->min;
uinfo->value.integer.max = mc->max;
return 0 ;
}
/**
* sst_send_gain_cmd - send the gain algorithm IPC to the FW
* @ drv : sst_data
* @ gv : the stored value of gain ( also contains rampduration )
* @ task_id : task index
* @ loc_id : location / position index
* @ module_id : module index
* @ mute : flag that indicates whether this was called from the
* digital_mute callback or directly . If called from the
* digital_mute callback , module will be muted / unmuted based on this
* flag . The flag is always 0 if called directly .
*
* Called with sst_data . lock held
*
* The user - set gain value is sent only if the user - controllable ' mute ' control
* is OFF ( indicated by gv - > mute ) . Otherwise , the mute value ( MIN value ) is
* sent .
*/
static int sst_send_gain_cmd(struct sst_data *drv, struct sst_gain_value *gv,
u16 task_id, u16 loc_id, u16 module_id, int mute)
{
struct sst_cmd_set_gain_dual cmd;
dev_dbg(&drv->pdev->dev, "Enter\n" );
cmd.header.command_id = MMX_SET_GAIN;
SST_FILL_DEFAULT_DESTINATION(cmd.header.dst);
cmd.gain_cell_num = 1 ;
if (mute || gv->mute) {
cmd.cell_gains[0 ].cell_gain_left = SST_GAIN_MIN_VALUE;
cmd.cell_gains[0 ].cell_gain_right = SST_GAIN_MIN_VALUE;
} else {
cmd.cell_gains[0 ].cell_gain_left = gv->l_gain;
cmd.cell_gains[0 ].cell_gain_right = gv->r_gain;
}
SST_FILL_DESTINATION(2 , cmd.cell_gains[0 ].dest,
loc_id, module_id);
cmd.cell_gains[0 ].gain_time_constant = gv->ramp_duration;
cmd.header.length = sizeof (struct sst_cmd_set_gain_dual)
- sizeof (struct sst_dsp_header);
/* we are with lock held, so call the unlocked api to send */
return sst_fill_and_send_cmd_unlocked(drv, SST_IPC_IA_SET_PARAMS,
SST_FLAG_BLOCKED, task_id, 0 , &cmd,
sizeof (cmd.header) + cmd.header.length);
}
static int sst_gain_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
struct sst_gain_mixer_control *mc = (void *)kcontrol->private_value;
struct sst_gain_value *gv = mc->gain_val;
switch (mc->type) {
case SST_GAIN_TLV:
ucontrol->value.integer.value[0 ] = gv->l_gain;
ucontrol->value.integer.value[1 ] = gv->r_gain;
break ;
case SST_GAIN_MUTE:
ucontrol->value.integer.value[0 ] = gv->mute ? 0 : 1 ;
break ;
case SST_GAIN_RAMP_DURATION:
ucontrol->value.integer.value[0 ] = gv->ramp_duration;
break ;
default :
dev_err(component->dev, "Invalid Input- gain type:%d\n" ,
mc->type);
return -EINVAL;
}
return 0 ;
}
static int sst_gain_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret = 0 ;
struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
struct sst_data *drv = snd_soc_component_get_drvdata(cmpnt);
struct sst_gain_mixer_control *mc = (void *)kcontrol->private_value;
struct sst_gain_value *gv = mc->gain_val;
mutex_lock(&drv->lock);
switch (mc->type) {
case SST_GAIN_TLV:
gv->l_gain = ucontrol->value.integer.value[0 ];
gv->r_gain = ucontrol->value.integer.value[1 ];
dev_dbg(cmpnt->dev, "%s: Volume %d, %d\n" ,
mc->pname, gv->l_gain, gv->r_gain);
break ;
case SST_GAIN_MUTE:
gv->mute = !ucontrol->value.integer.value[0 ];
dev_dbg(cmpnt->dev, "%s: Mute %d\n" , mc->pname, gv->mute);
break ;
case SST_GAIN_RAMP_DURATION:
gv->ramp_duration = ucontrol->value.integer.value[0 ];
dev_dbg(cmpnt->dev, "%s: Ramp Delay%d\n" ,
mc->pname, gv->ramp_duration);
break ;
default :
mutex_unlock(&drv->lock);
dev_err(cmpnt->dev, "Invalid Input- gain type:%d\n" ,
mc->type);
return -EINVAL;
}
if (mc->w && mc->w->power)
ret = sst_send_gain_cmd(drv, gv, mc->task_id,
mc->pipe_id | mc->instance_id, mc->module_id, 0 );
mutex_unlock(&drv->lock);
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_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,
[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,
};
/**
* fill_swm_input - fill in the SWM input ids given the register
* @ cmpnt : ASoC component
* @ swm_input : array of swm_input_ids
* @ reg : the register value is a bit - field inicated which mixer inputs are ON .
*
* Use the lookup table to get the input - id and fill it in the
* structure .
*/
static int fill_swm_input(struct snd_soc_component *cmpnt,
struct swm_input_ids *swm_input, unsigned int reg)
{
uint i, is_set, nb_inputs = 0 ;
u16 input_loc_id;
dev_dbg(cmpnt->dev, "reg: %#x\n" , reg);
for (i = 0 ; i < SST_SWM_INPUT_COUNT; i++) {
is_set = reg & BIT(i);
if (!is_set)
continue ;
input_loc_id = swm_mixer_input_ids[i];
SST_FILL_DESTINATION(2 , swm_input->input_id,
input_loc_id, SST_DEFAULT_MODULE_ID);
nb_inputs++;
swm_input++;
dev_dbg(cmpnt->dev, "input id: %#x, nb_inputs: %d\n" ,
input_loc_id, nb_inputs);
if (nb_inputs == SST_CMD_SWM_MAX_INPUTS) {
dev_warn(cmpnt->dev, "SET_SWM cmd max inputs reached" );
break ;
}
}
return nb_inputs;
}
/*
* 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;
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;
}
static int sst_swm_mixer_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
struct sst_cmd_set_swm cmd;
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
struct sst_data *drv = snd_soc_component_get_drvdata(cmpnt);
struct sst_ids *ids = w->priv;
bool set_mixer = false ;
struct soc_mixer_control *mc;
int val = 0 ;
int i = 0 ;
dev_dbg(cmpnt->dev, "widget = %s\n" , w->name);
/*
* Identify which mixer input is on and send the bitmap of the
* inputs as an IPC to the DSP .
*/
for (i = 0 ; i < w->num_kcontrols; i++) {
if (dapm_kcontrol_get_value(w->kcontrols[i])) {
mc = (struct soc_mixer_control *)(w->kcontrols[i])->private_value;
val |= 1 << mc->shift;
}
}
dev_dbg(cmpnt->dev, "val = %#x\n" , val);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
case SND_SOC_DAPM_POST_PMD:
set_mixer = true ;
break ;
case SND_SOC_DAPM_POST_REG:
if (w->power)
set_mixer = true ;
break ;
default :
set_mixer = false ;
}
if (!set_mixer)
return 0 ;
if (SND_SOC_DAPM_EVENT_ON(event) ||
event == SND_SOC_DAPM_POST_REG)
cmd.switch_state = SST_SWM_ON;
else
cmd.switch_state = SST_SWM_OFF;
SST_FILL_DEFAULT_DESTINATION(cmd.header.dst);
/* MMX_SET_SWM == SBA_SET_SWM */
cmd.header.command_id = SBA_SET_SWM;
SST_FILL_DESTINATION(2 , cmd.output_id,
ids->location_id, SST_DEFAULT_MODULE_ID);
cmd.nb_inputs = fill_swm_input(cmpnt, &cmd.input[0 ], val);
cmd.header.length = offsetof(struct sst_cmd_set_swm, input)
- sizeof (struct sst_dsp_header)
+ (cmd.nb_inputs * sizeof (cmd.input[0 ]));
return sst_fill_and_send_cmd(drv, SST_IPC_IA_CMD, SST_FLAG_BLOCKED,
ids->task_id, 0 , &cmd,
sizeof (cmd.header) + cmd.header.length);
}
/* 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 ), \
SOC_DAPM_SINGLE("media_loop1_in Switch" , SND_SOC_NOPM, SST_IP_LOOP1, 1 , 0 ), \
SOC_DAPM_SINGLE("media_loop2_in Switch" , SND_SOC_NOPM, SST_IP_LOOP2, 1 , 0 ), \
SOC_DAPM_SINGLE("pcm0_in Switch" , SND_SOC_NOPM, SST_IP_PCM0, 1 , 0 ), \
SOC_DAPM_SINGLE("pcm1_in Switch" , SND_SOC_NOPM, SST_IP_PCM1, 1 , 0 ), \
}
#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" }, \
{ mix_name, "media_loop1_in Switch" , "media_loop1_in" }, \
{ mix_name, "media_loop2_in Switch" , "media_loop2_in" }, \
{ mix_name, "pcm0_in Switch" , "pcm0_in" }, \
{ mix_name, "pcm1_in Switch" , "pcm1_in" }
#define SST_MMX_DECLARE_MIX_CONTROLS(kctl_name) \
static const struct snd_kcontrol_new kctl_name[] = { \
SOC_DAPM_SINGLE("media0_in Switch" , SND_SOC_NOPM, SST_IP_MEDIA0, 1 , 0 ), \
SOC_DAPM_SINGLE("media1_in Switch" , SND_SOC_NOPM, SST_IP_MEDIA1, 1 , 0 ), \
SOC_DAPM_SINGLE("media2_in Switch" , SND_SOC_NOPM, SST_IP_MEDIA2, 1 , 0 ), \
SOC_DAPM_SINGLE("media3_in Switch" , SND_SOC_NOPM, SST_IP_MEDIA3, 1 , 0 ), \
}
SST_MMX_DECLARE_MIX_CONTROLS(sst_mix_media0_controls);
SST_MMX_DECLARE_MIX_CONTROLS(sst_mix_media1_controls);
/* 18 SBA mixers */
SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_pcm0_controls);
SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_pcm1_controls);
SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_pcm2_controls);
SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_sprot_l0_controls);
SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_media_l1_controls);
SST_SBA_DECLARE_MIX_CONTROLS(sst_mix_media_l2_controls);
SST_SBA_DECLARE_MIX_CONTROLS(__maybe_unused 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
*
* 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;
}
int sst_fill_ssp_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
unsigned int rx_mask, int slots, int slot_width)
{
struct sst_data *ctx = snd_soc_dai_get_drvdata(dai);
ctx->ssp_cmd.nb_slots = slots;
ctx->ssp_cmd.active_tx_slot_map = tx_mask;
ctx->ssp_cmd.active_rx_slot_map = rx_mask;
ctx->ssp_cmd.nb_bits_per_slots = slot_width;
return 0 ;
}
static int sst_get_frame_sync_polarity(struct snd_soc_dai *dai,
unsigned int fmt)
{
int format;
format = fmt & SND_SOC_DAIFMT_INV_MASK;
dev_dbg(dai->dev, "Enter:%s, format=%x\n" , __func__, format);
switch (format) {
case SND_SOC_DAIFMT_NB_NF:
case SND_SOC_DAIFMT_IB_NF:
return SSP_FS_ACTIVE_HIGH;
case SND_SOC_DAIFMT_NB_IF:
case SND_SOC_DAIFMT_IB_IF:
return SSP_FS_ACTIVE_LOW;
default :
dev_err(dai->dev, "Invalid frame sync polarity %d\n" , format);
}
return -EINVAL;
}
static int sst_get_ssp_mode(struct snd_soc_dai *dai, unsigned int fmt)
{
int format;
format = (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK);
dev_dbg(dai->dev, "Enter:%s, format=%x\n" , __func__, format);
switch (format) {
case SND_SOC_DAIFMT_BP_FP:
return SSP_MODE_PROVIDER;
case SND_SOC_DAIFMT_BC_FC:
return SSP_MODE_CONSUMER;
default :
dev_err(dai->dev, "Invalid ssp protocol: %d\n" , format);
}
return -EINVAL;
}
int sst_fill_ssp_config(struct snd_soc_dai *dai, unsigned int fmt)
{
unsigned int mode;
int fs_polarity;
struct sst_data *ctx = snd_soc_dai_get_drvdata(dai);
mode = fmt & SND_SOC_DAIFMT_FORMAT_MASK;
switch (mode) {
case SND_SOC_DAIFMT_DSP_B:
ctx->ssp_cmd.ssp_protocol = SSP_MODE_PCM;
ctx->ssp_cmd.mode = sst_get_ssp_mode(dai, fmt) | (SSP_PCM_MODE_NETWORK << 1 );
ctx->ssp_cmd.start_delay = 0 ;
ctx->ssp_cmd.data_polarity = 1 ;
ctx->ssp_cmd.frame_sync_width = 1 ;
break ;
case SND_SOC_DAIFMT_DSP_A:
ctx->ssp_cmd.ssp_protocol = SSP_MODE_PCM;
ctx->ssp_cmd.mode = sst_get_ssp_mode(dai, fmt) | (SSP_PCM_MODE_NETWORK << 1 );
ctx->ssp_cmd.start_delay = 1 ;
ctx->ssp_cmd.data_polarity = 1 ;
ctx->ssp_cmd.frame_sync_width = 1 ;
break ;
case SND_SOC_DAIFMT_I2S:
ctx->ssp_cmd.ssp_protocol = SSP_MODE_I2S;
ctx->ssp_cmd.mode = sst_get_ssp_mode(dai, fmt) | (SSP_PCM_MODE_NORMAL << 1 );
ctx->ssp_cmd.start_delay = 1 ;
ctx->ssp_cmd.data_polarity = 0 ;
ctx->ssp_cmd.frame_sync_width = ctx->ssp_cmd.nb_bits_per_slots;
break ;
case SND_SOC_DAIFMT_LEFT_J:
ctx->ssp_cmd.ssp_protocol = SSP_MODE_I2S;
ctx->ssp_cmd.mode = sst_get_ssp_mode(dai, fmt) | (SSP_PCM_MODE_NORMAL << 1 );
ctx->ssp_cmd.start_delay = 0 ;
ctx->ssp_cmd.data_polarity = 0 ;
ctx->ssp_cmd.frame_sync_width = ctx->ssp_cmd.nb_bits_per_slots;
break ;
default :
dev_dbg(dai->dev, "using default ssp configs\n" );
}
fs_polarity = sst_get_frame_sync_polarity(dai, fmt);
if (fs_polarity < 0 )
return fs_polarity;
ctx->ssp_cmd.frame_sync_polarity = fs_polarity;
return 0 ;
}
/*
* sst_ssp_config - contains SSP configuration for media UC
* this can be overwritten by set_dai_xxx APIs
*/
static const struct sst_ssp_config sst_ssp_configs = {
.ssp_id = SSP_CODEC,
.bits_per_slot = 24 ,
.slots = 4 ,
.ssp_mode = SSP_MODE_PROVIDER,
.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 = 0 xF,
.start_delay = 0 ,
.frame_sync_polarity = SSP_FS_ACTIVE_HIGH,
.data_polarity = 1 ,
};
void sst_fill_ssp_defaults(struct snd_soc_dai *dai)
{
const struct sst_ssp_config *config;
struct sst_data *ctx = snd_soc_dai_get_drvdata(dai);
config = &sst_ssp_configs;
ctx->ssp_cmd.selection = config->ssp_id;
ctx->ssp_cmd.nb_bits_per_slots = config->bits_per_slot;
ctx->ssp_cmd.nb_slots = config->slots;
ctx->ssp_cmd.mode = config->ssp_mode | (config->pcm_mode << 1 );
ctx->ssp_cmd.duplex = config->duplex;
ctx->ssp_cmd.active_tx_slot_map = config->active_slot_map;
ctx->ssp_cmd.active_rx_slot_map = config->active_slot_map;
ctx->ssp_cmd.frame_sync_frequency = config->fs_frequency;
ctx->ssp_cmd.frame_sync_polarity = config->frame_sync_polarity;
ctx->ssp_cmd.data_polarity = config->data_polarity;
ctx->ssp_cmd.frame_sync_width = config->fs_width;
ctx->ssp_cmd.ssp_protocol = config->ssp_protocol;
ctx->ssp_cmd.start_delay = config->start_delay;
ctx->ssp_cmd.reserved1 = ctx->ssp_cmd.reserved2 = 0 xFF;
}
int send_ssp_cmd(struct snd_soc_dai *dai, const char *id, bool enable)
{
struct sst_data *drv = snd_soc_dai_get_drvdata(dai);
int ssp_id;
dev_dbg(dai->dev, "Enter: enable=%d port_name=%s\n" , enable, id);
if (strcmp(id, "ssp0-port" ) == 0 )
ssp_id = SSP_MODEM;
else if (strcmp(id, "ssp2-port" ) == 0 )
ssp_id = SSP_CODEC;
else {
dev_dbg(dai->dev, "port %s is not supported\n" , id);
return -1 ;
}
SST_FILL_DEFAULT_DESTINATION(drv->ssp_cmd.header.dst);
drv->ssp_cmd.header.command_id = SBA_HW_SET_SSP;
drv->ssp_cmd.header.length = sizeof (struct sst_cmd_sba_hw_set_ssp)
- sizeof (struct sst_dsp_header);
drv->ssp_cmd.selection = ssp_id;
dev_dbg(dai->dev, "ssp_id: %u\n" , ssp_id);
if (enable)
drv->ssp_cmd.switch_state = SST_SWITCH_ON;
else
drv->ssp_cmd.switch_state = SST_SWITCH_OFF;
return sst_fill_and_send_cmd(drv, SST_IPC_IA_CMD, SST_FLAG_BLOCKED,
SST_TASK_SBA, 0 , &drv->ssp_cmd,
sizeof (drv->ssp_cmd.header) + drv->ssp_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)) {
mutex_lock(&drv->lock);
ret = sst_send_slot_map(drv);
mutex_unlock(&drv->lock);
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 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),
/* Media Paths */
/* MediaX IN paths are set via ALLOC, so no SET_MEDIA_PATH command */
SST_PATH_INPUT("media0_in" , SST_TASK_MMX, SST_SWM_IN_MEDIA0, sst_generic_modules_event),
SST_PATH_INPUT("media1_in" , SST_TASK_MMX, SST_SWM_IN_MEDIA1, NULL),
SST_PATH_INPUT("media2_in" , SST_TASK_MMX, SST_SWM_IN_MEDIA2, sst_set_media_path),
SST_PATH_INPUT("media3_in" , SST_TASK_MMX, SST_SWM_IN_MEDIA3, NULL),
SST_PATH_OUTPUT("media0_out" , SST_TASK_MMX, SST_SWM_OUT_MEDIA0, sst_set_media_path),
SST_PATH_OUTPUT("media1_out" , SST_TASK_MMX, SST_SWM_OUT_MEDIA1, sst_set_media_path),
/* SBA PCM Paths */
SST_PATH_INPUT("pcm0_in" , SST_TASK_SBA, SST_SWM_IN_PCM0, sst_set_media_path),
SST_PATH_INPUT("pcm1_in" , SST_TASK_SBA, SST_SWM_IN_PCM1, sst_set_media_path),
SST_PATH_OUTPUT("pcm0_out" , SST_TASK_SBA, SST_SWM_OUT_PCM0, sst_set_media_path),
SST_PATH_OUTPUT("pcm1_out" , SST_TASK_SBA, SST_SWM_OUT_PCM1, sst_set_media_path),
SST_PATH_OUTPUT("pcm2_out" , SST_TASK_SBA, SST_SWM_OUT_PCM2, sst_set_media_path),
/* SBA Loops */
SST_PATH_INPUT("sprot_loop_in" , SST_TASK_SBA, SST_SWM_IN_SPROT_LOOP, NULL),
SST_PATH_INPUT("media_loop1_in" , SST_TASK_SBA, SST_SWM_IN_MEDIA_LOOP1, NULL),
SST_PATH_INPUT("media_loop2_in" , SST_TASK_SBA, SST_SWM_IN_MEDIA_LOOP2, NULL),
SST_PATH_MEDIA_LOOP_OUTPUT("sprot_loop_out" , SST_TASK_SBA, SST_SWM_OUT_SPROT_LOOP, SST_FMT_STEREO, sst_set_media_loop),
SST_PATH_MEDIA_LOOP_OUTPUT("media_loop1_out" , SST_TASK_SBA, SST_SWM_OUT_MEDIA_LOOP1, SST_FMT_STEREO, sst_set_media_loop),
SST_PATH_MEDIA_LOOP_OUTPUT("media_loop2_out" , SST_TASK_SBA, SST_SWM_OUT_MEDIA_LOOP2, SST_FMT_STEREO, sst_set_media_loop),
/* Media Mixers */
SST_SWM_MIXER("media0_out mix 0" , SND_SOC_NOPM, SST_TASK_MMX, SST_SWM_OUT_MEDIA0,
sst_mix_media0_controls, sst_swm_mixer_event),
SST_SWM_MIXER("media1_out mix 0" , SND_SOC_NOPM, SST_TASK_MMX, SST_SWM_OUT_MEDIA1,
sst_mix_media1_controls, sst_swm_mixer_event),
/* SBA PCM mixers */
SST_SWM_MIXER("pcm0_out mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_PCM0,
sst_mix_pcm0_controls, sst_swm_mixer_event),
SST_SWM_MIXER("pcm1_out mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_PCM1,
sst_mix_pcm1_controls, sst_swm_mixer_event),
SST_SWM_MIXER("pcm2_out mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_PCM2,
sst_mix_pcm2_controls, sst_swm_mixer_event),
/* SBA Loop mixers */
SST_SWM_MIXER("sprot_loop_out mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_SPROT_LOOP,
sst_mix_sprot_l0_controls, sst_swm_mixer_event),
SST_SWM_MIXER("media_loop1_out mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_MEDIA_LOOP1,
sst_mix_media_l1_controls, sst_swm_mixer_event),
SST_SWM_MIXER("media_loop2_out mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_MEDIA_LOOP2,
sst_mix_media_l2_controls, sst_swm_mixer_event),
/* SBA Backend mixers */
SST_SWM_MIXER("codec_out0 mix 0" , SND_SOC_NOPM, SST_TASK_SBA, SST_SWM_OUT_CODEC0,
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[] = {
{"media0_in" , NULL, "Compress Playback" },
{"media1_in" , NULL, "Headset Playback" },
{"media2_in" , NULL, "pcm0_out" },
{"media3_in" , NULL, "Deepbuffer Playback" },
{"media0_out mix 0" , "media0_in Switch" , "media0_in" },
{"media0_out mix 0" , "media1_in Switch" , "media1_in" },
{"media0_out mix 0" , "media2_in Switch" , "media2_in" },
{"media0_out mix 0" , "media3_in Switch" , "media3_in" },
{"media1_out mix 0" , "media0_in Switch" , "media0_in" },
{"media1_out mix 0" , "media1_in Switch" , "media1_in" },
{"media1_out mix 0" , "media2_in Switch" , "media2_in" },
{"media1_out mix 0" , "media3_in Switch" , "media3_in" },
{"media0_out" , NULL, "media0_out mix 0" },
{"media1_out" , NULL, "media1_out mix 0" },
{"pcm0_in" , NULL, "media0_out" },
{"pcm1_in" , NULL, "media1_out" },
{"Headset Capture" , NULL, "pcm1_out" },
{"Headset Capture" , NULL, "pcm2_out" },
{"pcm0_out" , NULL, "pcm0_out mix 0" },
SST_SBA_MIXER_GRAPH_MAP("pcm0_out mix 0" ),
{"pcm1_out" , NULL, "pcm1_out mix 0" },
SST_SBA_MIXER_GRAPH_MAP("pcm1_out mix 0" ),
{"pcm2_out" , NULL, "pcm2_out mix 0" },
SST_SBA_MIXER_GRAPH_MAP("pcm2_out mix 0" ),
{"media_loop1_in" , NULL, "media_loop1_out" },
{"media_loop1_out" , NULL, "media_loop1_out mix 0" },
SST_SBA_MIXER_GRAPH_MAP("media_loop1_out mix 0" ),
{"media_loop2_in" , NULL, "media_loop2_out" },
{"media_loop2_out" , NULL, "media_loop2_out mix 0" },
SST_SBA_MIXER_GRAPH_MAP("media_loop2_out mix 0" ),
{"sprot_loop_in" , NULL, "sprot_loop_out" },
{"sprot_loop_out" , NULL, "sprot_loop_out mix 0" },
SST_SBA_MIXER_GRAPH_MAP("sprot_loop_out mix 0" ),
{"codec_out0" , NULL, "codec_out0 mix 0" },
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[] = {
"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, \
SST_GAIN_TC_MIN, SST_GAIN_TC_MAX, \
sst_gain_get, sst_gain_put, \
SST_MODULE_ID_GAIN_CELL, path_id, instance, task_id, \
sst_gain_tlv_common, gain_var)
#define SST_VOLUME(name, path_id, task_id, instance, gain_var) \
SST_GAIN_KCONTROLS(name, "Volume" , SST_GAIN_MIN_VALUE, SST_GAIN_MAX_VALUE, \
SST_GAIN_TC_MIN, SST_GAIN_TC_MAX, \
sst_gain_get, sst_gain_put, \
SST_MODULE_ID_VOLUME, path_id, instance, task_id, \
sst_gain_tlv_common, gain_var)
static struct sst_gain_value sst_gains[];
static const struct snd_kcontrol_new sst_gain_controls[] = {
SST_GAIN("media0_in" , SST_PATH_INDEX_MEDIA0_IN, SST_TASK_MMX, 0 , &sst_gains[0 ]),
SST_GAIN("media1_in" , SST_PATH_INDEX_MEDIA1_IN, SST_TASK_MMX, 0 , &sst_gains[1 ]),
SST_GAIN("media2_in" , SST_PATH_INDEX_MEDIA2_IN, SST_TASK_MMX, 0 , &sst_gains[2 ]),
SST_GAIN("media3_in" , SST_PATH_INDEX_MEDIA3_IN, SST_TASK_MMX, 0 , &sst_gains[3 ]),
SST_GAIN("pcm0_in" , SST_PATH_INDEX_PCM0_IN, SST_TASK_SBA, 0 , &sst_gains[4 ]),
SST_GAIN("pcm1_in" , SST_PATH_INDEX_PCM1_IN, SST_TASK_SBA, 0 , &sst_gains[5 ]),
SST_GAIN("pcm1_out" , SST_PATH_INDEX_PCM1_OUT, SST_TASK_SBA, 0 , &sst_gains[6 ]),
SST_GAIN("pcm2_out" , SST_PATH_INDEX_PCM2_OUT, SST_TASK_SBA, 0 , &sst_gains[7 ]),
SST_GAIN("codec_in0" , SST_PATH_INDEX_CODEC_IN0, SST_TASK_SBA, 0 , &sst_gains[8 ]),
SST_GAIN("codec_in1" , SST_PATH_INDEX_CODEC_IN1, SST_TASK_SBA, 0 , &sst_gains[9 ]),
SST_GAIN("codec_out0" , SST_PATH_INDEX_CODEC_OUT0, SST_TASK_SBA, 0 , &sst_gains[10 ]),
SST_GAIN("codec_out1" , SST_PATH_INDEX_CODEC_OUT1, SST_TASK_SBA, 0 , &sst_gains[11 ]),
SST_GAIN("media_loop1_out" , SST_PATH_INDEX_MEDIA_LOOP1_OUT, SST_TASK_SBA, 0 , &sst_gains[yle='color: green'>12 ]),
SST_GAIN("media_loop2_out" , SST_PATH_INDEX_MEDIA_LOOP2_OUT, SST_TASK_SBA, 0 , &sst_gains[yle='color: green'>13 ]),
SST_GAIN("sprot_loop_out" , SST_PATH_INDEX_SPROT_LOOP_OUT, SST_TASK_SBA, 0 , &sst_gains[e='color: green'>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
/* the SST_GAIN macro above will create three alsa controls for each
* instance invoked , gain , mute and ramp duration , which use the same gain
* cell sst_gain to keep track of data
* To calculate number of gain cell instances we need to device by 3 in
* below caulcation for gain cell memory .
* This gets rid of static number and issues while adding new controls
*/
static struct sst_gain_value sst_gains[ARRAY_SIZE(sst_gain_controls)/SST_GAIN_NUM_CONTROLS];
static const struct snd_kcontrol_new sst_algo_controls[] = {
SST_ALGO_KCONTROL_BYTES("media_loop1_out" , "fir" , 272 , SST_MODULE_ID_FIR_24,
SST_PATH_INDEX_MEDIA_LOOP1_OUT, 0 , SST_TASK_SBA, SBA_VB_SET_FIR),
SST_ALGO_KCONTROL_BYTES("media_loop1_out" , "iir" , 300 , SST_MODULE_ID_IIR_24,
SST_PATH_INDEX_MEDIA_LOOP1_OUT, 0 , SST_TASK_SBA, SBA_VB_SET_IIR),
SST_ALGO_KCONTROL_BYTES("media_loop1_out" , "mdrp" , 286 , SST_MODULE_ID_MDRP,
SST_PATH_INDEX_MEDIA_LOOP1_OUT, 0 , SST_TASK_SBA, SBA_SET_MDRP),
SST_ALGO_KCONTROL_BYTES("media_loop2_out" , "fir" , 272 , SST_MODULE_ID_FIR_24,
SST_PATH_INDEX_MEDIA_LOOP2_OUT, 0 , SST_TASK_SBA, SBA_VB_SET_FIR),
SST_ALGO_KCONTROL_BYTES("media_loop2_out" , "iir" , 300 , SST_MODULE_ID_IIR_24,
SST_PATH_INDEX_MEDIA_LOOP2_OUT, 0 , SST_TASK_SBA, SBA_VB_SET_IIR),
SST_ALGO_KCONTROL_BYTES("media_loop2_out" , "mdrp" , 286 , SST_MODULE_ID_MDRP,
SST_PATH_INDEX_MEDIA_LOOP2_OUT, 0 , SST_TASK_SBA, SBA_SET_MDRP),
SST_ALGO_KCONTROL_BYTES("sprot_loop_out" , "lpro" , 192 , SST_MODULE_ID_SPROT,
SST_PATH_INDEX_SPROT_LOOP_OUT, 0 , SST_TASK_SBA, SBA_VB_LPRO),
SST_ALGO_KCONTROL_BYTES("codec_in0" , "dcr" , 52 , SST_MODULE_ID_FILT_DCR,
SST_PATH_INDEX_CODEC_IN0, 0 , SST_TASK_SBA, SBA_VB_SET_IIR),
SST_ALGO_KCONTROL_BYTES("codec_in1" , "dcr" , 52 , SST_MODULE_ID_FILT_DCR,
SST_PATH_INDEX_CODEC_IN1, 0 , SST_TASK_SBA, SBA_VB_SET_IIR),
};
static int sst_algo_control_init(struct device *dev)
{
int i = 0 ;
struct sst_algo_control *bc;
/*allocate space to cache the algo parameters in the driver*/
for (i = 0 ; i < ARRAY_SIZE(sst_algo_controls); i++) {
bc = (struct sst_algo_control *)sst_algo_controls[i].private_value;
bc->params = devm_kzalloc(dev, bc->max, GFP_KERNEL);
if (bc->params == NULL)
return -ENOMEM;
}
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
* @ dai : front - end dai
* @ stream : direction
* @ mute : boolean indicating mute status
*
* 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 = snd_soc_dai_get_widget(dai, stream);
struct snd_soc_dapm_path *p;
dev_dbg(dai->dev, "enter, dai-name=%s dir=%d\n" , dai->name, stream);
dev_dbg(dai->dev, "Stream name=%s\n" , w->name);
if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_dapm_widget_for_each_sink_path(w, p) {
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 {
snd_soc_dapm_widget_for_each_source_path(w, p) {
if (p->connected && !p->connected(w, p->source))
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
* @ kctl : kcontrol pointer
* @ w : dapm widget
* @ type : widget type
*
* 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;
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
* @ w : pipe modeled as a DAPM widget
* @ component : ASoC component
*
* 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_component *component)
{
struct snd_kcontrol *kctl;
int index, ret = 0 ;
struct snd_card *card = component->card->snd_card;
char *idx;
down_read(&card->controls_rwsem);
list_for_each_entry(kctl, &card->controls, list) {
idx = strchr(kctl->id.name, ' ' );
if (idx == NULL)
continue ;
index = idx - (char *)kctl->id.name;
if (strncmp(kctl->id.name, w->name, index))
continue ;
if (strstr(kctl->id.name, "Volume" ))
ret = sst_fill_module_list(kctl, w, SST_MODULE_GAIN);
else if (strstr(kctl->id.name, "params" ))
ret = sst_fill_module_list(kctl, w, SST_MODULE_ALGO);
else if (strstr(kctl->id.name, "Switch" ) &&
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" )) {
struct sst_enum *e = (void *)kctl->private_value;
e->w = w;
} else if (strstr(kctl->id.name, "deinterleaver" )) {
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
* @ component : ASoC component
* @ ids : sst_ids array
*/
static void sst_fill_linked_widgets(struct snd_soc_component *component,
struct sst_ids *ids)
{
struct snd_soc_dapm_widget *w;
unsigned int len = strlen(ids->parent_wname);
list_for_each_entry(w, &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
* @ component : ASoC component
*/
static int sst_map_modules_to_pipe(struct snd_soc_component *component)
{
struct snd_soc_dapm_widget *w;
int ret = 0 ;
list_for_each_entry(w, &component->card->widgets, list) {
if (is_sst_dapm_widget(w) && (w->priv)) {
struct sst_ids *ids = w->priv;
dev_dbg(component->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, component);
if (ret < 0 )
return ret;
/* fill linked widgets */
if (ids->parent_wname != NULL)
sst_fill_linked_widgets(component, ids);
}
}
return 0 ;
}
int sst_dsp_init_v2_dpcm(struct snd_soc_component *component)
{
int i, ret = 0 ;
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
struct sst_data *drv = snd_soc_component_get_drvdata(component);
unsigned int gains = ARRAY_SIZE(sst_gain_controls)/3 ;
drv->byte_stream = devm_kzalloc(component->dev,
SST_MAX_BIN_BYTES, GFP_KERNEL);
if (!drv->byte_stream)
return -ENOMEM;
snd_soc_dapm_new_controls(dapm, sst_dapm_widgets,
ARRAY_SIZE(sst_dapm_widgets));
snd_soc_dapm_add_routes(dapm, intercon,
ARRAY_SIZE(intercon));
snd_soc_dapm_new_widgets(dapm->card);
for (i = 0 ; i < gains; i++) {
sst_gains[i].mute = SST_GAIN_MUTE_DEFAULT;
sst_gains[i].l_gain = SST_GAIN_VOLUME_DEFAULT;
sst_gains[i].r_gain = SST_GAIN_VOLUME_DEFAULT;
sst_gains[i].ramp_duration = SST_GAIN_RAMP_DURATION_DEFAULT;
}
ret = snd_soc_add_component_controls(component, sst_gain_controls,
ARRAY_SIZE(sst_gain_controls));
if (ret)
return ret;
/* Initialize algo control params */
ret = sst_algo_control_init(component->dev);
if (ret)
return ret;
ret = snd_soc_add_component_controls(component, sst_algo_controls,
ARRAY_SIZE(sst_algo_controls));
if (ret)
return ret;
ret = snd_soc_add_component_controls(component, sst_slot_controls,
ARRAY_SIZE(sst_slot_controls));
if (ret)
return ret;
ret = sst_map_modules_to_pipe(component);
return ret;
}
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