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alsa-utils/topology/nhlt/intel/ssp/ssp-process.c
Jaroslav Kysela dfe1c7143a topology: use ATTRIBUTE_UNUSED instead remove argument name 
We need to support older compilers than GCC 11.

Link: https://github.com/alsa-project/alsa-utils/issues/233
Fixes: 153d185 ("topology: fix the verbose compilation warnings for latest gcc")
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2023-09-04 17:11:29 +02:00

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// SPDX-License-Identifier: BSD-3-Clause
//
// Copyright(c) 2021 Intel Corporation. All rights reserved.
//
// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
// Keyon Jie <yang.jie@linux.intel.com>
// Rander Wang <rander.wang@linux.intel.com>
// Jaska Uimonen <jaska.uimonen@linux.intel.com>
#include "aconfig.h"
#include <stdint.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <alsa/global.h>
#include <alsa/input.h>
#include <alsa/output.h>
#include <alsa/conf.h>
#include <alsa/error.h>
#include "../intel-nhlt.h"
#include "../../nhlt.h"
#include "ssp-process.h"
#include "ssp-intel.h"
#include "ssp-internal.h"
#include "ssp-debug.h"
static int popcount(uint32_t value)
{
int bits_set = 0;
while (value) {
bits_set += value & 1;
value >>= 1;
}
return bits_set;
}
static void ssp_calculate_intern_v15(struct intel_nhlt_params *nhlt, int hwi)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;;
struct ssp_intel_config_data_1_5 *blob15 = &ssp->ssp_blob_1_5[di][hwi];
struct ssp_intel_config_data *blob = &ssp->ssp_blob[di][hwi];
int i;
blob15->gateway_attributes = ssp->ssp_blob[di][hwi].gateway_attributes;
blob15->version = SSP_BLOB_VER_1_5;
for (i = 0; i < 8; i++)
blob15->ts_group[i] = blob->ts_group[i];
blob15->ssc0 = blob->ssc0;
blob15->ssc1 = blob->ssc1;
blob15->sscto = blob->sscto;
blob15->sspsp = blob->sspsp;
blob15->sstsa = blob->sstsa;
blob15->ssrsa = blob->ssrsa;
blob15->ssc2 = blob->ssc2;
blob15->sspsp2 = blob->sspsp2;
blob15->ssc3 = blob->ssc3;
blob15->ssioc = blob->ssioc;
/* for now we use only 1 divider as in legacy */
blob15->mdivctlr = blob->mdivc;
ssp->ssp_prm[di].mdivr[hwi].count = 1;
blob15->mdivrcnt = ssp->ssp_prm[di].mdivr[hwi].count;
ssp->ssp_prm[di].mdivr[hwi].mdivrs[0] = blob->mdivr;
blob15->size = sizeof(struct ssp_intel_config_data_1_5) +
blob15->mdivrcnt * sizeof(uint32_t) +
ssp->ssp_blob_ext[di][hwi].size;
}
static int ssp_calculate_intern(struct intel_nhlt_params *nhlt, int hwi)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
uint32_t active_tx_slots = 2;
uint32_t active_rx_slots = 2;
uint32_t inverted_frame = 0;
uint32_t inverted_bclk = 0;
uint32_t frame_end_padding;
uint32_t total_sample_size;
uint32_t slot_end_padding;
bool start_delay = false;
uint32_t frame_len = 0;
uint32_t sample_width;
uint32_t end_padding;
uint32_t data_size;
uint32_t bdiv_min;
bool cfs = false;
uint32_t clk_div;
uint32_t bdiv;
uint32_t tft;
uint32_t rft;
int di;
unsigned int i, j;
if (!ssp)
return -EINVAL;
di = ssp->ssp_count;
/* should be eventually the lp_mode defined in pipeline */
ssp->ssp_blob[di][hwi].gateway_attributes = 0;
for (j = 0; j < SSP_TDM_MAX_SLOT_MAP_COUNT; j++) {
for (i = 0; i < ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots; i++)
ssp->ssp_blob[di][hwi].ts_group[j] |= (i << (i * 4));
for (; i < SSP_TDM_MAX_SLOT_MAP_COUNT; i++)
ssp->ssp_blob[di][hwi].ts_group[j] |= (0xF << (i * 4));
}
/* reset SSP settings */
/* sscr0 dynamic settings are DSS, EDSS, SCR, FRDC, ECS */
ssp->ssp_blob[di][hwi].ssc0 = SSCR0_PSP | SSCR0_RIM | SSCR0_TIM;
/* sscr1 dynamic settings are SFRMDIR, SCLKDIR, SCFR */
ssp->ssp_blob[di][hwi].ssc1 = SSCR1_TTE | SSCR1_TTELP | SSCR1_TRAIL | SSCR1_RSRE |
SSCR1_TSRE;
/* sscr2 dynamic setting is LJDFD */
ssp->ssp_blob[di][hwi].ssc2 = SSCR2_SDFD | SSCR2_TURM1;
/* sscr3 dynamic settings are TFT, RFT */
ssp->ssp_blob[di][hwi].ssc3 = 0;
/* sspsp dynamic settings are SCMODE, SFRMP, DMYSTRT, SFRMWDTH */
ssp->ssp_blob[di][hwi].sspsp = 0;
/* sspsp2 no dynamic setting */
ssp->ssp_blob[di][hwi].sspsp2 = 0x0;
/* ssioc dynamic setting is SFCR */
ssp->ssp_blob[di][hwi].ssioc = SSIOC_SCOE;
/* ssto no dynamic setting */
ssp->ssp_blob[di][hwi].sscto = 0x0;
/* sstsa dynamic setting is TTSA, default 2 slots */
ssp->ssp_blob[di][hwi].sstsa = SSTSA_SSTSA(ssp->ssp_prm[di].hw_cfg[hwi].tx_slots);
/* ssrsa dynamic setting is RTSA, default 2 slots */
ssp->ssp_blob[di][hwi].ssrsa = SSRSA_SSRSA(ssp->ssp_prm[di].hw_cfg[hwi].rx_slots);
switch (ssp->ssp_prm[di].hw_cfg[hwi].format & SSP_FMT_CLOCK_PROVIDER_MASK) {
case SSP_FMT_CBP_CFP:
ssp->ssp_blob[di][hwi].ssc1 |= SSCR1_SCLKDIR | SSCR1_SFRMDIR;
break;
case SSP_FMT_CBC_CFC:
ssp->ssp_blob[di][hwi].ssc1 |= SSCR1_SCFR;
cfs = true;
break;
case SSP_FMT_CBP_CFC:
ssp->ssp_blob[di][hwi].ssc1 |= SSCR1_SCLKDIR;
/* FIXME: this mode has not been tested */
cfs = true;
break;
case SSP_FMT_CBC_CFP:
ssp->ssp_blob[di][hwi].ssc1 |= SSCR1_SCFR | SSCR1_SFRMDIR;
/* FIXME: this mode has not been tested */
break;
default:
fprintf(stderr, "ssp_calculate(): format & PROVIDER_MASK EINVAL\n");
return -EINVAL;
}
/* clock signal polarity */
switch (ssp->ssp_prm[di].hw_cfg[hwi].format & SSP_FMT_INV_MASK) {
case SSP_FMT_NB_NF:
break;
case SSP_FMT_NB_IF:
inverted_frame = 1; /* handled later with format */
break;
case SSP_FMT_IB_IF:
inverted_bclk = 1; /* handled later with bclk idle */
inverted_frame = 1; /* handled later with format */
break;
case SSP_FMT_IB_NF:
inverted_bclk = 1; /* handled later with bclk idle */
break;
default:
fprintf(stderr, "ssp_calculate: format & INV_MASK EINVAL\n");
return -EINVAL;
}
/* supporting bclk idle state */
if (ssp->ssp_prm[di].clks_control &
SSP_INTEL_CLKCTRL_BCLK_IDLE_HIGH) {
/* bclk idle state high */
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_SCMODE((inverted_bclk ^ 0x3) & 0x3);
} else {
/* bclk idle state low */
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_SCMODE(inverted_bclk);
}
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_MOD | SSCR0_ACS;
/* Additional hardware settings */
/* Receiver Time-out Interrupt Disabled/Enabled */
ssp->ssp_blob[di][hwi].ssc1 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_TINTE) ?
SSCR1_TINTE : 0;
/* Peripheral Trailing Byte Interrupts Disable/Enable */
ssp->ssp_blob[di][hwi].ssc1 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_PINTE) ?
SSCR1_PINTE : 0;
/* Enable/disable internal loopback. Output of transmit serial
* shifter connected to input of receive serial shifter, internally.
*/
ssp->ssp_blob[di][hwi].ssc1 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_LBM) ?
SSCR1_LBM : 0;
/* Transmit data are driven at the same/opposite clock edge specified
* in SSPSP.SCMODE[1:0]
*/
ssp->ssp_blob[di][hwi].ssc2 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_SMTATF) ?
SSCR2_SMTATF : 0;
/* Receive data are sampled at the same/opposite clock edge specified
* in SSPSP.SCMODE[1:0]
*/
ssp->ssp_blob[di][hwi].ssc2 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_MMRATF) ?
SSCR2_MMRATF : 0;
/* Enable/disable the fix for PSP consumer mode TXD wait for frame
* de-assertion before starting the second channel
*/
ssp->ssp_blob[di][hwi].ssc2 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_PSPSTWFDFD) ?
SSCR2_PSPSTWFDFD : 0;
/* Enable/disable the fix for PSP provider mode FSRT with dummy stop &
* frame end padding capability
*/
ssp->ssp_blob[di][hwi].ssc2 |= (ssp->ssp_prm[di].quirks & SSP_INTEL_QUIRK_PSPSRWFDFD) ?
SSCR2_PSPSRWFDFD : 0;
if (!ssp->ssp_prm[di].hw_cfg[hwi].mclk_rate) {
fprintf(stderr, "ssp_calculate(): invalid MCLK = %u \n",
ssp->ssp_prm[di].hw_cfg[hwi].mclk_rate);
return -EINVAL;
}
if (!ssp->ssp_prm[di].hw_cfg[hwi].bclk_rate ||
ssp->ssp_prm[di].hw_cfg[hwi].bclk_rate > ssp->ssp_prm[di].hw_cfg[hwi].mclk_rate) {
fprintf(stderr, "ssp_calculate(): BCLK %u Hz = 0 or > MCLK %u Hz\n",
ssp->ssp_prm[di].hw_cfg[hwi].bclk_rate,
ssp->ssp_prm[di].hw_cfg[hwi].mclk_rate);
return -EINVAL;
}
/* calc frame width based on BCLK and rate - must be divisible */
if (ssp->ssp_prm[di].hw_cfg[hwi].bclk_rate % ssp->ssp_prm[di].hw_cfg[hwi].fsync_rate) {
fprintf(stderr, "ssp_calculate(): BCLK %u is not divisible by rate %u\n",
ssp->ssp_prm[di].hw_cfg[hwi].bclk_rate,
ssp->ssp_prm[di].hw_cfg[hwi].fsync_rate);
return -EINVAL;
}
/* must be enough BCLKs for data */
bdiv = ssp->ssp_prm[di].hw_cfg[hwi].bclk_rate / ssp->ssp_prm[di].hw_cfg[hwi].fsync_rate;
if (bdiv < ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width *
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots) {
fprintf(stderr, "ssp_calculate(): not enough BCLKs need %u\n",
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width *
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots);
return -EINVAL;
}
/* tdm_slot_width must be <= 38 for SSP */
if (ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width > 38) {
fprintf(stderr, "ssp_calculate(): tdm_slot_width %u > 38\n",
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width);
return -EINVAL;
}
bdiv_min = ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots *
(ssp->ssp_prm[di].tdm_per_slot_padding_flag ?
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width :
ssp->ssp_prm[di].sample_valid_bits);
if (bdiv < bdiv_min) {
fprintf(stderr, "ssp_calculate(): bdiv(%u) < bdiv_min(%u)\n",
bdiv, bdiv_min);
return -EINVAL;
}
frame_end_padding = bdiv - bdiv_min;
if (frame_end_padding > SSPSP2_FEP_MASK) {
fprintf(stderr, "ssp_calculate(): frame_end_padding too big: %u\n",
frame_end_padding);
return -EINVAL;
}
/* format */
switch (ssp->ssp_prm[di].hw_cfg[hwi].format & SSP_FMT_FORMAT_MASK) {
case SSP_FMT_I2S:
start_delay = true;
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_FRDC(ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots);
if (bdiv % 2) {
fprintf(stderr, "ssp_calculate(): bdiv %u is not divisible by 2\n",
bdiv);
return -EINVAL;
}
/* set asserted frame length to half frame length */
frame_len = bdiv / 2;
/*
* handle frame polarity, I2S default is falling/active low,
* non-inverted(inverted_frame=0) -- active low(SFRMP=0),
* inverted(inverted_frame=1) -- rising/active high(SFRMP=1),
* so, we should set SFRMP to inverted_frame.
*/
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_SFRMP(inverted_frame);
/*
* for I2S/LEFT_J, the padding has to happen at the end
* of each slot
*/
if (frame_end_padding % 2) {
fprintf(stderr, "ssp_calculate():frame_end_padding %u not divisible by 2\n",
frame_end_padding);
return -EINVAL;
}
slot_end_padding = frame_end_padding / 2;
if (slot_end_padding > SSP_INTEL_SLOT_PADDING_MAX) {
/* too big padding */
fprintf(stderr, "ssp_calculate(): slot_end_padding > %d\n",
SSP_INTEL_SLOT_PADDING_MAX);
return -EINVAL;
}
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_DMYSTOP(slot_end_padding);
slot_end_padding >>= SSPSP_DMYSTOP_BITS;
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_EDMYSTOP(slot_end_padding);
break;
case SSP_FMT_LEFT_J:
/* default start_delay value is set to false */
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_FRDC(ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots);
/* LJDFD enable */
ssp->ssp_blob[di][hwi].ssc2 &= ~SSCR2_LJDFD;
if (bdiv % 2) {
fprintf(stderr, "ssp_calculate(): bdiv %u is not divisible by 2\n",
bdiv);
return -EINVAL;
}
/* set asserted frame length to half frame length */
frame_len = bdiv / 2;
/*
* handle frame polarity, LEFT_J default is rising/active high,
* non-inverted(inverted_frame=0) -- active high(SFRMP=1),
* inverted(inverted_frame=1) -- falling/active low(SFRMP=0),
* so, we should set SFRMP to !inverted_frame.
*/
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_SFRMP(!inverted_frame ? 1 : 0);
/*
* for I2S/LEFT_J, the padding has to happen at the end
* of each slot
*/
if (frame_end_padding % 2) {
fprintf(stderr, "ssp_set_config(): frame padding %u not divisible by 2\n",
frame_end_padding);
return -EINVAL;
}
slot_end_padding = frame_end_padding / 2;
if (slot_end_padding > 15) {
/* can't handle padding over 15 bits */
fprintf(stderr, "ssp_set_config(): slot_end_padding %u > 15 bits\n",
slot_end_padding);
return -EINVAL;
}
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_DMYSTOP(slot_end_padding);
slot_end_padding >>= SSPSP_DMYSTOP_BITS;
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_EDMYSTOP(slot_end_padding);
break;
case SSP_FMT_DSP_A:
start_delay = true;
/* fallthrough */
case SSP_FMT_DSP_B:
/* default start_delay value is set to false */
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_MOD |
SSCR0_FRDC(ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots);
/* set asserted frame length */
frame_len = 1; /* default */
if (cfs && ssp->ssp_prm[di].frame_pulse_width > 0 &&
ssp->ssp_prm[di].frame_pulse_width <=
SSP_INTEL_FRAME_PULSE_WIDTH_MAX) {
frame_len = ssp->ssp_prm[di].frame_pulse_width;
}
/* frame_pulse_width must less or equal 38 */
if (ssp->ssp_prm[di].frame_pulse_width >
SSP_INTEL_FRAME_PULSE_WIDTH_MAX) {
fprintf(stderr, "ssp_set_config(): frame_pulse_width > %d\n",
SSP_INTEL_FRAME_PULSE_WIDTH_MAX);
return -EINVAL;
}
/*
* handle frame polarity, DSP_B default is rising/active high,
* non-inverted(inverted_frame=0) -- active high(SFRMP=1),
* inverted(inverted_frame=1) -- falling/active low(SFRMP=0),
* so, we should set SFRMP to !inverted_frame.
*/
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_SFRMP(!inverted_frame ? 1 : 0);
active_tx_slots = popcount(ssp->ssp_prm[di].hw_cfg[hwi].tx_slots);
active_rx_slots = popcount(ssp->ssp_prm[di].hw_cfg[hwi].rx_slots);
/*
* handle TDM mode, TDM mode has padding at the end of
* each slot. The amount of padding is equal to result of
* subtracting slot width and valid bits per slot.
*/
if (ssp->ssp_prm[di].tdm_per_slot_padding_flag) {
frame_end_padding = bdiv - ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots *
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width;
slot_end_padding = ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width -
ssp->ssp_prm[di].sample_valid_bits;
if (slot_end_padding >
SSP_INTEL_SLOT_PADDING_MAX) {
fprintf(stderr, "ssp_set_config(): slot_end_padding > %d\n",
SSP_INTEL_SLOT_PADDING_MAX);
return -EINVAL;
}
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_DMYSTOP(slot_end_padding);
slot_end_padding >>= SSPSP_DMYSTOP_BITS;
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_EDMYSTOP(slot_end_padding);
}
ssp->ssp_blob[di][hwi].sspsp2 |= (frame_end_padding & SSPSP2_FEP_MASK);
break;
default:
fprintf(stderr, "ssp_set_config(): invalid format 0x%04x\n",
ssp->ssp_prm[di].hw_cfg[hwi].format);
return -EINVAL;
}
if (start_delay)
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_FSRT;
ssp->ssp_blob[di][hwi].sspsp |= SSPSP_SFRMWDTH(frame_len);
data_size = ssp->ssp_prm[di].sample_valid_bits;
if (data_size > 16)
ssp->ssp_blob[di][hwi].ssc0 |= (SSCR0_EDSS | SSCR0_DSIZE(data_size - 16));
else
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_DSIZE(data_size);
end_padding = 0;
total_sample_size = ssp->ssp_prm[di].hw_cfg[hwi].tdm_slot_width *
ssp->ssp_prm[di].hw_cfg[hwi].tdm_slots;
while (ssp->ssp_prm[di].io_clk % ((total_sample_size + end_padding) *
ssp->ssp_prm[di].hw_cfg[hwi].fsync_rate)) {
if (++end_padding >= 256)
break;
}
if (end_padding >= 256)
return -EINVAL;
/* calc scr divisor */
clk_div = ssp->ssp_prm[di].io_clk / ((total_sample_size + end_padding) *
ssp->ssp_prm[di].hw_cfg[hwi].fsync_rate);
if (clk_div >= 4095)
return -EINVAL;
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_SCR(clk_div - 1);
/* setting TFT and RFT */
switch (ssp->ssp_prm[di].sample_valid_bits) {
case 16:
/* use 2 bytes for each slot */
sample_width = 2;
break;
case 24:
case 32:
/* use 4 bytes for each slot */
sample_width = 4;
break;
default:
fprintf(stderr, "ssp_set_config(): sample_valid_bits %u\n",
ssp->ssp_prm[di].sample_valid_bits);
return -EINVAL;
}
tft = MIN((uint32_t)(SSP_FIFO_DEPTH - SSP_FIFO_WATERMARK),
sample_width * active_tx_slots);
rft = MIN((uint32_t)(SSP_FIFO_DEPTH - SSP_FIFO_WATERMARK),
sample_width * active_rx_slots);
ssp->ssp_blob[di][hwi].ssc3 |= SSCR3_TX(tft) | SSCR3_RX(rft);
/* calc mn divisor */
if (ssp->ssp_prm[di].io_clk % ssp->ssp_prm[di].hw_cfg[hwi].mclk_rate) {
fprintf(stderr, "ssp_set_config(): io_clk not divisible with mclk\n");
return -EINVAL;
}
clk_div = ssp->ssp_prm[di].io_clk / ssp->ssp_prm[di].hw_cfg[hwi].mclk_rate;
if (clk_div > 1)
clk_div -= 2;
else
clk_div = 0xFFF; /* bypass clk divider */
ssp->ssp_blob[di][hwi].mdivr = clk_div;
/* clock will always go through the divider */
ssp->ssp_blob[di][hwi].ssc0 |= SSCR0_ECS;
/* enable divider for this clock id */
ssp->ssp_blob[di][hwi].mdivc |= BIT(ssp->ssp_prm[di].mclk_id);
/* set mclk source always for audio cardinal clock */
ssp->ssp_blob[di][hwi].mdivc |= MCDSS(SSP_CLOCK_AUDIO_CARDINAL);
/* set bclk source for audio cardinal clock */
ssp->ssp_blob[di][hwi].mdivc |= MNDSS(SSP_CLOCK_AUDIO_CARDINAL);
return 0;
}
static int ssp_calculate_intern_ext(struct intel_nhlt_params *nhlt, int hwi)
{
size_t aux_size, mn_size, clk_size, tr_size, run_size, sync_size, node_size, ext_size,
link_size, size, total_size;
struct intel_ssp_params *ssp;
struct ssp_config_aux *aux;
struct ssp_intel_aux_tlv *tlv;
struct ssp_intel_mn_ctl *mn;
struct ssp_intel_clk_ctl *clk;
struct ssp_intel_tr_ctl *tr;
struct ssp_intel_run_ctl *run;
struct ssp_intel_sync_ctl *sync;
struct ssp_intel_node_ctl *node;
struct ssp_intel_ext_ctl *ext;
struct ssp_intel_link_ctl *link;
uint8_t *aux_blob;
uint32_t enabled;
unsigned int i;
int di;
aux_size = sizeof(struct ssp_intel_aux_tlv);
mn_size = sizeof(struct ssp_intel_mn_ctl);
clk_size = sizeof(struct ssp_intel_clk_ctl);
tr_size = sizeof(struct ssp_intel_tr_ctl);
run_size = sizeof(struct ssp_intel_run_ctl);
sync_size = sizeof(struct ssp_intel_sync_ctl);
node_size = sizeof(struct ssp_intel_node_ctl);
ext_size = sizeof(struct ssp_intel_ext_ctl);
link_size = sizeof(struct ssp_intel_link_ctl);
ssp = (struct intel_ssp_params *)nhlt->ssp_params;
di = ssp->ssp_count;
enabled = ssp->ssp_prm[di].aux_cfg[hwi].enabled;
aux = &(ssp->ssp_prm[di].aux_cfg[hwi]);
aux_blob = ssp->ssp_blob_ext[di][hwi].aux_blob;
total_size = 0;
size = 0;
if (enabled & BIT(SSP_MN_DIVIDER_CONTROLS)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
mn = (struct ssp_intel_mn_ctl *)(aux_blob + aux_size);
size = mn_size + aux_size;
tlv->type = SSP_MN_DIVIDER_CONTROLS;
tlv->size = mn_size;
mn->div_m = aux->mn.m_div;
mn->div_n = aux->mn.n_div;
aux_blob += size;
total_size += size;
}
if (enabled & BIT(SSP_DMA_CLK_CONTROLS)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
clk = (struct ssp_intel_clk_ctl *)(aux_blob + aux_size);
size = clk_size + aux_size;
tlv->type = SSP_DMA_CLK_CONTROLS;
tlv->size = clk_size;
clk->start |= SET_BITS(15, 0, aux->clk.clock_warm_up);
clk->start |= SET_BIT(16, aux->clk.mclk);
clk->start |= SET_BIT(17, aux->clk.warm_up_ovr);
clk->stop |= SET_BITS(15, 0, aux->clk.clock_stop_delay);
clk->stop |= SET_BIT(16, aux->clk.keep_running);
clk->stop |= SET_BIT(17, aux->clk.clock_stop_ovr);
aux_blob += size;
total_size += size;
}
if (enabled & BIT(SSP_DMA_TRANSMISSION_START)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
tr = (struct ssp_intel_tr_ctl *)(aux_blob + aux_size);
size = tr_size + aux_size;
tlv->type = SSP_DMA_TRANSMISSION_START;
tlv->size = tr_size;
tr->sampling_frequency = aux->tr_start.sampling_frequency;
tr->bit_depth = aux->tr_start.bit_depth;
tr->channel_map = aux->tr_start.channel_map;
tr->channel_config = aux->tr_start.channel_config;
tr->interleaving_style = aux->tr_start.interleaving_style;
tr->format |= SET_BITS(7, 0, aux->tr_start.number_of_channels);
tr->format |= SET_BITS(15, 8, aux->tr_start.valid_bit_depth);
tr->format |= SET_BITS(23, 16, aux->tr_start.sample_type);
aux_blob += size;
total_size += size;
}
if (enabled & BIT(SSP_DMA_TRANSMISSION_STOP)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
tr = (struct ssp_intel_tr_ctl *)(aux_blob + aux_size);
size = tr_size + aux_size;
tlv->type = SSP_DMA_TRANSMISSION_STOP;
tlv->size = tr_size;
tr->sampling_frequency = aux->tr_stop.sampling_frequency;
tr->bit_depth = aux->tr_stop.bit_depth;
tr->channel_map = aux->tr_stop.channel_map;
tr->channel_config = aux->tr_stop.channel_config;
tr->interleaving_style = aux->tr_stop.interleaving_style;
tr->format |= SET_BITS(7, 0, aux->tr_stop.number_of_channels);
tr->format |= SET_BITS(15, 8, aux->tr_stop.valid_bit_depth);
tr->format |= SET_BITS(23, 16, aux->tr_stop.sample_type);
aux_blob += size;
total_size += size;
}
if (enabled & BIT(SSP_DMA_ALWAYS_RUNNING_MODE)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
run = (struct ssp_intel_run_ctl *)(aux_blob + aux_size);
size = run_size + aux_size;
tlv->type = SSP_DMA_ALWAYS_RUNNING_MODE;
tlv->size = run_size;
run->enabled = aux->run.always_run;
aux_blob += size;
total_size += size;
}
if (enabled & BIT(SSP_DMA_SYNC_DATA)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
sync = (struct ssp_intel_sync_ctl *)(aux_blob + aux_size);
size = sync_size + aux_size;
tlv->type = SSP_DMA_SYNC_DATA;
tlv->size = sync_size;
sync->sync_denominator = aux->sync.sync_denominator;
sync->count = aux->sync.count;
aux_blob += size;
total_size += size;
for (i = 0; i < sync->count; i++) {
node = (struct ssp_intel_node_ctl *)(aux_blob);
size = node_size;
node->node_id = aux->sync.nodes[i].node_id;
node->sampling_rate = aux->sync.nodes[i].sampling_rate;
tlv->size += node_size;
aux_blob += size;
total_size += size;
}
}
if (enabled & BIT(SSP_DMA_CLK_CONTROLS_EXT)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
ext = (struct ssp_intel_ext_ctl *)(aux_blob + aux_size);
size = ext_size + aux_size;
tlv->type = SSP_DMA_CLK_CONTROLS_EXT;
tlv->size = ext_size;
ext->ext_data |= SET_BIT(0, aux->ext.mclk_policy_override);
ext->ext_data |= SET_BIT(1, aux->ext.mclk_always_running);
ext->ext_data |= SET_BIT(2, aux->ext.mclk_starts_on_gtw_init);
ext->ext_data |= SET_BIT(3, aux->ext.mclk_starts_on_run);
ext->ext_data |= SET_BIT(4, aux->ext.mclk_starts_on_pause);
ext->ext_data |= SET_BIT(5, aux->ext.mclk_stops_on_pause);
ext->ext_data |= SET_BIT(6, aux->ext.mclk_stops_on_reset);
ext->ext_data |= SET_BIT(8, aux->ext.bclk_policy_override);
ext->ext_data |= SET_BIT(9, aux->ext.bclk_always_running);
ext->ext_data |= SET_BIT(10, aux->ext.bclk_starts_on_gtw_init);
ext->ext_data |= SET_BIT(11, aux->ext.bclk_starts_on_run);
ext->ext_data |= SET_BIT(12, aux->ext.bclk_starts_on_pause);
ext->ext_data |= SET_BIT(13, aux->ext.bclk_stops_on_pause);
ext->ext_data |= SET_BIT(14, aux->ext.bclk_stops_on_reset);
ext->ext_data |= SET_BIT(16, aux->ext.sync_policy_override);
ext->ext_data |= SET_BIT(17, aux->ext.sync_always_running);
ext->ext_data |= SET_BIT(18, aux->ext.sync_starts_on_gtw_init);
ext->ext_data |= SET_BIT(19, aux->ext.sync_starts_on_run);
ext->ext_data |= SET_BIT(20, aux->ext.sync_starts_on_pause);
ext->ext_data |= SET_BIT(21, aux->ext.sync_stops_on_pause);
ext->ext_data |= SET_BIT(22, aux->ext.sync_stops_on_reset);
aux_blob += size;
total_size += size;
}
if (enabled & BIT(SSP_LINK_CLK_SOURCE)) {
tlv = (struct ssp_intel_aux_tlv *)aux_blob;
link = (struct ssp_intel_link_ctl *)(aux_blob + aux_size);
size = link_size + aux_size;
tlv->type = SSP_LINK_CLK_SOURCE;
tlv->size = link_size;
link->clock_source = aux->link.clock_source;
aux_blob += size;
total_size += size;
}
ssp->ssp_blob_ext[di][hwi].size = total_size;
return 0;
}
int ssp_calculate(struct intel_nhlt_params *nhlt)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
unsigned int i;
if (!ssp)
return -EINVAL;
/* calculate blob for every hw config */
for (i = 0; i < ssp->ssp_hw_config_count[ssp->ssp_count]; i++) {
if (ssp_calculate_intern(nhlt, i) < 0)
return -EINVAL;
if (ssp_calculate_intern_ext(nhlt, i) < 0)
return -EINVAL;
/* v15 blob is made from legacy blob, so it can't fail */
ssp_calculate_intern_v15(nhlt, i);
}
ssp_print_internal(ssp);
ssp_print_calculated(ssp);
ssp->ssp_count++;
return 0;
}
int ssp_get_dir(struct intel_nhlt_params *nhlt, int dai_index, uint8_t *dir)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
if (!ssp)
return -EINVAL;
*dir = ssp->ssp_prm[dai_index].direction;
return 0;
}
int ssp_get_params(struct intel_nhlt_params *nhlt, int dai_index, uint32_t *virtualbus_id,
uint32_t *formats_count, uint32_t *device_type, uint32_t *direction)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
if (!ssp)
return -EINVAL;
*virtualbus_id = ssp->ssp_dai_index[dai_index];
*formats_count = ssp->ssp_hw_config_count[dai_index];
if (ssp->ssp_prm[dai_index].quirks & SSP_INTEL_QUIRK_BT_SIDEBAND)
*device_type = NHLT_DEVICE_TYPE_SSP_BT_SIDEBAND;
else
*device_type = NHLT_DEVICE_TYPE_SSP_ANALOG;
if (ssp->ssp_prm[dai_index].quirks & SSP_INTEL_QUIRK_RENDER_FEEDBACK) {
if (*direction == NHLT_ENDPOINT_DIRECTION_RENDER)
*direction = NHLT_ENDPOINT_DIRECTION_RENDER_WITH_LOOPBACK;
else if (*direction == NHLT_ENDPOINT_DIRECTION_CAPTURE)
*direction = NHLT_ENDPOINT_DIRECTION_FEEDBACK_FOR_RENDER;
}
return 0;
}
int ssp_get_hw_params(struct intel_nhlt_params *nhlt, int dai_index, int hw_index,
uint32_t *sample_rate, uint16_t *channel_count, uint32_t *bits_per_sample)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
if (!ssp)
return -EINVAL;
*channel_count = ssp->ssp_prm[dai_index].hw_cfg[hw_index].tdm_slots;
*sample_rate = ssp->ssp_prm[dai_index].hw_cfg[hw_index].fsync_rate;
*bits_per_sample = ssp->ssp_prm[dai_index].hw_cfg[hw_index].tdm_slot_width;
return 0;
}
/*
* Build ssp vendor blob from calculated parameters.
*
* Supposed to be called after all ssp DAIs are parsed from topology and the final nhlt blob is
* generated.
*/
int ssp_get_vendor_blob_size(struct intel_nhlt_params *nhlt, int dai_index,
int hw_config_index, size_t *size)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
if (!ssp)
return -EINVAL;
/* set size for the blob */
if (ssp->ssp_prm[dai_index].version == SSP_BLOB_VER_1_5)
*size = ssp->ssp_blob_1_5[dai_index][hw_config_index].size;
else
/* legacy */
*size = sizeof(struct ssp_intel_config_data) +
ssp->ssp_blob_ext[dai_index][hw_config_index].size;
return 0;
}
int ssp_get_vendor_blob_count(struct intel_nhlt_params *nhlt)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
if (!ssp || !ssp->ssp_count)
return -EINVAL;
return ssp->ssp_count;
}
/* Get the size of dynamic vendor blob to reserve proper amount of memory */
int ssp_get_vendor_blob(struct intel_nhlt_params *nhlt, uint8_t *vendor_blob,
int dai_index, int hw_config_index)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
uint32_t basic_len, clock_len;
if (!ssp)
return -EINVAL;
/* top level struct */
if (ssp->ssp_prm[dai_index].version == SSP_BLOB_VER_1_5) {
basic_len = sizeof(struct ssp_intel_config_data_1_5);
clock_len = sizeof(uint32_t) * ssp->ssp_prm[dai_index].mdivr[hw_config_index].count;
/* basic data */
memcpy(vendor_blob, &ssp->ssp_blob_1_5[dai_index][hw_config_index], basic_len);
/* clock data */
memcpy(vendor_blob + basic_len,
&ssp->ssp_prm[dai_index].mdivr[hw_config_index].mdivrs[0], clock_len);
/* ext data */
memcpy(vendor_blob + basic_len + clock_len,
ssp->ssp_blob_ext[dai_index][hw_config_index].aux_blob,
ssp->ssp_blob_ext[dai_index][hw_config_index].size);
}
else {
basic_len = sizeof(struct ssp_intel_config_data);
/*basic data */
memcpy(vendor_blob, &ssp->ssp_blob[dai_index][hw_config_index], basic_len);
/* ext data */
memcpy(vendor_blob + basic_len,
ssp->ssp_blob_ext[dai_index][hw_config_index].aux_blob,
ssp->ssp_blob_ext[dai_index][hw_config_index].size);
}
return 0;
}
int ssp_set_params(struct intel_nhlt_params *nhlt, const char *dir, int dai_index, int io_clk,
int bclk_delay, int sample_bits, int mclk_id, int clks_control,
int frame_pulse_width, const char *tdm_padding_per_slot, const char *quirks,
int version)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
char delim[] = ",";
char *buf, *token = NULL;
if (!ssp)
return -EINVAL;
if (dir) {
if (!strcmp(dir, "playback"))
ssp->ssp_prm[ssp->ssp_count].direction = NHLT_ENDPOINT_DIRECTION_RENDER;
else if (!strcmp(dir, "capture"))
ssp->ssp_prm[ssp->ssp_count].direction = NHLT_ENDPOINT_DIRECTION_CAPTURE;
else if (!strcmp(dir, "duplex"))
ssp->ssp_prm[ssp->ssp_count].direction =
NHLT_ENDPOINT_DIRECTION_FEEDBACK_FOR_RENDER + 1;
else
return -EINVAL;
}
ssp->ssp_dai_index[ssp->ssp_count] = dai_index;
ssp->ssp_prm[ssp->ssp_count].io_clk = io_clk;
ssp->ssp_prm[ssp->ssp_count].bclk_delay = bclk_delay;
ssp->ssp_prm[ssp->ssp_count].sample_valid_bits = sample_bits;
ssp->ssp_prm[ssp->ssp_count].mclk_id = mclk_id;
ssp->ssp_prm[ssp->ssp_count].clks_control = clks_control;
ssp->ssp_prm[ssp->ssp_count].frame_pulse_width = frame_pulse_width;
/* let's compare the lower 16 bits as we don't send the signature from topology */
if (version == (SSP_BLOB_VER_1_5 & ((1 << 16) - 1)))
ssp->ssp_prm[ssp->ssp_count].version = SSP_BLOB_VER_1_5;
if (tdm_padding_per_slot && !strcmp(tdm_padding_per_slot, "true"))
ssp->ssp_prm[ssp->ssp_count].tdm_per_slot_padding_flag = 1;
else
ssp->ssp_prm[ssp->ssp_count].tdm_per_slot_padding_flag = 0;
ssp->ssp_prm[ssp->ssp_count].quirks = 0;
if (quirks) {
buf = strdup(quirks);
if (!buf)
return -ENOMEM;
token = strtok(buf, delim);
while (token) {
if (!strcmp(token, "lbm_mode"))
ssp->ssp_prm[ssp->ssp_count].quirks |= SSP_INTEL_QUIRK_LBM;
else if (!strcmp(token, "bt_sideband"))
ssp->ssp_prm[ssp->ssp_count].quirks |= SSP_INTEL_QUIRK_BT_SIDEBAND;
else if (!strcmp(token, "render_feedback")) {
if (!strcmp(dir, "duplex"))
ssp->ssp_prm[ssp->ssp_count].quirks |= SSP_INTEL_QUIRK_RENDER_FEEDBACK;
} else {
fprintf(stderr, "ssp_set_params(): unknown quirk %s\n", token);
return -EINVAL;
}
token = strtok(NULL, delim);
}
free(buf);
}
/* reset hw config count for this ssp instance */
ssp->ssp_hw_config_count[ssp->ssp_count] = 0;
return 0;
}
int ssp_hw_set_params(struct intel_nhlt_params *nhlt, const char *format,
const char *mclk ATTRIBUTE_UNUSED,
const char *bclk, const char *bclk_invert, const char *fsync,
const char *fsync_invert, int mclk_freq, int bclk_freq, int fsync_freq,
int tdm_slots, int tdm_slot_width, int tx_slots, int rx_slots)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
uint32_t hwi;
if (!ssp)
return -EINVAL;
/* check that the strings are defined ?*/
/* compose format out of clock related string variables */
hwi = ssp->ssp_hw_config_count[ssp->ssp_count];
if (!strcmp(format, "I2S")) {
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format = SSP_FMT_I2S;
} else if (!strcmp(format, "RIGHT_J")) {
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format = SSP_FMT_RIGHT_J;
} else if (!strcmp(format, "LEFT_J")) {
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format = SSP_FMT_LEFT_J;
} else if (!strcmp(format, "DSP_A")) {
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format = SSP_FMT_DSP_A;
} else if (!strcmp(format, "DSP_B")) {
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format = SSP_FMT_DSP_B;
} else {
fprintf(stderr, "no valid format specified for ssp: %s\n", format);
return -EINVAL;
}
/* clock directions wrt codec */
if (bclk && !strcmp(bclk, "codec_provider")) {
/* codec is bclk provider */
if (fsync && !strcmp(fsync, "codec_provider"))
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_CBP_CFP;
else
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_CBP_CFC;
} else {
/* codec is bclk consumer */
if (fsync && !strcmp(fsync, "codec_provider"))
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_CBC_CFP;
else
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_CBC_CFC;
}
/* inverted clocks ? */
if (bclk_invert && !strcmp(bclk_invert, "true")) {
if (fsync_invert && !strcmp(fsync_invert, "true"))
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_IB_IF;
else
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_IB_NF;
} else {
if (fsync_invert && !strcmp(fsync_invert, "true"))
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_NB_IF;
else
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].format |= SSP_FMT_NB_NF;
}
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].mclk_rate = mclk_freq;
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].bclk_rate = bclk_freq;
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].fsync_rate = fsync_freq;
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].tdm_slots = tdm_slots;
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].tdm_slot_width = tdm_slot_width;
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].tx_slots = tx_slots;
ssp->ssp_prm[ssp->ssp_count].hw_cfg[hwi].rx_slots = rx_slots;
ssp->ssp_hw_config_count[ssp->ssp_count]++;
return 0;
}
int ssp_mn_set_params(struct intel_nhlt_params *nhlt, int m_div, int n_div)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_MN_DIVIDER_CONTROLS);
ssp->ssp_prm[di].aux_cfg[hwi].mn.m_div = m_div;
ssp->ssp_prm[di].aux_cfg[hwi].mn.n_div = n_div;
return 0;
}
int ssp_clk_set_params(struct intel_nhlt_params *nhlt, int clock_warm_up, int mclk, int warm_up_ovr,
int clock_stop_delay, int keep_running, int clock_stop_ovr)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_DMA_CLK_CONTROLS);
ssp->ssp_prm[di].aux_cfg[hwi].clk.clock_warm_up = clock_warm_up;
ssp->ssp_prm[di].aux_cfg[hwi].clk.mclk = mclk;
ssp->ssp_prm[di].aux_cfg[hwi].clk.warm_up_ovr = warm_up_ovr;
ssp->ssp_prm[di].aux_cfg[hwi].clk.clock_stop_delay = clock_stop_delay;
ssp->ssp_prm[di].aux_cfg[hwi].clk.keep_running = keep_running;
ssp->ssp_prm[di].aux_cfg[hwi].clk.clock_stop_ovr = clock_stop_ovr;
return 0;
}
int ssp_tr_start_set_params(struct intel_nhlt_params *nhlt, int sampling_frequency,
int bit_depth, int channel_map, int channel_config,
int interleaving_style, int number_of_channels,
int valid_bit_depth, int sample_type)
{
struct intel_ssp_params *ssp;
struct ssp_aux_config_tr *tr;
int di, hwi;
ssp = (struct intel_ssp_params *)nhlt->ssp_params;
di = ssp->ssp_count;
hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
tr = (struct ssp_aux_config_tr *)&(ssp->ssp_prm[di].aux_cfg[hwi].tr_start);
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_DMA_TRANSMISSION_START);
tr->sampling_frequency = sampling_frequency;
tr->bit_depth = bit_depth;
tr->channel_map = channel_map;
tr->channel_config = channel_config;
tr->interleaving_style = interleaving_style;
tr->number_of_channels = number_of_channels;
tr->valid_bit_depth = valid_bit_depth;
tr->sample_type = sample_type;
return 0;
}
int ssp_tr_stop_set_params(struct intel_nhlt_params *nhlt, int sampling_frequency,
int bit_depth, int channel_map, int channel_config,
int interleaving_style, int number_of_channels,
int valid_bit_depth, int sample_type)
{
struct intel_ssp_params *ssp;
struct ssp_aux_config_tr *tr;
int di, hwi;
ssp = (struct intel_ssp_params *)nhlt->ssp_params;
di = ssp->ssp_count;
hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
tr = (struct ssp_aux_config_tr *)&(ssp->ssp_prm[di].aux_cfg[hwi].tr_stop);
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_DMA_TRANSMISSION_STOP);
tr->sampling_frequency = sampling_frequency;
tr->bit_depth = bit_depth;
tr->channel_map = channel_map;
tr->channel_config = channel_config;
tr->interleaving_style = interleaving_style;
tr->number_of_channels = number_of_channels;
tr->valid_bit_depth = valid_bit_depth;
tr->sample_type = sample_type;
return 0;
}
int ssp_run_set_params(struct intel_nhlt_params *nhlt, int always_run)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_DMA_ALWAYS_RUNNING_MODE);
ssp->ssp_prm[di].aux_cfg[hwi].run.always_run = always_run;
return 0;
}
int ssp_sync_set_params(struct intel_nhlt_params *nhlt, int sync_denominator)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_DMA_SYNC_DATA);
ssp->ssp_prm[di].aux_cfg[hwi].sync.sync_denominator = sync_denominator;
return 0;
}
int ssp_node_set_params(struct intel_nhlt_params *nhlt, int node_id, int sampling_rate)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
int count;
if (di < 0 || hwi < 0)
return -EINVAL;
count = ssp->ssp_prm[di].aux_cfg[hwi].sync.count;
if (count > SSP_MAX_DAIS)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].sync.nodes[count].node_id = node_id;
ssp->ssp_prm[di].aux_cfg[hwi].sync.nodes[count].sampling_rate = sampling_rate;
ssp->ssp_prm[di].aux_cfg[hwi].sync.count++;
return 0;
}
int ssp_ext_set_params(struct intel_nhlt_params *nhlt, int mclk_policy_override,
int mclk_always_running, int mclk_starts_on_gtw_init, int mclk_starts_on_run,
int mclk_starts_on_pause, int mclk_stops_on_pause, int mclk_stops_on_reset,
int bclk_policy_override, int bclk_always_running,
int bclk_starts_on_gtw_init, int bclk_starts_on_run,
int bclk_starts_on_pause, int bclk_stops_on_pause, int bclk_stops_on_reset,
int sync_policy_override, int sync_always_running,
int sync_starts_on_gtw_init, int sync_starts_on_run,
int sync_starts_on_pause, int sync_stops_on_pause, int sync_stops_on_reset)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_DMA_CLK_CONTROLS_EXT);
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_policy_override = mclk_policy_override;
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_always_running = mclk_always_running;
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_starts_on_gtw_init = mclk_starts_on_gtw_init;
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_starts_on_run = mclk_starts_on_run;
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_starts_on_pause = mclk_starts_on_pause;
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_stops_on_pause = mclk_stops_on_pause;
ssp->ssp_prm[di].aux_cfg[hwi].ext.mclk_stops_on_reset = mclk_stops_on_reset;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_policy_override = bclk_policy_override;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_always_running = bclk_always_running;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_starts_on_gtw_init = bclk_starts_on_gtw_init;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_starts_on_run = bclk_starts_on_run;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_starts_on_pause = bclk_starts_on_pause;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_stops_on_pause = bclk_stops_on_pause;
ssp->ssp_prm[di].aux_cfg[hwi].ext.bclk_stops_on_reset = bclk_stops_on_reset;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_policy_override = sync_policy_override;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_always_running = sync_always_running;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_starts_on_gtw_init = sync_starts_on_gtw_init;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_starts_on_run = sync_starts_on_run;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_starts_on_pause = sync_starts_on_pause;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_stops_on_pause = sync_stops_on_pause;
ssp->ssp_prm[di].aux_cfg[hwi].ext.sync_stops_on_reset = sync_stops_on_reset;
return 0;
}
int ssp_link_set_params(struct intel_nhlt_params *nhlt, int clock_source)
{
struct intel_ssp_params *ssp = (struct intel_ssp_params *)nhlt->ssp_params;
int di = ssp->ssp_count;
int hwi = ssp->ssp_hw_config_count[di];
if (di < 0 || hwi < 0)
return -EINVAL;
ssp->ssp_prm[di].aux_cfg[hwi].enabled |= BIT(SSP_LINK_CLK_SOURCE);
ssp->ssp_prm[di].aux_cfg[hwi].link.clock_source = clock_source;
return 0;
}
/* init ssp parameters, should be called before parsing dais */
int ssp_init_params(struct intel_nhlt_params *nhlt)
{
struct intel_ssp_params *ssp;
int i, j;
ssp = calloc(1, sizeof(struct intel_ssp_params));
if (!ssp)
return -EINVAL;
nhlt->ssp_params = ssp;
ssp->ssp_count = 0;
for (i = 0; i < SSP_MAX_DAIS; i++) {
ssp->ssp_hw_config_count[i] = 0;
for (j = 0; j < SSP_MAX_HW_CONFIG; j++)
ssp->ssp_prm[i].aux_cfg[j].sync.count = 0;
}
return 0;
}
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