Unverified Commit 25ab80db authored by Srinivas Kandagatla's avatar Srinivas Kandagatla Committed by Mark Brown
Browse files

ASoC: qdsp6: audioreach: add module configuration command helpers 



Audioreach module configuration helpers, which will be used by
the q6apm-dai driver.

Signed-off-by: default avatarSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211026111655.1702-12-srinivas.kandagatla@linaro.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 5477518b

sound/soc/qcom/qdsp6/audioreach.c

+570 −0
Original line number Diff line number Diff line
@@ -4,6 +4,10 @@ 
#include <linux/kernel.h>

#include <linux/slab.h>

#include <linux/soc/qcom/apr.h>

#include <sound/soc.h>

#include <sound/soc-dai.h>

#include <sound/pcm.h>

#include <sound/pcm_params.h>

#include <dt-bindings/soc/qcom,gpr.h>

#include "q6apm.h"

#include "audioreach.h"
@@ -558,3 +562,569 @@ void *audioreach_alloc_graph_pkt(struct q6apm *apm, struct list_head *sg_list, i 
	return pkt;

}

EXPORT_SYMBOL_GPL(audioreach_alloc_graph_pkt);



int audioreach_send_cmd_sync(struct device *dev, gpr_device_t *gdev,

			     struct gpr_ibasic_rsp_result_t *result, struct mutex *cmd_lock,

			     gpr_port_t *port, wait_queue_head_t *cmd_wait,

			     struct gpr_pkt *pkt, uint32_t rsp_opcode)

{



	struct gpr_hdr *hdr = &pkt->hdr;

	int rc;



	mutex_lock(cmd_lock);

	result->opcode = 0;

	result->status = 0;



	if (port)

		rc = gpr_send_port_pkt(port, pkt);

	else if (gdev)

		rc = gpr_send_pkt(gdev, pkt);

	else

		rc = -EINVAL;



	if (rc < 0)

		goto err;



	if (rsp_opcode)

		rc = wait_event_timeout(*cmd_wait, (result->opcode == hdr->opcode) ||

					(result->opcode == rsp_opcode),	5 * HZ);

	else

		rc = wait_event_timeout(*cmd_wait, (result->opcode == hdr->opcode), 5 * HZ);



	if (!rc) {

		dev_err(dev, "CMD timeout for [%x] opcode\n", hdr->opcode);

		rc = -ETIMEDOUT;

	} else if (result->status > 0) {

		dev_err(dev, "DSP returned error[%x] %x\n", hdr->opcode, result->status);

		rc = -EINVAL;

	} else {

		/* DSP successfully finished the command */

		rc = 0;

	}



err:

	mutex_unlock(cmd_lock);

	return rc;

}

EXPORT_SYMBOL_GPL(audioreach_send_cmd_sync);



int audioreach_graph_send_cmd_sync(struct q6apm_graph *graph, struct gpr_pkt *pkt,

				   uint32_t rsp_opcode)

{



	return audioreach_send_cmd_sync(graph->dev, NULL,  &graph->result, &graph->lock,

					graph->port, &graph->cmd_wait, pkt, rsp_opcode);

}

EXPORT_SYMBOL_GPL(audioreach_graph_send_cmd_sync);



/* LPASS Codec DMA port Module Media Format Setup */

static int audioreach_codec_dma_set_media_format(struct q6apm_graph *graph,

						 struct audioreach_module *module,

						 struct audioreach_module_config *cfg)

{

	struct apm_codec_dma_module_intf_cfg *intf_cfg;

	struct apm_module_frame_size_factor_cfg *fs_cfg;

	struct apm_module_hw_ep_power_mode_cfg *pm_cfg;

	struct apm_module_param_data *param_data;

	struct apm_module_hw_ep_mf_cfg *hw_cfg;

	int ic_sz, ep_sz, fs_sz, pm_sz, dl_sz;

	int rc, payload_size;

	struct gpr_pkt *pkt;

	void *p;



	ic_sz = APM_CDMA_INTF_CFG_PSIZE;

	ep_sz = APM_HW_EP_CFG_PSIZE;

	fs_sz = APM_FS_CFG_PSIZE;

	pm_sz = APM_HW_EP_PMODE_CFG_PSIZE;

	dl_sz = 0;



	payload_size = ic_sz + ep_sz + fs_sz + pm_sz + dl_sz;



	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	p = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	hw_cfg = p;

	param_data = &hw_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_HW_EP_MF_CFG;

	param_data->param_size = ep_sz - APM_MODULE_PARAM_DATA_SIZE;



	hw_cfg->mf.sample_rate = cfg->sample_rate;

	hw_cfg->mf.bit_width = cfg->bit_width;

	hw_cfg->mf.num_channels = cfg->num_channels;

	hw_cfg->mf.data_format = module->data_format;

	p += ep_sz;



	fs_cfg = p;

	param_data = &fs_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_HW_EP_FRAME_SIZE_FACTOR;

	param_data->param_size = fs_sz - APM_MODULE_PARAM_DATA_SIZE;

	fs_cfg->frame_size_factor = 1;

	p += fs_sz;



	intf_cfg = p;

	param_data = &intf_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_CODEC_DMA_INTF_CFG;

	param_data->param_size = ic_sz - APM_MODULE_PARAM_DATA_SIZE;



	intf_cfg->cfg.lpaif_type = module->hw_interface_type;

	intf_cfg->cfg.intf_index = module->hw_interface_idx;

	intf_cfg->cfg.active_channels_mask = (1 << cfg->num_channels) - 1;

	p += ic_sz;



	pm_cfg = p;

	param_data = &pm_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_HW_EP_POWER_MODE_CFG;

	param_data->param_size = pm_sz - APM_MODULE_PARAM_DATA_SIZE;

	pm_cfg->power_mode.power_mode = 0;



	rc = q6apm_send_cmd_sync(graph->apm, pkt, 0);



	kfree(pkt);



	return rc;

}



static int audioreach_i2s_set_media_format(struct q6apm_graph *graph,

					   struct audioreach_module *module,

					   struct audioreach_module_config *cfg)

{

	struct apm_module_frame_size_factor_cfg *fs_cfg;

	struct apm_module_param_data *param_data;

	struct apm_i2s_module_intf_cfg *intf_cfg;

	struct apm_module_hw_ep_mf_cfg *hw_cfg;

	int ic_sz, ep_sz, fs_sz;

	int rc, payload_size;

	struct gpr_pkt *pkt;

	void *p;



	ic_sz = APM_I2S_INTF_CFG_PSIZE;

	ep_sz = APM_HW_EP_CFG_PSIZE;

	fs_sz = APM_FS_CFG_PSIZE;



	payload_size = ic_sz + ep_sz + fs_sz;



	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	p = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;

	intf_cfg = p;



	param_data = &intf_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_I2S_INTF_CFG;

	param_data->param_size = ic_sz - APM_MODULE_PARAM_DATA_SIZE;



	intf_cfg->cfg.intf_idx = module->hw_interface_idx;

	intf_cfg->cfg.sd_line_idx = module->sd_line_idx;



	switch (cfg->fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {

	case SND_SOC_DAIFMT_CBC_CFC:

		intf_cfg->cfg.ws_src = CONFIG_I2S_WS_SRC_INTERNAL;

		break;

	case SND_SOC_DAIFMT_CBP_CFP:

		/* CPU is slave */

		intf_cfg->cfg.ws_src = CONFIG_I2S_WS_SRC_EXTERNAL;

		break;

	default:

		break;

	}



	p += ic_sz;

	hw_cfg = p;

	param_data = &hw_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_HW_EP_MF_CFG;

	param_data->param_size = ep_sz - APM_MODULE_PARAM_DATA_SIZE;



	hw_cfg->mf.sample_rate = cfg->sample_rate;

	hw_cfg->mf.bit_width = cfg->bit_width;

	hw_cfg->mf.num_channels = cfg->num_channels;

	hw_cfg->mf.data_format = module->data_format;



	p += ep_sz;

	fs_cfg = p;

	param_data = &fs_cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_HW_EP_FRAME_SIZE_FACTOR;

	param_data->param_size = fs_sz - APM_MODULE_PARAM_DATA_SIZE;

	fs_cfg->frame_size_factor = 1;



	rc = q6apm_send_cmd_sync(graph->apm, pkt, 0);



	kfree(pkt);



	return rc;

}



static int audioreach_logging_set_media_format(struct q6apm_graph *graph,

					       struct audioreach_module *module)

{

	struct apm_module_param_data *param_data;

	struct data_logging_config *cfg;

	int rc, payload_size;

	struct gpr_pkt *pkt;

	void *p;



	payload_size = sizeof(*cfg) + APM_MODULE_PARAM_DATA_SIZE;

	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	p = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	param_data = p;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_DATA_LOGGING_CONFIG;

	param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE;



	p = p + APM_MODULE_PARAM_DATA_SIZE;

	cfg = p;

	cfg->log_code = module->log_code;

	cfg->log_tap_point_id = module->log_tap_point_id;

	cfg->mode = module->log_mode;



	rc = q6apm_send_cmd_sync(graph->apm, pkt, 0);



	kfree(pkt);



	return rc;

}



static int audioreach_pcm_set_media_format(struct q6apm_graph *graph,

					   struct audioreach_module *module,

					   struct audioreach_module_config *mcfg)

{

	struct payload_pcm_output_format_cfg *media_cfg;

	uint32_t num_channels = mcfg->num_channels;

	struct apm_pcm_module_media_fmt_cmd *cfg;

	struct apm_module_param_data *param_data;

	int rc, payload_size;

	struct gpr_pkt *pkt;



	if (num_channels > 2) {

		dev_err(graph->dev, "Error: Invalid channels (%d)!\n", num_channels);

		return -EINVAL;

	}



	payload_size = APM_PCM_MODULE_FMT_CMD_PSIZE(num_channels);



	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	cfg = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	param_data = &cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_PCM_OUTPUT_FORMAT_CFG;

	param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE;



	cfg->header.data_format = DATA_FORMAT_FIXED_POINT;

	cfg->header.fmt_id = MEDIA_FMT_ID_PCM;

	cfg->header.payload_size = APM_PCM_OUT_FMT_CFG_PSIZE(media_cfg, num_channels);



	media_cfg = &cfg->media_cfg;

	media_cfg->alignment = PCM_LSB_ALIGNED;

	media_cfg->bit_width = mcfg->bit_width;

	media_cfg->endianness = PCM_LITTLE_ENDIAN;

	media_cfg->interleaved = module->interleave_type;

	media_cfg->num_channels = mcfg->num_channels;

	media_cfg->q_factor = mcfg->bit_width - 1;

	media_cfg->bits_per_sample = mcfg->bit_width;



	if (num_channels == 1) {

		media_cfg->channel_mapping[0] = PCM_CHANNEL_L;

	} else if (num_channels == 2) {

		media_cfg->channel_mapping[0] = PCM_CHANNEL_L;

		media_cfg->channel_mapping[1] = PCM_CHANNEL_R;



	}



	rc = q6apm_send_cmd_sync(graph->apm, pkt, 0);



	kfree(pkt);



	return rc;

}



static int audioreach_shmem_set_media_format(struct q6apm_graph *graph,

					     struct audioreach_module *module,

					     struct audioreach_module_config *mcfg)

{

	uint32_t num_channels = mcfg->num_channels;

	struct apm_module_param_data *param_data;

	struct payload_media_fmt_pcm *cfg;

	struct media_format *header;

	int rc, payload_size;

	struct gpr_pkt *pkt;

	void *p;



	if (num_channels > 2) {

		dev_err(graph->dev, "Error: Invalid channels (%d)!\n", num_channels);

		return -EINVAL;

	}



	payload_size = APM_SHMEM_FMT_CFG_PSIZE(num_channels) + APM_MODULE_PARAM_DATA_SIZE;



	pkt = audioreach_alloc_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0,

				     graph->port->id, module->instance_id);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	p = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	param_data = p;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_MEDIA_FORMAT;

	param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE;

	p = p + APM_MODULE_PARAM_DATA_SIZE;



	header = p;

	header->data_format = DATA_FORMAT_FIXED_POINT;

	header->fmt_id = MEDIA_FMT_ID_PCM;

	header->payload_size = payload_size - sizeof(*header);



	p = p + sizeof(*header);

	cfg = p;

	cfg->sample_rate = mcfg->sample_rate;

	cfg->bit_width = mcfg->bit_width;

	cfg->alignment = PCM_LSB_ALIGNED;

	cfg->bits_per_sample = mcfg->bit_width;

	cfg->q_factor = mcfg->bit_width - 1;

	cfg->endianness = PCM_LITTLE_ENDIAN;

	cfg->num_channels = mcfg->num_channels;



	if (mcfg->num_channels == 1) {

		cfg->channel_mapping[0] =  PCM_CHANNEL_L;

	} else if (num_channels == 2) {

		cfg->channel_mapping[0] =  PCM_CHANNEL_L;

		cfg->channel_mapping[1] =  PCM_CHANNEL_R;

	}



	rc = audioreach_graph_send_cmd_sync(graph, pkt, 0);



	kfree(pkt);



	return rc;

}



int audioreach_gain_set_vol_ctrl(struct q6apm *apm, struct audioreach_module *module, int vol)

{

	struct param_id_vol_ctrl_master_gain *cfg;

	struct apm_module_param_data *param_data;

	int rc, payload_size;

	struct gpr_pkt *pkt;

	void *p;



	payload_size = sizeof(*cfg) + APM_MODULE_PARAM_DATA_SIZE;

	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	p = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	param_data = p;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = PARAM_ID_VOL_CTRL_MASTER_GAIN;

	param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE;



	p = p + APM_MODULE_PARAM_DATA_SIZE;

	cfg = p;

	cfg->master_gain =  vol;

	rc = q6apm_send_cmd_sync(apm, pkt, 0);



	kfree(pkt);



	return rc;

}

EXPORT_SYMBOL_GPL(audioreach_gain_set_vol_ctrl);



static int audioreach_gain_set(struct q6apm_graph *graph, struct audioreach_module *module)

{

	struct apm_module_param_data *param_data;

	struct apm_gain_module_cfg *cfg;

	int rc, payload_size;

	struct gpr_pkt *pkt;



	payload_size = APM_GAIN_CFG_PSIZE;

	pkt = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	cfg = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	param_data = &cfg->param_data;

	param_data->module_instance_id = module->instance_id;

	param_data->error_code = 0;

	param_data->param_id = APM_PARAM_ID_GAIN;

	param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE;



	cfg->gain_cfg.gain = module->gain;



	rc = q6apm_send_cmd_sync(graph->apm, pkt, 0);



	kfree(pkt);



	return rc;

}



int audioreach_set_media_format(struct q6apm_graph *graph, struct audioreach_module *module,

				struct audioreach_module_config *cfg)

{

	int rc;



	switch (module->module_id) {

	case MODULE_ID_DATA_LOGGING:

		rc = audioreach_logging_set_media_format(graph, module);

		break;

	case MODULE_ID_PCM_DEC:

	case MODULE_ID_PCM_ENC:

	case MODULE_ID_PCM_CNV:

		rc = audioreach_pcm_set_media_format(graph, module, cfg);

		break;

	case MODULE_ID_I2S_SOURCE:

	case MODULE_ID_I2S_SINK:

		rc = audioreach_i2s_set_media_format(graph, module, cfg);

		break;

	case MODULE_ID_WR_SHARED_MEM_EP:

		rc = audioreach_shmem_set_media_format(graph, module, cfg);

		break;

	case MODULE_ID_GAIN:

		rc = audioreach_gain_set(graph, module);

		break;

	case MODULE_ID_CODEC_DMA_SINK:

	case MODULE_ID_CODEC_DMA_SOURCE:

		rc = audioreach_codec_dma_set_media_format(graph, module, cfg);

		break;

	default:

		rc = 0;

	}



	return rc;

}

EXPORT_SYMBOL_GPL(audioreach_set_media_format);



void audioreach_graph_free_buf(struct q6apm_graph *graph)

{

	struct audioreach_graph_data *port;



	mutex_lock(&graph->lock);

	port = &graph->rx_data;

	port->num_periods = 0;

	kfree(port->buf);

	port->buf = NULL;



	port = &graph->tx_data;

	port->num_periods = 0;

	kfree(port->buf);

	port->buf = NULL;

	mutex_unlock(&graph->lock);

}

EXPORT_SYMBOL_GPL(audioreach_graph_free_buf);



int audioreach_map_memory_regions(struct q6apm_graph *graph, unsigned int dir, size_t period_sz,

				  unsigned int periods, bool is_contiguous)

{

	struct apm_shared_map_region_payload *mregions;

	struct apm_cmd_shared_mem_map_regions *cmd;

	uint32_t num_regions, buf_sz, payload_size;

	struct audioreach_graph_data *data;

	struct gpr_pkt *pkt;

	void *p;

	int rc, i;



	if (dir == SNDRV_PCM_STREAM_PLAYBACK)

		data = &graph->rx_data;

	else

		data = &graph->tx_data;



	if (is_contiguous) {

		num_regions = 1;

		buf_sz = period_sz * periods;

	} else {

		buf_sz = period_sz;

		num_regions = periods;

	}



	/* DSP expects size should be aligned to 4K */

	buf_sz = ALIGN(buf_sz, 4096);



	payload_size = sizeof(*cmd) + (sizeof(*mregions) * num_regions);



	pkt = audioreach_alloc_apm_pkt(payload_size, APM_CMD_SHARED_MEM_MAP_REGIONS, dir,

				     graph->port->id);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	p = (void *)pkt + GPR_HDR_SIZE;

	cmd = p;

	cmd->mem_pool_id = APM_MEMORY_MAP_SHMEM8_4K_POOL;

	cmd->num_regions = num_regions;



	cmd->property_flag = 0x0;



	mregions = p + sizeof(*cmd);



	mutex_lock(&graph->lock);



	for (i = 0; i < num_regions; i++) {

		struct audio_buffer *ab;



		ab = &data->buf[i];

		mregions->shm_addr_lsw = lower_32_bits(ab->phys);

		mregions->shm_addr_msw = upper_32_bits(ab->phys);

		mregions->mem_size_bytes = buf_sz;

		++mregions;

	}

	mutex_unlock(&graph->lock);



	rc = audioreach_graph_send_cmd_sync(graph, pkt, APM_CMD_RSP_SHARED_MEM_MAP_REGIONS);



	kfree(pkt);



	return rc;

}

EXPORT_SYMBOL_GPL(audioreach_map_memory_regions);



int audioreach_shared_memory_send_eos(struct q6apm_graph *graph)

{

	struct data_cmd_wr_sh_mem_ep_eos *eos;

	struct gpr_pkt *pkt;

	int rc = 0, iid;



	iid = q6apm_graph_get_rx_shmem_module_iid(graph);

	pkt = audioreach_alloc_cmd_pkt(sizeof(*eos), DATA_CMD_WR_SH_MEM_EP_EOS, 0,

				       graph->port->id, iid);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	eos = (void *)pkt + GPR_HDR_SIZE + APM_CMD_HDR_SIZE;



	eos->policy = WR_SH_MEM_EP_EOS_POLICY_LAST;



	rc = gpr_send_port_pkt(graph->port, pkt);

	kfree(pkt);



	return rc;

}

EXPORT_SYMBOL_GPL(audioreach_shared_memory_send_eos);

sound/soc/qcom/qdsp6/audioreach.h

+26 −0
Original line number Diff line number Diff line
@@ -568,6 +568,15 @@ struct param_id_hw_ep_dma_data_align { 
	uint32_t dma_data_align;

} __packed;



#define PARAM_ID_VOL_CTRL_MASTER_GAIN	0x08001035

#define VOL_CTRL_DEFAULT_GAIN		0x2000



struct param_id_vol_ctrl_master_gain {

	uint16_t master_gain;

	uint16_t reserved;

} __packed;





/* Graph */

struct audioreach_connection {

	/* Connections */
@@ -684,6 +693,23 @@ void *audioreach_alloc_pkt(int payload_size, uint32_t opcode, 
void *audioreach_alloc_graph_pkt(struct q6apm *apm,

				 struct list_head *sg_list,

				  int graph_id);

/* Module specific */

void audioreach_graph_free_buf(struct q6apm_graph *graph);

int audioreach_map_memory_regions(struct q6apm_graph *graph,

				  unsigned int dir, size_t period_sz,

				  unsigned int periods,

				  bool is_contiguous);

int audioreach_send_cmd_sync(struct device *dev, gpr_device_t *gdev, struct gpr_ibasic_rsp_result_t *result,

			     struct mutex *cmd_lock, gpr_port_t *port, wait_queue_head_t *cmd_wait,

			     struct gpr_pkt *pkt, uint32_t rsp_opcode);

int audioreach_graph_send_cmd_sync(struct q6apm_graph *graph, struct gpr_pkt *pkt,

				   uint32_t rsp_opcode);

int audioreach_set_media_format(struct q6apm_graph *graph,

				struct audioreach_module *module,

				struct audioreach_module_config *cfg);

int audioreach_shared_memory_send_eos(struct q6apm_graph *graph);

int audioreach_gain_set_vol_ctrl(struct q6apm *apm,

				 struct audioreach_module *module, int vol);

struct audioreach_module *audioreach_get_container_last_module(

				struct audioreach_container *container);

struct audioreach_module *audioreach_get_container_first_module(

sound/soc/qcom/qdsp6/q6apm.c

+226 −0
Original line number Diff line number Diff line
@@ -258,6 +258,150 @@ int q6apm_connect_sub_graphs(struct q6apm *apm, u32 src_sgid, u32 dst_sgid, bool 
	return 0;

}



int q6apm_graph_media_format_shmem(struct q6apm_graph *graph,

				   struct audioreach_module_config *cfg)

{

	struct audioreach_module *module;



	if (cfg->direction == SNDRV_PCM_STREAM_CAPTURE)

		module = q6apm_find_module_by_mid(graph, MODULE_ID_RD_SHARED_MEM_EP);

	else

		module = q6apm_find_module_by_mid(graph, MODULE_ID_WR_SHARED_MEM_EP);



	if (!module)

		return -ENODEV;



	audioreach_set_media_format(graph, module, cfg);



	return 0;



}

EXPORT_SYMBOL_GPL(q6apm_graph_media_format_shmem);



int q6apm_map_memory_regions(struct q6apm_graph *graph, unsigned int dir, phys_addr_t phys,

			     size_t period_sz, unsigned int periods)

{

	struct audioreach_graph_data *data;

	struct audio_buffer *buf;

	int cnt;

	int rc;



	if (dir == SNDRV_PCM_STREAM_PLAYBACK)

		data = &graph->rx_data;

	else

		data = &graph->tx_data;



	mutex_lock(&graph->lock);



	if (data->buf) {

		mutex_unlock(&graph->lock);

		return 0;

	}



	buf = kzalloc(((sizeof(struct audio_buffer)) * periods), GFP_KERNEL);

	if (!buf) {

		mutex_unlock(&graph->lock);

		return -ENOMEM;

	}



	if (dir == SNDRV_PCM_STREAM_PLAYBACK)

		data = &graph->rx_data;

	else

		data = &graph->tx_data;



	data->buf = buf;



	buf[0].phys = phys;

	buf[0].size = period_sz;



	for (cnt = 1; cnt < periods; cnt++) {

		if (period_sz > 0) {

			buf[cnt].phys = buf[0].phys + (cnt * period_sz);

			buf[cnt].size = period_sz;

		}

	}

	data->num_periods = periods;



	mutex_unlock(&graph->lock);



	rc = audioreach_map_memory_regions(graph, dir, period_sz, periods, 1);

	if (rc < 0) {

		dev_err(graph->dev, "Memory_map_regions failed\n");

		audioreach_graph_free_buf(graph);

	}



	return rc;

}

EXPORT_SYMBOL_GPL(q6apm_map_memory_regions);



int q6apm_unmap_memory_regions(struct q6apm_graph *graph, unsigned int dir)

{

	struct apm_cmd_shared_mem_unmap_regions *cmd;

	struct audioreach_graph_data *data;

	struct gpr_pkt *pkt;

	int rc;



	if (dir == SNDRV_PCM_STREAM_PLAYBACK)

		data = &graph->rx_data;

	else

		data = &graph->tx_data;



	if (!data->mem_map_handle)

		return 0;



	pkt = audioreach_alloc_apm_pkt(sizeof(*cmd), APM_CMD_SHARED_MEM_UNMAP_REGIONS, dir,

				     graph->port->id);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	cmd = (void *)pkt + GPR_HDR_SIZE;

	cmd->mem_map_handle = data->mem_map_handle;



	rc = audioreach_graph_send_cmd_sync(graph, pkt, APM_CMD_SHARED_MEM_UNMAP_REGIONS);

	kfree(pkt);



	audioreach_graph_free_buf(graph);



	return rc;

}

EXPORT_SYMBOL_GPL(q6apm_unmap_memory_regions);



int q6apm_graph_media_format_pcm(struct q6apm_graph *graph, struct audioreach_module_config *cfg)

{

	struct audioreach_graph_info *info = graph->info;

	struct audioreach_sub_graph *sgs;

	struct audioreach_container *container;

	struct audioreach_module *module;



	list_for_each_entry(sgs, &info->sg_list, node) {

		list_for_each_entry(container, &sgs->container_list, node) {

			list_for_each_entry(module, &container->modules_list, node) {

				if ((module->module_id == MODULE_ID_WR_SHARED_MEM_EP) ||

					(module->module_id == MODULE_ID_RD_SHARED_MEM_EP))

					continue;



				audioreach_set_media_format(graph, module, cfg);

			}

		}

	}



	return 0;



}

EXPORT_SYMBOL_GPL(q6apm_graph_media_format_pcm);



static int q6apm_graph_get_tx_shmem_module_iid(struct q6apm_graph *graph)

{

	struct audioreach_module *module;



	module = q6apm_find_module_by_mid(graph, MODULE_ID_RD_SHARED_MEM_EP);

	if (!module)

		return -ENODEV;



	return module->instance_id;



}



int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph)

{

	struct audioreach_module *module;
@@ -271,6 +415,88 @@ int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph) 
}

EXPORT_SYMBOL_GPL(q6apm_graph_get_rx_shmem_module_iid);



int q6apm_write_async(struct q6apm_graph *graph, uint32_t len, uint32_t msw_ts,

		      uint32_t lsw_ts, uint32_t wflags)

{

	struct apm_data_cmd_wr_sh_mem_ep_data_buffer_v2 *write_buffer;

	struct audio_buffer *ab;

	struct gpr_pkt *pkt;

	int rc, iid;



	iid = q6apm_graph_get_rx_shmem_module_iid(graph);

	pkt = audioreach_alloc_pkt(sizeof(*write_buffer), DATA_CMD_WR_SH_MEM_EP_DATA_BUFFER_V2,

				   graph->rx_data.dsp_buf | (len << APM_WRITE_TOKEN_LEN_SHIFT),

				   graph->port->id, iid);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	write_buffer = (void *)pkt + GPR_HDR_SIZE;



	mutex_lock(&graph->lock);

	ab = &graph->rx_data.buf[graph->rx_data.dsp_buf];



	write_buffer->buf_addr_lsw = lower_32_bits(ab->phys);

	write_buffer->buf_addr_msw = upper_32_bits(ab->phys);

	write_buffer->buf_size = len;

	write_buffer->timestamp_lsw = lsw_ts;

	write_buffer->timestamp_msw = msw_ts;

	write_buffer->mem_map_handle = graph->rx_data.mem_map_handle;

	write_buffer->flags = wflags;



	graph->rx_data.dsp_buf++;



	if (graph->rx_data.dsp_buf >= graph->rx_data.num_periods)

		graph->rx_data.dsp_buf = 0;



	mutex_unlock(&graph->lock);



	rc = gpr_send_port_pkt(graph->port, pkt);



	kfree(pkt);



	return rc;

}

EXPORT_SYMBOL_GPL(q6apm_write_async);



int q6apm_read(struct q6apm_graph *graph)

{

	struct data_cmd_rd_sh_mem_ep_data_buffer_v2 *read_buffer;

	struct audioreach_graph_data *port;

	struct audio_buffer *ab;

	struct gpr_pkt *pkt;

	int rc, iid;



	iid = q6apm_graph_get_tx_shmem_module_iid(graph);

	pkt = audioreach_alloc_pkt(sizeof(*read_buffer), DATA_CMD_RD_SH_MEM_EP_DATA_BUFFER_V2,

				   graph->tx_data.dsp_buf, graph->port->id, iid);

	if (IS_ERR(pkt))

		return PTR_ERR(pkt);



	read_buffer = (void *)pkt + GPR_HDR_SIZE;



	mutex_lock(&graph->lock);

	port = &graph->tx_data;

	ab = &port->buf[port->dsp_buf];



	read_buffer->buf_addr_lsw = lower_32_bits(ab->phys);

	read_buffer->buf_addr_msw = upper_32_bits(ab->phys);

	read_buffer->mem_map_handle = port->mem_map_handle;

	read_buffer->buf_size = ab->size;



	port->dsp_buf++;



	if (port->dsp_buf >= port->num_periods)

		port->dsp_buf = 0;



	mutex_unlock(&graph->lock);



	rc = gpr_send_port_pkt(graph->port, pkt);

	kfree(pkt);



	return rc;

}

EXPORT_SYMBOL_GPL(q6apm_read);



static int graph_callback(struct gpr_resp_pkt *data, void *priv, int op)

{

	struct data_cmd_rsp_rd_sh_mem_ep_data_buffer_done_v2 *rd_done;