[PATCH v3 14/20] ASoC: qdsp6: audioreach: add q6apm support

Add support to q6apm (Audio Process Manager) component which is core Audioreach service running in the DSP.

Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/qdsp6/Makefile | 2 +- sound/soc/qcom/qdsp6/audioreach.c | 305 ++++++++++++++ sound/soc/qcom/qdsp6/audioreach.h | 30 ++ sound/soc/qcom/qdsp6/q6apm.c | 662 ++++++++++++++++++++++++++++++ sound/soc/qcom/qdsp6/q6apm.h | 155 +++++++ 5 files changed, 1153 insertions(+), 1 deletion(-) create mode 100644 sound/soc/qcom/qdsp6/q6apm.c create mode 100644 sound/soc/qcom/qdsp6/q6apm.h

diff --git a/sound/soc/qcom/qdsp6/Makefile b/sound/soc/qcom/qdsp6/Makefile index d3fb677f00b3..b6e7f905736d 100644 --- a/sound/soc/qcom/qdsp6/Makefile +++ b/sound/soc/qcom/qdsp6/Makefile @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only -snd-ar-objs := audioreach.o +snd-ar-objs := audioreach.o q6apm.o

snd-afe-dai-objs += q6dsp-audio-ports.o q6afe-dai.o snd-afe-clks-objs := q6dsp-audio-clocks.o q6afe-clocks.o diff --git a/sound/soc/qcom/qdsp6/audioreach.c b/sound/soc/qcom/qdsp6/audioreach.c index af8fdf190740..d4d8c4b6850f 100644 --- a/sound/soc/qcom/qdsp6/audioreach.c +++ b/sound/soc/qcom/qdsp6/audioreach.c @@ -5,6 +5,7 @@ #include <linux/slab.h> #include <linux/soc/qcom/apr.h> #include <dt-bindings/soc/qcom,gpr.h> +#include "q6apm.h" #include "audioreach.h"

/* SubGraph Config */ @@ -275,3 +276,307 @@ void *audioreach_alloc_apm_cmd_pkt(int pkt_size, uint32_t opcode, true); } EXPORT_SYMBOL_GPL(audioreach_alloc_apm_cmd_pkt); + +static void apm_populate_container_config( + struct apm_container_obj *cfg, + struct audioreach_container *cont) +{ + + /* Container Config */ + cfg->container_cfg.container_id = cont->container_id; + cfg->container_cfg.num_prop = 4; + + /* Capability list */ + cfg->cap_data.prop_id = APM_CONTAINER_PROP_ID_CAPABILITY_LIST; + cfg->cap_data.prop_size = APM_CONTAINER_PROP_ID_CAPABILITY_SIZE; + cfg->num_capablity_id = 1; + cfg->capability_id = cont->capability_id; + + /* Graph Position */ + cfg->pos_data.prop_id = APM_CONTAINER_PROP_ID_GRAPH_POS; + cfg->pos_data.prop_size = sizeof(struct apm_cont_prop_id_graph_pos); + cfg->pos.graph_pos = cont->graph_pos; + + /* Stack size */ + cfg->stack_data.prop_id = APM_CONTAINER_PROP_ID_STACK_SIZE; + cfg->stack_data.prop_size = sizeof(struct + apm_cont_prop_id_stack_size); + cfg->stack.stack_size = cont->stack_size; + + /* Proc domain */ + cfg->domain_data.prop_id = APM_CONTAINER_PROP_ID_PROC_DOMAIN; + cfg->domain_data.prop_size = sizeof(struct + apm_cont_prop_id_domain); + cfg->domain.proc_domain = cont->proc_domain; +} + +static void apm_populate_sub_graph_config( + struct apm_sub_graph_data *cfg, + struct audioreach_sub_graph *sg) +{ + cfg->sub_graph_cfg.sub_graph_id = sg->sub_graph_id; + cfg->sub_graph_cfg.num_sub_graph_prop = APM_SUB_GRAPH_CFG_NPROP; + + /* Perf Mode */ + cfg->perf_data.prop_id = APM_SUB_GRAPH_PROP_ID_PERF_MODE; + cfg->perf_data.prop_size = APM_SG_PROP_ID_PERF_MODE_SIZE; + cfg->perf.perf_mode = sg->perf_mode; + + /* Direction */ + cfg->dir_data.prop_id = APM_SUB_GRAPH_PROP_ID_DIRECTION; + cfg->dir_data.prop_size = APM_SG_PROP_ID_DIR_SIZE; + cfg->dir.direction = sg->direction; + + /* Scenario ID */ + cfg->sid_data.prop_id = APM_SUB_GRAPH_PROP_ID_SCENARIO_ID; + cfg->sid_data.prop_size = APM_SG_PROP_ID_SID_SIZE; + cfg->sid.scenario_id = sg->scenario_id; +} + +static void apm_populate_connection_obj(struct apm_module_conn_obj *obj, + struct audioreach_module *module) +{ + obj->src_mod_inst_id = module->src_mod_inst_id; + obj->src_mod_op_port_id = module->src_mod_op_port_id; + obj->dst_mod_inst_id = module->instance_id; + obj->dst_mod_ip_port_id = module->in_port; +} + +static void apm_populate_module_prop_obj(struct apm_mod_prop_obj *obj, + struct audioreach_module *module) +{ + + obj->instance_id = module->instance_id; + obj->num_props = 1; + obj->prop_data_1.prop_id = APM_MODULE_PROP_ID_PORT_INFO; + obj->prop_data_1.prop_size = APM_MODULE_PROP_ID_PORT_INFO_SZ; + obj->prop_id_port.max_ip_port = module->max_ip_port; + obj->prop_id_port.max_op_port = module->max_op_port; +} + +struct audioreach_module *audioreach_get_container_last_module( + struct audioreach_container *container) +{ + struct audioreach_module *module = NULL; + + list_for_each_entry(module, &container->modules_list, node) { + if (module->dst_mod_inst_id == 0) + return module; + } + + return NULL; +} + +static bool is_module_in_container(struct audioreach_container *container, int + module_iid) +{ + struct audioreach_module *module = NULL; + + list_for_each_entry(module, &container->modules_list, node) { + if (module->instance_id == module_iid) + return true; + } + + return false; +} +struct audioreach_module *audioreach_get_container_first_module( + struct audioreach_container *container) +{ + struct audioreach_module *module = NULL; + + list_for_each_entry(module, &container->modules_list, node) { + if (module->src_mod_inst_id == 0 || + !is_module_in_container(container, module->src_mod_inst_id)) + return module; + } + return NULL; +} + +struct audioreach_module *audioreach_get_container_next_module( + struct audioreach_container *container, + struct audioreach_module *module) +{ + int nmodule_iid = module->dst_mod_inst_id; + struct audioreach_module *nmodule = NULL; + + list_for_each_entry(nmodule, &container->modules_list, node) { + if (nmodule->instance_id == nmodule_iid) + return nmodule; + } + + return NULL; +} + +static void apm_populate_module_list_obj(struct apm_mod_list_obj *obj, + struct audioreach_container *container, + int sub_graph_id) +{ + struct audioreach_module *module; + int i; + + obj->sub_graph_id = sub_graph_id; + obj->container_id = container->container_id; + obj->num_modules = container->num_modules; + i = 0; + list_for_each_container_module(module, container) { + obj->mod_cfg[i].module_id = module->module_id; + obj->mod_cfg[i].instance_id = module->instance_id; + i++; + } +} + +static void audioreach_populate_graph(struct apm_graph_open_params *open, + struct list_head *sg_list, + int num_sub_graphs) +{ + struct apm_sub_graph_params *sg_data = open->sg_data; + struct apm_container_params *c_data = open->cont_data; + struct apm_module_list_params *ml_data = open->mod_list_data; + struct apm_prop_list_params *mp_data = open->mod_prop_data; + struct apm_mod_conn_list_params *mc_data = open->mod_conn_list_data; + struct apm_container_obj *cobj; + struct audioreach_container *container = NULL; + struct audioreach_module *module; + struct apm_mod_list_obj *mlobj; + struct apm_mod_prop_obj *module_prop_obj; + struct apm_module_conn_obj *conn_obj; + int ncontainer = 0, nmodule = 0, nconn = 0; + struct audioreach_sub_graph *sg = NULL; + int i = 0; + + mlobj = &ml_data->mod_list_obj[0]; + + list_for_each_entry(sg, sg_list, node) { + struct apm_sub_graph_data *sg_cfg = &sg_data->sg_cfg[i++]; + + apm_populate_sub_graph_config(sg_cfg, sg); + + list_for_each_entry(container, &sg->container_list, node) { + cobj = &c_data->cont_obj[ncontainer]; + + apm_populate_container_config(cobj, container); + apm_populate_module_list_obj(mlobj, container, + sg->sub_graph_id); + + list_for_each_container_module(module, container) { + uint32_t src_mod_inst_id; + + src_mod_inst_id = module->src_mod_inst_id; + + module_prop_obj = &mp_data->mod_prop_obj[nmodule]; + apm_populate_module_prop_obj(module_prop_obj, + module); + + if (src_mod_inst_id /*&& dst_mod_inst_id*/) { + conn_obj = &mc_data->conn_obj[nconn]; + apm_populate_connection_obj(conn_obj, module); + nconn++; + } + + nmodule++; + } + mlobj = (void *) mlobj + + APM_MOD_LIST_OBJ_PSIZE(container->num_modules); + + ncontainer++; + } + } +} + +void *audioreach_alloc_graph_pkt(struct q6apm *apm, + struct list_head *sg_list, + int graph_id) +{ + void *p; + int payload_size, sg_sz, cont_sz, ml_sz, mp_sz, mc_sz; + struct gpr_pkt *pkt; + struct apm_graph_open_params params; + struct apm_module_param_data *param_data; + struct audioreach_container *container = NULL; + int num_containers = 0; + int num_modules = 0; + int num_modules_list; + int num_modules_per_list; + int num_connections = 0; + int num_sub_graphs = 0; + struct audioreach_sub_graph *sgs = NULL; + struct audioreach_module *module; + + list_for_each_entry(sgs, sg_list, node) { + num_sub_graphs++; + list_for_each_entry(container, &sgs->container_list, node) { + num_containers++; + num_modules += container->num_modules; + list_for_each_container_module(module, container) { + if (module->src_mod_inst_id) + num_connections++; + } + } + } + + num_modules_list = num_containers; + num_modules_per_list = num_modules/num_containers; + sg_sz = APM_SUB_GRAPH_PSIZE(num_sub_graphs); + cont_sz = APM_CONTAINER_PSIZE(num_containers); + ml_sz = APM_MOD_LIST_PSIZE(num_modules_list, num_modules_per_list); + mp_sz = APM_MOD_PROP_PSIZE(num_modules); + mc_sz = APM_MOD_CONN_PSIZE(num_connections); + + payload_size = sg_sz + cont_sz + ml_sz + mp_sz + mc_sz; + p = audioreach_alloc_apm_cmd_pkt(payload_size, APM_CMD_GRAPH_OPEN, 0); + if (IS_ERR(p)) + return p; + + pkt = p; + p = p + GPR_HDR_SIZE + APM_CMD_HDR_SIZE; + + /* SubGraph */ + params.sg_data = p; + param_data = &params.sg_data->param_data; + param_data->module_instance_id = APM_MODULE_INSTANCE_ID; + param_data->param_id = APM_PARAM_ID_SUB_GRAPH_CONFIG; + param_data->param_size = sg_sz - APM_MODULE_PARAM_DATA_SIZE; + params.sg_data->num_sub_graphs = num_sub_graphs; + p += sg_sz; + + /* Container */ + params.cont_data = p; + param_data = &params.cont_data->param_data; + param_data->module_instance_id = APM_MODULE_INSTANCE_ID; + param_data->param_id = APM_PARAM_ID_CONTAINER_CONFIG; + param_data->param_size = cont_sz - APM_MODULE_PARAM_DATA_SIZE; + params.cont_data->num_containers = num_containers; + p += cont_sz; + + /* Module List*/ + params.mod_list_data = p; + param_data = &params.mod_list_data->param_data; + param_data->module_instance_id = APM_MODULE_INSTANCE_ID; + param_data->param_id = APM_PARAM_ID_MODULE_LIST; + param_data->param_size = ml_sz - APM_MODULE_PARAM_DATA_SIZE; + params.mod_list_data->num_modules_list = num_sub_graphs; + p += ml_sz; + + /* Module Properties */ + params.mod_prop_data = p; + param_data = &params.mod_prop_data->param_data; + param_data->module_instance_id = APM_MODULE_INSTANCE_ID; + param_data->param_id = APM_PARAM_ID_MODULE_PROP; + param_data->param_size = mp_sz - APM_MODULE_PARAM_DATA_SIZE; + params.mod_prop_data->num_modules_prop_cfg = num_modules; + p += mp_sz; + + /* Module Connections */ + params.mod_conn_list_data = p; + param_data = &params.mod_conn_list_data->param_data; + param_data->module_instance_id = APM_MODULE_INSTANCE_ID; + param_data->param_id = APM_PARAM_ID_MODULE_CONN; + param_data->param_size = mc_sz - APM_MODULE_PARAM_DATA_SIZE; + params.mod_conn_list_data->num_connections = num_connections; + p += mc_sz; + + audioreach_populate_graph(&params, sg_list, num_sub_graphs); + + return pkt; +} +EXPORT_SYMBOL_GPL(audioreach_alloc_graph_pkt); diff --git a/sound/soc/qcom/qdsp6/audioreach.h b/sound/soc/qcom/qdsp6/audioreach.h index 1c463281d59a..362b721ae51a 100644 --- a/sound/soc/qcom/qdsp6/audioreach.h +++ b/sound/soc/qcom/qdsp6/audioreach.h @@ -5,6 +5,9 @@ #include <linux/types.h> #include <linux/soc/qcom/apr.h> #include <sound/soc.h> +struct q6apm; +struct q6apm_graph; +

/* Module IDs */ #define MODULE_ID_WR_SHARED_MEM_EP 0x07001000 @@ -622,6 +625,20 @@ struct audioreach_module { struct snd_soc_dapm_widget *widget; };

+struct audioreach_module_config { + int direction; + u16 sample_rate; + u16 bit_width; + u16 bits_per_sample; + + u16 data_format; + u16 num_channels; + u16 active_channels_mask; + u32 sd_line_mask; + int fmt; + u8 channel_map[PCM_MAX_NUM_CHANNEL]; +}; + /* Packet Allocation routines */ void *audioreach_alloc_apm_cmd_pkt(int pkt_size, uint32_t opcode, uint32_t token); @@ -631,4 +648,17 @@ void *audioreach_alloc_apm_pkt(int pkt_size, uint32_t opcode, uint32_t token, uint32_t src_port); void *audioreach_alloc_pkt(int pkt_size, uint32_t opcode, uint32_t token, uint32_t src_port, uint32_t dest_port); +void *audioreach_alloc_graph_pkt(struct q6apm *apm, + struct list_head *sg_list, + int graph_id); +struct audioreach_module *audioreach_get_container_last_module( + struct audioreach_container *container); +struct audioreach_module *audioreach_get_container_first_module( + struct audioreach_container *container); +struct audioreach_module *audioreach_get_container_next_module( + struct audioreach_container *container, + struct audioreach_module *module); +#define list_for_each_container_module(mod, cont) \ + for (mod = audioreach_get_container_first_module(cont); mod != NULL; \ + mod = audioreach_get_container_next_module(cont, mod)) #endif /* __AUDIOREACH_H__ */ diff --git a/sound/soc/qcom/qdsp6/q6apm.c b/sound/soc/qcom/qdsp6/q6apm.c new file mode 100644 index 000000000000..6b0b11204f88 --- /dev/null +++ b/sound/soc/qcom/qdsp6/q6apm.c @@ -0,0 +1,662 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (c) 2020, Linaro Limited + +#include <dt-bindings/soc/qcom,gpr.h> +#include <linux/delay.h> +#include <linux/jiffies.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_platform.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/soc/qcom/apr.h> +#include <linux/wait.h> +#include <sound/soc.h> +#include <sound/soc-dapm.h> +#include <sound/pcm.h> +#include "audioreach.h" +#include "q6apm.h" + +/* Graph Management */ +struct apm_graph_mgmt_cmd { + struct apm_module_param_data param_data; + uint32_t num_sub_graphs; + uint32_t sub_graph_id_list[0]; +} __packed; + +#define APM_GRAPH_MGMT_PSIZE(n) ALIGN(sizeof(struct apm_graph_mgmt_cmd) + \ + n * sizeof(uint32_t), 8) + +int q6apm_send_cmd_sync(struct q6apm *apm, struct gpr_pkt *pkt, + uint32_t rsp_opcode) +{ + gpr_device_t *gdev = apm->gdev; + struct gpr_hdr *hdr = &pkt->hdr; + int rc; + + mutex_lock(&apm->cmd_lock); + apm->result.opcode = 0; + apm->result.status = 0; + + rc = gpr_send_pkt(apm->gdev, pkt); + if (rc < 0) + goto err; + + if (rsp_opcode) + rc = wait_event_timeout(apm->wait, + (apm->result.opcode == hdr->opcode) || + (apm->result.opcode == rsp_opcode), + 5 * HZ); + else + rc = wait_event_timeout(apm->wait, + (apm->result.opcode == hdr->opcode), + 5 * HZ); + + if (!rc) { + dev_err(&gdev->dev, "CMD timeout for [%x] opcode\n", + hdr->opcode); + rc = -ETIMEDOUT; + } else if (apm->result.status > 0) { + dev_err(&gdev->dev, "DSP returned error[%x] %x\n", hdr->opcode, + apm->result.status); + rc = -EINVAL; + } else { + dev_err(&gdev->dev, "DSP returned [%x]\n", + apm->result.status); + rc = 0; + } + +err: + mutex_unlock(&apm->cmd_lock); + return rc; +} + +static struct audioreach_graph *q6apm_get_audioreach_graph(struct q6apm *apm, + uint32_t graph_id) +{ + struct audioreach_graph *graph; + struct audioreach_graph_info *info; + unsigned long flags; + + spin_lock_irqsave(&apm->lock, flags); + graph = idr_find(&apm->graph_idr, graph_id); + spin_unlock_irqrestore(&apm->lock, flags); + + if (graph) { + kref_get(&graph->refcount); + return graph; + } + + info = idr_find(&apm->graph_info_idr, graph_id); + + if (!info) + return ERR_PTR(-ENODEV); + + graph = kzalloc(sizeof(*graph), GFP_KERNEL); + if (!graph) + return ERR_PTR(-ENOMEM); + + graph->apm = apm; + graph->info = info; + graph->id = graph_id; + + /* Assuming Linear Graphs only for now! */ + graph->graph = audioreach_alloc_graph_pkt(apm, &info->sg_list, graph_id); + if (IS_ERR(graph->graph)) + return ERR_PTR(-ENOMEM); + + spin_lock(&apm->lock); + idr_alloc(&apm->graph_idr, graph, graph_id, + graph_id + 1, GFP_ATOMIC); + spin_unlock(&apm->lock); + + kref_init(&graph->refcount); + + q6apm_send_cmd_sync(apm, graph->graph, 0); + + return graph; +} + +static int audioreach_graph_mgmt_cmd(struct audioreach_graph *graph, + uint32_t opcode) +{ + struct gpr_pkt *pkt; + void *p; + int i = 0, rc, payload_size; + struct q6apm *apm = graph->apm; + struct audioreach_graph_info *info = graph->info; + int num_sub_graphs = info->num_sub_graphs; + struct apm_graph_mgmt_cmd *mgmt_cmd; + struct apm_module_param_data *param_data; + struct audioreach_sub_graph *sg = NULL; + + payload_size = APM_GRAPH_MGMT_PSIZE(num_sub_graphs); + + p = audioreach_alloc_apm_cmd_pkt(payload_size, opcode, 0); + if (IS_ERR(p)) + return -ENOMEM; + + pkt = p; + p = p + GPR_HDR_SIZE + APM_CMD_HDR_SIZE; + + mgmt_cmd = p; + mgmt_cmd->num_sub_graphs = num_sub_graphs; + + param_data = &mgmt_cmd->param_data; + param_data->module_instance_id = APM_MODULE_INSTANCE_ID; + param_data->param_id = APM_PARAM_ID_SUB_GRAPH_LIST; + param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE; + + list_for_each_entry(sg, &info->sg_list, node) { + mgmt_cmd->sub_graph_id_list[i++] = sg->sub_graph_id; + } + + rc = q6apm_send_cmd_sync(apm, pkt, 0); + + kfree(pkt); + + return rc; +} + +static void q6apm_put_audioreach_graph(struct kref *ref) +{ + struct audioreach_graph *graph; + struct q6apm *apm; + unsigned long flags; + + graph = container_of(ref, struct audioreach_graph, refcount); + apm = graph->apm; + + audioreach_graph_mgmt_cmd(graph, APM_CMD_GRAPH_CLOSE); + + spin_lock_irqsave(&apm->lock, flags); + graph = idr_remove(&apm->graph_idr, graph->id); + spin_unlock_irqrestore(&apm->lock, flags); + + kfree(graph->graph); + kfree(graph); +} + +static bool q6apm_get_apm_state(struct q6apm *apm) +{ + struct gpr_pkt *pkt; + + pkt = audioreach_alloc_apm_cmd_pkt(0, APM_CMD_GET_SPF_STATE, 0); + if (IS_ERR(pkt)) + return -ENOMEM; + + q6apm_send_cmd_sync(apm, pkt, APM_CMD_RSP_GET_SPF_STATE); + + kfree(pkt); + + return !apm->state ? false : true; +} + +static struct audioreach_module *__q6apm_find_module_by_mid(struct q6apm *apm, + struct audioreach_graph_info *info, + uint32_t mid) +{ + struct audioreach_sub_graph *sgs = NULL; + struct audioreach_container *container = NULL; + struct audioreach_module *module = NULL; + + 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 (mid == module->module_id) + return module; + } + } + } + + return NULL; +} + +static struct audioreach_module *q6apm_graph_get_last_module(struct q6apm *apm, + u32 sgid) +{ + struct audioreach_sub_graph *sg; + struct audioreach_module *module; + struct audioreach_container *container; + + spin_lock(&apm->lock); + sg = idr_find(&apm->sub_graphs_idr, sgid); + spin_unlock(&apm->lock); + if (!sg) + return NULL; + + container = list_last_entry(&sg->container_list, struct audioreach_container, node); + module = audioreach_get_container_last_module(container); + + return module; +} + +static struct audioreach_module *q6apm_graph_get_first_module(struct q6apm *apm, + u32 sgid) +{ + struct audioreach_sub_graph *sg; + struct audioreach_module *module; + struct audioreach_container *container; + + spin_lock(&apm->lock); + sg = idr_find(&apm->sub_graphs_idr, sgid); + spin_unlock(&apm->lock); + if (!sg) + return NULL; + + container = list_first_entry(&sg->container_list, struct audioreach_container, node); + module = audioreach_get_container_first_module(container); + + return module; +} + +bool q6apm_is_sub_graphs_connected(struct q6apm *apm, u32 src_sgid, u32 dst_sgid) +{ + struct audioreach_module *module; + u32 iid; + + module = q6apm_graph_get_last_module(apm, src_sgid); + if (!module) + return false; + + iid = module->instance_id; + module = q6apm_graph_get_first_module(apm, dst_sgid); + if (!module) + return false; + + if (module->src_mod_inst_id == iid) + return true; + + return false; +} + +int q6apm_connect_sub_graphs(struct q6apm *apm, u32 src_sgid, + u32 dst_sgid, bool connect) +{ + + struct audioreach_module *module; + u32 iid; + + if (connect) { + module = q6apm_graph_get_last_module(apm, src_sgid); + if (!module) + return -ENODEV; + + iid = module->instance_id; + } else { + iid = 0; + } + + module = q6apm_graph_get_first_module(apm, dst_sgid); + if (!module) + return -ENODEV; + + /* set src module in dst subgraph first module */ + module->src_mod_inst_id = iid; + + return 0; +} + +int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph) +{ + struct audioreach_module *module; + + module = q6apm_find_module_by_mid(graph, MODULE_ID_WR_SHARED_MEM_EP); + if (!module) + return -ENODEV; + + return module->instance_id; + +} +EXPORT_SYMBOL_GPL(q6apm_graph_get_rx_shmem_module_iid); + +static int graph_callback(struct gpr_resp_pkt *data, void *priv, int op) +{ + struct q6apm_graph *graph = priv; + struct device *dev = graph->dev; + struct gpr_hdr *hdr = &data->hdr; + struct gpr_ibasic_rsp_result_t *result; + int ret = -EINVAL; + uint32_t client_event = 0; + struct data_cmd_rsp_wr_sh_mem_ep_data_buffer_done_v2 *done; + struct apm_cmd_rsp_shared_mem_map_regions *rsp; + phys_addr_t phys; + unsigned long flags; + int token; + + result = data->payload; + + switch (hdr->opcode) { + case DATA_CMD_RSP_WR_SH_MEM_EP_DATA_BUFFER_DONE_V2: + client_event = APM_CLIENT_EVENT_DATA_WRITE_DONE; + spin_lock_irqsave(&graph->lock, flags); + token = hdr->token & APM_WRITE_TOKEN_MASK; + + done = data->payload; + phys = graph->rx_data.buf[token].phys; + + if (lower_32_bits(phys) != done->buf_addr_lsw || + upper_32_bits(phys) != done->buf_addr_msw) { + dev_err(dev, "WR BUFF Expected Token %d addr %pa\n", token, &phys); + ret = -EINVAL; + } else { + ret = 0; + graph->result.opcode = hdr->opcode; + graph->result.status = done->status; + } + spin_unlock_irqrestore(&graph->lock, flags); + if (graph->cb) + graph->cb(client_event, hdr->token, data->payload, + graph->priv); + + break; + case APM_CMD_RSP_SHARED_MEM_MAP_REGIONS: + graph->result.opcode = hdr->opcode; + graph->result.status = 0; + rsp = data->payload; + + if (hdr->token == SNDRV_PCM_STREAM_PLAYBACK) + graph->rx_data.mem_map_handle = rsp->mem_map_handle; + else + graph->tx_data.mem_map_handle = rsp->mem_map_handle; + + wake_up(&graph->cmd_wait); + ret = 0; + break; + case DATA_CMD_RSP_RD_SH_MEM_EP_DATA_BUFFER_V2: + done = data->payload; + spin_lock_irqsave(&graph->lock, flags); + phys = graph->tx_data.buf[hdr->token].phys; + if (upper_32_bits(phys) != done->buf_addr_msw || + lower_32_bits(phys) != done->buf_addr_lsw) { + dev_err(dev, "RD BUFF Expected addr %pa %08x-%08x\n", + &phys, + done->buf_addr_lsw, + done->buf_addr_msw); + ret = -EINVAL; + } else { + ret = 0; + } + spin_unlock_irqrestore(&graph->lock, flags); + client_event = APM_CLIENT_EVENT_DATA_READ_DONE; + wake_up(&graph->cmd_wait); + + if (graph->cb) + graph->cb(client_event, hdr->token, data->payload, + graph->priv); + break; + case DATA_CMD_WR_SH_MEM_EP_EOS_RENDERED: + break; + case GPR_BASIC_RSP_RESULT: + switch (result->opcode) { + case APM_CMD_SHARED_MEM_UNMAP_REGIONS: + graph->result.opcode = result->opcode; + graph->result.status = 0; + if (hdr->token == SNDRV_PCM_STREAM_PLAYBACK) + graph->rx_data.mem_map_handle = 0; + else + graph->tx_data.mem_map_handle = 0; + + wake_up(&graph->cmd_wait); + ret = 0; + break; + case APM_CMD_SHARED_MEM_MAP_REGIONS: + case DATA_CMD_WR_SH_MEM_EP_MEDIA_FORMAT: + case APM_CMD_SET_CFG: + graph->result.opcode = result->opcode; + graph->result.status = result->status; + if (result->status) { + dev_err(dev, + "Error (%d) Processing 0x%08x cmd\n", + result->status, result->opcode); + ret = -EINVAL; + } else { + ret = 0; + } + wake_up(&graph->cmd_wait); + if (graph->cb) + graph->cb(client_event, hdr->token, data->payload, + graph->priv); + + } + break; + } + + return ret; +} + +struct q6apm_graph *q6apm_graph_open(struct device *dev, q6apm_cb cb, + void *priv, int graph_id) +{ + struct q6apm *apm = dev_get_drvdata(dev->parent); + struct q6apm_graph *graph; + struct audioreach_graph *ar_graph; + int ret; + + dev_err(dev, "%s :graph id %d\n", __func__, graph_id); + ar_graph = q6apm_get_audioreach_graph(apm, graph_id); + if (IS_ERR(ar_graph)) { + dev_err(dev, "No graph found with id %d\n", graph_id); + return ERR_CAST(ar_graph); + } + + graph = kzalloc(sizeof(*graph), GFP_KERNEL); + if (!graph) { + ret = -ENOMEM; + goto err; + } + + graph->apm = apm; + graph->priv = priv; + graph->cb = cb; + graph->info = ar_graph->info; + graph->ar_graph = ar_graph; + graph->id = ar_graph->id; + graph->dev = dev; + + spin_lock_init(&graph->lock); + init_waitqueue_head(&graph->cmd_wait); + mutex_init(&graph->cmd_lock); + + graph->port = gpr_alloc_port(apm->gdev, dev, graph_callback, graph); + if (!graph->port) { + kfree(graph); + ret = -ENOMEM; + goto err; + } + + dev_dbg(dev, "%s: GRAPH-DEBUG Opening graph id %d with port id 0x%08x\n", __func__, + graph_id, graph->port->id); + + return graph; +err: + kref_put(&ar_graph->refcount, q6apm_put_audioreach_graph); + return ERR_PTR(ret); +} +EXPORT_SYMBOL_GPL(q6apm_graph_open); + +int q6apm_graph_close(struct q6apm_graph *graph) +{ + struct audioreach_graph *ar_graph = graph->ar_graph; + + gpr_free_port(graph->port); + graph->port = NULL; + kref_put(&ar_graph->refcount, q6apm_put_audioreach_graph); + kfree(graph); + + return 0; +} +EXPORT_SYMBOL_GPL(q6apm_graph_close); + +int q6apm_graph_prepare(struct q6apm_graph *graph) +{ + return audioreach_graph_mgmt_cmd(graph->ar_graph, + APM_CMD_GRAPH_PREPARE); +} +EXPORT_SYMBOL_GPL(q6apm_graph_prepare); + +int q6apm_graph_start(struct q6apm_graph *graph) +{ + struct audioreach_graph *ar_graph = graph->ar_graph; + int ret = 0; + + if (ar_graph->start_count == 0) + ret = audioreach_graph_mgmt_cmd(ar_graph, APM_CMD_GRAPH_START); + + ar_graph->start_count++; + + return ret; +} +EXPORT_SYMBOL_GPL(q6apm_graph_start); + +int q6apm_graph_stop(struct q6apm_graph *graph) +{ + struct audioreach_graph *ar_graph = graph->ar_graph; + + if (--ar_graph->start_count > 0) + return 0; + + return audioreach_graph_mgmt_cmd(ar_graph, APM_CMD_GRAPH_STOP); +} +EXPORT_SYMBOL_GPL(q6apm_graph_stop); + +int q6apm_graph_flush(struct q6apm_graph *graph) +{ + return audioreach_graph_mgmt_cmd(graph->ar_graph, APM_CMD_GRAPH_FLUSH); +} +EXPORT_SYMBOL_GPL(q6apm_graph_flush); + +static int q6apm_audio_probe(struct snd_soc_component *component) +{ + return 0; +} + +static void q6apm_audio_remove(struct snd_soc_component *component) +{ +} + +#define APM_AUDIO_DRV_NAME "q6apm-audio" + +static const struct snd_soc_component_driver q6apm_audio_component = { + .name = APM_AUDIO_DRV_NAME, + .probe = q6apm_audio_probe, + .remove = q6apm_audio_remove, +}; + +static int apm_probe(gpr_device_t *gdev) +{ + struct device *dev = &gdev->dev; + struct q6apm *apm; + + apm = devm_kzalloc(dev, sizeof(*apm), GFP_KERNEL); + if (!apm) + return -ENOMEM; + + dev_set_drvdata(dev, apm); + + mutex_init(&apm->cmd_lock); + apm->dev = dev; + apm->gdev = gdev; + init_waitqueue_head(&apm->wait); + + idr_init(&apm->graph_idr); + idr_init(&apm->graph_info_idr); + idr_init(&apm->sub_graphs_idr); + idr_init(&apm->containers_idr); + + idr_init(&apm->modules_idr); + spin_lock_init(&apm->lock); + + q6apm_get_apm_state(apm); + + devm_snd_soc_register_component(dev, &q6apm_audio_component, NULL, 0); + + return of_platform_populate(dev->of_node, NULL, NULL, dev); +} + +static int apm_exit(gpr_device_t *gdev) +{ + struct q6apm *apm = dev_get_drvdata(&gdev->dev); + + kfree(apm); + + return 0; +} + +struct audioreach_module *q6apm_find_module_by_mid(struct q6apm_graph *graph, + uint32_t mid) +{ + struct audioreach_graph_info *info = graph->info; + struct q6apm *apm = graph->apm; + + return __q6apm_find_module_by_mid(apm, info, mid); + +} + +static int apm_callback(struct gpr_resp_pkt *data, void *priv, int op) +{ + gpr_device_t *gdev = priv; + struct q6apm *apm = dev_get_drvdata(&gdev->dev); + struct device *dev = &gdev->dev; + struct gpr_ibasic_rsp_result_t *result; + struct gpr_hdr *hdr = &data->hdr; + int ret = -EINVAL; + + result = data->payload; + + switch (hdr->opcode) { + case APM_CMD_RSP_GET_SPF_STATE: + apm->result.opcode = hdr->opcode; + apm->result.status = 0; + /* First word of result it state */ + apm->state = result->opcode; + wake_up(&apm->wait); + break; + case GPR_BASIC_RSP_RESULT: + switch (result->opcode) { + case APM_CMD_GRAPH_START: + case APM_CMD_GRAPH_OPEN: + case APM_CMD_GRAPH_PREPARE: + case APM_CMD_GRAPH_CLOSE: + case APM_CMD_GRAPH_FLUSH: + case APM_CMD_GRAPH_STOP: + case APM_CMD_SET_CFG: + apm->result.opcode = result->opcode; + apm->result.status = result->status; + if (result->status) { + dev_err(dev, + "Error (%d) Processing 0x%08x cmd\n", + result->status, result->opcode); + ret = -EINVAL; + } else { + ret = 0; + } + wake_up(&apm->wait); + + } + break; + } + + return ret; +} + +static const struct of_device_id apm_device_id[] = { + { .compatible = "qcom,q6apm" }, + {}, +}; +MODULE_DEVICE_TABLE(of, apm_device_id); + +static gpr_driver_t apm_driver = { + .probe = apm_probe, + .remove = apm_exit, + .gpr_callback = apm_callback, + .driver = { + .name = "qcom-apm", + .of_match_table = of_match_ptr(apm_device_id), + }, +}; + +module_gpr_driver(apm_driver); +MODULE_DESCRIPTION("Audio Process Manager"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/qcom/qdsp6/q6apm.h b/sound/soc/qcom/qdsp6/q6apm.h new file mode 100644 index 000000000000..e1c9a06fd27a --- /dev/null +++ b/sound/soc/qcom/qdsp6/q6apm.h @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __Q6APM_H__ +#define __Q6APM_H__ +#include <linux/types.h> +#include <linux/slab.h> +#include <linux/wait.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/spinlock.h> +#include <linux/sched.h> +#include <linux/of.h> +#include <linux/delay.h> +#include <sound/soc.h> +#include <linux/of_platform.h> +#include <linux/jiffies.h> +#include <linux/soc/qcom/apr.h> +#include <dt-bindings/sound/qcom,q6dsp-audio-ports.h> +#include "audioreach.h" + +#define APM_PORT_MAX 127 +#define APM_PORT_MAX_AUDIO_CHAN_CNT 8 +#define PCM_CHANNEL_NULL 0 +#define PCM_CHANNEL_FL 1 /* Front left channel. */ +#define PCM_CHANNEL_FR 2 /* Front right channel. */ +#define PCM_CHANNEL_FC 3 /* Front center channel. */ +#define PCM_CHANNEL_LS 4 /* Left surround channel. */ +#define PCM_CHANNEL_RS 5 /* Right surround channel. */ +#define PCM_CHANNEL_LFE 6 /* Low frequency effect channel. */ +#define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */ +#define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */ +#define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */ +#define PCM_CHANNELS 10 /* Top surround channel. */ + +#define NO_TIMESTAMP 0xFF00 +#define FORMAT_LINEAR_PCM 0x0000 +/* APM client callback events */ +#define CMD_EOS 0x0003 +#define APM_CLIENT_EVENT_CMD_EOS_DONE 0x1003 +#define CMD_CLOSE 0x0004 +#define APM_CLIENT_EVENT_CMD_CLOSE_DONE 0x1004 +#define APM_CLIENT_EVENT_CMD_RUN_DONE 0x1008 +#define APM_CLIENT_EVENT_DATA_WRITE_DONE 0x1009 +#define APM_CLIENT_EVENT_DATA_READ_DONE 0x100a +#define APM_WRITE_TOKEN_MASK GENMASK(15, 0) +#define APM_WRITE_TOKEN_LEN_MASK GENMASK(31, 16) +#define APM_WRITE_TOKEN_LEN_SHIFT 16 + +#define MAX_SESSIONS 8 + +struct q6apm { + struct device *dev; + gpr_port_t *port; + gpr_device_t *gdev; + /* For Graph OPEN/START/STOP/CLOSE operations */ + wait_queue_head_t wait; + struct gpr_ibasic_rsp_result_t result; + + struct mutex cmd_lock; + uint32_t state; + + spinlock_t lock; + struct idr graph_idr; + struct idr graph_info_idr; + struct idr sub_graphs_idr; + struct idr containers_idr; + struct idr modules_idr; +}; + +struct audio_buffer { + phys_addr_t phys; + uint32_t size; /* size of buffer */ +}; + +struct audioreach_graph_data { + struct audio_buffer *buf; + uint32_t num_periods; + uint32_t dsp_buf; + uint32_t mem_map_handle; +}; + +struct audioreach_graph { + struct audioreach_graph_info *info; + uint32_t id; + int state; + int start_count; + /* Cached Graph data */ + void *graph; + struct kref refcount; + struct q6apm *apm; +}; + +typedef void (*q6apm_cb) (uint32_t opcode, uint32_t token, + void *payload, void *priv); +struct q6apm_graph { + void *priv; + q6apm_cb cb; + uint32_t id; + struct device *dev; + struct q6apm *apm; + gpr_port_t *port; + struct audioreach_graph_data rx_data; + struct audioreach_graph_data tx_data; + struct gpr_ibasic_rsp_result_t result; + spinlock_t lock; + wait_queue_head_t cmd_wait; + struct mutex cmd_lock; + struct audioreach_graph *ar_graph; + struct audioreach_graph_info *info; +}; + +/* Graph Operations */ +struct q6apm_graph *q6apm_graph_open(struct device *dev, q6apm_cb cb, + void *priv, int graph_id); +int q6apm_graph_close(struct q6apm_graph *graph); +int q6apm_graph_prepare(struct q6apm_graph *graph); +int q6apm_graph_start(struct q6apm_graph *graph); +int q6apm_graph_stop(struct q6apm_graph *graph); +int q6apm_graph_flush(struct q6apm_graph *graph); + +/* Media Format */ +int q6apm_graph_media_format_pcm(struct q6apm_graph *graph, + struct audioreach_module_config *cfg); + +int q6apm_graph_media_format_shmem(struct q6apm_graph *graph, + struct audioreach_module_config *cfg); + +/* read/write related */ +int q6apm_send_eos_nowait(struct q6apm_graph *graph); +int q6apm_read(struct q6apm_graph *graph); +int q6apm_write_async(struct q6apm_graph *graph, uint32_t len, uint32_t msw_ts, + uint32_t lsw_ts, uint32_t flags); + +/* Memory Map related */ +int q6apm_map_memory_regions(struct q6apm_graph *graph, + unsigned int dir, + phys_addr_t phys, + size_t bufsz, unsigned int bufcnt); +int q6apm_unmap_memory_regions(struct q6apm_graph *graph, + unsigned int dir); +/* Helpers */ +int q6apm_send_cmd_sync(struct q6apm *apm, struct gpr_pkt *pkt, + uint32_t rsp_opcode); + +/* Callback for graph specific */ +struct audioreach_module *q6apm_find_module_by_mid(struct q6apm_graph *graph, + uint32_t mid); + +void q6apm_set_fe_dai_ops(struct snd_soc_dai_driver *dai_drv); +int q6apm_connect_sub_graphs(struct q6apm *apm, u32 src_sgid, u32 dst_sgid, + bool connect); +bool q6apm_is_sub_graphs_connected(struct q6apm *apm, u32 src_sgid, + u32 dst_sgid); +int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph); + +#endif /* __APM_GRAPH_ */