15477518bSSrinivas Kandagatla /* SPDX-License-Identifier: GPL-2.0 */ 25477518bSSrinivas Kandagatla #ifndef __Q6APM_H__ 35477518bSSrinivas Kandagatla #define __Q6APM_H__ 45477518bSSrinivas Kandagatla #include <linux/types.h> 55477518bSSrinivas Kandagatla #include <linux/slab.h> 65477518bSSrinivas Kandagatla #include <linux/wait.h> 75477518bSSrinivas Kandagatla #include <linux/kernel.h> 85477518bSSrinivas Kandagatla #include <linux/module.h> 95477518bSSrinivas Kandagatla #include <linux/sched.h> 105477518bSSrinivas Kandagatla #include <linux/of.h> 115477518bSSrinivas Kandagatla #include <linux/delay.h> 125477518bSSrinivas Kandagatla #include <sound/soc.h> 135477518bSSrinivas Kandagatla #include <linux/of_platform.h> 145477518bSSrinivas Kandagatla #include <linux/jiffies.h> 155477518bSSrinivas Kandagatla #include <linux/soc/qcom/apr.h> 165477518bSSrinivas Kandagatla #include <dt-bindings/sound/qcom,q6dsp-lpass-ports.h> 175477518bSSrinivas Kandagatla #include "audioreach.h" 185477518bSSrinivas Kandagatla 195477518bSSrinivas Kandagatla #define APM_PORT_MAX 127 205477518bSSrinivas Kandagatla #define APM_PORT_MAX_AUDIO_CHAN_CNT 8 215477518bSSrinivas Kandagatla #define PCM_CHANNEL_NULL 0 225477518bSSrinivas Kandagatla #define PCM_CHANNEL_FL 1 /* Front left channel. */ 235477518bSSrinivas Kandagatla #define PCM_CHANNEL_FR 2 /* Front right channel. */ 245477518bSSrinivas Kandagatla #define PCM_CHANNEL_FC 3 /* Front center channel. */ 255477518bSSrinivas Kandagatla #define PCM_CHANNEL_LS 4 /* Left surround channel. */ 265477518bSSrinivas Kandagatla #define PCM_CHANNEL_RS 5 /* Right surround channel. */ 275477518bSSrinivas Kandagatla #define PCM_CHANNEL_LFE 6 /* Low frequency effect channel. */ 285477518bSSrinivas Kandagatla #define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */ 295477518bSSrinivas Kandagatla #define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */ 305477518bSSrinivas Kandagatla #define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */ 315477518bSSrinivas Kandagatla #define PCM_CHANNELS 10 /* Top surround channel. */ 325477518bSSrinivas Kandagatla 335477518bSSrinivas Kandagatla #define APM_TIMESTAMP_FLAG 0x80000000 345477518bSSrinivas Kandagatla #define FORMAT_LINEAR_PCM 0x0000 355477518bSSrinivas Kandagatla /* APM client callback events */ 365477518bSSrinivas Kandagatla #define APM_CMD_EOS 0x0003 375477518bSSrinivas Kandagatla #define APM_CLIENT_EVENT_CMD_EOS_DONE 0x1003 385477518bSSrinivas Kandagatla #define APM_CMD_CLOSE 0x0004 395477518bSSrinivas Kandagatla #define APM_CLIENT_EVENT_CMD_CLOSE_DONE 0x1004 405477518bSSrinivas Kandagatla #define APM_CLIENT_EVENT_CMD_RUN_DONE 0x1008 415477518bSSrinivas Kandagatla #define APM_CLIENT_EVENT_DATA_WRITE_DONE 0x1009 425477518bSSrinivas Kandagatla #define APM_CLIENT_EVENT_DATA_READ_DONE 0x100a 435477518bSSrinivas Kandagatla #define APM_WRITE_TOKEN_MASK GENMASK(15, 0) 445477518bSSrinivas Kandagatla #define APM_WRITE_TOKEN_LEN_MASK GENMASK(31, 16) 455477518bSSrinivas Kandagatla #define APM_WRITE_TOKEN_LEN_SHIFT 16 465477518bSSrinivas Kandagatla 475477518bSSrinivas Kandagatla #define APM_MAX_SESSIONS 8 4888b60bf0SSrinivas Kandagatla #define APM_LAST_BUFFER_FLAG BIT(30) 49*c337bf33SSrinivas Kandagatla #define NO_TIMESTAMP 0xFF00 505477518bSSrinivas Kandagatla 515477518bSSrinivas Kandagatla struct q6apm { 525477518bSSrinivas Kandagatla struct device *dev; 535477518bSSrinivas Kandagatla gpr_port_t *port; 545477518bSSrinivas Kandagatla gpr_device_t *gdev; 555477518bSSrinivas Kandagatla /* For Graph OPEN/START/STOP/CLOSE operations */ 565477518bSSrinivas Kandagatla wait_queue_head_t wait; 575477518bSSrinivas Kandagatla struct gpr_ibasic_rsp_result_t result; 585477518bSSrinivas Kandagatla 595477518bSSrinivas Kandagatla struct mutex cmd_lock; 605477518bSSrinivas Kandagatla struct mutex lock; 615477518bSSrinivas Kandagatla uint32_t state; 625477518bSSrinivas Kandagatla 631c87d381SSrinivas Kandagatla struct list_head widget_list; 645477518bSSrinivas Kandagatla struct idr graph_idr; 655477518bSSrinivas Kandagatla struct idr graph_info_idr; 665477518bSSrinivas Kandagatla struct idr sub_graphs_idr; 675477518bSSrinivas Kandagatla struct idr containers_idr; 685477518bSSrinivas Kandagatla struct idr modules_idr; 695477518bSSrinivas Kandagatla }; 705477518bSSrinivas Kandagatla 715477518bSSrinivas Kandagatla struct audio_buffer { 725477518bSSrinivas Kandagatla phys_addr_t phys; 735477518bSSrinivas Kandagatla uint32_t size; /* size of buffer */ 745477518bSSrinivas Kandagatla }; 755477518bSSrinivas Kandagatla 765477518bSSrinivas Kandagatla struct audioreach_graph_data { 775477518bSSrinivas Kandagatla struct audio_buffer *buf; 785477518bSSrinivas Kandagatla uint32_t num_periods; 795477518bSSrinivas Kandagatla uint32_t dsp_buf; 805477518bSSrinivas Kandagatla uint32_t mem_map_handle; 815477518bSSrinivas Kandagatla }; 825477518bSSrinivas Kandagatla 835477518bSSrinivas Kandagatla struct audioreach_graph { 845477518bSSrinivas Kandagatla struct audioreach_graph_info *info; 855477518bSSrinivas Kandagatla uint32_t id; 865477518bSSrinivas Kandagatla int state; 875477518bSSrinivas Kandagatla int start_count; 885477518bSSrinivas Kandagatla /* Cached Graph data */ 895477518bSSrinivas Kandagatla void *graph; 905477518bSSrinivas Kandagatla struct kref refcount; 915477518bSSrinivas Kandagatla struct q6apm *apm; 925477518bSSrinivas Kandagatla }; 935477518bSSrinivas Kandagatla 945477518bSSrinivas Kandagatla typedef void (*q6apm_cb) (uint32_t opcode, uint32_t token, 955477518bSSrinivas Kandagatla void *payload, void *priv); 965477518bSSrinivas Kandagatla struct q6apm_graph { 975477518bSSrinivas Kandagatla void *priv; 985477518bSSrinivas Kandagatla q6apm_cb cb; 995477518bSSrinivas Kandagatla uint32_t id; 1005477518bSSrinivas Kandagatla struct device *dev; 1015477518bSSrinivas Kandagatla struct q6apm *apm; 1025477518bSSrinivas Kandagatla gpr_port_t *port; 1035477518bSSrinivas Kandagatla struct audioreach_graph_data rx_data; 1045477518bSSrinivas Kandagatla struct audioreach_graph_data tx_data; 1055477518bSSrinivas Kandagatla struct gpr_ibasic_rsp_result_t result; 1065477518bSSrinivas Kandagatla wait_queue_head_t cmd_wait; 1075477518bSSrinivas Kandagatla struct mutex lock; 1085477518bSSrinivas Kandagatla struct audioreach_graph *ar_graph; 1095477518bSSrinivas Kandagatla struct audioreach_graph_info *info; 1105477518bSSrinivas Kandagatla }; 1115477518bSSrinivas Kandagatla 1125477518bSSrinivas Kandagatla /* Graph Operations */ 1135477518bSSrinivas Kandagatla struct q6apm_graph *q6apm_graph_open(struct device *dev, q6apm_cb cb, 1145477518bSSrinivas Kandagatla void *priv, int graph_id); 1155477518bSSrinivas Kandagatla int q6apm_graph_close(struct q6apm_graph *graph); 1165477518bSSrinivas Kandagatla int q6apm_graph_prepare(struct q6apm_graph *graph); 1175477518bSSrinivas Kandagatla int q6apm_graph_start(struct q6apm_graph *graph); 1185477518bSSrinivas Kandagatla int q6apm_graph_stop(struct q6apm_graph *graph); 1195477518bSSrinivas Kandagatla int q6apm_graph_flush(struct q6apm_graph *graph); 1205477518bSSrinivas Kandagatla 1215477518bSSrinivas Kandagatla /* Media Format */ 1225477518bSSrinivas Kandagatla int q6apm_graph_media_format_pcm(struct q6apm_graph *graph, 1235477518bSSrinivas Kandagatla struct audioreach_module_config *cfg); 1245477518bSSrinivas Kandagatla 1255477518bSSrinivas Kandagatla int q6apm_graph_media_format_shmem(struct q6apm_graph *graph, 1265477518bSSrinivas Kandagatla struct audioreach_module_config *cfg); 1275477518bSSrinivas Kandagatla 1285477518bSSrinivas Kandagatla /* read/write related */ 1295477518bSSrinivas Kandagatla int q6apm_read(struct q6apm_graph *graph); 1305477518bSSrinivas Kandagatla int q6apm_write_async(struct q6apm_graph *graph, uint32_t len, uint32_t msw_ts, 1315477518bSSrinivas Kandagatla uint32_t lsw_ts, uint32_t wflags); 1325477518bSSrinivas Kandagatla 1335477518bSSrinivas Kandagatla /* Memory Map related */ 1345477518bSSrinivas Kandagatla int q6apm_map_memory_regions(struct q6apm_graph *graph, 1355477518bSSrinivas Kandagatla unsigned int dir, phys_addr_t phys, 1365477518bSSrinivas Kandagatla size_t period_sz, unsigned int periods); 1375477518bSSrinivas Kandagatla int q6apm_unmap_memory_regions(struct q6apm_graph *graph, 1385477518bSSrinivas Kandagatla unsigned int dir); 1395477518bSSrinivas Kandagatla /* Helpers */ 1405477518bSSrinivas Kandagatla int q6apm_send_cmd_sync(struct q6apm *apm, struct gpr_pkt *pkt, 1415477518bSSrinivas Kandagatla uint32_t rsp_opcode); 1425477518bSSrinivas Kandagatla 1435477518bSSrinivas Kandagatla /* Callback for graph specific */ 1445477518bSSrinivas Kandagatla struct audioreach_module *q6apm_find_module_by_mid(struct q6apm_graph *graph, 1455477518bSSrinivas Kandagatla uint32_t mid); 1465477518bSSrinivas Kandagatla int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph); 1475477518bSSrinivas Kandagatla 14847bc8cf6SSrinivasa Rao Mandadapu bool q6apm_is_adsp_ready(void); 14947bc8cf6SSrinivasa Rao Mandadapu 150c7548f59SSrinivas Kandagatla int q6apm_enable_compress_module(struct device *dev, struct q6apm_graph *graph, bool en); 151c7548f59SSrinivas Kandagatla int q6apm_remove_initial_silence(struct device *dev, struct q6apm_graph *graph, uint32_t samples); 152c7548f59SSrinivas Kandagatla int q6apm_remove_trailing_silence(struct device *dev, struct q6apm_graph *graph, uint32_t samples); 153c7548f59SSrinivas Kandagatla int q6apm_set_real_module_id(struct device *dev, struct q6apm_graph *graph, uint32_t codec_id); 1545477518bSSrinivas Kandagatla #endif /* __APM_GRAPH_ */ 155