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152 lines
4.6 KiB
152 lines
4.6 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __Q6APM_H__ |
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#define __Q6APM_H__ |
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#include <linux/types.h> |
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#include <linux/slab.h> |
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#include <linux/wait.h> |
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#include <linux/kernel.h> |
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#include <linux/module.h> |
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#include <linux/sched.h> |
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#include <linux/of.h> |
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#include <linux/delay.h> |
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#include <sound/soc.h> |
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#include <linux/of_platform.h> |
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#include <linux/jiffies.h> |
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#include <linux/soc/qcom/apr.h> |
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#include <dt-bindings/sound/qcom,q6dsp-lpass-ports.h> |
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#include "audioreach.h" |
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#define APM_PORT_MAX 127 |
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#define APM_PORT_MAX_AUDIO_CHAN_CNT 8 |
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#define PCM_CHANNEL_NULL 0 |
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#define PCM_CHANNEL_FL 1 /* Front left channel. */ |
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#define PCM_CHANNEL_FR 2 /* Front right channel. */ |
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#define PCM_CHANNEL_FC 3 /* Front center channel. */ |
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#define PCM_CHANNEL_LS 4 /* Left surround channel. */ |
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#define PCM_CHANNEL_RS 5 /* Right surround channel. */ |
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#define PCM_CHANNEL_LFE 6 /* Low frequency effect channel. */ |
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#define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */ |
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#define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */ |
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#define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */ |
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#define PCM_CHANNELS 10 /* Top surround channel. */ |
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#define APM_TIMESTAMP_FLAG 0x80000000 |
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#define FORMAT_LINEAR_PCM 0x0000 |
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/* APM client callback events */ |
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#define APM_CMD_EOS 0x0003 |
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#define APM_CLIENT_EVENT_CMD_EOS_DONE 0x1003 |
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#define APM_CMD_CLOSE 0x0004 |
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#define APM_CLIENT_EVENT_CMD_CLOSE_DONE 0x1004 |
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#define APM_CLIENT_EVENT_CMD_RUN_DONE 0x1008 |
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#define APM_CLIENT_EVENT_DATA_WRITE_DONE 0x1009 |
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#define APM_CLIENT_EVENT_DATA_READ_DONE 0x100a |
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#define APM_WRITE_TOKEN_MASK GENMASK(15, 0) |
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#define APM_WRITE_TOKEN_LEN_MASK GENMASK(31, 16) |
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#define APM_WRITE_TOKEN_LEN_SHIFT 16 |
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#define APM_MAX_SESSIONS 8 |
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struct q6apm { |
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struct device *dev; |
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gpr_port_t *port; |
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gpr_device_t *gdev; |
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/* For Graph OPEN/START/STOP/CLOSE operations */ |
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wait_queue_head_t wait; |
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struct gpr_ibasic_rsp_result_t result; |
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struct mutex cmd_lock; |
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struct mutex lock; |
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uint32_t state; |
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struct idr graph_idr; |
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struct idr graph_info_idr; |
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struct idr sub_graphs_idr; |
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struct idr containers_idr; |
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struct idr modules_idr; |
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}; |
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struct audio_buffer { |
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phys_addr_t phys; |
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uint32_t size; /* size of buffer */ |
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}; |
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struct audioreach_graph_data { |
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struct audio_buffer *buf; |
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uint32_t num_periods; |
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uint32_t dsp_buf; |
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uint32_t mem_map_handle; |
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}; |
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struct audioreach_graph { |
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struct audioreach_graph_info *info; |
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uint32_t id; |
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int state; |
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int start_count; |
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/* Cached Graph data */ |
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void *graph; |
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struct kref refcount; |
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struct q6apm *apm; |
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}; |
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typedef void (*q6apm_cb) (uint32_t opcode, uint32_t token, |
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void *payload, void *priv); |
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struct q6apm_graph { |
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void *priv; |
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q6apm_cb cb; |
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uint32_t id; |
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struct device *dev; |
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struct q6apm *apm; |
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gpr_port_t *port; |
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struct audioreach_graph_data rx_data; |
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struct audioreach_graph_data tx_data; |
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struct gpr_ibasic_rsp_result_t result; |
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wait_queue_head_t cmd_wait; |
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struct mutex lock; |
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struct audioreach_graph *ar_graph; |
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struct audioreach_graph_info *info; |
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}; |
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/* Graph Operations */ |
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struct q6apm_graph *q6apm_graph_open(struct device *dev, q6apm_cb cb, |
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void *priv, int graph_id); |
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int q6apm_graph_close(struct q6apm_graph *graph); |
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int q6apm_graph_prepare(struct q6apm_graph *graph); |
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int q6apm_graph_start(struct q6apm_graph *graph); |
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int q6apm_graph_stop(struct q6apm_graph *graph); |
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int q6apm_graph_flush(struct q6apm_graph *graph); |
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/* Media Format */ |
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int q6apm_graph_media_format_pcm(struct q6apm_graph *graph, |
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struct audioreach_module_config *cfg); |
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int q6apm_graph_media_format_shmem(struct q6apm_graph *graph, |
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struct audioreach_module_config *cfg); |
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/* read/write related */ |
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int q6apm_send_eos_nowait(struct q6apm_graph *graph); |
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int q6apm_read(struct q6apm_graph *graph); |
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int q6apm_write_async(struct q6apm_graph *graph, uint32_t len, uint32_t msw_ts, |
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uint32_t lsw_ts, uint32_t wflags); |
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/* Memory Map related */ |
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int q6apm_map_memory_regions(struct q6apm_graph *graph, |
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unsigned int dir, phys_addr_t phys, |
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size_t period_sz, unsigned int periods); |
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int q6apm_unmap_memory_regions(struct q6apm_graph *graph, |
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unsigned int dir); |
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/* Helpers */ |
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int q6apm_send_cmd_sync(struct q6apm *apm, struct gpr_pkt *pkt, |
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uint32_t rsp_opcode); |
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/* Callback for graph specific */ |
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struct audioreach_module *q6apm_find_module_by_mid(struct q6apm_graph *graph, |
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uint32_t mid); |
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void q6apm_set_fe_dai_ops(struct snd_soc_dai_driver *dai_drv); |
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int q6apm_connect_sub_graphs(struct q6apm *apm, u32 src_sgid, u32 dst_sgid, |
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bool connect); |
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bool q6apm_is_sub_graphs_connected(struct q6apm *apm, u32 src_sgid, |
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u32 dst_sgid); |
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int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph); |
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#endif /* __APM_GRAPH_ */
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