diff options
Diffstat (limited to 'sound/soc/qcom/qdsp6/q6apm.h')
| -rw-r--r-- | sound/soc/qcom/qdsp6/q6apm.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/sound/soc/qcom/qdsp6/q6apm.h b/sound/soc/qcom/qdsp6/q6apm.h new file mode 100644 index 000000000..f486bd639 --- /dev/null +++ b/sound/soc/qcom/qdsp6/q6apm.h @@ -0,0 +1,154 @@ +/* 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/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-lpass-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 APM_TIMESTAMP_FLAG 0x80000000 +#define FORMAT_LINEAR_PCM 0x0000 +/* APM client callback events */ +#define APM_CMD_EOS 0x0003 +#define APM_CLIENT_EVENT_CMD_EOS_DONE 0x1003 +#define APM_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 APM_MAX_SESSIONS 8 +#define APM_LAST_BUFFER_FLAG BIT(30) +#define NO_TIMESTAMP 0xFF00 + +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; + struct mutex lock; + uint32_t state; + + struct list_head widget_list; + 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; + wait_queue_head_t cmd_wait; + struct mutex 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_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 wflags); + +/* Memory Map related */ +int q6apm_map_memory_regions(struct q6apm_graph *graph, + unsigned int dir, phys_addr_t phys, + size_t period_sz, unsigned int periods); +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); +int q6apm_graph_get_rx_shmem_module_iid(struct q6apm_graph *graph); + +bool q6apm_is_adsp_ready(void); + +int q6apm_enable_compress_module(struct device *dev, struct q6apm_graph *graph, bool en); +int q6apm_remove_initial_silence(struct device *dev, struct q6apm_graph *graph, uint32_t samples); +int q6apm_remove_trailing_silence(struct device *dev, struct q6apm_graph *graph, uint32_t samples); +int q6apm_set_real_module_id(struct device *dev, struct q6apm_graph *graph, uint32_t codec_id); +#endif /* __APM_GRAPH_ */ |