cregit-Linux how code gets into the kernel

Release 4.14 arch/x86/include/asm/platform_sst_audio.h

/*
 * platform_sst_audio.h:  sst audio platform data header file
 *
 * Copyright (C) 2012-14 Intel Corporation
 * Author: Jeeja KP <jeeja.kp@intel.com>
 *      Omair Mohammed Abdullah <omair.m.abdullah@intel.com>
 *      Vinod Koul ,vinod.koul@intel.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; version 2
 * of the License.
 */
#ifndef _PLATFORM_SST_AUDIO_H_

#define _PLATFORM_SST_AUDIO_H_

#include <linux/sfi.h>


#define MAX_NUM_STREAMS_MRFLD	25

#define MAX_NUM_STREAMS	MAX_NUM_STREAMS_MRFLD


enum sst_audio_task_id_mrfld {
	
SST_TASK_ID_NONE = 0,
	
SST_TASK_ID_SBA = 1,
	
SST_TASK_ID_MEDIA = 3,
	
SST_TASK_ID_MAX = SST_TASK_ID_MEDIA,
};

/* Device IDs for Merrifield are Pipe IDs,
 * ref: DSP spec v0.75 */

enum sst_audio_device_id_mrfld {
	/* Output pipeline IDs */
	
PIPE_ID_OUT_START = 0x0,
	
PIPE_CODEC_OUT0 = 0x2,
	
PIPE_CODEC_OUT1 = 0x3,
	
PIPE_SPROT_LOOP_OUT = 0x4,
	
PIPE_MEDIA_LOOP1_OUT = 0x5,
	
PIPE_MEDIA_LOOP2_OUT = 0x6,
	
PIPE_VOIP_OUT = 0xC,
	
PIPE_PCM0_OUT = 0xD,
	
PIPE_PCM1_OUT = 0xE,
	
PIPE_PCM2_OUT = 0xF,
	
PIPE_MEDIA0_OUT = 0x12,
	
PIPE_MEDIA1_OUT = 0x13,
/* Input Pipeline IDs */
	
PIPE_ID_IN_START = 0x80,
	
PIPE_CODEC_IN0 = 0x82,
	
PIPE_CODEC_IN1 = 0x83,
	
PIPE_SPROT_LOOP_IN = 0x84,
	
PIPE_MEDIA_LOOP1_IN = 0x85,
	
PIPE_MEDIA_LOOP2_IN = 0x86,
	
PIPE_VOIP_IN = 0x8C,
	
PIPE_PCM0_IN = 0x8D,
	
PIPE_PCM1_IN = 0x8E,
	
PIPE_MEDIA0_IN = 0x8F,
	
PIPE_MEDIA1_IN = 0x90,
	
PIPE_MEDIA2_IN = 0x91,
	
PIPE_MEDIA3_IN = 0x9C,
	
PIPE_RSVD = 0xFF,
};

/* The stream map for each platform consists of an array of the below
 * stream map structure.
 */

struct sst_dev_stream_map {
	
u8 dev_num;		/* device id */
	
u8 subdev_num;		/* substream */
	
u8 direction;
	
u8 device_id;		/* fw id */
	
u8 task_id;		/* fw task */
	
u8 status;
};


struct sst_platform_data {
	/* Intel software platform id*/
	
struct sst_dev_stream_map *pdev_strm_map;
	
unsigned int strm_map_size;
};


struct sst_info {
	
u32 iram_start;
	
u32 iram_end;
	
bool iram_use;
	
u32 dram_start;
	
u32 dram_end;
	
bool dram_use;
	
u32 imr_start;
	
u32 imr_end;
	
bool imr_use;
	
u32 mailbox_start;
	
bool use_elf;
	
bool lpe_viewpt_rqd;
	
unsigned int max_streams;
	
u32 dma_max_len;
	
u8 num_probes;
};


struct sst_lib_dnld_info {
	
unsigned int mod_base;
	
unsigned int mod_end;
	
unsigned int mod_table_offset;
	
unsigned int mod_table_size;
	
bool mod_ddr_dnld;
};


struct sst_res_info {
	
unsigned int shim_offset;
	
unsigned int shim_size;
	
unsigned int shim_phy_addr;
	
unsigned int ssp0_offset;
	
unsigned int ssp0_size;
	
unsigned int dma0_offset;
	
unsigned int dma0_size;
	
unsigned int dma1_offset;
	
unsigned int dma1_size;
	
unsigned int iram_offset;
	
unsigned int iram_size;
	
unsigned int dram_offset;
	
unsigned int dram_size;
	
unsigned int mbox_offset;
	
unsigned int mbox_size;
	
unsigned int acpi_lpe_res_index;
	
unsigned int acpi_ddr_index;
	
unsigned int acpi_ipc_irq_index;
};


struct sst_ipc_info {
	
int ipc_offset;
	
unsigned int mbox_recv_off;
};


struct sst_platform_info {
	
const struct sst_info *probe_data;
	
const struct sst_ipc_info *ipc_info;
	
const struct sst_res_info *res_info;
	
const struct sst_lib_dnld_info *lib_info;
	
const char *platform;
};
int add_sst_platform_device(void);
#endif


Overall Contributors

PersonTokensPropCommitsCommitProp
Vinod Koul29473.87%240.00%
Subhransu S. Prusty10025.13%240.00%
Pierre-Louis Bossart41.01%120.00%
Total398100.00%5100.00%
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