linux/sound/soc/intel/skylake/skl.h
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   1/*
   2 *  skl.h - HD Audio skylake defintions.
   3 *
   4 *  Copyright (C) 2015 Intel Corp
   5 *  Author: Jeeja KP <jeeja.kp@intel.com>
   6 *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   7 *
   8 *  This program is free software; you can redistribute it and/or modify
   9 *  it under the terms of the GNU General Public License as published by
  10 *  the Free Software Foundation; version 2 of the License.
  11 *
  12 *  This program is distributed in the hope that it will be useful, but
  13 *  WITHOUT ANY WARRANTY; without even the implied warranty of
  14 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 *  General Public License for more details.
  16 *
  17 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  18 *
  19 */
  20
  21#ifndef __SOUND_SOC_SKL_H
  22#define __SOUND_SOC_SKL_H
  23
  24#include <sound/hda_register.h>
  25#include <sound/hdaudio_ext.h>
  26#include <sound/soc.h>
  27#include "skl-nhlt.h"
  28#include "skl-ssp-clk.h"
  29
  30#define SKL_SUSPEND_DELAY 2000
  31
  32#define SKL_MAX_ASTATE_CFG              3
  33
  34#define AZX_PCIREG_PGCTL                0x44
  35#define AZX_PGCTL_LSRMD_MASK            (1 << 4)
  36#define AZX_PGCTL_ADSPPGD               BIT(2)
  37#define AZX_PCIREG_CGCTL                0x48
  38#define AZX_CGCTL_MISCBDCGE_MASK        (1 << 6)
  39#define AZX_CGCTL_ADSPDCGE              BIT(1)
  40/* D0I3C Register fields */
  41#define AZX_REG_VS_D0I3C_CIP      0x1 /* Command in progress */
  42#define AZX_REG_VS_D0I3C_I3       0x4 /* D0i3 enable */
  43#define SKL_MAX_DMACTRL_CFG     18
  44#define DMA_CLK_CONTROLS        1
  45#define DMA_TRANSMITION_START   2
  46#define DMA_TRANSMITION_STOP    3
  47
  48#define AZX_REG_VS_EM2_L1SEN            BIT(13)
  49
  50struct skl_dsp_resource {
  51        u32 max_mcps;
  52        u32 max_mem;
  53        u32 mcps;
  54        u32 mem;
  55};
  56
  57struct skl_debug;
  58
  59struct skl_astate_param {
  60        u32 kcps;
  61        u32 clk_src;
  62};
  63
  64struct skl_astate_config {
  65        u32 count;
  66        struct skl_astate_param astate_table[0];
  67};
  68
  69struct skl_fw_config {
  70        struct skl_astate_config *astate_cfg;
  71};
  72
  73struct skl {
  74        struct hdac_ext_bus ebus;
  75        struct pci_dev *pci;
  76
  77        unsigned int init_done:1; /* delayed init status */
  78        struct platform_device *dmic_dev;
  79        struct platform_device *i2s_dev;
  80        struct platform_device *clk_dev;
  81        struct snd_soc_component *component;
  82        struct snd_soc_dai_driver *dais;
  83
  84        struct nhlt_acpi_table *nhlt; /* nhlt ptr */
  85        struct skl_sst *skl_sst; /* sst skl ctx */
  86
  87        struct skl_dsp_resource resource;
  88        struct list_head ppl_list;
  89        struct list_head bind_list;
  90
  91        const char *fw_name;
  92        char tplg_name[64];
  93        unsigned short pci_id;
  94        const struct firmware *tplg;
  95
  96        int supend_active;
  97
  98        struct work_struct probe_work;
  99
 100        struct skl_debug *debugfs;
 101        u8 nr_modules;
 102        struct skl_module **modules;
 103        bool use_tplg_pcm;
 104        struct skl_fw_config cfg;
 105        struct snd_soc_acpi_mach *mach;
 106};
 107
 108#define skl_to_ebus(s)  (&(s)->ebus)
 109#define ebus_to_skl(sbus) \
 110        container_of(sbus, struct skl, sbus)
 111
 112/* to pass dai dma data */
 113struct skl_dma_params {
 114        u32 format;
 115        u8 stream_tag;
 116};
 117
 118struct skl_machine_pdata {
 119        u32 dmic_num;
 120        bool use_tplg_pcm; /* use dais and dai links from topology */
 121};
 122
 123struct skl_dsp_ops {
 124        int id;
 125        unsigned int num_cores;
 126        struct skl_dsp_loader_ops (*loader_ops)(void);
 127        int (*init)(struct device *dev, void __iomem *mmio_base,
 128                        int irq, const char *fw_name,
 129                        struct skl_dsp_loader_ops loader_ops,
 130                        struct skl_sst **skl_sst);
 131        int (*init_fw)(struct device *dev, struct skl_sst *ctx);
 132        void (*cleanup)(struct device *dev, struct skl_sst *ctx);
 133};
 134
 135int skl_platform_unregister(struct device *dev);
 136int skl_platform_register(struct device *dev);
 137
 138struct nhlt_acpi_table *skl_nhlt_init(struct device *dev);
 139void skl_nhlt_free(struct nhlt_acpi_table *addr);
 140struct nhlt_specific_cfg *skl_get_ep_blob(struct skl *skl, u32 instance,
 141                                        u8 link_type, u8 s_fmt, u8 no_ch,
 142                                        u32 s_rate, u8 dirn, u8 dev_type);
 143
 144int skl_get_dmic_geo(struct skl *skl);
 145int skl_nhlt_update_topology_bin(struct skl *skl);
 146int skl_init_dsp(struct skl *skl);
 147int skl_free_dsp(struct skl *skl);
 148int skl_suspend_late_dsp(struct skl *skl);
 149int skl_suspend_dsp(struct skl *skl);
 150int skl_resume_dsp(struct skl *skl);
 151void skl_cleanup_resources(struct skl *skl);
 152const struct skl_dsp_ops *skl_get_dsp_ops(int pci_id);
 153void skl_update_d0i3c(struct device *dev, bool enable);
 154int skl_nhlt_create_sysfs(struct skl *skl);
 155void skl_nhlt_remove_sysfs(struct skl *skl);
 156void skl_get_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks);
 157struct skl_clk_parent_src *skl_get_parent_clk(u8 clk_id);
 158int skl_dsp_set_dma_control(struct skl_sst *ctx, u32 *caps,
 159                                u32 caps_size, u32 node_id);
 160
 161struct skl_module_cfg;
 162
 163#ifdef CONFIG_DEBUG_FS
 164struct skl_debug *skl_debugfs_init(struct skl *skl);
 165void skl_debug_init_module(struct skl_debug *d,
 166                        struct snd_soc_dapm_widget *w,
 167                        struct skl_module_cfg *mconfig);
 168#else
 169static inline struct skl_debug *skl_debugfs_init(struct skl *skl)
 170{
 171        return NULL;
 172}
 173static inline void skl_debug_init_module(struct skl_debug *d,
 174                                         struct snd_soc_dapm_widget *w,
 175                                         struct skl_module_cfg *mconfig)
 176{}
 177#endif
 178
 179#endif /* __SOUND_SOC_SKL_H */
 180