cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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skl.h (5278B)


      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 *  skl.h - HD Audio skylake definitions.
      4 *
      5 *  Copyright (C) 2015 Intel Corp
      6 *  Author: Jeeja KP <jeeja.kp@intel.com>
      7 *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      8 *
      9 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     10 */
     11
     12#ifndef __SOUND_SOC_SKL_H
     13#define __SOUND_SOC_SKL_H
     14
     15#include <sound/hda_register.h>
     16#include <sound/hdaudio_ext.h>
     17#include <sound/hda_codec.h>
     18#include <sound/soc.h>
     19#include "skl-ssp-clk.h"
     20#include "skl-sst-ipc.h"
     21
     22#define SKL_SUSPEND_DELAY 2000
     23
     24#define SKL_MAX_ASTATE_CFG		3
     25
     26#define AZX_PCIREG_PGCTL		0x44
     27#define AZX_PGCTL_LSRMD_MASK		(1 << 4)
     28#define AZX_PGCTL_ADSPPGD		BIT(2)
     29#define AZX_PCIREG_CGCTL		0x48
     30#define AZX_CGCTL_MISCBDCGE_MASK	(1 << 6)
     31#define AZX_CGCTL_ADSPDCGE		BIT(1)
     32/* D0I3C Register fields */
     33#define AZX_REG_VS_D0I3C_CIP      0x1 /* Command in progress */
     34#define AZX_REG_VS_D0I3C_I3       0x4 /* D0i3 enable */
     35#define SKL_MAX_DMACTRL_CFG	18
     36#define DMA_CLK_CONTROLS	1
     37#define DMA_TRANSMITION_START	2
     38#define DMA_TRANSMITION_STOP	3
     39
     40#define AZX_VS_EM2_DUM			BIT(23)
     41#define AZX_REG_VS_EM2_L1SEN		BIT(13)
     42
     43struct skl_debug;
     44
     45struct skl_astate_param {
     46	u32 kcps;
     47	u32 clk_src;
     48};
     49
     50struct skl_astate_config {
     51	u32 count;
     52	struct skl_astate_param astate_table[];
     53};
     54
     55struct skl_fw_config {
     56	struct skl_astate_config *astate_cfg;
     57};
     58
     59struct skl_dev {
     60	struct hda_bus hbus;
     61	struct pci_dev *pci;
     62
     63	unsigned int init_done:1; /* delayed init status */
     64	struct platform_device *dmic_dev;
     65	struct platform_device *i2s_dev;
     66	struct platform_device *clk_dev;
     67	struct snd_soc_component *component;
     68	struct snd_soc_dai_driver *dais;
     69
     70	struct nhlt_acpi_table *nhlt; /* nhlt ptr */
     71
     72	struct list_head ppl_list;
     73	struct list_head bind_list;
     74
     75	const char *fw_name;
     76	char tplg_name[64];
     77	unsigned short pci_id;
     78
     79	int supend_active;
     80
     81	struct work_struct probe_work;
     82
     83	struct skl_debug *debugfs;
     84	u8 nr_modules;
     85	struct skl_module **modules;
     86	bool use_tplg_pcm;
     87	struct skl_fw_config cfg;
     88	struct snd_soc_acpi_mach *mach;
     89
     90	struct device *dev;
     91	struct sst_dsp *dsp;
     92
     93	/* boot */
     94	wait_queue_head_t boot_wait;
     95	bool boot_complete;
     96
     97	/* module load */
     98	wait_queue_head_t mod_load_wait;
     99	bool mod_load_complete;
    100	bool mod_load_status;
    101
    102	/* IPC messaging */
    103	struct sst_generic_ipc ipc;
    104
    105	/* callback for miscbdge */
    106	void (*enable_miscbdcge)(struct device *dev, bool enable);
    107	/* Is CGCTL.MISCBDCGE disabled */
    108	bool miscbdcg_disabled;
    109
    110	/* Populate module information */
    111	struct list_head uuid_list;
    112
    113	/* Is firmware loaded */
    114	bool fw_loaded;
    115
    116	/* first boot ? */
    117	bool is_first_boot;
    118
    119	/* multi-core */
    120	struct skl_dsp_cores cores;
    121
    122	/* library info */
    123	struct skl_lib_info  lib_info[SKL_MAX_LIB];
    124	int lib_count;
    125
    126	/* Callback to update D0i3C register */
    127	void (*update_d0i3c)(struct device *dev, bool enable);
    128
    129	struct skl_d0i3_data d0i3;
    130
    131	const struct skl_dsp_ops *dsp_ops;
    132
    133	/* Callback to update dynamic clock and power gating registers */
    134	void (*clock_power_gating)(struct device *dev, bool enable);
    135};
    136
    137#define skl_to_bus(s)  (&(s)->hbus.core)
    138#define bus_to_skl(bus) container_of(bus, struct skl_dev, hbus.core)
    139
    140#define skl_to_hbus(s) (&(s)->hbus)
    141#define hbus_to_skl(hbus) container_of((hbus), struct skl_dev, (hbus))
    142
    143/* to pass dai dma data */
    144struct skl_dma_params {
    145	u32 format;
    146	u8 stream_tag;
    147};
    148
    149struct skl_machine_pdata {
    150	bool use_tplg_pcm; /* use dais and dai links from topology */
    151};
    152
    153struct skl_dsp_ops {
    154	int id;
    155	unsigned int num_cores;
    156	struct skl_dsp_loader_ops (*loader_ops)(void);
    157	int (*init)(struct device *dev, void __iomem *mmio_base,
    158			int irq, const char *fw_name,
    159			struct skl_dsp_loader_ops loader_ops,
    160			struct skl_dev **skl_sst);
    161	int (*init_fw)(struct device *dev, struct skl_dev *skl);
    162	void (*cleanup)(struct device *dev, struct skl_dev *skl);
    163};
    164
    165int skl_platform_unregister(struct device *dev);
    166int skl_platform_register(struct device *dev);
    167
    168int skl_nhlt_update_topology_bin(struct skl_dev *skl);
    169int skl_init_dsp(struct skl_dev *skl);
    170int skl_free_dsp(struct skl_dev *skl);
    171int skl_suspend_late_dsp(struct skl_dev *skl);
    172int skl_suspend_dsp(struct skl_dev *skl);
    173int skl_resume_dsp(struct skl_dev *skl);
    174void skl_cleanup_resources(struct skl_dev *skl);
    175const struct skl_dsp_ops *skl_get_dsp_ops(int pci_id);
    176void skl_update_d0i3c(struct device *dev, bool enable);
    177int skl_nhlt_create_sysfs(struct skl_dev *skl);
    178void skl_nhlt_remove_sysfs(struct skl_dev *skl);
    179void skl_get_clks(struct skl_dev *skl, struct skl_ssp_clk *ssp_clks);
    180struct skl_clk_parent_src *skl_get_parent_clk(u8 clk_id);
    181int skl_dsp_set_dma_control(struct skl_dev *skl, u32 *caps,
    182				u32 caps_size, u32 node_id);
    183
    184struct skl_module_cfg;
    185
    186#ifdef CONFIG_DEBUG_FS
    187struct skl_debug *skl_debugfs_init(struct skl_dev *skl);
    188void skl_debugfs_exit(struct skl_dev *skl);
    189void skl_debug_init_module(struct skl_debug *d,
    190			struct snd_soc_dapm_widget *w,
    191			struct skl_module_cfg *mconfig);
    192#else
    193static inline struct skl_debug *skl_debugfs_init(struct skl_dev *skl)
    194{
    195	return NULL;
    196}
    197
    198static inline void skl_debugfs_exit(struct skl_dev *skl)
    199{}
    200
    201static inline void skl_debug_init_module(struct skl_debug *d,
    202					 struct snd_soc_dapm_widget *w,
    203					 struct skl_module_cfg *mconfig)
    204{}
    205#endif
    206
    207#endif /* __SOUND_SOC_SKL_H */