xref: /openbmc/linux/sound/soc/intel/skylake/skl.h (revision 293d5b43)
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 "skl-nhlt.h"
27 
28 #define SKL_SUSPEND_DELAY 2000
29 
30 /* Vendor Specific Registers */
31 #define AZX_REG_VS_EM1			0x1000
32 #define AZX_REG_VS_INRC			0x1004
33 #define AZX_REG_VS_OUTRC		0x1008
34 #define AZX_REG_VS_FIFOTRK		0x100C
35 #define AZX_REG_VS_FIFOTRK2		0x1010
36 #define AZX_REG_VS_EM2			0x1030
37 #define AZX_REG_VS_EM3L			0x1038
38 #define AZX_REG_VS_EM3U			0x103C
39 #define AZX_REG_VS_EM4L			0x1040
40 #define AZX_REG_VS_EM4U			0x1044
41 #define AZX_REG_VS_LTRC			0x1048
42 #define AZX_REG_VS_D0I3C		0x104A
43 #define AZX_REG_VS_PCE			0x104B
44 #define AZX_REG_VS_L2MAGC		0x1050
45 #define AZX_REG_VS_L2LAHPT		0x1054
46 #define AZX_REG_VS_SDXDPIB_XBASE	0x1084
47 #define AZX_REG_VS_SDXDPIB_XINTERVAL	0x20
48 #define AZX_REG_VS_SDXEFIFOS_XBASE	0x1094
49 #define AZX_REG_VS_SDXEFIFOS_XINTERVAL	0x20
50 
51 #define AZX_PCIREG_PGCTL		0x44
52 #define AZX_PGCTL_LSRMD_MASK		(1 << 4)
53 #define AZX_PCIREG_CGCTL		0x48
54 #define AZX_CGCTL_MISCBDCGE_MASK	(1 << 6)
55 
56 struct skl_dsp_resource {
57 	u32 max_mcps;
58 	u32 max_mem;
59 	u32 mcps;
60 	u32 mem;
61 };
62 
63 struct skl {
64 	struct hdac_ext_bus ebus;
65 	struct pci_dev *pci;
66 
67 	unsigned int init_failed:1; /* delayed init failed */
68 	struct platform_device *dmic_dev;
69 	struct platform_device *i2s_dev;
70 	struct snd_soc_platform *platform;
71 
72 	struct nhlt_acpi_table *nhlt; /* nhlt ptr */
73 	struct skl_sst *skl_sst; /* sst skl ctx */
74 
75 	struct skl_dsp_resource resource;
76 	struct list_head ppl_list;
77 
78 	const char *fw_name;
79 	char tplg_name[64];
80 	unsigned short pci_id;
81 	const struct firmware *tplg;
82 
83 	int supend_active;
84 };
85 
86 #define skl_to_ebus(s)	(&(s)->ebus)
87 #define ebus_to_skl(sbus) \
88 	container_of(sbus, struct skl, sbus)
89 
90 /* to pass dai dma data */
91 struct skl_dma_params {
92 	u32 format;
93 	u8 stream_tag;
94 };
95 
96 /* to pass dmic data */
97 struct skl_machine_pdata {
98 	u32 dmic_num;
99 };
100 
101 struct skl_dsp_ops {
102 	int id;
103 	struct skl_dsp_loader_ops (*loader_ops)(void);
104 	int (*init)(struct device *dev, void __iomem *mmio_base,
105 			int irq, const char *fw_name,
106 			struct skl_dsp_loader_ops loader_ops,
107 			struct skl_sst **skl_sst);
108 	void (*cleanup)(struct device *dev, struct skl_sst *ctx);
109 };
110 
111 int skl_platform_unregister(struct device *dev);
112 int skl_platform_register(struct device *dev);
113 
114 struct nhlt_acpi_table *skl_nhlt_init(struct device *dev);
115 void skl_nhlt_free(struct nhlt_acpi_table *addr);
116 struct nhlt_specific_cfg *skl_get_ep_blob(struct skl *skl, u32 instance,
117 			u8 link_type, u8 s_fmt, u8 no_ch, u32 s_rate, u8 dirn);
118 
119 int skl_get_dmic_geo(struct skl *skl);
120 int skl_nhlt_update_topology_bin(struct skl *skl);
121 int skl_init_dsp(struct skl *skl);
122 int skl_free_dsp(struct skl *skl);
123 int skl_suspend_dsp(struct skl *skl);
124 int skl_resume_dsp(struct skl *skl);
125 void skl_cleanup_resources(struct skl *skl);
126 #endif /* __SOUND_SOC_SKL_H */
127