Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /* SPDX-License-Identifier: GPL-2.0-or-later */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Driver for PowerMac onboard soundchips
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *   based on dmasound.c.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #ifndef __PMAC_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #define __PMAC_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <sound/control.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include "awacs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/adb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #ifdef CONFIG_ADB_CUDA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/cuda.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #ifdef CONFIG_ADB_PMU
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #include <linux/pmu.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #include <linux/nvram.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #include <linux/tty.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #include <linux/vt_kern.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #include <asm/dbdma.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #include <asm/prom.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #include <asm/machdep.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) /* maximum number of fragments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #define PMAC_MAX_FRAGS		32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) #define PMAC_SUPPORT_AUTOMUTE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37)  * DBDMA space
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) struct pmac_dbdma {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	dma_addr_t dma_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	dma_addr_t addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	struct dbdma_cmd __iomem *cmds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	void *space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	int size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48)  * playback/capture stream
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) struct pmac_stream {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	int running;	/* boolean */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	int stream;	/* PLAYBACK/CAPTURE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	int dma_size; /* in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	int period_size; /* in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	int buffer_size; /* in kbytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	int nperiods, cur_period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	struct pmac_dbdma cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	volatile struct dbdma_regs __iomem *dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	struct snd_pcm_substream *substream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	unsigned int cur_freqs;		/* currently available frequencies */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	unsigned int cur_formats;	/* currently available formats */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) enum snd_pmac_model {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	PMAC_AWACS, PMAC_SCREAMER, PMAC_BURGUNDY, PMAC_DACA, PMAC_TUMBLER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	PMAC_SNAPPER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) struct snd_pmac {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	/* h/w info */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	struct device_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	struct pci_dev *pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	unsigned int revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	unsigned int manufacturer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	unsigned int subframe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	unsigned int device_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	enum snd_pmac_model model;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	unsigned int has_iic : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	unsigned int is_pbook_3400 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	unsigned int is_pbook_G3 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	unsigned int is_k2 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	unsigned int can_byte_swap : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	unsigned int can_duplex : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	unsigned int can_capture : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	unsigned int auto_mute : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	unsigned int initialized : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	unsigned int feature_is_set : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	unsigned int requested;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	struct resource rsrc[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	int num_freqs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	const int *freq_table;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	unsigned int freqs_ok;		/* bit flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	unsigned int formats_ok;	/* pcm hwinfo */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	int active;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	int rate_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	int format;			/* current format */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	spinlock_t reg_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	volatile struct awacs_regs __iomem *awacs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	int awacs_reg[8]; /* register cache */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	unsigned int hp_stat_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	unsigned char __iomem *latch_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	unsigned char __iomem *macio_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	struct pmac_stream playback;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	struct pmac_stream capture;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	struct pmac_dbdma extra_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	int irq, tx_irq, rx_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	struct snd_pcm *pcm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	struct pmac_beep *beep;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	unsigned int control_mask;	/* control mask */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	/* mixer stuffs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	void *mixer_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	void (*mixer_free)(struct snd_pmac *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	struct snd_kcontrol *master_sw_ctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	struct snd_kcontrol *speaker_sw_ctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	struct snd_kcontrol *drc_sw_ctl;	/* only used for tumbler -ReneR */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	struct snd_kcontrol *hp_detect_ctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	struct snd_kcontrol *lineout_sw_ctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	/* lowlevel callbacks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	void (*set_format)(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	void (*update_automute)(struct snd_pmac *chip, int do_notify);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 	int (*detect_headphone)(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	void (*suspend)(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 	void (*resume)(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) /* exported functions */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) int snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) int snd_pmac_pcm_new(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) int snd_pmac_attach_beep(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) void snd_pmac_detach_beep(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) void snd_pmac_beep_stop(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) unsigned int snd_pmac_rate_index(struct snd_pmac *chip, struct pmac_stream *rec, unsigned int rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) void snd_pmac_beep_dma_start(struct snd_pmac *chip, int bytes, unsigned long addr, int speed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) void snd_pmac_beep_dma_stop(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) void snd_pmac_suspend(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) void snd_pmac_resume(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) /* initialize mixer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) int snd_pmac_awacs_init(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) int snd_pmac_burgundy_init(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) int snd_pmac_daca_init(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) int snd_pmac_tumbler_init(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) int snd_pmac_tumbler_post_init(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) /* i2c functions */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) struct pmac_keywest {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	int addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	struct i2c_client *client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	int id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	int (*init_client)(struct pmac_keywest *i2c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) int snd_pmac_keywest_init(struct pmac_keywest *i2c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) void snd_pmac_keywest_cleanup(struct pmac_keywest *i2c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) /* misc */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) #define snd_pmac_boolean_stereo_info	snd_ctl_boolean_stereo_info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) #define snd_pmac_boolean_mono_info	snd_ctl_boolean_mono_info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) int snd_pmac_add_automute(struct snd_pmac *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) #endif /* __PMAC_H */