/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
 *
 * @File        cthardware.h
 *
 * @Brief
 * This file contains the definition of hardware access methord.
 *
 * @Author      Liu Chun
 * @Date        May 13 2008
 */

#ifndef CTHARDWARE_H
#define CTHARDWARE_H

#include <linux/types.h>
#include <linux/pci.h>
#include <sound/core.h>

enum CHIPTYP {
        ATC20K1,
        ATC20K2,
        ATCNONE
};

enum CTCARDS {
        /* 20k1 models */
        CTSB046X,
        CT20K1_MODEL_FIRST = CTSB046X,
        CTSB055X,
        CTSB073X,
        CTUAA,
        CT20K1_UNKNOWN,
        /* 20k2 models */
        CTSB0760,
        CT20K2_MODEL_FIRST = CTSB0760,
        CTHENDRIX,
        CTSB0880,
        CTSB1270,
        CTOK0010,
        CT20K2_UNKNOWN,
        NUM_CTCARDS             /* This should always be the last */
};

/* Type of input source for ADC */
enum ADCSRC{
        ADC_MICIN,
        ADC_LINEIN,
        ADC_VIDEO,
        ADC_AUX,
        ADC_NONE        /* Switch to digital input */
};

struct card_conf {
        /* device virtual mem page table page physical addr
         * (supporting one page table page now) */
        unsigned long vm_pgt_phys;
        unsigned int rsr;       /* reference sample rate in Hzs*/
        unsigned int msr;       /* master sample rate in rsrs */
};

struct capabilities {
        unsigned int digit_io_switch:1;
        unsigned int dedicated_mic:1;
        unsigned int dedicated_rca:1;
        unsigned int output_switch:1;
        unsigned int mic_source_switch:1;
};

struct hw {
        int (*card_init)(struct hw *hw, struct card_conf *info);
        int (*card_stop)(struct hw *hw);
        int (*pll_init)(struct hw *hw, unsigned int rsr);
#ifdef CONFIG_PM_SLEEP
        int (*suspend)(struct hw *hw);
        int (*resume)(struct hw *hw, struct card_conf *info);
#endif
        int (*is_adc_source_selected)(struct hw *hw, enum ADCSRC source);
        int (*select_adc_source)(struct hw *hw, enum ADCSRC source);
        struct capabilities (*capabilities)(struct hw *hw);
        int (*output_switch_get)(struct hw *hw);
        int (*output_switch_put)(struct hw *hw, int position);
        int (*mic_source_switch_get)(struct hw *hw);
        int (*mic_source_switch_put)(struct hw *hw, int position);

        /* SRC operations */
        int (*src_rsc_get_ctrl_blk)(void **rblk);
        int (*src_rsc_put_ctrl_blk)(void *blk);
        int (*src_set_state)(void *blk, unsigned int state);
        int (*src_set_bm)(void *blk, unsigned int bm);
        int (*src_set_rsr)(void *blk, unsigned int rsr);
        int (*src_set_sf)(void *blk, unsigned int sf);
        int (*src_set_wr)(void *blk, unsigned int wr);
        int (*src_set_pm)(void *blk, unsigned int pm);
        int (*src_set_rom)(void *blk, unsigned int rom);
        int (*src_set_vo)(void *blk, unsigned int vo);
        int (*src_set_st)(void *blk, unsigned int st);
        int (*src_set_ie)(void *blk, unsigned int ie);
        int (*src_set_ilsz)(void *blk, unsigned int ilsz);
        int (*src_set_bp)(void *blk, unsigned int bp);
        int (*src_set_cisz)(void *blk, unsigned int cisz);
        int (*src_set_ca)(void *blk, unsigned int ca);
        int (*src_set_sa)(void *blk, unsigned int sa);
        int (*src_set_la)(void *blk, unsigned int la);
        int (*src_set_pitch)(void *blk, unsigned int pitch);
        int (*src_set_clear_zbufs)(void *blk, unsigned int clear);
        int (*src_set_dirty)(void *blk, unsigned int flags);
        int (*src_set_dirty_all)(void *blk);
        int (*src_commit_write)(struct hw *hw, unsigned int idx, void *blk);
        int (*src_get_ca)(struct hw *hw, unsigned int idx, void *blk);
        unsigned int (*src_get_dirty)(void *blk);
        unsigned int (*src_dirty_conj_mask)(void);
        int (*src_mgr_get_ctrl_blk)(void **rblk);
        int (*src_mgr_put_ctrl_blk)(void *blk);
        /* syncly enable src @idx */
        int (*src_mgr_enbs_src)(void *blk, unsigned int idx);
        /* enable src @idx */
        int (*src_mgr_enb_src)(void *blk, unsigned int idx);
        /* disable src @idx */
        int (*src_mgr_dsb_src)(void *blk, unsigned int idx);
        int (*src_mgr_commit_write)(struct hw *hw, void *blk);

        /* SRC Input Mapper operations */
        int (*srcimp_mgr_get_ctrl_blk)(void **rblk);
        int (*srcimp_mgr_put_ctrl_blk)(void *blk);
        int (*srcimp_mgr_set_imaparc)(void *blk, unsigned int slot);
        int (*srcimp_mgr_set_imapuser)(void *blk, unsigned int user);
        int (*srcimp_mgr_set_imapnxt)(void *blk, unsigned int next);
        int (*srcimp_mgr_set_imapaddr)(void *blk, unsigned int addr);
        int (*srcimp_mgr_commit_write)(struct hw *hw, void *blk);

        /* AMIXER operations */
        int (*amixer_rsc_get_ctrl_blk)(void **rblk);
        int (*amixer_rsc_put_ctrl_blk)(void *blk);
        int (*amixer_mgr_get_ctrl_blk)(void **rblk);
        int (*amixer_mgr_put_ctrl_blk)(void *blk);
        int (*amixer_set_mode)(void *blk, unsigned int mode);
        int (*amixer_set_iv)(void *blk, unsigned int iv);
        int (*amixer_set_x)(void *blk, unsigned int x);
        int (*amixer_set_y)(void *blk, unsigned int y);
        int (*amixer_set_sadr)(void *blk, unsigned int sadr);
        int (*amixer_set_se)(void *blk, unsigned int se);
        int (*amixer_set_dirty)(void *blk, unsigned int flags);
        int (*amixer_set_dirty_all)(void *blk);
        int (*amixer_commit_write)(struct hw *hw, unsigned int idx, void *blk);
        int (*amixer_get_y)(void *blk);
        unsigned int (*amixer_get_dirty)(void *blk);

        /* DAIO operations */
        int (*dai_get_ctrl_blk)(void **rblk);
        int (*dai_put_ctrl_blk)(void *blk);
        int (*dai_srt_set_srco)(void *blk, unsigned int src);
        int (*dai_srt_set_srcm)(void *blk, unsigned int src);
        int (*dai_srt_set_rsr)(void *blk, unsigned int rsr);
        int (*dai_srt_set_drat)(void *blk, unsigned int drat);
        int (*dai_srt_set_ec)(void *blk, unsigned int ec);
        int (*dai_srt_set_et)(void *blk, unsigned int et);
        int (*dai_commit_write)(struct hw *hw, unsigned int idx, void *blk);
        int (*dao_get_ctrl_blk)(void **rblk);
        int (*dao_put_ctrl_blk)(void *blk);
        int (*dao_set_spos)(void *blk, unsigned int spos);
        int (*dao_commit_write)(struct hw *hw, unsigned int idx, void *blk);
        int (*dao_get_spos)(void *blk, unsigned int *spos);

        int (*daio_mgr_get_ctrl_blk)(struct hw *hw, void **rblk);
        int (*daio_mgr_put_ctrl_blk)(void *blk);
        int (*daio_mgr_enb_dai)(void *blk, unsigned int idx);
        int (*daio_mgr_dsb_dai)(void *blk, unsigned int idx);
        int (*daio_mgr_enb_dao)(void *blk, unsigned int idx);
        int (*daio_mgr_dsb_dao)(void *blk, unsigned int idx);
        int (*daio_mgr_dao_init)(struct hw *hw, void *blk, unsigned int idx,
                                                unsigned int conf);
        int (*daio_mgr_set_imaparc)(void *blk, unsigned int slot);
        int (*daio_mgr_set_imapnxt)(void *blk, unsigned int next);
        int (*daio_mgr_set_imapaddr)(void *blk, unsigned int addr);
        int (*daio_mgr_commit_write)(struct hw *hw, void *blk);

        int (*set_timer_irq)(struct hw *hw, int enable);
        int (*set_timer_tick)(struct hw *hw, unsigned int tick);
        unsigned int (*get_wc)(struct hw *hw);

        void (*irq_callback)(void *data, unsigned int bit);
        void *irq_callback_data;

        struct pci_dev *pci;    /* the pci kernel structure of this card */
        struct snd_card *card;  /* pointer to this card */
        int irq;
        unsigned long io_base;
        void __iomem *mem_base;

        enum CHIPTYP chip_type;
        enum CTCARDS model;
};

int create_hw_obj(struct pci_dev *pci, enum CHIPTYP chip_type,
                  enum CTCARDS model, struct hw **rhw);
int destroy_hw_obj(struct hw *hw);

unsigned int get_field(unsigned int data, unsigned int field);
void set_field(unsigned int *data, unsigned int field, unsigned int value);

/* IRQ bits */
#define PLL_INT         (1 << 10) /* PLL input-clock out-of-range */
#define FI_INT          (1 << 9)  /* forced interrupt */
#define IT_INT          (1 << 8)  /* timer interrupt */
#define PCI_INT         (1 << 7)  /* PCI bus error pending */
#define URT_INT         (1 << 6)  /* UART Tx/Rx */
#define GPI_INT         (1 << 5)  /* GPI pin */
#define MIX_INT         (1 << 4)  /* mixer parameter segment FIFO channels */
#define DAI_INT         (1 << 3)  /* DAI (SR-tracker or SPDIF-receiver) */
#define TP_INT          (1 << 2)  /* transport priority queue */
#define DSP_INT         (1 << 1)  /* DSP */
#define SRC_INT         (1 << 0)  /* SRC channels */

#endif /* CTHARDWARE_H */