// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. * * @File cthw20k2.c * * @Brief * This file contains the implementation of hardware access method for 20k2. * * @Author Liu Chun * @Date May 14 2008 */ #include <linux/types.h> #include <linux/slab.h> #include <linux/pci.h> #include <linux/io.h> #include <linux/string.h> #include <linux/kernel.h> #include <linux/interrupt.h> #include <linux/delay.h> #include "cthw20k2.h" #include "ct20k2reg.h" struct hw20k2 { … }; static u32 hw_read_20kx(struct hw *hw, u32 reg); static void hw_write_20kx(struct hw *hw, u32 reg, u32 data); /* * Type definition block. * The layout of control structures can be directly applied on 20k2 chip. */ /* * SRC control block definitions. */ /* SRC resource control block */ #define SRCCTL_STATE … #define SRCCTL_BM … #define SRCCTL_RSR … #define SRCCTL_SF … #define SRCCTL_WR … #define SRCCTL_PM … #define SRCCTL_ROM … #define SRCCTL_VO … #define SRCCTL_ST … #define SRCCTL_IE … #define SRCCTL_ILSZ … #define SRCCTL_BP … #define SRCCCR_CISZ … #define SRCCCR_CWA … #define SRCCCR_D … #define SRCCCR_RS … #define SRCCCR_NAL … #define SRCCCR_RA … #define SRCCA_CA … #define SRCCA_RS … #define SRCSA_SA … #define SRCLA_LA … /* Mixer Parameter Ring ram Low and Hight register. * Fixed-point value in 8.24 format for parameter channel */ #define MPRLH_PITCH … /* SRC resource register dirty flags */ src_dirty; struct src_rsc_ctrl_blk { … }; /* SRC manager control block */ src_mgr_dirty; struct src_mgr_ctrl_blk { … }; /* SRCIMP manager control block */ #define SRCAIM_ARC … #define SRCAIM_NXT … #define SRCAIM_SRC … struct srcimap { … }; /* SRCIMP manager register dirty flags */ srcimp_mgr_dirty; struct srcimp_mgr_ctrl_blk { … }; /* * Function implementation block. */ static int src_get_rsc_ctrl_blk(void **rblk) { … } static int src_put_rsc_ctrl_blk(void *blk) { … } static int src_set_state(void *blk, unsigned int state) { … } static int src_set_bm(void *blk, unsigned int bm) { … } static int src_set_rsr(void *blk, unsigned int rsr) { … } static int src_set_sf(void *blk, unsigned int sf) { … } static int src_set_wr(void *blk, unsigned int wr) { … } static int src_set_pm(void *blk, unsigned int pm) { … } static int src_set_rom(void *blk, unsigned int rom) { … } static int src_set_vo(void *blk, unsigned int vo) { … } static int src_set_st(void *blk, unsigned int st) { … } static int src_set_ie(void *blk, unsigned int ie) { … } static int src_set_ilsz(void *blk, unsigned int ilsz) { … } static int src_set_bp(void *blk, unsigned int bp) { … } static int src_set_cisz(void *blk, unsigned int cisz) { … } static int src_set_ca(void *blk, unsigned int ca) { … } static int src_set_sa(void *blk, unsigned int sa) { … } static int src_set_la(void *blk, unsigned int la) { … } static int src_set_pitch(void *blk, unsigned int pitch) { … } static int src_set_clear_zbufs(void *blk, unsigned int clear) { … } static int src_set_dirty(void *blk, unsigned int flags) { … } static int src_set_dirty_all(void *blk) { … } #define AR_SLOT_SIZE … #define AR_SLOT_BLOCK_SIZE … #define AR_PTS_PITCH … #define AR_PARAM_SRC_OFFSET … static unsigned int src_param_pitch_mixer(unsigned int src_idx) { … } static int src_commit_write(struct hw *hw, unsigned int idx, void *blk) { … } static int src_get_ca(struct hw *hw, unsigned int idx, void *blk) { … } static unsigned int src_get_dirty(void *blk) { … } static unsigned int src_dirty_conj_mask(void) { … } static int src_mgr_enbs_src(void *blk, unsigned int idx) { … } static int src_mgr_enb_src(void *blk, unsigned int idx) { … } static int src_mgr_dsb_src(void *blk, unsigned int idx) { … } static int src_mgr_commit_write(struct hw *hw, void *blk) { … } static int src_mgr_get_ctrl_blk(void **rblk) { … } static int src_mgr_put_ctrl_blk(void *blk) { … } static int srcimp_mgr_get_ctrl_blk(void **rblk) { … } static int srcimp_mgr_put_ctrl_blk(void *blk) { … } static int srcimp_mgr_set_imaparc(void *blk, unsigned int slot) { … } static int srcimp_mgr_set_imapuser(void *blk, unsigned int user) { … } static int srcimp_mgr_set_imapnxt(void *blk, unsigned int next) { … } static int srcimp_mgr_set_imapaddr(void *blk, unsigned int addr) { … } static int srcimp_mgr_commit_write(struct hw *hw, void *blk) { … } /* * AMIXER control block definitions. */ #define AMOPLO_M … #define AMOPLO_IV … #define AMOPLO_X … #define AMOPLO_Y … #define AMOPHI_SADR … #define AMOPHI_SE … /* AMIXER resource register dirty flags */ amixer_dirty; /* AMIXER resource control block */ struct amixer_rsc_ctrl_blk { … }; static int amixer_set_mode(void *blk, unsigned int mode) { … } static int amixer_set_iv(void *blk, unsigned int iv) { … } static int amixer_set_x(void *blk, unsigned int x) { … } static int amixer_set_y(void *blk, unsigned int y) { … } static int amixer_set_sadr(void *blk, unsigned int sadr) { … } static int amixer_set_se(void *blk, unsigned int se) { … } static int amixer_set_dirty(void *blk, unsigned int flags) { … } static int amixer_set_dirty_all(void *blk) { … } static int amixer_commit_write(struct hw *hw, unsigned int idx, void *blk) { … } static int amixer_get_y(void *blk) { … } static unsigned int amixer_get_dirty(void *blk) { … } static int amixer_rsc_get_ctrl_blk(void **rblk) { … } static int amixer_rsc_put_ctrl_blk(void *blk) { … } static int amixer_mgr_get_ctrl_blk(void **rblk) { … } static int amixer_mgr_put_ctrl_blk(void *blk) { … } /* * DAIO control block definitions. */ /* Receiver Sample Rate Tracker Control register */ #define SRTCTL_SRCO … #define SRTCTL_SRCM … #define SRTCTL_RSR … #define SRTCTL_DRAT … #define SRTCTL_EC … #define SRTCTL_ET … /* DAIO Receiver register dirty flags */ dai_dirty; /* DAIO Receiver control block */ struct dai_ctrl_blk { … }; /* Audio Input Mapper RAM */ #define AIM_ARC … #define AIM_NXT … struct daoimap { … }; /* Audio Transmitter Control and Status register */ #define ATXCTL_EN … #define ATXCTL_MODE … #define ATXCTL_CD … #define ATXCTL_RAW … #define ATXCTL_MT … #define ATXCTL_NUC … #define ATXCTL_BEN … #define ATXCTL_BMUX … #define ATXCTL_B24 … #define ATXCTL_CPF … #define ATXCTL_RIV … #define ATXCTL_LIV … #define ATXCTL_RSAT … #define ATXCTL_LSAT … /* XDIF Transmitter register dirty flags */ dao_dirty; /* XDIF Transmitter control block */ struct dao_ctrl_blk { … }; /* Audio Receiver Control register */ #define ARXCTL_EN … /* DAIO manager register dirty flags */ daio_mgr_dirty; /* DAIO manager control block */ struct daio_mgr_ctrl_blk { … }; static int dai_srt_set_srco(void *blk, unsigned int src) { … } static int dai_srt_set_srcm(void *blk, unsigned int src) { … } static int dai_srt_set_rsr(void *blk, unsigned int rsr) { … } static int dai_srt_set_drat(void *blk, unsigned int drat) { … } static int dai_srt_set_ec(void *blk, unsigned int ec) { … } static int dai_srt_set_et(void *blk, unsigned int et) { … } static int dai_commit_write(struct hw *hw, unsigned int idx, void *blk) { … } static int dai_get_ctrl_blk(void **rblk) { … } static int dai_put_ctrl_blk(void *blk) { … } static int dao_set_spos(void *blk, unsigned int spos) { … } static int dao_commit_write(struct hw *hw, unsigned int idx, void *blk) { … } static int dao_get_spos(void *blk, unsigned int *spos) { … } static int dao_get_ctrl_blk(void **rblk) { … } static int dao_put_ctrl_blk(void *blk) { … } static int daio_mgr_enb_dai(void *blk, unsigned int idx) { … } static int daio_mgr_dsb_dai(void *blk, unsigned int idx) { … } static int daio_mgr_enb_dao(void *blk, unsigned int idx) { … } static int daio_mgr_dsb_dao(void *blk, unsigned int idx) { … } static int daio_mgr_dao_init(void *blk, unsigned int idx, unsigned int conf) { … } static int daio_mgr_set_imaparc(void *blk, unsigned int slot) { … } static int daio_mgr_set_imapnxt(void *blk, unsigned int next) { … } static int daio_mgr_set_imapaddr(void *blk, unsigned int addr) { … } static int daio_mgr_commit_write(struct hw *hw, void *blk) { … } static int daio_mgr_get_ctrl_blk(struct hw *hw, void **rblk) { … } static int daio_mgr_put_ctrl_blk(void *blk) { … } /* Timer interrupt */ static int set_timer_irq(struct hw *hw, int enable) { … } static int set_timer_tick(struct hw *hw, unsigned int ticks) { … } static unsigned int get_wc(struct hw *hw) { … } /* Card hardware initialization block */ struct dac_conf { … }; struct adc_conf { … }; struct daio_conf { … }; struct trn_conf { … }; static int hw_daio_init(struct hw *hw, const struct daio_conf *info) { … } /* TRANSPORT operations */ static int hw_trn_init(struct hw *hw, const struct trn_conf *info) { … } /* Card initialization */ #define GCTL_AIE … #define GCTL_UAA … #define GCTL_DPC … #define GCTL_DBP … #define GCTL_ABP … #define GCTL_TBP … #define GCTL_SBP … #define GCTL_FBP … #define GCTL_ME … #define GCTL_AID … #define PLLCTL_SRC … #define PLLCTL_SPE … #define PLLCTL_RD … #define PLLCTL_FD … #define PLLCTL_OD … #define PLLCTL_B … #define PLLCTL_AS … #define PLLCTL_LF … #define PLLCTL_SPS … #define PLLCTL_AD … #define PLLSTAT_CCS … #define PLLSTAT_SPL … #define PLLSTAT_CRD … #define PLLSTAT_CFD … #define PLLSTAT_SL … #define PLLSTAT_FAS … #define PLLSTAT_B … #define PLLSTAT_PD … #define PLLSTAT_OCA … #define PLLSTAT_NCA … static int hw_pll_init(struct hw *hw, unsigned int rsr) { … } static int hw_auto_init(struct hw *hw) { … } /* DAC operations */ #define CS4382_MC1 … #define CS4382_MC2 … #define CS4382_MC3 … #define CS4382_FC … #define CS4382_IC … #define CS4382_XC1 … #define CS4382_VCA1 … #define CS4382_VCB1 … #define CS4382_XC2 … #define CS4382_VCA2 … #define CS4382_VCB2 … #define CS4382_XC3 … #define CS4382_VCA3 … #define CS4382_VCB3 … #define CS4382_XC4 … #define CS4382_VCA4 … #define CS4382_VCB4 … #define CS4382_CREV … /* I2C status */ #define STATE_LOCKED … #define STATE_UNLOCKED … #define DATA_READY … #define DATA_ABORT … #define I2C_STATUS_DCM … #define I2C_STATUS_BC … #define I2C_STATUS_APD … #define I2C_STATUS_AB … #define I2C_STATUS_DR … #define I2C_ADDRESS_PTAD … #define I2C_ADDRESS_SLAD … struct regs_cs4382 { … }; static int hw20k2_i2c_unlock_full_access(struct hw *hw) { … } static int hw20k2_i2c_lock_chip(struct hw *hw) { … } static int hw20k2_i2c_init(struct hw *hw, u8 dev_id, u8 addr_size, u8 data_size) { … } static int hw20k2_i2c_uninit(struct hw *hw) { … } static int hw20k2_i2c_wait_data_ready(struct hw *hw) { … } static int hw20k2_i2c_read(struct hw *hw, u16 addr, u32 *datap) { … } static int hw20k2_i2c_write(struct hw *hw, u16 addr, u32 data) { … } static void hw_dac_stop(struct hw *hw) { … } static void hw_dac_start(struct hw *hw) { … } static void hw_dac_reset(struct hw *hw) { … } static int hw_dac_init(struct hw *hw, const struct dac_conf *info) { … } /* ADC operations */ #define MAKE_WM8775_ADDR(addr, data) … #define MAKE_WM8775_DATA(data) … #define WM8775_IC … #define WM8775_MMC … #define WM8775_AADCL … #define WM8775_AADCR … #define WM8775_ADCMC … #define WM8775_RESET … static int hw_is_adc_input_selected(struct hw *hw, enum ADCSRC type) { … } #define MIC_BOOST_0DB … #define MIC_BOOST_STEPS_PER_DB … static void hw_wm8775_input_select(struct hw *hw, u8 input, s8 gain_in_db) { … } static int hw_adc_input_select(struct hw *hw, enum ADCSRC type) { … } static int hw_adc_init(struct hw *hw, const struct adc_conf *info) { … } static struct capabilities hw_capabilities(struct hw *hw) { … } static int hw_output_switch_get(struct hw *hw) { … } static int hw_output_switch_put(struct hw *hw, int position) { … } static int hw_mic_source_switch_get(struct hw *hw) { … } static int hw_mic_source_switch_put(struct hw *hw, int position) { … } static irqreturn_t ct_20k2_interrupt(int irq, void *dev_id) { … } static int hw_card_start(struct hw *hw) { … } static int hw_card_stop(struct hw *hw) { … } static int hw_card_shutdown(struct hw *hw) { … } static int hw_card_init(struct hw *hw, struct card_conf *info) { … } #ifdef CONFIG_PM_SLEEP static int hw_suspend(struct hw *hw) { … } static int hw_resume(struct hw *hw, struct card_conf *info) { … } #endif static u32 hw_read_20kx(struct hw *hw, u32 reg) { … } static void hw_write_20kx(struct hw *hw, u32 reg, u32 data) { … } static const struct hw ct20k2_preset = …; int create_20k2_hw_obj(struct hw **rhw) { … } int destroy_20k2_hw_obj(struct hw *hw) { … }
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