1 /** 2 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. 3 * 4 * This source file is released under GPL v2 license (no other versions). 5 * See the COPYING file included in the main directory of this source 6 * distribution for the license terms and conditions. 7 * 8 * @File cthardware.h 9 * 10 * @Brief 11 * This file contains the definition of hardware access methord. 12 * 13 * @Author Liu Chun 14 * @Date May 13 2008 15 * 16 */ 17 18 #ifndef CTHARDWARE_H 19 #define CTHARDWARE_H 20 21 #include <linux/types.h> 22 #include <linux/pci.h> 23 24 enum CHIPTYP { 25 ATC20K1, 26 ATC20K2, 27 ATCNONE 28 }; 29 30 /* Type of input source for ADC */ 31 enum ADCSRC{ 32 ADC_MICIN, 33 ADC_LINEIN, 34 ADC_VIDEO, 35 ADC_AUX, 36 ADC_NONE /* Switch to digital input */ 37 }; 38 39 struct card_conf { 40 /* device virtual mem page table page physical addr 41 * (supporting one page table page now) */ 42 unsigned long vm_pgt_phys; 43 unsigned int rsr; /* reference sample rate in Hzs*/ 44 unsigned int msr; /* master sample rate in rsrs */ 45 }; 46 47 struct hw { 48 int (*card_init)(struct hw *hw, struct card_conf *info); 49 int (*card_stop)(struct hw *hw); 50 int (*pll_init)(struct hw *hw, unsigned int rsr); 51 enum CHIPTYP (*get_chip_type)(struct hw *hw); 52 int (*is_adc_source_selected)(struct hw *hw, enum ADCSRC source); 53 int (*select_adc_source)(struct hw *hw, enum ADCSRC source); 54 int (*have_digit_io_switch)(struct hw *hw); 55 56 /* SRC operations */ 57 int (*src_rsc_get_ctrl_blk)(void **rblk); 58 int (*src_rsc_put_ctrl_blk)(void *blk); 59 int (*src_set_state)(void *blk, unsigned int state); 60 int (*src_set_bm)(void *blk, unsigned int bm); 61 int (*src_set_rsr)(void *blk, unsigned int rsr); 62 int (*src_set_sf)(void *blk, unsigned int sf); 63 int (*src_set_wr)(void *blk, unsigned int wr); 64 int (*src_set_pm)(void *blk, unsigned int pm); 65 int (*src_set_rom)(void *blk, unsigned int rom); 66 int (*src_set_vo)(void *blk, unsigned int vo); 67 int (*src_set_st)(void *blk, unsigned int st); 68 int (*src_set_ie)(void *blk, unsigned int ie); 69 int (*src_set_ilsz)(void *blk, unsigned int ilsz); 70 int (*src_set_bp)(void *blk, unsigned int bp); 71 int (*src_set_cisz)(void *blk, unsigned int cisz); 72 int (*src_set_ca)(void *blk, unsigned int ca); 73 int (*src_set_sa)(void *blk, unsigned int sa); 74 int (*src_set_la)(void *blk, unsigned int la); 75 int (*src_set_pitch)(void *blk, unsigned int pitch); 76 int (*src_set_clear_zbufs)(void *blk, unsigned int clear); 77 int (*src_set_dirty)(void *blk, unsigned int flags); 78 int (*src_set_dirty_all)(void *blk); 79 int (*src_commit_write)(struct hw *hw, unsigned int idx, void *blk); 80 int (*src_get_ca)(struct hw *hw, unsigned int idx, void *blk); 81 unsigned int (*src_get_dirty)(void *blk); 82 unsigned int (*src_dirty_conj_mask)(void); 83 int (*src_mgr_get_ctrl_blk)(void **rblk); 84 int (*src_mgr_put_ctrl_blk)(void *blk); 85 /* syncly enable src @idx */ 86 int (*src_mgr_enbs_src)(void *blk, unsigned int idx); 87 /* enable src @idx */ 88 int (*src_mgr_enb_src)(void *blk, unsigned int idx); 89 /* disable src @idx */ 90 int (*src_mgr_dsb_src)(void *blk, unsigned int idx); 91 int (*src_mgr_commit_write)(struct hw *hw, void *blk); 92 93 /* SRC Input Mapper operations */ 94 int (*srcimp_mgr_get_ctrl_blk)(void **rblk); 95 int (*srcimp_mgr_put_ctrl_blk)(void *blk); 96 int (*srcimp_mgr_set_imaparc)(void *blk, unsigned int slot); 97 int (*srcimp_mgr_set_imapuser)(void *blk, unsigned int user); 98 int (*srcimp_mgr_set_imapnxt)(void *blk, unsigned int next); 99 int (*srcimp_mgr_set_imapaddr)(void *blk, unsigned int addr); 100 int (*srcimp_mgr_commit_write)(struct hw *hw, void *blk); 101 102 /* AMIXER operations */ 103 int (*amixer_rsc_get_ctrl_blk)(void **rblk); 104 int (*amixer_rsc_put_ctrl_blk)(void *blk); 105 int (*amixer_mgr_get_ctrl_blk)(void **rblk); 106 int (*amixer_mgr_put_ctrl_blk)(void *blk); 107 int (*amixer_set_mode)(void *blk, unsigned int mode); 108 int (*amixer_set_iv)(void *blk, unsigned int iv); 109 int (*amixer_set_x)(void *blk, unsigned int x); 110 int (*amixer_set_y)(void *blk, unsigned int y); 111 int (*amixer_set_sadr)(void *blk, unsigned int sadr); 112 int (*amixer_set_se)(void *blk, unsigned int se); 113 int (*amixer_set_dirty)(void *blk, unsigned int flags); 114 int (*amixer_set_dirty_all)(void *blk); 115 int (*amixer_commit_write)(struct hw *hw, unsigned int idx, void *blk); 116 int (*amixer_get_y)(void *blk); 117 unsigned int (*amixer_get_dirty)(void *blk); 118 119 /* DAIO operations */ 120 int (*dai_get_ctrl_blk)(void **rblk); 121 int (*dai_put_ctrl_blk)(void *blk); 122 int (*dai_srt_set_srco)(void *blk, unsigned int src); 123 int (*dai_srt_set_srcm)(void *blk, unsigned int src); 124 int (*dai_srt_set_rsr)(void *blk, unsigned int rsr); 125 int (*dai_srt_set_drat)(void *blk, unsigned int drat); 126 int (*dai_srt_set_ec)(void *blk, unsigned int ec); 127 int (*dai_srt_set_et)(void *blk, unsigned int et); 128 int (*dai_commit_write)(struct hw *hw, unsigned int idx, void *blk); 129 int (*dao_get_ctrl_blk)(void **rblk); 130 int (*dao_put_ctrl_blk)(void *blk); 131 int (*dao_set_spos)(void *blk, unsigned int spos); 132 int (*dao_commit_write)(struct hw *hw, unsigned int idx, void *blk); 133 int (*dao_get_spos)(void *blk, unsigned int *spos); 134 135 int (*daio_mgr_get_ctrl_blk)(struct hw *hw, void **rblk); 136 int (*daio_mgr_put_ctrl_blk)(void *blk); 137 int (*daio_mgr_enb_dai)(void *blk, unsigned int idx); 138 int (*daio_mgr_dsb_dai)(void *blk, unsigned int idx); 139 int (*daio_mgr_enb_dao)(void *blk, unsigned int idx); 140 int (*daio_mgr_dsb_dao)(void *blk, unsigned int idx); 141 int (*daio_mgr_dao_init)(void *blk, unsigned int idx, 142 unsigned int conf); 143 int (*daio_mgr_set_imaparc)(void *blk, unsigned int slot); 144 int (*daio_mgr_set_imapnxt)(void *blk, unsigned int next); 145 int (*daio_mgr_set_imapaddr)(void *blk, unsigned int addr); 146 int (*daio_mgr_commit_write)(struct hw *hw, void *blk); 147 148 int (*set_timer_irq)(struct hw *hw, int enable); 149 int (*set_timer_tick)(struct hw *hw, unsigned int tick); 150 unsigned int (*get_wc)(struct hw *hw); 151 152 void (*irq_callback)(void *data, unsigned int bit); 153 void *irq_callback_data; 154 155 struct pci_dev *pci; /* the pci kernel structure of this card */ 156 int irq; 157 unsigned long io_base; 158 unsigned long mem_base; 159 }; 160 161 int create_hw_obj(struct pci_dev *pci, struct hw **rhw); 162 int destroy_hw_obj(struct hw *hw); 163 164 unsigned int get_field(unsigned int data, unsigned int field); 165 void set_field(unsigned int *data, unsigned int field, unsigned int value); 166 167 /* IRQ bits */ 168 #define PLL_INT (1 << 10) /* PLL input-clock out-of-range */ 169 #define FI_INT (1 << 9) /* forced interrupt */ 170 #define IT_INT (1 << 8) /* timer interrupt */ 171 #define PCI_INT (1 << 7) /* PCI bus error pending */ 172 #define URT_INT (1 << 6) /* UART Tx/Rx */ 173 #define GPI_INT (1 << 5) /* GPI pin */ 174 #define MIX_INT (1 << 4) /* mixer parameter segment FIFO channels */ 175 #define DAI_INT (1 << 3) /* DAI (SR-tracker or SPDIF-receiver) */ 176 #define TP_INT (1 << 2) /* transport priority queue */ 177 #define DSP_INT (1 << 1) /* DSP */ 178 #define SRC_INT (1 << 0) /* SRC channels */ 179 180 #endif /* CTHARDWARE_H */ 181