1 /* 2 * Driver for Digigram pcxhr compatible soundcards 3 * 4 * low level interface with interrupt and message handling 5 * 6 * Copyright (c) 2004 by Digigram <alsa@digigram.com> 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; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 */ 22 23 #ifndef __SOUND_PCXHR_CORE_H 24 #define __SOUND_PCXHR_CORE_H 25 26 struct firmware; 27 struct pcxhr_mgr; 28 29 /* init and firmware download commands */ 30 void pcxhr_reset_xilinx_com(struct pcxhr_mgr *mgr); 31 void pcxhr_reset_dsp(struct pcxhr_mgr *mgr); 32 void pcxhr_enable_dsp(struct pcxhr_mgr *mgr); 33 int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, const struct firmware *xilinx, int second); 34 int pcxhr_load_eeprom_binary(struct pcxhr_mgr *mgr, const struct firmware *eeprom); 35 int pcxhr_load_boot_binary(struct pcxhr_mgr *mgr, const struct firmware *boot); 36 int pcxhr_load_dsp_binary(struct pcxhr_mgr *mgr, const struct firmware *dsp); 37 38 /* DSP time available on MailBox4 register : 24 bit time samples() */ 39 #define PCXHR_DSP_TIME_MASK 0x00ffffff 40 #define PCXHR_DSP_TIME_INVALID 0x10000000 41 42 43 #define PCXHR_SIZE_MAX_CMD 8 44 #define PCXHR_SIZE_MAX_STATUS 16 45 #define PCXHR_SIZE_MAX_LONG_STATUS 256 46 47 struct pcxhr_rmh { 48 u16 cmd_len; /* length of the command to send (WORDs) */ 49 u16 stat_len; /* length of the status received (WORDs) */ 50 u16 dsp_stat; /* status type, RMP_SSIZE_XXX */ 51 u16 cmd_idx; /* index of the command */ 52 u32 cmd[PCXHR_SIZE_MAX_CMD]; 53 u32 stat[PCXHR_SIZE_MAX_STATUS]; 54 }; 55 56 enum { 57 CMD_VERSION, /* cmd_len = 2 stat_len = 1 */ 58 CMD_SUPPORTED, /* cmd_len = 1 stat_len = 4 */ 59 CMD_TEST_IT, /* cmd_len = 1 stat_len = 1 */ 60 CMD_SEND_IRQA, /* cmd_len = 1 stat_len = 0 */ 61 CMD_ACCESS_IO_WRITE, /* cmd_len >= 1 stat_len >= 1 */ 62 CMD_ACCESS_IO_READ, /* cmd_len >= 1 stat_len >= 1 */ 63 CMD_ASYNC, /* cmd_len = 1 stat_len = 1 */ 64 CMD_MODIFY_CLOCK, /* cmd_len = 3 stat_len = 0 */ 65 CMD_RESYNC_AUDIO_INPUTS, /* cmd_len = 1 stat_len = 0 */ 66 CMD_GET_DSP_RESOURCES, /* cmd_len = 1 stat_len = 4 */ 67 CMD_SET_TIMER_INTERRUPT, /* cmd_len = 1 stat_len = 0 */ 68 CMD_RES_PIPE, /* cmd_len >=2 stat_len = 0 */ 69 CMD_FREE_PIPE, /* cmd_len = 1 stat_len = 0 */ 70 CMD_CONF_PIPE, /* cmd_len = 2 stat_len = 0 */ 71 CMD_STOP_PIPE, /* cmd_len = 1 stat_len = 0 */ 72 CMD_PIPE_SAMPLE_COUNT, /* cmd_len = 2 stat_len = 2 */ 73 CMD_CAN_START_PIPE, /* cmd_len >= 1 stat_len = 1 */ 74 CMD_START_STREAM, /* cmd_len = 2 stat_len = 0 */ 75 CMD_STREAM_OUT_LEVEL_ADJUST, /* cmd_len >= 1 stat_len = 0 */ 76 CMD_STOP_STREAM, /* cmd_len = 2 stat_len = 0 */ 77 CMD_UPDATE_R_BUFFERS, /* cmd_len = 4 stat_len = 0 */ 78 CMD_FORMAT_STREAM_OUT, /* cmd_len >= 2 stat_len = 0 */ 79 CMD_FORMAT_STREAM_IN, /* cmd_len >= 4 stat_len = 0 */ 80 CMD_STREAM_SAMPLE_COUNT, /* cmd_len = 2 stat_len = (2 * nb_stream) */ 81 CMD_AUDIO_LEVEL_ADJUST, /* cmd_len = 3 stat_len = 0 */ 82 CMD_GET_TIME_CODE, /* cmd_len = 1 stat_len = 5 */ 83 CMD_MANAGE_SIGNAL, /* cmd_len = 1 stat_len = 0 */ 84 CMD_LAST_INDEX 85 }; 86 87 #define MASK_DSP_WORD 0x00ffffff 88 #define MASK_ALL_STREAM 0x00ffffff 89 #define MASK_DSP_WORD_LEVEL 0x000001ff 90 #define MASK_FIRST_FIELD 0x0000001f 91 #define FIELD_SIZE 5 92 93 /* 94 init the rmh struct; by default cmd_len is set to 1 95 */ 96 void pcxhr_init_rmh(struct pcxhr_rmh *rmh, int cmd); 97 98 void pcxhr_set_pipe_cmd_params(struct pcxhr_rmh* rmh, int capture, unsigned int param1, 99 unsigned int param2, unsigned int param3); 100 101 #define DSP_EXT_CMD_SET(x) (x->dsp_version > 0x012800) 102 103 /* 104 send the rmh 105 */ 106 int pcxhr_send_msg(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh); 107 108 109 /* values used for CMD_ACCESS_IO_WRITE and CMD_ACCESS_IO_READ */ 110 #define IO_NUM_REG_CONT 0 111 #define IO_NUM_REG_GENCLK 1 112 #define IO_NUM_REG_MUTE_OUT 2 113 #define IO_NUM_SPEED_RATIO 4 114 #define IO_NUM_REG_STATUS 5 115 #define IO_NUM_REG_CUER 10 116 #define IO_NUM_UER_CHIP_REG 11 117 #define IO_NUM_REG_CONFIG_SRC 12 118 #define IO_NUM_REG_OUT_ANA_LEVEL 20 119 #define IO_NUM_REG_IN_ANA_LEVEL 21 120 121 #define REG_CONT_VALSMPTE 0x000800 122 #define REG_CONT_UNMUTE_INPUTS 0x020000 123 124 /* parameters used with register IO_NUM_REG_STATUS */ 125 #define REG_STATUS_OPTIONS 0 126 #define REG_STATUS_AES_SYNC 8 127 #define REG_STATUS_AES_1 9 128 #define REG_STATUS_AES_2 10 129 #define REG_STATUS_AES_3 11 130 #define REG_STATUS_AES_4 12 131 #define REG_STATUS_WORD_CLOCK 13 132 #define REG_STATUS_INTER_SYNC 14 133 #define REG_STATUS_CURRENT 0x80 134 /* results */ 135 #define REG_STATUS_OPT_NO_VIDEO_SIGNAL 0x01 136 #define REG_STATUS_OPT_DAUGHTER_MASK 0x1c 137 #define REG_STATUS_OPT_ANALOG_BOARD 0x00 138 #define REG_STATUS_OPT_NO_DAUGHTER 0x1c 139 #define REG_STATUS_OPT_COMPANION_MASK 0xe0 140 #define REG_STATUS_OPT_NO_COMPANION 0xe0 141 #define REG_STATUS_SYNC_32000 0x00 142 #define REG_STATUS_SYNC_44100 0x01 143 #define REG_STATUS_SYNC_48000 0x02 144 #define REG_STATUS_SYNC_64000 0x03 145 #define REG_STATUS_SYNC_88200 0x04 146 #define REG_STATUS_SYNC_96000 0x05 147 #define REG_STATUS_SYNC_128000 0x06 148 #define REG_STATUS_SYNC_176400 0x07 149 #define REG_STATUS_SYNC_192000 0x08 150 151 int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, int capture_mask, int start); 152 153 int pcxhr_write_io_num_reg_cont(struct pcxhr_mgr *mgr, unsigned int mask, 154 unsigned int value, int *changed); 155 156 /* codec parameters */ 157 #define CS8416_RUN 0x200401 158 #define CS8416_FORMAT_DETECT 0x200b00 159 #define CS8416_CSB0 0x201900 160 #define CS8416_CSB1 0x201a00 161 #define CS8416_CSB2 0x201b00 162 #define CS8416_CSB3 0x201c00 163 #define CS8416_CSB4 0x201d00 164 #define CS8416_VERSION 0x207f00 165 166 #define CS8420_DATA_FLOW_CTL 0x200301 167 #define CS8420_CLOCK_SRC_CTL 0x200401 168 #define CS8420_RECEIVER_ERRORS 0x201000 169 #define CS8420_SRC_RATIO 0x201e00 170 #define CS8420_CSB0 0x202000 171 #define CS8420_CSB1 0x202100 172 #define CS8420_CSB2 0x202200 173 #define CS8420_CSB3 0x202300 174 #define CS8420_CSB4 0x202400 175 #define CS8420_VERSION 0x207f00 176 177 #define CS4271_MODE_CTL_1 0x200101 178 #define CS4271_DAC_CTL 0x200201 179 #define CS4271_VOLMIX 0x200301 180 #define CS4271_VOLMUTE_LEFT 0x200401 181 #define CS4271_VOLMUTE_RIGHT 0x200501 182 #define CS4271_ADC_CTL 0x200601 183 #define CS4271_MODE_CTL_2 0x200701 184 185 #define CHIP_SIG_AND_MAP_SPI 0xff7f00 186 187 /* codec selection */ 188 #define CS4271_01_CS 0x160018 189 #define CS4271_23_CS 0x160019 190 #define CS4271_45_CS 0x16001a 191 #define CS4271_67_CS 0x16001b 192 #define CS4271_89_CS 0x16001c 193 #define CS4271_AB_CS 0x16001d 194 #define CS8420_01_CS 0x080090 195 #define CS8420_23_CS 0x080092 196 #define CS8420_45_CS 0x080094 197 #define CS8420_67_CS 0x080096 198 #define CS8416_01_CS 0x080098 199 200 201 /* interrupt handling */ 202 irqreturn_t pcxhr_interrupt(int irq, void *dev_id); 203 void pcxhr_msg_tasklet(unsigned long arg); 204 205 #endif /* __SOUND_PCXHR_CORE_H */ 206