Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com> |
| 3 | * Driver EMU10K1X chips |
| 4 | * |
| 5 | * Parts of this code were adapted from audigyls.c driver which is |
| 6 | * Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk> |
| 7 | * |
| 8 | * BUGS: |
| 9 | * -- |
| 10 | * |
| 11 | * TODO: |
| 12 | * |
| 13 | * Chips (SB0200 model): |
| 14 | * - EMU10K1X-DBQ |
| 15 | * - STAC 9708T |
| 16 | * |
| 17 | * This program is free software; you can redistribute it and/or modify |
| 18 | * it under the terms of the GNU General Public License as published by |
| 19 | * the Free Software Foundation; either version 2 of the License, or |
| 20 | * (at your option) any later version. |
| 21 | * |
| 22 | * This program is distributed in the hope that it will be useful, |
| 23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 25 | * GNU General Public License for more details. |
| 26 | * |
| 27 | * You should have received a copy of the GNU General Public License |
| 28 | * along with this program; if not, write to the Free Software |
| 29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 30 | * |
| 31 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | #include <linux/init.h> |
| 33 | #include <linux/interrupt.h> |
| 34 | #include <linux/pci.h> |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 35 | #include <linux/dma-mapping.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | #include <linux/slab.h> |
| 37 | #include <linux/moduleparam.h> |
| 38 | #include <sound/core.h> |
| 39 | #include <sound/initval.h> |
| 40 | #include <sound/pcm.h> |
| 41 | #include <sound/ac97_codec.h> |
| 42 | #include <sound/info.h> |
| 43 | #include <sound/rawmidi.h> |
| 44 | |
| 45 | MODULE_AUTHOR("Francisco Moraes <fmoraes@nc.rr.com>"); |
| 46 | MODULE_DESCRIPTION("EMU10K1X"); |
| 47 | MODULE_LICENSE("GPL"); |
| 48 | MODULE_SUPPORTED_DEVICE("{{Dell Creative Labs,SB Live!}"); |
| 49 | |
| 50 | // module parameters (see "Module Parameters") |
| 51 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; |
| 52 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; |
| 53 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; |
| 54 | |
| 55 | module_param_array(index, int, NULL, 0444); |
| 56 | MODULE_PARM_DESC(index, "Index value for the EMU10K1X soundcard."); |
| 57 | module_param_array(id, charp, NULL, 0444); |
| 58 | MODULE_PARM_DESC(id, "ID string for the EMU10K1X soundcard."); |
| 59 | module_param_array(enable, bool, NULL, 0444); |
| 60 | MODULE_PARM_DESC(enable, "Enable the EMU10K1X soundcard."); |
| 61 | |
| 62 | |
| 63 | // some definitions were borrowed from emu10k1 driver as they seem to be the same |
| 64 | /************************************************************************************************/ |
| 65 | /* PCI function 0 registers, address = <val> + PCIBASE0 */ |
| 66 | /************************************************************************************************/ |
| 67 | |
| 68 | #define PTR 0x00 /* Indexed register set pointer register */ |
| 69 | /* NOTE: The CHANNELNUM and ADDRESS words can */ |
| 70 | /* be modified independently of each other. */ |
| 71 | |
| 72 | #define DATA 0x04 /* Indexed register set data register */ |
| 73 | |
| 74 | #define IPR 0x08 /* Global interrupt pending register */ |
| 75 | /* Clear pending interrupts by writing a 1 to */ |
| 76 | /* the relevant bits and zero to the other bits */ |
| 77 | #define IPR_MIDITRANSBUFEMPTY 0x00000001 /* MIDI UART transmit buffer empty */ |
| 78 | #define IPR_MIDIRECVBUFEMPTY 0x00000002 /* MIDI UART receive buffer empty */ |
| 79 | #define IPR_CH_0_LOOP 0x00000800 /* Channel 0 loop */ |
| 80 | #define IPR_CH_0_HALF_LOOP 0x00000100 /* Channel 0 half loop */ |
| 81 | #define IPR_CAP_0_LOOP 0x00080000 /* Channel capture loop */ |
| 82 | #define IPR_CAP_0_HALF_LOOP 0x00010000 /* Channel capture half loop */ |
| 83 | |
| 84 | #define INTE 0x0c /* Interrupt enable register */ |
| 85 | #define INTE_MIDITXENABLE 0x00000001 /* Enable MIDI transmit-buffer-empty interrupts */ |
| 86 | #define INTE_MIDIRXENABLE 0x00000002 /* Enable MIDI receive-buffer-empty interrupts */ |
| 87 | #define INTE_CH_0_LOOP 0x00000800 /* Channel 0 loop */ |
| 88 | #define INTE_CH_0_HALF_LOOP 0x00000100 /* Channel 0 half loop */ |
| 89 | #define INTE_CAP_0_LOOP 0x00080000 /* Channel capture loop */ |
| 90 | #define INTE_CAP_0_HALF_LOOP 0x00010000 /* Channel capture half loop */ |
| 91 | |
| 92 | #define HCFG 0x14 /* Hardware config register */ |
| 93 | |
| 94 | #define HCFG_LOCKSOUNDCACHE 0x00000008 /* 1 = Cancel bustmaster accesses to soundcache */ |
| 95 | /* NOTE: This should generally never be used. */ |
| 96 | #define HCFG_AUDIOENABLE 0x00000001 /* 0 = CODECs transmit zero-valued samples */ |
| 97 | /* Should be set to 1 when the EMU10K1 is */ |
| 98 | /* completely initialized. */ |
| 99 | #define GPIO 0x18 /* Defaults: 00001080-Analog, 00001000-SPDIF. */ |
| 100 | |
| 101 | |
| 102 | #define AC97DATA 0x1c /* AC97 register set data register (16 bit) */ |
| 103 | |
| 104 | #define AC97ADDRESS 0x1e /* AC97 register set address register (8 bit) */ |
| 105 | |
| 106 | /********************************************************************************************************/ |
| 107 | /* Emu10k1x pointer-offset register set, accessed through the PTR and DATA registers */ |
| 108 | /********************************************************************************************************/ |
| 109 | #define PLAYBACK_LIST_ADDR 0x00 /* Base DMA address of a list of pointers to each period/size */ |
| 110 | /* One list entry: 4 bytes for DMA address, |
| 111 | * 4 bytes for period_size << 16. |
| 112 | * One list entry is 8 bytes long. |
| 113 | * One list entry for each period in the buffer. |
| 114 | */ |
| 115 | #define PLAYBACK_LIST_SIZE 0x01 /* Size of list in bytes << 16. E.g. 8 periods -> 0x00380000 */ |
| 116 | #define PLAYBACK_LIST_PTR 0x02 /* Pointer to the current period being played */ |
| 117 | #define PLAYBACK_DMA_ADDR 0x04 /* Playback DMA addresss */ |
| 118 | #define PLAYBACK_PERIOD_SIZE 0x05 /* Playback period size */ |
| 119 | #define PLAYBACK_POINTER 0x06 /* Playback period pointer. Sample currently in DAC */ |
| 120 | #define PLAYBACK_UNKNOWN1 0x07 |
| 121 | #define PLAYBACK_UNKNOWN2 0x08 |
| 122 | |
| 123 | /* Only one capture channel supported */ |
| 124 | #define CAPTURE_DMA_ADDR 0x10 /* Capture DMA address */ |
| 125 | #define CAPTURE_BUFFER_SIZE 0x11 /* Capture buffer size */ |
| 126 | #define CAPTURE_POINTER 0x12 /* Capture buffer pointer. Sample currently in ADC */ |
| 127 | #define CAPTURE_UNKNOWN 0x13 |
| 128 | |
| 129 | /* From 0x20 - 0x3f, last samples played on each channel */ |
| 130 | |
| 131 | #define TRIGGER_CHANNEL 0x40 /* Trigger channel playback */ |
| 132 | #define TRIGGER_CHANNEL_0 0x00000001 /* Trigger channel 0 */ |
| 133 | #define TRIGGER_CHANNEL_1 0x00000002 /* Trigger channel 1 */ |
| 134 | #define TRIGGER_CHANNEL_2 0x00000004 /* Trigger channel 2 */ |
| 135 | #define TRIGGER_CAPTURE 0x00000100 /* Trigger capture channel */ |
| 136 | |
| 137 | #define ROUTING 0x41 /* Setup sound routing ? */ |
| 138 | #define ROUTING_FRONT_LEFT 0x00000001 |
| 139 | #define ROUTING_FRONT_RIGHT 0x00000002 |
| 140 | #define ROUTING_REAR_LEFT 0x00000004 |
| 141 | #define ROUTING_REAR_RIGHT 0x00000008 |
| 142 | #define ROUTING_CENTER_LFE 0x00010000 |
| 143 | |
| 144 | #define SPCS0 0x42 /* SPDIF output Channel Status 0 register */ |
| 145 | |
| 146 | #define SPCS1 0x43 /* SPDIF output Channel Status 1 register */ |
| 147 | |
| 148 | #define SPCS2 0x44 /* SPDIF output Channel Status 2 register */ |
| 149 | |
| 150 | #define SPCS_CLKACCYMASK 0x30000000 /* Clock accuracy */ |
| 151 | #define SPCS_CLKACCY_1000PPM 0x00000000 /* 1000 parts per million */ |
| 152 | #define SPCS_CLKACCY_50PPM 0x10000000 /* 50 parts per million */ |
| 153 | #define SPCS_CLKACCY_VARIABLE 0x20000000 /* Variable accuracy */ |
| 154 | #define SPCS_SAMPLERATEMASK 0x0f000000 /* Sample rate */ |
| 155 | #define SPCS_SAMPLERATE_44 0x00000000 /* 44.1kHz sample rate */ |
| 156 | #define SPCS_SAMPLERATE_48 0x02000000 /* 48kHz sample rate */ |
| 157 | #define SPCS_SAMPLERATE_32 0x03000000 /* 32kHz sample rate */ |
| 158 | #define SPCS_CHANNELNUMMASK 0x00f00000 /* Channel number */ |
| 159 | #define SPCS_CHANNELNUM_UNSPEC 0x00000000 /* Unspecified channel number */ |
| 160 | #define SPCS_CHANNELNUM_LEFT 0x00100000 /* Left channel */ |
| 161 | #define SPCS_CHANNELNUM_RIGHT 0x00200000 /* Right channel */ |
| 162 | #define SPCS_SOURCENUMMASK 0x000f0000 /* Source number */ |
| 163 | #define SPCS_SOURCENUM_UNSPEC 0x00000000 /* Unspecified source number */ |
| 164 | #define SPCS_GENERATIONSTATUS 0x00008000 /* Originality flag (see IEC-958 spec) */ |
| 165 | #define SPCS_CATEGORYCODEMASK 0x00007f00 /* Category code (see IEC-958 spec) */ |
| 166 | #define SPCS_MODEMASK 0x000000c0 /* Mode (see IEC-958 spec) */ |
| 167 | #define SPCS_EMPHASISMASK 0x00000038 /* Emphasis */ |
| 168 | #define SPCS_EMPHASIS_NONE 0x00000000 /* No emphasis */ |
| 169 | #define SPCS_EMPHASIS_50_15 0x00000008 /* 50/15 usec 2 channel */ |
| 170 | #define SPCS_COPYRIGHT 0x00000004 /* Copyright asserted flag -- do not modify */ |
| 171 | #define SPCS_NOTAUDIODATA 0x00000002 /* 0 = Digital audio, 1 = not audio */ |
| 172 | #define SPCS_PROFESSIONAL 0x00000001 /* 0 = Consumer (IEC-958), 1 = pro (AES3-1992) */ |
| 173 | |
| 174 | #define SPDIF_SELECT 0x45 /* Enables SPDIF or Analogue outputs 0-Analogue, 0x700-SPDIF */ |
| 175 | |
| 176 | /* This is the MPU port on the card */ |
| 177 | #define MUDATA 0x47 |
| 178 | #define MUCMD 0x48 |
| 179 | #define MUSTAT MUCMD |
| 180 | |
| 181 | /* From 0x50 - 0x5f, last samples captured */ |
| 182 | |
| 183 | /** |
| 184 | * The hardware has 3 channels for playback and 1 for capture. |
| 185 | * - channel 0 is the front channel |
| 186 | * - channel 1 is the rear channel |
| 187 | * - channel 2 is the center/lfe chanel |
| 188 | * Volume is controlled by the AC97 for the front and rear channels by |
| 189 | * the PCM Playback Volume, Sigmatel Surround Playback Volume and |
| 190 | * Surround Playback Volume. The Sigmatel 4-Speaker Stereo switch affects |
| 191 | * the front/rear channel mixing in the REAR OUT jack. When using the |
| 192 | * 4-Speaker Stereo, both front and rear channels will be mixed in the |
| 193 | * REAR OUT. |
| 194 | * The center/lfe channel has no volume control and cannot be muted during |
| 195 | * playback. |
| 196 | */ |
| 197 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 198 | struct emu10k1x_voice { |
| 199 | struct emu10k1x *emu; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 200 | int number; |
| 201 | int use; |
| 202 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 203 | struct emu10k1x_pcm *epcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | }; |
| 205 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 206 | struct emu10k1x_pcm { |
| 207 | struct emu10k1x *emu; |
| 208 | struct snd_pcm_substream *substream; |
| 209 | struct emu10k1x_voice *voice; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 210 | unsigned short running; |
| 211 | }; |
| 212 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 213 | struct emu10k1x_midi { |
| 214 | struct emu10k1x *emu; |
| 215 | struct snd_rawmidi *rmidi; |
| 216 | struct snd_rawmidi_substream *substream_input; |
| 217 | struct snd_rawmidi_substream *substream_output; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 218 | unsigned int midi_mode; |
| 219 | spinlock_t input_lock; |
| 220 | spinlock_t output_lock; |
| 221 | spinlock_t open_lock; |
| 222 | int tx_enable, rx_enable; |
| 223 | int port; |
| 224 | int ipr_tx, ipr_rx; |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 225 | void (*interrupt)(struct emu10k1x *emu, unsigned int status); |
| 226 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 227 | |
| 228 | // definition of the chip-specific record |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 229 | struct emu10k1x { |
| 230 | struct snd_card *card; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 231 | struct pci_dev *pci; |
| 232 | |
| 233 | unsigned long port; |
| 234 | struct resource *res_port; |
| 235 | int irq; |
| 236 | |
Takashi Iwai | 01f681d | 2006-11-16 15:39:07 +0100 | [diff] [blame] | 237 | unsigned char revision; /* chip revision */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 238 | unsigned int serial; /* serial number */ |
| 239 | unsigned short model; /* subsystem id */ |
| 240 | |
| 241 | spinlock_t emu_lock; |
| 242 | spinlock_t voice_lock; |
| 243 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 244 | struct snd_ac97 *ac97; |
| 245 | struct snd_pcm *pcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 246 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 247 | struct emu10k1x_voice voices[3]; |
| 248 | struct emu10k1x_voice capture_voice; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 249 | u32 spdif_bits[3]; // SPDIF out setup |
| 250 | |
| 251 | struct snd_dma_buffer dma_buffer; |
| 252 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 253 | struct emu10k1x_midi midi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 254 | }; |
| 255 | |
| 256 | /* hardware definition */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 257 | static struct snd_pcm_hardware snd_emu10k1x_playback_hw = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 258 | .info = (SNDRV_PCM_INFO_MMAP | |
| 259 | SNDRV_PCM_INFO_INTERLEAVED | |
| 260 | SNDRV_PCM_INFO_BLOCK_TRANSFER | |
| 261 | SNDRV_PCM_INFO_MMAP_VALID), |
| 262 | .formats = SNDRV_PCM_FMTBIT_S16_LE, |
| 263 | .rates = SNDRV_PCM_RATE_48000, |
| 264 | .rate_min = 48000, |
| 265 | .rate_max = 48000, |
| 266 | .channels_min = 2, |
| 267 | .channels_max = 2, |
| 268 | .buffer_bytes_max = (32*1024), |
| 269 | .period_bytes_min = 64, |
| 270 | .period_bytes_max = (16*1024), |
| 271 | .periods_min = 2, |
| 272 | .periods_max = 8, |
| 273 | .fifo_size = 0, |
| 274 | }; |
| 275 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 276 | static struct snd_pcm_hardware snd_emu10k1x_capture_hw = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 277 | .info = (SNDRV_PCM_INFO_MMAP | |
| 278 | SNDRV_PCM_INFO_INTERLEAVED | |
| 279 | SNDRV_PCM_INFO_BLOCK_TRANSFER | |
| 280 | SNDRV_PCM_INFO_MMAP_VALID), |
| 281 | .formats = SNDRV_PCM_FMTBIT_S16_LE, |
| 282 | .rates = SNDRV_PCM_RATE_48000, |
| 283 | .rate_min = 48000, |
| 284 | .rate_max = 48000, |
| 285 | .channels_min = 2, |
| 286 | .channels_max = 2, |
| 287 | .buffer_bytes_max = (32*1024), |
| 288 | .period_bytes_min = 64, |
| 289 | .period_bytes_max = (16*1024), |
| 290 | .periods_min = 2, |
| 291 | .periods_max = 2, |
| 292 | .fifo_size = 0, |
| 293 | }; |
| 294 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 295 | static unsigned int snd_emu10k1x_ptr_read(struct emu10k1x * emu, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 296 | unsigned int reg, |
| 297 | unsigned int chn) |
| 298 | { |
| 299 | unsigned long flags; |
| 300 | unsigned int regptr, val; |
| 301 | |
| 302 | regptr = (reg << 16) | chn; |
| 303 | |
| 304 | spin_lock_irqsave(&emu->emu_lock, flags); |
| 305 | outl(regptr, emu->port + PTR); |
| 306 | val = inl(emu->port + DATA); |
| 307 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 308 | return val; |
| 309 | } |
| 310 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 311 | static void snd_emu10k1x_ptr_write(struct emu10k1x *emu, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 312 | unsigned int reg, |
| 313 | unsigned int chn, |
| 314 | unsigned int data) |
| 315 | { |
| 316 | unsigned int regptr; |
| 317 | unsigned long flags; |
| 318 | |
| 319 | regptr = (reg << 16) | chn; |
| 320 | |
| 321 | spin_lock_irqsave(&emu->emu_lock, flags); |
| 322 | outl(regptr, emu->port + PTR); |
| 323 | outl(data, emu->port + DATA); |
| 324 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 325 | } |
| 326 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 327 | static void snd_emu10k1x_intr_enable(struct emu10k1x *emu, unsigned int intrenb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 328 | { |
| 329 | unsigned long flags; |
Harvey Harrison | f2948fc | 2008-02-29 11:44:57 +0100 | [diff] [blame^] | 330 | unsigned int intr_enable; |
| 331 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 332 | spin_lock_irqsave(&emu->emu_lock, flags); |
Harvey Harrison | f2948fc | 2008-02-29 11:44:57 +0100 | [diff] [blame^] | 333 | intr_enable = inl(emu->port + INTE) | intrenb; |
| 334 | outl(intr_enable, emu->port + INTE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 335 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 336 | } |
| 337 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 338 | static void snd_emu10k1x_intr_disable(struct emu10k1x *emu, unsigned int intrenb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | { |
| 340 | unsigned long flags; |
Harvey Harrison | f2948fc | 2008-02-29 11:44:57 +0100 | [diff] [blame^] | 341 | unsigned int intr_enable; |
| 342 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | spin_lock_irqsave(&emu->emu_lock, flags); |
Harvey Harrison | f2948fc | 2008-02-29 11:44:57 +0100 | [diff] [blame^] | 344 | intr_enable = inl(emu->port + INTE) & ~intrenb; |
| 345 | outl(intr_enable, emu->port + INTE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 346 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 347 | } |
| 348 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 349 | static void snd_emu10k1x_gpio_write(struct emu10k1x *emu, unsigned int value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 350 | { |
| 351 | unsigned long flags; |
| 352 | |
| 353 | spin_lock_irqsave(&emu->emu_lock, flags); |
| 354 | outl(value, emu->port + GPIO); |
| 355 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 356 | } |
| 357 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 358 | static void snd_emu10k1x_pcm_free_substream(struct snd_pcm_runtime *runtime) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 359 | { |
Jesper Juhl | 4d57277 | 2005-05-30 17:30:32 +0200 | [diff] [blame] | 360 | kfree(runtime->private_data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 361 | } |
| 362 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 363 | static void snd_emu10k1x_pcm_interrupt(struct emu10k1x *emu, struct emu10k1x_voice *voice) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 364 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 365 | struct emu10k1x_pcm *epcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 366 | |
| 367 | if ((epcm = voice->epcm) == NULL) |
| 368 | return; |
| 369 | if (epcm->substream == NULL) |
| 370 | return; |
| 371 | #if 0 |
| 372 | snd_printk(KERN_INFO "IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n", |
| 373 | epcm->substream->ops->pointer(epcm->substream), |
| 374 | snd_pcm_lib_period_bytes(epcm->substream), |
| 375 | snd_pcm_lib_buffer_bytes(epcm->substream)); |
| 376 | #endif |
| 377 | snd_pcm_period_elapsed(epcm->substream); |
| 378 | } |
| 379 | |
| 380 | /* open callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 381 | static int snd_emu10k1x_playback_open(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 382 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 383 | struct emu10k1x *chip = snd_pcm_substream_chip(substream); |
| 384 | struct emu10k1x_pcm *epcm; |
| 385 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 386 | int err; |
| 387 | |
| 388 | if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) { |
| 389 | return err; |
| 390 | } |
| 391 | if ((err = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 64)) < 0) |
| 392 | return err; |
| 393 | |
Takashi Iwai | e560d8d | 2005-09-09 14:21:46 +0200 | [diff] [blame] | 394 | epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 395 | if (epcm == NULL) |
| 396 | return -ENOMEM; |
| 397 | epcm->emu = chip; |
| 398 | epcm->substream = substream; |
| 399 | |
| 400 | runtime->private_data = epcm; |
| 401 | runtime->private_free = snd_emu10k1x_pcm_free_substream; |
| 402 | |
| 403 | runtime->hw = snd_emu10k1x_playback_hw; |
| 404 | |
| 405 | return 0; |
| 406 | } |
| 407 | |
| 408 | /* close callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 409 | static int snd_emu10k1x_playback_close(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 410 | { |
| 411 | return 0; |
| 412 | } |
| 413 | |
| 414 | /* hw_params callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 415 | static int snd_emu10k1x_pcm_hw_params(struct snd_pcm_substream *substream, |
| 416 | struct snd_pcm_hw_params *hw_params) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 417 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 418 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 419 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 420 | |
| 421 | if (! epcm->voice) { |
| 422 | epcm->voice = &epcm->emu->voices[substream->pcm->device]; |
| 423 | epcm->voice->use = 1; |
| 424 | epcm->voice->epcm = epcm; |
| 425 | } |
| 426 | |
| 427 | return snd_pcm_lib_malloc_pages(substream, |
| 428 | params_buffer_bytes(hw_params)); |
| 429 | } |
| 430 | |
| 431 | /* hw_free callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 432 | static int snd_emu10k1x_pcm_hw_free(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 434 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 435 | struct emu10k1x_pcm *epcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 436 | |
| 437 | if (runtime->private_data == NULL) |
| 438 | return 0; |
| 439 | |
| 440 | epcm = runtime->private_data; |
| 441 | |
| 442 | if (epcm->voice) { |
| 443 | epcm->voice->use = 0; |
| 444 | epcm->voice->epcm = NULL; |
| 445 | epcm->voice = NULL; |
| 446 | } |
| 447 | |
| 448 | return snd_pcm_lib_free_pages(substream); |
| 449 | } |
| 450 | |
| 451 | /* prepare callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 452 | static int snd_emu10k1x_pcm_prepare(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 453 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 454 | struct emu10k1x *emu = snd_pcm_substream_chip(substream); |
| 455 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 456 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | int voice = epcm->voice->number; |
| 458 | u32 *table_base = (u32 *)(emu->dma_buffer.area+1024*voice); |
| 459 | u32 period_size_bytes = frames_to_bytes(runtime, runtime->period_size); |
| 460 | int i; |
| 461 | |
James Courtier-Dutton | 9f4bd5d | 2006-10-01 10:48:04 +0100 | [diff] [blame] | 462 | for(i = 0; i < runtime->periods; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 463 | *table_base++=runtime->dma_addr+(i*period_size_bytes); |
| 464 | *table_base++=period_size_bytes<<16; |
| 465 | } |
| 466 | |
| 467 | snd_emu10k1x_ptr_write(emu, PLAYBACK_LIST_ADDR, voice, emu->dma_buffer.addr+1024*voice); |
| 468 | snd_emu10k1x_ptr_write(emu, PLAYBACK_LIST_SIZE, voice, (runtime->periods - 1) << 19); |
| 469 | snd_emu10k1x_ptr_write(emu, PLAYBACK_LIST_PTR, voice, 0); |
| 470 | snd_emu10k1x_ptr_write(emu, PLAYBACK_POINTER, voice, 0); |
| 471 | snd_emu10k1x_ptr_write(emu, PLAYBACK_UNKNOWN1, voice, 0); |
| 472 | snd_emu10k1x_ptr_write(emu, PLAYBACK_UNKNOWN2, voice, 0); |
| 473 | snd_emu10k1x_ptr_write(emu, PLAYBACK_DMA_ADDR, voice, runtime->dma_addr); |
| 474 | |
| 475 | snd_emu10k1x_ptr_write(emu, PLAYBACK_PERIOD_SIZE, voice, frames_to_bytes(runtime, runtime->period_size)<<16); |
| 476 | |
| 477 | return 0; |
| 478 | } |
| 479 | |
| 480 | /* trigger callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 481 | static int snd_emu10k1x_pcm_trigger(struct snd_pcm_substream *substream, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 482 | int cmd) |
| 483 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 484 | struct emu10k1x *emu = snd_pcm_substream_chip(substream); |
| 485 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 486 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 487 | int channel = epcm->voice->number; |
| 488 | int result = 0; |
| 489 | |
| 490 | // snd_printk(KERN_INFO "trigger - emu10k1x = 0x%x, cmd = %i, pointer = %d\n", (int)emu, cmd, (int)substream->ops->pointer(substream)); |
| 491 | |
| 492 | switch (cmd) { |
| 493 | case SNDRV_PCM_TRIGGER_START: |
| 494 | if(runtime->periods == 2) |
| 495 | snd_emu10k1x_intr_enable(emu, (INTE_CH_0_LOOP | INTE_CH_0_HALF_LOOP) << channel); |
| 496 | else |
| 497 | snd_emu10k1x_intr_enable(emu, INTE_CH_0_LOOP << channel); |
| 498 | epcm->running = 1; |
| 499 | snd_emu10k1x_ptr_write(emu, TRIGGER_CHANNEL, 0, snd_emu10k1x_ptr_read(emu, TRIGGER_CHANNEL, 0)|(TRIGGER_CHANNEL_0<<channel)); |
| 500 | break; |
| 501 | case SNDRV_PCM_TRIGGER_STOP: |
| 502 | epcm->running = 0; |
| 503 | snd_emu10k1x_intr_disable(emu, (INTE_CH_0_LOOP | INTE_CH_0_HALF_LOOP) << channel); |
| 504 | snd_emu10k1x_ptr_write(emu, TRIGGER_CHANNEL, 0, snd_emu10k1x_ptr_read(emu, TRIGGER_CHANNEL, 0) & ~(TRIGGER_CHANNEL_0<<channel)); |
| 505 | break; |
| 506 | default: |
| 507 | result = -EINVAL; |
| 508 | break; |
| 509 | } |
| 510 | return result; |
| 511 | } |
| 512 | |
| 513 | /* pointer callback */ |
| 514 | static snd_pcm_uframes_t |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 515 | snd_emu10k1x_pcm_pointer(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 516 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 517 | struct emu10k1x *emu = snd_pcm_substream_chip(substream); |
| 518 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 519 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | int channel = epcm->voice->number; |
| 521 | snd_pcm_uframes_t ptr = 0, ptr1 = 0, ptr2= 0,ptr3 = 0,ptr4 = 0; |
| 522 | |
| 523 | if (!epcm->running) |
| 524 | return 0; |
| 525 | |
| 526 | ptr3 = snd_emu10k1x_ptr_read(emu, PLAYBACK_LIST_PTR, channel); |
| 527 | ptr1 = snd_emu10k1x_ptr_read(emu, PLAYBACK_POINTER, channel); |
| 528 | ptr4 = snd_emu10k1x_ptr_read(emu, PLAYBACK_LIST_PTR, channel); |
| 529 | |
| 530 | if(ptr4 == 0 && ptr1 == frames_to_bytes(runtime, runtime->buffer_size)) |
| 531 | return 0; |
| 532 | |
| 533 | if (ptr3 != ptr4) |
| 534 | ptr1 = snd_emu10k1x_ptr_read(emu, PLAYBACK_POINTER, channel); |
| 535 | ptr2 = bytes_to_frames(runtime, ptr1); |
| 536 | ptr2 += (ptr4 >> 3) * runtime->period_size; |
| 537 | ptr = ptr2; |
| 538 | |
| 539 | if (ptr >= runtime->buffer_size) |
| 540 | ptr -= runtime->buffer_size; |
| 541 | |
| 542 | return ptr; |
| 543 | } |
| 544 | |
| 545 | /* operators */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 546 | static struct snd_pcm_ops snd_emu10k1x_playback_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 547 | .open = snd_emu10k1x_playback_open, |
| 548 | .close = snd_emu10k1x_playback_close, |
| 549 | .ioctl = snd_pcm_lib_ioctl, |
| 550 | .hw_params = snd_emu10k1x_pcm_hw_params, |
| 551 | .hw_free = snd_emu10k1x_pcm_hw_free, |
| 552 | .prepare = snd_emu10k1x_pcm_prepare, |
| 553 | .trigger = snd_emu10k1x_pcm_trigger, |
| 554 | .pointer = snd_emu10k1x_pcm_pointer, |
| 555 | }; |
| 556 | |
| 557 | /* open_capture callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 558 | static int snd_emu10k1x_pcm_open_capture(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 559 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 560 | struct emu10k1x *chip = snd_pcm_substream_chip(substream); |
| 561 | struct emu10k1x_pcm *epcm; |
| 562 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 563 | int err; |
| 564 | |
| 565 | if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) |
| 566 | return err; |
| 567 | if ((err = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 64)) < 0) |
| 568 | return err; |
| 569 | |
Takashi Iwai | e560d8d | 2005-09-09 14:21:46 +0200 | [diff] [blame] | 570 | epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | if (epcm == NULL) |
| 572 | return -ENOMEM; |
| 573 | |
| 574 | epcm->emu = chip; |
| 575 | epcm->substream = substream; |
| 576 | |
| 577 | runtime->private_data = epcm; |
| 578 | runtime->private_free = snd_emu10k1x_pcm_free_substream; |
| 579 | |
| 580 | runtime->hw = snd_emu10k1x_capture_hw; |
| 581 | |
| 582 | return 0; |
| 583 | } |
| 584 | |
| 585 | /* close callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 586 | static int snd_emu10k1x_pcm_close_capture(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 587 | { |
| 588 | return 0; |
| 589 | } |
| 590 | |
| 591 | /* hw_params callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 592 | static int snd_emu10k1x_pcm_hw_params_capture(struct snd_pcm_substream *substream, |
| 593 | struct snd_pcm_hw_params *hw_params) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 594 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 595 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 596 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 597 | |
| 598 | if (! epcm->voice) { |
| 599 | if (epcm->emu->capture_voice.use) |
| 600 | return -EBUSY; |
| 601 | epcm->voice = &epcm->emu->capture_voice; |
| 602 | epcm->voice->epcm = epcm; |
| 603 | epcm->voice->use = 1; |
| 604 | } |
| 605 | |
| 606 | return snd_pcm_lib_malloc_pages(substream, |
| 607 | params_buffer_bytes(hw_params)); |
| 608 | } |
| 609 | |
| 610 | /* hw_free callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 611 | static int snd_emu10k1x_pcm_hw_free_capture(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 612 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 613 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 614 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 615 | struct emu10k1x_pcm *epcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 616 | |
| 617 | if (runtime->private_data == NULL) |
| 618 | return 0; |
| 619 | epcm = runtime->private_data; |
| 620 | |
| 621 | if (epcm->voice) { |
| 622 | epcm->voice->use = 0; |
| 623 | epcm->voice->epcm = NULL; |
| 624 | epcm->voice = NULL; |
| 625 | } |
| 626 | |
| 627 | return snd_pcm_lib_free_pages(substream); |
| 628 | } |
| 629 | |
| 630 | /* prepare capture callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 631 | static int snd_emu10k1x_pcm_prepare_capture(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 632 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 633 | struct emu10k1x *emu = snd_pcm_substream_chip(substream); |
| 634 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 635 | |
| 636 | snd_emu10k1x_ptr_write(emu, CAPTURE_DMA_ADDR, 0, runtime->dma_addr); |
| 637 | snd_emu10k1x_ptr_write(emu, CAPTURE_BUFFER_SIZE, 0, frames_to_bytes(runtime, runtime->buffer_size)<<16); // buffer size in bytes |
| 638 | snd_emu10k1x_ptr_write(emu, CAPTURE_POINTER, 0, 0); |
| 639 | snd_emu10k1x_ptr_write(emu, CAPTURE_UNKNOWN, 0, 0); |
| 640 | |
| 641 | return 0; |
| 642 | } |
| 643 | |
| 644 | /* trigger_capture callback */ |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 645 | static int snd_emu10k1x_pcm_trigger_capture(struct snd_pcm_substream *substream, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 646 | int cmd) |
| 647 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 648 | struct emu10k1x *emu = snd_pcm_substream_chip(substream); |
| 649 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 650 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 651 | int result = 0; |
| 652 | |
| 653 | switch (cmd) { |
| 654 | case SNDRV_PCM_TRIGGER_START: |
| 655 | snd_emu10k1x_intr_enable(emu, INTE_CAP_0_LOOP | |
| 656 | INTE_CAP_0_HALF_LOOP); |
| 657 | snd_emu10k1x_ptr_write(emu, TRIGGER_CHANNEL, 0, snd_emu10k1x_ptr_read(emu, TRIGGER_CHANNEL, 0)|TRIGGER_CAPTURE); |
| 658 | epcm->running = 1; |
| 659 | break; |
| 660 | case SNDRV_PCM_TRIGGER_STOP: |
| 661 | epcm->running = 0; |
| 662 | snd_emu10k1x_intr_disable(emu, INTE_CAP_0_LOOP | |
| 663 | INTE_CAP_0_HALF_LOOP); |
| 664 | snd_emu10k1x_ptr_write(emu, TRIGGER_CHANNEL, 0, snd_emu10k1x_ptr_read(emu, TRIGGER_CHANNEL, 0) & ~(TRIGGER_CAPTURE)); |
| 665 | break; |
| 666 | default: |
| 667 | result = -EINVAL; |
| 668 | break; |
| 669 | } |
| 670 | return result; |
| 671 | } |
| 672 | |
| 673 | /* pointer_capture callback */ |
| 674 | static snd_pcm_uframes_t |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 675 | snd_emu10k1x_pcm_pointer_capture(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 676 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 677 | struct emu10k1x *emu = snd_pcm_substream_chip(substream); |
| 678 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 679 | struct emu10k1x_pcm *epcm = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 680 | snd_pcm_uframes_t ptr; |
| 681 | |
| 682 | if (!epcm->running) |
| 683 | return 0; |
| 684 | |
| 685 | ptr = bytes_to_frames(runtime, snd_emu10k1x_ptr_read(emu, CAPTURE_POINTER, 0)); |
| 686 | if (ptr >= runtime->buffer_size) |
| 687 | ptr -= runtime->buffer_size; |
| 688 | |
| 689 | return ptr; |
| 690 | } |
| 691 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 692 | static struct snd_pcm_ops snd_emu10k1x_capture_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 693 | .open = snd_emu10k1x_pcm_open_capture, |
| 694 | .close = snd_emu10k1x_pcm_close_capture, |
| 695 | .ioctl = snd_pcm_lib_ioctl, |
| 696 | .hw_params = snd_emu10k1x_pcm_hw_params_capture, |
| 697 | .hw_free = snd_emu10k1x_pcm_hw_free_capture, |
| 698 | .prepare = snd_emu10k1x_pcm_prepare_capture, |
| 699 | .trigger = snd_emu10k1x_pcm_trigger_capture, |
| 700 | .pointer = snd_emu10k1x_pcm_pointer_capture, |
| 701 | }; |
| 702 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 703 | static unsigned short snd_emu10k1x_ac97_read(struct snd_ac97 *ac97, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 704 | unsigned short reg) |
| 705 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 706 | struct emu10k1x *emu = ac97->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 707 | unsigned long flags; |
| 708 | unsigned short val; |
| 709 | |
| 710 | spin_lock_irqsave(&emu->emu_lock, flags); |
| 711 | outb(reg, emu->port + AC97ADDRESS); |
| 712 | val = inw(emu->port + AC97DATA); |
| 713 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 714 | return val; |
| 715 | } |
| 716 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 717 | static void snd_emu10k1x_ac97_write(struct snd_ac97 *ac97, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 718 | unsigned short reg, unsigned short val) |
| 719 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 720 | struct emu10k1x *emu = ac97->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 721 | unsigned long flags; |
| 722 | |
| 723 | spin_lock_irqsave(&emu->emu_lock, flags); |
| 724 | outb(reg, emu->port + AC97ADDRESS); |
| 725 | outw(val, emu->port + AC97DATA); |
| 726 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 727 | } |
| 728 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 729 | static int snd_emu10k1x_ac97(struct emu10k1x *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 730 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 731 | struct snd_ac97_bus *pbus; |
| 732 | struct snd_ac97_template ac97; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 733 | int err; |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 734 | static struct snd_ac97_bus_ops ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 735 | .write = snd_emu10k1x_ac97_write, |
| 736 | .read = snd_emu10k1x_ac97_read, |
| 737 | }; |
| 738 | |
| 739 | if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0) |
| 740 | return err; |
| 741 | pbus->no_vra = 1; /* we don't need VRA */ |
| 742 | |
| 743 | memset(&ac97, 0, sizeof(ac97)); |
| 744 | ac97.private_data = chip; |
| 745 | ac97.scaps = AC97_SCAP_NO_SPDIF; |
| 746 | return snd_ac97_mixer(pbus, &ac97, &chip->ac97); |
| 747 | } |
| 748 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 749 | static int snd_emu10k1x_free(struct emu10k1x *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 750 | { |
| 751 | snd_emu10k1x_ptr_write(chip, TRIGGER_CHANNEL, 0, 0); |
| 752 | // disable interrupts |
| 753 | outl(0, chip->port + INTE); |
| 754 | // disable audio |
| 755 | outl(HCFG_LOCKSOUNDCACHE, chip->port + HCFG); |
| 756 | |
| 757 | // release the i/o port |
Takashi Iwai | b1d5776 | 2005-10-10 11:56:31 +0200 | [diff] [blame] | 758 | release_and_free_resource(chip->res_port); |
| 759 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 760 | // release the irq |
| 761 | if (chip->irq >= 0) |
Takashi Iwai | 437a5a4 | 2006-11-21 12:14:23 +0100 | [diff] [blame] | 762 | free_irq(chip->irq, chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 763 | |
| 764 | // release the DMA |
| 765 | if (chip->dma_buffer.area) { |
| 766 | snd_dma_free_pages(&chip->dma_buffer); |
| 767 | } |
| 768 | |
| 769 | pci_disable_device(chip->pci); |
| 770 | |
| 771 | // release the data |
| 772 | kfree(chip); |
| 773 | return 0; |
| 774 | } |
| 775 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 776 | static int snd_emu10k1x_dev_free(struct snd_device *device) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 777 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 778 | struct emu10k1x *chip = device->device_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 779 | return snd_emu10k1x_free(chip); |
| 780 | } |
| 781 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 782 | static irqreturn_t snd_emu10k1x_interrupt(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 783 | { |
| 784 | unsigned int status; |
| 785 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 786 | struct emu10k1x *chip = dev_id; |
| 787 | struct emu10k1x_voice *pvoice = chip->voices; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 788 | int i; |
| 789 | int mask; |
| 790 | |
| 791 | status = inl(chip->port + IPR); |
| 792 | |
Takashi Iwai | 89173bd | 2005-11-17 10:43:53 +0100 | [diff] [blame] | 793 | if (! status) |
| 794 | return IRQ_NONE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 795 | |
Takashi Iwai | 89173bd | 2005-11-17 10:43:53 +0100 | [diff] [blame] | 796 | // capture interrupt |
| 797 | if (status & (IPR_CAP_0_LOOP | IPR_CAP_0_HALF_LOOP)) { |
Harvey Harrison | f2948fc | 2008-02-29 11:44:57 +0100 | [diff] [blame^] | 798 | struct emu10k1x_voice *cap_voice = &chip->capture_voice; |
| 799 | if (cap_voice->use) |
| 800 | snd_emu10k1x_pcm_interrupt(chip, cap_voice); |
Takashi Iwai | 89173bd | 2005-11-17 10:43:53 +0100 | [diff] [blame] | 801 | else |
| 802 | snd_emu10k1x_intr_disable(chip, |
| 803 | INTE_CAP_0_LOOP | |
| 804 | INTE_CAP_0_HALF_LOOP); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 805 | } |
Takashi Iwai | 89173bd | 2005-11-17 10:43:53 +0100 | [diff] [blame] | 806 | |
| 807 | mask = IPR_CH_0_LOOP|IPR_CH_0_HALF_LOOP; |
| 808 | for (i = 0; i < 3; i++) { |
| 809 | if (status & mask) { |
| 810 | if (pvoice->use) |
| 811 | snd_emu10k1x_pcm_interrupt(chip, pvoice); |
| 812 | else |
| 813 | snd_emu10k1x_intr_disable(chip, mask); |
| 814 | } |
| 815 | pvoice++; |
| 816 | mask <<= 1; |
| 817 | } |
| 818 | |
| 819 | if (status & (IPR_MIDITRANSBUFEMPTY|IPR_MIDIRECVBUFEMPTY)) { |
| 820 | if (chip->midi.interrupt) |
| 821 | chip->midi.interrupt(chip, status); |
| 822 | else |
| 823 | snd_emu10k1x_intr_disable(chip, INTE_MIDITXENABLE|INTE_MIDIRXENABLE); |
| 824 | } |
| 825 | |
| 826 | // acknowledge the interrupt if necessary |
| 827 | outl(status, chip->port + IPR); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 828 | |
Takashi Iwai | 89173bd | 2005-11-17 10:43:53 +0100 | [diff] [blame] | 829 | // snd_printk(KERN_INFO "interrupt %08x\n", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | return IRQ_HANDLED; |
| 831 | } |
| 832 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 833 | static int __devinit snd_emu10k1x_pcm(struct emu10k1x *emu, int device, struct snd_pcm **rpcm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 834 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 835 | struct snd_pcm *pcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 836 | int err; |
| 837 | int capture = 0; |
| 838 | |
| 839 | if (rpcm) |
| 840 | *rpcm = NULL; |
| 841 | if (device == 0) |
| 842 | capture = 1; |
| 843 | |
| 844 | if ((err = snd_pcm_new(emu->card, "emu10k1x", device, 1, capture, &pcm)) < 0) |
| 845 | return err; |
| 846 | |
| 847 | pcm->private_data = emu; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 848 | |
| 849 | switch(device) { |
| 850 | case 0: |
| 851 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1x_playback_ops); |
| 852 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1x_capture_ops); |
| 853 | break; |
| 854 | case 1: |
| 855 | case 2: |
| 856 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1x_playback_ops); |
| 857 | break; |
| 858 | } |
| 859 | |
| 860 | pcm->info_flags = 0; |
| 861 | pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; |
| 862 | switch(device) { |
| 863 | case 0: |
| 864 | strcpy(pcm->name, "EMU10K1X Front"); |
| 865 | break; |
| 866 | case 1: |
| 867 | strcpy(pcm->name, "EMU10K1X Rear"); |
| 868 | break; |
| 869 | case 2: |
| 870 | strcpy(pcm->name, "EMU10K1X Center/LFE"); |
| 871 | break; |
| 872 | } |
| 873 | emu->pcm = pcm; |
| 874 | |
| 875 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, |
| 876 | snd_dma_pci_data(emu->pci), |
| 877 | 32*1024, 32*1024); |
| 878 | |
| 879 | if (rpcm) |
| 880 | *rpcm = pcm; |
| 881 | |
| 882 | return 0; |
| 883 | } |
| 884 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 885 | static int __devinit snd_emu10k1x_create(struct snd_card *card, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 886 | struct pci_dev *pci, |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 887 | struct emu10k1x **rchip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 889 | struct emu10k1x *chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 890 | int err; |
| 891 | int ch; |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 892 | static struct snd_device_ops ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 893 | .dev_free = snd_emu10k1x_dev_free, |
| 894 | }; |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 895 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 896 | *rchip = NULL; |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 897 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 898 | if ((err = pci_enable_device(pci)) < 0) |
| 899 | return err; |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 900 | if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 || |
| 901 | pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 902 | snd_printk(KERN_ERR "error to set 28bit mask DMA\n"); |
| 903 | pci_disable_device(pci); |
| 904 | return -ENXIO; |
| 905 | } |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 906 | |
Takashi Iwai | e560d8d | 2005-09-09 14:21:46 +0200 | [diff] [blame] | 907 | chip = kzalloc(sizeof(*chip), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 908 | if (chip == NULL) { |
| 909 | pci_disable_device(pci); |
| 910 | return -ENOMEM; |
| 911 | } |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 912 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 913 | chip->card = card; |
| 914 | chip->pci = pci; |
| 915 | chip->irq = -1; |
| 916 | |
| 917 | spin_lock_init(&chip->emu_lock); |
| 918 | spin_lock_init(&chip->voice_lock); |
| 919 | |
| 920 | chip->port = pci_resource_start(pci, 0); |
| 921 | if ((chip->res_port = request_region(chip->port, 8, |
| 922 | "EMU10K1X")) == NULL) { |
| 923 | snd_printk(KERN_ERR "emu10k1x: cannot allocate the port 0x%lx\n", chip->port); |
| 924 | snd_emu10k1x_free(chip); |
| 925 | return -EBUSY; |
| 926 | } |
| 927 | |
| 928 | if (request_irq(pci->irq, snd_emu10k1x_interrupt, |
Takashi Iwai | 437a5a4 | 2006-11-21 12:14:23 +0100 | [diff] [blame] | 929 | IRQF_SHARED, "EMU10K1X", chip)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 930 | snd_printk(KERN_ERR "emu10k1x: cannot grab irq %d\n", pci->irq); |
| 931 | snd_emu10k1x_free(chip); |
| 932 | return -EBUSY; |
| 933 | } |
| 934 | chip->irq = pci->irq; |
| 935 | |
| 936 | if(snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), |
| 937 | 4 * 1024, &chip->dma_buffer) < 0) { |
| 938 | snd_emu10k1x_free(chip); |
| 939 | return -ENOMEM; |
| 940 | } |
| 941 | |
| 942 | pci_set_master(pci); |
| 943 | /* read revision & serial */ |
Auke Kok | 44c1013 | 2007-06-08 15:46:36 -0700 | [diff] [blame] | 944 | chip->revision = pci->revision; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 945 | pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &chip->serial); |
| 946 | pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &chip->model); |
| 947 | snd_printk(KERN_INFO "Model %04x Rev %08x Serial %08x\n", chip->model, |
| 948 | chip->revision, chip->serial); |
| 949 | |
| 950 | outl(0, chip->port + INTE); |
| 951 | |
| 952 | for(ch = 0; ch < 3; ch++) { |
| 953 | chip->voices[ch].emu = chip; |
| 954 | chip->voices[ch].number = ch; |
| 955 | } |
| 956 | |
| 957 | /* |
| 958 | * Init to 0x02109204 : |
| 959 | * Clock accuracy = 0 (1000ppm) |
| 960 | * Sample Rate = 2 (48kHz) |
| 961 | * Audio Channel = 1 (Left of 2) |
| 962 | * Source Number = 0 (Unspecified) |
| 963 | * Generation Status = 1 (Original for Cat Code 12) |
| 964 | * Cat Code = 12 (Digital Signal Mixer) |
| 965 | * Mode = 0 (Mode 0) |
| 966 | * Emphasis = 0 (None) |
| 967 | * CP = 1 (Copyright unasserted) |
| 968 | * AN = 0 (Audio data) |
| 969 | * P = 0 (Consumer) |
| 970 | */ |
| 971 | snd_emu10k1x_ptr_write(chip, SPCS0, 0, |
| 972 | chip->spdif_bits[0] = |
| 973 | SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 | |
| 974 | SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | |
| 975 | SPCS_GENERATIONSTATUS | 0x00001200 | |
| 976 | 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT); |
| 977 | snd_emu10k1x_ptr_write(chip, SPCS1, 0, |
| 978 | chip->spdif_bits[1] = |
| 979 | SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 | |
| 980 | SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | |
| 981 | SPCS_GENERATIONSTATUS | 0x00001200 | |
| 982 | 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT); |
| 983 | snd_emu10k1x_ptr_write(chip, SPCS2, 0, |
| 984 | chip->spdif_bits[2] = |
| 985 | SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 | |
| 986 | SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | |
| 987 | SPCS_GENERATIONSTATUS | 0x00001200 | |
| 988 | 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT); |
| 989 | |
| 990 | snd_emu10k1x_ptr_write(chip, SPDIF_SELECT, 0, 0x700); // disable SPDIF |
| 991 | snd_emu10k1x_ptr_write(chip, ROUTING, 0, 0x1003F); // routing |
| 992 | snd_emu10k1x_gpio_write(chip, 0x1080); // analog mode |
| 993 | |
| 994 | outl(HCFG_LOCKSOUNDCACHE|HCFG_AUDIOENABLE, chip->port+HCFG); |
| 995 | |
| 996 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, |
| 997 | chip, &ops)) < 0) { |
| 998 | snd_emu10k1x_free(chip); |
| 999 | return err; |
| 1000 | } |
| 1001 | *rchip = chip; |
| 1002 | return 0; |
| 1003 | } |
| 1004 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1005 | static void snd_emu10k1x_proc_reg_read(struct snd_info_entry *entry, |
| 1006 | struct snd_info_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1007 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1008 | struct emu10k1x *emu = entry->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1009 | unsigned long value,value1,value2; |
| 1010 | unsigned long flags; |
| 1011 | int i; |
| 1012 | |
| 1013 | snd_iprintf(buffer, "Registers:\n\n"); |
| 1014 | for(i = 0; i < 0x20; i+=4) { |
| 1015 | spin_lock_irqsave(&emu->emu_lock, flags); |
| 1016 | value = inl(emu->port + i); |
| 1017 | spin_unlock_irqrestore(&emu->emu_lock, flags); |
| 1018 | snd_iprintf(buffer, "Register %02X: %08lX\n", i, value); |
| 1019 | } |
| 1020 | snd_iprintf(buffer, "\nRegisters\n\n"); |
| 1021 | for(i = 0; i <= 0x48; i++) { |
| 1022 | value = snd_emu10k1x_ptr_read(emu, i, 0); |
| 1023 | if(i < 0x10 || (i >= 0x20 && i < 0x40)) { |
| 1024 | value1 = snd_emu10k1x_ptr_read(emu, i, 1); |
| 1025 | value2 = snd_emu10k1x_ptr_read(emu, i, 2); |
| 1026 | snd_iprintf(buffer, "%02X: %08lX %08lX %08lX\n", i, value, value1, value2); |
| 1027 | } else { |
| 1028 | snd_iprintf(buffer, "%02X: %08lX\n", i, value); |
| 1029 | } |
| 1030 | } |
| 1031 | } |
| 1032 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1033 | static void snd_emu10k1x_proc_reg_write(struct snd_info_entry *entry, |
| 1034 | struct snd_info_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1035 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1036 | struct emu10k1x *emu = entry->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1037 | char line[64]; |
| 1038 | unsigned int reg, channel_id , val; |
| 1039 | |
| 1040 | while (!snd_info_get_line(buffer, line, sizeof(line))) { |
| 1041 | if (sscanf(line, "%x %x %x", ®, &channel_id, &val) != 3) |
| 1042 | continue; |
| 1043 | |
James Courtier-Dutton | 9f4bd5d | 2006-10-01 10:48:04 +0100 | [diff] [blame] | 1044 | if ((reg < 0x49) && (reg >= 0) && (val <= 0xffffffff) |
| 1045 | && (channel_id >= 0) && (channel_id <= 2) ) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1046 | snd_emu10k1x_ptr_write(emu, reg, channel_id, val); |
| 1047 | } |
| 1048 | } |
| 1049 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1050 | static int __devinit snd_emu10k1x_proc_init(struct emu10k1x * emu) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1051 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1052 | struct snd_info_entry *entry; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1053 | |
| 1054 | if(! snd_card_proc_new(emu->card, "emu10k1x_regs", &entry)) { |
Takashi Iwai | bf85020 | 2006-04-28 15:13:41 +0200 | [diff] [blame] | 1055 | snd_info_set_text_ops(entry, emu, snd_emu10k1x_proc_reg_read); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1056 | entry->c.text.write = snd_emu10k1x_proc_reg_write; |
Takashi Iwai | bd7bf04 | 2005-04-12 16:27:28 +0200 | [diff] [blame] | 1057 | entry->mode |= S_IWUSR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1058 | entry->private_data = emu; |
| 1059 | } |
| 1060 | |
| 1061 | return 0; |
| 1062 | } |
| 1063 | |
Takashi Iwai | a5ce889 | 2007-07-23 15:42:26 +0200 | [diff] [blame] | 1064 | #define snd_emu10k1x_shared_spdif_info snd_ctl_boolean_mono_info |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1065 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1066 | static int snd_emu10k1x_shared_spdif_get(struct snd_kcontrol *kcontrol, |
| 1067 | struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1068 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1069 | struct emu10k1x *emu = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1070 | |
| 1071 | ucontrol->value.integer.value[0] = (snd_emu10k1x_ptr_read(emu, SPDIF_SELECT, 0) == 0x700) ? 0 : 1; |
| 1072 | |
| 1073 | return 0; |
| 1074 | } |
| 1075 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1076 | static int snd_emu10k1x_shared_spdif_put(struct snd_kcontrol *kcontrol, |
| 1077 | struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1078 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1079 | struct emu10k1x *emu = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1080 | unsigned int val; |
| 1081 | int change = 0; |
| 1082 | |
| 1083 | val = ucontrol->value.integer.value[0] ; |
| 1084 | |
| 1085 | if (val) { |
| 1086 | // enable spdif output |
| 1087 | snd_emu10k1x_ptr_write(emu, SPDIF_SELECT, 0, 0x000); |
| 1088 | snd_emu10k1x_ptr_write(emu, ROUTING, 0, 0x700); |
| 1089 | snd_emu10k1x_gpio_write(emu, 0x1000); |
| 1090 | } else { |
| 1091 | // disable spdif output |
| 1092 | snd_emu10k1x_ptr_write(emu, SPDIF_SELECT, 0, 0x700); |
| 1093 | snd_emu10k1x_ptr_write(emu, ROUTING, 0, 0x1003F); |
| 1094 | snd_emu10k1x_gpio_write(emu, 0x1080); |
| 1095 | } |
| 1096 | return change; |
| 1097 | } |
| 1098 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1099 | static struct snd_kcontrol_new snd_emu10k1x_shared_spdif __devinitdata = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1100 | { |
| 1101 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 1102 | .name = "Analog/Digital Output Jack", |
| 1103 | .info = snd_emu10k1x_shared_spdif_info, |
| 1104 | .get = snd_emu10k1x_shared_spdif_get, |
| 1105 | .put = snd_emu10k1x_shared_spdif_put |
| 1106 | }; |
| 1107 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1108 | static int snd_emu10k1x_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1109 | { |
| 1110 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; |
| 1111 | uinfo->count = 1; |
| 1112 | return 0; |
| 1113 | } |
| 1114 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1115 | static int snd_emu10k1x_spdif_get(struct snd_kcontrol *kcontrol, |
| 1116 | struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1117 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1118 | struct emu10k1x *emu = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1119 | unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); |
| 1120 | |
| 1121 | ucontrol->value.iec958.status[0] = (emu->spdif_bits[idx] >> 0) & 0xff; |
| 1122 | ucontrol->value.iec958.status[1] = (emu->spdif_bits[idx] >> 8) & 0xff; |
| 1123 | ucontrol->value.iec958.status[2] = (emu->spdif_bits[idx] >> 16) & 0xff; |
| 1124 | ucontrol->value.iec958.status[3] = (emu->spdif_bits[idx] >> 24) & 0xff; |
| 1125 | return 0; |
| 1126 | } |
| 1127 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1128 | static int snd_emu10k1x_spdif_get_mask(struct snd_kcontrol *kcontrol, |
| 1129 | struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1130 | { |
| 1131 | ucontrol->value.iec958.status[0] = 0xff; |
| 1132 | ucontrol->value.iec958.status[1] = 0xff; |
| 1133 | ucontrol->value.iec958.status[2] = 0xff; |
| 1134 | ucontrol->value.iec958.status[3] = 0xff; |
| 1135 | return 0; |
| 1136 | } |
| 1137 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1138 | static int snd_emu10k1x_spdif_put(struct snd_kcontrol *kcontrol, |
| 1139 | struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1140 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1141 | struct emu10k1x *emu = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1142 | unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); |
| 1143 | int change; |
| 1144 | unsigned int val; |
| 1145 | |
| 1146 | val = (ucontrol->value.iec958.status[0] << 0) | |
| 1147 | (ucontrol->value.iec958.status[1] << 8) | |
| 1148 | (ucontrol->value.iec958.status[2] << 16) | |
| 1149 | (ucontrol->value.iec958.status[3] << 24); |
| 1150 | change = val != emu->spdif_bits[idx]; |
| 1151 | if (change) { |
| 1152 | snd_emu10k1x_ptr_write(emu, SPCS0 + idx, 0, val); |
| 1153 | emu->spdif_bits[idx] = val; |
| 1154 | } |
| 1155 | return change; |
| 1156 | } |
| 1157 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1158 | static struct snd_kcontrol_new snd_emu10k1x_spdif_mask_control = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1159 | { |
| 1160 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
Clemens Ladisch | 5549d54 | 2005-08-03 13:50:30 +0200 | [diff] [blame] | 1161 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1162 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), |
| 1163 | .count = 3, |
| 1164 | .info = snd_emu10k1x_spdif_info, |
| 1165 | .get = snd_emu10k1x_spdif_get_mask |
| 1166 | }; |
| 1167 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1168 | static struct snd_kcontrol_new snd_emu10k1x_spdif_control = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1169 | { |
Clemens Ladisch | 5549d54 | 2005-08-03 13:50:30 +0200 | [diff] [blame] | 1170 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1171 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), |
| 1172 | .count = 3, |
| 1173 | .info = snd_emu10k1x_spdif_info, |
| 1174 | .get = snd_emu10k1x_spdif_get, |
| 1175 | .put = snd_emu10k1x_spdif_put |
| 1176 | }; |
| 1177 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1178 | static int __devinit snd_emu10k1x_mixer(struct emu10k1x *emu) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1179 | { |
| 1180 | int err; |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1181 | struct snd_kcontrol *kctl; |
| 1182 | struct snd_card *card = emu->card; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1183 | |
| 1184 | if ((kctl = snd_ctl_new1(&snd_emu10k1x_spdif_mask_control, emu)) == NULL) |
| 1185 | return -ENOMEM; |
| 1186 | if ((err = snd_ctl_add(card, kctl))) |
| 1187 | return err; |
| 1188 | if ((kctl = snd_ctl_new1(&snd_emu10k1x_shared_spdif, emu)) == NULL) |
| 1189 | return -ENOMEM; |
| 1190 | if ((err = snd_ctl_add(card, kctl))) |
| 1191 | return err; |
| 1192 | if ((kctl = snd_ctl_new1(&snd_emu10k1x_spdif_control, emu)) == NULL) |
| 1193 | return -ENOMEM; |
| 1194 | if ((err = snd_ctl_add(card, kctl))) |
| 1195 | return err; |
| 1196 | |
| 1197 | return 0; |
| 1198 | } |
| 1199 | |
| 1200 | #define EMU10K1X_MIDI_MODE_INPUT (1<<0) |
| 1201 | #define EMU10K1X_MIDI_MODE_OUTPUT (1<<1) |
| 1202 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1203 | static inline unsigned char mpu401_read(struct emu10k1x *emu, struct emu10k1x_midi *mpu, int idx) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1204 | { |
| 1205 | return (unsigned char)snd_emu10k1x_ptr_read(emu, mpu->port + idx, 0); |
| 1206 | } |
| 1207 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1208 | static inline void mpu401_write(struct emu10k1x *emu, struct emu10k1x_midi *mpu, int data, int idx) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1209 | { |
| 1210 | snd_emu10k1x_ptr_write(emu, mpu->port + idx, 0, data); |
| 1211 | } |
| 1212 | |
| 1213 | #define mpu401_write_data(emu, mpu, data) mpu401_write(emu, mpu, data, 0) |
| 1214 | #define mpu401_write_cmd(emu, mpu, data) mpu401_write(emu, mpu, data, 1) |
| 1215 | #define mpu401_read_data(emu, mpu) mpu401_read(emu, mpu, 0) |
| 1216 | #define mpu401_read_stat(emu, mpu) mpu401_read(emu, mpu, 1) |
| 1217 | |
| 1218 | #define mpu401_input_avail(emu,mpu) (!(mpu401_read_stat(emu,mpu) & 0x80)) |
| 1219 | #define mpu401_output_ready(emu,mpu) (!(mpu401_read_stat(emu,mpu) & 0x40)) |
| 1220 | |
| 1221 | #define MPU401_RESET 0xff |
| 1222 | #define MPU401_ENTER_UART 0x3f |
| 1223 | #define MPU401_ACK 0xfe |
| 1224 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1225 | static void mpu401_clear_rx(struct emu10k1x *emu, struct emu10k1x_midi *mpu) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1226 | { |
| 1227 | int timeout = 100000; |
| 1228 | for (; timeout > 0 && mpu401_input_avail(emu, mpu); timeout--) |
| 1229 | mpu401_read_data(emu, mpu); |
| 1230 | #ifdef CONFIG_SND_DEBUG |
| 1231 | if (timeout <= 0) |
| 1232 | snd_printk(KERN_ERR "cmd: clear rx timeout (status = 0x%x)\n", mpu401_read_stat(emu, mpu)); |
| 1233 | #endif |
| 1234 | } |
| 1235 | |
| 1236 | /* |
| 1237 | |
| 1238 | */ |
| 1239 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1240 | static void do_emu10k1x_midi_interrupt(struct emu10k1x *emu, |
| 1241 | struct emu10k1x_midi *midi, unsigned int status) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1242 | { |
| 1243 | unsigned char byte; |
| 1244 | |
| 1245 | if (midi->rmidi == NULL) { |
| 1246 | snd_emu10k1x_intr_disable(emu, midi->tx_enable | midi->rx_enable); |
| 1247 | return; |
| 1248 | } |
| 1249 | |
| 1250 | spin_lock(&midi->input_lock); |
| 1251 | if ((status & midi->ipr_rx) && mpu401_input_avail(emu, midi)) { |
| 1252 | if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) { |
| 1253 | mpu401_clear_rx(emu, midi); |
| 1254 | } else { |
| 1255 | byte = mpu401_read_data(emu, midi); |
| 1256 | if (midi->substream_input) |
| 1257 | snd_rawmidi_receive(midi->substream_input, &byte, 1); |
| 1258 | } |
| 1259 | } |
| 1260 | spin_unlock(&midi->input_lock); |
| 1261 | |
| 1262 | spin_lock(&midi->output_lock); |
| 1263 | if ((status & midi->ipr_tx) && mpu401_output_ready(emu, midi)) { |
| 1264 | if (midi->substream_output && |
| 1265 | snd_rawmidi_transmit(midi->substream_output, &byte, 1) == 1) { |
| 1266 | mpu401_write_data(emu, midi, byte); |
| 1267 | } else { |
| 1268 | snd_emu10k1x_intr_disable(emu, midi->tx_enable); |
| 1269 | } |
| 1270 | } |
| 1271 | spin_unlock(&midi->output_lock); |
| 1272 | } |
| 1273 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1274 | static void snd_emu10k1x_midi_interrupt(struct emu10k1x *emu, unsigned int status) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1275 | { |
| 1276 | do_emu10k1x_midi_interrupt(emu, &emu->midi, status); |
| 1277 | } |
| 1278 | |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1279 | static int snd_emu10k1x_midi_cmd(struct emu10k1x * emu, |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1280 | struct emu10k1x_midi *midi, unsigned char cmd, int ack) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1281 | { |
| 1282 | unsigned long flags; |
| 1283 | int timeout, ok; |
| 1284 | |
| 1285 | spin_lock_irqsave(&midi->input_lock, flags); |
| 1286 | mpu401_write_data(emu, midi, 0x00); |
| 1287 | /* mpu401_clear_rx(emu, midi); */ |
| 1288 | |
| 1289 | mpu401_write_cmd(emu, midi, cmd); |
| 1290 | if (ack) { |
| 1291 | ok = 0; |
| 1292 | timeout = 10000; |
| 1293 | while (!ok && timeout-- > 0) { |
| 1294 | if (mpu401_input_avail(emu, midi)) { |
| 1295 | if (mpu401_read_data(emu, midi) == MPU401_ACK) |
| 1296 | ok = 1; |
| 1297 | } |
| 1298 | } |
| 1299 | if (!ok && mpu401_read_data(emu, midi) == MPU401_ACK) |
| 1300 | ok = 1; |
| 1301 | } else { |
| 1302 | ok = 1; |
| 1303 | } |
| 1304 | spin_unlock_irqrestore(&midi->input_lock, flags); |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1305 | if (!ok) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1306 | snd_printk(KERN_ERR "midi_cmd: 0x%x failed at 0x%lx (status = 0x%x, data = 0x%x)!!!\n", |
| 1307 | cmd, emu->port, |
| 1308 | mpu401_read_stat(emu, midi), |
| 1309 | mpu401_read_data(emu, midi)); |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1310 | return 1; |
| 1311 | } |
| 1312 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1313 | } |
| 1314 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1315 | static int snd_emu10k1x_midi_input_open(struct snd_rawmidi_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1316 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1317 | struct emu10k1x *emu; |
| 1318 | struct emu10k1x_midi *midi = substream->rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1319 | unsigned long flags; |
| 1320 | |
| 1321 | emu = midi->emu; |
| 1322 | snd_assert(emu, return -ENXIO); |
| 1323 | spin_lock_irqsave(&midi->open_lock, flags); |
| 1324 | midi->midi_mode |= EMU10K1X_MIDI_MODE_INPUT; |
| 1325 | midi->substream_input = substream; |
| 1326 | if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT)) { |
| 1327 | spin_unlock_irqrestore(&midi->open_lock, flags); |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1328 | if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 1)) |
| 1329 | goto error_out; |
| 1330 | if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_ENTER_UART, 1)) |
| 1331 | goto error_out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1332 | } else { |
| 1333 | spin_unlock_irqrestore(&midi->open_lock, flags); |
| 1334 | } |
| 1335 | return 0; |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1336 | |
| 1337 | error_out: |
| 1338 | return -EIO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1339 | } |
| 1340 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1341 | static int snd_emu10k1x_midi_output_open(struct snd_rawmidi_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1342 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1343 | struct emu10k1x *emu; |
| 1344 | struct emu10k1x_midi *midi = substream->rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1345 | unsigned long flags; |
| 1346 | |
| 1347 | emu = midi->emu; |
| 1348 | snd_assert(emu, return -ENXIO); |
| 1349 | spin_lock_irqsave(&midi->open_lock, flags); |
| 1350 | midi->midi_mode |= EMU10K1X_MIDI_MODE_OUTPUT; |
| 1351 | midi->substream_output = substream; |
| 1352 | if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) { |
| 1353 | spin_unlock_irqrestore(&midi->open_lock, flags); |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1354 | if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 1)) |
| 1355 | goto error_out; |
| 1356 | if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_ENTER_UART, 1)) |
| 1357 | goto error_out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1358 | } else { |
| 1359 | spin_unlock_irqrestore(&midi->open_lock, flags); |
| 1360 | } |
| 1361 | return 0; |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1362 | |
| 1363 | error_out: |
| 1364 | return -EIO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1365 | } |
| 1366 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1367 | static int snd_emu10k1x_midi_input_close(struct snd_rawmidi_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1368 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1369 | struct emu10k1x *emu; |
| 1370 | struct emu10k1x_midi *midi = substream->rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1371 | unsigned long flags; |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1372 | int err = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1373 | |
| 1374 | emu = midi->emu; |
| 1375 | snd_assert(emu, return -ENXIO); |
| 1376 | spin_lock_irqsave(&midi->open_lock, flags); |
| 1377 | snd_emu10k1x_intr_disable(emu, midi->rx_enable); |
| 1378 | midi->midi_mode &= ~EMU10K1X_MIDI_MODE_INPUT; |
| 1379 | midi->substream_input = NULL; |
| 1380 | if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT)) { |
| 1381 | spin_unlock_irqrestore(&midi->open_lock, flags); |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1382 | err = snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1383 | } else { |
| 1384 | spin_unlock_irqrestore(&midi->open_lock, flags); |
| 1385 | } |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1386 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1387 | } |
| 1388 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1389 | static int snd_emu10k1x_midi_output_close(struct snd_rawmidi_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1390 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1391 | struct emu10k1x *emu; |
| 1392 | struct emu10k1x_midi *midi = substream->rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1393 | unsigned long flags; |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1394 | int err = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1395 | |
| 1396 | emu = midi->emu; |
| 1397 | snd_assert(emu, return -ENXIO); |
| 1398 | spin_lock_irqsave(&midi->open_lock, flags); |
| 1399 | snd_emu10k1x_intr_disable(emu, midi->tx_enable); |
| 1400 | midi->midi_mode &= ~EMU10K1X_MIDI_MODE_OUTPUT; |
| 1401 | midi->substream_output = NULL; |
| 1402 | if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) { |
| 1403 | spin_unlock_irqrestore(&midi->open_lock, flags); |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1404 | err = snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1405 | } else { |
| 1406 | spin_unlock_irqrestore(&midi->open_lock, flags); |
| 1407 | } |
Randy Dunlap | b130807 | 2006-07-04 14:25:26 +0200 | [diff] [blame] | 1408 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1409 | } |
| 1410 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1411 | static void snd_emu10k1x_midi_input_trigger(struct snd_rawmidi_substream *substream, int up) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1412 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1413 | struct emu10k1x *emu; |
| 1414 | struct emu10k1x_midi *midi = substream->rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1415 | emu = midi->emu; |
| 1416 | snd_assert(emu, return); |
| 1417 | |
| 1418 | if (up) |
| 1419 | snd_emu10k1x_intr_enable(emu, midi->rx_enable); |
| 1420 | else |
| 1421 | snd_emu10k1x_intr_disable(emu, midi->rx_enable); |
| 1422 | } |
| 1423 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1424 | static void snd_emu10k1x_midi_output_trigger(struct snd_rawmidi_substream *substream, int up) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1425 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1426 | struct emu10k1x *emu; |
| 1427 | struct emu10k1x_midi *midi = substream->rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1428 | unsigned long flags; |
| 1429 | |
| 1430 | emu = midi->emu; |
| 1431 | snd_assert(emu, return); |
| 1432 | |
| 1433 | if (up) { |
| 1434 | int max = 4; |
| 1435 | unsigned char byte; |
| 1436 | |
| 1437 | /* try to send some amount of bytes here before interrupts */ |
| 1438 | spin_lock_irqsave(&midi->output_lock, flags); |
| 1439 | while (max > 0) { |
| 1440 | if (mpu401_output_ready(emu, midi)) { |
| 1441 | if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT) || |
| 1442 | snd_rawmidi_transmit(substream, &byte, 1) != 1) { |
| 1443 | /* no more data */ |
| 1444 | spin_unlock_irqrestore(&midi->output_lock, flags); |
| 1445 | return; |
| 1446 | } |
| 1447 | mpu401_write_data(emu, midi, byte); |
| 1448 | max--; |
| 1449 | } else { |
| 1450 | break; |
| 1451 | } |
| 1452 | } |
| 1453 | spin_unlock_irqrestore(&midi->output_lock, flags); |
| 1454 | snd_emu10k1x_intr_enable(emu, midi->tx_enable); |
| 1455 | } else { |
| 1456 | snd_emu10k1x_intr_disable(emu, midi->tx_enable); |
| 1457 | } |
| 1458 | } |
| 1459 | |
| 1460 | /* |
| 1461 | |
| 1462 | */ |
| 1463 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1464 | static struct snd_rawmidi_ops snd_emu10k1x_midi_output = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1465 | { |
| 1466 | .open = snd_emu10k1x_midi_output_open, |
| 1467 | .close = snd_emu10k1x_midi_output_close, |
| 1468 | .trigger = snd_emu10k1x_midi_output_trigger, |
| 1469 | }; |
| 1470 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1471 | static struct snd_rawmidi_ops snd_emu10k1x_midi_input = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1472 | { |
| 1473 | .open = snd_emu10k1x_midi_input_open, |
| 1474 | .close = snd_emu10k1x_midi_input_close, |
| 1475 | .trigger = snd_emu10k1x_midi_input_trigger, |
| 1476 | }; |
| 1477 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1478 | static void snd_emu10k1x_midi_free(struct snd_rawmidi *rmidi) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1479 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1480 | struct emu10k1x_midi *midi = rmidi->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1481 | midi->interrupt = NULL; |
| 1482 | midi->rmidi = NULL; |
| 1483 | } |
| 1484 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1485 | static int __devinit emu10k1x_midi_init(struct emu10k1x *emu, |
| 1486 | struct emu10k1x_midi *midi, int device, char *name) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1487 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1488 | struct snd_rawmidi *rmidi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1489 | int err; |
| 1490 | |
| 1491 | if ((err = snd_rawmidi_new(emu->card, name, device, 1, 1, &rmidi)) < 0) |
| 1492 | return err; |
| 1493 | midi->emu = emu; |
| 1494 | spin_lock_init(&midi->open_lock); |
| 1495 | spin_lock_init(&midi->input_lock); |
| 1496 | spin_lock_init(&midi->output_lock); |
| 1497 | strcpy(rmidi->name, name); |
| 1498 | snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_emu10k1x_midi_output); |
| 1499 | snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_emu10k1x_midi_input); |
| 1500 | rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | |
| 1501 | SNDRV_RAWMIDI_INFO_INPUT | |
| 1502 | SNDRV_RAWMIDI_INFO_DUPLEX; |
| 1503 | rmidi->private_data = midi; |
| 1504 | rmidi->private_free = snd_emu10k1x_midi_free; |
| 1505 | midi->rmidi = rmidi; |
| 1506 | return 0; |
| 1507 | } |
| 1508 | |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1509 | static int __devinit snd_emu10k1x_midi(struct emu10k1x *emu) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1510 | { |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1511 | struct emu10k1x_midi *midi = &emu->midi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1512 | int err; |
| 1513 | |
| 1514 | if ((err = emu10k1x_midi_init(emu, midi, 0, "EMU10K1X MPU-401 (UART)")) < 0) |
| 1515 | return err; |
| 1516 | |
| 1517 | midi->tx_enable = INTE_MIDITXENABLE; |
| 1518 | midi->rx_enable = INTE_MIDIRXENABLE; |
| 1519 | midi->port = MUDATA; |
| 1520 | midi->ipr_tx = IPR_MIDITRANSBUFEMPTY; |
| 1521 | midi->ipr_rx = IPR_MIDIRECVBUFEMPTY; |
| 1522 | midi->interrupt = snd_emu10k1x_midi_interrupt; |
| 1523 | return 0; |
| 1524 | } |
| 1525 | |
| 1526 | static int __devinit snd_emu10k1x_probe(struct pci_dev *pci, |
| 1527 | const struct pci_device_id *pci_id) |
| 1528 | { |
| 1529 | static int dev; |
Takashi Iwai | 4b32f1a | 2005-11-17 14:50:31 +0100 | [diff] [blame] | 1530 | struct snd_card *card; |
| 1531 | struct emu10k1x *chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1532 | int err; |
| 1533 | |
| 1534 | if (dev >= SNDRV_CARDS) |
| 1535 | return -ENODEV; |
| 1536 | if (!enable[dev]) { |
| 1537 | dev++; |
| 1538 | return -ENOENT; |
| 1539 | } |
| 1540 | |
| 1541 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); |
| 1542 | if (card == NULL) |
| 1543 | return -ENOMEM; |
| 1544 | |
| 1545 | if ((err = snd_emu10k1x_create(card, pci, &chip)) < 0) { |
| 1546 | snd_card_free(card); |
| 1547 | return err; |
| 1548 | } |
| 1549 | |
| 1550 | if ((err = snd_emu10k1x_pcm(chip, 0, NULL)) < 0) { |
| 1551 | snd_card_free(card); |
| 1552 | return err; |
| 1553 | } |
| 1554 | if ((err = snd_emu10k1x_pcm(chip, 1, NULL)) < 0) { |
| 1555 | snd_card_free(card); |
| 1556 | return err; |
| 1557 | } |
| 1558 | if ((err = snd_emu10k1x_pcm(chip, 2, NULL)) < 0) { |
| 1559 | snd_card_free(card); |
| 1560 | return err; |
| 1561 | } |
| 1562 | |
| 1563 | if ((err = snd_emu10k1x_ac97(chip)) < 0) { |
| 1564 | snd_card_free(card); |
| 1565 | return err; |
| 1566 | } |
| 1567 | |
| 1568 | if ((err = snd_emu10k1x_mixer(chip)) < 0) { |
| 1569 | snd_card_free(card); |
| 1570 | return err; |
| 1571 | } |
| 1572 | |
| 1573 | if ((err = snd_emu10k1x_midi(chip)) < 0) { |
| 1574 | snd_card_free(card); |
| 1575 | return err; |
| 1576 | } |
| 1577 | |
| 1578 | snd_emu10k1x_proc_init(chip); |
| 1579 | |
| 1580 | strcpy(card->driver, "EMU10K1X"); |
| 1581 | strcpy(card->shortname, "Dell Sound Blaster Live!"); |
| 1582 | sprintf(card->longname, "%s at 0x%lx irq %i", |
| 1583 | card->shortname, chip->port, chip->irq); |
| 1584 | |
Takashi Iwai | 682fc0a | 2007-11-26 08:45:43 +0100 | [diff] [blame] | 1585 | snd_card_set_dev(card, &pci->dev); |
| 1586 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1587 | if ((err = snd_card_register(card)) < 0) { |
| 1588 | snd_card_free(card); |
| 1589 | return err; |
| 1590 | } |
| 1591 | |
| 1592 | pci_set_drvdata(pci, card); |
| 1593 | dev++; |
| 1594 | return 0; |
| 1595 | } |
| 1596 | |
| 1597 | static void __devexit snd_emu10k1x_remove(struct pci_dev *pci) |
| 1598 | { |
| 1599 | snd_card_free(pci_get_drvdata(pci)); |
| 1600 | pci_set_drvdata(pci, NULL); |
| 1601 | } |
| 1602 | |
| 1603 | // PCI IDs |
Takashi Iwai | f40b689 | 2006-07-05 16:51:05 +0200 | [diff] [blame] | 1604 | static struct pci_device_id snd_emu10k1x_ids[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1605 | { 0x1102, 0x0006, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Dell OEM version (EMU10K1) */ |
| 1606 | { 0, } |
| 1607 | }; |
| 1608 | MODULE_DEVICE_TABLE(pci, snd_emu10k1x_ids); |
| 1609 | |
| 1610 | // pci_driver definition |
| 1611 | static struct pci_driver driver = { |
| 1612 | .name = "EMU10K1X", |
| 1613 | .id_table = snd_emu10k1x_ids, |
| 1614 | .probe = snd_emu10k1x_probe, |
| 1615 | .remove = __devexit_p(snd_emu10k1x_remove), |
| 1616 | }; |
| 1617 | |
| 1618 | // initialization of the module |
| 1619 | static int __init alsa_card_emu10k1x_init(void) |
| 1620 | { |
Alexey Dobriyan | 80b556f | 2006-08-16 12:56:53 +0200 | [diff] [blame] | 1621 | return pci_register_driver(&driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1622 | } |
| 1623 | |
| 1624 | // clean up the module |
| 1625 | static void __exit alsa_card_emu10k1x_exit(void) |
| 1626 | { |
| 1627 | pci_unregister_driver(&driver); |
| 1628 | } |
| 1629 | |
| 1630 | module_init(alsa_card_emu10k1x_init) |
| 1631 | module_exit(alsa_card_emu10k1x_exit) |