Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 1 | /* |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 2 | * SAA713x ALSA support for V4L |
| 3 | * Ricardo Cerqueira <v4l@cerqueira.org> |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 4 | * |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 5 | * |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 6 | * Caveats: |
| 7 | * I still haven't got the mixer settings right. |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 8 | * |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 9 | * - Volume doesn't work (it's always at max) |
| 10 | * - There's no "memory" of the capture channel. It can be changed, |
| 11 | * but alsamixer doesn't show it after a module restart (rmmod/insmod) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 12 | * |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 13 | * Hotswapping DOES NOT work yet! Please remove the module before |
| 14 | * inserting cardbus cards. pcmcia-cs or pccardd should load it |
| 15 | * properly after insertion, and things will work |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 16 | * |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 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, version 2 |
| 20 | * |
| 21 | * This program is distributed in the hope that it will be useful, |
| 22 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 24 | * GNU General Public License for more details. |
| 25 | * |
| 26 | * You should have received a copy of the GNU General Public License |
| 27 | * along with this program; if not, write to the Free Software |
| 28 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 29 | * |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 30 | */ |
| 31 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 32 | #include <sound/driver.h> |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 33 | #include <linux/init.h> |
| 34 | #include <linux/slab.h> |
| 35 | #include <linux/time.h> |
| 36 | #include <linux/wait.h> |
| 37 | #include <linux/moduleparam.h> |
| 38 | #include <linux/module.h> |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 39 | #include <sound/core.h> |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 40 | #include <sound/control.h> |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 41 | #include <sound/pcm.h> |
| 42 | #include <sound/rawmidi.h> |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 43 | #include <sound/initval.h> |
| 44 | |
| 45 | #include "saa7134.h" |
| 46 | #include "saa7134-reg.h" |
| 47 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 48 | static unsigned int alsa_debug = 0; |
| 49 | module_param(alsa_debug, int, 0644); |
| 50 | MODULE_PARM_DESC(alsa_debug,"enable debug messages [alsa]"); |
| 51 | |
| 52 | #define MAX_PCM_DEVICES 1 |
| 53 | #define MAX_PCM_SUBSTREAMS 1 |
| 54 | |
| 55 | /* defaults */ |
| 56 | #define MAX_BUFFER_SIZE (256*1024) |
| 57 | #define USE_FORMATS SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U16_BE |
| 58 | #define USE_RATE SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |
| 59 | #define USE_RATE_MIN 32000 |
| 60 | #define USE_RATE_MAX 48000 |
| 61 | #define USE_CHANNELS_MIN 1 |
| 62 | #define USE_CHANNELS_MAX 2 |
| 63 | #ifndef USE_PERIODS_MIN |
| 64 | #define USE_PERIODS_MIN 2 |
| 65 | #endif |
| 66 | #ifndef USE_PERIODS_MAX |
| 67 | #define USE_PERIODS_MAX 1024 |
| 68 | #endif |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 69 | |
| 70 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 71 | #define dprintk(fmt, arg...) if (alsa_debug) \ |
| 72 | printk(KERN_DEBUG "%s/alsa: " fmt, dev->name , ## arg) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 73 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 74 | |
| 75 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
| 76 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 77 | static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0}; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 78 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 79 | #define MIXER_ADDR_TVTUNER 0 |
| 80 | #define MIXER_ADDR_LINE1 1 |
| 81 | #define MIXER_ADDR_LINE2 2 |
| 82 | #define MIXER_ADDR_LAST 2 |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 83 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 84 | typedef struct snd_card_saa7134 { |
| 85 | snd_card_t *card; |
| 86 | spinlock_t mixer_lock; |
| 87 | int mixer_volume[MIXER_ADDR_LAST+1][2]; |
| 88 | int capture_source[MIXER_ADDR_LAST+1][2]; |
| 89 | struct pci_dev *pci; |
| 90 | struct saa7134_dev *saadev; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 91 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 92 | unsigned long iobase; |
| 93 | int irq; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 94 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 95 | spinlock_t lock; |
| 96 | } snd_card_saa7134_t; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 97 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 98 | typedef struct snd_card_saa7134_pcm { |
| 99 | struct saa7134_dev *saadev; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 100 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 101 | spinlock_t lock; |
| 102 | unsigned int pcm_size; /* buffer size */ |
| 103 | unsigned int pcm_count; /* bytes per period */ |
| 104 | unsigned int pcm_bps; /* bytes per second */ |
| 105 | snd_pcm_substream_t *substream; |
| 106 | } snd_card_saa7134_pcm_t; |
| 107 | |
| 108 | static snd_card_t *snd_saa7134_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; |
| 109 | |
| 110 | static void saa7134_dma_stop(struct saa7134_dev *dev) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 111 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 112 | dev->oss.dma_blk = -1; |
| 113 | dev->oss.dma_running = 0; |
| 114 | saa7134_set_dmabits(dev); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 115 | } |
| 116 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 117 | static void saa7134_dma_start(struct saa7134_dev *dev) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 118 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 119 | dev->oss.dma_blk = 0; |
| 120 | dev->oss.dma_running = 1; |
| 121 | saa7134_set_dmabits(dev); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 122 | } |
| 123 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 124 | void saa7134_irq_alsa_done(struct saa7134_dev *dev, unsigned long status) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 125 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 126 | int next_blk, reg = 0; |
| 127 | |
| 128 | spin_lock(&dev->slock); |
| 129 | if (UNSET == dev->oss.dma_blk) { |
| 130 | dprintk("irq: recording stopped\n"); |
| 131 | goto done; |
| 132 | } |
| 133 | if (0 != (status & 0x0f000000)) |
| 134 | dprintk("irq: lost %ld\n", (status >> 24) & 0x0f); |
| 135 | if (0 == (status & 0x10000000)) { |
| 136 | /* odd */ |
| 137 | if (0 == (dev->oss.dma_blk & 0x01)) |
| 138 | reg = SAA7134_RS_BA1(6); |
| 139 | } else { |
| 140 | /* even */ |
| 141 | if (1 == (dev->oss.dma_blk & 0x01)) |
| 142 | reg = SAA7134_RS_BA2(6); |
| 143 | } |
| 144 | if (0 == reg) { |
| 145 | dprintk("irq: field oops [%s]\n", |
| 146 | (status & 0x10000000) ? "even" : "odd"); |
| 147 | goto done; |
| 148 | } |
| 149 | |
| 150 | if (dev->oss.read_count >= dev->oss.blksize * (dev->oss.blocks-2)) { |
| 151 | dprintk("irq: overrun [full=%d/%d] - Blocks in %d\n",dev->oss.read_count, |
| 152 | dev->oss.bufsize, dev->oss.blocks); |
| 153 | saa7134_dma_stop(dev); |
| 154 | goto done; |
| 155 | } |
| 156 | |
| 157 | /* next block addr */ |
| 158 | next_blk = (dev->oss.dma_blk + 2) % dev->oss.blocks; |
| 159 | saa_writel(reg,next_blk * dev->oss.blksize); |
| 160 | if (alsa_debug > 2) |
| 161 | dprintk("irq: ok, %s, next_blk=%d, addr=%x, blocks=%u, size=%u, read=%u\n", |
| 162 | (status & 0x10000000) ? "even" : "odd ", next_blk, |
| 163 | next_blk * dev->oss.blksize, dev->oss.blocks, dev->oss.blksize, dev->oss.read_count); |
| 164 | |
| 165 | |
| 166 | /* update status & wake waiting readers */ |
| 167 | dev->oss.dma_blk = (dev->oss.dma_blk + 1) % dev->oss.blocks; |
| 168 | dev->oss.read_count += dev->oss.blksize; |
| 169 | |
| 170 | dev->oss.recording_on = reg; |
| 171 | |
| 172 | if (dev->oss.read_count >= snd_pcm_lib_period_bytes(dev->oss.substream)) { |
| 173 | spin_unlock(&dev->slock); |
| 174 | snd_pcm_period_elapsed(dev->oss.substream); |
| 175 | spin_lock(&dev->slock); |
| 176 | } |
| 177 | done: |
| 178 | spin_unlock(&dev->slock); |
| 179 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 180 | } |
| 181 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 182 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 183 | static int snd_card_saa7134_capture_trigger(snd_pcm_substream_t * substream, |
| 184 | int cmd) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 185 | { |
| 186 | return 0; |
| 187 | } |
| 188 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 189 | static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 190 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 191 | if (blksize < 0x100) |
| 192 | blksize = 0x100; |
| 193 | if (blksize > 0x10000) |
| 194 | blksize = 0x10000; |
| 195 | |
| 196 | if (blocks < 2) |
| 197 | blocks = 2; |
| 198 | if ((blksize * blocks) > 1024*1024) |
| 199 | blocks = 1024*1024 / blksize; |
| 200 | |
| 201 | dev->oss.blocks = blocks; |
| 202 | dev->oss.blksize = blksize; |
| 203 | dev->oss.bufsize = blksize * blocks; |
| 204 | |
| 205 | dprintk("buffer config: %d blocks / %d bytes, %d kB total\n", |
| 206 | blocks,blksize,blksize * blocks / 1024); |
| 207 | return 0; |
| 208 | } |
| 209 | |
| 210 | static int dsp_buffer_init(struct saa7134_dev *dev) |
| 211 | { |
| 212 | int err; |
| 213 | |
| 214 | if (!dev->oss.bufsize) |
| 215 | BUG(); |
| 216 | videobuf_dma_init(&dev->oss.dma); |
| 217 | err = videobuf_dma_init_kernel(&dev->oss.dma, PCI_DMA_FROMDEVICE, |
| 218 | (dev->oss.bufsize + PAGE_SIZE) >> PAGE_SHIFT); |
| 219 | if (0 != err) |
| 220 | return err; |
| 221 | return 0; |
| 222 | } |
| 223 | |
| 224 | |
| 225 | static int snd_card_saa7134_pcm_prepare(snd_pcm_substream_t * substream) |
| 226 | { |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 227 | snd_pcm_runtime_t *runtime = substream->runtime; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 228 | int err, bswap, sign; |
| 229 | u32 fmt, control; |
| 230 | unsigned long flags; |
| 231 | snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); |
| 232 | struct saa7134_dev *dev; |
| 233 | snd_card_saa7134_pcm_t *saapcm = runtime->private_data; |
| 234 | unsigned int bps; |
| 235 | unsigned long size; |
| 236 | unsigned count; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 237 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 238 | size = snd_pcm_lib_buffer_bytes(substream); |
| 239 | count = snd_pcm_lib_period_bytes(substream); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 240 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 241 | saapcm->saadev->oss.substream = substream; |
| 242 | bps = runtime->rate * runtime->channels; |
| 243 | bps *= snd_pcm_format_width(runtime->format); |
| 244 | bps /= 8; |
| 245 | if (bps <= 0) |
| 246 | return -EINVAL; |
| 247 | saapcm->pcm_bps = bps; |
| 248 | saapcm->pcm_size = snd_pcm_lib_buffer_bytes(substream); |
| 249 | saapcm->pcm_count = snd_pcm_lib_period_bytes(substream); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 250 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 251 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 252 | dev=saa7134->saadev; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 253 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 254 | dsp_buffer_conf(dev,saapcm->pcm_count,(saapcm->pcm_size/saapcm->pcm_count)); |
| 255 | |
| 256 | err = dsp_buffer_init(dev); |
| 257 | if (0 != err) |
| 258 | goto fail2; |
| 259 | |
| 260 | /* prepare buffer */ |
| 261 | if (0 != (err = videobuf_dma_pci_map(dev->pci,&dev->oss.dma))) |
| 262 | return err; |
| 263 | if (0 != (err = saa7134_pgtable_alloc(dev->pci,&dev->oss.pt))) |
| 264 | goto fail1; |
| 265 | if (0 != (err = saa7134_pgtable_build(dev->pci,&dev->oss.pt, |
| 266 | dev->oss.dma.sglist, |
| 267 | dev->oss.dma.sglen, |
| 268 | 0))) |
| 269 | goto fail2; |
| 270 | |
| 271 | |
| 272 | |
| 273 | switch (runtime->format) { |
| 274 | case SNDRV_PCM_FORMAT_U8: |
| 275 | case SNDRV_PCM_FORMAT_S8: |
| 276 | fmt = 0x00; |
| 277 | break; |
| 278 | case SNDRV_PCM_FORMAT_U16_LE: |
| 279 | case SNDRV_PCM_FORMAT_U16_BE: |
| 280 | case SNDRV_PCM_FORMAT_S16_LE: |
| 281 | case SNDRV_PCM_FORMAT_S16_BE: |
| 282 | fmt = 0x01; |
| 283 | break; |
| 284 | default: |
| 285 | err = -EINVAL; |
| 286 | return 1; |
| 287 | } |
| 288 | |
| 289 | switch (runtime->format) { |
| 290 | case SNDRV_PCM_FORMAT_S8: |
| 291 | case SNDRV_PCM_FORMAT_S16_LE: |
| 292 | case SNDRV_PCM_FORMAT_S16_BE: |
| 293 | sign = 1; |
| 294 | break; |
| 295 | default: |
| 296 | sign = 0; |
| 297 | break; |
| 298 | } |
| 299 | |
| 300 | switch (runtime->format) { |
| 301 | case SNDRV_PCM_FORMAT_U16_BE: |
| 302 | case SNDRV_PCM_FORMAT_S16_BE: |
| 303 | bswap = 1; break; |
| 304 | default: |
| 305 | bswap = 0; break; |
| 306 | } |
| 307 | |
| 308 | switch (dev->pci->device) { |
| 309 | case PCI_DEVICE_ID_PHILIPS_SAA7134: |
| 310 | if (1 == runtime->channels) |
| 311 | fmt |= (1 << 3); |
| 312 | if (2 == runtime->channels) |
| 313 | fmt |= (3 << 3); |
| 314 | if (sign) |
| 315 | fmt |= 0x04; |
| 316 | |
| 317 | fmt |= (MIXER_ADDR_TVTUNER == dev->oss.input) ? 0xc0 : 0x80; |
| 318 | saa_writeb(SAA7134_NUM_SAMPLES0, ((dev->oss.blksize - 1) & 0x0000ff)); |
| 319 | saa_writeb(SAA7134_NUM_SAMPLES1, ((dev->oss.blksize - 1) & 0x00ff00) >> 8); |
| 320 | saa_writeb(SAA7134_NUM_SAMPLES2, ((dev->oss.blksize - 1) & 0xff0000) >> 16); |
| 321 | saa_writeb(SAA7134_AUDIO_FORMAT_CTRL, fmt); |
| 322 | |
| 323 | break; |
| 324 | case PCI_DEVICE_ID_PHILIPS_SAA7133: |
| 325 | case PCI_DEVICE_ID_PHILIPS_SAA7135: |
| 326 | if (1 == runtime->channels) |
| 327 | fmt |= (1 << 4); |
| 328 | if (2 == runtime->channels) |
| 329 | fmt |= (2 << 4); |
| 330 | if (!sign) |
| 331 | fmt |= 0x04; |
| 332 | //saa_writel(SAA7133_NUM_SAMPLES, dev->oss.blksize -1); |
| 333 | saa_writel(SAA7133_NUM_SAMPLES, dev->oss.blksize -1); |
| 334 | saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210 | (fmt << 24)); |
| 335 | //saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210); |
| 336 | break; |
| 337 | } |
| 338 | |
| 339 | dprintk("rec_start: afmt=%d ch=%d => fmt=0x%x swap=%c\n", |
| 340 | runtime->format, runtime->channels, fmt, |
| 341 | bswap ? 'b' : '-'); |
| 342 | /* dma: setup channel 6 (= AUDIO) */ |
| 343 | control = SAA7134_RS_CONTROL_BURST_16 | |
| 344 | SAA7134_RS_CONTROL_ME | |
| 345 | (dev->oss.pt.dma >> 12); |
| 346 | if (bswap) |
| 347 | control |= SAA7134_RS_CONTROL_BSWAP; |
| 348 | |
| 349 | runtime->dma_area = dev->oss.dma.vmalloc; |
| 350 | saa_writel(SAA7134_RS_BA1(6),0); |
| 351 | saa_writel(SAA7134_RS_BA2(6),dev->oss.blksize); |
| 352 | saa_writel(SAA7134_RS_PITCH(6),0); |
| 353 | saa_writel(SAA7134_RS_CONTROL(6),control); |
| 354 | |
| 355 | dev->oss.rate = runtime->rate; |
| 356 | /* start dma */ |
| 357 | spin_lock_irqsave(&dev->slock,flags); |
| 358 | saa7134_dma_start(dev); |
| 359 | spin_unlock_irqrestore(&dev->slock,flags); |
| 360 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 361 | return 0; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 362 | fail2: |
| 363 | saa7134_pgtable_free(dev->pci,&dev->oss.pt); |
| 364 | fail1: |
| 365 | videobuf_dma_pci_unmap(dev->pci,&dev->oss.dma); |
| 366 | return err; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 367 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 368 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 369 | } |
| 370 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 371 | static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 372 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 373 | return snd_card_saa7134_pcm_prepare(substream); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 374 | } |
| 375 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 376 | static snd_pcm_uframes_t snd_card_saa7134_pointer(snd_pcm_substream_t * substream) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 377 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 378 | snd_pcm_runtime_t *runtime = substream->runtime; |
| 379 | snd_card_saa7134_pcm_t *saapcm = runtime->private_data; |
| 380 | struct saa7134_dev *dev=saapcm->saadev; |
| 381 | |
| 382 | |
| 383 | |
| 384 | if (dev->oss.read_count) { |
| 385 | dev->oss.read_count -= snd_pcm_lib_period_bytes(substream); |
| 386 | dev->oss.read_offset += snd_pcm_lib_period_bytes(substream); |
| 387 | if (dev->oss.read_offset == dev->oss.bufsize) |
| 388 | dev->oss.read_offset = 0; |
| 389 | } |
| 390 | |
| 391 | //return bytes_to_frames(runtime, saa_readl(dev->oss.recording_on)); |
| 392 | return bytes_to_frames(runtime, dev->oss.read_offset); |
| 393 | } |
| 394 | |
| 395 | |
| 396 | static snd_pcm_uframes_t snd_card_saa7134_capture_pointer(snd_pcm_substream_t * substream) |
| 397 | { |
| 398 | return snd_card_saa7134_pointer(substream); |
| 399 | } |
| 400 | |
| 401 | static snd_pcm_hardware_t snd_card_saa7134_capture = |
| 402 | { |
| 403 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
| 404 | SNDRV_PCM_INFO_BLOCK_TRANSFER | |
| 405 | SNDRV_PCM_INFO_MMAP_VALID), |
| 406 | .formats = USE_FORMATS, |
| 407 | .rates = USE_RATE, |
| 408 | .rate_min = USE_RATE_MIN, |
| 409 | .rate_max = USE_RATE_MAX, |
| 410 | .channels_min = USE_CHANNELS_MIN, |
| 411 | .channels_max = USE_CHANNELS_MAX, |
| 412 | .buffer_bytes_max = MAX_BUFFER_SIZE, |
| 413 | .period_bytes_min = 64, |
| 414 | .period_bytes_max = MAX_BUFFER_SIZE, |
| 415 | .periods_min = USE_PERIODS_MIN, |
| 416 | .periods_max = USE_PERIODS_MAX, |
| 417 | .fifo_size = 0x08070503, |
| 418 | }; |
| 419 | |
| 420 | static void snd_card_saa7134_runtime_free(snd_pcm_runtime_t *runtime) |
| 421 | { |
| 422 | snd_card_saa7134_pcm_t *saapcm = runtime->private_data; |
| 423 | |
| 424 | kfree(saapcm); |
| 425 | } |
| 426 | |
| 427 | |
| 428 | static int snd_card_saa7134_hw_params(snd_pcm_substream_t * substream, |
| 429 | snd_pcm_hw_params_t * hw_params) |
| 430 | { |
| 431 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 432 | return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 433 | |
| 434 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 435 | } |
| 436 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 437 | static int snd_card_saa7134_hw_free(snd_pcm_substream_t * substream) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 438 | { |
| 439 | return snd_pcm_lib_free_pages(substream); |
| 440 | } |
| 441 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 442 | static int dsp_buffer_free(struct saa7134_dev *dev) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 443 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 444 | if (!dev->oss.blksize) |
| 445 | BUG(); |
| 446 | |
| 447 | videobuf_dma_free(&dev->oss.dma); |
| 448 | |
| 449 | dev->oss.blocks = 0; |
| 450 | dev->oss.blksize = 0; |
| 451 | dev->oss.bufsize = 0; |
| 452 | |
| 453 | return 0; |
| 454 | } |
| 455 | |
| 456 | |
| 457 | static int saa7134_cap_close(struct saa7134_dev *dev) |
| 458 | { |
| 459 | unsigned long flags; |
| 460 | |
| 461 | /* stop dma */ |
| 462 | spin_lock_irqsave(&dev->slock,flags); |
| 463 | saa7134_dma_stop(dev); |
| 464 | spin_unlock_irqrestore(&dev->slock,flags); |
| 465 | |
| 466 | /* unlock buffer */ |
| 467 | saa7134_pgtable_free(dev->pci,&dev->oss.pt); |
| 468 | videobuf_dma_pci_unmap(dev->pci,&dev->oss.dma); |
| 469 | |
| 470 | dsp_buffer_free(dev); |
| 471 | return 0; |
| 472 | } |
| 473 | |
| 474 | |
| 475 | static int saa7134_cap_open(struct saa7134_dev *dev) { |
| 476 | |
| 477 | down(&dev->oss.lock); |
| 478 | |
| 479 | dev->oss.afmt = SNDRV_PCM_FORMAT_U8; |
| 480 | dev->oss.channels = 2; |
| 481 | dev->oss.read_count = 0; |
| 482 | dev->oss.read_offset = 0; |
| 483 | |
| 484 | up(&dev->oss.lock); |
| 485 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 486 | return 0; |
| 487 | } |
| 488 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 489 | static int snd_card_saa7134_capture_open(snd_pcm_substream_t * substream) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 490 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 491 | snd_pcm_runtime_t *runtime = substream->runtime; |
| 492 | snd_card_saa7134_pcm_t *saapcm; |
| 493 | snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 494 | int err; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 495 | |
| 496 | saa7134_cap_open(saa7134->saadev); |
| 497 | |
| 498 | saapcm = kcalloc(1, sizeof(*saapcm), GFP_KERNEL); |
| 499 | if (saapcm == NULL) |
| 500 | return -ENOMEM; |
| 501 | saapcm->saadev=saa7134->saadev; |
| 502 | |
| 503 | spin_lock_init(&saapcm->lock); |
| 504 | |
| 505 | saapcm->substream = substream; |
| 506 | runtime->private_data = saapcm; |
| 507 | runtime->private_free = snd_card_saa7134_runtime_free; |
| 508 | runtime->hw = snd_card_saa7134_capture; |
| 509 | |
| 510 | if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) |
| 511 | return err; |
| 512 | |
| 513 | return 0; |
| 514 | } |
| 515 | |
| 516 | static int snd_card_saa7134_capture_close(snd_pcm_substream_t * substream) |
| 517 | { |
| 518 | snd_card_saa7134_t *chip = snd_pcm_substream_chip(substream); |
| 519 | |
| 520 | saa7134_cap_close(chip->saadev); |
| 521 | return 0; |
| 522 | } |
| 523 | |
| 524 | static snd_pcm_ops_t snd_card_saa7134_capture_ops = { |
| 525 | .open = snd_card_saa7134_capture_open, |
| 526 | .close = snd_card_saa7134_capture_close, |
| 527 | .ioctl = snd_pcm_lib_ioctl, |
| 528 | .hw_params = snd_card_saa7134_hw_params, |
| 529 | .hw_free = snd_card_saa7134_hw_free, |
| 530 | .prepare = snd_card_saa7134_capture_prepare, |
| 531 | .trigger = snd_card_saa7134_capture_trigger, |
| 532 | .pointer = snd_card_saa7134_capture_pointer, |
| 533 | }; |
| 534 | |
| 535 | static int __init snd_card_saa7134_pcm(snd_card_saa7134_t *saa7134, int device) |
| 536 | { |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 537 | snd_pcm_t *pcm; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 538 | int err; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 539 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 540 | if ((err = snd_pcm_new(saa7134->card, "SAA7134 PCM", device, 0, 1, &pcm)) < 0) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 541 | return err; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 542 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_card_saa7134_capture_ops); |
| 543 | pcm->private_data = saa7134; |
| 544 | pcm->info_flags = 0; |
| 545 | strcpy(pcm->name, "SAA7134 PCM"); |
| 546 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, |
| 547 | snd_dma_pci_data(saa7134->pci), |
| 548 | 128*1024, 256*1024); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 549 | return 0; |
| 550 | } |
| 551 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 552 | #define SAA713x_VOLUME(xname, xindex, addr) \ |
| 553 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ |
| 554 | .info = snd_saa7134_volume_info, \ |
| 555 | .get = snd_saa7134_volume_get, .put = snd_saa7134_volume_put, \ |
| 556 | .private_value = addr } |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 557 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 558 | static int snd_saa7134_volume_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo) |
| 559 | { |
| 560 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 561 | uinfo->count = 2; |
| 562 | uinfo->value.integer.min = 0; |
| 563 | uinfo->value.integer.max = 20; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 564 | return 0; |
| 565 | } |
| 566 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 567 | static int snd_saa7134_volume_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 568 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 569 | snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); |
| 570 | unsigned long flags; |
| 571 | int addr = kcontrol->private_value; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 572 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 573 | spin_lock_irqsave(&chip->mixer_lock, flags); |
| 574 | ucontrol->value.integer.value[0] = chip->mixer_volume[addr][0]; |
| 575 | ucontrol->value.integer.value[1] = chip->mixer_volume[addr][1]; |
| 576 | spin_unlock_irqrestore(&chip->mixer_lock, flags); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 577 | return 0; |
| 578 | } |
| 579 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 580 | static int snd_saa7134_volume_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 581 | { |
| 582 | snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); |
| 583 | unsigned long flags; |
| 584 | int change, addr = kcontrol->private_value; |
| 585 | int left, right; |
| 586 | |
| 587 | left = ucontrol->value.integer.value[0]; |
| 588 | if (left < 0) |
| 589 | left = 0; |
| 590 | if (left > 20) |
| 591 | left = 20; |
| 592 | right = ucontrol->value.integer.value[1]; |
| 593 | if (right < 0) |
| 594 | right = 0; |
| 595 | if (right > 20) |
| 596 | right = 20; |
| 597 | spin_lock_irqsave(&chip->mixer_lock, flags); |
| 598 | change = chip->mixer_volume[addr][0] != left || |
| 599 | chip->mixer_volume[addr][1] != right; |
| 600 | chip->mixer_volume[addr][0] = left; |
| 601 | chip->mixer_volume[addr][1] = right; |
| 602 | spin_unlock_irqrestore(&chip->mixer_lock, flags); |
| 603 | return change; |
| 604 | } |
| 605 | |
| 606 | #define SAA713x_CAPSRC(xname, xindex, addr) \ |
| 607 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ |
| 608 | .info = snd_saa7134_capsrc_info, \ |
| 609 | .get = snd_saa7134_capsrc_get, .put = snd_saa7134_capsrc_put, \ |
| 610 | .private_value = addr } |
| 611 | |
| 612 | static int snd_saa7134_capsrc_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo) |
| 613 | { |
| 614 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; |
| 615 | uinfo->count = 1; |
| 616 | uinfo->value.integer.min = 0; |
| 617 | uinfo->value.integer.max = 1; |
| 618 | return 0; |
| 619 | } |
| 620 | |
| 621 | static int snd_saa7134_capsrc_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 622 | { |
| 623 | snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); |
| 624 | unsigned long flags; |
| 625 | int addr = kcontrol->private_value; |
| 626 | |
| 627 | spin_lock_irqsave(&chip->mixer_lock, flags); |
| 628 | ucontrol->value.integer.value[0] = chip->capture_source[addr][0]; |
| 629 | ucontrol->value.integer.value[1] = chip->capture_source[addr][1]; |
| 630 | spin_unlock_irqrestore(&chip->mixer_lock, flags); |
| 631 | return 0; |
| 632 | } |
| 633 | |
| 634 | static int snd_saa7134_capsrc_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 635 | { |
| 636 | snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol); |
| 637 | unsigned long flags; |
| 638 | int change, addr = kcontrol->private_value; |
| 639 | int left, right; |
| 640 | u32 anabar, xbarin; |
| 641 | int analog_io, rate; |
| 642 | struct saa7134_dev *dev; |
| 643 | |
| 644 | dev = chip->saadev; |
| 645 | |
| 646 | left = ucontrol->value.integer.value[0] & 1; |
| 647 | right = ucontrol->value.integer.value[1] & 1; |
| 648 | spin_lock_irqsave(&chip->mixer_lock, flags); |
| 649 | |
| 650 | change = chip->capture_source[addr][0] != left && |
| 651 | chip->capture_source[addr][1] != right; |
| 652 | chip->capture_source[addr][0] = left; |
| 653 | chip->capture_source[addr][1] = right; |
| 654 | dev->oss.input=addr; |
| 655 | spin_unlock_irqrestore(&chip->mixer_lock, flags); |
| 656 | |
| 657 | |
| 658 | switch (dev->pci->device) { |
| 659 | |
| 660 | case PCI_DEVICE_ID_PHILIPS_SAA7134: |
| 661 | switch (addr) { |
| 662 | case MIXER_ADDR_TVTUNER: |
| 663 | saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, 0xc0); |
| 664 | saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x00); |
| 665 | break; |
| 666 | case MIXER_ADDR_LINE1: |
| 667 | case MIXER_ADDR_LINE2: |
| 668 | analog_io = (MIXER_ADDR_LINE1 == addr) ? 0x00 : 0x08; |
| 669 | rate = (32000 == dev->oss.rate) ? 0x01 : 0x03; |
| 670 | saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x08, analog_io); |
| 671 | saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, 0x80); |
| 672 | saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, rate); |
| 673 | break; |
| 674 | } |
| 675 | |
| 676 | case PCI_DEVICE_ID_PHILIPS_SAA7133: |
| 677 | case PCI_DEVICE_ID_PHILIPS_SAA7135: |
| 678 | xbarin = 0x03; // adc |
| 679 | anabar = 0; |
| 680 | switch (addr) { |
| 681 | case MIXER_ADDR_TVTUNER: |
| 682 | xbarin = 0; // Demodulator |
| 683 | anabar = 2; // DACs |
| 684 | break; |
| 685 | case MIXER_ADDR_LINE1: |
| 686 | anabar = 0; // aux1, aux1 |
| 687 | break; |
| 688 | case MIXER_ADDR_LINE2: |
| 689 | anabar = 9; // aux2, aux2 |
| 690 | break; |
| 691 | } |
| 692 | |
| 693 | /* output xbar always main channel */ |
| 694 | saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL1, 0xbbbb10); |
| 695 | |
| 696 | if (left || right) { // We've got data, turn the input on |
| 697 | //saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL2, 0x101010); |
| 698 | saa_dsp_writel(dev, SAA7133_DIGITAL_INPUT_XBAR1, xbarin); |
| 699 | saa_writel(SAA7133_ANALOG_IO_SELECT, anabar); |
| 700 | } else { |
| 701 | //saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL2, 0x101010); |
| 702 | saa_dsp_writel(dev, SAA7133_DIGITAL_INPUT_XBAR1, 0); |
| 703 | saa_writel(SAA7133_ANALOG_IO_SELECT, 0); |
| 704 | } |
| 705 | } |
| 706 | |
| 707 | return change; |
| 708 | } |
| 709 | |
| 710 | static snd_kcontrol_new_t snd_saa7134_controls[] = { |
| 711 | SAA713x_VOLUME("Video Volume", 0, MIXER_ADDR_TVTUNER), |
| 712 | SAA713x_CAPSRC("Video Capture Switch", 0, MIXER_ADDR_TVTUNER), |
| 713 | SAA713x_VOLUME("Line Volume", 1, MIXER_ADDR_LINE1), |
| 714 | SAA713x_CAPSRC("Line Capture Switch", 1, MIXER_ADDR_LINE1), |
| 715 | SAA713x_VOLUME("Line Volume", 2, MIXER_ADDR_LINE2), |
| 716 | SAA713x_CAPSRC("Line Capture Switch", 2, MIXER_ADDR_LINE2), |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 717 | }; |
| 718 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 719 | static int __init snd_card_saa7134_new_mixer(snd_card_saa7134_t * chip) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 720 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 721 | snd_card_t *card = chip->card; |
| 722 | unsigned int idx; |
| 723 | int err; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 724 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 725 | snd_assert(chip != NULL, return -EINVAL); |
| 726 | strcpy(card->mixername, "SAA7134 Mixer"); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 727 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 728 | for (idx = 0; idx < ARRAY_SIZE(snd_saa7134_controls); idx++) { |
| 729 | if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_saa7134_controls[idx], chip))) < 0) |
| 730 | return err; |
| 731 | } |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 732 | return 0; |
| 733 | } |
| 734 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 735 | static int snd_saa7134_free(snd_card_saa7134_t *chip) |
| 736 | { |
| 737 | return 0; |
| 738 | } |
| 739 | |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 740 | static int snd_saa7134_dev_free(snd_device_t *device) |
| 741 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 742 | snd_card_saa7134_t *chip = device->device_data; |
| 743 | return snd_saa7134_free(chip); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 744 | } |
| 745 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 746 | int alsa_card_saa7134_create(struct saa7134_dev *saadev) |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 747 | { |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 748 | static int dev; |
| 749 | snd_card_t *card; |
| 750 | struct snd_card_saa7134 *chip; |
| 751 | int err; |
| 752 | static snd_device_ops_t ops = { |
| 753 | .dev_free = snd_saa7134_dev_free, |
| 754 | }; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 755 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 756 | if (dev >= SNDRV_CARDS) |
| 757 | return -ENODEV; |
| 758 | if (!enable[dev]) |
| 759 | return -ENODEV; |
| 760 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, |
| 761 | sizeof(struct snd_card_saa7134)); |
| 762 | if (card == NULL) |
| 763 | return -ENOMEM; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 764 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 765 | strcpy(card->driver, "SAA7134"); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 766 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 767 | /* Card "creation" */ |
| 768 | chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); |
| 769 | if (chip == NULL) { |
| 770 | return -ENOMEM; |
| 771 | } |
| 772 | |
| 773 | spin_lock_init(&chip->lock); |
| 774 | |
| 775 | chip->saadev = saadev; |
| 776 | |
| 777 | chip->card = card; |
| 778 | chip->pci = saadev->pci; |
| 779 | chip->irq = saadev->pci->irq; |
| 780 | chip->iobase = pci_resource_start(saadev->pci, 0); |
| 781 | |
| 782 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { |
| 783 | snd_saa7134_free(chip); |
| 784 | return err; |
| 785 | } |
| 786 | |
| 787 | |
| 788 | if ((err = snd_card_saa7134_new_mixer(chip)) < 0) |
| 789 | goto __nodev; |
| 790 | |
| 791 | if ((err = snd_card_saa7134_pcm(chip, 0)) < 0) |
| 792 | goto __nodev; |
| 793 | spin_lock_init(&chip->mixer_lock); |
| 794 | |
| 795 | snd_card_set_dev(card, &chip->pci->dev); |
| 796 | |
| 797 | /* End of "creation" */ |
| 798 | |
| 799 | strcpy(card->shortname, "SAA7134"); |
| 800 | sprintf(card->longname, "%s at 0x%lx irq %d", |
| 801 | card->shortname, chip->iobase, chip->irq); |
| 802 | |
| 803 | |
| 804 | if ((err = snd_card_register(card)) == 0) { |
| 805 | snd_saa7134_cards[dev] = card; |
| 806 | return 0; |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 807 | } |
| 808 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 809 | __nodev: |
| 810 | snd_card_free(card); |
| 811 | kfree(card); |
| 812 | return err; |
| 813 | } |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 814 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame^] | 815 | void alsa_card_saa7134_exit(void) |
| 816 | { |
| 817 | int idx; |
| 818 | for (idx = 0; idx < SNDRV_CARDS; idx++) { |
| 819 | snd_card_free(snd_saa7134_cards[idx]); |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 820 | } |
Nickolay V. Shmyrev | 5f7591c | 2005-11-08 21:37:04 -0800 | [diff] [blame] | 821 | } |