darla20.c 2.8 KB

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  1. /*
  2. * ALSA driver for Echoaudio soundcards.
  3. * Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
  4. *
  5. * This program is free software; you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation; version 2 of the License.
  8. *
  9. * This program is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. * GNU General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU General Public License
  15. * along with this program; if not, write to the Free Software
  16. * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17. */
  18. #define ECHOGALS_FAMILY
  19. #define ECHOCARD_DARLA20
  20. #define ECHOCARD_NAME "Darla20"
  21. #define ECHOCARD_HAS_MONITOR
  22. /* Pipe indexes */
  23. #define PX_ANALOG_OUT 0 /* 8 */
  24. #define PX_DIGITAL_OUT 8 /* 0 */
  25. #define PX_ANALOG_IN 8 /* 2 */
  26. #define PX_DIGITAL_IN 10 /* 0 */
  27. #define PX_NUM 10
  28. /* Bus indexes */
  29. #define BX_ANALOG_OUT 0 /* 8 */
  30. #define BX_DIGITAL_OUT 8 /* 0 */
  31. #define BX_ANALOG_IN 8 /* 2 */
  32. #define BX_DIGITAL_IN 10 /* 0 */
  33. #define BX_NUM 10
  34. #include <linux/delay.h>
  35. #include <linux/init.h>
  36. #include <linux/interrupt.h>
  37. #include <linux/pci.h>
  38. #include <linux/moduleparam.h>
  39. #include <linux/firmware.h>
  40. #include <linux/slab.h>
  41. #include <sound/core.h>
  42. #include <sound/info.h>
  43. #include <sound/control.h>
  44. #include <sound/tlv.h>
  45. #include <sound/pcm.h>
  46. #include <sound/pcm_params.h>
  47. #include <sound/asoundef.h>
  48. #include <sound/initval.h>
  49. #include <asm/io.h>
  50. #include <asm/atomic.h>
  51. #include "echoaudio.h"
  52. MODULE_FIRMWARE("ea/darla20_dsp.fw");
  53. #define FW_DARLA20_DSP 0
  54. static const struct firmware card_fw[] = {
  55. {0, "darla20_dsp.fw"}
  56. };
  57. static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
  58. {0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0}, /* DSP 56301 Darla20 rev.0 */
  59. {0,}
  60. };
  61. static struct snd_pcm_hardware pcm_hardware_skel = {
  62. .info = SNDRV_PCM_INFO_MMAP |
  63. SNDRV_PCM_INFO_INTERLEAVED |
  64. SNDRV_PCM_INFO_BLOCK_TRANSFER |
  65. SNDRV_PCM_INFO_MMAP_VALID |
  66. SNDRV_PCM_INFO_PAUSE |
  67. SNDRV_PCM_INFO_SYNC_START,
  68. .formats = SNDRV_PCM_FMTBIT_U8 |
  69. SNDRV_PCM_FMTBIT_S16_LE |
  70. SNDRV_PCM_FMTBIT_S24_3LE |
  71. SNDRV_PCM_FMTBIT_S32_LE |
  72. SNDRV_PCM_FMTBIT_S32_BE,
  73. .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
  74. .rate_min = 44100,
  75. .rate_max = 48000,
  76. .channels_min = 1,
  77. .channels_max = 2,
  78. .buffer_bytes_max = 262144,
  79. .period_bytes_min = 32,
  80. .period_bytes_max = 131072,
  81. .periods_min = 2,
  82. .periods_max = 220,
  83. /* One page (4k) contains 512 instructions. I don't know if the hw
  84. supports lists longer than this. In this case periods_max=220 is a
  85. safe limit to make sure the list never exceeds 512 instructions. */
  86. };
  87. #include "darla20_dsp.c"
  88. #include "echoaudio_dsp.c"
  89. #include "echoaudio.c"