cs46xx_lib.h 8.3 KB

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  1. /*
  2. * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
  3. * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
  4. *
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * This program is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with this program; if not, write to the Free Software
  18. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19. *
  20. */
  21. #ifndef __CS46XX_LIB_H__
  22. #define __CS46XX_LIB_H__
  23. /*
  24. * constants
  25. */
  26. #define CS46XX_BA0_SIZE 0x1000
  27. #define CS46XX_BA1_DATA0_SIZE 0x3000
  28. #define CS46XX_BA1_DATA1_SIZE 0x3800
  29. #define CS46XX_BA1_PRG_SIZE 0x7000
  30. #define CS46XX_BA1_REG_SIZE 0x0100
  31. #ifdef CONFIG_SND_CS46XX_NEW_DSP
  32. #define CS46XX_MIN_PERIOD_SIZE 1
  33. #define CS46XX_MAX_PERIOD_SIZE 1024*1024
  34. #else
  35. #define CS46XX_MIN_PERIOD_SIZE 2048
  36. #define CS46XX_MAX_PERIOD_SIZE 2048
  37. #endif
  38. #define CS46XX_FRAGS 2
  39. /* #define CS46XX_BUFFER_SIZE CS46XX_MAX_PERIOD_SIZE * CS46XX_FRAGS */
  40. #define SCB_NO_PARENT 0
  41. #define SCB_ON_PARENT_NEXT_SCB 1
  42. #define SCB_ON_PARENT_SUBLIST_SCB 2
  43. /* 3*1024 parameter, 3.5*1024 sample, 2*3.5*1024 code */
  44. #define BA1_DWORD_SIZE (13 * 1024 + 512)
  45. #define BA1_MEMORY_COUNT 3
  46. /*
  47. * common I/O routines
  48. */
  49. static inline void snd_cs46xx_poke(struct snd_cs46xx *chip, unsigned long reg, unsigned int val)
  50. {
  51. unsigned int bank = reg >> 16;
  52. unsigned int offset = reg & 0xffff;
  53. /*if (bank == 0) printk("snd_cs46xx_poke: %04X - %08X\n",reg >> 2,val); */
  54. writel(val, chip->region.idx[bank+1].remap_addr + offset);
  55. }
  56. static inline unsigned int snd_cs46xx_peek(struct snd_cs46xx *chip, unsigned long reg)
  57. {
  58. unsigned int bank = reg >> 16;
  59. unsigned int offset = reg & 0xffff;
  60. return readl(chip->region.idx[bank+1].remap_addr + offset);
  61. }
  62. static inline void snd_cs46xx_pokeBA0(struct snd_cs46xx *chip, unsigned long offset, unsigned int val)
  63. {
  64. writel(val, chip->region.name.ba0.remap_addr + offset);
  65. }
  66. static inline unsigned int snd_cs46xx_peekBA0(struct snd_cs46xx *chip, unsigned long offset)
  67. {
  68. return readl(chip->region.name.ba0.remap_addr + offset);
  69. }
  70. struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip);
  71. void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip);
  72. int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module);
  73. struct dsp_symbol_entry *cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name,
  74. int symbol_type);
  75. #ifdef CONFIG_PROC_FS
  76. int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip);
  77. int cs46xx_dsp_proc_done (struct snd_cs46xx *chip);
  78. #else
  79. #define cs46xx_dsp_proc_init(card, chip)
  80. #define cs46xx_dsp_proc_done(chip)
  81. #endif
  82. int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip);
  83. int snd_cs46xx_download (struct snd_cs46xx *chip, u32 *src, unsigned long offset,
  84. unsigned long len);
  85. int snd_cs46xx_clear_BA1(struct snd_cs46xx *chip, unsigned long offset, unsigned long len);
  86. int cs46xx_dsp_enable_spdif_out (struct snd_cs46xx *chip);
  87. int cs46xx_dsp_enable_spdif_hw (struct snd_cs46xx *chip);
  88. int cs46xx_dsp_disable_spdif_out (struct snd_cs46xx *chip);
  89. int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip);
  90. int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip);
  91. int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip);
  92. int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip);
  93. int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip);
  94. int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip);
  95. int cs46xx_poke_via_dsp (struct snd_cs46xx *chip, u32 address, u32 data);
  96. struct dsp_scb_descriptor * cs46xx_dsp_create_scb (struct snd_cs46xx *chip, char * name,
  97. u32 * scb_data, u32 dest);
  98. #ifdef CONFIG_PROC_FS
  99. void cs46xx_dsp_proc_free_scb_desc (struct dsp_scb_descriptor * scb);
  100. void cs46xx_dsp_proc_register_scb_desc (struct snd_cs46xx *chip,
  101. struct dsp_scb_descriptor * scb);
  102. #else
  103. #define cs46xx_dsp_proc_free_scb_desc(scb)
  104. #define cs46xx_dsp_proc_register_scb_desc(chip, scb)
  105. #endif
  106. struct dsp_scb_descriptor * cs46xx_dsp_create_timing_master_scb (struct snd_cs46xx *chip);
  107. struct dsp_scb_descriptor *
  108. cs46xx_dsp_create_codec_out_scb(struct snd_cs46xx * chip,
  109. char * codec_name, u16 channel_disp, u16 fifo_addr,
  110. u16 child_scb_addr, u32 dest,
  111. struct dsp_scb_descriptor * parent_scb,
  112. int scb_child_type);
  113. struct dsp_scb_descriptor *
  114. cs46xx_dsp_create_codec_in_scb(struct snd_cs46xx * chip, char * codec_name,
  115. u16 channel_disp, u16 fifo_addr,
  116. u16 sample_buffer_addr, u32 dest,
  117. struct dsp_scb_descriptor * parent_scb,
  118. int scb_child_type);
  119. void cs46xx_dsp_remove_scb (struct snd_cs46xx *chip,
  120. struct dsp_scb_descriptor * scb);
  121. struct dsp_scb_descriptor *
  122. cs46xx_dsp_create_codec_in_scb(struct snd_cs46xx * chip, char * codec_name,
  123. u16 channel_disp, u16 fifo_addr,
  124. u16 sample_buffer_addr, u32 dest,
  125. struct dsp_scb_descriptor * parent_scb,
  126. int scb_child_type);
  127. struct dsp_scb_descriptor *
  128. cs46xx_dsp_create_src_task_scb(struct snd_cs46xx * chip, char * scb_name,
  129. int sample_rate, u16 src_buffer_addr,
  130. u16 src_delay_buffer_addr, u32 dest,
  131. struct dsp_scb_descriptor * parent_scb,
  132. int scb_child_type, int pass_through);
  133. struct dsp_scb_descriptor *
  134. cs46xx_dsp_create_mix_only_scb(struct snd_cs46xx * chip, char * scb_name,
  135. u16 mix_buffer_addr, u32 dest,
  136. struct dsp_scb_descriptor * parent_scb,
  137. int scb_child_type);
  138. struct dsp_scb_descriptor *
  139. cs46xx_dsp_create_vari_decimate_scb(struct snd_cs46xx * chip, char * scb_name,
  140. u16 vari_buffer_addr0, u16 vari_buffer_addr1, u32 dest,
  141. struct dsp_scb_descriptor * parent_scb,
  142. int scb_child_type);
  143. struct dsp_scb_descriptor *
  144. cs46xx_dsp_create_asynch_fg_rx_scb(struct snd_cs46xx * chip, char * scb_name,
  145. u32 dest, u16 hfg_scb_address, u16 asynch_buffer_address,
  146. struct dsp_scb_descriptor * parent_scb,
  147. int scb_child_type);
  148. struct dsp_scb_descriptor *
  149. cs46xx_dsp_create_spio_write_scb(struct snd_cs46xx * chip, char * scb_name, u32 dest,
  150. struct dsp_scb_descriptor * parent_scb,
  151. int scb_child_type);
  152. struct dsp_scb_descriptor *
  153. cs46xx_dsp_create_mix_to_ostream_scb(struct snd_cs46xx * chip, char * scb_name,
  154. u16 mix_buffer_addr, u16 writeback_spb, u32 dest,
  155. struct dsp_scb_descriptor * parent_scb,
  156. int scb_child_type);
  157. struct dsp_scb_descriptor *
  158. cs46xx_dsp_create_magic_snoop_scb(struct snd_cs46xx * chip, char * scb_name,
  159. u32 dest, u16 snoop_buffer_address,
  160. struct dsp_scb_descriptor * snoop_scb,
  161. struct dsp_scb_descriptor * parent_scb,
  162. int scb_child_type);
  163. struct dsp_pcm_channel_descriptor *
  164. cs46xx_dsp_create_pcm_channel (struct snd_cs46xx * chip, u32 sample_rate,
  165. void * private_data, u32 hw_dma_addr,
  166. int pcm_channel_id);
  167. void cs46xx_dsp_destroy_pcm_channel (struct snd_cs46xx * chip,
  168. struct dsp_pcm_channel_descriptor * pcm_channel);
  169. int cs46xx_dsp_pcm_unlink (struct snd_cs46xx * chip,
  170. struct dsp_pcm_channel_descriptor * pcm_channel);
  171. int cs46xx_dsp_pcm_link (struct snd_cs46xx * chip,
  172. struct dsp_pcm_channel_descriptor * pcm_channel);
  173. struct dsp_scb_descriptor *
  174. cs46xx_add_record_source (struct snd_cs46xx *chip, struct dsp_scb_descriptor * source,
  175. u16 addr, char * scb_name);
  176. int cs46xx_src_unlink(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src);
  177. int cs46xx_src_link(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src);
  178. int cs46xx_iec958_pre_open (struct snd_cs46xx *chip);
  179. int cs46xx_iec958_post_close (struct snd_cs46xx *chip);
  180. int cs46xx_dsp_pcm_channel_set_period (struct snd_cs46xx * chip,
  181. struct dsp_pcm_channel_descriptor * pcm_channel,
  182. int period_size);
  183. int cs46xx_dsp_pcm_ostream_set_period (struct snd_cs46xx * chip, int period_size);
  184. int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right);
  185. int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right);
  186. #endif /* __CS46XX_LIB_H__ */