Thomas Gleixner | 1a59d1b8 | 2019-05-27 08:55:05 +0200 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | /* |
| 3 | * ALSA driver for ATI IXP 150/200/250/300 AC97 controllers |
| 4 | * |
| 5 | * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | */ |
| 7 | |
Takashi Iwai | 6cbbfe1 | 2015-01-28 16:49:33 +0100 | [diff] [blame] | 8 | #include <linux/io.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | #include <linux/delay.h> |
| 10 | #include <linux/interrupt.h> |
| 11 | #include <linux/init.h> |
| 12 | #include <linux/pci.h> |
| 13 | #include <linux/slab.h> |
Paul Gortmaker | 65a7721 | 2011-07-15 13:13:37 -0400 | [diff] [blame] | 14 | #include <linux/module.h> |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 15 | #include <linux/mutex.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | #include <sound/core.h> |
| 17 | #include <sound/pcm.h> |
| 18 | #include <sound/pcm_params.h> |
| 19 | #include <sound/info.h> |
| 20 | #include <sound/ac97_codec.h> |
| 21 | #include <sound/initval.h> |
| 22 | |
| 23 | MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>"); |
| 24 | MODULE_DESCRIPTION("ATI IXP AC97 controller"); |
| 25 | MODULE_LICENSE("GPL"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 27 | static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ |
| 28 | static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ |
| 29 | static int ac97_clock = 48000; |
| 30 | static char *ac97_quirk; |
Rusty Russell | a67ff6a | 2011-12-15 13:49:36 +1030 | [diff] [blame] | 31 | static bool spdif_aclink = 1; |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 32 | static int ac97_codec = -1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 34 | module_param(index, int, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | MODULE_PARM_DESC(index, "Index value for ATI IXP controller."); |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 36 | module_param(id, charp, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | MODULE_PARM_DESC(id, "ID string for ATI IXP controller."); |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 38 | module_param(ac97_clock, int, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (default 48000Hz)."); |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 40 | module_param(ac97_quirk, charp, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware."); |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 42 | module_param(ac97_codec, int, 0444); |
| 43 | MODULE_PARM_DESC(ac97_codec, "Specify codec instead of probing."); |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 44 | module_param(spdif_aclink, bool, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 45 | MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link."); |
| 46 | |
Takashi Iwai | 2b3e584 | 2005-10-06 13:47:23 +0200 | [diff] [blame] | 47 | /* just for backward compatibility */ |
Rusty Russell | a67ff6a | 2011-12-15 13:49:36 +1030 | [diff] [blame] | 48 | static bool enable; |
Takashi Iwai | 698444f | 2005-10-20 16:53:49 +0200 | [diff] [blame] | 49 | module_param(enable, bool, 0444); |
Takashi Iwai | 2b3e584 | 2005-10-06 13:47:23 +0200 | [diff] [blame] | 50 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | |
| 52 | /* |
| 53 | */ |
| 54 | |
| 55 | #define ATI_REG_ISR 0x00 /* interrupt source */ |
| 56 | #define ATI_REG_ISR_IN_XRUN (1U<<0) |
| 57 | #define ATI_REG_ISR_IN_STATUS (1U<<1) |
| 58 | #define ATI_REG_ISR_OUT_XRUN (1U<<2) |
| 59 | #define ATI_REG_ISR_OUT_STATUS (1U<<3) |
| 60 | #define ATI_REG_ISR_SPDF_XRUN (1U<<4) |
| 61 | #define ATI_REG_ISR_SPDF_STATUS (1U<<5) |
| 62 | #define ATI_REG_ISR_PHYS_INTR (1U<<8) |
| 63 | #define ATI_REG_ISR_PHYS_MISMATCH (1U<<9) |
| 64 | #define ATI_REG_ISR_CODEC0_NOT_READY (1U<<10) |
| 65 | #define ATI_REG_ISR_CODEC1_NOT_READY (1U<<11) |
| 66 | #define ATI_REG_ISR_CODEC2_NOT_READY (1U<<12) |
| 67 | #define ATI_REG_ISR_NEW_FRAME (1U<<13) |
| 68 | |
| 69 | #define ATI_REG_IER 0x04 /* interrupt enable */ |
| 70 | #define ATI_REG_IER_IN_XRUN_EN (1U<<0) |
| 71 | #define ATI_REG_IER_IO_STATUS_EN (1U<<1) |
| 72 | #define ATI_REG_IER_OUT_XRUN_EN (1U<<2) |
| 73 | #define ATI_REG_IER_OUT_XRUN_COND (1U<<3) |
| 74 | #define ATI_REG_IER_SPDF_XRUN_EN (1U<<4) |
| 75 | #define ATI_REG_IER_SPDF_STATUS_EN (1U<<5) |
| 76 | #define ATI_REG_IER_PHYS_INTR_EN (1U<<8) |
| 77 | #define ATI_REG_IER_PHYS_MISMATCH_EN (1U<<9) |
| 78 | #define ATI_REG_IER_CODEC0_INTR_EN (1U<<10) |
| 79 | #define ATI_REG_IER_CODEC1_INTR_EN (1U<<11) |
| 80 | #define ATI_REG_IER_CODEC2_INTR_EN (1U<<12) |
| 81 | #define ATI_REG_IER_NEW_FRAME_EN (1U<<13) /* (RO */ |
| 82 | #define ATI_REG_IER_SET_BUS_BUSY (1U<<14) /* (WO) audio is running */ |
| 83 | |
| 84 | #define ATI_REG_CMD 0x08 /* command */ |
| 85 | #define ATI_REG_CMD_POWERDOWN (1U<<0) |
| 86 | #define ATI_REG_CMD_RECEIVE_EN (1U<<1) |
| 87 | #define ATI_REG_CMD_SEND_EN (1U<<2) |
| 88 | #define ATI_REG_CMD_STATUS_MEM (1U<<3) |
| 89 | #define ATI_REG_CMD_SPDF_OUT_EN (1U<<4) |
| 90 | #define ATI_REG_CMD_SPDF_STATUS_MEM (1U<<5) |
| 91 | #define ATI_REG_CMD_SPDF_THRESHOLD (3U<<6) |
| 92 | #define ATI_REG_CMD_SPDF_THRESHOLD_SHIFT 6 |
| 93 | #define ATI_REG_CMD_IN_DMA_EN (1U<<8) |
| 94 | #define ATI_REG_CMD_OUT_DMA_EN (1U<<9) |
| 95 | #define ATI_REG_CMD_SPDF_DMA_EN (1U<<10) |
| 96 | #define ATI_REG_CMD_SPDF_OUT_STOPPED (1U<<11) |
| 97 | #define ATI_REG_CMD_SPDF_CONFIG_MASK (7U<<12) |
| 98 | #define ATI_REG_CMD_SPDF_CONFIG_34 (1U<<12) |
| 99 | #define ATI_REG_CMD_SPDF_CONFIG_78 (2U<<12) |
| 100 | #define ATI_REG_CMD_SPDF_CONFIG_69 (3U<<12) |
| 101 | #define ATI_REG_CMD_SPDF_CONFIG_01 (4U<<12) |
| 102 | #define ATI_REG_CMD_INTERLEAVE_SPDF (1U<<16) |
| 103 | #define ATI_REG_CMD_AUDIO_PRESENT (1U<<20) |
| 104 | #define ATI_REG_CMD_INTERLEAVE_IN (1U<<21) |
| 105 | #define ATI_REG_CMD_INTERLEAVE_OUT (1U<<22) |
| 106 | #define ATI_REG_CMD_LOOPBACK_EN (1U<<23) |
| 107 | #define ATI_REG_CMD_PACKED_DIS (1U<<24) |
| 108 | #define ATI_REG_CMD_BURST_EN (1U<<25) |
| 109 | #define ATI_REG_CMD_PANIC_EN (1U<<26) |
| 110 | #define ATI_REG_CMD_MODEM_PRESENT (1U<<27) |
| 111 | #define ATI_REG_CMD_ACLINK_ACTIVE (1U<<28) |
| 112 | #define ATI_REG_CMD_AC_SOFT_RESET (1U<<29) |
| 113 | #define ATI_REG_CMD_AC_SYNC (1U<<30) |
| 114 | #define ATI_REG_CMD_AC_RESET (1U<<31) |
| 115 | |
| 116 | #define ATI_REG_PHYS_OUT_ADDR 0x0c |
| 117 | #define ATI_REG_PHYS_OUT_CODEC_MASK (3U<<0) |
| 118 | #define ATI_REG_PHYS_OUT_RW (1U<<2) |
| 119 | #define ATI_REG_PHYS_OUT_ADDR_EN (1U<<8) |
| 120 | #define ATI_REG_PHYS_OUT_ADDR_SHIFT 9 |
| 121 | #define ATI_REG_PHYS_OUT_DATA_SHIFT 16 |
| 122 | |
| 123 | #define ATI_REG_PHYS_IN_ADDR 0x10 |
| 124 | #define ATI_REG_PHYS_IN_READ_FLAG (1U<<8) |
| 125 | #define ATI_REG_PHYS_IN_ADDR_SHIFT 9 |
| 126 | #define ATI_REG_PHYS_IN_DATA_SHIFT 16 |
| 127 | |
| 128 | #define ATI_REG_SLOTREQ 0x14 |
| 129 | |
| 130 | #define ATI_REG_COUNTER 0x18 |
| 131 | #define ATI_REG_COUNTER_SLOT (3U<<0) /* slot # */ |
| 132 | #define ATI_REG_COUNTER_BITCLOCK (31U<<8) |
| 133 | |
| 134 | #define ATI_REG_IN_FIFO_THRESHOLD 0x1c |
| 135 | |
| 136 | #define ATI_REG_IN_DMA_LINKPTR 0x20 |
| 137 | #define ATI_REG_IN_DMA_DT_START 0x24 /* RO */ |
| 138 | #define ATI_REG_IN_DMA_DT_NEXT 0x28 /* RO */ |
| 139 | #define ATI_REG_IN_DMA_DT_CUR 0x2c /* RO */ |
| 140 | #define ATI_REG_IN_DMA_DT_SIZE 0x30 |
| 141 | |
| 142 | #define ATI_REG_OUT_DMA_SLOT 0x34 |
| 143 | #define ATI_REG_OUT_DMA_SLOT_BIT(x) (1U << ((x) - 3)) |
| 144 | #define ATI_REG_OUT_DMA_SLOT_MASK 0x1ff |
| 145 | #define ATI_REG_OUT_DMA_THRESHOLD_MASK 0xf800 |
| 146 | #define ATI_REG_OUT_DMA_THRESHOLD_SHIFT 11 |
| 147 | |
| 148 | #define ATI_REG_OUT_DMA_LINKPTR 0x38 |
| 149 | #define ATI_REG_OUT_DMA_DT_START 0x3c /* RO */ |
| 150 | #define ATI_REG_OUT_DMA_DT_NEXT 0x40 /* RO */ |
| 151 | #define ATI_REG_OUT_DMA_DT_CUR 0x44 /* RO */ |
| 152 | #define ATI_REG_OUT_DMA_DT_SIZE 0x48 |
| 153 | |
| 154 | #define ATI_REG_SPDF_CMD 0x4c |
| 155 | #define ATI_REG_SPDF_CMD_LFSR (1U<<4) |
| 156 | #define ATI_REG_SPDF_CMD_SINGLE_CH (1U<<5) |
| 157 | #define ATI_REG_SPDF_CMD_LFSR_ACC (0xff<<8) /* RO */ |
| 158 | |
| 159 | #define ATI_REG_SPDF_DMA_LINKPTR 0x50 |
| 160 | #define ATI_REG_SPDF_DMA_DT_START 0x54 /* RO */ |
| 161 | #define ATI_REG_SPDF_DMA_DT_NEXT 0x58 /* RO */ |
| 162 | #define ATI_REG_SPDF_DMA_DT_CUR 0x5c /* RO */ |
| 163 | #define ATI_REG_SPDF_DMA_DT_SIZE 0x60 |
| 164 | |
| 165 | #define ATI_REG_MODEM_MIRROR 0x7c |
| 166 | #define ATI_REG_AUDIO_MIRROR 0x80 |
| 167 | |
| 168 | #define ATI_REG_6CH_REORDER 0x84 /* reorder slots for 6ch */ |
| 169 | #define ATI_REG_6CH_REORDER_EN (1U<<0) /* 3,4,7,8,6,9 -> 3,4,6,9,7,8 */ |
| 170 | |
| 171 | #define ATI_REG_FIFO_FLUSH 0x88 |
| 172 | #define ATI_REG_FIFO_OUT_FLUSH (1U<<0) |
| 173 | #define ATI_REG_FIFO_IN_FLUSH (1U<<1) |
| 174 | |
| 175 | /* LINKPTR */ |
| 176 | #define ATI_REG_LINKPTR_EN (1U<<0) |
| 177 | |
| 178 | /* [INT|OUT|SPDIF]_DMA_DT_SIZE */ |
| 179 | #define ATI_REG_DMA_DT_SIZE (0xffffU<<0) |
| 180 | #define ATI_REG_DMA_FIFO_USED (0x1fU<<16) |
| 181 | #define ATI_REG_DMA_FIFO_FREE (0x1fU<<21) |
| 182 | #define ATI_REG_DMA_STATE (7U<<26) |
| 183 | |
| 184 | |
| 185 | #define ATI_MAX_DESCRIPTORS 256 /* max number of descriptor packets */ |
| 186 | |
| 187 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 188 | struct atiixp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | |
| 190 | /* |
| 191 | * DMA packate descriptor |
| 192 | */ |
| 193 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 194 | struct atiixp_dma_desc { |
Takashi Iwai | c44a81a | 2018-07-25 23:24:12 +0200 | [diff] [blame] | 195 | __le32 addr; /* DMA buffer address */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 196 | u16 status; /* status bits */ |
| 197 | u16 size; /* size of the packet in dwords */ |
Takashi Iwai | c44a81a | 2018-07-25 23:24:12 +0200 | [diff] [blame] | 198 | __le32 next; /* address of the next packet descriptor */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 199 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 200 | |
| 201 | /* |
| 202 | * stream enum |
| 203 | */ |
| 204 | enum { ATI_DMA_PLAYBACK, ATI_DMA_CAPTURE, ATI_DMA_SPDIF, NUM_ATI_DMAS }; /* DMAs */ |
| 205 | enum { ATI_PCM_OUT, ATI_PCM_IN, ATI_PCM_SPDIF, NUM_ATI_PCMS }; /* AC97 pcm slots */ |
| 206 | enum { ATI_PCMDEV_ANALOG, ATI_PCMDEV_DIGITAL, NUM_ATI_PCMDEVS }; /* pcm devices */ |
| 207 | |
| 208 | #define NUM_ATI_CODECS 3 |
| 209 | |
| 210 | |
| 211 | /* |
| 212 | * constants and callbacks for each DMA type |
| 213 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 214 | struct atiixp_dma_ops { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | int type; /* ATI_DMA_XXX */ |
| 216 | unsigned int llp_offset; /* LINKPTR offset */ |
| 217 | unsigned int dt_cur; /* DT_CUR offset */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 218 | /* called from open callback */ |
| 219 | void (*enable_dma)(struct atiixp *chip, int on); |
| 220 | /* called from trigger (START/STOP) */ |
| 221 | void (*enable_transfer)(struct atiixp *chip, int on); |
| 222 | /* called from trigger (STOP only) */ |
| 223 | void (*flush_dma)(struct atiixp *chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 224 | }; |
| 225 | |
| 226 | /* |
| 227 | * DMA stream |
| 228 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 229 | struct atiixp_dma { |
| 230 | const struct atiixp_dma_ops *ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 231 | struct snd_dma_buffer desc_buf; |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 232 | struct snd_pcm_substream *substream; /* assigned PCM substream */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 233 | unsigned int buf_addr, buf_bytes; /* DMA buffer address, bytes */ |
| 234 | unsigned int period_bytes, periods; |
| 235 | int opened; |
| 236 | int running; |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame] | 237 | int suspended; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 238 | int pcm_open_flag; |
| 239 | int ac97_pcm_type; /* index # of ac97_pcm to access, -1 = not used */ |
| 240 | unsigned int saved_curptr; |
| 241 | }; |
| 242 | |
| 243 | /* |
| 244 | * ATI IXP chip |
| 245 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 246 | struct atiixp { |
| 247 | struct snd_card *card; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 248 | struct pci_dev *pci; |
| 249 | |
| 250 | unsigned long addr; |
| 251 | void __iomem *remap_addr; |
| 252 | int irq; |
| 253 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 254 | struct snd_ac97_bus *ac97_bus; |
| 255 | struct snd_ac97 *ac97[NUM_ATI_CODECS]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 256 | |
| 257 | spinlock_t reg_lock; |
| 258 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 259 | struct atiixp_dma dmas[NUM_ATI_DMAS]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 260 | struct ac97_pcm *pcms[NUM_ATI_PCMS]; |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 261 | struct snd_pcm *pcmdevs[NUM_ATI_PCMDEVS]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 262 | |
| 263 | int max_channels; /* max. channels for PCM out */ |
| 264 | |
| 265 | unsigned int codec_not_ready_bits; /* for codec detection */ |
| 266 | |
| 267 | int spdif_over_aclink; /* passed from the module option */ |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 268 | struct mutex open_mutex; /* playback open mutex */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | }; |
| 270 | |
| 271 | |
| 272 | /* |
| 273 | */ |
Benoit Taine | 9baa3c3 | 2014-08-08 15:56:03 +0200 | [diff] [blame] | 274 | static const struct pci_device_id snd_atiixp_ids[] = { |
Joe Perches | 28d27aa | 2009-06-24 22:13:35 -0700 | [diff] [blame] | 275 | { PCI_VDEVICE(ATI, 0x4341), 0 }, /* SB200 */ |
| 276 | { PCI_VDEVICE(ATI, 0x4361), 0 }, /* SB300 */ |
| 277 | { PCI_VDEVICE(ATI, 0x4370), 0 }, /* SB400 */ |
| 278 | { PCI_VDEVICE(ATI, 0x4382), 0 }, /* SB600 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 279 | { 0, } |
| 280 | }; |
| 281 | |
| 282 | MODULE_DEVICE_TABLE(pci, snd_atiixp_ids); |
| 283 | |
Takashi Iwai | 88e540a | 2020-01-03 09:17:14 +0100 | [diff] [blame] | 284 | static const struct snd_pci_quirk atiixp_quirks[] = { |
Daniel T Chen | dfb12ee | 2009-12-27 15:48:40 -0500 | [diff] [blame] | 285 | SND_PCI_QUIRK(0x105b, 0x0c81, "Foxconn RC4107MA-RS2", 0), |
Takashi Iwai | f41bea8 | 2006-11-24 15:35:18 +0100 | [diff] [blame] | 286 | SND_PCI_QUIRK(0x15bd, 0x3100, "DFI RS482", 0), |
| 287 | { } /* terminator */ |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 288 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 289 | |
| 290 | /* |
| 291 | * lowlevel functions |
| 292 | */ |
| 293 | |
| 294 | /* |
| 295 | * update the bits of the given register. |
| 296 | * return 1 if the bits changed. |
| 297 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 298 | static int snd_atiixp_update_bits(struct atiixp *chip, unsigned int reg, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 299 | unsigned int mask, unsigned int value) |
| 300 | { |
| 301 | void __iomem *addr = chip->remap_addr + reg; |
| 302 | unsigned int data, old_data; |
| 303 | old_data = data = readl(addr); |
| 304 | data &= ~mask; |
| 305 | data |= value; |
| 306 | if (old_data == data) |
| 307 | return 0; |
| 308 | writel(data, addr); |
| 309 | return 1; |
| 310 | } |
| 311 | |
| 312 | /* |
| 313 | * macros for easy use |
| 314 | */ |
| 315 | #define atiixp_write(chip,reg,value) \ |
| 316 | writel(value, chip->remap_addr + ATI_REG_##reg) |
| 317 | #define atiixp_read(chip,reg) \ |
| 318 | readl(chip->remap_addr + ATI_REG_##reg) |
| 319 | #define atiixp_update(chip,reg,mask,val) \ |
| 320 | snd_atiixp_update_bits(chip, ATI_REG_##reg, mask, val) |
| 321 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | /* |
| 323 | * handling DMA packets |
| 324 | * |
| 325 | * we allocate a linear buffer for the DMA, and split it to each packet. |
| 326 | * in a future version, a scatter-gather buffer should be implemented. |
| 327 | */ |
| 328 | |
| 329 | #define ATI_DESC_LIST_SIZE \ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 330 | PAGE_ALIGN(ATI_MAX_DESCRIPTORS * sizeof(struct atiixp_dma_desc)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 331 | |
| 332 | /* |
| 333 | * build packets ring for the given buffer size. |
| 334 | * |
| 335 | * IXP handles the buffer descriptors, which are connected as a linked |
| 336 | * list. although we can change the list dynamically, in this version, |
| 337 | * a static RING of buffer descriptors is used. |
| 338 | * |
| 339 | * the ring is built in this function, and is set up to the hardware. |
| 340 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 341 | static int atiixp_build_dma_packets(struct atiixp *chip, struct atiixp_dma *dma, |
| 342 | struct snd_pcm_substream *substream, |
| 343 | unsigned int periods, |
| 344 | unsigned int period_bytes) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 345 | { |
| 346 | unsigned int i; |
| 347 | u32 addr, desc_addr; |
| 348 | unsigned long flags; |
| 349 | |
| 350 | if (periods > ATI_MAX_DESCRIPTORS) |
| 351 | return -ENOMEM; |
| 352 | |
| 353 | if (dma->desc_buf.area == NULL) { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 354 | if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, |
Takashi Iwai | 6974f8a | 2019-11-05 16:18:55 +0100 | [diff] [blame] | 355 | &chip->pci->dev, |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 356 | ATI_DESC_LIST_SIZE, |
| 357 | &dma->desc_buf) < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 358 | return -ENOMEM; |
| 359 | dma->period_bytes = dma->periods = 0; /* clear */ |
| 360 | } |
| 361 | |
| 362 | if (dma->periods == periods && dma->period_bytes == period_bytes) |
| 363 | return 0; |
| 364 | |
| 365 | /* reset DMA before changing the descriptor table */ |
| 366 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 367 | writel(0, chip->remap_addr + dma->ops->llp_offset); |
| 368 | dma->ops->enable_dma(chip, 0); |
| 369 | dma->ops->enable_dma(chip, 1); |
| 370 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 371 | |
| 372 | /* fill the entries */ |
| 373 | addr = (u32)substream->runtime->dma_addr; |
| 374 | desc_addr = (u32)dma->desc_buf.addr; |
| 375 | for (i = 0; i < periods; i++) { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 376 | struct atiixp_dma_desc *desc; |
| 377 | desc = &((struct atiixp_dma_desc *)dma->desc_buf.area)[i]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 378 | desc->addr = cpu_to_le32(addr); |
| 379 | desc->status = 0; |
| 380 | desc->size = period_bytes >> 2; /* in dwords */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 381 | desc_addr += sizeof(struct atiixp_dma_desc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 382 | if (i == periods - 1) |
| 383 | desc->next = cpu_to_le32((u32)dma->desc_buf.addr); |
| 384 | else |
| 385 | desc->next = cpu_to_le32(desc_addr); |
| 386 | addr += period_bytes; |
| 387 | } |
| 388 | |
| 389 | writel((u32)dma->desc_buf.addr | ATI_REG_LINKPTR_EN, |
| 390 | chip->remap_addr + dma->ops->llp_offset); |
| 391 | |
| 392 | dma->period_bytes = period_bytes; |
| 393 | dma->periods = periods; |
| 394 | |
| 395 | return 0; |
| 396 | } |
| 397 | |
| 398 | /* |
| 399 | * remove the ring buffer and release it if assigned |
| 400 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 401 | static void atiixp_clear_dma_packets(struct atiixp *chip, struct atiixp_dma *dma, |
| 402 | struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | { |
| 404 | if (dma->desc_buf.area) { |
| 405 | writel(0, chip->remap_addr + dma->ops->llp_offset); |
| 406 | snd_dma_free_pages(&dma->desc_buf); |
| 407 | dma->desc_buf.area = NULL; |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | /* |
| 412 | * AC97 interface |
| 413 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 414 | static int snd_atiixp_acquire_codec(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | { |
| 416 | int timeout = 1000; |
| 417 | |
| 418 | while (atiixp_read(chip, PHYS_OUT_ADDR) & ATI_REG_PHYS_OUT_ADDR_EN) { |
| 419 | if (! timeout--) { |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 420 | dev_warn(chip->card->dev, "codec acquire timeout\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | return -EBUSY; |
| 422 | } |
| 423 | udelay(1); |
| 424 | } |
| 425 | return 0; |
| 426 | } |
| 427 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 428 | static unsigned short snd_atiixp_codec_read(struct atiixp *chip, unsigned short codec, unsigned short reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | { |
| 430 | unsigned int data; |
| 431 | int timeout; |
| 432 | |
| 433 | if (snd_atiixp_acquire_codec(chip) < 0) |
| 434 | return 0xffff; |
| 435 | data = (reg << ATI_REG_PHYS_OUT_ADDR_SHIFT) | |
| 436 | ATI_REG_PHYS_OUT_ADDR_EN | |
| 437 | ATI_REG_PHYS_OUT_RW | |
| 438 | codec; |
| 439 | atiixp_write(chip, PHYS_OUT_ADDR, data); |
| 440 | if (snd_atiixp_acquire_codec(chip) < 0) |
| 441 | return 0xffff; |
| 442 | timeout = 1000; |
| 443 | do { |
| 444 | data = atiixp_read(chip, PHYS_IN_ADDR); |
| 445 | if (data & ATI_REG_PHYS_IN_READ_FLAG) |
| 446 | return data >> ATI_REG_PHYS_IN_DATA_SHIFT; |
| 447 | udelay(1); |
| 448 | } while (--timeout); |
| 449 | /* time out may happen during reset */ |
| 450 | if (reg < 0x7c) |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 451 | dev_warn(chip->card->dev, "codec read timeout (reg %x)\n", reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 452 | return 0xffff; |
| 453 | } |
| 454 | |
| 455 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 456 | static void snd_atiixp_codec_write(struct atiixp *chip, unsigned short codec, |
| 457 | unsigned short reg, unsigned short val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 458 | { |
| 459 | unsigned int data; |
| 460 | |
| 461 | if (snd_atiixp_acquire_codec(chip) < 0) |
| 462 | return; |
| 463 | data = ((unsigned int)val << ATI_REG_PHYS_OUT_DATA_SHIFT) | |
| 464 | ((unsigned int)reg << ATI_REG_PHYS_OUT_ADDR_SHIFT) | |
| 465 | ATI_REG_PHYS_OUT_ADDR_EN | codec; |
| 466 | atiixp_write(chip, PHYS_OUT_ADDR, data); |
| 467 | } |
| 468 | |
| 469 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 470 | static unsigned short snd_atiixp_ac97_read(struct snd_ac97 *ac97, |
| 471 | unsigned short reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 472 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 473 | struct atiixp *chip = ac97->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 474 | return snd_atiixp_codec_read(chip, ac97->num, reg); |
| 475 | |
| 476 | } |
| 477 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 478 | static void snd_atiixp_ac97_write(struct snd_ac97 *ac97, unsigned short reg, |
| 479 | unsigned short val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 480 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 481 | struct atiixp *chip = ac97->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 482 | snd_atiixp_codec_write(chip, ac97->num, reg, val); |
| 483 | } |
| 484 | |
| 485 | /* |
| 486 | * reset AC link |
| 487 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 488 | static int snd_atiixp_aclink_reset(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 489 | { |
| 490 | int timeout; |
| 491 | |
| 492 | /* reset powerdoewn */ |
| 493 | if (atiixp_update(chip, CMD, ATI_REG_CMD_POWERDOWN, 0)) |
| 494 | udelay(10); |
| 495 | |
| 496 | /* perform a software reset */ |
| 497 | atiixp_update(chip, CMD, ATI_REG_CMD_AC_SOFT_RESET, ATI_REG_CMD_AC_SOFT_RESET); |
| 498 | atiixp_read(chip, CMD); |
| 499 | udelay(10); |
| 500 | atiixp_update(chip, CMD, ATI_REG_CMD_AC_SOFT_RESET, 0); |
| 501 | |
| 502 | timeout = 10; |
| 503 | while (! (atiixp_read(chip, CMD) & ATI_REG_CMD_ACLINK_ACTIVE)) { |
| 504 | /* do a hard reset */ |
| 505 | atiixp_update(chip, CMD, ATI_REG_CMD_AC_SYNC|ATI_REG_CMD_AC_RESET, |
| 506 | ATI_REG_CMD_AC_SYNC); |
| 507 | atiixp_read(chip, CMD); |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 508 | mdelay(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 509 | atiixp_update(chip, CMD, ATI_REG_CMD_AC_RESET, ATI_REG_CMD_AC_RESET); |
Takashi Iwai | 7e79443 | 2011-03-11 15:45:32 +0100 | [diff] [blame] | 510 | if (!--timeout) { |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 511 | dev_err(chip->card->dev, "codec reset timeout\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 512 | break; |
| 513 | } |
| 514 | } |
| 515 | |
| 516 | /* deassert RESET and assert SYNC to make sure */ |
| 517 | atiixp_update(chip, CMD, ATI_REG_CMD_AC_SYNC|ATI_REG_CMD_AC_RESET, |
| 518 | ATI_REG_CMD_AC_SYNC|ATI_REG_CMD_AC_RESET); |
| 519 | |
| 520 | return 0; |
| 521 | } |
| 522 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 523 | static int snd_atiixp_aclink_down(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 524 | { |
| 525 | // if (atiixp_read(chip, MODEM_MIRROR) & 0x1) /* modem running, too? */ |
| 526 | // return -EBUSY; |
| 527 | atiixp_update(chip, CMD, |
| 528 | ATI_REG_CMD_POWERDOWN | ATI_REG_CMD_AC_RESET, |
| 529 | ATI_REG_CMD_POWERDOWN); |
| 530 | return 0; |
| 531 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 532 | |
| 533 | /* |
| 534 | * auto-detection of codecs |
| 535 | * |
| 536 | * the IXP chip can generate interrupts for the non-existing codecs. |
| 537 | * NEW_FRAME interrupt is used to make sure that the interrupt is generated |
| 538 | * even if all three codecs are connected. |
| 539 | */ |
| 540 | |
| 541 | #define ALL_CODEC_NOT_READY \ |
| 542 | (ATI_REG_ISR_CODEC0_NOT_READY |\ |
| 543 | ATI_REG_ISR_CODEC1_NOT_READY |\ |
| 544 | ATI_REG_ISR_CODEC2_NOT_READY) |
| 545 | #define CODEC_CHECK_BITS (ALL_CODEC_NOT_READY|ATI_REG_ISR_NEW_FRAME) |
| 546 | |
Bill Pemberton | e23e7a1 | 2012-12-06 12:35:10 -0500 | [diff] [blame] | 547 | static int ac97_probing_bugs(struct pci_dev *pci) |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 548 | { |
Takashi Iwai | f41bea8 | 2006-11-24 15:35:18 +0100 | [diff] [blame] | 549 | const struct snd_pci_quirk *q; |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 550 | |
Takashi Iwai | f41bea8 | 2006-11-24 15:35:18 +0100 | [diff] [blame] | 551 | q = snd_pci_quirk_lookup(pci, atiixp_quirks); |
| 552 | if (q) { |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 553 | dev_dbg(&pci->dev, "atiixp quirk for %s. Forcing codec %d\n", |
| 554 | snd_pci_quirk_name(q), q->value); |
Takashi Iwai | f41bea8 | 2006-11-24 15:35:18 +0100 | [diff] [blame] | 555 | return q->value; |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 556 | } |
| 557 | /* this hardware doesn't need workarounds. Probe for codec */ |
| 558 | return -1; |
| 559 | } |
| 560 | |
Bill Pemberton | e23e7a1 | 2012-12-06 12:35:10 -0500 | [diff] [blame] | 561 | static int snd_atiixp_codec_detect(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 562 | { |
| 563 | int timeout; |
| 564 | |
| 565 | chip->codec_not_ready_bits = 0; |
Dan Carpenter | 14e1d35 | 2006-11-20 16:35:18 +0100 | [diff] [blame] | 566 | if (ac97_codec == -1) |
| 567 | ac97_codec = ac97_probing_bugs(chip->pci); |
| 568 | if (ac97_codec >= 0) { |
| 569 | chip->codec_not_ready_bits |= |
| 570 | CODEC_CHECK_BITS ^ (1 << (ac97_codec + 10)); |
| 571 | return 0; |
| 572 | } |
| 573 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 574 | atiixp_write(chip, IER, CODEC_CHECK_BITS); |
| 575 | /* wait for the interrupts */ |
Takashi Iwai | bfdcbac | 2005-11-17 10:35:53 +0100 | [diff] [blame] | 576 | timeout = 50; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 577 | while (timeout-- > 0) { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 578 | mdelay(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | if (chip->codec_not_ready_bits) |
| 580 | break; |
| 581 | } |
| 582 | atiixp_write(chip, IER, 0); /* disable irqs */ |
| 583 | |
| 584 | if ((chip->codec_not_ready_bits & ALL_CODEC_NOT_READY) == ALL_CODEC_NOT_READY) { |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 585 | dev_err(chip->card->dev, "no codec detected!\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 586 | return -ENXIO; |
| 587 | } |
| 588 | return 0; |
| 589 | } |
| 590 | |
| 591 | |
| 592 | /* |
| 593 | * enable DMA and irqs |
| 594 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 595 | static int snd_atiixp_chip_start(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 596 | { |
| 597 | unsigned int reg; |
| 598 | |
| 599 | /* set up spdif, enable burst mode */ |
| 600 | reg = atiixp_read(chip, CMD); |
| 601 | reg |= 0x02 << ATI_REG_CMD_SPDF_THRESHOLD_SHIFT; |
| 602 | reg |= ATI_REG_CMD_BURST_EN; |
| 603 | atiixp_write(chip, CMD, reg); |
| 604 | |
| 605 | reg = atiixp_read(chip, SPDF_CMD); |
| 606 | reg &= ~(ATI_REG_SPDF_CMD_LFSR|ATI_REG_SPDF_CMD_SINGLE_CH); |
| 607 | atiixp_write(chip, SPDF_CMD, reg); |
| 608 | |
| 609 | /* clear all interrupt source */ |
| 610 | atiixp_write(chip, ISR, 0xffffffff); |
| 611 | /* enable irqs */ |
| 612 | atiixp_write(chip, IER, |
| 613 | ATI_REG_IER_IO_STATUS_EN | |
| 614 | ATI_REG_IER_IN_XRUN_EN | |
| 615 | ATI_REG_IER_OUT_XRUN_EN | |
| 616 | ATI_REG_IER_SPDF_XRUN_EN | |
| 617 | ATI_REG_IER_SPDF_STATUS_EN); |
| 618 | return 0; |
| 619 | } |
| 620 | |
| 621 | |
| 622 | /* |
| 623 | * disable DMA and IRQs |
| 624 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 625 | static int snd_atiixp_chip_stop(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 626 | { |
| 627 | /* clear interrupt source */ |
| 628 | atiixp_write(chip, ISR, atiixp_read(chip, ISR)); |
| 629 | /* disable irqs */ |
| 630 | atiixp_write(chip, IER, 0); |
| 631 | return 0; |
| 632 | } |
| 633 | |
| 634 | |
| 635 | /* |
| 636 | * PCM section |
| 637 | */ |
| 638 | |
| 639 | /* |
| 640 | * pointer callback simplly reads XXX_DMA_DT_CUR register as the current |
| 641 | * position. when SG-buffer is implemented, the offset must be calculated |
| 642 | * correctly... |
| 643 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 644 | static snd_pcm_uframes_t snd_atiixp_pcm_pointer(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 645 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 646 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
| 647 | struct snd_pcm_runtime *runtime = substream->runtime; |
| 648 | struct atiixp_dma *dma = runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 649 | unsigned int curptr; |
| 650 | int timeout = 1000; |
| 651 | |
| 652 | while (timeout--) { |
| 653 | curptr = readl(chip->remap_addr + dma->ops->dt_cur); |
| 654 | if (curptr < dma->buf_addr) |
| 655 | continue; |
| 656 | curptr -= dma->buf_addr; |
| 657 | if (curptr >= dma->buf_bytes) |
| 658 | continue; |
| 659 | return bytes_to_frames(runtime, curptr); |
| 660 | } |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 661 | dev_dbg(chip->card->dev, "invalid DMA pointer read 0x%x (buf=%x)\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 662 | readl(chip->remap_addr + dma->ops->dt_cur), dma->buf_addr); |
| 663 | return 0; |
| 664 | } |
| 665 | |
| 666 | /* |
| 667 | * XRUN detected, and stop the PCM substream |
| 668 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 669 | static void snd_atiixp_xrun_dma(struct atiixp *chip, struct atiixp_dma *dma) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 670 | { |
| 671 | if (! dma->substream || ! dma->running) |
| 672 | return; |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 673 | dev_dbg(chip->card->dev, "XRUN detected (DMA %d)\n", dma->ops->type); |
Takashi Iwai | 1fb8510 | 2014-11-07 17:08:28 +0100 | [diff] [blame] | 674 | snd_pcm_stop_xrun(dma->substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 675 | } |
| 676 | |
| 677 | /* |
| 678 | * the period ack. update the substream. |
| 679 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 680 | static void snd_atiixp_update_dma(struct atiixp *chip, struct atiixp_dma *dma) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 681 | { |
| 682 | if (! dma->substream || ! dma->running) |
| 683 | return; |
| 684 | snd_pcm_period_elapsed(dma->substream); |
| 685 | } |
| 686 | |
| 687 | /* set BUS_BUSY interrupt bit if any DMA is running */ |
| 688 | /* call with spinlock held */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 689 | static void snd_atiixp_check_bus_busy(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 690 | { |
| 691 | unsigned int bus_busy; |
| 692 | if (atiixp_read(chip, CMD) & (ATI_REG_CMD_SEND_EN | |
| 693 | ATI_REG_CMD_RECEIVE_EN | |
| 694 | ATI_REG_CMD_SPDF_OUT_EN)) |
| 695 | bus_busy = ATI_REG_IER_SET_BUS_BUSY; |
| 696 | else |
| 697 | bus_busy = 0; |
| 698 | atiixp_update(chip, IER, ATI_REG_IER_SET_BUS_BUSY, bus_busy); |
| 699 | } |
| 700 | |
| 701 | /* common trigger callback |
| 702 | * calling the lowlevel callbacks in it |
| 703 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 704 | static int snd_atiixp_pcm_trigger(struct snd_pcm_substream *substream, int cmd) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 705 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 706 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
| 707 | struct atiixp_dma *dma = substream->runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 708 | int err = 0; |
| 709 | |
Takashi Iwai | da3cec3 | 2008-08-08 17:12:14 +0200 | [diff] [blame] | 710 | if (snd_BUG_ON(!dma->ops->enable_transfer || |
| 711 | !dma->ops->flush_dma)) |
| 712 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 713 | |
| 714 | spin_lock(&chip->reg_lock); |
| 715 | switch (cmd) { |
| 716 | case SNDRV_PCM_TRIGGER_START: |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame] | 717 | case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: |
| 718 | case SNDRV_PCM_TRIGGER_RESUME: |
Takashi Iwai | 435e25c | 2019-01-11 17:57:29 +0100 | [diff] [blame] | 719 | if (dma->running && dma->suspended && |
| 720 | cmd == SNDRV_PCM_TRIGGER_RESUME) |
| 721 | writel(dma->saved_curptr, chip->remap_addr + |
| 722 | dma->ops->dt_cur); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 723 | dma->ops->enable_transfer(chip, 1); |
| 724 | dma->running = 1; |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame] | 725 | dma->suspended = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 726 | break; |
| 727 | case SNDRV_PCM_TRIGGER_STOP: |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame] | 728 | case SNDRV_PCM_TRIGGER_PAUSE_PUSH: |
| 729 | case SNDRV_PCM_TRIGGER_SUSPEND: |
Takashi Iwai | 435e25c | 2019-01-11 17:57:29 +0100 | [diff] [blame] | 730 | dma->suspended = cmd == SNDRV_PCM_TRIGGER_SUSPEND; |
| 731 | if (dma->running && dma->suspended) |
| 732 | dma->saved_curptr = readl(chip->remap_addr + |
| 733 | dma->ops->dt_cur); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 734 | dma->ops->enable_transfer(chip, 0); |
| 735 | dma->running = 0; |
| 736 | break; |
| 737 | default: |
| 738 | err = -EINVAL; |
| 739 | break; |
| 740 | } |
| 741 | if (! err) { |
| 742 | snd_atiixp_check_bus_busy(chip); |
| 743 | if (cmd == SNDRV_PCM_TRIGGER_STOP) { |
| 744 | dma->ops->flush_dma(chip); |
| 745 | snd_atiixp_check_bus_busy(chip); |
| 746 | } |
| 747 | } |
| 748 | spin_unlock(&chip->reg_lock); |
| 749 | return err; |
| 750 | } |
| 751 | |
| 752 | |
| 753 | /* |
| 754 | * lowlevel callbacks for each DMA type |
| 755 | * |
| 756 | * every callback is supposed to be called in chip->reg_lock spinlock |
| 757 | */ |
| 758 | |
| 759 | /* flush FIFO of analog OUT DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 760 | static void atiixp_out_flush_dma(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 761 | { |
| 762 | atiixp_write(chip, FIFO_FLUSH, ATI_REG_FIFO_OUT_FLUSH); |
| 763 | } |
| 764 | |
| 765 | /* enable/disable analog OUT DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 766 | static void atiixp_out_enable_dma(struct atiixp *chip, int on) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 767 | { |
| 768 | unsigned int data; |
| 769 | data = atiixp_read(chip, CMD); |
| 770 | if (on) { |
| 771 | if (data & ATI_REG_CMD_OUT_DMA_EN) |
| 772 | return; |
| 773 | atiixp_out_flush_dma(chip); |
| 774 | data |= ATI_REG_CMD_OUT_DMA_EN; |
| 775 | } else |
| 776 | data &= ~ATI_REG_CMD_OUT_DMA_EN; |
| 777 | atiixp_write(chip, CMD, data); |
| 778 | } |
| 779 | |
| 780 | /* start/stop transfer over OUT DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 781 | static void atiixp_out_enable_transfer(struct atiixp *chip, int on) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 782 | { |
| 783 | atiixp_update(chip, CMD, ATI_REG_CMD_SEND_EN, |
| 784 | on ? ATI_REG_CMD_SEND_EN : 0); |
| 785 | } |
| 786 | |
| 787 | /* enable/disable analog IN DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 788 | static void atiixp_in_enable_dma(struct atiixp *chip, int on) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 789 | { |
| 790 | atiixp_update(chip, CMD, ATI_REG_CMD_IN_DMA_EN, |
| 791 | on ? ATI_REG_CMD_IN_DMA_EN : 0); |
| 792 | } |
| 793 | |
| 794 | /* start/stop analog IN DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 795 | static void atiixp_in_enable_transfer(struct atiixp *chip, int on) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 796 | { |
| 797 | if (on) { |
| 798 | unsigned int data = atiixp_read(chip, CMD); |
| 799 | if (! (data & ATI_REG_CMD_RECEIVE_EN)) { |
| 800 | data |= ATI_REG_CMD_RECEIVE_EN; |
| 801 | #if 0 /* FIXME: this causes the endless loop */ |
| 802 | /* wait until slot 3/4 are finished */ |
| 803 | while ((atiixp_read(chip, COUNTER) & |
| 804 | ATI_REG_COUNTER_SLOT) != 5) |
| 805 | ; |
| 806 | #endif |
| 807 | atiixp_write(chip, CMD, data); |
| 808 | } |
| 809 | } else |
| 810 | atiixp_update(chip, CMD, ATI_REG_CMD_RECEIVE_EN, 0); |
| 811 | } |
| 812 | |
| 813 | /* flush FIFO of analog IN DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 814 | static void atiixp_in_flush_dma(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 815 | { |
| 816 | atiixp_write(chip, FIFO_FLUSH, ATI_REG_FIFO_IN_FLUSH); |
| 817 | } |
| 818 | |
| 819 | /* enable/disable SPDIF OUT DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 820 | static void atiixp_spdif_enable_dma(struct atiixp *chip, int on) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 821 | { |
| 822 | atiixp_update(chip, CMD, ATI_REG_CMD_SPDF_DMA_EN, |
| 823 | on ? ATI_REG_CMD_SPDF_DMA_EN : 0); |
| 824 | } |
| 825 | |
| 826 | /* start/stop SPDIF OUT DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 827 | static void atiixp_spdif_enable_transfer(struct atiixp *chip, int on) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 828 | { |
| 829 | unsigned int data; |
| 830 | data = atiixp_read(chip, CMD); |
| 831 | if (on) |
| 832 | data |= ATI_REG_CMD_SPDF_OUT_EN; |
| 833 | else |
| 834 | data &= ~ATI_REG_CMD_SPDF_OUT_EN; |
| 835 | atiixp_write(chip, CMD, data); |
| 836 | } |
| 837 | |
| 838 | /* flush FIFO of SPDIF OUT DMA */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 839 | static void atiixp_spdif_flush_dma(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 840 | { |
| 841 | int timeout; |
| 842 | |
| 843 | /* DMA off, transfer on */ |
| 844 | atiixp_spdif_enable_dma(chip, 0); |
| 845 | atiixp_spdif_enable_transfer(chip, 1); |
| 846 | |
| 847 | timeout = 100; |
| 848 | do { |
| 849 | if (! (atiixp_read(chip, SPDF_DMA_DT_SIZE) & ATI_REG_DMA_FIFO_USED)) |
| 850 | break; |
| 851 | udelay(1); |
| 852 | } while (timeout-- > 0); |
| 853 | |
| 854 | atiixp_spdif_enable_transfer(chip, 0); |
| 855 | } |
| 856 | |
| 857 | /* set up slots and formats for SPDIF OUT */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 858 | static int snd_atiixp_spdif_prepare(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 859 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 860 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 861 | |
| 862 | spin_lock_irq(&chip->reg_lock); |
| 863 | if (chip->spdif_over_aclink) { |
| 864 | unsigned int data; |
| 865 | /* enable slots 10/11 */ |
| 866 | atiixp_update(chip, CMD, ATI_REG_CMD_SPDF_CONFIG_MASK, |
| 867 | ATI_REG_CMD_SPDF_CONFIG_01); |
| 868 | data = atiixp_read(chip, OUT_DMA_SLOT) & ~ATI_REG_OUT_DMA_SLOT_MASK; |
| 869 | data |= ATI_REG_OUT_DMA_SLOT_BIT(10) | |
| 870 | ATI_REG_OUT_DMA_SLOT_BIT(11); |
| 871 | data |= 0x04 << ATI_REG_OUT_DMA_THRESHOLD_SHIFT; |
| 872 | atiixp_write(chip, OUT_DMA_SLOT, data); |
| 873 | atiixp_update(chip, CMD, ATI_REG_CMD_INTERLEAVE_OUT, |
| 874 | substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE ? |
| 875 | ATI_REG_CMD_INTERLEAVE_OUT : 0); |
| 876 | } else { |
| 877 | atiixp_update(chip, CMD, ATI_REG_CMD_SPDF_CONFIG_MASK, 0); |
| 878 | atiixp_update(chip, CMD, ATI_REG_CMD_INTERLEAVE_SPDF, 0); |
| 879 | } |
| 880 | spin_unlock_irq(&chip->reg_lock); |
| 881 | return 0; |
| 882 | } |
| 883 | |
| 884 | /* set up slots and formats for analog OUT */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 885 | static int snd_atiixp_playback_prepare(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 886 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 887 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | unsigned int data; |
| 889 | |
| 890 | spin_lock_irq(&chip->reg_lock); |
| 891 | data = atiixp_read(chip, OUT_DMA_SLOT) & ~ATI_REG_OUT_DMA_SLOT_MASK; |
| 892 | switch (substream->runtime->channels) { |
| 893 | case 8: |
| 894 | data |= ATI_REG_OUT_DMA_SLOT_BIT(10) | |
| 895 | ATI_REG_OUT_DMA_SLOT_BIT(11); |
Gustavo A. R. Silva | c0dbbda | 2020-07-08 15:32:36 -0500 | [diff] [blame] | 896 | fallthrough; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | case 6: |
| 898 | data |= ATI_REG_OUT_DMA_SLOT_BIT(7) | |
| 899 | ATI_REG_OUT_DMA_SLOT_BIT(8); |
Gustavo A. R. Silva | c0dbbda | 2020-07-08 15:32:36 -0500 | [diff] [blame] | 900 | fallthrough; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 901 | case 4: |
| 902 | data |= ATI_REG_OUT_DMA_SLOT_BIT(6) | |
| 903 | ATI_REG_OUT_DMA_SLOT_BIT(9); |
Gustavo A. R. Silva | c0dbbda | 2020-07-08 15:32:36 -0500 | [diff] [blame] | 904 | fallthrough; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 905 | default: |
| 906 | data |= ATI_REG_OUT_DMA_SLOT_BIT(3) | |
| 907 | ATI_REG_OUT_DMA_SLOT_BIT(4); |
| 908 | break; |
| 909 | } |
| 910 | |
| 911 | /* set output threshold */ |
| 912 | data |= 0x04 << ATI_REG_OUT_DMA_THRESHOLD_SHIFT; |
| 913 | atiixp_write(chip, OUT_DMA_SLOT, data); |
| 914 | |
| 915 | atiixp_update(chip, CMD, ATI_REG_CMD_INTERLEAVE_OUT, |
| 916 | substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE ? |
| 917 | ATI_REG_CMD_INTERLEAVE_OUT : 0); |
| 918 | |
| 919 | /* |
| 920 | * enable 6 channel re-ordering bit if needed |
| 921 | */ |
| 922 | atiixp_update(chip, 6CH_REORDER, ATI_REG_6CH_REORDER_EN, |
| 923 | substream->runtime->channels >= 6 ? ATI_REG_6CH_REORDER_EN: 0); |
| 924 | |
| 925 | spin_unlock_irq(&chip->reg_lock); |
| 926 | return 0; |
| 927 | } |
| 928 | |
| 929 | /* set up slots and formats for analog IN */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 930 | static int snd_atiixp_capture_prepare(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 931 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 932 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 933 | |
| 934 | spin_lock_irq(&chip->reg_lock); |
| 935 | atiixp_update(chip, CMD, ATI_REG_CMD_INTERLEAVE_IN, |
| 936 | substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE ? |
| 937 | ATI_REG_CMD_INTERLEAVE_IN : 0); |
| 938 | spin_unlock_irq(&chip->reg_lock); |
| 939 | return 0; |
| 940 | } |
| 941 | |
| 942 | /* |
| 943 | * hw_params - allocate the buffer and set up buffer descriptors |
| 944 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 945 | static int snd_atiixp_pcm_hw_params(struct snd_pcm_substream *substream, |
| 946 | struct snd_pcm_hw_params *hw_params) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 947 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 948 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
| 949 | struct atiixp_dma *dma = substream->runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 950 | int err; |
| 951 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | dma->buf_addr = substream->runtime->dma_addr; |
| 953 | dma->buf_bytes = params_buffer_bytes(hw_params); |
| 954 | |
| 955 | err = atiixp_build_dma_packets(chip, dma, substream, |
| 956 | params_periods(hw_params), |
| 957 | params_period_bytes(hw_params)); |
| 958 | if (err < 0) |
| 959 | return err; |
| 960 | |
| 961 | if (dma->ac97_pcm_type >= 0) { |
| 962 | struct ac97_pcm *pcm = chip->pcms[dma->ac97_pcm_type]; |
| 963 | /* PCM is bound to AC97 codec(s) |
| 964 | * set up the AC97 codecs |
| 965 | */ |
| 966 | if (dma->pcm_open_flag) { |
| 967 | snd_ac97_pcm_close(pcm); |
| 968 | dma->pcm_open_flag = 0; |
| 969 | } |
| 970 | err = snd_ac97_pcm_open(pcm, params_rate(hw_params), |
| 971 | params_channels(hw_params), |
| 972 | pcm->r[0].slots); |
| 973 | if (err >= 0) |
| 974 | dma->pcm_open_flag = 1; |
| 975 | } |
| 976 | |
| 977 | return err; |
| 978 | } |
| 979 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 980 | static int snd_atiixp_pcm_hw_free(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 981 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 982 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
| 983 | struct atiixp_dma *dma = substream->runtime->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 984 | |
| 985 | if (dma->pcm_open_flag) { |
| 986 | struct ac97_pcm *pcm = chip->pcms[dma->ac97_pcm_type]; |
| 987 | snd_ac97_pcm_close(pcm); |
| 988 | dma->pcm_open_flag = 0; |
| 989 | } |
| 990 | atiixp_clear_dma_packets(chip, dma, substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 991 | return 0; |
| 992 | } |
| 993 | |
| 994 | |
| 995 | /* |
| 996 | * pcm hardware definition, identical for all DMA types |
| 997 | */ |
Bhumika Goyal | dee4989 | 2017-08-12 21:01:28 +0530 | [diff] [blame] | 998 | static const struct snd_pcm_hardware snd_atiixp_pcm_hw = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 999 | { |
| 1000 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
| 1001 | SNDRV_PCM_INFO_BLOCK_TRANSFER | |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame] | 1002 | SNDRV_PCM_INFO_PAUSE | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1003 | SNDRV_PCM_INFO_RESUME | |
| 1004 | SNDRV_PCM_INFO_MMAP_VALID), |
| 1005 | .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE, |
| 1006 | .rates = SNDRV_PCM_RATE_48000, |
| 1007 | .rate_min = 48000, |
| 1008 | .rate_max = 48000, |
| 1009 | .channels_min = 2, |
| 1010 | .channels_max = 2, |
| 1011 | .buffer_bytes_max = 256 * 1024, |
| 1012 | .period_bytes_min = 32, |
| 1013 | .period_bytes_max = 128 * 1024, |
| 1014 | .periods_min = 2, |
| 1015 | .periods_max = ATI_MAX_DESCRIPTORS, |
| 1016 | }; |
| 1017 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1018 | static int snd_atiixp_pcm_open(struct snd_pcm_substream *substream, |
| 1019 | struct atiixp_dma *dma, int pcm_type) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1020 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1021 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
| 1022 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1023 | int err; |
| 1024 | |
Takashi Iwai | da3cec3 | 2008-08-08 17:12:14 +0200 | [diff] [blame] | 1025 | if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma)) |
| 1026 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1027 | |
| 1028 | if (dma->opened) |
| 1029 | return -EBUSY; |
| 1030 | dma->substream = substream; |
| 1031 | runtime->hw = snd_atiixp_pcm_hw; |
| 1032 | dma->ac97_pcm_type = pcm_type; |
| 1033 | if (pcm_type >= 0) { |
| 1034 | runtime->hw.rates = chip->pcms[pcm_type]->rates; |
| 1035 | snd_pcm_limit_hw_rates(runtime); |
| 1036 | } else { |
| 1037 | /* direct SPDIF */ |
| 1038 | runtime->hw.formats = SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; |
| 1039 | } |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1040 | err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); |
| 1041 | if (err < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1042 | return err; |
| 1043 | runtime->private_data = dma; |
| 1044 | |
| 1045 | /* enable DMA bits */ |
| 1046 | spin_lock_irq(&chip->reg_lock); |
| 1047 | dma->ops->enable_dma(chip, 1); |
| 1048 | spin_unlock_irq(&chip->reg_lock); |
| 1049 | dma->opened = 1; |
| 1050 | |
| 1051 | return 0; |
| 1052 | } |
| 1053 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1054 | static int snd_atiixp_pcm_close(struct snd_pcm_substream *substream, |
| 1055 | struct atiixp_dma *dma) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1056 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1057 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1058 | /* disable DMA bits */ |
Takashi Iwai | da3cec3 | 2008-08-08 17:12:14 +0200 | [diff] [blame] | 1059 | if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma)) |
| 1060 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | spin_lock_irq(&chip->reg_lock); |
| 1062 | dma->ops->enable_dma(chip, 0); |
| 1063 | spin_unlock_irq(&chip->reg_lock); |
| 1064 | dma->substream = NULL; |
| 1065 | dma->opened = 0; |
| 1066 | return 0; |
| 1067 | } |
| 1068 | |
| 1069 | /* |
| 1070 | */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1071 | static int snd_atiixp_playback_open(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1072 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1073 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1074 | int err; |
| 1075 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1076 | mutex_lock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1077 | err = snd_atiixp_pcm_open(substream, &chip->dmas[ATI_DMA_PLAYBACK], 0); |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1078 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1079 | if (err < 0) |
| 1080 | return err; |
| 1081 | substream->runtime->hw.channels_max = chip->max_channels; |
| 1082 | if (chip->max_channels > 2) |
| 1083 | /* channels must be even */ |
| 1084 | snd_pcm_hw_constraint_step(substream->runtime, 0, |
| 1085 | SNDRV_PCM_HW_PARAM_CHANNELS, 2); |
| 1086 | return 0; |
| 1087 | } |
| 1088 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1089 | static int snd_atiixp_playback_close(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1090 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1091 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1092 | int err; |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1093 | mutex_lock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1094 | err = snd_atiixp_pcm_close(substream, &chip->dmas[ATI_DMA_PLAYBACK]); |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1095 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1096 | return err; |
| 1097 | } |
| 1098 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1099 | static int snd_atiixp_capture_open(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1100 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1101 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1102 | return snd_atiixp_pcm_open(substream, &chip->dmas[ATI_DMA_CAPTURE], 1); |
| 1103 | } |
| 1104 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1105 | static int snd_atiixp_capture_close(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1106 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1107 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1108 | return snd_atiixp_pcm_close(substream, &chip->dmas[ATI_DMA_CAPTURE]); |
| 1109 | } |
| 1110 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1111 | static int snd_atiixp_spdif_open(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1112 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1113 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1114 | int err; |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1115 | mutex_lock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1116 | if (chip->spdif_over_aclink) /* share DMA_PLAYBACK */ |
| 1117 | err = snd_atiixp_pcm_open(substream, &chip->dmas[ATI_DMA_PLAYBACK], 2); |
| 1118 | else |
| 1119 | err = snd_atiixp_pcm_open(substream, &chip->dmas[ATI_DMA_SPDIF], -1); |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1120 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1121 | return err; |
| 1122 | } |
| 1123 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1124 | static int snd_atiixp_spdif_close(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1125 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1126 | struct atiixp *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1127 | int err; |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1128 | mutex_lock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1129 | if (chip->spdif_over_aclink) |
| 1130 | err = snd_atiixp_pcm_close(substream, &chip->dmas[ATI_DMA_PLAYBACK]); |
| 1131 | else |
| 1132 | err = snd_atiixp_pcm_close(substream, &chip->dmas[ATI_DMA_SPDIF]); |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1133 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1134 | return err; |
| 1135 | } |
| 1136 | |
| 1137 | /* AC97 playback */ |
Julia Lawall | 6769e988 | 2016-09-02 00:13:10 +0200 | [diff] [blame] | 1138 | static const struct snd_pcm_ops snd_atiixp_playback_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1139 | .open = snd_atiixp_playback_open, |
| 1140 | .close = snd_atiixp_playback_close, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1141 | .hw_params = snd_atiixp_pcm_hw_params, |
| 1142 | .hw_free = snd_atiixp_pcm_hw_free, |
| 1143 | .prepare = snd_atiixp_playback_prepare, |
| 1144 | .trigger = snd_atiixp_pcm_trigger, |
| 1145 | .pointer = snd_atiixp_pcm_pointer, |
| 1146 | }; |
| 1147 | |
| 1148 | /* AC97 capture */ |
Julia Lawall | 6769e988 | 2016-09-02 00:13:10 +0200 | [diff] [blame] | 1149 | static const struct snd_pcm_ops snd_atiixp_capture_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1150 | .open = snd_atiixp_capture_open, |
| 1151 | .close = snd_atiixp_capture_close, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1152 | .hw_params = snd_atiixp_pcm_hw_params, |
| 1153 | .hw_free = snd_atiixp_pcm_hw_free, |
| 1154 | .prepare = snd_atiixp_capture_prepare, |
| 1155 | .trigger = snd_atiixp_pcm_trigger, |
| 1156 | .pointer = snd_atiixp_pcm_pointer, |
| 1157 | }; |
| 1158 | |
| 1159 | /* SPDIF playback */ |
Julia Lawall | 6769e988 | 2016-09-02 00:13:10 +0200 | [diff] [blame] | 1160 | static const struct snd_pcm_ops snd_atiixp_spdif_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1161 | .open = snd_atiixp_spdif_open, |
| 1162 | .close = snd_atiixp_spdif_close, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1163 | .hw_params = snd_atiixp_pcm_hw_params, |
| 1164 | .hw_free = snd_atiixp_pcm_hw_free, |
| 1165 | .prepare = snd_atiixp_spdif_prepare, |
| 1166 | .trigger = snd_atiixp_pcm_trigger, |
| 1167 | .pointer = snd_atiixp_pcm_pointer, |
| 1168 | }; |
| 1169 | |
Arvind Yadav | 9715f0b | 2017-08-23 17:39:27 +0530 | [diff] [blame] | 1170 | static const struct ac97_pcm atiixp_pcm_defs[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1171 | /* front PCM */ |
| 1172 | { |
| 1173 | .exclusive = 1, |
| 1174 | .r = { { |
| 1175 | .slots = (1 << AC97_SLOT_PCM_LEFT) | |
| 1176 | (1 << AC97_SLOT_PCM_RIGHT) | |
| 1177 | (1 << AC97_SLOT_PCM_CENTER) | |
| 1178 | (1 << AC97_SLOT_PCM_SLEFT) | |
| 1179 | (1 << AC97_SLOT_PCM_SRIGHT) | |
| 1180 | (1 << AC97_SLOT_LFE) |
| 1181 | } |
| 1182 | } |
| 1183 | }, |
| 1184 | /* PCM IN #1 */ |
| 1185 | { |
| 1186 | .stream = 1, |
| 1187 | .exclusive = 1, |
| 1188 | .r = { { |
| 1189 | .slots = (1 << AC97_SLOT_PCM_LEFT) | |
| 1190 | (1 << AC97_SLOT_PCM_RIGHT) |
| 1191 | } |
| 1192 | } |
| 1193 | }, |
| 1194 | /* S/PDIF OUT (optional) */ |
| 1195 | { |
| 1196 | .exclusive = 1, |
| 1197 | .spdif = 1, |
| 1198 | .r = { { |
| 1199 | .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | |
| 1200 | (1 << AC97_SLOT_SPDIF_RIGHT2) |
| 1201 | } |
| 1202 | } |
| 1203 | }, |
| 1204 | }; |
| 1205 | |
Julia Lawall | 064e186 | 2015-12-30 11:21:57 +0100 | [diff] [blame] | 1206 | static const struct atiixp_dma_ops snd_atiixp_playback_dma_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1207 | .type = ATI_DMA_PLAYBACK, |
| 1208 | .llp_offset = ATI_REG_OUT_DMA_LINKPTR, |
| 1209 | .dt_cur = ATI_REG_OUT_DMA_DT_CUR, |
| 1210 | .enable_dma = atiixp_out_enable_dma, |
| 1211 | .enable_transfer = atiixp_out_enable_transfer, |
| 1212 | .flush_dma = atiixp_out_flush_dma, |
| 1213 | }; |
| 1214 | |
Julia Lawall | 064e186 | 2015-12-30 11:21:57 +0100 | [diff] [blame] | 1215 | static const struct atiixp_dma_ops snd_atiixp_capture_dma_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1216 | .type = ATI_DMA_CAPTURE, |
| 1217 | .llp_offset = ATI_REG_IN_DMA_LINKPTR, |
| 1218 | .dt_cur = ATI_REG_IN_DMA_DT_CUR, |
| 1219 | .enable_dma = atiixp_in_enable_dma, |
| 1220 | .enable_transfer = atiixp_in_enable_transfer, |
| 1221 | .flush_dma = atiixp_in_flush_dma, |
| 1222 | }; |
| 1223 | |
Julia Lawall | 064e186 | 2015-12-30 11:21:57 +0100 | [diff] [blame] | 1224 | static const struct atiixp_dma_ops snd_atiixp_spdif_dma_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1225 | .type = ATI_DMA_SPDIF, |
| 1226 | .llp_offset = ATI_REG_SPDF_DMA_LINKPTR, |
| 1227 | .dt_cur = ATI_REG_SPDF_DMA_DT_CUR, |
| 1228 | .enable_dma = atiixp_spdif_enable_dma, |
| 1229 | .enable_transfer = atiixp_spdif_enable_transfer, |
| 1230 | .flush_dma = atiixp_spdif_flush_dma, |
| 1231 | }; |
| 1232 | |
| 1233 | |
Bill Pemberton | e23e7a1 | 2012-12-06 12:35:10 -0500 | [diff] [blame] | 1234 | static int snd_atiixp_pcm_new(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1235 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1236 | struct snd_pcm *pcm; |
Takashi Iwai | e36e3b8 | 2012-08-03 18:01:40 +0200 | [diff] [blame] | 1237 | struct snd_pcm_chmap *chmap; |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1238 | struct snd_ac97_bus *pbus = chip->ac97_bus; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1239 | int err, i, num_pcms; |
| 1240 | |
| 1241 | /* initialize constants */ |
| 1242 | chip->dmas[ATI_DMA_PLAYBACK].ops = &snd_atiixp_playback_dma_ops; |
| 1243 | chip->dmas[ATI_DMA_CAPTURE].ops = &snd_atiixp_capture_dma_ops; |
| 1244 | if (! chip->spdif_over_aclink) |
| 1245 | chip->dmas[ATI_DMA_SPDIF].ops = &snd_atiixp_spdif_dma_ops; |
| 1246 | |
| 1247 | /* assign AC97 pcm */ |
| 1248 | if (chip->spdif_over_aclink) |
| 1249 | num_pcms = 3; |
| 1250 | else |
| 1251 | num_pcms = 2; |
| 1252 | err = snd_ac97_pcm_assign(pbus, num_pcms, atiixp_pcm_defs); |
| 1253 | if (err < 0) |
| 1254 | return err; |
| 1255 | for (i = 0; i < num_pcms; i++) |
| 1256 | chip->pcms[i] = &pbus->pcms[i]; |
| 1257 | |
| 1258 | chip->max_channels = 2; |
| 1259 | if (pbus->pcms[ATI_PCM_OUT].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { |
| 1260 | if (pbus->pcms[ATI_PCM_OUT].r[0].slots & (1 << AC97_SLOT_LFE)) |
| 1261 | chip->max_channels = 6; |
| 1262 | else |
| 1263 | chip->max_channels = 4; |
| 1264 | } |
| 1265 | |
| 1266 | /* PCM #0: analog I/O */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1267 | err = snd_pcm_new(chip->card, "ATI IXP AC97", |
| 1268 | ATI_PCMDEV_ANALOG, 1, 1, &pcm); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1269 | if (err < 0) |
| 1270 | return err; |
| 1271 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_atiixp_playback_ops); |
| 1272 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_atiixp_capture_ops); |
| 1273 | pcm->private_data = chip; |
| 1274 | strcpy(pcm->name, "ATI IXP AC97"); |
| 1275 | chip->pcmdevs[ATI_PCMDEV_ANALOG] = pcm; |
| 1276 | |
Takashi Iwai | 801bf05 | 2019-12-09 10:48:56 +0100 | [diff] [blame] | 1277 | snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, |
| 1278 | &chip->pci->dev, 64*1024, 128*1024); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1279 | |
Takashi Iwai | e36e3b8 | 2012-08-03 18:01:40 +0200 | [diff] [blame] | 1280 | err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, |
| 1281 | snd_pcm_alt_chmaps, chip->max_channels, 0, |
| 1282 | &chmap); |
| 1283 | if (err < 0) |
| 1284 | return err; |
| 1285 | chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; |
| 1286 | chip->ac97[0]->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap; |
| 1287 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1288 | /* no SPDIF support on codec? */ |
| 1289 | if (chip->pcms[ATI_PCM_SPDIF] && ! chip->pcms[ATI_PCM_SPDIF]->rates) |
| 1290 | return 0; |
| 1291 | |
| 1292 | /* FIXME: non-48k sample rate doesn't work on my test machine with AD1888 */ |
| 1293 | if (chip->pcms[ATI_PCM_SPDIF]) |
| 1294 | chip->pcms[ATI_PCM_SPDIF]->rates = SNDRV_PCM_RATE_48000; |
| 1295 | |
| 1296 | /* PCM #1: spdif playback */ |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1297 | err = snd_pcm_new(chip->card, "ATI IXP IEC958", |
| 1298 | ATI_PCMDEV_DIGITAL, 1, 0, &pcm); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1299 | if (err < 0) |
| 1300 | return err; |
| 1301 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_atiixp_spdif_ops); |
| 1302 | pcm->private_data = chip; |
| 1303 | if (chip->spdif_over_aclink) |
| 1304 | strcpy(pcm->name, "ATI IXP IEC958 (AC97)"); |
| 1305 | else |
| 1306 | strcpy(pcm->name, "ATI IXP IEC958 (Direct)"); |
| 1307 | chip->pcmdevs[ATI_PCMDEV_DIGITAL] = pcm; |
| 1308 | |
Takashi Iwai | 801bf05 | 2019-12-09 10:48:56 +0100 | [diff] [blame] | 1309 | snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, |
| 1310 | &chip->pci->dev, 64*1024, 128*1024); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1311 | |
| 1312 | /* pre-select AC97 SPDIF slots 10/11 */ |
| 1313 | for (i = 0; i < NUM_ATI_CODECS; i++) { |
| 1314 | if (chip->ac97[i]) |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1315 | snd_ac97_update_bits(chip->ac97[i], |
| 1316 | AC97_EXTENDED_STATUS, |
| 1317 | 0x03 << 4, 0x03 << 4); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1318 | } |
| 1319 | |
| 1320 | return 0; |
| 1321 | } |
| 1322 | |
| 1323 | |
| 1324 | |
| 1325 | /* |
| 1326 | * interrupt handler |
| 1327 | */ |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 1328 | static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1329 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1330 | struct atiixp *chip = dev_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1331 | unsigned int status; |
| 1332 | |
| 1333 | status = atiixp_read(chip, ISR); |
| 1334 | |
| 1335 | if (! status) |
| 1336 | return IRQ_NONE; |
| 1337 | |
| 1338 | /* process audio DMA */ |
| 1339 | if (status & ATI_REG_ISR_OUT_XRUN) |
| 1340 | snd_atiixp_xrun_dma(chip, &chip->dmas[ATI_DMA_PLAYBACK]); |
| 1341 | else if (status & ATI_REG_ISR_OUT_STATUS) |
| 1342 | snd_atiixp_update_dma(chip, &chip->dmas[ATI_DMA_PLAYBACK]); |
| 1343 | if (status & ATI_REG_ISR_IN_XRUN) |
| 1344 | snd_atiixp_xrun_dma(chip, &chip->dmas[ATI_DMA_CAPTURE]); |
| 1345 | else if (status & ATI_REG_ISR_IN_STATUS) |
| 1346 | snd_atiixp_update_dma(chip, &chip->dmas[ATI_DMA_CAPTURE]); |
| 1347 | if (! chip->spdif_over_aclink) { |
| 1348 | if (status & ATI_REG_ISR_SPDF_XRUN) |
| 1349 | snd_atiixp_xrun_dma(chip, &chip->dmas[ATI_DMA_SPDIF]); |
| 1350 | else if (status & ATI_REG_ISR_SPDF_STATUS) |
| 1351 | snd_atiixp_update_dma(chip, &chip->dmas[ATI_DMA_SPDIF]); |
| 1352 | } |
| 1353 | |
| 1354 | /* for codec detection */ |
| 1355 | if (status & CODEC_CHECK_BITS) { |
| 1356 | unsigned int detected; |
| 1357 | detected = status & CODEC_CHECK_BITS; |
| 1358 | spin_lock(&chip->reg_lock); |
| 1359 | chip->codec_not_ready_bits |= detected; |
| 1360 | atiixp_update(chip, IER, detected, 0); /* disable the detected irqs */ |
| 1361 | spin_unlock(&chip->reg_lock); |
| 1362 | } |
| 1363 | |
| 1364 | /* ack */ |
| 1365 | atiixp_write(chip, ISR, status); |
| 1366 | |
| 1367 | return IRQ_HANDLED; |
| 1368 | } |
| 1369 | |
| 1370 | |
| 1371 | /* |
| 1372 | * ac97 mixer section |
| 1373 | */ |
| 1374 | |
Joe Perches | eab0fbf | 2015-04-04 13:38:25 -0700 | [diff] [blame] | 1375 | static const struct ac97_quirk ac97_quirks[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1376 | { |
Jaroslav Kysela | 69ad07c | 2005-05-30 14:48:16 +0200 | [diff] [blame] | 1377 | .subvendor = 0x103c, |
| 1378 | .subdevice = 0x006b, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1379 | .name = "HP Pavilion ZV5030US", |
| 1380 | .type = AC97_TUNE_MUTE_LED |
| 1381 | }, |
Matthew Garrett | a0faefe | 2005-12-06 13:59:12 +0100 | [diff] [blame] | 1382 | { |
| 1383 | .subvendor = 0x103c, |
| 1384 | .subdevice = 0x308b, |
| 1385 | .name = "HP nx6125", |
| 1386 | .type = AC97_TUNE_MUTE_LED |
| 1387 | }, |
Daniel T Chen | e3ba906 | 2009-04-20 07:09:11 -0400 | [diff] [blame] | 1388 | { |
| 1389 | .subvendor = 0x103c, |
| 1390 | .subdevice = 0x3091, |
| 1391 | .name = "unknown HP", |
| 1392 | .type = AC97_TUNE_MUTE_LED |
| 1393 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1394 | { } /* terminator */ |
| 1395 | }; |
| 1396 | |
Bill Pemberton | e23e7a1 | 2012-12-06 12:35:10 -0500 | [diff] [blame] | 1397 | static int snd_atiixp_mixer_new(struct atiixp *chip, int clock, |
| 1398 | const char *quirk_override) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1399 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1400 | struct snd_ac97_bus *pbus; |
| 1401 | struct snd_ac97_template ac97; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1402 | int i, err; |
| 1403 | int codec_count; |
Takashi Iwai | 51055da | 2020-01-03 09:16:43 +0100 | [diff] [blame] | 1404 | static const struct snd_ac97_bus_ops ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1405 | .write = snd_atiixp_ac97_write, |
| 1406 | .read = snd_atiixp_ac97_read, |
| 1407 | }; |
Takashi Iwai | 066c044 | 2020-01-05 15:47:48 +0100 | [diff] [blame] | 1408 | static const unsigned int codec_skip[NUM_ATI_CODECS] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1409 | ATI_REG_ISR_CODEC0_NOT_READY, |
| 1410 | ATI_REG_ISR_CODEC1_NOT_READY, |
| 1411 | ATI_REG_ISR_CODEC2_NOT_READY, |
| 1412 | }; |
| 1413 | |
| 1414 | if (snd_atiixp_codec_detect(chip) < 0) |
| 1415 | return -ENXIO; |
| 1416 | |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1417 | err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus); |
| 1418 | if (err < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1419 | return err; |
| 1420 | pbus->clock = clock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1421 | chip->ac97_bus = pbus; |
| 1422 | |
| 1423 | codec_count = 0; |
| 1424 | for (i = 0; i < NUM_ATI_CODECS; i++) { |
| 1425 | if (chip->codec_not_ready_bits & codec_skip[i]) |
| 1426 | continue; |
| 1427 | memset(&ac97, 0, sizeof(ac97)); |
| 1428 | ac97.private_data = chip; |
| 1429 | ac97.pci = chip->pci; |
| 1430 | ac97.num = i; |
Takashi Iwai | f1a63a3 | 2006-10-24 18:25:29 +0200 | [diff] [blame] | 1431 | ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1432 | if (! chip->spdif_over_aclink) |
| 1433 | ac97.scaps |= AC97_SCAP_NO_SPDIF; |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1434 | err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i]); |
| 1435 | if (err < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1436 | chip->ac97[i] = NULL; /* to be sure */ |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 1437 | dev_dbg(chip->card->dev, |
| 1438 | "codec %d not available for audio\n", i); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1439 | continue; |
| 1440 | } |
| 1441 | codec_count++; |
| 1442 | } |
| 1443 | |
| 1444 | if (! codec_count) { |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 1445 | dev_err(chip->card->dev, "no codec available\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1446 | return -ENODEV; |
| 1447 | } |
| 1448 | |
| 1449 | snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); |
| 1450 | |
| 1451 | return 0; |
| 1452 | } |
| 1453 | |
| 1454 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1455 | /* |
| 1456 | * power management |
| 1457 | */ |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1458 | static int snd_atiixp_suspend(struct device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1459 | { |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1460 | struct snd_card *card = dev_get_drvdata(dev); |
Takashi Iwai | 92304cc | 2005-11-17 16:07:46 +0100 | [diff] [blame] | 1461 | struct atiixp *chip = card->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1462 | int i; |
| 1463 | |
Takashi Iwai | 92304cc | 2005-11-17 16:07:46 +0100 | [diff] [blame] | 1464 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1465 | for (i = 0; i < NUM_ATI_CODECS; i++) |
Takashi Iwai | 92304cc | 2005-11-17 16:07:46 +0100 | [diff] [blame] | 1466 | snd_ac97_suspend(chip->ac97[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1467 | snd_atiixp_aclink_down(chip); |
| 1468 | snd_atiixp_chip_stop(chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1469 | return 0; |
| 1470 | } |
| 1471 | |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1472 | static int snd_atiixp_resume(struct device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1473 | { |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1474 | struct snd_card *card = dev_get_drvdata(dev); |
Takashi Iwai | 92304cc | 2005-11-17 16:07:46 +0100 | [diff] [blame] | 1475 | struct atiixp *chip = card->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1476 | int i; |
| 1477 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1478 | snd_atiixp_aclink_reset(chip); |
| 1479 | snd_atiixp_chip_start(chip); |
| 1480 | |
| 1481 | for (i = 0; i < NUM_ATI_CODECS; i++) |
Takashi Iwai | 92304cc | 2005-11-17 16:07:46 +0100 | [diff] [blame] | 1482 | snd_ac97_resume(chip->ac97[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1483 | |
| 1484 | for (i = 0; i < NUM_ATI_PCMDEVS; i++) |
| 1485 | if (chip->pcmdevs[i]) { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1486 | struct atiixp_dma *dma = &chip->dmas[i]; |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame] | 1487 | if (dma->substream && dma->suspended) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1488 | dma->ops->enable_dma(chip, 1); |
Takashi Iwai | 8e3d759d | 2005-09-01 11:56:34 +0200 | [diff] [blame] | 1489 | dma->substream->ops->prepare(dma->substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1490 | writel((u32)dma->desc_buf.addr | ATI_REG_LINKPTR_EN, |
| 1491 | chip->remap_addr + dma->ops->llp_offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1492 | } |
| 1493 | } |
| 1494 | |
Takashi Iwai | 92304cc | 2005-11-17 16:07:46 +0100 | [diff] [blame] | 1495 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1496 | return 0; |
| 1497 | } |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1498 | |
Takashi Iwai | b462d0b | 2024-02-07 16:51:17 +0100 | [diff] [blame] | 1499 | static DEFINE_SIMPLE_DEV_PM_OPS(snd_atiixp_pm, snd_atiixp_suspend, snd_atiixp_resume); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1500 | |
| 1501 | /* |
| 1502 | * proc interface for register dump |
| 1503 | */ |
| 1504 | |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1505 | static void snd_atiixp_proc_read(struct snd_info_entry *entry, |
| 1506 | struct snd_info_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1507 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1508 | struct atiixp *chip = entry->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1509 | int i; |
| 1510 | |
| 1511 | for (i = 0; i < 256; i += 4) |
| 1512 | snd_iprintf(buffer, "%02x: %08x\n", i, readl(chip->remap_addr + i)); |
| 1513 | } |
| 1514 | |
Bill Pemberton | e23e7a1 | 2012-12-06 12:35:10 -0500 | [diff] [blame] | 1515 | static void snd_atiixp_proc_init(struct atiixp *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1516 | { |
Takashi Iwai | 47f2769 | 2019-02-04 16:01:39 +0100 | [diff] [blame] | 1517 | snd_card_ro_proc_new(chip->card, "atiixp", chip, snd_atiixp_proc_read); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1518 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1519 | |
| 1520 | |
| 1521 | /* |
| 1522 | * destructor |
| 1523 | */ |
| 1524 | |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1525 | static void snd_atiixp_free(struct snd_card *card) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1526 | { |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1527 | snd_atiixp_chip_stop(card->private_data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1528 | } |
| 1529 | |
| 1530 | /* |
| 1531 | * constructor for chip instance |
| 1532 | */ |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1533 | static int snd_atiixp_init(struct snd_card *card, struct pci_dev *pci) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1534 | { |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1535 | struct atiixp *chip = card->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1536 | int err; |
| 1537 | |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1538 | err = pcim_enable_device(pci); |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1539 | if (err < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1540 | return err; |
| 1541 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1542 | spin_lock_init(&chip->reg_lock); |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1543 | mutex_init(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1544 | chip->card = card; |
| 1545 | chip->pci = pci; |
| 1546 | chip->irq = -1; |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1547 | err = pcim_iomap_regions(pci, 1 << 0, "ATI IXP AC97"); |
| 1548 | if (err < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1549 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1550 | chip->addr = pci_resource_start(pci, 0); |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1551 | chip->remap_addr = pcim_iomap_table(pci)[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1552 | |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1553 | if (devm_request_irq(&pci->dev, pci->irq, snd_atiixp_interrupt, |
| 1554 | IRQF_SHARED, KBUILD_MODNAME, chip)) { |
Takashi Iwai | 25135fd | 2014-02-25 12:54:24 +0100 | [diff] [blame] | 1555 | dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1556 | return -EBUSY; |
| 1557 | } |
| 1558 | chip->irq = pci->irq; |
Takashi Iwai | 4504487 | 2019-12-10 07:34:03 +0100 | [diff] [blame] | 1559 | card->sync_irq = chip->irq; |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1560 | card->private_free = snd_atiixp_free; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1561 | pci_set_master(pci); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1562 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1563 | return 0; |
| 1564 | } |
| 1565 | |
| 1566 | |
Takashi Iwai | 48e8add | 2022-04-12 12:26:03 +0200 | [diff] [blame] | 1567 | static int __snd_atiixp_probe(struct pci_dev *pci, |
| 1568 | const struct pci_device_id *pci_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1569 | { |
Takashi Iwai | 74ee4ff | 2005-11-17 15:02:23 +0100 | [diff] [blame] | 1570 | struct snd_card *card; |
| 1571 | struct atiixp *chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1572 | int err; |
| 1573 | |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1574 | err = snd_devm_card_new(&pci->dev, index, id, THIS_MODULE, |
| 1575 | sizeof(*chip), &card); |
Takashi Iwai | e58de7b | 2008-12-28 16:44:30 +0100 | [diff] [blame] | 1576 | if (err < 0) |
| 1577 | return err; |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1578 | chip = card->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1579 | |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 1580 | strcpy(card->driver, spdif_aclink ? "ATIIXP" : "ATIIXP-SPDMA"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1581 | strcpy(card->shortname, "ATI IXP"); |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1582 | err = snd_atiixp_init(card, pci); |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1583 | if (err < 0) |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1584 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1585 | |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1586 | err = snd_atiixp_aclink_reset(chip); |
| 1587 | if (err < 0) |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1588 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1589 | |
Clemens Ladisch | b7fe462 | 2005-10-04 08:46:51 +0200 | [diff] [blame] | 1590 | chip->spdif_over_aclink = spdif_aclink; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1591 | |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1592 | err = snd_atiixp_mixer_new(chip, ac97_clock, ac97_quirk); |
| 1593 | if (err < 0) |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1594 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1595 | |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1596 | err = snd_atiixp_pcm_new(chip); |
| 1597 | if (err < 0) |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1598 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1599 | |
| 1600 | snd_atiixp_proc_init(chip); |
| 1601 | |
| 1602 | snd_atiixp_chip_start(chip); |
| 1603 | |
| 1604 | snprintf(card->longname, sizeof(card->longname), |
Auke Kok | 44c1013 | 2007-06-08 15:46:36 -0700 | [diff] [blame] | 1605 | "%s rev %x with %s at %#lx, irq %i", card->shortname, |
| 1606 | pci->revision, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1607 | chip->ac97[0] ? snd_ac97_get_short_name(chip->ac97[0]) : "?", |
| 1608 | chip->addr, chip->irq); |
| 1609 | |
Takashi Iwai | b83bea3 | 2021-06-08 16:04:53 +0200 | [diff] [blame] | 1610 | err = snd_card_register(card); |
| 1611 | if (err < 0) |
Takashi Iwai | 86bde74 | 2021-07-15 09:58:28 +0200 | [diff] [blame] | 1612 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1613 | |
| 1614 | pci_set_drvdata(pci, card); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1615 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1616 | } |
| 1617 | |
Takashi Iwai | 48e8add | 2022-04-12 12:26:03 +0200 | [diff] [blame] | 1618 | static int snd_atiixp_probe(struct pci_dev *pci, |
| 1619 | const struct pci_device_id *pci_id) |
| 1620 | { |
| 1621 | return snd_card_free_on_error(&pci->dev, __snd_atiixp_probe(pci, pci_id)); |
| 1622 | } |
| 1623 | |
Takashi Iwai | e9f66d9 | 2012-04-24 12:25:00 +0200 | [diff] [blame] | 1624 | static struct pci_driver atiixp_driver = { |
Takashi Iwai | 3733e42 | 2011-06-10 16:20:20 +0200 | [diff] [blame] | 1625 | .name = KBUILD_MODNAME, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1626 | .id_table = snd_atiixp_ids, |
| 1627 | .probe = snd_atiixp_probe, |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1628 | .driver = { |
Takashi Iwai | b462d0b | 2024-02-07 16:51:17 +0100 | [diff] [blame] | 1629 | .pm = &snd_atiixp_pm, |
Takashi Iwai | 68cb2b5 | 2012-07-02 15:20:37 +0200 | [diff] [blame] | 1630 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1631 | }; |
| 1632 | |
Takashi Iwai | e9f66d9 | 2012-04-24 12:25:00 +0200 | [diff] [blame] | 1633 | module_pci_driver(atiixp_driver); |