blob: e35cfd326df28b0048483813037dfa0384dfbe6a [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 *
3 * hda_intel.c - Implementation of primary alsa driver code base for Intel HD Audio.
4 *
5 * Copyright(c) 2004 Intel Corporation. All rights reserved.
6 *
7 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
8 * PeiSen Hou <pshou@realtek.com.tw>
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the Free
12 * Software Foundation; either version 2 of the License, or (at your option)
13 * any later version.
14 *
15 * This program is distributed in the hope that it will be useful, but WITHOUT
16 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
17 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
18 * more details.
19 *
20 * You should have received a copy of the GNU General Public License along with
21 * this program; if not, write to the Free Software Foundation, Inc., 59
22 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 *
24 * CONTACTS:
25 *
26 * Matt Jared matt.jared@intel.com
27 * Andy Kopp andy.kopp@intel.com
28 * Dan Kogan dan.d.kogan@intel.com
29 *
30 * CHANGES:
31 *
32 * 2004.12.01 Major rewrite by tiwai, merged the work of pshou
33 *
34 */
35
36#include <sound/driver.h>
37#include <asm/io.h>
38#include <linux/delay.h>
39#include <linux/interrupt.h>
Randy Dunlap362775e2005-11-07 14:43:23 +010040#include <linux/kernel.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070041#include <linux/module.h>
42#include <linux/moduleparam.h>
43#include <linux/init.h>
44#include <linux/slab.h>
45#include <linux/pci.h>
Ingo Molnar62932df2006-01-16 16:34:20 +010046#include <linux/mutex.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070047#include <sound/core.h>
48#include <sound/initval.h>
49#include "hda_codec.h"
50
51
Clemens Ladischb7fe4622005-10-04 08:46:51 +020052static int index = SNDRV_DEFAULT_IDX1;
53static char *id = SNDRV_DEFAULT_STR1;
54static char *model;
55static int position_fix;
Matt Porter954fa192005-11-29 14:46:01 +010056static int probe_mask = -1;
Takashi Iwai27346162006-01-12 18:28:44 +010057static int single_cmd;
Takashi Iwai134a11f2006-11-10 12:08:37 +010058static int enable_msi;
Linus Torvalds1da177e2005-04-16 15:20:36 -070059
Clemens Ladischb7fe4622005-10-04 08:46:51 +020060module_param(index, int, 0444);
Linus Torvalds1da177e2005-04-16 15:20:36 -070061MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
Clemens Ladischb7fe4622005-10-04 08:46:51 +020062module_param(id, charp, 0444);
Linus Torvalds1da177e2005-04-16 15:20:36 -070063MODULE_PARM_DESC(id, "ID string for Intel HD audio interface.");
Clemens Ladischb7fe4622005-10-04 08:46:51 +020064module_param(model, charp, 0444);
Linus Torvalds1da177e2005-04-16 15:20:36 -070065MODULE_PARM_DESC(model, "Use the given board model.");
Clemens Ladischb7fe4622005-10-04 08:46:51 +020066module_param(position_fix, int, 0444);
Takashi Iwai0be3b5d2005-09-05 17:11:40 +020067MODULE_PARM_DESC(position_fix, "Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size).");
Takashi Iwai606ad752005-11-24 16:03:40 +010068module_param(probe_mask, int, 0444);
69MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
Takashi Iwai27346162006-01-12 18:28:44 +010070module_param(single_cmd, bool, 0444);
71MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs (for debugging only).");
Takashi Iwai134a11f2006-11-10 12:08:37 +010072module_param(enable_msi, int, 0);
73MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)");
Takashi Iwai606ad752005-11-24 16:03:40 +010074
Linus Torvalds1da177e2005-04-16 15:20:36 -070075
Takashi Iwai2b3e5842005-10-06 13:47:23 +020076/* just for backward compatibility */
77static int enable;
Takashi Iwai698444f2005-10-20 16:53:49 +020078module_param(enable, bool, 0444);
Takashi Iwai2b3e5842005-10-06 13:47:23 +020079
Linus Torvalds1da177e2005-04-16 15:20:36 -070080MODULE_LICENSE("GPL");
81MODULE_SUPPORTED_DEVICE("{{Intel, ICH6},"
82 "{Intel, ICH6M},"
Jason Gaston2f1b3812005-05-01 08:58:50 -070083 "{Intel, ICH7},"
Frederick Lif5d40b32005-05-12 14:55:20 +020084 "{Intel, ESB2},"
Jason Gastond2981392006-01-10 11:07:37 +010085 "{Intel, ICH8},"
Takashi Iwaifc20a562005-05-12 15:00:41 +020086 "{ATI, SB450},"
Felix Kuehling89be83f2006-03-31 12:33:59 +020087 "{ATI, SB600},"
Felix Kuehling778b6e12006-05-17 11:22:21 +020088 "{ATI, RS600},"
Felix Kuehling5b15c952006-10-16 12:49:47 +020089 "{ATI, RS690},"
Takashi Iwaifc20a562005-05-12 15:00:41 +020090 "{VIA, VT8251},"
Takashi Iwai47672312005-08-12 16:44:04 +020091 "{VIA, VT8237A},"
Takashi Iwai07e4ca52005-08-24 14:14:57 +020092 "{SiS, SIS966},"
93 "{ULI, M5461}}");
Linus Torvalds1da177e2005-04-16 15:20:36 -070094MODULE_DESCRIPTION("Intel HDA driver");
95
96#define SFX "hda-intel: "
97
98/*
99 * registers
100 */
101#define ICH6_REG_GCAP 0x00
102#define ICH6_REG_VMIN 0x02
103#define ICH6_REG_VMAJ 0x03
104#define ICH6_REG_OUTPAY 0x04
105#define ICH6_REG_INPAY 0x06
106#define ICH6_REG_GCTL 0x08
107#define ICH6_REG_WAKEEN 0x0c
108#define ICH6_REG_STATESTS 0x0e
109#define ICH6_REG_GSTS 0x10
110#define ICH6_REG_INTCTL 0x20
111#define ICH6_REG_INTSTS 0x24
112#define ICH6_REG_WALCLK 0x30
113#define ICH6_REG_SYNC 0x34
114#define ICH6_REG_CORBLBASE 0x40
115#define ICH6_REG_CORBUBASE 0x44
116#define ICH6_REG_CORBWP 0x48
117#define ICH6_REG_CORBRP 0x4A
118#define ICH6_REG_CORBCTL 0x4c
119#define ICH6_REG_CORBSTS 0x4d
120#define ICH6_REG_CORBSIZE 0x4e
121
122#define ICH6_REG_RIRBLBASE 0x50
123#define ICH6_REG_RIRBUBASE 0x54
124#define ICH6_REG_RIRBWP 0x58
125#define ICH6_REG_RINTCNT 0x5a
126#define ICH6_REG_RIRBCTL 0x5c
127#define ICH6_REG_RIRBSTS 0x5d
128#define ICH6_REG_RIRBSIZE 0x5e
129
130#define ICH6_REG_IC 0x60
131#define ICH6_REG_IR 0x64
132#define ICH6_REG_IRS 0x68
133#define ICH6_IRS_VALID (1<<1)
134#define ICH6_IRS_BUSY (1<<0)
135
136#define ICH6_REG_DPLBASE 0x70
137#define ICH6_REG_DPUBASE 0x74
138#define ICH6_DPLBASE_ENABLE 0x1 /* Enable position buffer */
139
140/* SD offset: SDI0=0x80, SDI1=0xa0, ... SDO3=0x160 */
141enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
142
143/* stream register offsets from stream base */
144#define ICH6_REG_SD_CTL 0x00
145#define ICH6_REG_SD_STS 0x03
146#define ICH6_REG_SD_LPIB 0x04
147#define ICH6_REG_SD_CBL 0x08
148#define ICH6_REG_SD_LVI 0x0c
149#define ICH6_REG_SD_FIFOW 0x0e
150#define ICH6_REG_SD_FIFOSIZE 0x10
151#define ICH6_REG_SD_FORMAT 0x12
152#define ICH6_REG_SD_BDLPL 0x18
153#define ICH6_REG_SD_BDLPU 0x1c
154
155/* PCI space */
156#define ICH6_PCIREG_TCSEL 0x44
157
158/*
159 * other constants
160 */
161
162/* max number of SDs */
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200163/* ICH, ATI and VIA have 4 playback and 4 capture */
164#define ICH6_CAPTURE_INDEX 0
165#define ICH6_NUM_CAPTURE 4
166#define ICH6_PLAYBACK_INDEX 4
167#define ICH6_NUM_PLAYBACK 4
168
169/* ULI has 6 playback and 5 capture */
170#define ULI_CAPTURE_INDEX 0
171#define ULI_NUM_CAPTURE 5
172#define ULI_PLAYBACK_INDEX 5
173#define ULI_NUM_PLAYBACK 6
174
Felix Kuehling778b6e12006-05-17 11:22:21 +0200175/* ATI HDMI has 1 playback and 0 capture */
176#define ATIHDMI_CAPTURE_INDEX 0
177#define ATIHDMI_NUM_CAPTURE 0
178#define ATIHDMI_PLAYBACK_INDEX 0
179#define ATIHDMI_NUM_PLAYBACK 1
180
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200181/* this number is statically defined for simplicity */
182#define MAX_AZX_DEV 16
183
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184/* max number of fragments - we may use more if allocating more pages for BDL */
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200185#define BDL_SIZE PAGE_ALIGN(8192)
186#define AZX_MAX_FRAG (BDL_SIZE / (MAX_AZX_DEV * 16))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187/* max buffer size - no h/w limit, you can increase as you like */
188#define AZX_MAX_BUF_SIZE (1024*1024*1024)
189/* max number of PCM devics per card */
Takashi Iwaiec9e1c52005-09-07 13:29:22 +0200190#define AZX_MAX_AUDIO_PCMS 6
191#define AZX_MAX_MODEM_PCMS 2
192#define AZX_MAX_PCMS (AZX_MAX_AUDIO_PCMS + AZX_MAX_MODEM_PCMS)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193
194/* RIRB int mask: overrun[2], response[0] */
195#define RIRB_INT_RESPONSE 0x01
196#define RIRB_INT_OVERRUN 0x04
197#define RIRB_INT_MASK 0x05
198
199/* STATESTS int mask: SD2,SD1,SD0 */
200#define STATESTS_INT_MASK 0x07
Frederick Lif5d40b32005-05-12 14:55:20 +0200201#define AZX_MAX_CODECS 4
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202
203/* SD_CTL bits */
204#define SD_CTL_STREAM_RESET 0x01 /* stream reset bit */
205#define SD_CTL_DMA_START 0x02 /* stream DMA start bit */
206#define SD_CTL_STREAM_TAG_MASK (0xf << 20)
207#define SD_CTL_STREAM_TAG_SHIFT 20
208
209/* SD_CTL and SD_STS */
210#define SD_INT_DESC_ERR 0x10 /* descriptor error interrupt */
211#define SD_INT_FIFO_ERR 0x08 /* FIFO error interrupt */
212#define SD_INT_COMPLETE 0x04 /* completion interrupt */
213#define SD_INT_MASK (SD_INT_DESC_ERR|SD_INT_FIFO_ERR|SD_INT_COMPLETE)
214
215/* SD_STS */
216#define SD_STS_FIFO_READY 0x20 /* FIFO ready */
217
218/* INTCTL and INTSTS */
219#define ICH6_INT_ALL_STREAM 0xff /* all stream interrupts */
220#define ICH6_INT_CTRL_EN 0x40000000 /* controller interrupt enable bit */
221#define ICH6_INT_GLOBAL_EN 0x80000000 /* global interrupt enable bit */
222
Matt41e2fce2005-07-04 17:49:55 +0200223/* GCTL unsolicited response enable bit */
224#define ICH6_GCTL_UREN (1<<8)
225
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226/* GCTL reset bit */
227#define ICH6_GCTL_RESET (1<<0)
228
229/* CORB/RIRB control, read/write pointer */
230#define ICH6_RBCTL_DMA_EN 0x02 /* enable DMA */
231#define ICH6_RBCTL_IRQ_EN 0x01 /* enable IRQ */
232#define ICH6_RBRWP_CLR 0x8000 /* read/write pointer clear */
233/* below are so far hardcoded - should read registers in future */
234#define ICH6_MAX_CORB_ENTRIES 256
235#define ICH6_MAX_RIRB_ENTRIES 256
236
Takashi Iwaic74db862005-05-12 14:26:27 +0200237/* position fix mode */
238enum {
Takashi Iwai0be3b5d2005-09-05 17:11:40 +0200239 POS_FIX_AUTO,
Takashi Iwaic74db862005-05-12 14:26:27 +0200240 POS_FIX_NONE,
Takashi Iwai0be3b5d2005-09-05 17:11:40 +0200241 POS_FIX_POSBUF,
242 POS_FIX_FIFO,
Takashi Iwaic74db862005-05-12 14:26:27 +0200243};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700244
Frederick Lif5d40b32005-05-12 14:55:20 +0200245/* Defines for ATI HD Audio support in SB450 south bridge */
Frederick Lif5d40b32005-05-12 14:55:20 +0200246#define ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR 0x42
247#define ATI_SB450_HDAUDIO_ENABLE_SNOOP 0x02
248
Vinod Gda3fca22005-09-13 18:49:12 +0200249/* Defines for Nvidia HDA support */
250#define NVIDIA_HDA_TRANSREG_ADDR 0x4e
251#define NVIDIA_HDA_ENABLE_COHBITS 0x0f
Frederick Lif5d40b32005-05-12 14:55:20 +0200252
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700254 */
255
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100256struct azx_dev {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700257 u32 *bdl; /* virtual address of the BDL */
258 dma_addr_t bdl_addr; /* physical address of the BDL */
Takashi Iwai929861c2006-08-31 16:55:40 +0200259 u32 *posbuf; /* position buffer pointer */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260
261 unsigned int bufsize; /* size of the play buffer in bytes */
262 unsigned int fragsize; /* size of each period in bytes */
263 unsigned int frags; /* number for period in the play buffer */
264 unsigned int fifo_size; /* FIFO size */
265
266 void __iomem *sd_addr; /* stream descriptor pointer */
267
268 u32 sd_int_sta_mask; /* stream int status mask */
269
270 /* pcm support */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100271 struct snd_pcm_substream *substream; /* assigned substream, set in PCM open */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700272 unsigned int format_val; /* format value to be set in the controller and the codec */
273 unsigned char stream_tag; /* assigned stream */
274 unsigned char index; /* stream index */
Takashi Iwai1a56f8d2006-02-16 19:51:10 +0100275 /* for sanity check of position buffer */
276 unsigned int period_intr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277
Pavel Machek927fc862006-08-31 17:03:43 +0200278 unsigned int opened :1;
279 unsigned int running :1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280};
281
282/* CORB/RIRB */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100283struct azx_rb {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700284 u32 *buf; /* CORB/RIRB buffer
285 * Each CORB entry is 4byte, RIRB is 8byte
286 */
287 dma_addr_t addr; /* physical address of CORB/RIRB buffer */
288 /* for RIRB */
289 unsigned short rp, wp; /* read/write pointers */
290 int cmds; /* number of pending requests */
291 u32 res; /* last read value */
292};
293
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100294struct azx {
295 struct snd_card *card;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700296 struct pci_dev *pci;
297
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200298 /* chip type specific */
299 int driver_type;
300 int playback_streams;
301 int playback_index_offset;
302 int capture_streams;
303 int capture_index_offset;
304 int num_streams;
305
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306 /* pci resources */
307 unsigned long addr;
308 void __iomem *remap_addr;
309 int irq;
310
311 /* locks */
312 spinlock_t reg_lock;
Ingo Molnar62932df2006-01-16 16:34:20 +0100313 struct mutex open_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200315 /* streams (x num_streams) */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100316 struct azx_dev *azx_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700317
318 /* PCM */
319 unsigned int pcm_devs;
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100320 struct snd_pcm *pcm[AZX_MAX_PCMS];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700321
322 /* HD codec */
323 unsigned short codec_mask;
324 struct hda_bus *bus;
325
326 /* CORB/RIRB */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100327 struct azx_rb corb;
328 struct azx_rb rirb;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700329
330 /* BDL, CORB/RIRB and position buffers */
331 struct snd_dma_buffer bdl;
332 struct snd_dma_buffer rb;
333 struct snd_dma_buffer posbuf;
Takashi Iwaic74db862005-05-12 14:26:27 +0200334
335 /* flags */
336 int position_fix;
Pavel Machek927fc862006-08-31 17:03:43 +0200337 unsigned int initialized :1;
338 unsigned int single_cmd :1;
339 unsigned int polling_mode :1;
Takashi Iwai68e7fff2006-10-23 13:40:59 +0200340 unsigned int msi :1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700341};
342
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200343/* driver types */
344enum {
345 AZX_DRIVER_ICH,
346 AZX_DRIVER_ATI,
Felix Kuehling778b6e12006-05-17 11:22:21 +0200347 AZX_DRIVER_ATIHDMI,
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200348 AZX_DRIVER_VIA,
349 AZX_DRIVER_SIS,
350 AZX_DRIVER_ULI,
Vinod Gda3fca22005-09-13 18:49:12 +0200351 AZX_DRIVER_NVIDIA,
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200352};
353
354static char *driver_short_names[] __devinitdata = {
355 [AZX_DRIVER_ICH] = "HDA Intel",
356 [AZX_DRIVER_ATI] = "HDA ATI SB",
Felix Kuehling778b6e12006-05-17 11:22:21 +0200357 [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200358 [AZX_DRIVER_VIA] = "HDA VIA VT82xx",
359 [AZX_DRIVER_SIS] = "HDA SIS966",
Vinod Gda3fca22005-09-13 18:49:12 +0200360 [AZX_DRIVER_ULI] = "HDA ULI M5461",
361 [AZX_DRIVER_NVIDIA] = "HDA NVidia",
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200362};
363
Linus Torvalds1da177e2005-04-16 15:20:36 -0700364/*
365 * macros for easy use
366 */
367#define azx_writel(chip,reg,value) \
368 writel(value, (chip)->remap_addr + ICH6_REG_##reg)
369#define azx_readl(chip,reg) \
370 readl((chip)->remap_addr + ICH6_REG_##reg)
371#define azx_writew(chip,reg,value) \
372 writew(value, (chip)->remap_addr + ICH6_REG_##reg)
373#define azx_readw(chip,reg) \
374 readw((chip)->remap_addr + ICH6_REG_##reg)
375#define azx_writeb(chip,reg,value) \
376 writeb(value, (chip)->remap_addr + ICH6_REG_##reg)
377#define azx_readb(chip,reg) \
378 readb((chip)->remap_addr + ICH6_REG_##reg)
379
380#define azx_sd_writel(dev,reg,value) \
381 writel(value, (dev)->sd_addr + ICH6_REG_##reg)
382#define azx_sd_readl(dev,reg) \
383 readl((dev)->sd_addr + ICH6_REG_##reg)
384#define azx_sd_writew(dev,reg,value) \
385 writew(value, (dev)->sd_addr + ICH6_REG_##reg)
386#define azx_sd_readw(dev,reg) \
387 readw((dev)->sd_addr + ICH6_REG_##reg)
388#define azx_sd_writeb(dev,reg,value) \
389 writeb(value, (dev)->sd_addr + ICH6_REG_##reg)
390#define azx_sd_readb(dev,reg) \
391 readb((dev)->sd_addr + ICH6_REG_##reg)
392
393/* for pcm support */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100394#define get_azx_dev(substream) (substream->runtime->private_data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700395
396/* Get the upper 32bit of the given dma_addr_t
397 * Compiler should optimize and eliminate the code if dma_addr_t is 32bit
398 */
399#define upper_32bit(addr) (sizeof(addr) > 4 ? (u32)((addr) >> 32) : (u32)0)
400
Takashi Iwai68e7fff2006-10-23 13:40:59 +0200401static int azx_acquire_irq(struct azx *chip, int do_disconnect);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700402
403/*
404 * Interface for HD codec
405 */
406
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407/*
408 * CORB / RIRB interface
409 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100410static int azx_alloc_cmd_io(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700411{
412 int err;
413
414 /* single page (at least 4096 bytes) must suffice for both ringbuffes */
415 err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
416 PAGE_SIZE, &chip->rb);
417 if (err < 0) {
418 snd_printk(KERN_ERR SFX "cannot allocate CORB/RIRB\n");
419 return err;
420 }
421 return 0;
422}
423
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100424static void azx_init_cmd_io(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700425{
426 /* CORB set up */
427 chip->corb.addr = chip->rb.addr;
428 chip->corb.buf = (u32 *)chip->rb.area;
429 azx_writel(chip, CORBLBASE, (u32)chip->corb.addr);
430 azx_writel(chip, CORBUBASE, upper_32bit(chip->corb.addr));
431
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200432 /* set the corb size to 256 entries (ULI requires explicitly) */
433 azx_writeb(chip, CORBSIZE, 0x02);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700434 /* set the corb write pointer to 0 */
435 azx_writew(chip, CORBWP, 0);
436 /* reset the corb hw read pointer */
437 azx_writew(chip, CORBRP, ICH6_RBRWP_CLR);
438 /* enable corb dma */
439 azx_writeb(chip, CORBCTL, ICH6_RBCTL_DMA_EN);
440
441 /* RIRB set up */
442 chip->rirb.addr = chip->rb.addr + 2048;
443 chip->rirb.buf = (u32 *)(chip->rb.area + 2048);
444 azx_writel(chip, RIRBLBASE, (u32)chip->rirb.addr);
445 azx_writel(chip, RIRBUBASE, upper_32bit(chip->rirb.addr));
446
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200447 /* set the rirb size to 256 entries (ULI requires explicitly) */
448 azx_writeb(chip, RIRBSIZE, 0x02);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700449 /* reset the rirb hw write pointer */
450 azx_writew(chip, RIRBWP, ICH6_RBRWP_CLR);
451 /* set N=1, get RIRB response interrupt for new entry */
452 azx_writew(chip, RINTCNT, 1);
453 /* enable rirb dma and response irq */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700454 azx_writeb(chip, RIRBCTL, ICH6_RBCTL_DMA_EN | ICH6_RBCTL_IRQ_EN);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455 chip->rirb.rp = chip->rirb.cmds = 0;
456}
457
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100458static void azx_free_cmd_io(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700459{
460 /* disable ringbuffer DMAs */
461 azx_writeb(chip, RIRBCTL, 0);
462 azx_writeb(chip, CORBCTL, 0);
463}
464
465/* send a command */
Takashi Iwai111d3af2006-02-16 18:17:58 +0100466static int azx_corb_send_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
467 unsigned int verb, unsigned int para)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700468{
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100469 struct azx *chip = codec->bus->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700470 unsigned int wp;
471 u32 val;
472
473 val = (u32)(codec->addr & 0x0f) << 28;
474 val |= (u32)direct << 27;
475 val |= (u32)nid << 20;
476 val |= verb << 8;
477 val |= para;
478
479 /* add command to corb */
480 wp = azx_readb(chip, CORBWP);
481 wp++;
482 wp %= ICH6_MAX_CORB_ENTRIES;
483
484 spin_lock_irq(&chip->reg_lock);
485 chip->rirb.cmds++;
486 chip->corb.buf[wp] = cpu_to_le32(val);
487 azx_writel(chip, CORBWP, wp);
488 spin_unlock_irq(&chip->reg_lock);
489
490 return 0;
491}
492
493#define ICH6_RIRB_EX_UNSOL_EV (1<<4)
494
495/* retrieve RIRB entry - called from interrupt handler */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100496static void azx_update_rirb(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700497{
498 unsigned int rp, wp;
499 u32 res, res_ex;
500
501 wp = azx_readb(chip, RIRBWP);
502 if (wp == chip->rirb.wp)
503 return;
504 chip->rirb.wp = wp;
505
506 while (chip->rirb.rp != wp) {
507 chip->rirb.rp++;
508 chip->rirb.rp %= ICH6_MAX_RIRB_ENTRIES;
509
510 rp = chip->rirb.rp << 1; /* an RIRB entry is 8-bytes */
511 res_ex = le32_to_cpu(chip->rirb.buf[rp + 1]);
512 res = le32_to_cpu(chip->rirb.buf[rp]);
513 if (res_ex & ICH6_RIRB_EX_UNSOL_EV)
514 snd_hda_queue_unsol_event(chip->bus, res, res_ex);
515 else if (chip->rirb.cmds) {
516 chip->rirb.cmds--;
517 chip->rirb.res = res;
518 }
519 }
520}
521
522/* receive a response */
Takashi Iwai111d3af2006-02-16 18:17:58 +0100523static unsigned int azx_rirb_get_response(struct hda_codec *codec)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700524{
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100525 struct azx *chip = codec->bus->private_data;
Takashi Iwai5c79b1f2006-09-21 13:34:13 +0200526 unsigned long timeout;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700527
Takashi Iwai5c79b1f2006-09-21 13:34:13 +0200528 again:
529 timeout = jiffies + msecs_to_jiffies(1000);
530 do {
Takashi Iwaie96224a2006-08-21 17:57:44 +0200531 if (chip->polling_mode) {
532 spin_lock_irq(&chip->reg_lock);
533 azx_update_rirb(chip);
534 spin_unlock_irq(&chip->reg_lock);
535 }
536 if (! chip->rirb.cmds)
Takashi Iwai5c79b1f2006-09-21 13:34:13 +0200537 return chip->rirb.res; /* the last value */
538 schedule_timeout_interruptible(1);
539 } while (time_after_eq(timeout, jiffies));
540
Takashi Iwai68e7fff2006-10-23 13:40:59 +0200541 if (chip->msi) {
542 snd_printk(KERN_WARNING "hda_intel: No response from codec, "
543 "disabling MSI...\n");
544 free_irq(chip->irq, chip);
545 chip->irq = -1;
546 pci_disable_msi(chip->pci);
547 chip->msi = 0;
548 if (azx_acquire_irq(chip, 1) < 0)
549 return -1;
550 goto again;
551 }
552
Takashi Iwai5c79b1f2006-09-21 13:34:13 +0200553 if (!chip->polling_mode) {
554 snd_printk(KERN_WARNING "hda_intel: azx_get_response timeout, "
555 "switching to polling mode...\n");
556 chip->polling_mode = 1;
557 goto again;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700558 }
Takashi Iwai5c79b1f2006-09-21 13:34:13 +0200559
560 snd_printk(KERN_ERR "hda_intel: azx_get_response timeout, "
561 "switching to single_cmd mode...\n");
562 chip->rirb.rp = azx_readb(chip, RIRBWP);
563 chip->rirb.cmds = 0;
564 /* switch to single_cmd mode */
565 chip->single_cmd = 1;
566 azx_free_cmd_io(chip);
567 return -1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700568}
569
Linus Torvalds1da177e2005-04-16 15:20:36 -0700570/*
571 * Use the single immediate command instead of CORB/RIRB for simplicity
572 *
573 * Note: according to Intel, this is not preferred use. The command was
574 * intended for the BIOS only, and may get confused with unsolicited
575 * responses. So, we shouldn't use it for normal operation from the
576 * driver.
577 * I left the codes, however, for debugging/testing purposes.
578 */
579
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580/* send a command */
Takashi Iwai27346162006-01-12 18:28:44 +0100581static int azx_single_send_cmd(struct hda_codec *codec, hda_nid_t nid,
582 int direct, unsigned int verb,
583 unsigned int para)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584{
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100585 struct azx *chip = codec->bus->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700586 u32 val;
587 int timeout = 50;
588
589 val = (u32)(codec->addr & 0x0f) << 28;
590 val |= (u32)direct << 27;
591 val |= (u32)nid << 20;
592 val |= verb << 8;
593 val |= para;
594
595 while (timeout--) {
596 /* check ICB busy bit */
597 if (! (azx_readw(chip, IRS) & ICH6_IRS_BUSY)) {
598 /* Clear IRV valid bit */
599 azx_writew(chip, IRS, azx_readw(chip, IRS) | ICH6_IRS_VALID);
600 azx_writel(chip, IC, val);
601 azx_writew(chip, IRS, azx_readw(chip, IRS) | ICH6_IRS_BUSY);
602 return 0;
603 }
604 udelay(1);
605 }
606 snd_printd(SFX "send_cmd timeout: IRS=0x%x, val=0x%x\n", azx_readw(chip, IRS), val);
607 return -EIO;
608}
609
610/* receive a response */
Takashi Iwai27346162006-01-12 18:28:44 +0100611static unsigned int azx_single_get_response(struct hda_codec *codec)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700612{
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100613 struct azx *chip = codec->bus->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700614 int timeout = 50;
615
616 while (timeout--) {
617 /* check IRV busy bit */
618 if (azx_readw(chip, IRS) & ICH6_IRS_VALID)
619 return azx_readl(chip, IR);
620 udelay(1);
621 }
622 snd_printd(SFX "get_response timeout: IRS=0x%x\n", azx_readw(chip, IRS));
623 return (unsigned int)-1;
624}
625
Takashi Iwai111d3af2006-02-16 18:17:58 +0100626/*
627 * The below are the main callbacks from hda_codec.
628 *
629 * They are just the skeleton to call sub-callbacks according to the
630 * current setting of chip->single_cmd.
631 */
632
633/* send a command */
634static int azx_send_cmd(struct hda_codec *codec, hda_nid_t nid,
635 int direct, unsigned int verb,
636 unsigned int para)
637{
638 struct azx *chip = codec->bus->private_data;
639 if (chip->single_cmd)
640 return azx_single_send_cmd(codec, nid, direct, verb, para);
641 else
642 return azx_corb_send_cmd(codec, nid, direct, verb, para);
643}
644
645/* get a response */
646static unsigned int azx_get_response(struct hda_codec *codec)
647{
648 struct azx *chip = codec->bus->private_data;
649 if (chip->single_cmd)
650 return azx_single_get_response(codec);
651 else
652 return azx_rirb_get_response(codec);
653}
654
655
Linus Torvalds1da177e2005-04-16 15:20:36 -0700656/* reset codec link */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100657static int azx_reset(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700658{
659 int count;
660
661 /* reset controller */
662 azx_writel(chip, GCTL, azx_readl(chip, GCTL) & ~ICH6_GCTL_RESET);
663
664 count = 50;
665 while (azx_readb(chip, GCTL) && --count)
666 msleep(1);
667
668 /* delay for >= 100us for codec PLL to settle per spec
669 * Rev 0.9 section 5.5.1
670 */
671 msleep(1);
672
673 /* Bring controller out of reset */
674 azx_writeb(chip, GCTL, azx_readb(chip, GCTL) | ICH6_GCTL_RESET);
675
676 count = 50;
Pavel Machek927fc862006-08-31 17:03:43 +0200677 while (!azx_readb(chip, GCTL) && --count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700678 msleep(1);
679
Pavel Machek927fc862006-08-31 17:03:43 +0200680 /* Brent Chartrand said to wait >= 540us for codecs to initialize */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700681 msleep(1);
682
683 /* check to see if controller is ready */
Pavel Machek927fc862006-08-31 17:03:43 +0200684 if (!azx_readb(chip, GCTL)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700685 snd_printd("azx_reset: controller not ready!\n");
686 return -EBUSY;
687 }
688
Matt41e2fce2005-07-04 17:49:55 +0200689 /* Accept unsolicited responses */
690 azx_writel(chip, GCTL, azx_readl(chip, GCTL) | ICH6_GCTL_UREN);
691
Linus Torvalds1da177e2005-04-16 15:20:36 -0700692 /* detect codecs */
Pavel Machek927fc862006-08-31 17:03:43 +0200693 if (!chip->codec_mask) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700694 chip->codec_mask = azx_readw(chip, STATESTS);
695 snd_printdd("codec_mask = 0x%x\n", chip->codec_mask);
696 }
697
698 return 0;
699}
700
701
702/*
703 * Lowlevel interface
704 */
705
706/* enable interrupts */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100707static void azx_int_enable(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700708{
709 /* enable controller CIE and GIE */
710 azx_writel(chip, INTCTL, azx_readl(chip, INTCTL) |
711 ICH6_INT_CTRL_EN | ICH6_INT_GLOBAL_EN);
712}
713
714/* disable interrupts */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100715static void azx_int_disable(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700716{
717 int i;
718
719 /* disable interrupts in stream descriptor */
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200720 for (i = 0; i < chip->num_streams; i++) {
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100721 struct azx_dev *azx_dev = &chip->azx_dev[i];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700722 azx_sd_writeb(azx_dev, SD_CTL,
723 azx_sd_readb(azx_dev, SD_CTL) & ~SD_INT_MASK);
724 }
725
726 /* disable SIE for all streams */
727 azx_writeb(chip, INTCTL, 0);
728
729 /* disable controller CIE and GIE */
730 azx_writel(chip, INTCTL, azx_readl(chip, INTCTL) &
731 ~(ICH6_INT_CTRL_EN | ICH6_INT_GLOBAL_EN));
732}
733
734/* clear interrupts */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100735static void azx_int_clear(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700736{
737 int i;
738
739 /* clear stream status */
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200740 for (i = 0; i < chip->num_streams; i++) {
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100741 struct azx_dev *azx_dev = &chip->azx_dev[i];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700742 azx_sd_writeb(azx_dev, SD_STS, SD_INT_MASK);
743 }
744
745 /* clear STATESTS */
746 azx_writeb(chip, STATESTS, STATESTS_INT_MASK);
747
748 /* clear rirb status */
749 azx_writeb(chip, RIRBSTS, RIRB_INT_MASK);
750
751 /* clear int status */
752 azx_writel(chip, INTSTS, ICH6_INT_CTRL_EN | ICH6_INT_ALL_STREAM);
753}
754
755/* start a stream */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100756static void azx_stream_start(struct azx *chip, struct azx_dev *azx_dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700757{
758 /* enable SIE */
759 azx_writeb(chip, INTCTL,
760 azx_readb(chip, INTCTL) | (1 << azx_dev->index));
761 /* set DMA start and interrupt mask */
762 azx_sd_writeb(azx_dev, SD_CTL, azx_sd_readb(azx_dev, SD_CTL) |
763 SD_CTL_DMA_START | SD_INT_MASK);
764}
765
766/* stop a stream */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100767static void azx_stream_stop(struct azx *chip, struct azx_dev *azx_dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700768{
769 /* stop DMA */
770 azx_sd_writeb(azx_dev, SD_CTL, azx_sd_readb(azx_dev, SD_CTL) &
771 ~(SD_CTL_DMA_START | SD_INT_MASK));
772 azx_sd_writeb(azx_dev, SD_STS, SD_INT_MASK); /* to be sure */
773 /* disable SIE */
774 azx_writeb(chip, INTCTL,
775 azx_readb(chip, INTCTL) & ~(1 << azx_dev->index));
776}
777
778
779/*
780 * initialize the chip
781 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100782static void azx_init_chip(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700783{
Vinod Gda3fca22005-09-13 18:49:12 +0200784 unsigned char reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700785
786 /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
787 * TCSEL == Traffic Class Select Register, which sets PCI express QOS
788 * Ensuring these bits are 0 clears playback static on some HD Audio codecs
789 */
Vinod Gda3fca22005-09-13 18:49:12 +0200790 pci_read_config_byte (chip->pci, ICH6_PCIREG_TCSEL, &reg);
791 pci_write_config_byte(chip->pci, ICH6_PCIREG_TCSEL, reg & 0xf8);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700792
793 /* reset controller */
794 azx_reset(chip);
795
796 /* initialize interrupts */
797 azx_int_clear(chip);
798 azx_int_enable(chip);
799
800 /* initialize the codec command I/O */
Pavel Machek927fc862006-08-31 17:03:43 +0200801 if (!chip->single_cmd)
Takashi Iwai27346162006-01-12 18:28:44 +0100802 azx_init_cmd_io(chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700803
Takashi Iwai0be3b5d2005-09-05 17:11:40 +0200804 /* program the position buffer */
805 azx_writel(chip, DPLBASE, (u32)chip->posbuf.addr);
806 azx_writel(chip, DPUBASE, upper_32bit(chip->posbuf.addr));
Frederick Lif5d40b32005-05-12 14:55:20 +0200807
Vinod Gda3fca22005-09-13 18:49:12 +0200808 switch (chip->driver_type) {
809 case AZX_DRIVER_ATI:
810 /* For ATI SB450 azalia HD audio, we need to enable snoop */
Frederick Lif5d40b32005-05-12 14:55:20 +0200811 pci_read_config_byte(chip->pci, ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR,
Vinod Gda3fca22005-09-13 18:49:12 +0200812 &reg);
Frederick Lif5d40b32005-05-12 14:55:20 +0200813 pci_write_config_byte(chip->pci, ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR,
Vinod Gda3fca22005-09-13 18:49:12 +0200814 (reg & 0xf8) | ATI_SB450_HDAUDIO_ENABLE_SNOOP);
815 break;
816 case AZX_DRIVER_NVIDIA:
817 /* For NVIDIA HDA, enable snoop */
818 pci_read_config_byte(chip->pci,NVIDIA_HDA_TRANSREG_ADDR, &reg);
819 pci_write_config_byte(chip->pci,NVIDIA_HDA_TRANSREG_ADDR,
820 (reg & 0xf0) | NVIDIA_HDA_ENABLE_COHBITS);
821 break;
822 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700823}
824
825
826/*
827 * interrupt handler
828 */
David Howells7d12e782006-10-05 14:55:46 +0100829static irqreturn_t azx_interrupt(int irq, void *dev_id)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700830{
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100831 struct azx *chip = dev_id;
832 struct azx_dev *azx_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700833 u32 status;
834 int i;
835
836 spin_lock(&chip->reg_lock);
837
838 status = azx_readl(chip, INTSTS);
839 if (status == 0) {
840 spin_unlock(&chip->reg_lock);
841 return IRQ_NONE;
842 }
843
Takashi Iwai07e4ca52005-08-24 14:14:57 +0200844 for (i = 0; i < chip->num_streams; i++) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700845 azx_dev = &chip->azx_dev[i];
846 if (status & azx_dev->sd_int_sta_mask) {
847 azx_sd_writeb(azx_dev, SD_STS, SD_INT_MASK);
848 if (azx_dev->substream && azx_dev->running) {
Takashi Iwai1a56f8d2006-02-16 19:51:10 +0100849 azx_dev->period_intr++;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700850 spin_unlock(&chip->reg_lock);
851 snd_pcm_period_elapsed(azx_dev->substream);
852 spin_lock(&chip->reg_lock);
853 }
854 }
855 }
856
857 /* clear rirb int */
858 status = azx_readb(chip, RIRBSTS);
859 if (status & RIRB_INT_MASK) {
Takashi Iwai27346162006-01-12 18:28:44 +0100860 if (! chip->single_cmd && (status & RIRB_INT_RESPONSE))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700861 azx_update_rirb(chip);
862 azx_writeb(chip, RIRBSTS, RIRB_INT_MASK);
863 }
864
865#if 0
866 /* clear state status int */
867 if (azx_readb(chip, STATESTS) & 0x04)
868 azx_writeb(chip, STATESTS, 0x04);
869#endif
870 spin_unlock(&chip->reg_lock);
871
872 return IRQ_HANDLED;
873}
874
875
876/*
877 * set up BDL entries
878 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100879static void azx_setup_periods(struct azx_dev *azx_dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700880{
881 u32 *bdl = azx_dev->bdl;
882 dma_addr_t dma_addr = azx_dev->substream->runtime->dma_addr;
883 int idx;
884
885 /* reset BDL address */
886 azx_sd_writel(azx_dev, SD_BDLPL, 0);
887 azx_sd_writel(azx_dev, SD_BDLPU, 0);
888
889 /* program the initial BDL entries */
890 for (idx = 0; idx < azx_dev->frags; idx++) {
891 unsigned int off = idx << 2; /* 4 dword step */
892 dma_addr_t addr = dma_addr + idx * azx_dev->fragsize;
893 /* program the address field of the BDL entry */
894 bdl[off] = cpu_to_le32((u32)addr);
895 bdl[off+1] = cpu_to_le32(upper_32bit(addr));
896
897 /* program the size field of the BDL entry */
898 bdl[off+2] = cpu_to_le32(azx_dev->fragsize);
899
900 /* program the IOC to enable interrupt when buffer completes */
901 bdl[off+3] = cpu_to_le32(0x01);
902 }
903}
904
905/*
906 * set up the SD for streaming
907 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100908static int azx_setup_controller(struct azx *chip, struct azx_dev *azx_dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700909{
910 unsigned char val;
911 int timeout;
912
913 /* make sure the run bit is zero for SD */
914 azx_sd_writeb(azx_dev, SD_CTL, azx_sd_readb(azx_dev, SD_CTL) & ~SD_CTL_DMA_START);
915 /* reset stream */
916 azx_sd_writeb(azx_dev, SD_CTL, azx_sd_readb(azx_dev, SD_CTL) | SD_CTL_STREAM_RESET);
917 udelay(3);
918 timeout = 300;
919 while (!((val = azx_sd_readb(azx_dev, SD_CTL)) & SD_CTL_STREAM_RESET) &&
920 --timeout)
921 ;
922 val &= ~SD_CTL_STREAM_RESET;
923 azx_sd_writeb(azx_dev, SD_CTL, val);
924 udelay(3);
925
926 timeout = 300;
927 /* waiting for hardware to report that the stream is out of reset */
928 while (((val = azx_sd_readb(azx_dev, SD_CTL)) & SD_CTL_STREAM_RESET) &&
929 --timeout)
930 ;
931
932 /* program the stream_tag */
933 azx_sd_writel(azx_dev, SD_CTL,
934 (azx_sd_readl(azx_dev, SD_CTL) & ~SD_CTL_STREAM_TAG_MASK) |
935 (azx_dev->stream_tag << SD_CTL_STREAM_TAG_SHIFT));
936
937 /* program the length of samples in cyclic buffer */
938 azx_sd_writel(azx_dev, SD_CBL, azx_dev->bufsize);
939
940 /* program the stream format */
941 /* this value needs to be the same as the one programmed */
942 azx_sd_writew(azx_dev, SD_FORMAT, azx_dev->format_val);
943
944 /* program the stream LVI (last valid index) of the BDL */
945 azx_sd_writew(azx_dev, SD_LVI, azx_dev->frags - 1);
946
947 /* program the BDL address */
948 /* lower BDL address */
949 azx_sd_writel(azx_dev, SD_BDLPL, (u32)azx_dev->bdl_addr);
950 /* upper BDL address */
951 azx_sd_writel(azx_dev, SD_BDLPU, upper_32bit(azx_dev->bdl_addr));
952
Takashi Iwai0be3b5d2005-09-05 17:11:40 +0200953 /* enable the position buffer */
954 if (! (azx_readl(chip, DPLBASE) & ICH6_DPLBASE_ENABLE))
955 azx_writel(chip, DPLBASE, (u32)chip->posbuf.addr | ICH6_DPLBASE_ENABLE);
Takashi Iwaic74db862005-05-12 14:26:27 +0200956
Linus Torvalds1da177e2005-04-16 15:20:36 -0700957 /* set the interrupt enable bits in the descriptor control register */
958 azx_sd_writel(azx_dev, SD_CTL, azx_sd_readl(azx_dev, SD_CTL) | SD_INT_MASK);
959
960 return 0;
961}
962
963
964/*
965 * Codec initialization
966 */
967
Takashi Iwaia98f90f2005-11-17 14:59:02 +0100968static int __devinit azx_codec_create(struct azx *chip, const char *model)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700969{
970 struct hda_bus_template bus_temp;
971 int c, codecs, err;
972
973 memset(&bus_temp, 0, sizeof(bus_temp));
974 bus_temp.private_data = chip;
975 bus_temp.modelname = model;
976 bus_temp.pci = chip->pci;
Takashi Iwai111d3af2006-02-16 18:17:58 +0100977 bus_temp.ops.command = azx_send_cmd;
978 bus_temp.ops.get_response = azx_get_response;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700979
980 if ((err = snd_hda_bus_new(chip->card, &bus_temp, &chip->bus)) < 0)
981 return err;
982
983 codecs = 0;
984 for (c = 0; c < AZX_MAX_CODECS; c++) {
Takashi Iwai606ad752005-11-24 16:03:40 +0100985 if ((chip->codec_mask & (1 << c)) & probe_mask) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700986 err = snd_hda_codec_new(chip->bus, c, NULL);
987 if (err < 0)
988 continue;
989 codecs++;
990 }
991 }
992 if (! codecs) {
993 snd_printk(KERN_ERR SFX "no codecs initialized\n");
994 return -ENXIO;
995 }
996
997 return 0;
998}
999
1000
1001/*
1002 * PCM support
1003 */
1004
1005/* assign a stream for the PCM */
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001006static inline struct azx_dev *azx_assign_device(struct azx *chip, int stream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001007{
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001008 int dev, i, nums;
1009 if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1010 dev = chip->playback_index_offset;
1011 nums = chip->playback_streams;
1012 } else {
1013 dev = chip->capture_index_offset;
1014 nums = chip->capture_streams;
1015 }
1016 for (i = 0; i < nums; i++, dev++)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001017 if (! chip->azx_dev[dev].opened) {
1018 chip->azx_dev[dev].opened = 1;
1019 return &chip->azx_dev[dev];
1020 }
1021 return NULL;
1022}
1023
1024/* release the assigned stream */
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001025static inline void azx_release_device(struct azx_dev *azx_dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001026{
1027 azx_dev->opened = 0;
1028}
1029
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001030static struct snd_pcm_hardware azx_pcm_hw = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001031 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1032 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1033 SNDRV_PCM_INFO_MMAP_VALID |
Pavel Machek927fc862006-08-31 17:03:43 +02001034 /* No full-resume yet implemented */
1035 /* SNDRV_PCM_INFO_RESUME |*/
1036 SNDRV_PCM_INFO_PAUSE),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001037 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1038 .rates = SNDRV_PCM_RATE_48000,
1039 .rate_min = 48000,
1040 .rate_max = 48000,
1041 .channels_min = 2,
1042 .channels_max = 2,
1043 .buffer_bytes_max = AZX_MAX_BUF_SIZE,
1044 .period_bytes_min = 128,
1045 .period_bytes_max = AZX_MAX_BUF_SIZE / 2,
1046 .periods_min = 2,
1047 .periods_max = AZX_MAX_FRAG,
1048 .fifo_size = 0,
1049};
1050
1051struct azx_pcm {
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001052 struct azx *chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001053 struct hda_codec *codec;
1054 struct hda_pcm_stream *hinfo[2];
1055};
1056
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001057static int azx_pcm_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001058{
1059 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
1060 struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001061 struct azx *chip = apcm->chip;
1062 struct azx_dev *azx_dev;
1063 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001064 unsigned long flags;
1065 int err;
1066
Ingo Molnar62932df2006-01-16 16:34:20 +01001067 mutex_lock(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001068 azx_dev = azx_assign_device(chip, substream->stream);
1069 if (azx_dev == NULL) {
Ingo Molnar62932df2006-01-16 16:34:20 +01001070 mutex_unlock(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001071 return -EBUSY;
1072 }
1073 runtime->hw = azx_pcm_hw;
1074 runtime->hw.channels_min = hinfo->channels_min;
1075 runtime->hw.channels_max = hinfo->channels_max;
1076 runtime->hw.formats = hinfo->formats;
1077 runtime->hw.rates = hinfo->rates;
1078 snd_pcm_limit_hw_rates(runtime);
1079 snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
1080 if ((err = hinfo->ops.open(hinfo, apcm->codec, substream)) < 0) {
1081 azx_release_device(azx_dev);
Ingo Molnar62932df2006-01-16 16:34:20 +01001082 mutex_unlock(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001083 return err;
1084 }
1085 spin_lock_irqsave(&chip->reg_lock, flags);
1086 azx_dev->substream = substream;
1087 azx_dev->running = 0;
1088 spin_unlock_irqrestore(&chip->reg_lock, flags);
1089
1090 runtime->private_data = azx_dev;
Ingo Molnar62932df2006-01-16 16:34:20 +01001091 mutex_unlock(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001092 return 0;
1093}
1094
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001095static int azx_pcm_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001096{
1097 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
1098 struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001099 struct azx *chip = apcm->chip;
1100 struct azx_dev *azx_dev = get_azx_dev(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001101 unsigned long flags;
1102
Ingo Molnar62932df2006-01-16 16:34:20 +01001103 mutex_lock(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001104 spin_lock_irqsave(&chip->reg_lock, flags);
1105 azx_dev->substream = NULL;
1106 azx_dev->running = 0;
1107 spin_unlock_irqrestore(&chip->reg_lock, flags);
1108 azx_release_device(azx_dev);
1109 hinfo->ops.close(hinfo, apcm->codec, substream);
Ingo Molnar62932df2006-01-16 16:34:20 +01001110 mutex_unlock(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001111 return 0;
1112}
1113
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001114static int azx_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001115{
1116 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
1117}
1118
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001119static int azx_pcm_hw_free(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001120{
1121 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001122 struct azx_dev *azx_dev = get_azx_dev(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001123 struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
1124
1125 /* reset BDL address */
1126 azx_sd_writel(azx_dev, SD_BDLPL, 0);
1127 azx_sd_writel(azx_dev, SD_BDLPU, 0);
1128 azx_sd_writel(azx_dev, SD_CTL, 0);
1129
1130 hinfo->ops.cleanup(hinfo, apcm->codec, substream);
1131
1132 return snd_pcm_lib_free_pages(substream);
1133}
1134
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001135static int azx_pcm_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001136{
1137 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001138 struct azx *chip = apcm->chip;
1139 struct azx_dev *azx_dev = get_azx_dev(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001140 struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001141 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001142
1143 azx_dev->bufsize = snd_pcm_lib_buffer_bytes(substream);
1144 azx_dev->fragsize = snd_pcm_lib_period_bytes(substream);
1145 azx_dev->frags = azx_dev->bufsize / azx_dev->fragsize;
1146 azx_dev->format_val = snd_hda_calc_stream_format(runtime->rate,
1147 runtime->channels,
1148 runtime->format,
1149 hinfo->maxbps);
1150 if (! azx_dev->format_val) {
1151 snd_printk(KERN_ERR SFX "invalid format_val, rate=%d, ch=%d, format=%d\n",
1152 runtime->rate, runtime->channels, runtime->format);
1153 return -EINVAL;
1154 }
1155
1156 snd_printdd("azx_pcm_prepare: bufsize=0x%x, fragsize=0x%x, format=0x%x\n",
1157 azx_dev->bufsize, azx_dev->fragsize, azx_dev->format_val);
1158 azx_setup_periods(azx_dev);
1159 azx_setup_controller(chip, azx_dev);
1160 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1161 azx_dev->fifo_size = azx_sd_readw(azx_dev, SD_FIFOSIZE) + 1;
1162 else
1163 azx_dev->fifo_size = 0;
1164
1165 return hinfo->ops.prepare(hinfo, apcm->codec, azx_dev->stream_tag,
1166 azx_dev->format_val, substream);
1167}
1168
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001169static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001170{
1171 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001172 struct azx_dev *azx_dev = get_azx_dev(substream);
1173 struct azx *chip = apcm->chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001174 int err = 0;
1175
1176 spin_lock(&chip->reg_lock);
1177 switch (cmd) {
1178 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1179 case SNDRV_PCM_TRIGGER_RESUME:
1180 case SNDRV_PCM_TRIGGER_START:
1181 azx_stream_start(chip, azx_dev);
1182 azx_dev->running = 1;
1183 break;
1184 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
Jaroslav Kysela47123192005-08-15 20:53:07 +02001185 case SNDRV_PCM_TRIGGER_SUSPEND:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001186 case SNDRV_PCM_TRIGGER_STOP:
1187 azx_stream_stop(chip, azx_dev);
1188 azx_dev->running = 0;
1189 break;
1190 default:
1191 err = -EINVAL;
1192 }
1193 spin_unlock(&chip->reg_lock);
1194 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH ||
Jaroslav Kysela47123192005-08-15 20:53:07 +02001195 cmd == SNDRV_PCM_TRIGGER_SUSPEND ||
Linus Torvalds1da177e2005-04-16 15:20:36 -07001196 cmd == SNDRV_PCM_TRIGGER_STOP) {
1197 int timeout = 5000;
1198 while (azx_sd_readb(azx_dev, SD_CTL) & SD_CTL_DMA_START && --timeout)
1199 ;
1200 }
1201 return err;
1202}
1203
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001204static snd_pcm_uframes_t azx_pcm_pointer(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001205{
Takashi Iwaic74db862005-05-12 14:26:27 +02001206 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001207 struct azx *chip = apcm->chip;
1208 struct azx_dev *azx_dev = get_azx_dev(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001209 unsigned int pos;
1210
Takashi Iwai1a56f8d2006-02-16 19:51:10 +01001211 if (chip->position_fix == POS_FIX_POSBUF ||
1212 chip->position_fix == POS_FIX_AUTO) {
Takashi Iwaic74db862005-05-12 14:26:27 +02001213 /* use the position buffer */
Takashi Iwai929861c2006-08-31 16:55:40 +02001214 pos = le32_to_cpu(*azx_dev->posbuf);
Takashi Iwai1a56f8d2006-02-16 19:51:10 +01001215 if (chip->position_fix == POS_FIX_AUTO &&
1216 azx_dev->period_intr == 1 && ! pos) {
1217 printk(KERN_WARNING
1218 "hda-intel: Invalid position buffer, "
1219 "using LPIB read method instead.\n");
1220 chip->position_fix = POS_FIX_NONE;
1221 goto read_lpib;
1222 }
Takashi Iwaic74db862005-05-12 14:26:27 +02001223 } else {
Takashi Iwai1a56f8d2006-02-16 19:51:10 +01001224 read_lpib:
Takashi Iwaic74db862005-05-12 14:26:27 +02001225 /* read LPIB */
1226 pos = azx_sd_readl(azx_dev, SD_LPIB);
1227 if (chip->position_fix == POS_FIX_FIFO)
1228 pos += azx_dev->fifo_size;
1229 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001230 if (pos >= azx_dev->bufsize)
1231 pos = 0;
1232 return bytes_to_frames(substream->runtime, pos);
1233}
1234
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001235static struct snd_pcm_ops azx_pcm_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001236 .open = azx_pcm_open,
1237 .close = azx_pcm_close,
1238 .ioctl = snd_pcm_lib_ioctl,
1239 .hw_params = azx_pcm_hw_params,
1240 .hw_free = azx_pcm_hw_free,
1241 .prepare = azx_pcm_prepare,
1242 .trigger = azx_pcm_trigger,
1243 .pointer = azx_pcm_pointer,
1244};
1245
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001246static void azx_pcm_free(struct snd_pcm *pcm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001247{
1248 kfree(pcm->private_data);
1249}
1250
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001251static int __devinit create_codec_pcm(struct azx *chip, struct hda_codec *codec,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001252 struct hda_pcm *cpcm, int pcm_dev)
1253{
1254 int err;
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001255 struct snd_pcm *pcm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001256 struct azx_pcm *apcm;
1257
Takashi Iwaie08a0072006-09-07 17:52:14 +02001258 /* if no substreams are defined for both playback and capture,
1259 * it's just a placeholder. ignore it.
1260 */
1261 if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)
1262 return 0;
1263
Linus Torvalds1da177e2005-04-16 15:20:36 -07001264 snd_assert(cpcm->name, return -EINVAL);
1265
1266 err = snd_pcm_new(chip->card, cpcm->name, pcm_dev,
1267 cpcm->stream[0].substreams, cpcm->stream[1].substreams,
1268 &pcm);
1269 if (err < 0)
1270 return err;
1271 strcpy(pcm->name, cpcm->name);
1272 apcm = kmalloc(sizeof(*apcm), GFP_KERNEL);
1273 if (apcm == NULL)
1274 return -ENOMEM;
1275 apcm->chip = chip;
1276 apcm->codec = codec;
1277 apcm->hinfo[0] = &cpcm->stream[0];
1278 apcm->hinfo[1] = &cpcm->stream[1];
1279 pcm->private_data = apcm;
1280 pcm->private_free = azx_pcm_free;
1281 if (cpcm->stream[0].substreams)
1282 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &azx_pcm_ops);
1283 if (cpcm->stream[1].substreams)
1284 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &azx_pcm_ops);
1285 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1286 snd_dma_pci_data(chip->pci),
1287 1024 * 64, 1024 * 128);
1288 chip->pcm[pcm_dev] = pcm;
Takashi Iwaie08a0072006-09-07 17:52:14 +02001289 if (chip->pcm_devs < pcm_dev + 1)
1290 chip->pcm_devs = pcm_dev + 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001291
1292 return 0;
1293}
1294
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001295static int __devinit azx_pcm_create(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001296{
1297 struct list_head *p;
1298 struct hda_codec *codec;
1299 int c, err;
1300 int pcm_dev;
1301
1302 if ((err = snd_hda_build_pcms(chip->bus)) < 0)
1303 return err;
1304
Takashi Iwaiec9e1c52005-09-07 13:29:22 +02001305 /* create audio PCMs */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001306 pcm_dev = 0;
1307 list_for_each(p, &chip->bus->codec_list) {
1308 codec = list_entry(p, struct hda_codec, list);
1309 for (c = 0; c < codec->num_pcms; c++) {
Takashi Iwaiec9e1c52005-09-07 13:29:22 +02001310 if (codec->pcm_info[c].is_modem)
1311 continue; /* create later */
1312 if (pcm_dev >= AZX_MAX_AUDIO_PCMS) {
1313 snd_printk(KERN_ERR SFX "Too many audio PCMs\n");
1314 return -EINVAL;
1315 }
1316 err = create_codec_pcm(chip, codec, &codec->pcm_info[c], pcm_dev);
1317 if (err < 0)
1318 return err;
1319 pcm_dev++;
1320 }
1321 }
1322
1323 /* create modem PCMs */
1324 pcm_dev = AZX_MAX_AUDIO_PCMS;
1325 list_for_each(p, &chip->bus->codec_list) {
1326 codec = list_entry(p, struct hda_codec, list);
1327 for (c = 0; c < codec->num_pcms; c++) {
1328 if (! codec->pcm_info[c].is_modem)
1329 continue; /* already created */
Takashi Iwaia28f1cd2005-09-07 15:26:56 +02001330 if (pcm_dev >= AZX_MAX_PCMS) {
Takashi Iwaiec9e1c52005-09-07 13:29:22 +02001331 snd_printk(KERN_ERR SFX "Too many modem PCMs\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001332 return -EINVAL;
1333 }
1334 err = create_codec_pcm(chip, codec, &codec->pcm_info[c], pcm_dev);
1335 if (err < 0)
1336 return err;
Sasha Khapyorsky6632d192005-09-29 11:48:17 +02001337 chip->pcm[pcm_dev]->dev_class = SNDRV_PCM_CLASS_MODEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001338 pcm_dev++;
1339 }
1340 }
1341 return 0;
1342}
1343
1344/*
1345 * mixer creation - all stuff is implemented in hda module
1346 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001347static int __devinit azx_mixer_create(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001348{
1349 return snd_hda_build_controls(chip->bus);
1350}
1351
1352
1353/*
1354 * initialize SD streams
1355 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001356static int __devinit azx_init_stream(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001357{
1358 int i;
1359
1360 /* initialize each stream (aka device)
1361 * assign the starting bdl address to each stream (device) and initialize
1362 */
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001363 for (i = 0; i < chip->num_streams; i++) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001364 unsigned int off = sizeof(u32) * (i * AZX_MAX_FRAG * 4);
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001365 struct azx_dev *azx_dev = &chip->azx_dev[i];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001366 azx_dev->bdl = (u32 *)(chip->bdl.area + off);
1367 azx_dev->bdl_addr = chip->bdl.addr + off;
Takashi Iwai929861c2006-08-31 16:55:40 +02001368 azx_dev->posbuf = (u32 __iomem *)(chip->posbuf.area + i * 8);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001369 /* offset: SDI0=0x80, SDI1=0xa0, ... SDO3=0x160 */
1370 azx_dev->sd_addr = chip->remap_addr + (0x20 * i + 0x80);
1371 /* int mask: SDI0=0x01, SDI1=0x02, ... SDO3=0x80 */
1372 azx_dev->sd_int_sta_mask = 1 << i;
1373 /* stream tag: must be non-zero and unique */
1374 azx_dev->index = i;
1375 azx_dev->stream_tag = i + 1;
1376 }
1377
1378 return 0;
1379}
1380
Takashi Iwai68e7fff2006-10-23 13:40:59 +02001381static int azx_acquire_irq(struct azx *chip, int do_disconnect)
1382{
1383 if (request_irq(chip->pci->irq, azx_interrupt, IRQF_DISABLED|IRQF_SHARED,
1384 "HDA Intel", chip)) {
1385 printk(KERN_ERR "hda-intel: unable to grab IRQ %d, "
1386 "disabling device\n", chip->pci->irq);
1387 if (do_disconnect)
1388 snd_card_disconnect(chip->card);
1389 return -1;
1390 }
1391 chip->irq = chip->pci->irq;
1392 return 0;
1393}
1394
Linus Torvalds1da177e2005-04-16 15:20:36 -07001395
1396#ifdef CONFIG_PM
1397/*
1398 * power management
1399 */
Takashi Iwai421a1252005-11-17 16:11:09 +01001400static int azx_suspend(struct pci_dev *pci, pm_message_t state)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001401{
Takashi Iwai421a1252005-11-17 16:11:09 +01001402 struct snd_card *card = pci_get_drvdata(pci);
1403 struct azx *chip = card->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001404 int i;
1405
Takashi Iwai421a1252005-11-17 16:11:09 +01001406 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001407 for (i = 0; i < chip->pcm_devs; i++)
Takashi Iwai421a1252005-11-17 16:11:09 +01001408 snd_pcm_suspend_all(chip->pcm[i]);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001409 snd_hda_suspend(chip->bus, state);
Takashi Iwai111d3af2006-02-16 18:17:58 +01001410 azx_free_cmd_io(chip);
Takashi Iwai30b35392006-10-11 18:52:53 +02001411 if (chip->irq >= 0) {
1412 synchronize_irq(chip->irq);
Takashi Iwai43001c92006-09-08 12:30:03 +02001413 free_irq(chip->irq, chip);
Takashi Iwai30b35392006-10-11 18:52:53 +02001414 chip->irq = -1;
1415 }
Takashi Iwai68e7fff2006-10-23 13:40:59 +02001416 if (chip->msi)
Takashi Iwai43001c92006-09-08 12:30:03 +02001417 pci_disable_msi(chip->pci);
Takashi Iwai421a1252005-11-17 16:11:09 +01001418 pci_disable_device(pci);
1419 pci_save_state(pci);
Takashi Iwai30b35392006-10-11 18:52:53 +02001420 pci_set_power_state(pci, pci_choose_state(pci, state));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001421 return 0;
1422}
1423
Takashi Iwai421a1252005-11-17 16:11:09 +01001424static int azx_resume(struct pci_dev *pci)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001425{
Takashi Iwai421a1252005-11-17 16:11:09 +01001426 struct snd_card *card = pci_get_drvdata(pci);
1427 struct azx *chip = card->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001428
Takashi Iwai30b35392006-10-11 18:52:53 +02001429 pci_set_power_state(pci, PCI_D0);
Takashi Iwai421a1252005-11-17 16:11:09 +01001430 pci_restore_state(pci);
Takashi Iwai30b35392006-10-11 18:52:53 +02001431 if (pci_enable_device(pci) < 0) {
1432 printk(KERN_ERR "hda-intel: pci_enable_device failed, "
1433 "disabling device\n");
1434 snd_card_disconnect(card);
1435 return -EIO;
1436 }
1437 pci_set_master(pci);
Takashi Iwai68e7fff2006-10-23 13:40:59 +02001438 if (chip->msi)
1439 if (pci_enable_msi(pci) < 0)
1440 chip->msi = 0;
1441 if (azx_acquire_irq(chip, 1) < 0)
Takashi Iwai30b35392006-10-11 18:52:53 +02001442 return -EIO;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001443 azx_init_chip(chip);
1444 snd_hda_resume(chip->bus);
Takashi Iwai421a1252005-11-17 16:11:09 +01001445 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001446 return 0;
1447}
1448#endif /* CONFIG_PM */
1449
1450
1451/*
1452 * destructor
1453 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001454static int azx_free(struct azx *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001455{
Takashi Iwaice43fba2005-05-30 20:33:44 +02001456 if (chip->initialized) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001457 int i;
1458
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001459 for (i = 0; i < chip->num_streams; i++)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001460 azx_stream_stop(chip, &chip->azx_dev[i]);
1461
1462 /* disable interrupts */
1463 azx_int_disable(chip);
1464 azx_int_clear(chip);
1465
1466 /* disable CORB/RIRB */
Takashi Iwai111d3af2006-02-16 18:17:58 +01001467 azx_free_cmd_io(chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001468
1469 /* disable position buffer */
1470 azx_writel(chip, DPLBASE, 0);
1471 azx_writel(chip, DPUBASE, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001472 }
1473
Stephen Hemminger7376d012006-08-21 19:17:46 +02001474 if (chip->irq >= 0) {
Takashi Iwai30b35392006-10-11 18:52:53 +02001475 synchronize_irq(chip->irq);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001476 free_irq(chip->irq, (void*)chip);
Stephen Hemminger7376d012006-08-21 19:17:46 +02001477 }
Takashi Iwai68e7fff2006-10-23 13:40:59 +02001478 if (chip->msi)
Takashi Iwai30b35392006-10-11 18:52:53 +02001479 pci_disable_msi(chip->pci);
Takashi Iwaif079c252006-06-01 11:42:14 +02001480 if (chip->remap_addr)
1481 iounmap(chip->remap_addr);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001482
1483 if (chip->bdl.area)
1484 snd_dma_free_pages(&chip->bdl);
1485 if (chip->rb.area)
1486 snd_dma_free_pages(&chip->rb);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001487 if (chip->posbuf.area)
1488 snd_dma_free_pages(&chip->posbuf);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001489 pci_release_regions(chip->pci);
1490 pci_disable_device(chip->pci);
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001491 kfree(chip->azx_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001492 kfree(chip);
1493
1494 return 0;
1495}
1496
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001497static int azx_dev_free(struct snd_device *device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001498{
1499 return azx_free(device->device_data);
1500}
1501
1502/*
1503 * constructor
1504 */
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001505static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
Takashi Iwai606ad752005-11-24 16:03:40 +01001506 int driver_type,
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001507 struct azx **rchip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001508{
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001509 struct azx *chip;
Pavel Machek927fc862006-08-31 17:03:43 +02001510 int err;
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001511 static struct snd_device_ops ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001512 .dev_free = azx_dev_free,
1513 };
1514
1515 *rchip = NULL;
1516
Pavel Machek927fc862006-08-31 17:03:43 +02001517 err = pci_enable_device(pci);
1518 if (err < 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001519 return err;
1520
Takashi Iwaie560d8d2005-09-09 14:21:46 +02001521 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
Pavel Machek927fc862006-08-31 17:03:43 +02001522 if (!chip) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001523 snd_printk(KERN_ERR SFX "cannot allocate chip\n");
1524 pci_disable_device(pci);
1525 return -ENOMEM;
1526 }
1527
1528 spin_lock_init(&chip->reg_lock);
Ingo Molnar62932df2006-01-16 16:34:20 +01001529 mutex_init(&chip->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001530 chip->card = card;
1531 chip->pci = pci;
1532 chip->irq = -1;
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001533 chip->driver_type = driver_type;
Takashi Iwai134a11f2006-11-10 12:08:37 +01001534 chip->msi = enable_msi;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001535
Takashi Iwai1a56f8d2006-02-16 19:51:10 +01001536 chip->position_fix = position_fix;
Takashi Iwai27346162006-01-12 18:28:44 +01001537 chip->single_cmd = single_cmd;
Takashi Iwaic74db862005-05-12 14:26:27 +02001538
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001539#if BITS_PER_LONG != 64
1540 /* Fix up base address on ULI M5461 */
1541 if (chip->driver_type == AZX_DRIVER_ULI) {
1542 u16 tmp3;
1543 pci_read_config_word(pci, 0x40, &tmp3);
1544 pci_write_config_word(pci, 0x40, tmp3 | 0x10);
1545 pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0);
1546 }
1547#endif
1548
Pavel Machek927fc862006-08-31 17:03:43 +02001549 err = pci_request_regions(pci, "ICH HD audio");
1550 if (err < 0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001551 kfree(chip);
1552 pci_disable_device(pci);
1553 return err;
1554 }
1555
Pavel Machek927fc862006-08-31 17:03:43 +02001556 chip->addr = pci_resource_start(pci, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001557 chip->remap_addr = ioremap_nocache(chip->addr, pci_resource_len(pci,0));
1558 if (chip->remap_addr == NULL) {
1559 snd_printk(KERN_ERR SFX "ioremap error\n");
1560 err = -ENXIO;
1561 goto errout;
1562 }
1563
Takashi Iwai68e7fff2006-10-23 13:40:59 +02001564 if (chip->msi)
1565 if (pci_enable_msi(pci) < 0)
1566 chip->msi = 0;
Stephen Hemminger7376d012006-08-21 19:17:46 +02001567
Takashi Iwai68e7fff2006-10-23 13:40:59 +02001568 if (azx_acquire_irq(chip, 0) < 0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001569 err = -EBUSY;
1570 goto errout;
1571 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001572
1573 pci_set_master(pci);
1574 synchronize_irq(chip->irq);
1575
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001576 switch (chip->driver_type) {
1577 case AZX_DRIVER_ULI:
1578 chip->playback_streams = ULI_NUM_PLAYBACK;
1579 chip->capture_streams = ULI_NUM_CAPTURE;
1580 chip->playback_index_offset = ULI_PLAYBACK_INDEX;
1581 chip->capture_index_offset = ULI_CAPTURE_INDEX;
1582 break;
Felix Kuehling778b6e12006-05-17 11:22:21 +02001583 case AZX_DRIVER_ATIHDMI:
1584 chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
1585 chip->capture_streams = ATIHDMI_NUM_CAPTURE;
1586 chip->playback_index_offset = ATIHDMI_PLAYBACK_INDEX;
1587 chip->capture_index_offset = ATIHDMI_CAPTURE_INDEX;
1588 break;
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001589 default:
1590 chip->playback_streams = ICH6_NUM_PLAYBACK;
1591 chip->capture_streams = ICH6_NUM_CAPTURE;
1592 chip->playback_index_offset = ICH6_PLAYBACK_INDEX;
1593 chip->capture_index_offset = ICH6_CAPTURE_INDEX;
1594 break;
1595 }
1596 chip->num_streams = chip->playback_streams + chip->capture_streams;
1597 chip->azx_dev = kcalloc(chip->num_streams, sizeof(*chip->azx_dev), GFP_KERNEL);
Pavel Machek927fc862006-08-31 17:03:43 +02001598 if (!chip->azx_dev) {
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001599 snd_printk(KERN_ERR "cannot malloc azx_dev\n");
1600 goto errout;
1601 }
1602
Linus Torvalds1da177e2005-04-16 15:20:36 -07001603 /* allocate memory for the BDL for each stream */
1604 if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001605 BDL_SIZE, &chip->bdl)) < 0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001606 snd_printk(KERN_ERR SFX "cannot allocate BDL\n");
1607 goto errout;
1608 }
Takashi Iwai0be3b5d2005-09-05 17:11:40 +02001609 /* allocate memory for the position buffer */
1610 if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
1611 chip->num_streams * 8, &chip->posbuf)) < 0) {
1612 snd_printk(KERN_ERR SFX "cannot allocate posbuf\n");
1613 goto errout;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001614 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001615 /* allocate CORB/RIRB */
Takashi Iwai27346162006-01-12 18:28:44 +01001616 if (! chip->single_cmd)
1617 if ((err = azx_alloc_cmd_io(chip)) < 0)
1618 goto errout;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001619
1620 /* initialize streams */
1621 azx_init_stream(chip);
1622
1623 /* initialize chip */
1624 azx_init_chip(chip);
1625
Takashi Iwaice43fba2005-05-30 20:33:44 +02001626 chip->initialized = 1;
1627
Linus Torvalds1da177e2005-04-16 15:20:36 -07001628 /* codec detection */
Pavel Machek927fc862006-08-31 17:03:43 +02001629 if (!chip->codec_mask) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001630 snd_printk(KERN_ERR SFX "no codecs found!\n");
1631 err = -ENODEV;
1632 goto errout;
1633 }
1634
1635 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) <0) {
1636 snd_printk(KERN_ERR SFX "Error creating device [card]!\n");
1637 goto errout;
1638 }
1639
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001640 strcpy(card->driver, "HDA-Intel");
1641 strcpy(card->shortname, driver_short_names[chip->driver_type]);
1642 sprintf(card->longname, "%s at 0x%lx irq %i", card->shortname, chip->addr, chip->irq);
1643
Linus Torvalds1da177e2005-04-16 15:20:36 -07001644 *rchip = chip;
1645 return 0;
1646
1647 errout:
1648 azx_free(chip);
1649 return err;
1650}
1651
1652static int __devinit azx_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
1653{
Takashi Iwaia98f90f2005-11-17 14:59:02 +01001654 struct snd_card *card;
1655 struct azx *chip;
Pavel Machek927fc862006-08-31 17:03:43 +02001656 int err;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001657
Clemens Ladischb7fe4622005-10-04 08:46:51 +02001658 card = snd_card_new(index, id, THIS_MODULE, 0);
Pavel Machek927fc862006-08-31 17:03:43 +02001659 if (!card) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001660 snd_printk(KERN_ERR SFX "Error creating card!\n");
1661 return -ENOMEM;
1662 }
1663
Pavel Machek927fc862006-08-31 17:03:43 +02001664 err = azx_create(card, pci, pci_id->driver_data, &chip);
1665 if (err < 0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001666 snd_card_free(card);
1667 return err;
1668 }
Takashi Iwai421a1252005-11-17 16:11:09 +01001669 card->private_data = chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001670
Linus Torvalds1da177e2005-04-16 15:20:36 -07001671 /* create codec instances */
Clemens Ladischb7fe4622005-10-04 08:46:51 +02001672 if ((err = azx_codec_create(chip, model)) < 0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001673 snd_card_free(card);
1674 return err;
1675 }
1676
1677 /* create PCM streams */
1678 if ((err = azx_pcm_create(chip)) < 0) {
1679 snd_card_free(card);
1680 return err;
1681 }
1682
1683 /* create mixer controls */
1684 if ((err = azx_mixer_create(chip)) < 0) {
1685 snd_card_free(card);
1686 return err;
1687 }
1688
Linus Torvalds1da177e2005-04-16 15:20:36 -07001689 snd_card_set_dev(card, &pci->dev);
1690
1691 if ((err = snd_card_register(card)) < 0) {
1692 snd_card_free(card);
1693 return err;
1694 }
1695
1696 pci_set_drvdata(pci, card);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001697
1698 return err;
1699}
1700
1701static void __devexit azx_remove(struct pci_dev *pci)
1702{
1703 snd_card_free(pci_get_drvdata(pci));
1704 pci_set_drvdata(pci, NULL);
1705}
1706
1707/* PCI IDs */
Takashi Iwaif40b6892006-07-05 16:51:05 +02001708static struct pci_device_id azx_ids[] = {
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001709 { 0x8086, 0x2668, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ICH6 */
1710 { 0x8086, 0x27d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ICH7 */
1711 { 0x8086, 0x269a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ESB2 */
Jason Gastond2981392006-01-10 11:07:37 +01001712 { 0x8086, 0x284b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ICH8 */
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001713 { 0x1002, 0x437b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ATI }, /* ATI SB450 */
Felix Kuehling89be83f2006-03-31 12:33:59 +02001714 { 0x1002, 0x4383, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ATI }, /* ATI SB600 */
Felix Kuehling778b6e12006-05-17 11:22:21 +02001715 { 0x1002, 0x793b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ATIHDMI }, /* ATI RS600 HDMI */
Felix Kuehling5b15c952006-10-16 12:49:47 +02001716 { 0x1002, 0x7919, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ATIHDMI }, /* ATI RS690 HDMI */
Takashi Iwai07e4ca52005-08-24 14:14:57 +02001717 { 0x1106, 0x3288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_VIA }, /* VIA VT8251/VT8237A */
1718 { 0x1039, 0x7502, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_SIS }, /* SIS966 */
1719 { 0x10b9, 0x5461, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ULI }, /* ULI M5461 */
Vinod Gda3fca22005-09-13 18:49:12 +02001720 { 0x10de, 0x026c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 026c */
1721 { 0x10de, 0x0371, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 0371 */
Dan Cyrf3838ba2006-09-26 15:32:35 +02001722 { 0x10de, 0x03f0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 03f0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001723 { 0, }
1724};
1725MODULE_DEVICE_TABLE(pci, azx_ids);
1726
1727/* pci_driver definition */
1728static struct pci_driver driver = {
1729 .name = "HDA Intel",
1730 .id_table = azx_ids,
1731 .probe = azx_probe,
1732 .remove = __devexit_p(azx_remove),
Takashi Iwai421a1252005-11-17 16:11:09 +01001733#ifdef CONFIG_PM
1734 .suspend = azx_suspend,
1735 .resume = azx_resume,
1736#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001737};
1738
1739static int __init alsa_card_azx_init(void)
1740{
Takashi Iwai01d25d42005-04-11 16:58:24 +02001741 return pci_register_driver(&driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001742}
1743
1744static void __exit alsa_card_azx_exit(void)
1745{
1746 pci_unregister_driver(&driver);
1747}
1748
1749module_init(alsa_card_azx_init)
1750module_exit(alsa_card_azx_exit)