#include <asm/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
+#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/pci.h>
+#include <linux/mutex.h>
#include <sound/core.h>
#include <sound/initval.h>
#include "hda_codec.h"
-static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
-static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
-static char *model[SNDRV_CARDS];
+static int index = SNDRV_DEFAULT_IDX1;
+static char *id = SNDRV_DEFAULT_STR1;
+static char *model;
+static int position_fix;
+static int probe_mask = -1;
+static int single_cmd;
-module_param_array(index, int, NULL, 0444);
+module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
-module_param_array(id, charp, NULL, 0444);
+module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for Intel HD audio interface.");
-module_param_array(enable, bool, NULL, 0444);
-MODULE_PARM_DESC(enable, "Enable Intel HD audio interface.");
-module_param_array(model, charp, NULL, 0444);
+module_param(model, charp, 0444);
MODULE_PARM_DESC(model, "Use the given board model.");
+module_param(position_fix, int, 0444);
+MODULE_PARM_DESC(position_fix, "Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size).");
+module_param(probe_mask, int, 0444);
+MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
+module_param(single_cmd, bool, 0444);
+MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs (for debugging only).");
+
+
+/* just for backward compatibility */
+static int enable;
+module_param(enable, bool, 0444);
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Intel, ICH6},"
"{Intel, ICH6M},"
"{Intel, ICH7},"
- "{Intel, ESB2}}");
+ "{Intel, ESB2},"
+ "{Intel, ICH8},"
+ "{ATI, SB450},"
+ "{ATI, SB600},"
+ "{VIA, VT8251},"
+ "{VIA, VT8237A},"
+ "{SiS, SIS966},"
+ "{ULI, M5461}}");
MODULE_DESCRIPTION("Intel HDA driver");
#define SFX "hda-intel: "
*/
/* max number of SDs */
-#define MAX_ICH6_DEV 8
+/* ICH, ATI and VIA have 4 playback and 4 capture */
+#define ICH6_CAPTURE_INDEX 0
+#define ICH6_NUM_CAPTURE 4
+#define ICH6_PLAYBACK_INDEX 4
+#define ICH6_NUM_PLAYBACK 4
+
+/* ULI has 6 playback and 5 capture */
+#define ULI_CAPTURE_INDEX 0
+#define ULI_NUM_CAPTURE 5
+#define ULI_PLAYBACK_INDEX 5
+#define ULI_NUM_PLAYBACK 6
+
+/* this number is statically defined for simplicity */
+#define MAX_AZX_DEV 16
+
/* max number of fragments - we may use more if allocating more pages for BDL */
-#define AZX_MAX_FRAG (PAGE_SIZE / (MAX_ICH6_DEV * 16))
+#define BDL_SIZE PAGE_ALIGN(8192)
+#define AZX_MAX_FRAG (BDL_SIZE / (MAX_AZX_DEV * 16))
/* max buffer size - no h/w limit, you can increase as you like */
#define AZX_MAX_BUF_SIZE (1024*1024*1024)
/* max number of PCM devics per card */
-#define AZX_MAX_PCMS 8
+#define AZX_MAX_AUDIO_PCMS 6
+#define AZX_MAX_MODEM_PCMS 2
+#define AZX_MAX_PCMS (AZX_MAX_AUDIO_PCMS + AZX_MAX_MODEM_PCMS)
/* RIRB int mask: overrun[2], response[0] */
#define RIRB_INT_RESPONSE 0x01
/* STATESTS int mask: SD2,SD1,SD0 */
#define STATESTS_INT_MASK 0x07
-#define AZX_MAX_CODECS 3
+#define AZX_MAX_CODECS 4
/* SD_CTL bits */
#define SD_CTL_STREAM_RESET 0x01 /* stream reset bit */
#define ICH6_INT_CTRL_EN 0x40000000 /* controller interrupt enable bit */
#define ICH6_INT_GLOBAL_EN 0x80000000 /* global interrupt enable bit */
+/* GCTL unsolicited response enable bit */
+#define ICH6_GCTL_UREN (1<<8)
+
/* GCTL reset bit */
#define ICH6_GCTL_RESET (1<<0)
#define ICH6_MAX_CORB_ENTRIES 256
#define ICH6_MAX_RIRB_ENTRIES 256
+/* position fix mode */
+enum {
+ POS_FIX_AUTO,
+ POS_FIX_NONE,
+ POS_FIX_POSBUF,
+ POS_FIX_FIFO,
+};
-/*
- * Use CORB/RIRB for communication from/to codecs.
- * This is the way recommended by Intel (see below).
- */
-#define USE_CORB_RIRB
+/* Defines for ATI HD Audio support in SB450 south bridge */
+#define ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR 0x42
+#define ATI_SB450_HDAUDIO_ENABLE_SNOOP 0x02
-/*
- * Define this if use the position buffer instead of reading SD_LPIB
- * It's not used as default since SD_LPIB seems to give more accurate position
- */
-/* #define USE_POSBUF */
+/* Defines for Nvidia HDA support */
+#define NVIDIA_HDA_TRANSREG_ADDR 0x4e
+#define NVIDIA_HDA_ENABLE_COHBITS 0x0f
/*
*/
-typedef struct snd_azx azx_t;
-typedef struct snd_azx_rb azx_rb_t;
-typedef struct snd_azx_dev azx_dev_t;
-
-struct snd_azx_dev {
+struct azx_dev {
u32 *bdl; /* virtual address of the BDL */
dma_addr_t bdl_addr; /* physical address of the BDL */
volatile u32 *posbuf; /* position buffer pointer */
u32 sd_int_sta_mask; /* stream int status mask */
/* pcm support */
- snd_pcm_substream_t *substream; /* assigned substream, set in PCM open */
+ struct snd_pcm_substream *substream; /* assigned substream, set in PCM open */
unsigned int format_val; /* format value to be set in the controller and the codec */
unsigned char stream_tag; /* assigned stream */
unsigned char index; /* stream index */
+ /* for sanity check of position buffer */
+ unsigned int period_intr;
unsigned int opened: 1;
unsigned int running: 1;
};
/* CORB/RIRB */
-struct snd_azx_rb {
+struct azx_rb {
u32 *buf; /* CORB/RIRB buffer
* Each CORB entry is 4byte, RIRB is 8byte
*/
u32 res; /* last read value */
};
-struct snd_azx {
- snd_card_t *card;
+struct azx {
+ struct snd_card *card;
struct pci_dev *pci;
+ /* chip type specific */
+ int driver_type;
+ int playback_streams;
+ int playback_index_offset;
+ int capture_streams;
+ int capture_index_offset;
+ int num_streams;
+
/* pci resources */
unsigned long addr;
void __iomem *remap_addr;
/* locks */
spinlock_t reg_lock;
- struct semaphore open_mutex;
+ struct mutex open_mutex;
- /* streams */
- azx_dev_t azx_dev[MAX_ICH6_DEV];
+ /* streams (x num_streams) */
+ struct azx_dev *azx_dev;
/* PCM */
unsigned int pcm_devs;
- snd_pcm_t *pcm[AZX_MAX_PCMS];
+ struct snd_pcm *pcm[AZX_MAX_PCMS];
/* HD codec */
unsigned short codec_mask;
struct hda_bus *bus;
/* CORB/RIRB */
- azx_rb_t corb;
- azx_rb_t rirb;
+ struct azx_rb corb;
+ struct azx_rb rirb;
/* BDL, CORB/RIRB and position buffers */
struct snd_dma_buffer bdl;
struct snd_dma_buffer rb;
struct snd_dma_buffer posbuf;
+
+ /* flags */
+ int position_fix;
+ unsigned int initialized: 1;
+ unsigned int single_cmd: 1;
+};
+
+/* driver types */
+enum {
+ AZX_DRIVER_ICH,
+ AZX_DRIVER_ATI,
+ AZX_DRIVER_VIA,
+ AZX_DRIVER_SIS,
+ AZX_DRIVER_ULI,
+ AZX_DRIVER_NVIDIA,
+};
+
+static char *driver_short_names[] __devinitdata = {
+ [AZX_DRIVER_ICH] = "HDA Intel",
+ [AZX_DRIVER_ATI] = "HDA ATI SB",
+ [AZX_DRIVER_VIA] = "HDA VIA VT82xx",
+ [AZX_DRIVER_SIS] = "HDA SIS966",
+ [AZX_DRIVER_ULI] = "HDA ULI M5461",
+ [AZX_DRIVER_NVIDIA] = "HDA NVidia",
};
/*
readb((dev)->sd_addr + ICH6_REG_##reg)
/* for pcm support */
-#define get_azx_dev(substream) (azx_dev_t*)(substream->runtime->private_data)
+#define get_azx_dev(substream) (substream->runtime->private_data)
/* Get the upper 32bit of the given dma_addr_t
* Compiler should optimize and eliminate the code if dma_addr_t is 32bit
* Interface for HD codec
*/
-#ifdef USE_CORB_RIRB
/*
* CORB / RIRB interface
*/
-static int azx_alloc_cmd_io(azx_t *chip)
+static int azx_alloc_cmd_io(struct azx *chip)
{
int err;
return 0;
}
-static void azx_init_cmd_io(azx_t *chip)
+static void azx_init_cmd_io(struct azx *chip)
{
/* CORB set up */
chip->corb.addr = chip->rb.addr;
azx_writel(chip, CORBLBASE, (u32)chip->corb.addr);
azx_writel(chip, CORBUBASE, upper_32bit(chip->corb.addr));
+ /* set the corb size to 256 entries (ULI requires explicitly) */
+ azx_writeb(chip, CORBSIZE, 0x02);
/* set the corb write pointer to 0 */
azx_writew(chip, CORBWP, 0);
/* reset the corb hw read pointer */
azx_writel(chip, RIRBLBASE, (u32)chip->rirb.addr);
azx_writel(chip, RIRBUBASE, upper_32bit(chip->rirb.addr));
+ /* set the rirb size to 256 entries (ULI requires explicitly) */
+ azx_writeb(chip, RIRBSIZE, 0x02);
/* reset the rirb hw write pointer */
azx_writew(chip, RIRBWP, ICH6_RBRWP_CLR);
/* set N=1, get RIRB response interrupt for new entry */
azx_writew(chip, RINTCNT, 1);
/* enable rirb dma and response irq */
-#ifdef USE_CORB_RIRB
azx_writeb(chip, RIRBCTL, ICH6_RBCTL_DMA_EN | ICH6_RBCTL_IRQ_EN);
-#else
- azx_writeb(chip, RIRBCTL, ICH6_RBCTL_DMA_EN);
-#endif
chip->rirb.rp = chip->rirb.cmds = 0;
}
-static void azx_free_cmd_io(azx_t *chip)
+static void azx_free_cmd_io(struct azx *chip)
{
/* disable ringbuffer DMAs */
azx_writeb(chip, RIRBCTL, 0);
}
/* send a command */
-static int azx_send_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
- unsigned int verb, unsigned int para)
+static int azx_corb_send_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
+ unsigned int verb, unsigned int para)
{
- azx_t *chip = codec->bus->private_data;
+ struct azx *chip = codec->bus->private_data;
unsigned int wp;
u32 val;
#define ICH6_RIRB_EX_UNSOL_EV (1<<4)
/* retrieve RIRB entry - called from interrupt handler */
-static void azx_update_rirb(azx_t *chip)
+static void azx_update_rirb(struct azx *chip)
{
unsigned int rp, wp;
u32 res, res_ex;
}
/* receive a response */
-static unsigned int azx_get_response(struct hda_codec *codec)
+static unsigned int azx_rirb_get_response(struct hda_codec *codec)
{
- azx_t *chip = codec->bus->private_data;
+ struct azx *chip = codec->bus->private_data;
int timeout = 50;
while (chip->rirb.cmds) {
if (! --timeout) {
- snd_printk(KERN_ERR "azx_get_response timeout\n");
+ snd_printk(KERN_ERR
+ "hda_intel: azx_get_response timeout, "
+ "switching to single_cmd mode...\n");
chip->rirb.rp = azx_readb(chip, RIRBWP);
chip->rirb.cmds = 0;
+ /* switch to single_cmd mode */
+ chip->single_cmd = 1;
+ azx_free_cmd_io(chip);
return -1;
}
msleep(1);
return chip->rirb.res; /* the last value */
}
-#else
/*
* Use the single immediate command instead of CORB/RIRB for simplicity
*
* I left the codes, however, for debugging/testing purposes.
*/
-#define azx_alloc_cmd_io(chip) 0
-#define azx_init_cmd_io(chip)
-#define azx_free_cmd_io(chip)
-
/* send a command */
-static int azx_send_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
- unsigned int verb, unsigned int para)
+static int azx_single_send_cmd(struct hda_codec *codec, hda_nid_t nid,
+ int direct, unsigned int verb,
+ unsigned int para)
{
- azx_t *chip = codec->bus->private_data;
+ struct azx *chip = codec->bus->private_data;
u32 val;
int timeout = 50;
}
/* receive a response */
-static unsigned int azx_get_response(struct hda_codec *codec)
+static unsigned int azx_single_get_response(struct hda_codec *codec)
{
- azx_t *chip = codec->bus->private_data;
+ struct azx *chip = codec->bus->private_data;
int timeout = 50;
while (timeout--) {
return (unsigned int)-1;
}
-#define azx_update_rirb(chip)
+/*
+ * The below are the main callbacks from hda_codec.
+ *
+ * They are just the skeleton to call sub-callbacks according to the
+ * current setting of chip->single_cmd.
+ */
+
+/* send a command */
+static int azx_send_cmd(struct hda_codec *codec, hda_nid_t nid,
+ int direct, unsigned int verb,
+ unsigned int para)
+{
+ struct azx *chip = codec->bus->private_data;
+ if (chip->single_cmd)
+ return azx_single_send_cmd(codec, nid, direct, verb, para);
+ else
+ return azx_corb_send_cmd(codec, nid, direct, verb, para);
+}
+
+/* get a response */
+static unsigned int azx_get_response(struct hda_codec *codec)
+{
+ struct azx *chip = codec->bus->private_data;
+ if (chip->single_cmd)
+ return azx_single_get_response(codec);
+ else
+ return azx_rirb_get_response(codec);
+}
-#endif /* USE_CORB_RIRB */
/* reset codec link */
-static int azx_reset(azx_t *chip)
+static int azx_reset(struct azx *chip)
{
int count;
return -EBUSY;
}
+ /* Accept unsolicited responses */
+ azx_writel(chip, GCTL, azx_readl(chip, GCTL) | ICH6_GCTL_UREN);
+
/* detect codecs */
if (! chip->codec_mask) {
chip->codec_mask = azx_readw(chip, STATESTS);
*/
/* enable interrupts */
-static void azx_int_enable(azx_t *chip)
+static void azx_int_enable(struct azx *chip)
{
/* enable controller CIE and GIE */
azx_writel(chip, INTCTL, azx_readl(chip, INTCTL) |
}
/* disable interrupts */
-static void azx_int_disable(azx_t *chip)
+static void azx_int_disable(struct azx *chip)
{
int i;
/* disable interrupts in stream descriptor */
- for (i = 0; i < MAX_ICH6_DEV; i++) {
- azx_dev_t *azx_dev = &chip->azx_dev[i];
+ for (i = 0; i < chip->num_streams; i++) {
+ struct azx_dev *azx_dev = &chip->azx_dev[i];
azx_sd_writeb(azx_dev, SD_CTL,
azx_sd_readb(azx_dev, SD_CTL) & ~SD_INT_MASK);
}
}
/* clear interrupts */
-static void azx_int_clear(azx_t *chip)
+static void azx_int_clear(struct azx *chip)
{
int i;
/* clear stream status */
- for (i = 0; i < MAX_ICH6_DEV; i++) {
- azx_dev_t *azx_dev = &chip->azx_dev[i];
+ for (i = 0; i < chip->num_streams; i++) {
+ struct azx_dev *azx_dev = &chip->azx_dev[i];
azx_sd_writeb(azx_dev, SD_STS, SD_INT_MASK);
}
}
/* start a stream */
-static void azx_stream_start(azx_t *chip, azx_dev_t *azx_dev)
+static void azx_stream_start(struct azx *chip, struct azx_dev *azx_dev)
{
/* enable SIE */
azx_writeb(chip, INTCTL,
}
/* stop a stream */
-static void azx_stream_stop(azx_t *chip, azx_dev_t *azx_dev)
+static void azx_stream_stop(struct azx *chip, struct azx_dev *azx_dev)
{
/* stop DMA */
azx_sd_writeb(azx_dev, SD_CTL, azx_sd_readb(azx_dev, SD_CTL) &
/*
* initialize the chip
*/
-static void azx_init_chip(azx_t *chip)
+static void azx_init_chip(struct azx *chip)
{
- unsigned char tcsel_reg;
+ unsigned char reg;
/* Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
* TCSEL == Traffic Class Select Register, which sets PCI express QOS
* Ensuring these bits are 0 clears playback static on some HD Audio codecs
*/
- pci_read_config_byte (chip->pci, ICH6_PCIREG_TCSEL, &tcsel_reg);
- pci_write_config_byte(chip->pci, ICH6_PCIREG_TCSEL, tcsel_reg & 0xf8);
+ pci_read_config_byte (chip->pci, ICH6_PCIREG_TCSEL, ®);
+ pci_write_config_byte(chip->pci, ICH6_PCIREG_TCSEL, reg & 0xf8);
/* reset controller */
azx_reset(chip);
azx_int_enable(chip);
/* initialize the codec command I/O */
- azx_init_cmd_io(chip);
+ if (! chip->single_cmd)
+ azx_init_cmd_io(chip);
-#ifdef USE_POSBUF
/* program the position buffer */
azx_writel(chip, DPLBASE, (u32)chip->posbuf.addr);
azx_writel(chip, DPUBASE, upper_32bit(chip->posbuf.addr));
-#endif
+
+ switch (chip->driver_type) {
+ case AZX_DRIVER_ATI:
+ /* For ATI SB450 azalia HD audio, we need to enable snoop */
+ pci_read_config_byte(chip->pci, ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR,
+ ®);
+ pci_write_config_byte(chip->pci, ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR,
+ (reg & 0xf8) | ATI_SB450_HDAUDIO_ENABLE_SNOOP);
+ break;
+ case AZX_DRIVER_NVIDIA:
+ /* For NVIDIA HDA, enable snoop */
+ pci_read_config_byte(chip->pci,NVIDIA_HDA_TRANSREG_ADDR, ®);
+ pci_write_config_byte(chip->pci,NVIDIA_HDA_TRANSREG_ADDR,
+ (reg & 0xf0) | NVIDIA_HDA_ENABLE_COHBITS);
+ break;
+ }
}
*/
static irqreturn_t azx_interrupt(int irq, void* dev_id, struct pt_regs *regs)
{
- azx_t *chip = dev_id;
- azx_dev_t *azx_dev;
+ struct azx *chip = dev_id;
+ struct azx_dev *azx_dev;
u32 status;
int i;
return IRQ_NONE;
}
- for (i = 0; i < MAX_ICH6_DEV; i++) {
+ for (i = 0; i < chip->num_streams; i++) {
azx_dev = &chip->azx_dev[i];
if (status & azx_dev->sd_int_sta_mask) {
azx_sd_writeb(azx_dev, SD_STS, SD_INT_MASK);
if (azx_dev->substream && azx_dev->running) {
+ azx_dev->period_intr++;
spin_unlock(&chip->reg_lock);
snd_pcm_period_elapsed(azx_dev->substream);
spin_lock(&chip->reg_lock);
/* clear rirb int */
status = azx_readb(chip, RIRBSTS);
if (status & RIRB_INT_MASK) {
- if (status & RIRB_INT_RESPONSE)
+ if (! chip->single_cmd && (status & RIRB_INT_RESPONSE))
azx_update_rirb(chip);
azx_writeb(chip, RIRBSTS, RIRB_INT_MASK);
}
/*
* set up BDL entries
*/
-static void azx_setup_periods(azx_dev_t *azx_dev)
+static void azx_setup_periods(struct azx_dev *azx_dev)
{
u32 *bdl = azx_dev->bdl;
dma_addr_t dma_addr = azx_dev->substream->runtime->dma_addr;
/*
* set up the SD for streaming
*/
-static int azx_setup_controller(azx_t *chip, azx_dev_t *azx_dev)
+static int azx_setup_controller(struct azx *chip, struct azx_dev *azx_dev)
{
unsigned char val;
int timeout;
/* upper BDL address */
azx_sd_writel(azx_dev, SD_BDLPU, upper_32bit(azx_dev->bdl_addr));
-#ifdef USE_POSBUF
/* enable the position buffer */
if (! (azx_readl(chip, DPLBASE) & ICH6_DPLBASE_ENABLE))
azx_writel(chip, DPLBASE, (u32)chip->posbuf.addr | ICH6_DPLBASE_ENABLE);
-#endif
+
/* set the interrupt enable bits in the descriptor control register */
azx_sd_writel(azx_dev, SD_CTL, azx_sd_readl(azx_dev, SD_CTL) | SD_INT_MASK);
* Codec initialization
*/
-static int __devinit azx_codec_create(azx_t *chip, const char *model)
+static int __devinit azx_codec_create(struct azx *chip, const char *model)
{
struct hda_bus_template bus_temp;
int c, codecs, err;
codecs = 0;
for (c = 0; c < AZX_MAX_CODECS; c++) {
- if (chip->codec_mask & (1 << c)) {
+ if ((chip->codec_mask & (1 << c)) & probe_mask) {
err = snd_hda_codec_new(chip->bus, c, NULL);
if (err < 0)
continue;
*/
/* assign a stream for the PCM */
-static inline azx_dev_t *azx_assign_device(azx_t *chip, int stream)
+static inline struct azx_dev *azx_assign_device(struct azx *chip, int stream)
{
- int dev, i;
- dev = stream == SNDRV_PCM_STREAM_PLAYBACK ? 4 : 0;
- for (i = 0; i < 4; i++, dev++)
+ int dev, i, nums;
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ dev = chip->playback_index_offset;
+ nums = chip->playback_streams;
+ } else {
+ dev = chip->capture_index_offset;
+ nums = chip->capture_streams;
+ }
+ for (i = 0; i < nums; i++, dev++)
if (! chip->azx_dev[dev].opened) {
chip->azx_dev[dev].opened = 1;
return &chip->azx_dev[dev];
}
/* release the assigned stream */
-static inline void azx_release_device(azx_dev_t *azx_dev)
+static inline void azx_release_device(struct azx_dev *azx_dev)
{
azx_dev->opened = 0;
}
-static snd_pcm_hardware_t azx_pcm_hw = {
+static struct snd_pcm_hardware azx_pcm_hw = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
- SNDRV_PCM_INFO_PAUSE |
- SNDRV_PCM_INFO_RESUME),
+ SNDRV_PCM_INFO_PAUSE /*|*/
+ /*SNDRV_PCM_INFO_RESUME*/),
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_48000,
.rate_min = 48000,
};
struct azx_pcm {
- azx_t *chip;
+ struct azx *chip;
struct hda_codec *codec;
struct hda_pcm_stream *hinfo[2];
};
-static int azx_pcm_open(snd_pcm_substream_t *substream)
+static int azx_pcm_open(struct snd_pcm_substream *substream)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
- azx_t *chip = apcm->chip;
- azx_dev_t *azx_dev;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct azx *chip = apcm->chip;
+ struct azx_dev *azx_dev;
+ struct snd_pcm_runtime *runtime = substream->runtime;
unsigned long flags;
int err;
- down(&chip->open_mutex);
+ mutex_lock(&chip->open_mutex);
azx_dev = azx_assign_device(chip, substream->stream);
if (azx_dev == NULL) {
- up(&chip->open_mutex);
+ mutex_unlock(&chip->open_mutex);
return -EBUSY;
}
runtime->hw = azx_pcm_hw;
snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
if ((err = hinfo->ops.open(hinfo, apcm->codec, substream)) < 0) {
azx_release_device(azx_dev);
- up(&chip->open_mutex);
+ mutex_unlock(&chip->open_mutex);
return err;
}
spin_lock_irqsave(&chip->reg_lock, flags);
spin_unlock_irqrestore(&chip->reg_lock, flags);
runtime->private_data = azx_dev;
- up(&chip->open_mutex);
+ mutex_unlock(&chip->open_mutex);
return 0;
}
-static int azx_pcm_close(snd_pcm_substream_t *substream)
+static int azx_pcm_close(struct snd_pcm_substream *substream)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
- azx_t *chip = apcm->chip;
- azx_dev_t *azx_dev = get_azx_dev(substream);
+ struct azx *chip = apcm->chip;
+ struct azx_dev *azx_dev = get_azx_dev(substream);
unsigned long flags;
- down(&chip->open_mutex);
+ mutex_lock(&chip->open_mutex);
spin_lock_irqsave(&chip->reg_lock, flags);
azx_dev->substream = NULL;
azx_dev->running = 0;
spin_unlock_irqrestore(&chip->reg_lock, flags);
azx_release_device(azx_dev);
hinfo->ops.close(hinfo, apcm->codec, substream);
- up(&chip->open_mutex);
+ mutex_unlock(&chip->open_mutex);
return 0;
}
-static int azx_pcm_hw_params(snd_pcm_substream_t *substream, snd_pcm_hw_params_t *hw_params)
+static int azx_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params)
{
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
}
-static int azx_pcm_hw_free(snd_pcm_substream_t *substream)
+static int azx_pcm_hw_free(struct snd_pcm_substream *substream)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- azx_dev_t *azx_dev = get_azx_dev(substream);
+ struct azx_dev *azx_dev = get_azx_dev(substream);
struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
/* reset BDL address */
return snd_pcm_lib_free_pages(substream);
}
-static int azx_pcm_prepare(snd_pcm_substream_t *substream)
+static int azx_pcm_prepare(struct snd_pcm_substream *substream)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- azx_t *chip = apcm->chip;
- azx_dev_t *azx_dev = get_azx_dev(substream);
+ struct azx *chip = apcm->chip;
+ struct azx_dev *azx_dev = get_azx_dev(substream);
struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
azx_dev->bufsize = snd_pcm_lib_buffer_bytes(substream);
azx_dev->fragsize = snd_pcm_lib_period_bytes(substream);
azx_dev->format_val, substream);
}
-static int azx_pcm_trigger(snd_pcm_substream_t *substream, int cmd)
+static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- azx_dev_t *azx_dev = get_azx_dev(substream);
- azx_t *chip = apcm->chip;
+ struct azx_dev *azx_dev = get_azx_dev(substream);
+ struct azx *chip = apcm->chip;
int err = 0;
spin_lock(&chip->reg_lock);
azx_dev->running = 1;
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
azx_stream_stop(chip, azx_dev);
azx_dev->running = 0;
}
spin_unlock(&chip->reg_lock);
if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH ||
+ cmd == SNDRV_PCM_TRIGGER_SUSPEND ||
cmd == SNDRV_PCM_TRIGGER_STOP) {
int timeout = 5000;
while (azx_sd_readb(azx_dev, SD_CTL) & SD_CTL_DMA_START && --timeout)
return err;
}
-static snd_pcm_uframes_t azx_pcm_pointer(snd_pcm_substream_t *substream)
+static snd_pcm_uframes_t azx_pcm_pointer(struct snd_pcm_substream *substream)
{
- azx_dev_t *azx_dev = get_azx_dev(substream);
+ struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
+ struct azx *chip = apcm->chip;
+ struct azx_dev *azx_dev = get_azx_dev(substream);
unsigned int pos;
-#ifdef USE_POSBUF
- /* use the position buffer */
- pos = *azx_dev->posbuf;
-#else
- /* read LPIB */
- pos = azx_sd_readl(azx_dev, SD_LPIB) + azx_dev->fifo_size;
-#endif
+ if (chip->position_fix == POS_FIX_POSBUF ||
+ chip->position_fix == POS_FIX_AUTO) {
+ /* use the position buffer */
+ pos = *azx_dev->posbuf;
+ if (chip->position_fix == POS_FIX_AUTO &&
+ azx_dev->period_intr == 1 && ! pos) {
+ printk(KERN_WARNING
+ "hda-intel: Invalid position buffer, "
+ "using LPIB read method instead.\n");
+ chip->position_fix = POS_FIX_NONE;
+ goto read_lpib;
+ }
+ } else {
+ read_lpib:
+ /* read LPIB */
+ pos = azx_sd_readl(azx_dev, SD_LPIB);
+ if (chip->position_fix == POS_FIX_FIFO)
+ pos += azx_dev->fifo_size;
+ }
if (pos >= azx_dev->bufsize)
pos = 0;
return bytes_to_frames(substream->runtime, pos);
}
-static snd_pcm_ops_t azx_pcm_ops = {
+static struct snd_pcm_ops azx_pcm_ops = {
.open = azx_pcm_open,
.close = azx_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = azx_pcm_pointer,
};
-static void azx_pcm_free(snd_pcm_t *pcm)
+static void azx_pcm_free(struct snd_pcm *pcm)
{
kfree(pcm->private_data);
}
-static int __devinit create_codec_pcm(azx_t *chip, struct hda_codec *codec,
+static int __devinit create_codec_pcm(struct azx *chip, struct hda_codec *codec,
struct hda_pcm *cpcm, int pcm_dev)
{
int err;
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
struct azx_pcm *apcm;
snd_assert(cpcm->stream[0].substreams || cpcm->stream[1].substreams, return -EINVAL);
snd_dma_pci_data(chip->pci),
1024 * 64, 1024 * 128);
chip->pcm[pcm_dev] = pcm;
+ chip->pcm_devs = pcm_dev + 1;
return 0;
}
-static int __devinit azx_pcm_create(azx_t *chip)
+static int __devinit azx_pcm_create(struct azx *chip)
{
struct list_head *p;
struct hda_codec *codec;
if ((err = snd_hda_build_pcms(chip->bus)) < 0)
return err;
+ /* create audio PCMs */
pcm_dev = 0;
list_for_each(p, &chip->bus->codec_list) {
codec = list_entry(p, struct hda_codec, list);
for (c = 0; c < codec->num_pcms; c++) {
+ if (codec->pcm_info[c].is_modem)
+ continue; /* create later */
+ if (pcm_dev >= AZX_MAX_AUDIO_PCMS) {
+ snd_printk(KERN_ERR SFX "Too many audio PCMs\n");
+ return -EINVAL;
+ }
+ err = create_codec_pcm(chip, codec, &codec->pcm_info[c], pcm_dev);
+ if (err < 0)
+ return err;
+ pcm_dev++;
+ }
+ }
+
+ /* create modem PCMs */
+ pcm_dev = AZX_MAX_AUDIO_PCMS;
+ list_for_each(p, &chip->bus->codec_list) {
+ codec = list_entry(p, struct hda_codec, list);
+ for (c = 0; c < codec->num_pcms; c++) {
+ if (! codec->pcm_info[c].is_modem)
+ continue; /* already created */
if (pcm_dev >= AZX_MAX_PCMS) {
- snd_printk(KERN_ERR SFX "Too many PCMs\n");
+ snd_printk(KERN_ERR SFX "Too many modem PCMs\n");
return -EINVAL;
}
err = create_codec_pcm(chip, codec, &codec->pcm_info[c], pcm_dev);
if (err < 0)
return err;
+ chip->pcm[pcm_dev]->dev_class = SNDRV_PCM_CLASS_MODEM;
pcm_dev++;
}
}
/*
* mixer creation - all stuff is implemented in hda module
*/
-static int __devinit azx_mixer_create(azx_t *chip)
+static int __devinit azx_mixer_create(struct azx *chip)
{
return snd_hda_build_controls(chip->bus);
}
/*
* initialize SD streams
*/
-static int __devinit azx_init_stream(azx_t *chip)
+static int __devinit azx_init_stream(struct azx *chip)
{
int i;
/* initialize each stream (aka device)
* assign the starting bdl address to each stream (device) and initialize
*/
- for (i = 0; i < MAX_ICH6_DEV; i++) {
+ for (i = 0; i < chip->num_streams; i++) {
unsigned int off = sizeof(u32) * (i * AZX_MAX_FRAG * 4);
- azx_dev_t *azx_dev = &chip->azx_dev[i];
+ struct azx_dev *azx_dev = &chip->azx_dev[i];
azx_dev->bdl = (u32 *)(chip->bdl.area + off);
azx_dev->bdl_addr = chip->bdl.addr + off;
-#ifdef USE_POSBUF
azx_dev->posbuf = (volatile u32 *)(chip->posbuf.area + i * 8);
-#endif
/* offset: SDI0=0x80, SDI1=0xa0, ... SDO3=0x160 */
azx_dev->sd_addr = chip->remap_addr + (0x20 * i + 0x80);
/* int mask: SDI0=0x01, SDI1=0x02, ... SDO3=0x80 */
/*
* power management
*/
-static int azx_suspend(snd_card_t *card, pm_message_t state)
+static int azx_suspend(struct pci_dev *pci, pm_message_t state)
{
- azx_t *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip = card->private_data;
int i;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
for (i = 0; i < chip->pcm_devs; i++)
- if (chip->pcm[i])
- snd_pcm_suspend_all(chip->pcm[i]);
+ snd_pcm_suspend_all(chip->pcm[i]);
snd_hda_suspend(chip->bus, state);
azx_free_cmd_io(chip);
- pci_disable_device(chip->pci);
+ pci_disable_device(pci);
+ pci_save_state(pci);
return 0;
}
-static int azx_resume(snd_card_t *card)
+static int azx_resume(struct pci_dev *pci)
{
- azx_t *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip = card->private_data;
- pci_enable_device(chip->pci);
- pci_set_master(chip->pci);
+ pci_restore_state(pci);
+ pci_enable_device(pci);
+ pci_set_master(pci);
azx_init_chip(chip);
snd_hda_resume(chip->bus);
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
/*
* destructor
*/
-static int azx_free(azx_t *chip)
+static int azx_free(struct azx *chip)
{
- if (chip->remap_addr) {
+ if (chip->initialized) {
int i;
- for (i = 0; i < MAX_ICH6_DEV; i++)
+ for (i = 0; i < chip->num_streams; i++)
azx_stream_stop(chip, &chip->azx_dev[i]);
/* disable interrupts */
/* wait a little for interrupts to finish */
msleep(1);
-
- iounmap(chip->remap_addr);
}
+ if (chip->remap_addr)
+ iounmap(chip->remap_addr);
if (chip->irq >= 0)
free_irq(chip->irq, (void*)chip);
snd_dma_free_pages(&chip->bdl);
if (chip->rb.area)
snd_dma_free_pages(&chip->rb);
-#ifdef USE_POSBUF
if (chip->posbuf.area)
snd_dma_free_pages(&chip->posbuf);
-#endif
pci_release_regions(chip->pci);
pci_disable_device(chip->pci);
+ kfree(chip->azx_dev);
kfree(chip);
return 0;
}
-static int azx_dev_free(snd_device_t *device)
+static int azx_dev_free(struct snd_device *device)
{
return azx_free(device->device_data);
}
/*
* constructor
*/
-static int __devinit azx_create(snd_card_t *card, struct pci_dev *pci, azx_t **rchip)
+static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
+ int driver_type,
+ struct azx **rchip)
{
- azx_t *chip;
+ struct azx *chip;
int err = 0;
- static snd_device_ops_t ops = {
+ static struct snd_device_ops ops = {
.dev_free = azx_dev_free,
};
if ((err = pci_enable_device(pci)) < 0)
return err;
- chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
+ chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (NULL == chip) {
snd_printk(KERN_ERR SFX "cannot allocate chip\n");
}
spin_lock_init(&chip->reg_lock);
- init_MUTEX(&chip->open_mutex);
+ mutex_init(&chip->open_mutex);
chip->card = card;
chip->pci = pci;
chip->irq = -1;
+ chip->driver_type = driver_type;
+
+ chip->position_fix = position_fix;
+ chip->single_cmd = single_cmd;
+
+#if BITS_PER_LONG != 64
+ /* Fix up base address on ULI M5461 */
+ if (chip->driver_type == AZX_DRIVER_ULI) {
+ u16 tmp3;
+ pci_read_config_word(pci, 0x40, &tmp3);
+ pci_write_config_word(pci, 0x40, tmp3 | 0x10);
+ pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0);
+ }
+#endif
if ((err = pci_request_regions(pci, "ICH HD audio")) < 0) {
kfree(chip);
pci_set_master(pci);
synchronize_irq(chip->irq);
+ switch (chip->driver_type) {
+ case AZX_DRIVER_ULI:
+ chip->playback_streams = ULI_NUM_PLAYBACK;
+ chip->capture_streams = ULI_NUM_CAPTURE;
+ chip->playback_index_offset = ULI_PLAYBACK_INDEX;
+ chip->capture_index_offset = ULI_CAPTURE_INDEX;
+ break;
+ default:
+ chip->playback_streams = ICH6_NUM_PLAYBACK;
+ chip->capture_streams = ICH6_NUM_CAPTURE;
+ chip->playback_index_offset = ICH6_PLAYBACK_INDEX;
+ chip->capture_index_offset = ICH6_CAPTURE_INDEX;
+ break;
+ }
+ chip->num_streams = chip->playback_streams + chip->capture_streams;
+ chip->azx_dev = kcalloc(chip->num_streams, sizeof(*chip->azx_dev), GFP_KERNEL);
+ if (! chip->azx_dev) {
+ snd_printk(KERN_ERR "cannot malloc azx_dev\n");
+ goto errout;
+ }
+
/* allocate memory for the BDL for each stream */
if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
- PAGE_SIZE, &chip->bdl)) < 0) {
+ BDL_SIZE, &chip->bdl)) < 0) {
snd_printk(KERN_ERR SFX "cannot allocate BDL\n");
goto errout;
}
-#ifdef USE_POSBUF
/* allocate memory for the position buffer */
if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
- MAX_ICH6_DEV * 8, &chip->posbuf)) < 0) {
+ chip->num_streams * 8, &chip->posbuf)) < 0) {
snd_printk(KERN_ERR SFX "cannot allocate posbuf\n");
goto errout;
}
-#endif
/* allocate CORB/RIRB */
- if ((err = azx_alloc_cmd_io(chip)) < 0)
- goto errout;
+ if (! chip->single_cmd)
+ if ((err = azx_alloc_cmd_io(chip)) < 0)
+ goto errout;
/* initialize streams */
azx_init_stream(chip);
/* initialize chip */
azx_init_chip(chip);
+ chip->initialized = 1;
+
/* codec detection */
if (! chip->codec_mask) {
snd_printk(KERN_ERR SFX "no codecs found!\n");
goto errout;
}
+ strcpy(card->driver, "HDA-Intel");
+ strcpy(card->shortname, driver_short_names[chip->driver_type]);
+ sprintf(card->longname, "%s at 0x%lx irq %i", card->shortname, chip->addr, chip->irq);
+
*rchip = chip;
return 0;
static int __devinit azx_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
{
- static int dev;
- snd_card_t *card;
- azx_t *chip;
+ struct snd_card *card;
+ struct azx *chip;
int err = 0;
- if (dev >= SNDRV_CARDS)
- return -ENODEV;
- if (! enable[dev]) {
- dev++;
- return -ENOENT;
- }
-
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
+ card = snd_card_new(index, id, THIS_MODULE, 0);
if (NULL == card) {
snd_printk(KERN_ERR SFX "Error creating card!\n");
return -ENOMEM;
}
- if ((err = azx_create(card, pci, &chip)) < 0) {
+ if ((err = azx_create(card, pci, pci_id->driver_data,
+ &chip)) < 0) {
snd_card_free(card);
return err;
}
-
- strcpy(card->driver, "HDA-Intel");
- strcpy(card->shortname, "HDA Intel");
- sprintf(card->longname, "%s at 0x%lx irq %i", card->shortname, chip->addr, chip->irq);
+ card->private_data = chip;
/* create codec instances */
- if ((err = azx_codec_create(chip, model[dev])) < 0) {
+ if ((err = azx_codec_create(chip, model)) < 0) {
snd_card_free(card);
return err;
}
return err;
}
- snd_card_set_pm_callback(card, azx_suspend, azx_resume, chip);
snd_card_set_dev(card, &pci->dev);
if ((err = snd_card_register(card)) < 0) {
}
pci_set_drvdata(pci, card);
- dev++;
return err;
}
}
/* PCI IDs */
-static struct pci_device_id azx_ids[] = {
- { 0x8086, 0x2668, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* ICH6 */
- { 0x8086, 0x27d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* ICH7 */
- { 0x8086, 0x269a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* ESB2 */
+static struct pci_device_id azx_ids[] __devinitdata = {
+ { 0x8086, 0x2668, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ICH6 */
+ { 0x8086, 0x27d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ICH7 */
+ { 0x8086, 0x269a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ESB2 */
+ { 0x8086, 0x284b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ICH }, /* ICH8 */
+ { 0x1002, 0x437b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ATI }, /* ATI SB450 */
+ { 0x1002, 0x4383, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ATI }, /* ATI SB600 */
+ { 0x1106, 0x3288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_VIA }, /* VIA VT8251/VT8237A */
+ { 0x1039, 0x7502, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_SIS }, /* SIS966 */
+ { 0x10b9, 0x5461, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ULI }, /* ULI M5461 */
+ { 0x10de, 0x026c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 026c */
+ { 0x10de, 0x0371, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 0371 */
{ 0, }
};
MODULE_DEVICE_TABLE(pci, azx_ids);
.id_table = azx_ids,
.probe = azx_probe,
.remove = __devexit_p(azx_remove),
- SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+ .suspend = azx_suspend,
+ .resume = azx_resume,
+#endif
};
static int __init alsa_card_azx_init(void)
{
- return pci_module_init(&driver);
+ return pci_register_driver(&driver);
}
static void __exit alsa_card_azx_exit(void)