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linux/sound/pci/intel8x0.c
Takashi Iwai 71b21f5f89 ALSA: intel8x0: Fix the missing snd_card_free() call at probe error 
The previous cleanup with devres may lead to the incorrect release
orders at the probe error handling due to the devres's nature.  Until
we register the card, snd_card_free() has to be called at first for
releasing the stuff properly when the driver tries to manage and
release the stuff via card->private_free().

This patch fixes it by calling snd_card_free() on the error from the
probe callback using a new helper function.

Fixes: 7835e0901e ("ALSA: intel8x0: Allocate resources with device-managed APIs")
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220412102636.16000-19-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2022-04-12 17:58:29 +02:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ALSA driver for Intel ICH (i8x0) chipsets
*
* Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
*
* This code also contains alpha support for SiS 735 chipsets provided
* by Mike Pieper <mptei@users.sourceforge.net>. We have no datasheet
* for SiS735, so the code is not fully functional.
*
*/
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/info.h>
#include <sound/initval.h>
MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455");
MODULE_LICENSE("GPL");
static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
static int ac97_clock;
static char *ac97_quirk;
static bool buggy_semaphore;
static int buggy_irq = -1; /* auto-check */
static bool xbox;
static int spdif_aclink = -1;
static int inside_vm = -1;
module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard.");
module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard.");
module_param(ac97_clock, int, 0444);
MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = allowlist + auto-detect, 1 = force autodetect).");
module_param(ac97_quirk, charp, 0444);
MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware.");
module_param(buggy_semaphore, bool, 0444);
MODULE_PARM_DESC(buggy_semaphore, "Enable workaround for hardwares with problematic codec semaphores.");
module_param(buggy_irq, bint, 0444);
MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards.");
module_param(xbox, bool, 0444);
MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection.");
module_param(spdif_aclink, int, 0444);
MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link.");
module_param(inside_vm, bint, 0444);
MODULE_PARM_DESC(inside_vm, "KVM/Parallels optimization.");
/* just for backward compatibility */
static bool enable;
module_param(enable, bool, 0444);
static int joystick;
module_param(joystick, int, 0444);
/*
* Direct registers
*/
enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE };
#define ICHREG(x) ICH_REG_##x
#define DEFINE_REGSET(name,base) \
enum { \
ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \
ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \
ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \
ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \
ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \
ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \
ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \
}
/* busmaster blocks */
DEFINE_REGSET(OFF, 0); /* offset */
DEFINE_REGSET(PI, 0x00); /* PCM in */
DEFINE_REGSET(PO, 0x10); /* PCM out */
DEFINE_REGSET(MC, 0x20); /* Mic in */
/* ICH4 busmaster blocks */
DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */
DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */
DEFINE_REGSET(SP, 0x60); /* SPDIF out */
/* values for each busmaster block */
/* LVI */
#define ICH_REG_LVI_MASK 0x1f
/* SR */
#define ICH_FIFOE 0x10 /* FIFO error */
#define ICH_BCIS 0x08 /* buffer completion interrupt status */
#define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */
#define ICH_CELV 0x02 /* current equals last valid */
#define ICH_DCH 0x01 /* DMA controller halted */
/* PIV */
#define ICH_REG_PIV_MASK 0x1f /* mask */
/* CR */
#define ICH_IOCE 0x10 /* interrupt on completion enable */
#define ICH_FEIE 0x08 /* fifo error interrupt enable */
#define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */
#define ICH_RESETREGS 0x02 /* reset busmaster registers */
#define ICH_STARTBM 0x01 /* start busmaster operation */
/* global block */
#define ICH_REG_GLOB_CNT 0x2c /* dword - global control */
#define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */
#define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */
#define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */
#define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */
#define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */
#define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */
#define ICH_PCM_246_MASK 0x00300000 /* chan mask (not all chips) */
#define ICH_PCM_8 0x00300000 /* 8 channels (not all chips) */
#define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */
#define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */
#define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */
#define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */
#define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */
#define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */
#define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */
#define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */
#define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */
#define ICH_PRIE 0x00000010 /* primary resume interrupt enable */
#define ICH_ACLINK 0x00000008 /* AClink shut off */
#define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */
#define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */
#define ICH_GIE 0x00000001 /* GPI interrupt enable */
#define ICH_REG_GLOB_STA 0x30 /* dword - global status */
#define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */
#define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */
#define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */
#define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */
#define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */
#define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */
#define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */
#define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */
#define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */
#define ICH_SIS_TRI 0x00080000 /* SIS: tertiary resume irq */
#define ICH_SIS_TCR 0x00040000 /* SIS: tertiary codec ready */
#define ICH_MD3 0x00020000 /* modem power down semaphore */
#define ICH_AD3 0x00010000 /* audio power down semaphore */
#define ICH_RCS 0x00008000 /* read completion status */
#define ICH_BIT3 0x00004000 /* bit 3 slot 12 */
#define ICH_BIT2 0x00002000 /* bit 2 slot 12 */
#define ICH_BIT1 0x00001000 /* bit 1 slot 12 */
#define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */
#define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */
#define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */
#define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */
#define ICH_MCINT 0x00000080 /* MIC capture interrupt */
#define ICH_POINT 0x00000040 /* playback interrupt */
#define ICH_PIINT 0x00000020 /* capture interrupt */
#define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */
#define ICH_MOINT 0x00000004 /* modem playback interrupt */
#define ICH_MIINT 0x00000002 /* modem capture interrupt */
#define ICH_GSCI 0x00000001 /* GPI status change interrupt */
#define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */
#define ICH_CAS 0x01 /* codec access semaphore */
#define ICH_REG_SDM 0x80
#define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */
#define ICH_DI2L_SHIFT 6
#define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */
#define ICH_DI1L_SHIFT 4
#define ICH_SE 0x00000008 /* steer enable */
#define ICH_LDI_MASK 0x00000003 /* last codec read data input */
#define ICH_MAX_FRAGS 32 /* max hw frags */
/*
* registers for Ali5455
*/
/* ALi 5455 busmaster blocks */
DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */
DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */
DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */
DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */
DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */
DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */
DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */
DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */
DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */
DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */
DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */
enum {
ICH_REG_ALI_SCR = 0x00, /* System Control Register */
ICH_REG_ALI_SSR = 0x04, /* System Status Register */
ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */
ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */
ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */
ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */
ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */
ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */
ICH_REG_ALI_CPR = 0x20, /* Command Port Register */
ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */
ICH_REG_ALI_SPR = 0x24, /* Status Port Register */
ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */
ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */
ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */
ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */
ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */
ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */
ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */
ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */
ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */
ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */
};
#define ALI_CAS_SEM_BUSY 0x80000000
#define ALI_CPR_ADDR_SECONDARY 0x100
#define ALI_CPR_ADDR_READ 0x80
#define ALI_CSPSR_CODEC_READY 0x08
#define ALI_CSPSR_READ_OK 0x02
#define ALI_CSPSR_WRITE_OK 0x01
/* interrupts for the whole chip by interrupt status register finish */
#define ALI_INT_MICIN2 (1<<26)
#define ALI_INT_PCMIN2 (1<<25)
#define ALI_INT_I2SIN (1<<24)
#define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */
#define ALI_INT_SPDIFIN (1<<22)
#define ALI_INT_LFEOUT (1<<21)
#define ALI_INT_CENTEROUT (1<<20)
#define ALI_INT_CODECSPDIFOUT (1<<19)
#define ALI_INT_MICIN (1<<18)
#define ALI_INT_PCMOUT (1<<17)
#define ALI_INT_PCMIN (1<<16)
#define ALI_INT_CPRAIS (1<<7) /* command port available */
#define ALI_INT_SPRAIS (1<<5) /* status port available */
#define ALI_INT_GPIO (1<<1)
#define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|\
ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN)
#define ICH_ALI_SC_RESET (1<<31) /* master reset */
#define ICH_ALI_SC_AC97_DBL (1<<30)
#define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */
#define ICH_ALI_SC_IN_BITS (3<<18)
#define ICH_ALI_SC_OUT_BITS (3<<16)
#define ICH_ALI_SC_6CH_CFG (3<<14)
#define ICH_ALI_SC_PCM_4 (1<<8)
#define ICH_ALI_SC_PCM_6 (2<<8)
#define ICH_ALI_SC_PCM_246_MASK (3<<8)
#define ICH_ALI_SS_SEC_ID (3<<5)
#define ICH_ALI_SS_PRI_ID (3<<3)
#define ICH_ALI_IF_AC97SP (1<<21)
#define ICH_ALI_IF_MC (1<<20)
#define ICH_ALI_IF_PI (1<<19)
#define ICH_ALI_IF_MC2 (1<<18)
#define ICH_ALI_IF_PI2 (1<<17)
#define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */
#define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */
#define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */
#define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */
#define ICH_ALI_IF_PO_SPDF (1<<3)
#define ICH_ALI_IF_PO (1<<1)
/*
*
*/
enum {
ICHD_PCMIN,
ICHD_PCMOUT,
ICHD_MIC,
ICHD_MIC2,
ICHD_PCM2IN,
ICHD_SPBAR,
ICHD_LAST = ICHD_SPBAR
};
enum {
NVD_PCMIN,
NVD_PCMOUT,
NVD_MIC,
NVD_SPBAR,
NVD_LAST = NVD_SPBAR
};
enum {
ALID_PCMIN,
ALID_PCMOUT,
ALID_MIC,
ALID_AC97SPDIFOUT,
ALID_SPDIFIN,
ALID_SPDIFOUT,
ALID_LAST = ALID_SPDIFOUT
};
#define get_ichdev(substream) (substream->runtime->private_data)
struct ichdev {
unsigned int ichd; /* ich device number */
unsigned long reg_offset; /* offset to bmaddr */
__le32 *bdbar; /* CPU address (32bit) */
unsigned int bdbar_addr; /* PCI bus address (32bit) */
struct snd_pcm_substream *substream;
unsigned int physbuf; /* physical address (32bit) */
unsigned int size;
unsigned int fragsize;
unsigned int fragsize1;
unsigned int position;
unsigned int pos_shift;
unsigned int last_pos;
int frags;
int lvi;
int lvi_frag;
int civ;
int ack;
int ack_reload;
unsigned int ack_bit;
unsigned int roff_sr;
unsigned int roff_picb;
unsigned int int_sta_mask; /* interrupt status mask */
unsigned int ali_slot; /* ALI DMA slot */
struct ac97_pcm *pcm;
int pcm_open_flag;
unsigned int prepared:1;
unsigned int suspended: 1;
};
struct intel8x0 {
unsigned int device_type;
int irq;
void __iomem *addr;
void __iomem *bmaddr;
struct pci_dev *pci;
struct snd_card *card;
int pcm_devs;
struct snd_pcm *pcm[6];
struct ichdev ichd[6];
unsigned multi4: 1,
multi6: 1,
multi8 :1,
dra: 1,
smp20bit: 1;
unsigned in_ac97_init: 1,
in_sdin_init: 1;
unsigned in_measurement: 1; /* during ac97 clock measurement */
unsigned fix_nocache: 1; /* workaround for 440MX */
unsigned buggy_irq: 1; /* workaround for buggy mobos */
unsigned xbox: 1; /* workaround for Xbox AC'97 detection */
unsigned buggy_semaphore: 1; /* workaround for buggy codec semaphore */
unsigned inside_vm: 1; /* enable VM optimization */
int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */
unsigned int sdm_saved; /* SDM reg value */
struct snd_ac97_bus *ac97_bus;
struct snd_ac97 *ac97[3];
unsigned int ac97_sdin[3];
unsigned int max_codecs, ncodecs;
const unsigned int *codec_bit;
unsigned int codec_isr_bits;
unsigned int codec_ready_bits;
spinlock_t reg_lock;
u32 bdbars_count;
struct snd_dma_buffer *bdbars;
u32 int_sta_reg; /* interrupt status register */
u32 int_sta_mask; /* interrupt status mask */
};
static const struct pci_device_id snd_intel8x0_ids[] = {
{ PCI_VDEVICE(INTEL, 0x2415), DEVICE_INTEL }, /* 82801AA */
{ PCI_VDEVICE(INTEL, 0x2425), DEVICE_INTEL }, /* 82901AB */
{ PCI_VDEVICE(INTEL, 0x2445), DEVICE_INTEL }, /* 82801BA */
{ PCI_VDEVICE(INTEL, 0x2485), DEVICE_INTEL }, /* ICH3 */
{ PCI_VDEVICE(INTEL, 0x24c5), DEVICE_INTEL_ICH4 }, /* ICH4 */
{ PCI_VDEVICE(INTEL, 0x24d5), DEVICE_INTEL_ICH4 }, /* ICH5 */
{ PCI_VDEVICE(INTEL, 0x25a6), DEVICE_INTEL_ICH4 }, /* ESB */
{ PCI_VDEVICE(INTEL, 0x266e), DEVICE_INTEL_ICH4 }, /* ICH6 */
{ PCI_VDEVICE(INTEL, 0x27de), DEVICE_INTEL_ICH4 }, /* ICH7 */
{ PCI_VDEVICE(INTEL, 0x2698), DEVICE_INTEL_ICH4 }, /* ESB2 */
{ PCI_VDEVICE(INTEL, 0x7195), DEVICE_INTEL }, /* 440MX */
{ PCI_VDEVICE(SI, 0x7012), DEVICE_SIS }, /* SI7012 */
{ PCI_VDEVICE(NVIDIA, 0x01b1), DEVICE_NFORCE }, /* NFORCE */
{ PCI_VDEVICE(NVIDIA, 0x003a), DEVICE_NFORCE }, /* MCP04 */
{ PCI_VDEVICE(NVIDIA, 0x006a), DEVICE_NFORCE }, /* NFORCE2 */
{ PCI_VDEVICE(NVIDIA, 0x0059), DEVICE_NFORCE }, /* CK804 */
{ PCI_VDEVICE(NVIDIA, 0x008a), DEVICE_NFORCE }, /* CK8 */
{ PCI_VDEVICE(NVIDIA, 0x00da), DEVICE_NFORCE }, /* NFORCE3 */
{ PCI_VDEVICE(NVIDIA, 0x00ea), DEVICE_NFORCE }, /* CK8S */
{ PCI_VDEVICE(NVIDIA, 0x026b), DEVICE_NFORCE }, /* MCP51 */
{ PCI_VDEVICE(AMD, 0x746d), DEVICE_INTEL }, /* AMD8111 */
{ PCI_VDEVICE(AMD, 0x7445), DEVICE_INTEL }, /* AMD768 */
{ PCI_VDEVICE(AL, 0x5455), DEVICE_ALI }, /* Ali5455 */
{ 0, }
};
MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids);
/*
* Lowlevel I/O - busmaster
*/
static inline u8 igetbyte(struct intel8x0 *chip, u32 offset)
{
return ioread8(chip->bmaddr + offset);
}
static inline u16 igetword(struct intel8x0 *chip, u32 offset)
{
return ioread16(chip->bmaddr + offset);
}
static inline u32 igetdword(struct intel8x0 *chip, u32 offset)
{
return ioread32(chip->bmaddr + offset);
}
static inline void iputbyte(struct intel8x0 *chip, u32 offset, u8 val)
{
iowrite8(val, chip->bmaddr + offset);
}
static inline void iputword(struct intel8x0 *chip, u32 offset, u16 val)
{
iowrite16(val, chip->bmaddr + offset);
}
static inline void iputdword(struct intel8x0 *chip, u32 offset, u32 val)
{
iowrite32(val, chip->bmaddr + offset);
}
/*
* Lowlevel I/O - AC'97 registers
*/
static inline u16 iagetword(struct intel8x0 *chip, u32 offset)
{
return ioread16(chip->addr + offset);
}
static inline void iaputword(struct intel8x0 *chip, u32 offset, u16 val)
{
iowrite16(val, chip->addr + offset);
}
/*
* Basic I/O
*/
/*
* access to AC97 codec via normal i/o (for ICH and SIS7012)
*/
static int snd_intel8x0_codec_semaphore(struct intel8x0 *chip, unsigned int codec)
{
int time;
if (codec > 2)
return -EIO;
if (chip->in_sdin_init) {
/* we don't know the ready bit assignment at the moment */
/* so we check any */
codec = chip->codec_isr_bits;
} else {
codec = chip->codec_bit[chip->ac97_sdin[codec]];
}
/* codec ready ? */
if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0)
return -EIO;
if (chip->buggy_semaphore)
return 0; /* just ignore ... */
/* Anyone holding a semaphore for 1 msec should be shot... */
time = 100;
do {
if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS))
return 0;
udelay(10);
} while (time--);
/* access to some forbidden (non existent) ac97 registers will not
* reset the semaphore. So even if you don't get the semaphore, still
* continue the access. We don't need the semaphore anyway. */
dev_err(chip->card->dev,
"codec_semaphore: semaphore is not ready [0x%x][0x%x]\n",
igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA)));
iagetword(chip, 0); /* clear semaphore flag */
/* I don't care about the semaphore */
return -EBUSY;
}
static void snd_intel8x0_codec_write(struct snd_ac97 *ac97,
unsigned short reg,
unsigned short val)
{
struct intel8x0 *chip = ac97->private_data;
if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) {
if (! chip->in_ac97_init)
dev_err(chip->card->dev,
"codec_write %d: semaphore is not ready for register 0x%x\n",
ac97->num, reg);
}
iaputword(chip, reg + ac97->num * 0x80, val);
}
static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97,
unsigned short reg)
{
struct intel8x0 *chip = ac97->private_data;
unsigned short res;
unsigned int tmp;
if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) {
if (! chip->in_ac97_init)
dev_err(chip->card->dev,
"codec_read %d: semaphore is not ready for register 0x%x\n",
ac97->num, reg);
res = 0xffff;
} else {
res = iagetword(chip, reg + ac97->num * 0x80);
tmp = igetdword(chip, ICHREG(GLOB_STA));
if (tmp & ICH_RCS) {
/* reset RCS and preserve other R/WC bits */
iputdword(chip, ICHREG(GLOB_STA), tmp &
~(chip->codec_ready_bits | ICH_GSCI));
if (! chip->in_ac97_init)
dev_err(chip->card->dev,
"codec_read %d: read timeout for register 0x%x\n",
ac97->num, reg);
res = 0xffff;
}
}
return res;
}
static void snd_intel8x0_codec_read_test(struct intel8x0 *chip,
unsigned int codec)
{
unsigned int tmp;
if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) {
iagetword(chip, codec * 0x80);
tmp = igetdword(chip, ICHREG(GLOB_STA));
if (tmp & ICH_RCS) {
/* reset RCS and preserve other R/WC bits */
iputdword(chip, ICHREG(GLOB_STA), tmp &
~(chip->codec_ready_bits | ICH_GSCI));
}
}
}
/*
* access to AC97 for Ali5455
*/
static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask)
{
int count = 0;
for (count = 0; count < 0x7f; count++) {
int val = igetbyte(chip, ICHREG(ALI_CSPSR));
if (val & mask)
return 0;
}
if (! chip->in_ac97_init)
dev_warn(chip->card->dev, "AC97 codec ready timeout.\n");
return -EBUSY;
}
static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip)
{
int time = 100;
if (chip->buggy_semaphore)
return 0; /* just ignore ... */
while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY))
udelay(1);
if (! time && ! chip->in_ac97_init)
dev_warn(chip->card->dev, "ali_codec_semaphore timeout\n");
return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY);
}
static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg)
{
struct intel8x0 *chip = ac97->private_data;
unsigned short data = 0xffff;
if (snd_intel8x0_ali_codec_semaphore(chip))
goto __err;
reg |= ALI_CPR_ADDR_READ;
if (ac97->num)
reg |= ALI_CPR_ADDR_SECONDARY;
iputword(chip, ICHREG(ALI_CPR_ADDR), reg);
if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK))
goto __err;
data = igetword(chip, ICHREG(ALI_SPR));
__err:
return data;
}
static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg,
unsigned short val)
{
struct intel8x0 *chip = ac97->private_data;
if (snd_intel8x0_ali_codec_semaphore(chip))
return;
iputword(chip, ICHREG(ALI_CPR), val);
if (ac97->num)
reg |= ALI_CPR_ADDR_SECONDARY;
iputword(chip, ICHREG(ALI_CPR_ADDR), reg);
snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK);
}
/*
* DMA I/O
*/
static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev)
{
int idx;
__le32 *bdbar = ichdev->bdbar;
unsigned long port = ichdev->reg_offset;
iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr);
if (ichdev->size == ichdev->fragsize) {
ichdev->ack_reload = ichdev->ack = 2;
ichdev->fragsize1 = ichdev->fragsize >> 1;
for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) {
bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf);
bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */
ichdev->fragsize1 >> ichdev->pos_shift);
bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1));
bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */
ichdev->fragsize1 >> ichdev->pos_shift);
}
ichdev->frags = 2;
} else {
ichdev->ack_reload = ichdev->ack = 1;
ichdev->fragsize1 = ichdev->fragsize;
for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) {
bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf +
(((idx >> 1) * ichdev->fragsize) %
ichdev->size));
bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */
ichdev->fragsize >> ichdev->pos_shift);
#if 0
dev_dbg(chip->card->dev, "bdbar[%i] = 0x%x [0x%x]\n",
idx + 0, bdbar[idx + 0], bdbar[idx + 1]);
#endif
}
ichdev->frags = ichdev->size / ichdev->fragsize;
}
iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK);
ichdev->civ = 0;
iputbyte(chip, port + ICH_REG_OFF_CIV, 0);
ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags;
ichdev->position = 0;
#if 0
dev_dbg(chip->card->dev,
"lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n",
ichdev->lvi_frag, ichdev->frags, ichdev->fragsize,
ichdev->fragsize1);
#endif
/* clear interrupts */
iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
}
/*
* Interrupt handler
*/
static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev)
{
unsigned long port = ichdev->reg_offset;
unsigned long flags;
int status, civ, i, step;
int ack = 0;
if (!(ichdev->prepared || chip->in_measurement) || ichdev->suspended)
return;
spin_lock_irqsave(&chip->reg_lock, flags);
status = igetbyte(chip, port + ichdev->roff_sr);
civ = igetbyte(chip, port + ICH_REG_OFF_CIV);
if (!(status & ICH_BCIS)) {
step = 0;
} else if (civ == ichdev->civ) {
// snd_printd("civ same %d\n", civ);
step = 1;
ichdev->civ++;
ichdev->civ &= ICH_REG_LVI_MASK;
} else {
step = civ - ichdev->civ;
if (step < 0)
step += ICH_REG_LVI_MASK + 1;
// if (step != 1)
// snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ);
ichdev->civ = civ;
}
ichdev->position += step * ichdev->fragsize1;
if (! chip->in_measurement)
ichdev->position %= ichdev->size;
ichdev->lvi += step;
ichdev->lvi &= ICH_REG_LVI_MASK;
iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi);
for (i = 0; i < step; i++) {
ichdev->lvi_frag++;
ichdev->lvi_frag %= ichdev->frags;
ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1);
#if 0
dev_dbg(chip->card->dev,
"new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n",
ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2],
ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port),
inl(port + 4), inb(port + ICH_REG_OFF_CR));
#endif
if (--ichdev->ack == 0) {
ichdev->ack = ichdev->ack_reload;
ack = 1;
}
}
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (ack && ichdev->substream) {
snd_pcm_period_elapsed(ichdev->substream);
}
iputbyte(chip, port + ichdev->roff_sr,
status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI));
}
static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id)
{
struct intel8x0 *chip = dev_id;
struct ichdev *ichdev;
unsigned int status;
unsigned int i;
status = igetdword(chip, chip->int_sta_reg);
if (status == 0xffffffff) /* we are not yet resumed */
return IRQ_NONE;
if ((status & chip->int_sta_mask) == 0) {
if (status) {
/* ack */
iputdword(chip, chip->int_sta_reg, status);
if (! chip->buggy_irq)
status = 0;
}
return IRQ_RETVAL(status);
}
for (i = 0; i < chip->bdbars_count; i++) {
ichdev = &chip->ichd[i];
if (status & ichdev->int_sta_mask)
snd_intel8x0_update(chip, ichdev);
}
/* ack them */
iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask);
return IRQ_HANDLED;
}
/*
* PCM part
*/
static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct ichdev *ichdev = get_ichdev(substream);
unsigned char val = 0;
unsigned long port = ichdev->reg_offset;
switch (cmd) {
case SNDRV_PCM_TRIGGER_RESUME:
ichdev->suspended = 0;
fallthrough;
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
val = ICH_IOCE | ICH_STARTBM;
ichdev->last_pos = ichdev->position;
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
ichdev->suspended = 1;
fallthrough;
case SNDRV_PCM_TRIGGER_STOP:
val = 0;
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
val = ICH_IOCE;
break;
default:
return -EINVAL;
}
iputbyte(chip, port + ICH_REG_OFF_CR, val);
if (cmd == SNDRV_PCM_TRIGGER_STOP) {
/* wait until DMA stopped */
while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ;
/* reset whole DMA things */
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
}
return 0;
}
static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct ichdev *ichdev = get_ichdev(substream);
unsigned long port = ichdev->reg_offset;
static const int fiforeg[] = {
ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3)
};
unsigned int val, fifo;
val = igetdword(chip, ICHREG(ALI_DMACR));
switch (cmd) {
case SNDRV_PCM_TRIGGER_RESUME:
ichdev->suspended = 0;
fallthrough;
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
/* clear FIFO for synchronization of channels */
fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]);
fifo &= ~(0xff << (ichdev->ali_slot % 4));
fifo |= 0x83 << (ichdev->ali_slot % 4);
iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo);
}
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE);
val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */
/* start DMA */
iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot));
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
ichdev->suspended = 1;
fallthrough;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
/* pause */
iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16)));
iputbyte(chip, port + ICH_REG_OFF_CR, 0);
while (igetbyte(chip, port + ICH_REG_OFF_CR))
;
if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
break;
/* reset whole DMA things */
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
/* clear interrupts */
iputbyte(chip, port + ICH_REG_OFF_SR,
igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e);
iputdword(chip, ICHREG(ALI_INTERRUPTSR),
igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask);
break;
default:
return -EINVAL;
}
return 0;
}
static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct ichdev *ichdev = get_ichdev(substream);
int dbl = params_rate(hw_params) > 48000;
int err;
if (ichdev->pcm_open_flag) {
snd_ac97_pcm_close(ichdev->pcm);
ichdev->pcm_open_flag = 0;
ichdev->prepared = 0;
}
err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params),
params_channels(hw_params),
ichdev->pcm->r[dbl].slots);
if (err >= 0) {
ichdev->pcm_open_flag = 1;
/* Force SPDIF setting */
if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0)
snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF,
params_rate(hw_params));
}
return err;
}
static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream)
{
struct ichdev *ichdev = get_ichdev(substream);
if (ichdev->pcm_open_flag) {
snd_ac97_pcm_close(ichdev->pcm);
ichdev->pcm_open_flag = 0;
ichdev->prepared = 0;
}
return 0;
}
static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip,
struct snd_pcm_runtime *runtime)
{
unsigned int cnt;
int dbl = runtime->rate > 48000;
spin_lock_irq(&chip->reg_lock);
switch (chip->device_type) {
case DEVICE_ALI:
cnt = igetdword(chip, ICHREG(ALI_SCR));
cnt &= ~ICH_ALI_SC_PCM_246_MASK;
if (runtime->channels == 4 || dbl)
cnt |= ICH_ALI_SC_PCM_4;
else if (runtime->channels == 6)
cnt |= ICH_ALI_SC_PCM_6;
iputdword(chip, ICHREG(ALI_SCR), cnt);
break;
case DEVICE_SIS:
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~ICH_SIS_PCM_246_MASK;
if (runtime->channels == 4 || dbl)
cnt |= ICH_SIS_PCM_4;
else if (runtime->channels == 6)
cnt |= ICH_SIS_PCM_6;
iputdword(chip, ICHREG(GLOB_CNT), cnt);
break;
default:
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT);
if (runtime->channels == 4 || dbl)
cnt |= ICH_PCM_4;
else if (runtime->channels == 6)
cnt |= ICH_PCM_6;
else if (runtime->channels == 8)
cnt |= ICH_PCM_8;
if (chip->device_type == DEVICE_NFORCE) {
/* reset to 2ch once to keep the 6 channel data in alignment,
* to start from Front Left always
*/
if (cnt & ICH_PCM_246_MASK) {
iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK);
spin_unlock_irq(&chip->reg_lock);
msleep(50); /* grrr... */
spin_lock_irq(&chip->reg_lock);
}
} else if (chip->device_type == DEVICE_INTEL_ICH4) {
if (runtime->sample_bits > 16)
cnt |= ICH_PCM_20BIT;
}
iputdword(chip, ICHREG(GLOB_CNT), cnt);
break;
}
spin_unlock_irq(&chip->reg_lock);
}
static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
struct ichdev *ichdev = get_ichdev(substream);
ichdev->physbuf = runtime->dma_addr;
ichdev->size = snd_pcm_lib_buffer_bytes(substream);
ichdev->fragsize = snd_pcm_lib_period_bytes(substream);
if (ichdev->ichd == ICHD_PCMOUT) {
snd_intel8x0_setup_pcm_out(chip, runtime);
if (chip->device_type == DEVICE_INTEL_ICH4)
ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1;
}
snd_intel8x0_setup_periods(chip, ichdev);
ichdev->prepared = 1;
return 0;
}
static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct ichdev *ichdev = get_ichdev(substream);
size_t ptr1, ptr;
int civ, timeout = 10;
unsigned int position;
spin_lock(&chip->reg_lock);
do {
civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV);
ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb);
position = ichdev->position;
if (ptr1 == 0) {
udelay(10);
continue;
}
if (civ != igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV))
continue;
/* IO read operation is very expensive inside virtual machine
* as it is emulated. The probability that subsequent PICB read
* will return different result is high enough to loop till
* timeout here.
* Same CIV is strict enough condition to be sure that PICB
* is valid inside VM on emulated card. */
if (chip->inside_vm)
break;
if (ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb))
break;
} while (timeout--);
ptr = ichdev->last_pos;
if (ptr1 != 0) {
ptr1 <<= ichdev->pos_shift;
ptr = ichdev->fragsize1 - ptr1;
ptr += position;
if (ptr < ichdev->last_pos) {
unsigned int pos_base, last_base;
pos_base = position / ichdev->fragsize1;
last_base = ichdev->last_pos / ichdev->fragsize1;
/* another sanity check; ptr1 can go back to full
* before the base position is updated
*/
if (pos_base == last_base)
ptr = ichdev->last_pos;
}
}
ichdev->last_pos = ptr;
spin_unlock(&chip->reg_lock);
if (ptr >= ichdev->size)
return 0;
return bytes_to_frames(substream->runtime, ptr);
}
static const struct snd_pcm_hardware snd_intel8x0_stream =
{
.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),
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_48000,
.rate_min = 48000,
.rate_max = 48000,
.channels_min = 2,
.channels_max = 2,
.buffer_bytes_max = 128 * 1024,
.period_bytes_min = 32,
.period_bytes_max = 128 * 1024,
.periods_min = 1,
.periods_max = 1024,
.fifo_size = 0,
};
static const unsigned int channels4[] = {
2, 4,
};
static const struct snd_pcm_hw_constraint_list hw_constraints_channels4 = {
.count = ARRAY_SIZE(channels4),
.list = channels4,
.mask = 0,
};
static const unsigned int channels6[] = {
2, 4, 6,
};
static const struct snd_pcm_hw_constraint_list hw_constraints_channels6 = {
.count = ARRAY_SIZE(channels6),
.list = channels6,
.mask = 0,
};
static const unsigned int channels8[] = {
2, 4, 6, 8,
};
static const struct snd_pcm_hw_constraint_list hw_constraints_channels8 = {
.count = ARRAY_SIZE(channels8),
.list = channels8,
.mask = 0,
};
static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
int err;
ichdev->substream = substream;
runtime->hw = snd_intel8x0_stream;
runtime->hw.rates = ichdev->pcm->rates;
snd_pcm_limit_hw_rates(runtime);
if (chip->device_type == DEVICE_SIS) {
runtime->hw.buffer_bytes_max = 64*1024;
runtime->hw.period_bytes_max = 64*1024;
}
err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
if (err < 0)
return err;
runtime->private_data = ichdev;
return 0;
}
static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
int err;
err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]);
if (err < 0)
return err;
if (chip->multi8) {
runtime->hw.channels_max = 8;
snd_pcm_hw_constraint_list(runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS,
&hw_constraints_channels8);
} else if (chip->multi6) {
runtime->hw.channels_max = 6;
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
&hw_constraints_channels6);
} else if (chip->multi4) {
runtime->hw.channels_max = 4;
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
&hw_constraints_channels4);
}
if (chip->dra) {
snd_ac97_pcm_double_rate_rules(runtime);
}
if (chip->smp20bit) {
runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE;
snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20);
}
return 0;
}
static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ICHD_PCMOUT].substream = NULL;
return 0;
}
static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]);
}
static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ICHD_PCMIN].substream = NULL;
return 0;
}
static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]);
}
static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ICHD_MIC].substream = NULL;
return 0;
}
static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]);
}
static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ICHD_MIC2].substream = NULL;
return 0;
}
static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]);
}
static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ICHD_PCM2IN].substream = NULL;
return 0;
}
static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR;
return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]);
}
static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR;
chip->ichd[idx].substream = NULL;
return 0;
}
static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
unsigned int val;
spin_lock_irq(&chip->reg_lock);
val = igetdword(chip, ICHREG(ALI_INTERFACECR));
val |= ICH_ALI_IF_AC97SP;
iputdword(chip, ICHREG(ALI_INTERFACECR), val);
/* also needs to set ALI_SC_CODEC_SPDF correctly */
spin_unlock_irq(&chip->reg_lock);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]);
}
static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
unsigned int val;
chip->ichd[ALID_AC97SPDIFOUT].substream = NULL;
spin_lock_irq(&chip->reg_lock);
val = igetdword(chip, ICHREG(ALI_INTERFACECR));
val &= ~ICH_ALI_IF_AC97SP;
iputdword(chip, ICHREG(ALI_INTERFACECR), val);
spin_unlock_irq(&chip->reg_lock);
return 0;
}
#if 0 // NYI
static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]);
}
static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ALID_SPDIFIN].substream = NULL;
return 0;
}
static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]);
}
static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream)
{
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
chip->ichd[ALID_SPDIFOUT].substream = NULL;
return 0;
}
#endif
static const struct snd_pcm_ops snd_intel8x0_playback_ops = {
.open = snd_intel8x0_playback_open,
.close = snd_intel8x0_playback_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_capture_ops = {
.open = snd_intel8x0_capture_open,
.close = snd_intel8x0_capture_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_capture_mic_ops = {
.open = snd_intel8x0_mic_open,
.close = snd_intel8x0_mic_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = {
.open = snd_intel8x0_mic2_open,
.close = snd_intel8x0_mic2_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_capture2_ops = {
.open = snd_intel8x0_capture2_open,
.close = snd_intel8x0_capture2_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_spdif_ops = {
.open = snd_intel8x0_spdif_open,
.close = snd_intel8x0_spdif_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_ali_playback_ops = {
.open = snd_intel8x0_playback_open,
.close = snd_intel8x0_playback_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_ali_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_ali_capture_ops = {
.open = snd_intel8x0_capture_open,
.close = snd_intel8x0_capture_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_ali_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_ali_capture_mic_ops = {
.open = snd_intel8x0_mic_open,
.close = snd_intel8x0_mic_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_ali_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static const struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = {
.open = snd_intel8x0_ali_ac97spdifout_open,
.close = snd_intel8x0_ali_ac97spdifout_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_ali_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
#if 0 // NYI
static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = {
.open = snd_intel8x0_ali_spdifin_open,
.close = snd_intel8x0_ali_spdifin_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = {
.open = snd_intel8x0_ali_spdifout_open,
.close = snd_intel8x0_ali_spdifout_close,
.hw_params = snd_intel8x0_hw_params,
.hw_free = snd_intel8x0_hw_free,
.prepare = snd_intel8x0_pcm_prepare,
.trigger = snd_intel8x0_pcm_trigger,
.pointer = snd_intel8x0_pcm_pointer,
};
#endif // NYI
struct ich_pcm_table {
char *suffix;
const struct snd_pcm_ops *playback_ops;
const struct snd_pcm_ops *capture_ops;
size_t prealloc_size;
size_t prealloc_max_size;
int ac97_idx;
};
#define intel8x0_dma_type(chip) \
((chip)->fix_nocache ? SNDRV_DMA_TYPE_DEV_WC : SNDRV_DMA_TYPE_DEV)
static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device,
const struct ich_pcm_table *rec)
{
struct snd_pcm *pcm;
int err;
char name[32];
if (rec->suffix)
sprintf(name, "Intel ICH - %s", rec->suffix);
else
strcpy(name, "Intel ICH");
err = snd_pcm_new(chip->card, name, device,
rec->playback_ops ? 1 : 0,
rec->capture_ops ? 1 : 0, &pcm);
if (err < 0)
return err;
if (rec->playback_ops)
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops);
if (rec->capture_ops)
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops);
pcm->private_data = chip;
pcm->info_flags = 0;
if (rec->suffix)
sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix);
else
strcpy(pcm->name, chip->card->shortname);
chip->pcm[device] = pcm;
snd_pcm_set_managed_buffer_all(pcm, intel8x0_dma_type(chip),
&chip->pci->dev,
rec->prealloc_size, rec->prealloc_max_size);
if (rec->playback_ops &&
rec->playback_ops->open == snd_intel8x0_playback_open) {
struct snd_pcm_chmap *chmap;
int chs = 2;
if (chip->multi8)
chs = 8;
else if (chip->multi6)
chs = 6;
else if (chip->multi4)
chs = 4;
err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
snd_pcm_alt_chmaps, chs, 0,
&chmap);
if (err < 0)
return err;
chmap->channel_mask = SND_PCM_CHMAP_MASK_2468;
chip->ac97[0]->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap;
}
return 0;
}
static const struct ich_pcm_table intel_pcms[] = {
{
.playback_ops = &snd_intel8x0_playback_ops,
.capture_ops = &snd_intel8x0_capture_ops,
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
},
{
.suffix = "MIC ADC",
.capture_ops = &snd_intel8x0_capture_mic_ops,
.prealloc_size = 0,
.prealloc_max_size = 128 * 1024,
.ac97_idx = ICHD_MIC,
},
{
.suffix = "MIC2 ADC",
.capture_ops = &snd_intel8x0_capture_mic2_ops,
.prealloc_size = 0,
.prealloc_max_size = 128 * 1024,
.ac97_idx = ICHD_MIC2,
},
{
.suffix = "ADC2",
.capture_ops = &snd_intel8x0_capture2_ops,
.prealloc_size = 0,
.prealloc_max_size = 128 * 1024,
.ac97_idx = ICHD_PCM2IN,
},
{
.suffix = "IEC958",
.playback_ops = &snd_intel8x0_spdif_ops,
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
.ac97_idx = ICHD_SPBAR,
},
};
static const struct ich_pcm_table nforce_pcms[] = {
{
.playback_ops = &snd_intel8x0_playback_ops,
.capture_ops = &snd_intel8x0_capture_ops,
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
},
{
.suffix = "MIC ADC",
.capture_ops = &snd_intel8x0_capture_mic_ops,
.prealloc_size = 0,
.prealloc_max_size = 128 * 1024,
.ac97_idx = NVD_MIC,
},
{
.suffix = "IEC958",
.playback_ops = &snd_intel8x0_spdif_ops,
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
.ac97_idx = NVD_SPBAR,
},
};
static const struct ich_pcm_table ali_pcms[] = {
{
.playback_ops = &snd_intel8x0_ali_playback_ops,
.capture_ops = &snd_intel8x0_ali_capture_ops,
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
},
{
.suffix = "MIC ADC",
.capture_ops = &snd_intel8x0_ali_capture_mic_ops,
.prealloc_size = 0,
.prealloc_max_size = 128 * 1024,
.ac97_idx = ALID_MIC,
},
{
.suffix = "IEC958",
.playback_ops = &snd_intel8x0_ali_ac97spdifout_ops,
/* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
.ac97_idx = ALID_AC97SPDIFOUT,
},
#if 0 // NYI
{
.suffix = "HW IEC958",
.playback_ops = &snd_intel8x0_ali_spdifout_ops,
.prealloc_size = 64 * 1024,
.prealloc_max_size = 128 * 1024,
},
#endif
};
static int snd_intel8x0_pcm(struct intel8x0 *chip)
{
int i, tblsize, device, err;
const struct ich_pcm_table *tbl, *rec;
switch (chip->device_type) {
case DEVICE_INTEL_ICH4:
tbl = intel_pcms;
tblsize = ARRAY_SIZE(intel_pcms);
if (spdif_aclink)
tblsize--;
break;
case DEVICE_NFORCE:
tbl = nforce_pcms;
tblsize = ARRAY_SIZE(nforce_pcms);
if (spdif_aclink)
tblsize--;
break;
case DEVICE_ALI:
tbl = ali_pcms;
tblsize = ARRAY_SIZE(ali_pcms);
break;
default:
tbl = intel_pcms;
tblsize = 2;
break;
}
device = 0;
for (i = 0; i < tblsize; i++) {
rec = tbl + i;
if (i > 0 && rec->ac97_idx) {
/* activate PCM only when associated AC'97 codec */
if (! chip->ichd[rec->ac97_idx].pcm)
continue;
}
err = snd_intel8x0_pcm1(chip, device, rec);
if (err < 0)
return err;
device++;
}
chip->pcm_devs = device;
return 0;
}
/*
* Mixer part
*/
static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
{
struct intel8x0 *chip = bus->private_data;
chip->ac97_bus = NULL;
}
static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97)
{
struct intel8x0 *chip = ac97->private_data;
chip->ac97[ac97->num] = NULL;
}
static const struct ac97_pcm ac97_pcm_defs[] = {
/* front PCM */
{
.exclusive = 1,
.r = { {
.slots = (1 << AC97_SLOT_PCM_LEFT) |
(1 << AC97_SLOT_PCM_RIGHT) |
(1 << AC97_SLOT_PCM_CENTER) |
(1 << AC97_SLOT_PCM_SLEFT) |
(1 << AC97_SLOT_PCM_SRIGHT) |
(1 << AC97_SLOT_LFE)
},
{
.slots = (1 << AC97_SLOT_PCM_LEFT) |
(1 << AC97_SLOT_PCM_RIGHT) |
(1 << AC97_SLOT_PCM_LEFT_0) |
(1 << AC97_SLOT_PCM_RIGHT_0)
}
}
},
/* PCM IN #1 */
{
.stream = 1,
.exclusive = 1,
.r = { {
.slots = (1 << AC97_SLOT_PCM_LEFT) |
(1 << AC97_SLOT_PCM_RIGHT)
}
}
},
/* MIC IN #1 */
{
.stream = 1,
.exclusive = 1,
.r = { {
.slots = (1 << AC97_SLOT_MIC)
}
}
},
/* S/PDIF PCM */
{
.exclusive = 1,
.spdif = 1,
.r = { {
.slots = (1 << AC97_SLOT_SPDIF_LEFT2) |
(1 << AC97_SLOT_SPDIF_RIGHT2)
}
}
},
/* PCM IN #2 */
{
.stream = 1,
.exclusive = 1,
.r = { {
.slots = (1 << AC97_SLOT_PCM_LEFT) |
(1 << AC97_SLOT_PCM_RIGHT)
}
}
},
/* MIC IN #2 */
{
.stream = 1,
.exclusive = 1,
.r = { {
.slots = (1 << AC97_SLOT_MIC)
}
}
},
};
static const struct ac97_quirk ac97_quirks[] = {
{
.subvendor = 0x0e11,
.subdevice = 0x000e,
.name = "Compaq Deskpro EN", /* AD1885 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x0e11,
.subdevice = 0x008a,
.name = "Compaq Evo W4000", /* AD1885 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x0e11,
.subdevice = 0x00b8,
.name = "Compaq Evo D510C",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x0e11,
.subdevice = 0x0860,
.name = "HP/Compaq nx7010",
.type = AC97_TUNE_MUTE_LED
},
{
.subvendor = 0x1014,
.subdevice = 0x0534,
.name = "ThinkPad X31",
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x1014,
.subdevice = 0x1f00,
.name = "MS-9128",
.type = AC97_TUNE_ALC_JACK
},
{
.subvendor = 0x1014,
.subdevice = 0x0267,
.name = "IBM NetVista A30p", /* AD1981B */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1025,
.subdevice = 0x0082,
.name = "Acer Travelmate 2310",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1025,
.subdevice = 0x0083,
.name = "Acer Aspire 3003LCi",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x00d8,
.name = "Dell Precision 530", /* AD1885 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x010d,
.name = "Dell", /* which model? AD1885 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x0126,
.name = "Dell Optiplex GX260", /* AD1981A */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x012c,
.name = "Dell Precision 650", /* AD1981A */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x012d,
.name = "Dell Precision 450", /* AD1981B*/
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x0147,
.name = "Dell", /* which model? AD1981B*/
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x0151,
.name = "Dell Optiplex GX270", /* AD1981B */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x014e,
.name = "Dell D800", /* STAC9750/51 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x0163,
.name = "Dell Unknown", /* STAC9750/51 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x016a,
.name = "Dell Inspiron 8600", /* STAC9750/51 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x0182,
.name = "Dell Latitude D610", /* STAC9750/51 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1028,
.subdevice = 0x0186,
.name = "Dell Latitude D810", /* cf. Malone #41015 */
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x1028,
.subdevice = 0x0188,
.name = "Dell Inspiron 6000",
.type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */
},
{
.subvendor = 0x1028,
.subdevice = 0x0189,
.name = "Dell Inspiron 9300",
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x1028,
.subdevice = 0x0191,
.name = "Dell Inspiron 8600",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x103c,
.subdevice = 0x006d,
.name = "HP zv5000",
.type = AC97_TUNE_MUTE_LED /*AD1981B*/
},
{ /* FIXME: which codec? */
.subvendor = 0x103c,
.subdevice = 0x00c3,
.name = "HP xw6000",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x103c,
.subdevice = 0x088c,
.name = "HP nc8000",
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x103c,
.subdevice = 0x0890,
.name = "HP nc6000",
.type = AC97_TUNE_MUTE_LED
},
{
.subvendor = 0x103c,
.subdevice = 0x129d,
.name = "HP xw8000",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x103c,
.subdevice = 0x0938,
.name = "HP nc4200",
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x103c,
.subdevice = 0x099c,
.name = "HP nx6110/nc6120",
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x103c,
.subdevice = 0x0944,
.name = "HP nc6220",
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x103c,
.subdevice = 0x0934,
.name = "HP nc8220",
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x103c,
.subdevice = 0x12f1,
.name = "HP xw8200", /* AD1981B*/
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x103c,
.subdevice = 0x12f2,
.name = "HP xw6200",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x103c,
.subdevice = 0x3008,
.name = "HP xw4200", /* AD1981B*/
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x104d,
.subdevice = 0x8144,
.name = "Sony",
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x104d,
.subdevice = 0x8197,
.name = "Sony S1XP",
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x104d,
.subdevice = 0x81c0,
.name = "Sony VAIO VGN-T350P", /*AD1981B*/
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x104d,
.subdevice = 0x81c5,
.name = "Sony VAIO VGN-B1VP", /*AD1981B*/
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x1043,
.subdevice = 0x80f3,
.name = "ASUS ICH5/AD1985",
.type = AC97_TUNE_AD_SHARING
},
{
.subvendor = 0x10cf,
.subdevice = 0x11c3,
.name = "Fujitsu-Siemens E4010",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10cf,
.subdevice = 0x1225,
.name = "Fujitsu-Siemens T3010",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10cf,
.subdevice = 0x1253,
.name = "Fujitsu S6210", /* STAC9750/51 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10cf,
.subdevice = 0x127d,
.name = "Fujitsu Lifebook P7010",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10cf,
.subdevice = 0x127e,
.name = "Fujitsu Lifebook C1211D",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10cf,
.subdevice = 0x12ec,
.name = "Fujitsu-Siemens 4010",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10cf,
.subdevice = 0x12f2,
.name = "Fujitsu-Siemens Celsius H320",
.type = AC97_TUNE_SWAP_HP
},
{
.subvendor = 0x10f1,
.subdevice = 0x2665,
.name = "Fujitsu-Siemens Celsius", /* AD1981? */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10f1,
.subdevice = 0x2885,
.name = "AMD64 Mobo", /* ALC650 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10f1,
.subdevice = 0x2895,
.name = "Tyan Thunder K8WE",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x10f7,
.subdevice = 0x834c,
.name = "Panasonic CF-R4",
.type = AC97_TUNE_HP_ONLY,
},
{
.subvendor = 0x110a,
.subdevice = 0x0056,
.name = "Fujitsu-Siemens Scenic", /* AD1981? */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x11d4,
.subdevice = 0x5375,
.name = "ADI AD1985 (discrete)",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x1462,
.subdevice = 0x5470,
.name = "MSI P4 ATX 645 Ultra",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x161f,
.subdevice = 0x202f,
.name = "Gateway M520",
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x161f,
.subdevice = 0x203a,
.name = "Gateway 4525GZ", /* AD1981B */
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x1734,
.subdevice = 0x0088,
.name = "Fujitsu-Siemens D1522", /* AD1981 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x8086,
.subdevice = 0x2000,
.mask = 0xfff0,
.name = "Intel ICH5/AD1985",
.type = AC97_TUNE_AD_SHARING
},
{
.subvendor = 0x8086,
.subdevice = 0x4000,
.mask = 0xfff0,
.name = "Intel ICH5/AD1985",
.type = AC97_TUNE_AD_SHARING
},
{
.subvendor = 0x8086,
.subdevice = 0x4856,
.name = "Intel D845WN (82801BA)",
.type = AC97_TUNE_SWAP_HP
},
{
.subvendor = 0x8086,
.subdevice = 0x4d44,
.name = "Intel D850EMV2", /* AD1885 */
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x8086,
.subdevice = 0x4d56,
.name = "Intel ICH/AD1885",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x8086,
.subdevice = 0x6000,
.mask = 0xfff0,
.name = "Intel ICH5/AD1985",
.type = AC97_TUNE_AD_SHARING
},
{
.subvendor = 0x8086,
.subdevice = 0xe000,
.mask = 0xfff0,
.name = "Intel ICH5/AD1985",
.type = AC97_TUNE_AD_SHARING
},
#if 0 /* FIXME: this seems wrong on most boards */
{
.subvendor = 0x8086,
.subdevice = 0xa000,
.mask = 0xfff0,
.name = "Intel ICH5/AD1985",
.type = AC97_TUNE_HP_ONLY
},
#endif
{ } /* terminator */
};
static int snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock,
const char *quirk_override)
{
struct snd_ac97_bus *pbus;
struct snd_ac97_template ac97;
int err;
unsigned int i, codecs;
unsigned int glob_sta = 0;
const struct snd_ac97_bus_ops *ops;
static const struct snd_ac97_bus_ops standard_bus_ops = {
.write = snd_intel8x0_codec_write,
.read = snd_intel8x0_codec_read,
};
static const struct snd_ac97_bus_ops ali_bus_ops = {
.write = snd_intel8x0_ali_codec_write,
.read = snd_intel8x0_ali_codec_read,
};
chip->spdif_idx = -1; /* use PCMOUT (or disabled) */
if (!spdif_aclink) {
switch (chip->device_type) {
case DEVICE_NFORCE:
chip->spdif_idx = NVD_SPBAR;
break;
case DEVICE_ALI:
chip->spdif_idx = ALID_AC97SPDIFOUT;
break;
case DEVICE_INTEL_ICH4:
chip->spdif_idx = ICHD_SPBAR;
break;
}
}
chip->in_ac97_init = 1;
memset(&ac97, 0, sizeof(ac97));
ac97.private_data = chip;
ac97.private_free = snd_intel8x0_mixer_free_ac97;
ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE;
if (chip->xbox)
ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR;
if (chip->device_type != DEVICE_ALI) {
glob_sta = igetdword(chip, ICHREG(GLOB_STA));
ops = &standard_bus_ops;
chip->in_sdin_init = 1;
codecs = 0;
for (i = 0; i < chip->max_codecs; i++) {
if (! (glob_sta & chip->codec_bit[i]))
continue;
if (chip->device_type == DEVICE_INTEL_ICH4) {
snd_intel8x0_codec_read_test(chip, codecs);
chip->ac97_sdin[codecs] =
igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK;
if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3))
chip->ac97_sdin[codecs] = 0;
} else
chip->ac97_sdin[codecs] = i;
codecs++;
}
chip->in_sdin_init = 0;
if (! codecs)
codecs = 1;
} else {
ops = &ali_bus_ops;
codecs = 1;
/* detect the secondary codec */
for (i = 0; i < 100; i++) {
unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR));
if (reg & 0x40) {
codecs = 2;
break;
}
iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40);
udelay(1);
}
}
err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus);
if (err < 0)
goto __err;
pbus->private_free = snd_intel8x0_mixer_free_ac97_bus;
if (ac97_clock >= 8000 && ac97_clock <= 48000)
pbus->clock = ac97_clock;
/* FIXME: my test board doesn't work well with VRA... */
if (chip->device_type == DEVICE_ALI)
pbus->no_vra = 1;
else
pbus->dra = 1;
chip->ac97_bus = pbus;
chip->ncodecs = codecs;
ac97.pci = chip->pci;
for (i = 0; i < codecs; i++) {
ac97.num = i;
err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i]);
if (err < 0) {
if (err != -EACCES)
dev_err(chip->card->dev,
"Unable to initialize codec #%d\n", i);
if (i == 0)
goto __err;
}
}
/* tune up the primary codec */
snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override);
/* enable separate SDINs for ICH4 */
if (chip->device_type == DEVICE_INTEL_ICH4)
pbus->isdin = 1;
/* find the available PCM streams */
i = ARRAY_SIZE(ac97_pcm_defs);
if (chip->device_type != DEVICE_INTEL_ICH4)
i -= 2; /* do not allocate PCM2IN and MIC2 */
if (chip->spdif_idx < 0)
i--; /* do not allocate S/PDIF */
err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs);
if (err < 0)
goto __err;
chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0];
chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1];
chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2];
if (chip->spdif_idx >= 0)
chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3];
if (chip->device_type == DEVICE_INTEL_ICH4) {
chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4];
chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5];
}
/* enable separate SDINs for ICH4 */
if (chip->device_type == DEVICE_INTEL_ICH4) {
struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm;
u8 tmp = igetbyte(chip, ICHREG(SDM));
tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK);
if (pcm) {
tmp |= ICH_SE; /* steer enable for multiple SDINs */
tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT;
for (i = 1; i < 4; i++) {
if (pcm->r[0].codec[i]) {
tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT;
break;
}
}
} else {
tmp &= ~ICH_SE; /* steer disable */
}
iputbyte(chip, ICHREG(SDM), tmp);
}
if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) {
chip->multi4 = 1;
if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) {
chip->multi6 = 1;
if (chip->ac97[0]->flags & AC97_HAS_8CH)
chip->multi8 = 1;
}
}
if (pbus->pcms[0].r[1].rslots[0]) {
chip->dra = 1;
}
if (chip->device_type == DEVICE_INTEL_ICH4) {
if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20)
chip->smp20bit = 1;
}
if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) {
/* 48kHz only */
chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000;
}
if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) {
/* use slot 10/11 for SPDIF */
u32 val;
val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK;
val |= ICH_PCM_SPDIF_1011;
iputdword(chip, ICHREG(GLOB_CNT), val);
snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4);
}
chip->in_ac97_init = 0;
return 0;
__err:
/* clear the cold-reset bit for the next chance */
if (chip->device_type != DEVICE_ALI)
iputdword(chip, ICHREG(GLOB_CNT),
igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD);
return err;
}
/*
*
*/
static void do_ali_reset(struct intel8x0 *chip)
{
iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET);
iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383);
iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383);
iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383);
iputdword(chip, ICHREG(ALI_INTERFACECR),
ICH_ALI_IF_PI|ICH_ALI_IF_PO);
iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000);
iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000);
}
#ifdef CONFIG_SND_AC97_POWER_SAVE
static const struct snd_pci_quirk ich_chip_reset_mode[] = {
SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1),
{ } /* end */
};
static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip)
{
unsigned int cnt;
/* ACLink on, 2 channels */
if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode))
return -EIO;
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK);
/* do cold reset - the full ac97 powerdown may leave the controller
* in a warm state but actually it cannot communicate with the codec.
*/
iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD);
cnt = igetdword(chip, ICHREG(GLOB_CNT));
udelay(10);
iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD);
msleep(1);
return 0;
}
#define snd_intel8x0_ich_chip_can_cold_reset(chip) \
(!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode))
#else
#define snd_intel8x0_ich_chip_cold_reset(chip) 0
#define snd_intel8x0_ich_chip_can_cold_reset(chip) (0)
#endif
static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip)
{
unsigned long end_time;
unsigned int cnt;
/* ACLink on, 2 channels */
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK);
/* finish cold or do warm reset */
cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM;
iputdword(chip, ICHREG(GLOB_CNT), cnt);
end_time = (jiffies + (HZ / 4)) + 1;
do {
if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0)
return 0;
schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
dev_err(chip->card->dev, "AC'97 warm reset still in progress? [0x%x]\n",
igetdword(chip, ICHREG(GLOB_CNT)));
return -EIO;
}
static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing)
{
unsigned long end_time;
unsigned int status, nstatus;
unsigned int cnt;
int err;
/* put logic to right state */
/* first clear status bits */
status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT;
if (chip->device_type == DEVICE_NFORCE)
status |= ICH_NVSPINT;
cnt = igetdword(chip, ICHREG(GLOB_STA));
iputdword(chip, ICHREG(GLOB_STA), cnt & status);
if (snd_intel8x0_ich_chip_can_cold_reset(chip))
err = snd_intel8x0_ich_chip_cold_reset(chip);
else
err = snd_intel8x0_ich_chip_reset(chip);
if (err < 0)
return err;
if (probing) {
/* wait for any codec ready status.
* Once it becomes ready it should remain ready
* as long as we do not disable the ac97 link.
*/
end_time = jiffies + HZ;
do {
status = igetdword(chip, ICHREG(GLOB_STA)) &
chip->codec_isr_bits;
if (status)
break;
schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
if (! status) {
/* no codec is found */
dev_err(chip->card->dev,
"codec_ready: codec is not ready [0x%x]\n",
igetdword(chip, ICHREG(GLOB_STA)));
return -EIO;
}
/* wait for other codecs ready status. */
end_time = jiffies + HZ / 4;
while (status != chip->codec_isr_bits &&
time_after_eq(end_time, jiffies)) {
schedule_timeout_uninterruptible(1);
status |= igetdword(chip, ICHREG(GLOB_STA)) &
chip->codec_isr_bits;
}
} else {
/* resume phase */
int i;
status = 0;
for (i = 0; i < chip->ncodecs; i++)
if (chip->ac97[i])
status |= chip->codec_bit[chip->ac97_sdin[i]];
/* wait until all the probed codecs are ready */
end_time = jiffies + HZ;
do {
nstatus = igetdword(chip, ICHREG(GLOB_STA)) &
chip->codec_isr_bits;
if (status == nstatus)
break;
schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
}
if (chip->device_type == DEVICE_SIS) {
/* unmute the output on SIS7012 */
iputword(chip, 0x4c, igetword(chip, 0x4c) | 1);
}
if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) {
/* enable SPDIF interrupt */
unsigned int val;
pci_read_config_dword(chip->pci, 0x4c, &val);
val |= 0x1000000;
pci_write_config_dword(chip->pci, 0x4c, val);
}
return 0;
}
static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing)
{
u32 reg;
int i = 0;
reg = igetdword(chip, ICHREG(ALI_SCR));
if ((reg & 2) == 0) /* Cold required */
reg |= 2;
else
reg |= 1; /* Warm */
reg &= ~0x80000000; /* ACLink on */
iputdword(chip, ICHREG(ALI_SCR), reg);
for (i = 0; i < HZ / 2; i++) {
if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO))
goto __ok;
schedule_timeout_uninterruptible(1);
}
dev_err(chip->card->dev, "AC'97 reset failed.\n");
if (probing)
return -EIO;
__ok:
for (i = 0; i < HZ / 2; i++) {
reg = igetdword(chip, ICHREG(ALI_RTSR));
if (reg & 0x80) /* primary codec */
break;
iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80);
schedule_timeout_uninterruptible(1);
}
do_ali_reset(chip);
return 0;
}
static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing)
{
unsigned int i, timeout;
int err;
if (chip->device_type != DEVICE_ALI) {
err = snd_intel8x0_ich_chip_init(chip, probing);
if (err < 0)
return err;
iagetword(chip, 0); /* clear semaphore flag */
} else {
err = snd_intel8x0_ali_chip_init(chip, probing);
if (err < 0)
return err;
}
/* disable interrupts */
for (i = 0; i < chip->bdbars_count; i++)
iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00);
/* reset channels */
for (i = 0; i < chip->bdbars_count; i++)
iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS);
for (i = 0; i < chip->bdbars_count; i++) {
timeout = 100000;
while (--timeout != 0) {
if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0)
break;
}
if (timeout == 0)
dev_err(chip->card->dev, "reset of registers failed?\n");
}
/* initialize Buffer Descriptor Lists */
for (i = 0; i < chip->bdbars_count; i++)
iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset,
chip->ichd[i].bdbar_addr);
return 0;
}
static void snd_intel8x0_free(struct snd_card *card)
{
struct intel8x0 *chip = card->private_data;
unsigned int i;
if (chip->irq < 0)
goto __hw_end;
/* disable interrupts */
for (i = 0; i < chip->bdbars_count; i++)
iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00);
/* reset channels */
for (i = 0; i < chip->bdbars_count; i++)
iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS);
if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) {
/* stop the spdif interrupt */
unsigned int val;
pci_read_config_dword(chip->pci, 0x4c, &val);
val &= ~0x1000000;
pci_write_config_dword(chip->pci, 0x4c, val);
}
/* --- */
__hw_end:
if (chip->irq >= 0)
free_irq(chip->irq, chip);
}
#ifdef CONFIG_PM_SLEEP
/*
* power management
*/
static int intel8x0_suspend(struct device *dev)
{
struct snd_card *card = dev_get_drvdata(dev);
struct intel8x0 *chip = card->private_data;
int i;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
for (i = 0; i < chip->ncodecs; i++)
snd_ac97_suspend(chip->ac97[i]);
if (chip->device_type == DEVICE_INTEL_ICH4)
chip->sdm_saved = igetbyte(chip, ICHREG(SDM));
if (chip->irq >= 0) {
free_irq(chip->irq, chip);
chip->irq = -1;
card->sync_irq = -1;
}
return 0;
}
static int intel8x0_resume(struct device *dev)
{
struct pci_dev *pci = to_pci_dev(dev);
struct snd_card *card = dev_get_drvdata(dev);
struct intel8x0 *chip = card->private_data;
int i;
snd_intel8x0_chip_init(chip, 0);
if (request_irq(pci->irq, snd_intel8x0_interrupt,
IRQF_SHARED, KBUILD_MODNAME, chip)) {
dev_err(dev, "unable to grab IRQ %d, disabling device\n",
pci->irq);
snd_card_disconnect(card);
return -EIO;
}
chip->irq = pci->irq;
card->sync_irq = chip->irq;
/* re-initialize mixer stuff */
if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) {
/* enable separate SDINs for ICH4 */
iputbyte(chip, ICHREG(SDM), chip->sdm_saved);
/* use slot 10/11 for SPDIF */
iputdword(chip, ICHREG(GLOB_CNT),
(igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) |
ICH_PCM_SPDIF_1011);
}
for (i = 0; i < chip->ncodecs; i++)
snd_ac97_resume(chip->ac97[i]);
/* resume status */
for (i = 0; i < chip->bdbars_count; i++) {
struct ichdev *ichdev = &chip->ichd[i];
unsigned long port = ichdev->reg_offset;
if (! ichdev->substream || ! ichdev->suspended)
continue;
if (ichdev->ichd == ICHD_PCMOUT)
snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime);
iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr);
iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi);
iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ);
iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
}
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
static SIMPLE_DEV_PM_OPS(intel8x0_pm, intel8x0_suspend, intel8x0_resume);
#define INTEL8X0_PM_OPS &intel8x0_pm
#else
#define INTEL8X0_PM_OPS NULL
#endif /* CONFIG_PM_SLEEP */
#define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */
static void intel8x0_measure_ac97_clock(struct intel8x0 *chip)
{
struct snd_pcm_substream *subs;
struct ichdev *ichdev;
unsigned long port;
unsigned long pos, pos1, t;
int civ, timeout = 1000, attempt = 1;
ktime_t start_time, stop_time;
if (chip->ac97_bus->clock != 48000)
return; /* specified in module option */
if (chip->inside_vm && !ac97_clock)
return; /* no measurement on VM */
__again:
subs = chip->pcm[0]->streams[0].substream;
if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) {
dev_warn(chip->card->dev,
"no playback buffer allocated - aborting measure ac97 clock\n");
return;
}
ichdev = &chip->ichd[ICHD_PCMOUT];
ichdev->physbuf = subs->dma_buffer.addr;
ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE;
ichdev->substream = NULL; /* don't process interrupts */
/* set rate */
if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) {
dev_err(chip->card->dev, "cannot set ac97 rate: clock = %d\n",
chip->ac97_bus->clock);
return;
}
snd_intel8x0_setup_periods(chip, ichdev);
port = ichdev->reg_offset;
spin_lock_irq(&chip->reg_lock);
chip->in_measurement = 1;
/* trigger */
if (chip->device_type != DEVICE_ALI)
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM);
else {
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE);
iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot);
}
start_time = ktime_get();
spin_unlock_irq(&chip->reg_lock);
msleep(50);
spin_lock_irq(&chip->reg_lock);
/* check the position */
do {
civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV);
pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb);
if (pos1 == 0) {
udelay(10);
continue;
}
if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) &&
pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb))
break;
} while (timeout--);
if (pos1 == 0) { /* oops, this value is not reliable */
pos = 0;
} else {
pos = ichdev->fragsize1;
pos -= pos1 << ichdev->pos_shift;
pos += ichdev->position;
}
chip->in_measurement = 0;
stop_time = ktime_get();
/* stop */
if (chip->device_type == DEVICE_ALI) {
iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16));
iputbyte(chip, port + ICH_REG_OFF_CR, 0);
while (igetbyte(chip, port + ICH_REG_OFF_CR))
;
} else {
iputbyte(chip, port + ICH_REG_OFF_CR, 0);
while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH))
;
}
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
spin_unlock_irq(&chip->reg_lock);
if (pos == 0) {
dev_err(chip->card->dev,
"measure - unreliable DMA position..\n");
__retry:
if (attempt < 3) {
msleep(300);
attempt++;
goto __again;
}
goto __end;
}
pos /= 4;
t = ktime_us_delta(stop_time, start_time);
dev_info(chip->card->dev,
"%s: measured %lu usecs (%lu samples)\n", __func__, t, pos);
if (t == 0) {
dev_err(chip->card->dev, "?? calculation error..\n");
goto __retry;
}
pos *= 1000;
pos = (pos / t) * 1000 + ((pos % t) * 1000) / t;
if (pos < 40000 || pos >= 60000) {
/* abnormal value. hw problem? */
dev_info(chip->card->dev, "measured clock %ld rejected\n", pos);
goto __retry;
} else if (pos > 40500 && pos < 41500)
/* first exception - 41000Hz reference clock */
chip->ac97_bus->clock = 41000;
else if (pos > 43600 && pos < 44600)
/* second exception - 44100HZ reference clock */
chip->ac97_bus->clock = 44100;
else if (pos < 47500 || pos > 48500)
/* not 48000Hz, tuning the clock.. */
chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos;
__end:
dev_info(chip->card->dev, "clocking to %d\n", chip->ac97_bus->clock);
snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0);
}
static const struct snd_pci_quirk intel8x0_clock_list[] = {
SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000),
SND_PCI_QUIRK(0x1014, 0x0581, "AD1981B", 48000),
SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100),
SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000),
SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000),
SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000),
{ } /* terminator */
};
static int intel8x0_in_clock_list(struct intel8x0 *chip)
{
struct pci_dev *pci = chip->pci;
const struct snd_pci_quirk *wl;
wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list);
if (!wl)
return 0;
dev_info(chip->card->dev, "allow list rate for %04x:%04x is %i\n",
pci->subsystem_vendor, pci->subsystem_device, wl->value);
chip->ac97_bus->clock = wl->value;
return 1;
}
static void snd_intel8x0_proc_read(struct snd_info_entry * entry,
struct snd_info_buffer *buffer)
{
struct intel8x0 *chip = entry->private_data;
unsigned int tmp;
snd_iprintf(buffer, "Intel8x0\n\n");
if (chip->device_type == DEVICE_ALI)
return;
tmp = igetdword(chip, ICHREG(GLOB_STA));
snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT)));
snd_iprintf(buffer, "Global status : 0x%08x\n", tmp);
if (chip->device_type == DEVICE_INTEL_ICH4)
snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM)));
snd_iprintf(buffer, "AC'97 codecs ready :");
if (tmp & chip->codec_isr_bits) {
int i;
static const char *codecs[3] = {
"primary", "secondary", "tertiary"
};
for (i = 0; i < chip->max_codecs; i++)
if (tmp & chip->codec_bit[i])
snd_iprintf(buffer, " %s", codecs[i]);
} else
snd_iprintf(buffer, " none");
snd_iprintf(buffer, "\n");
if (chip->device_type == DEVICE_INTEL_ICH4 ||
chip->device_type == DEVICE_SIS)
snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n",
chip->ac97_sdin[0],
chip->ac97_sdin[1],
chip->ac97_sdin[2]);
}
static void snd_intel8x0_proc_init(struct intel8x0 *chip)
{
snd_card_ro_proc_new(chip->card, "intel8x0", chip,
snd_intel8x0_proc_read);
}
struct ich_reg_info {
unsigned int int_sta_mask;
unsigned int offset;
};
static const unsigned int ich_codec_bits[3] = {
ICH_PCR, ICH_SCR, ICH_TCR
};
static const unsigned int sis_codec_bits[3] = {
ICH_PCR, ICH_SCR, ICH_SIS_TCR
};
static int snd_intel8x0_inside_vm(struct pci_dev *pci)
{
int result = inside_vm;
char *msg = NULL;
/* check module parameter first (override detection) */
if (result >= 0) {
msg = result ? "enable (forced) VM" : "disable (forced) VM";
goto fini;
}
/* check for known (emulated) devices */
result = 0;
if (pci->subsystem_vendor == PCI_SUBVENDOR_ID_REDHAT_QUMRANET &&
pci->subsystem_device == PCI_SUBDEVICE_ID_QEMU) {
/* KVM emulated sound, PCI SSID: 1af4:1100 */
msg = "enable KVM";
result = 1;
} else if (pci->subsystem_vendor == 0x1ab8) {
/* Parallels VM emulated sound, PCI SSID: 1ab8:xxxx */
msg = "enable Parallels VM";
result = 1;
}
fini:
if (msg != NULL)
dev_info(&pci->dev, "%s optimization\n", msg);
return result;
}
static int snd_intel8x0_init(struct snd_card *card,
struct pci_dev *pci,
unsigned long device_type)
{
struct intel8x0 *chip = card->private_data;
int err;
unsigned int i;
unsigned int int_sta_masks;
struct ichdev *ichdev;
static const unsigned int bdbars[] = {
3, /* DEVICE_INTEL */
6, /* DEVICE_INTEL_ICH4 */
3, /* DEVICE_SIS */
6, /* DEVICE_ALI */
4, /* DEVICE_NFORCE */
};
static const struct ich_reg_info intel_regs[6] = {
{ ICH_PIINT, 0 },
{ ICH_POINT, 0x10 },
{ ICH_MCINT, 0x20 },
{ ICH_M2INT, 0x40 },
{ ICH_P2INT, 0x50 },
{ ICH_SPINT, 0x60 },
};
static const struct ich_reg_info nforce_regs[4] = {
{ ICH_PIINT, 0 },
{ ICH_POINT, 0x10 },
{ ICH_MCINT, 0x20 },
{ ICH_NVSPINT, 0x70 },
};
static const struct ich_reg_info ali_regs[6] = {
{ ALI_INT_PCMIN, 0x40 },
{ ALI_INT_PCMOUT, 0x50 },
{ ALI_INT_MICIN, 0x60 },
{ ALI_INT_CODECSPDIFOUT, 0x70 },
{ ALI_INT_SPDIFIN, 0xa0 },
{ ALI_INT_SPDIFOUT, 0xb0 },
};
const struct ich_reg_info *tbl;
err = pcim_enable_device(pci);
if (err < 0)
return err;
spin_lock_init(&chip->reg_lock);
chip->device_type = device_type;
chip->card = card;
chip->pci = pci;
chip->irq = -1;
/* module parameters */
chip->buggy_irq = buggy_irq;
chip->buggy_semaphore = buggy_semaphore;
if (xbox)
chip->xbox = 1;
chip->inside_vm = snd_intel8x0_inside_vm(pci);
/*
* Intel 82443MX running a 100MHz processor system bus has a hardware
* bug, which aborts PCI busmaster for audio transfer. A workaround
* is to set the pages as non-cached. For details, see the errata in
* http://download.intel.com/design/chipsets/specupdt/24505108.pdf
*/
if (pci->vendor == PCI_VENDOR_ID_INTEL &&
pci->device == PCI_DEVICE_ID_INTEL_440MX)
chip->fix_nocache = 1; /* enable workaround */
err = pci_request_regions(pci, card->shortname);
if (err < 0)
return err;
if (device_type == DEVICE_ALI) {
/* ALI5455 has no ac97 region */
chip->bmaddr = pcim_iomap(pci, 0, 0);
} else {
if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */
chip->addr = pcim_iomap(pci, 2, 0);
else
chip->addr = pcim_iomap(pci, 0, 0);
if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */
chip->bmaddr = pcim_iomap(pci, 3, 0);
else
chip->bmaddr = pcim_iomap(pci, 1, 0);
}
chip->bdbars_count = bdbars[device_type];
/* initialize offsets */
switch (device_type) {
case DEVICE_NFORCE:
tbl = nforce_regs;
break;
case DEVICE_ALI:
tbl = ali_regs;
break;
default:
tbl = intel_regs;
break;
}
for (i = 0; i < chip->bdbars_count; i++) {
ichdev = &chip->ichd[i];
ichdev->ichd = i;
ichdev->reg_offset = tbl[i].offset;
ichdev->int_sta_mask = tbl[i].int_sta_mask;
if (device_type == DEVICE_SIS) {
/* SiS 7012 swaps the registers */
ichdev->roff_sr = ICH_REG_OFF_PICB;
ichdev->roff_picb = ICH_REG_OFF_SR;
} else {
ichdev->roff_sr = ICH_REG_OFF_SR;
ichdev->roff_picb = ICH_REG_OFF_PICB;
}
if (device_type == DEVICE_ALI)
ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10;
/* SIS7012 handles the pcm data in bytes, others are in samples */
ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1;
}
/* allocate buffer descriptor lists */
/* the start of each lists must be aligned to 8 bytes */
chip->bdbars = snd_devm_alloc_pages(&pci->dev, intel8x0_dma_type(chip),
chip->bdbars_count * sizeof(u32) *
ICH_MAX_FRAGS * 2);
if (!chip->bdbars)
return -ENOMEM;
/* tables must be aligned to 8 bytes here, but the kernel pages
are much bigger, so we don't care (on i386) */
int_sta_masks = 0;
for (i = 0; i < chip->bdbars_count; i++) {
ichdev = &chip->ichd[i];
ichdev->bdbar = ((__le32 *)chip->bdbars->area) +
(i * ICH_MAX_FRAGS * 2);
ichdev->bdbar_addr = chip->bdbars->addr +
(i * sizeof(u32) * ICH_MAX_FRAGS * 2);
int_sta_masks |= ichdev->int_sta_mask;
}
chip->int_sta_reg = device_type == DEVICE_ALI ?
ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA;
chip->int_sta_mask = int_sta_masks;
pci_set_master(pci);
switch(chip->device_type) {
case DEVICE_INTEL_ICH4:
/* ICH4 can have three codecs */
chip->max_codecs = 3;
chip->codec_bit = ich_codec_bits;
chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI;
break;
case DEVICE_SIS:
/* recent SIS7012 can have three codecs */
chip->max_codecs = 3;
chip->codec_bit = sis_codec_bits;
chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI;
break;
default:
/* others up to two codecs */
chip->max_codecs = 2;
chip->codec_bit = ich_codec_bits;
chip->codec_ready_bits = ICH_PRI | ICH_SRI;
break;
}
for (i = 0; i < chip->max_codecs; i++)
chip->codec_isr_bits |= chip->codec_bit[i];
err = snd_intel8x0_chip_init(chip, 1);
if (err < 0)
return err;
/* request irq after initializaing int_sta_mask, etc */
/* NOTE: we don't use devm version here since it's released /
* re-acquired in PM callbacks.
* It's released explicitly in snd_intel8x0_free(), too.
*/
if (request_irq(pci->irq, snd_intel8x0_interrupt,
IRQF_SHARED, KBUILD_MODNAME, chip)) {
dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
return -EBUSY;
}
chip->irq = pci->irq;
card->sync_irq = chip->irq;
card->private_free = snd_intel8x0_free;
return 0;
}
static struct shortname_table {
unsigned int id;
const char *s;
} shortnames[] = {
{ PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" },
{ PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" },
{ PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" },
{ PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" },
{ PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" },
{ PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" },
{ PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" },
{ PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" },
{ PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" },
{ PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" },
{ PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" },
{ PCI_DEVICE_ID_SI_7012, "SiS SI7012" },
{ PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" },
{ PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" },
{ PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" },
{ PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" },
{ PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" },
{ PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" },
{ 0x003a, "NVidia MCP04" },
{ 0x746d, "AMD AMD8111" },
{ 0x7445, "AMD AMD768" },
{ 0x5455, "ALi M5455" },
{ 0, NULL },
};
static const struct snd_pci_quirk spdif_aclink_defaults[] = {
SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1),
{ } /* end */
};
/* look up allow/deny list for SPDIF over ac-link */
static int check_default_spdif_aclink(struct pci_dev *pci)
{
const struct snd_pci_quirk *w;
w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults);
if (w) {
if (w->value)
dev_dbg(&pci->dev,
"Using SPDIF over AC-Link for %s\n",
snd_pci_quirk_name(w));
else
dev_dbg(&pci->dev,
"Using integrated SPDIF DMA for %s\n",
snd_pci_quirk_name(w));
return w->value;
}
return 0;
}
static int __snd_intel8x0_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
struct snd_card *card;
struct intel8x0 *chip;
int err;
struct shortname_table *name;
err = snd_devm_card_new(&pci->dev, index, id, THIS_MODULE,
sizeof(*chip), &card);
if (err < 0)
return err;
chip = card->private_data;
if (spdif_aclink < 0)
spdif_aclink = check_default_spdif_aclink(pci);
strcpy(card->driver, "ICH");
if (!spdif_aclink) {
switch (pci_id->driver_data) {
case DEVICE_NFORCE:
strcpy(card->driver, "NFORCE");
break;
case DEVICE_INTEL_ICH4:
strcpy(card->driver, "ICH4");
}
}
strcpy(card->shortname, "Intel ICH");
for (name = shortnames; name->id; name++) {
if (pci->device == name->id) {
strcpy(card->shortname, name->s);
break;
}
}
if (buggy_irq < 0) {
/* some Nforce[2] and ICH boards have problems with IRQ handling.
* Needs to return IRQ_HANDLED for unknown irqs.
*/
if (pci_id->driver_data == DEVICE_NFORCE)
buggy_irq = 1;
else
buggy_irq = 0;
}
err = snd_intel8x0_init(card, pci, pci_id->driver_data);
if (err < 0)
return err;
err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk);
if (err < 0)
return err;
err = snd_intel8x0_pcm(chip);
if (err < 0)
return err;
snd_intel8x0_proc_init(chip);
snprintf(card->longname, sizeof(card->longname),
"%s with %s at irq %i", card->shortname,
snd_ac97_get_short_name(chip->ac97[0]), chip->irq);
if (ac97_clock == 0 || ac97_clock == 1) {
if (ac97_clock == 0) {
if (intel8x0_in_clock_list(chip) == 0)
intel8x0_measure_ac97_clock(chip);
} else {
intel8x0_measure_ac97_clock(chip);
}
}
err = snd_card_register(card);
if (err < 0)
return err;
pci_set_drvdata(pci, card);
return 0;
}
static int snd_intel8x0_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
return snd_card_free_on_error(&pci->dev, __snd_intel8x0_probe(pci, pci_id));
}
static struct pci_driver intel8x0_driver = {
.name = KBUILD_MODNAME,
.id_table = snd_intel8x0_ids,
.probe = snd_intel8x0_probe,
.driver = {
.pm = INTEL8X0_PM_OPS,
},
};
module_pci_driver(intel8x0_driver);
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