diff options
Diffstat (limited to 'sound/pci/hda/hda_priv.h')
| -rw-r--r-- | sound/pci/hda/hda_priv.h | 406 |
1 files changed, 0 insertions, 406 deletions
diff --git a/sound/pci/hda/hda_priv.h b/sound/pci/hda/hda_priv.h deleted file mode 100644 index daf458299753..000000000000 --- a/sound/pci/hda/hda_priv.h +++ /dev/null @@ -1,406 +0,0 @@ -/* - * Common defines for the alsa driver code base for HD Audio. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ - -#ifndef __SOUND_HDA_PRIV_H -#define __SOUND_HDA_PRIV_H - -#include <linux/timecounter.h> -#include <sound/core.h> -#include <sound/pcm.h> - -/* - * registers - */ -#define AZX_REG_GCAP 0x00 -#define AZX_GCAP_64OK (1 << 0) /* 64bit address support */ -#define AZX_GCAP_NSDO (3 << 1) /* # of serial data out signals */ -#define AZX_GCAP_BSS (31 << 3) /* # of bidirectional streams */ -#define AZX_GCAP_ISS (15 << 8) /* # of input streams */ -#define AZX_GCAP_OSS (15 << 12) /* # of output streams */ -#define AZX_REG_VMIN 0x02 -#define AZX_REG_VMAJ 0x03 -#define AZX_REG_OUTPAY 0x04 -#define AZX_REG_INPAY 0x06 -#define AZX_REG_GCTL 0x08 -#define AZX_GCTL_RESET (1 << 0) /* controller reset */ -#define AZX_GCTL_FCNTRL (1 << 1) /* flush control */ -#define AZX_GCTL_UNSOL (1 << 8) /* accept unsol. response enable */ -#define AZX_REG_WAKEEN 0x0c -#define AZX_REG_STATESTS 0x0e -#define AZX_REG_GSTS 0x10 -#define AZX_GSTS_FSTS (1 << 1) /* flush status */ -#define AZX_REG_INTCTL 0x20 -#define AZX_REG_INTSTS 0x24 -#define AZX_REG_WALLCLK 0x30 /* 24Mhz source */ -#define AZX_REG_OLD_SSYNC 0x34 /* SSYNC for old ICH */ -#define AZX_REG_SSYNC 0x38 -#define AZX_REG_CORBLBASE 0x40 -#define AZX_REG_CORBUBASE 0x44 -#define AZX_REG_CORBWP 0x48 -#define AZX_REG_CORBRP 0x4a -#define AZX_CORBRP_RST (1 << 15) /* read pointer reset */ -#define AZX_REG_CORBCTL 0x4c -#define AZX_CORBCTL_RUN (1 << 1) /* enable DMA */ -#define AZX_CORBCTL_CMEIE (1 << 0) /* enable memory error irq */ -#define AZX_REG_CORBSTS 0x4d -#define AZX_CORBSTS_CMEI (1 << 0) /* memory error indication */ -#define AZX_REG_CORBSIZE 0x4e - -#define AZX_REG_RIRBLBASE 0x50 -#define AZX_REG_RIRBUBASE 0x54 -#define AZX_REG_RIRBWP 0x58 -#define AZX_RIRBWP_RST (1 << 15) /* write pointer reset */ -#define AZX_REG_RINTCNT 0x5a -#define AZX_REG_RIRBCTL 0x5c -#define AZX_RBCTL_IRQ_EN (1 << 0) /* enable IRQ */ -#define AZX_RBCTL_DMA_EN (1 << 1) /* enable DMA */ -#define AZX_RBCTL_OVERRUN_EN (1 << 2) /* enable overrun irq */ -#define AZX_REG_RIRBSTS 0x5d -#define AZX_RBSTS_IRQ (1 << 0) /* response irq */ -#define AZX_RBSTS_OVERRUN (1 << 2) /* overrun irq */ -#define AZX_REG_RIRBSIZE 0x5e - -#define AZX_REG_IC 0x60 -#define AZX_REG_IR 0x64 -#define AZX_REG_IRS 0x68 -#define AZX_IRS_VALID (1<<1) -#define AZX_IRS_BUSY (1<<0) - -#define AZX_REG_DPLBASE 0x70 -#define AZX_REG_DPUBASE 0x74 -#define AZX_DPLBASE_ENABLE 0x1 /* Enable position buffer */ - -/* SD offset: SDI0=0x80, SDI1=0xa0, ... SDO3=0x160 */ -enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; - -/* stream register offsets from stream base */ -#define AZX_REG_SD_CTL 0x00 -#define AZX_REG_SD_STS 0x03 -#define AZX_REG_SD_LPIB 0x04 -#define AZX_REG_SD_CBL 0x08 -#define AZX_REG_SD_LVI 0x0c -#define AZX_REG_SD_FIFOW 0x0e -#define AZX_REG_SD_FIFOSIZE 0x10 -#define AZX_REG_SD_FORMAT 0x12 -#define AZX_REG_SD_BDLPL 0x18 -#define AZX_REG_SD_BDLPU 0x1c - -/* PCI space */ -#define AZX_PCIREG_TCSEL 0x44 - -/* - * other constants - */ - -/* max number of fragments - we may use more if allocating more pages for BDL */ -#define BDL_SIZE 4096 -#define AZX_MAX_BDL_ENTRIES (BDL_SIZE / 16) -#define AZX_MAX_FRAG 32 -/* max buffer size - no h/w limit, you can increase as you like */ -#define AZX_MAX_BUF_SIZE (1024*1024*1024) - -/* RIRB int mask: overrun[2], response[0] */ -#define RIRB_INT_RESPONSE 0x01 -#define RIRB_INT_OVERRUN 0x04 -#define RIRB_INT_MASK 0x05 - -/* STATESTS int mask: S3,SD2,SD1,SD0 */ -#define AZX_MAX_CODECS 8 -#define AZX_DEFAULT_CODECS 4 -#define STATESTS_INT_MASK ((1 << AZX_MAX_CODECS) - 1) - -/* SD_CTL bits */ -#define SD_CTL_STREAM_RESET 0x01 /* stream reset bit */ -#define SD_CTL_DMA_START 0x02 /* stream DMA start bit */ -#define SD_CTL_STRIPE (3 << 16) /* stripe control */ -#define SD_CTL_TRAFFIC_PRIO (1 << 18) /* traffic priority */ -#define SD_CTL_DIR (1 << 19) /* bi-directional stream */ -#define SD_CTL_STREAM_TAG_MASK (0xf << 20) -#define SD_CTL_STREAM_TAG_SHIFT 20 - -/* SD_CTL and SD_STS */ -#define SD_INT_DESC_ERR 0x10 /* descriptor error interrupt */ -#define SD_INT_FIFO_ERR 0x08 /* FIFO error interrupt */ -#define SD_INT_COMPLETE 0x04 /* completion interrupt */ -#define SD_INT_MASK (SD_INT_DESC_ERR|SD_INT_FIFO_ERR|\ - SD_INT_COMPLETE) - -/* SD_STS */ -#define SD_STS_FIFO_READY 0x20 /* FIFO ready */ - -/* INTCTL and INTSTS */ -#define AZX_INT_ALL_STREAM 0xff /* all stream interrupts */ -#define AZX_INT_CTRL_EN 0x40000000 /* controller interrupt enable bit */ -#define AZX_INT_GLOBAL_EN 0x80000000 /* global interrupt enable bit */ - -/* below are so far hardcoded - should read registers in future */ -#define AZX_MAX_CORB_ENTRIES 256 -#define AZX_MAX_RIRB_ENTRIES 256 - -/* driver quirks (capabilities) */ -/* bits 0-7 are used for indicating driver type */ -#define AZX_DCAPS_NO_TCSEL (1 << 8) /* No Intel TCSEL bit */ -#define AZX_DCAPS_NO_MSI (1 << 9) /* No MSI support */ -#define AZX_DCAPS_SNOOP_MASK (3 << 10) /* snoop type mask */ -#define AZX_DCAPS_SNOOP_OFF (1 << 12) /* snoop default off */ -#define AZX_DCAPS_RIRB_DELAY (1 << 13) /* Long delay in read loop */ -#define AZX_DCAPS_RIRB_PRE_DELAY (1 << 14) /* Put a delay before read */ -#define AZX_DCAPS_CTX_WORKAROUND (1 << 15) /* X-Fi workaround */ -#define AZX_DCAPS_POSFIX_LPIB (1 << 16) /* Use LPIB as default */ -#define AZX_DCAPS_POSFIX_VIA (1 << 17) /* Use VIACOMBO as default */ -#define AZX_DCAPS_NO_64BIT (1 << 18) /* No 64bit address */ -#define AZX_DCAPS_SYNC_WRITE (1 << 19) /* sync each cmd write */ -#define AZX_DCAPS_OLD_SSYNC (1 << 20) /* Old SSYNC reg for ICH */ -#define AZX_DCAPS_NO_ALIGN_BUFSIZE (1 << 21) /* no buffer size alignment */ -/* 22 unused */ -#define AZX_DCAPS_4K_BDLE_BOUNDARY (1 << 23) /* BDLE in 4k boundary */ -#define AZX_DCAPS_REVERSE_ASSIGN (1 << 24) /* Assign devices in reverse order */ -#define AZX_DCAPS_COUNT_LPIB_DELAY (1 << 25) /* Take LPIB as delay */ -#define AZX_DCAPS_PM_RUNTIME (1 << 26) /* runtime PM support */ -#define AZX_DCAPS_I915_POWERWELL (1 << 27) /* HSW i915 powerwell support */ -#define AZX_DCAPS_CORBRP_SELF_CLEAR (1 << 28) /* CORBRP clears itself after reset */ -#define AZX_DCAPS_NO_MSI64 (1 << 29) /* Stick to 32-bit MSIs */ -#define AZX_DCAPS_SEPARATE_STREAM_TAG (1 << 30) /* capture and playback use separate stream tag */ - -enum { - AZX_SNOOP_TYPE_NONE , - AZX_SNOOP_TYPE_SCH, - AZX_SNOOP_TYPE_ATI, - AZX_SNOOP_TYPE_NVIDIA, -}; - -/* HD Audio class code */ -#define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403 - -struct azx_dev { - struct snd_dma_buffer bdl; /* BDL buffer */ - u32 *posbuf; /* position buffer pointer */ - - unsigned int bufsize; /* size of the play buffer in bytes */ - unsigned int period_bytes; /* size of the period in bytes */ - unsigned int frags; /* number for period in the play buffer */ - unsigned int fifo_size; /* FIFO size */ - unsigned long start_wallclk; /* start + minimum wallclk */ - unsigned long period_wallclk; /* wallclk for period */ - - void __iomem *sd_addr; /* stream descriptor pointer */ - - u32 sd_int_sta_mask; /* stream int status mask */ - - /* pcm support */ - 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 */ - int assigned_key; /* last device# key assigned to */ - - unsigned int opened:1; - unsigned int running:1; - unsigned int irq_pending:1; - unsigned int prepared:1; - unsigned int locked:1; - /* - * For VIA: - * A flag to ensure DMA position is 0 - * when link position is not greater than FIFO size - */ - unsigned int insufficient:1; - unsigned int wc_marked:1; - unsigned int no_period_wakeup:1; - - struct timecounter azx_tc; - struct cyclecounter azx_cc; - - int delay_negative_threshold; - -#ifdef CONFIG_SND_HDA_DSP_LOADER - /* Allows dsp load to have sole access to the playback stream. */ - struct mutex dsp_mutex; -#endif -}; - -/* CORB/RIRB */ -struct azx_rb { - u32 *buf; /* CORB/RIRB buffer - * Each CORB entry is 4byte, RIRB is 8byte - */ - dma_addr_t addr; /* physical address of CORB/RIRB buffer */ - /* for RIRB */ - unsigned short rp, wp; /* read/write pointers */ - int cmds[AZX_MAX_CODECS]; /* number of pending requests */ - u32 res[AZX_MAX_CODECS]; /* last read value */ -}; - -struct azx; - -/* Functions to read/write to hda registers. */ -struct hda_controller_ops { - /* Register Access */ - void (*reg_writel)(u32 value, u32 __iomem *addr); - u32 (*reg_readl)(u32 __iomem *addr); - void (*reg_writew)(u16 value, u16 __iomem *addr); - u16 (*reg_readw)(u16 __iomem *addr); - void (*reg_writeb)(u8 value, u8 __iomem *addr); - u8 (*reg_readb)(u8 __iomem *addr); - /* Disable msi if supported, PCI only */ - int (*disable_msi_reset_irq)(struct azx *); - /* Allocation ops */ - int (*dma_alloc_pages)(struct azx *chip, - int type, - size_t size, - struct snd_dma_buffer *buf); - void (*dma_free_pages)(struct azx *chip, struct snd_dma_buffer *buf); - int (*substream_alloc_pages)(struct azx *chip, - struct snd_pcm_substream *substream, - size_t size); - int (*substream_free_pages)(struct azx *chip, - struct snd_pcm_substream *substream); - void (*pcm_mmap_prepare)(struct snd_pcm_substream *substream, - struct vm_area_struct *area); - /* Check if current position is acceptable */ - int (*position_check)(struct azx *chip, struct azx_dev *azx_dev); -}; - -struct azx_pcm { - struct azx *chip; - struct snd_pcm *pcm; - struct hda_codec *codec; - struct hda_pcm_stream *hinfo[2]; - struct list_head list; -}; - -typedef unsigned int (*azx_get_pos_callback_t)(struct azx *, struct azx_dev *); -typedef int (*azx_get_delay_callback_t)(struct azx *, struct azx_dev *, unsigned int pos); - -struct azx { - struct snd_card *card; - struct pci_dev *pci; - int dev_index; - - /* chip type specific */ - int driver_type; - unsigned int driver_caps; - int playback_streams; - int playback_index_offset; - int capture_streams; - int capture_index_offset; - int num_streams; - const int *jackpoll_ms; /* per-card jack poll interval */ - - /* Register interaction. */ - const struct hda_controller_ops *ops; - - /* position adjustment callbacks */ - azx_get_pos_callback_t get_position[2]; - azx_get_delay_callback_t get_delay[2]; - - /* pci resources */ - unsigned long addr; - void __iomem *remap_addr; - int irq; - - /* locks */ - spinlock_t reg_lock; - struct mutex open_mutex; /* Prevents concurrent open/close operations */ - - /* streams (x num_streams) */ - struct azx_dev *azx_dev; - - /* PCM */ - struct list_head pcm_list; /* azx_pcm list */ - - /* HD codec */ - unsigned short codec_mask; - int codec_probe_mask; /* copied from probe_mask option */ - struct hda_bus *bus; - unsigned int beep_mode; - - /* CORB/RIRB */ - struct azx_rb corb; - struct azx_rb rirb; - - /* CORB/RIRB and position buffers */ - struct snd_dma_buffer rb; - struct snd_dma_buffer posbuf; - -#ifdef CONFIG_SND_HDA_PATCH_LOADER - const struct firmware *fw; -#endif - - /* flags */ - const int *bdl_pos_adj; - int poll_count; - unsigned int running:1; - unsigned int initialized:1; - unsigned int single_cmd:1; - unsigned int polling_mode:1; - unsigned int msi:1; - unsigned int probing:1; /* codec probing phase */ - unsigned int snoop:1; - unsigned int align_buffer_size:1; - unsigned int region_requested:1; - unsigned int disabled:1; /* disabled by VGA-switcher */ - - /* for debugging */ - unsigned int last_cmd[AZX_MAX_CODECS]; - - /* reboot notifier (for mysterious hangup problem at power-down) */ - struct notifier_block reboot_notifier; - -#ifdef CONFIG_SND_HDA_DSP_LOADER - struct azx_dev saved_azx_dev; -#endif -}; - -#ifdef CONFIG_X86 -#define azx_snoop(chip) ((chip)->snoop) -#else -#define azx_snoop(chip) true -#endif - -/* - * macros for easy use - */ - -#define azx_writel(chip, reg, value) \ - ((chip)->ops->reg_writel(value, (chip)->remap_addr + AZX_REG_##reg)) -#define azx_readl(chip, reg) \ - ((chip)->ops->reg_readl((chip)->remap_addr + AZX_REG_##reg)) -#define azx_writew(chip, reg, value) \ - ((chip)->ops->reg_writew(value, (chip)->remap_addr + AZX_REG_##reg)) -#define azx_readw(chip, reg) \ - ((chip)->ops->reg_readw((chip)->remap_addr + AZX_REG_##reg)) -#define azx_writeb(chip, reg, value) \ - ((chip)->ops->reg_writeb(value, (chip)->remap_addr + AZX_REG_##reg)) -#define azx_readb(chip, reg) \ - ((chip)->ops->reg_readb((chip)->remap_addr + AZX_REG_##reg)) - -#define azx_sd_writel(chip, dev, reg, value) \ - ((chip)->ops->reg_writel(value, (dev)->sd_addr + AZX_REG_##reg)) -#define azx_sd_readl(chip, dev, reg) \ - ((chip)->ops->reg_readl((dev)->sd_addr + AZX_REG_##reg)) -#define azx_sd_writew(chip, dev, reg, value) \ - ((chip)->ops->reg_writew(value, (dev)->sd_addr + AZX_REG_##reg)) -#define azx_sd_readw(chip, dev, reg) \ - ((chip)->ops->reg_readw((dev)->sd_addr + AZX_REG_##reg)) -#define azx_sd_writeb(chip, dev, reg, value) \ - ((chip)->ops->reg_writeb(value, (dev)->sd_addr + AZX_REG_##reg)) -#define azx_sd_readb(chip, dev, reg) \ - ((chip)->ops->reg_readb((dev)->sd_addr + AZX_REG_##reg)) - -#endif /* __SOUND_HDA_PRIV_H */ |