There is no big reason to keep them separately.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
#include <linux/reboot.h>
#include <sound/core.h>
#include <sound/initval.h>
-#include "hda_priv.h"
#include "hda_controller.h"
#define CREATE_TRACE_POINTS
#ifndef __SOUND_HDA_CONTROLLER_H
#define __SOUND_HDA_CONTROLLER_H
+#include <linux/timecounter.h>
+#include <linux/interrupt.h>
#include <sound/core.h>
+#include <sound/pcm.h>
#include <sound/initval.h>
#include "hda_codec.h"
-#include "hda_priv.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))
+
+#define azx_has_pm_runtime(chip) \
+ (!AZX_DCAPS_PM_RUNTIME || ((chip)->driver_caps & AZX_DCAPS_PM_RUNTIME))
/* PCM setup */
static inline struct azx_dev *get_azx_dev(struct snd_pcm_substream *substream)
#include <linux/component.h>
#include <drm/i915_component.h>
#include <sound/core.h>
-#include "hda_priv.h"
+#include "hda_controller.h"
#include "hda_intel.h"
/* Intel HSW/BDW display HDA controller Extended Mode registers.
#include <linux/firmware.h>
#include "hda_codec.h"
#include "hda_controller.h"
-#include "hda_priv.h"
#include "hda_intel.h"
/* position fix mode */
#define __SOUND_HDA_INTEL_H
#include <drm/i915_component.h>
-#include "hda_priv.h"
+#include "hda_controller.h"
struct hda_intel {
struct azx chip;
+++ /dev/null
-/*
- * 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))
-
-#define azx_has_pm_runtime(chip) \
- (!AZX_DCAPS_PM_RUNTIME || ((chip)->driver_caps & AZX_DCAPS_PM_RUNTIME))
-
-#endif /* __SOUND_HDA_PRIV_H */
#include "hda_codec.h"
#include "hda_controller.h"
-#include "hda_priv.h"
/* Defines for Nvidia Tegra HDA support */
#define HDA_BAR0 0x8000
projects / deliverable / linux.git / commitdiff
