diff options
Diffstat (limited to 'include/sound/hdaudio.h')
| -rw-r--r-- | include/sound/hdaudio.h | 111 |
1 files changed, 64 insertions, 47 deletions
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 612a17e375d0..d4299e146d95 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -8,6 +8,7 @@ #include <linux/device.h> #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/pm_runtime.h> #include <linux/timecounter.h> #include <sound/core.h> @@ -86,6 +87,7 @@ struct hdac_device { /* regmap */ struct regmap *regmap; + struct mutex regmap_lock; struct snd_array vendor_verbs; bool lazy_cache:1; /* don't wake up for writes */ bool caps_overwriting:1; /* caps overwrite being in process */ @@ -122,10 +124,6 @@ int snd_hdac_codec_modalias(struct hdac_device *hdac, char *buf, size_t size); int snd_hdac_refresh_widgets(struct hdac_device *codec); -unsigned int snd_hdac_make_cmd(struct hdac_device *codec, hda_nid_t nid, - unsigned int verb, unsigned int parm); -int snd_hdac_exec_verb(struct hdac_device *codec, unsigned int cmd, - unsigned int flags, unsigned int *res); int snd_hdac_read(struct hdac_device *codec, hda_nid_t nid, unsigned int verb, unsigned int parm, unsigned int *res); int _snd_hdac_read_parm(struct hdac_device *codec, hda_nid_t nid, int parm, @@ -253,24 +251,6 @@ struct hdac_ext_bus_ops { int (*hdev_detach)(struct hdac_device *hdev); }; -/* - * Lowlevel I/O operators - */ -struct hdac_io_ops { - /* mapped register accesses */ - 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); - /* Allocation ops */ - int (*dma_alloc_pages)(struct hdac_bus *bus, int type, size_t size, - struct snd_dma_buffer *buf); - void (*dma_free_pages)(struct hdac_bus *bus, - struct snd_dma_buffer *buf); -}; - #define HDA_UNSOL_QUEUE_SIZE 64 #define HDA_MAX_CODECS 8 /* limit by controller side */ @@ -304,7 +284,6 @@ struct hdac_rb { struct hdac_bus { struct device *dev; const struct hdac_bus_ops *ops; - const struct hdac_io_ops *io_ops; const struct hdac_ext_bus_ops *ext_ops; /* h/w resources */ @@ -340,10 +319,12 @@ struct hdac_bus { struct hdac_rb corb; struct hdac_rb rirb; unsigned int last_cmd[HDA_MAX_CODECS]; /* last sent command */ + wait_queue_head_t rirb_wq; /* CORB/RIRB and position buffers */ struct snd_dma_buffer rb; struct snd_dma_buffer posbuf; + int dma_type; /* SNDRV_DMA_TYPE_XXX for CORB/RIRB */ /* hdac_stream linked list */ struct list_head stream_list; @@ -352,6 +333,7 @@ struct hdac_bus { bool chip_init:1; /* h/w initialized */ /* behavior flags */ + bool aligned_mmio:1; /* aligned MMIO access */ bool sync_write:1; /* sync after verb write */ bool use_posbuf:1; /* use position buffer */ bool snoop:1; /* enable snooping */ @@ -359,6 +341,7 @@ struct hdac_bus { bool reverse_assign:1; /* assign devices in reverse order */ bool corbrp_self_clear:1; /* CORBRP clears itself after reset */ bool polling_mode:1; + bool needs_damn_long_delay:1; int poll_count; @@ -384,8 +367,7 @@ struct hdac_bus { }; int snd_hdac_bus_init(struct hdac_bus *bus, struct device *dev, - const struct hdac_bus_ops *ops, - const struct hdac_io_ops *io_ops); + const struct hdac_bus_ops *ops); void snd_hdac_bus_exit(struct hdac_bus *bus); int snd_hdac_bus_exec_verb(struct hdac_bus *bus, unsigned int addr, unsigned int cmd, unsigned int *res); @@ -393,11 +375,6 @@ int snd_hdac_bus_exec_verb_unlocked(struct hdac_bus *bus, unsigned int addr, unsigned int cmd, unsigned int *res); void snd_hdac_bus_queue_event(struct hdac_bus *bus, u32 res, u32 res_ex); -int snd_hdac_bus_add_device(struct hdac_bus *bus, struct hdac_device *codec); -void snd_hdac_bus_remove_device(struct hdac_bus *bus, - struct hdac_device *codec); -void snd_hdac_bus_process_unsol_events(struct work_struct *work); - static inline void snd_hdac_codec_link_up(struct hdac_device *codec) { set_bit(codec->addr, &codec->bus->codec_powered); @@ -429,21 +406,65 @@ int snd_hdac_bus_handle_stream_irq(struct hdac_bus *bus, unsigned int status, int snd_hdac_bus_alloc_stream_pages(struct hdac_bus *bus); void snd_hdac_bus_free_stream_pages(struct hdac_bus *bus); +#ifdef CONFIG_SND_HDA_ALIGNED_MMIO +unsigned int snd_hdac_aligned_read(void __iomem *addr, unsigned int mask); +void snd_hdac_aligned_write(unsigned int val, void __iomem *addr, + unsigned int mask); +#define snd_hdac_aligned_mmio(bus) (bus)->aligned_mmio +#else +#define snd_hdac_aligned_mmio(bus) false +#define snd_hdac_aligned_read(addr, mask) 0 +#define snd_hdac_aligned_write(val, addr, mask) do {} while (0) +#endif + +static inline void snd_hdac_reg_writeb(struct hdac_bus *bus, void __iomem *addr, + u8 val) +{ + if (snd_hdac_aligned_mmio(bus)) + snd_hdac_aligned_write(val, addr, 0xff); + else + writeb(val, addr); +} + +static inline void snd_hdac_reg_writew(struct hdac_bus *bus, void __iomem *addr, + u16 val) +{ + if (snd_hdac_aligned_mmio(bus)) + snd_hdac_aligned_write(val, addr, 0xffff); + else + writew(val, addr); +} + +static inline u8 snd_hdac_reg_readb(struct hdac_bus *bus, void __iomem *addr) +{ + return snd_hdac_aligned_mmio(bus) ? + snd_hdac_aligned_read(addr, 0xff) : readb(addr); +} + +static inline u16 snd_hdac_reg_readw(struct hdac_bus *bus, void __iomem *addr) +{ + return snd_hdac_aligned_mmio(bus) ? + snd_hdac_aligned_read(addr, 0xffff) : readw(addr); +} + +#define snd_hdac_reg_writel(bus, addr, val) writel(val, addr) +#define snd_hdac_reg_readl(bus, addr) readl(addr) + /* * macros for easy use */ #define _snd_hdac_chip_writeb(chip, reg, value) \ - ((chip)->io_ops->reg_writeb(value, (chip)->remap_addr + (reg))) + snd_hdac_reg_writeb(chip, (chip)->remap_addr + (reg), value) #define _snd_hdac_chip_readb(chip, reg) \ - ((chip)->io_ops->reg_readb((chip)->remap_addr + (reg))) + snd_hdac_reg_readb(chip, (chip)->remap_addr + (reg)) #define _snd_hdac_chip_writew(chip, reg, value) \ - ((chip)->io_ops->reg_writew(value, (chip)->remap_addr + (reg))) + snd_hdac_reg_writew(chip, (chip)->remap_addr + (reg), value) #define _snd_hdac_chip_readw(chip, reg) \ - ((chip)->io_ops->reg_readw((chip)->remap_addr + (reg))) + snd_hdac_reg_readw(chip, (chip)->remap_addr + (reg)) #define _snd_hdac_chip_writel(chip, reg, value) \ - ((chip)->io_ops->reg_writel(value, (chip)->remap_addr + (reg))) + snd_hdac_reg_writel(chip, (chip)->remap_addr + (reg), value) #define _snd_hdac_chip_readl(chip, reg) \ - ((chip)->io_ops->reg_readl((chip)->remap_addr + (reg))) + snd_hdac_reg_readl(chip, (chip)->remap_addr + (reg)) /* read/write a register, pass without AZX_REG_ prefix */ #define snd_hdac_chip_writel(chip, reg, value) \ @@ -504,6 +525,7 @@ struct hdac_stream { bool prepared:1; bool no_period_wakeup:1; bool locked:1; + bool stripe:1; /* apply stripe control */ /* timestamp */ unsigned long start_wallclk; /* start + minimum wallclk */ @@ -548,24 +570,19 @@ int snd_hdac_get_stream_stripe_ctl(struct hdac_bus *bus, /* * macros for easy use */ -#define _snd_hdac_stream_write(type, dev, reg, value) \ - ((dev)->bus->io_ops->reg_write ## type(value, (dev)->sd_addr + (reg))) -#define _snd_hdac_stream_read(type, dev, reg) \ - ((dev)->bus->io_ops->reg_read ## type((dev)->sd_addr + (reg))) - /* read/write a register, pass without AZX_REG_ prefix */ #define snd_hdac_stream_writel(dev, reg, value) \ - _snd_hdac_stream_write(l, dev, AZX_REG_ ## reg, value) + snd_hdac_reg_writel((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value) #define snd_hdac_stream_writew(dev, reg, value) \ - _snd_hdac_stream_write(w, dev, AZX_REG_ ## reg, value) + snd_hdac_reg_writew((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value) #define snd_hdac_stream_writeb(dev, reg, value) \ - _snd_hdac_stream_write(b, dev, AZX_REG_ ## reg, value) + snd_hdac_reg_writeb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value) #define snd_hdac_stream_readl(dev, reg) \ - _snd_hdac_stream_read(l, dev, AZX_REG_ ## reg) + snd_hdac_reg_readl((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) #define snd_hdac_stream_readw(dev, reg) \ - _snd_hdac_stream_read(w, dev, AZX_REG_ ## reg) + snd_hdac_reg_readw((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) #define snd_hdac_stream_readb(dev, reg) \ - _snd_hdac_stream_read(b, dev, AZX_REG_ ## reg) + snd_hdac_reg_readb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) /* update a register, pass without AZX_REG_ prefix */ #define snd_hdac_stream_updatel(dev, reg, mask, val) \ |
