diff options
Diffstat (limited to 'include/sound/hdaudio.h')
| -rw-r--r-- | include/sound/hdaudio.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 35778f953a3f..a6872537724d 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -495,6 +495,13 @@ static inline u16 snd_hdac_reg_readw(struct hdac_bus *bus, void __iomem *addr) snd_hdac_chip_writeb(chip, reg, \ (snd_hdac_chip_readb(chip, reg) & ~(mask)) | (val)) +/* update register macro */ +#define snd_hdac_updatel(addr, reg, mask, val) \ + writel(((readl(addr + reg) & ~(mask)) | (val)), addr + reg) + +#define snd_hdac_updatew(addr, reg, mask, val) \ + writew(((readw(addr + reg) & ~(mask)) | (val)), addr + reg) + /* * HD-audio stream */ @@ -511,6 +518,13 @@ struct hdac_stream { void __iomem *sd_addr; /* stream descriptor pointer */ + void __iomem *spib_addr; /* software position in buffers stream pointer */ + void __iomem *fifo_addr; /* software position Max fifos stream pointer */ + + void __iomem *dpibr_addr; /* DMA position in buffer resume pointer */ + u32 dpib; /* DMA position in buffer */ + u32 lpib; /* Linear position in buffer */ + u32 sd_int_sta_mask; /* stream int status mask */ /* pcm support */ @@ -575,6 +589,19 @@ void snd_hdac_stream_timecounter_init(struct hdac_stream *azx_dev, int snd_hdac_get_stream_stripe_ctl(struct hdac_bus *bus, struct snd_pcm_substream *substream); +void snd_hdac_stream_spbcap_enable(struct hdac_bus *chip, + bool enable, int index); +int snd_hdac_stream_set_spib(struct hdac_bus *bus, + struct hdac_stream *azx_dev, u32 value); +int snd_hdac_stream_get_spbmaxfifo(struct hdac_bus *bus, + struct hdac_stream *azx_dev); +void snd_hdac_stream_drsm_enable(struct hdac_bus *bus, + bool enable, int index); +int snd_hdac_stream_wait_drsm(struct hdac_stream *azx_dev); +int snd_hdac_stream_set_dpibr(struct hdac_bus *bus, + struct hdac_stream *azx_dev, u32 value); +int snd_hdac_stream_set_lpib(struct hdac_stream *azx_dev, u32 value); + /* * macros for easy use */ |