[alsa-devel] [PATCH v3 2/7] ALSA: hda - add new HDA registers

[Vinod Koul]

On Wed, Apr 29, 2015 at 12:41:50PM +0200, Takashi Iwai wrote:
> At Wed, 29 Apr 2015 01:24:25 +0530,
> Vinod Koul wrote:
> > 
> > From: Jeeja KP <jeeja.kp at intel.com>
> > 
> > This patch adds new registers as per HD audio Spec like capability registers
> > for processing pipe, software position based FIFO, Multiple Links and Global
> > Time Synchronization.
> > 
> > Signed-off-by: Jeeja KP <jeeja.kp at intel.com>
> > Signed-off-by: Vinod Koul <vinod.koul at intel.com>
> 
> Should I merge this patch now to topic/hda branch?
> This looks like the only patch changing the hda core code, the rest
> are all hda_soc specific.
yes, I would still request you to go thru the asoc patches :), your comments
will help. Specfically am looking at the soc hda layer (1st two asoc
patches) and then skl driver controller changes

> 
> Or, feel free to take my ack:
>   Acked-by: Takashi Iwai <tiwai at suse.de>
Thanks

-- 
~Vinod

> 
> 
> Takashi
> 
> > ---
> >  include/sound/hda_register.h |   87 ++++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 87 insertions(+)
> > 
> > diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h
> > index 4f6d3fce6ee6..dced67f5c35f 100644
> > --- a/include/sound/hda_register.h
> > +++ b/include/sound/hda_register.h
> > @@ -28,6 +28,10 @@
> >  #define AZX_REG_STATESTS		0x0e
> >  #define AZX_REG_GSTS			0x10
> >  #define   AZX_GSTS_FSTS		(1 << 1)   /* flush status */
> > +#define AZX_REG_GCAP2			0x12
> > +#define AZX_REG_LLCH			0x14
> > +#define AZX_REG_OUTSTRMPAY		0x18
> > +#define AZX_REG_INSTRMPAY		0x1A
> >  #define AZX_REG_INTCTL			0x20
> >  #define AZX_REG_INTSTS			0x24
> >  #define AZX_REG_WALLCLK			0x30	/* 24Mhz source */
> > @@ -81,6 +85,7 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
> >  #define AZX_REG_SD_FIFOW		0x0e
> >  #define AZX_REG_SD_FIFOSIZE		0x10
> >  #define AZX_REG_SD_FORMAT		0x12
> > +#define AZX_REG_SD_FIFOL		0x14
> >  #define AZX_REG_SD_BDLPL		0x18
> >  #define AZX_REG_SD_BDLPU		0x1c
> >  
> > @@ -134,6 +139,88 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
> >  #define AZX_MAX_CORB_ENTRIES	256
> >  #define AZX_MAX_RIRB_ENTRIES	256
> >  
> > +#define AZX_REG_CAP_HDR		0x0
> > +#define CAP_HDR_VER_OFF		28
> > +#define CAP_HDR_VER_MASK	(0xF << CAP_HDR_VER_OFF)
> > +#define CAP_HDR_ID_OFF		16
> > +#define CAP_HDR_ID_MASK		(0xFFF << CAP_HDR_ID_OFF)
> > +#define CAP_HDR_NXT_PTR_MASK	0xFFFF
> > +
> > +/* registers of Software Position Based FIFO Capability Structure */
> > +#define SPB_CAP_ID		0x4
> > +#define AZX_REG_SPB_BASE_ADDR	0x700
> > +#define AZX_REG_SPB_SPBFCH	0x00
> > +#define AZX_REG_SPB_SPBFCCTL	0x04
> > +/* Base used to calculate the iterating register offset */
> > +#define SPB_BASE		0x08
> > +/* Interval used to calculate the iterating register offset */
> > +#define SPB_INTERVAL		0x08
> > +
> > +/* registers of Global Time Synchronization Capability Structure */
> > +#define GTS_CAP_ID		0x1
> > +#define AZX_REG_GTS_GTSCH	0x00
> > +#define AZX_REG_GTS_GTSCD	0x04
> > +#define AZX_REG_GTS_GTSCTLAC	0x0C
> > +#define GTS_BASE		0x20
> > +#define GTS_INTERVAL		0x20
> > +
> > +/* registers for Processing Pipe Capability Structure */
> > +#define PP_CAP_ID		0x3
> > +#define AZX_REG_PP_PPCH		0x10
> > +#define AZX_REG_PP_PPCTL	0x04
> > +#define PPCTL_PIE		(1<<31)
> > +#define PPCTL_GPROCEN		(1<<30)
> > +/* _X_ = dma engine # and cannot * exceed 29 (per spec max 30 dma engines) */
> > +#define PPCTL_PROCEN(_X_)	(1<<(_X_))
> > +
> > +#define AZX_REG_PP_PPSTS	0x08
> > +
> > +#define PPHC_BASE		0x10
> > +#define PPHC_INTERVAL		0x10
> > +
> > +#define AZX_REG_PPHCLLPL	0x0
> > +#define AZX_REG_PPHCLLPU	0x4
> > +#define AZX_REG_PPHCLDPL	0x8
> > +#define AZX_REG_PPHCLDPU	0xC
> > +
> > +#define PPLC_BASE		0x10
> > +#define PPLC_MULTI		0x10
> > +#define PPLC_INTERVAL		0x10
> > +
> > +#define AZX_REG_PPLCCTL		0x0
> > +#define PPLCCTL_STRM_BITS	4
> > +#define PPLCCTL_STRM_SHIFT	20
> > +#define REG_MASK(bit_num, offset) \
> > +	(((1 << (bit_num)) - 1) << (offset))
> > +#define PPLCCTL_STRM_MASK \
> > +	REG_MASK(PPLCCTL_STRM_BITS, PPLCCTL_STRM_SHIFT)
> > +#define PPLCCTL_RUN		(1<<1)
> > +#define PPLCCTL_STRST		(1<<0)
> > +
> > +#define AZX_REG_PPLCFMT		0x4
> > +#define AZX_REG_PPLCLLPL	0x8
> > +#define AZX_REG_PPLCLLPU	0xC
> > +
> > +/* registers for Multiple Links Capability Structure */
> > +#define ML_CAP_ID		0x2
> > +#define AZX_REG_ML_MLCH		0x00
> > +#define AZX_REG_ML_MLCD		0x04
> > +#define ML_BASE			0x40
> > +#define ML_INTERVAL		0x40
> > +
> > +#define AZX_REG_ML_LCAP		0x00
> > +#define AZX_REG_ML_LCTL		0x04
> > +#define AZX_REG_ML_LOSIDV	0x08
> > +#define AZX_REG_ML_LSDIID	0x0C
> > +#define AZX_REG_ML_LPSOO	0x10
> > +#define AZX_REG_ML_LPSIO	0x12
> > +#define AZX_REG_ML_LWALFC	0x18
> > +#define AZX_REG_ML_LOUTPAY	0x20
> > +#define AZX_REG_ML_LINPAY	0x30
> > +
> > +#define MLCTL_SPA		(1<<16)
> > +#define MLCTL_CPA		23
> > +
> >  /*
> >   * helpers to read the stream position
> >   */
> > -- 
> > 1.7.9.5
> > 

--