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Commit 83b0b677 authored by Jeeja KP's avatar Jeeja KP Committed by Takashi Iwai
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ALSA: hda - add new HDA registers 



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: default avatarJeeja KP <jeeja.kp@intel.com>
Acked-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent ec71efc9

include/sound/hda_register.h

+88 −0
Original line number Diff line number Diff line
@@ -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
@@ -138,6 +143,89 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; 
#define AZX_MAX_CORB_ENTRIES	256

#define AZX_MAX_RIRB_ENTRIES	256



/* Capability header  Structure */

#define AZX_REG_CAP_HDR			0x0

#define AZX_CAP_HDR_VER_OFF		28

#define AZX_CAP_HDR_VER_MASK		(0xF << AZX_CAP_HDR_VER_OFF)

#define AZX_CAP_HDR_ID_OFF		16

#define AZX_CAP_HDR_ID_MASK		(0xFFF << AZX_CAP_HDR_ID_OFF)

#define AZX_CAP_HDR_NXT_PTR_MASK	0xFFFF



/* registers of Software Position Based FIFO Capability Structure */

#define AZX_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 AZX_SPB_BASE			0x08

/* Interval used to calculate the iterating register offset */

#define AZX_SPB_INTERVAL		0x08



/* registers of Global Time Synchronization Capability Structure */

#define AZX_GTS_CAP_ID			0x1

#define AZX_REG_GTS_GTSCH		0x00

#define AZX_REG_GTS_GTSCD		0x04

#define AZX_REG_GTS_GTSCTLAC		0x0C

#define AZX_GTS_BASE			0x20

#define AZX_GTS_INTERVAL		0x20



/* registers for Processing Pipe Capability Structure */

#define AZX_PP_CAP_ID			0x3

#define AZX_REG_PP_PPCH			0x10

#define AZX_REG_PP_PPCTL		0x04

#define AZX_PPCTL_PIE			(1<<31)

#define AZX_PPCTL_GPROCEN		(1<<30)

/* _X_ = dma engine # and cannot * exceed 29 (per spec max 30 dma engines) */

#define AZX_PPCTL_PROCEN(_X_)		(1<<(_X_))



#define AZX_REG_PP_PPSTS		0x08



#define AZX_PPHC_BASE			0x10

#define AZX_PPHC_INTERVAL		0x10



#define AZX_REG_PPHCLLPL		0x0

#define AZX_REG_PPHCLLPU		0x4

#define AZX_REG_PPHCLDPL		0x8

#define AZX_REG_PPHCLDPU		0xC



#define AZX_PPLC_BASE			0x10

#define AZX_PPLC_MULTI			0x10

#define AZX_PPLC_INTERVAL		0x10



#define AZX_REG_PPLCCTL			0x0

#define AZX_PPLCCTL_STRM_BITS		4

#define AZX_PPLCCTL_STRM_SHIFT		20

#define AZX_REG_MASK(bit_num, offset) \

	(((1 << (bit_num)) - 1) << (offset))

#define AZX_PPLCCTL_STRM_MASK \

	AZX_REG_MASK(AZX_PPLCCTL_STRM_BITS, AZX_PPLCCTL_STRM_SHIFT)

#define AZX_PPLCCTL_RUN			(1<<1)

#define AZX_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 AZX_ML_CAP_ID			0x2

#define AZX_REG_ML_MLCH			0x00

#define AZX_REG_ML_MLCD			0x04

#define AZX_ML_BASE			0x40

#define AZX_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 AZX_MLCTL_SPA			(1<<16)

#define AZX_MLCTL_CPA			23



/*

 * helpers to read the stream position

 */