drivers/gpu/drm/i915/display/i9xx_wm_regs.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/i915/display/i9xx_wm_regs.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/i915/display/i9xx_wm_regs.h
Extension
.h
Size
10222 bytes
Lines
258
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __I9XX_WM_REGS_H__
#define __I9XX_WM_REGS_H__

#include "intel_display_reg_defs.h"

#define DSPARB(dev_priv)			_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x70030)
#define   DSPARB_CSTART_MASK	(0x7f << 7)
#define   DSPARB_CSTART_SHIFT	7
#define   DSPARB_BSTART_MASK	(0x7f)
#define   DSPARB_BSTART_SHIFT	0
#define   DSPARB_BEND_SHIFT	9 /* on 855 */
#define   DSPARB_AEND_SHIFT	0
#define   DSPARB_SPRITEA_SHIFT_VLV	0
#define   DSPARB_SPRITEA_MASK_VLV	(0xff << 0)
#define   DSPARB_SPRITEB_SHIFT_VLV	8
#define   DSPARB_SPRITEB_MASK_VLV	(0xff << 8)
#define   DSPARB_SPRITEC_SHIFT_VLV	16
#define   DSPARB_SPRITEC_MASK_VLV	(0xff << 16)
#define   DSPARB_SPRITED_SHIFT_VLV	24
#define   DSPARB_SPRITED_MASK_VLV	(0xff << 24)
#define DSPARB2				_MMIO(VLV_DISPLAY_BASE + 0x70060) /* vlv/chv */
#define   DSPARB_SPRITEA_HI_SHIFT_VLV	0
#define   DSPARB_SPRITEA_HI_MASK_VLV	(0x1 << 0)
#define   DSPARB_SPRITEB_HI_SHIFT_VLV	4
#define   DSPARB_SPRITEB_HI_MASK_VLV	(0x1 << 4)
#define   DSPARB_SPRITEC_HI_SHIFT_VLV	8
#define   DSPARB_SPRITEC_HI_MASK_VLV	(0x1 << 8)
#define   DSPARB_SPRITED_HI_SHIFT_VLV	12
#define   DSPARB_SPRITED_HI_MASK_VLV	(0x1 << 12)
#define   DSPARB_SPRITEE_HI_SHIFT_VLV	16
#define   DSPARB_SPRITEE_HI_MASK_VLV	(0x1 << 16)
#define   DSPARB_SPRITEF_HI_SHIFT_VLV	20
#define   DSPARB_SPRITEF_HI_MASK_VLV	(0x1 << 20)
#define DSPARB3				_MMIO(VLV_DISPLAY_BASE + 0x7006c) /* chv */
#define   DSPARB_SPRITEE_SHIFT_VLV	0
#define   DSPARB_SPRITEE_MASK_VLV	(0xff << 0)
#define   DSPARB_SPRITEF_SHIFT_VLV	8
#define   DSPARB_SPRITEF_MASK_VLV	(0xff << 8)

/* pnv/gen4/g4x/vlv/chv */
#define DSPFW1(dev_priv)		_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x70034)
#define   DSPFW_SR_SHIFT		23
#define   DSPFW_SR_MASK			(0x1ff << 23)
#define   DSPFW_CURSORB_SHIFT		16
#define   DSPFW_CURSORB_MASK		(0x3f << 16)
#define   DSPFW_PLANEB_SHIFT		8
#define   DSPFW_PLANEB_MASK		(0x7f << 8)
#define   DSPFW_PLANEB_MASK_VLV		(0xff << 8) /* vlv/chv */
#define   DSPFW_PLANEA_SHIFT		0
#define   DSPFW_PLANEA_MASK		(0x7f << 0)
#define   DSPFW_PLANEA_MASK_VLV		(0xff << 0) /* vlv/chv */
#define DSPFW2(dev_priv)		_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x70038)
#define   DSPFW_FBC_SR_EN		(1 << 31)	  /* g4x */
#define   DSPFW_FBC_SR_SHIFT		28
#define   DSPFW_FBC_SR_MASK		(0x7 << 28) /* g4x */
#define   DSPFW_FBC_HPLL_SR_SHIFT	24
#define   DSPFW_FBC_HPLL_SR_MASK	(0xf << 24) /* g4x */
#define   DSPFW_SPRITEB_SHIFT		(16)
#define   DSPFW_SPRITEB_MASK		(0x7f << 16) /* g4x */
#define   DSPFW_SPRITEB_MASK_VLV	(0xff << 16) /* vlv/chv */
#define   DSPFW_CURSORA_SHIFT		8
#define   DSPFW_CURSORA_MASK		(0x3f << 8)
#define   DSPFW_PLANEC_OLD_SHIFT	0
#define   DSPFW_PLANEC_OLD_MASK		(0x7f << 0) /* pre-gen4 sprite C */
#define   DSPFW_SPRITEA_SHIFT		0
#define   DSPFW_SPRITEA_MASK		(0x7f << 0) /* g4x */
#define   DSPFW_SPRITEA_MASK_VLV	(0xff << 0) /* vlv/chv */
#define DSPFW3(dev_priv)		_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x7003c)
#define   DSPFW_HPLL_SR_EN		(1 << 31)
#define   PINEVIEW_SELF_REFRESH_EN	(1 << 30)
#define   DSPFW_CURSOR_SR_SHIFT		24
#define   DSPFW_CURSOR_SR_MASK		(0x3f << 24)
#define   DSPFW_HPLL_CURSOR_SHIFT	16
#define   DSPFW_HPLL_CURSOR_MASK	(0x3f << 16)
#define   DSPFW_HPLL_SR_SHIFT		0
#define   DSPFW_HPLL_SR_MASK		(0x1ff << 0)

/* vlv/chv */
#define DSPFW4		_MMIO(VLV_DISPLAY_BASE + 0x70070)
#define   DSPFW_SPRITEB_WM1_SHIFT	16
#define   DSPFW_SPRITEB_WM1_MASK	(0xff << 16)
#define   DSPFW_CURSORA_WM1_SHIFT	8
#define   DSPFW_CURSORA_WM1_MASK	(0x3f << 8)
#define   DSPFW_SPRITEA_WM1_SHIFT	0
#define   DSPFW_SPRITEA_WM1_MASK	(0xff << 0)
#define DSPFW5		_MMIO(VLV_DISPLAY_BASE + 0x70074)
#define   DSPFW_PLANEB_WM1_SHIFT	24
#define   DSPFW_PLANEB_WM1_MASK		(0xff << 24)
#define   DSPFW_PLANEA_WM1_SHIFT	16
#define   DSPFW_PLANEA_WM1_MASK		(0xff << 16)

Annotation

Implementation Notes