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

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

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/i915/display/intel_audio_regs.h
Extension
.h
Size
7900 bytes
Lines
171
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 __INTEL_AUDIO_REGS_H__
#define __INTEL_AUDIO_REGS_H__

#include "intel_display_reg_defs.h"

#define G4X_AUD_CNTL_ST			_MMIO(0x620B4)
#define   G4X_ELD_VALID			REG_BIT(14)
#define   G4X_ELD_BUFFER_SIZE_MASK	REG_GENMASK(13, 9)
#define   G4X_ELD_ADDRESS_MASK		REG_GENMASK(8, 5)
#define   G4X_ELD_ACK			REG_BIT(4)
#define G4X_HDMIW_HDMIEDID		_MMIO(0x6210C)

#define _IBX_HDMIW_HDMIEDID_A		0xE2050
#define _IBX_HDMIW_HDMIEDID_B		0xE2150
#define IBX_HDMIW_HDMIEDID(pipe)	_MMIO_PIPE(pipe, _IBX_HDMIW_HDMIEDID_A, \
						  _IBX_HDMIW_HDMIEDID_B)
#define _IBX_AUD_CNTL_ST_A		0xE20B4
#define _IBX_AUD_CNTL_ST_B		0xE21B4
#define IBX_AUD_CNTL_ST(pipe)		_MMIO_PIPE(pipe, _IBX_AUD_CNTL_ST_A, \
						  _IBX_AUD_CNTL_ST_B)
#define   IBX_ELD_BUFFER_SIZE_MASK	REG_GENMASK(14, 10)
#define   IBX_ELD_ADDRESS_MASK		REG_GENMASK(9, 5)
#define   IBX_ELD_ACK			REG_BIT(4)
#define IBX_AUD_CNTL_ST2		_MMIO(0xE20C0)
#define   IBX_CP_READY(port)		REG_BIT(((port) - 1) * 4 + 1)
#define   IBX_ELD_VALID(port)		REG_BIT(((port) - 1) * 4 + 0)

#define _CPT_HDMIW_HDMIEDID_A		0xE5050
#define _CPT_HDMIW_HDMIEDID_B		0xE5150
#define CPT_HDMIW_HDMIEDID(pipe)	_MMIO_PIPE(pipe, _CPT_HDMIW_HDMIEDID_A, _CPT_HDMIW_HDMIEDID_B)
#define _CPT_AUD_CNTL_ST_A		0xE50B4
#define _CPT_AUD_CNTL_ST_B		0xE51B4
#define CPT_AUD_CNTL_ST(pipe)		_MMIO_PIPE(pipe, _CPT_AUD_CNTL_ST_A, _CPT_AUD_CNTL_ST_B)
#define CPT_AUD_CNTRL_ST2		_MMIO(0xE50C0)

#define _VLV_HDMIW_HDMIEDID_A		(VLV_DISPLAY_BASE + 0x62050)
#define _VLV_HDMIW_HDMIEDID_B		(VLV_DISPLAY_BASE + 0x62150)
#define VLV_HDMIW_HDMIEDID(pipe)	_MMIO_PIPE(pipe, _VLV_HDMIW_HDMIEDID_A, _VLV_HDMIW_HDMIEDID_B)
#define _VLV_AUD_CNTL_ST_A		(VLV_DISPLAY_BASE + 0x620B4)
#define _VLV_AUD_CNTL_ST_B		(VLV_DISPLAY_BASE + 0x621B4)
#define VLV_AUD_CNTL_ST(pipe)		_MMIO_PIPE(pipe, _VLV_AUD_CNTL_ST_A, _VLV_AUD_CNTL_ST_B)
#define VLV_AUD_CNTL_ST2		_MMIO(VLV_DISPLAY_BASE + 0x620C0)

#define _IBX_AUD_CONFIG_A		0xe2000
#define _IBX_AUD_CONFIG_B		0xe2100
#define IBX_AUD_CFG(pipe)		_MMIO_PIPE(pipe, _IBX_AUD_CONFIG_A, _IBX_AUD_CONFIG_B)
#define _CPT_AUD_CONFIG_A		0xe5000
#define _CPT_AUD_CONFIG_B		0xe5100
#define CPT_AUD_CFG(pipe)		_MMIO_PIPE(pipe, _CPT_AUD_CONFIG_A, _CPT_AUD_CONFIG_B)
#define _VLV_AUD_CONFIG_A		(VLV_DISPLAY_BASE + 0x62000)
#define _VLV_AUD_CONFIG_B		(VLV_DISPLAY_BASE + 0x62100)
#define VLV_AUD_CFG(pipe)		_MMIO_PIPE(pipe, _VLV_AUD_CONFIG_A, _VLV_AUD_CONFIG_B)
#define   AUD_CONFIG_N_VALUE_INDEX		REG_BIT(29)
#define   AUD_CONFIG_N_PROG_ENABLE		REG_BIT(28)
#define   AUD_CONFIG_UPPER_N_MASK		REG_GENMASK(27, 20)
#define   AUD_CONFIG_LOWER_N_MASK		REG_GENMASK(15, 4)
#define   AUD_CONFIG_N_MASK			(AUD_CONFIG_UPPER_N_MASK | \
						 AUD_CONFIG_LOWER_N_MASK)
#define   AUD_CONFIG_N(n)			(REG_FIELD_PREP(AUD_CONFIG_UPPER_N_MASK, (n) >> 12) | \
						 REG_FIELD_PREP(AUD_CONFIG_LOWER_N_MASK, (n) & 0xfff))
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK	REG_GENMASK(19, 16)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_25175	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 0)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_25200	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 1)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_27000	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 2)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_27027	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 3)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_54000	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 4)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_54054	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 5)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_74176	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 6)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_74250	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 7)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_148352	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 8)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_148500	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 9)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_296703	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 10)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_297000	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 11)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_593407	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 12)
#define   AUD_CONFIG_PIXEL_CLOCK_HDMI_594000	REG_FIELD_PREP(AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK, 13)
#define   AUD_CONFIG_DISABLE_NCTS		REG_BIT(3)

#define _HSW_AUD_CONFIG_A		0x65000
#define _HSW_AUD_CONFIG_B		0x65100
#define HSW_AUD_CFG(trans)		_MMIO_TRANS(trans, _HSW_AUD_CONFIG_A, _HSW_AUD_CONFIG_B)

#define _HSW_AUD_MISC_CTRL_A		0x65010
#define _HSW_AUD_MISC_CTRL_B		0x65110
#define HSW_AUD_MISC_CTRL(trans)	_MMIO_TRANS(trans, _HSW_AUD_MISC_CTRL_A, _HSW_AUD_MISC_CTRL_B)

#define _HSW_AUD_M_CTS_ENABLE_A		0x65028
#define _HSW_AUD_M_CTS_ENABLE_B		0x65128
#define HSW_AUD_M_CTS_ENABLE(trans)	_MMIO_TRANS(trans, _HSW_AUD_M_CTS_ENABLE_A, _HSW_AUD_M_CTS_ENABLE_B)
#define   AUD_M_CTS_M_VALUE_INDEX	REG_BIT(21)
#define   AUD_M_CTS_M_PROG_ENABLE	REG_BIT(20)

Annotation

Implementation Notes