drivers/gpu/drm/xe/regs/xe_irq_regs.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/xe/regs/xe_irq_regs.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/xe/regs/xe_irq_regs.h
Extension
.h
Size
4159 bytes
Lines
99
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 _XE_IRQ_REGS_H_
#define _XE_IRQ_REGS_H_

#include "regs/xe_reg_defs.h"

#define PCU_IRQ_OFFSET				0x444e0
#define GU_MISC_IRQ_OFFSET			0x444f0
#define   GU_MISC_GSE				REG_BIT(27)

#define DG1_MSTR_TILE_INTR			XE_REG(0x190008)
#define   DG1_MSTR_IRQ				REG_BIT(31)
#define   DG1_MSTR_TILE(t)			REG_BIT(t)

#define GFX_MSTR_IRQ				XE_REG(0x190010, XE_REG_OPTION_VF)
#define   MASTER_IRQ				REG_BIT(31)
#define   GU_MISC_IRQ				REG_BIT(29)
#define   ERROR_IRQ(x)				REG_BIT(26 + (x))
#define   DISPLAY_IRQ				REG_BIT(16)
#define   SOC_H2DMEMINT_IRQ			REG_BIT(13)
#define   I2C_IRQ				REG_BIT(12)
#define   SYSCTRL_IRQ				REG_BIT(11)
#define   GT_DW_IRQ(x)				REG_BIT(x)

/*
 * Note: Interrupt registers 1900xx are VF accessible only until version 12.50.
 *       On newer platforms, VFs are using memory-based interrupts instead.
 *       However, for simplicity we keep this XE_REG_OPTION_VF tag intact.
 */

#define GT_INTR_DW(x)				XE_REG(0x190018 + ((x) * 4), XE_REG_OPTION_VF)
#define   INTR_GSC				REG_BIT(31)
#define   INTR_GUC				REG_BIT(25)
#define   INTR_MGUC				REG_BIT(24)
#define   INTR_BCS8				REG_BIT(23)
#define   INTR_BCS(x)				REG_BIT(15 - (x))
#define   INTR_CCS(x)				REG_BIT(4 + (x))
#define   INTR_RCS0				REG_BIT(0)
#define   INTR_VECS(x)				REG_BIT(31 - (x))
#define   INTR_VCS(x)				REG_BIT(x)

#define RENDER_COPY_INTR_ENABLE			XE_REG(0x190030, XE_REG_OPTION_VF)
#define VCS_VECS_INTR_ENABLE			XE_REG(0x190034, XE_REG_OPTION_VF)
#define GUC_SG_INTR_ENABLE			XE_REG(0x190038, XE_REG_OPTION_VF)
#define   ENGINE1_MASK				REG_GENMASK(31, 16)
#define   ENGINE0_MASK				REG_GENMASK(15, 0)
#define GPM_WGBOXPERF_INTR_ENABLE		XE_REG(0x19003c, XE_REG_OPTION_VF)
#define CRYPTO_RSVD_INTR_ENABLE			XE_REG(0x190040)
#define GUNIT_GSC_INTR_ENABLE			XE_REG(0x190044, XE_REG_OPTION_VF)
#define CCS_RSVD_INTR_ENABLE			XE_REG(0x190048, XE_REG_OPTION_VF)

#define INTR_IDENTITY_REG(x)			XE_REG(0x190060 + ((x) * 4), XE_REG_OPTION_VF)
#define   INTR_DATA_VALID			REG_BIT(31)
#define   INTR_ENGINE_INSTANCE(x)		REG_FIELD_GET(GENMASK(25, 20), x)
#define   INTR_ENGINE_CLASS(x)			REG_FIELD_GET(GENMASK(18, 16), x)
#define   INTR_ENGINE_INTR(x)			REG_FIELD_GET(GENMASK(15, 0), x)
#define   OTHER_GUC_INSTANCE			0
#define   OTHER_GSC_HECI2_INSTANCE		3
#define   OTHER_KCR_INSTANCE			4
#define   OTHER_GSC_INSTANCE			6

#define IIR_REG_SELECTOR(x)			XE_REG(0x190070 + ((x) * 4), XE_REG_OPTION_VF)
#define RCS0_RSVD_INTR_MASK			XE_REG(0x190090, XE_REG_OPTION_VF)
#define BCS_RSVD_INTR_MASK			XE_REG(0x1900a0, XE_REG_OPTION_VF)
#define VCS0_VCS1_INTR_MASK			XE_REG(0x1900a8, XE_REG_OPTION_VF)
#define VCS2_VCS3_INTR_MASK			XE_REG(0x1900ac, XE_REG_OPTION_VF)
#define VCS4_VCS5_INTR_MASK			XE_REG(0x1900b0, XE_REG_OPTION_VF)
#define VCS6_VCS7_INTR_MASK			XE_REG(0x1900b4, XE_REG_OPTION_VF)
#define VECS0_VECS1_INTR_MASK			XE_REG(0x1900d0, XE_REG_OPTION_VF)
#define VECS2_VECS3_INTR_MASK			XE_REG(0x1900d4, XE_REG_OPTION_VF)
#define HECI2_RSVD_INTR_MASK			XE_REG(0x1900e4)
#define GUC_SG_INTR_MASK			XE_REG(0x1900e8, XE_REG_OPTION_VF)
#define GPM_WGBOXPERF_INTR_MASK			XE_REG(0x1900ec, XE_REG_OPTION_VF)
#define CRYPTO_RSVD_INTR_MASK			XE_REG(0x1900f0)
#define GUNIT_GSC_INTR_MASK			XE_REG(0x1900f4, XE_REG_OPTION_VF)
#define CCS0_CCS1_INTR_MASK			XE_REG(0x190100)
#define CCS2_CCS3_INTR_MASK			XE_REG(0x190104)
#define XEHPC_BCS1_BCS2_INTR_MASK		XE_REG(0x190110)
#define XEHPC_BCS3_BCS4_INTR_MASK		XE_REG(0x190114)
#define XEHPC_BCS5_BCS6_INTR_MASK		XE_REG(0x190118)
#define XEHPC_BCS7_BCS8_INTR_MASK		XE_REG(0x19011c)
#define   GT_WAIT_SEMAPHORE_INTERRUPT		REG_BIT(11)
#define   GT_CONTEXT_SWITCH_INTERRUPT		REG_BIT(8)
#define   GSC_ER_COMPLETE			REG_BIT(5)
#define   GT_FLUSH_COMPLETE_INTERRUPT	REG_BIT(4)
#define   GT_CS_MASTER_ERROR_INTERRUPT		REG_BIT(3)
#define   GT_COMPUTE_WALKER_INTERRUPT		REG_BIT(2)
#define   GT_MI_USER_INTERRUPT			REG_BIT(0)

/* irqs for OTHER_KCR_INSTANCE */
#define   KCR_PXP_STATE_TERMINATED_INTERRUPT		REG_BIT(1)

Annotation

Implementation Notes