linux/drivers/gpu/drm/i915/intel_lrc_reg.h

69 lines
2.0 KiB
C

/*
* SPDX-License-Identifier: MIT
*
* Copyright © 2014-2018 Intel Corporation
*/
#ifndef _INTEL_LRC_REG_H_
#define _INTEL_LRC_REG_H_
#include <linux/types.h>
/* GEN8+ Reg State Context */
#define CTX_LRI_HEADER_0 0x01
#define CTX_CONTEXT_CONTROL 0x02
#define CTX_RING_HEAD 0x04
#define CTX_RING_TAIL 0x06
#define CTX_RING_BUFFER_START 0x08
#define CTX_RING_BUFFER_CONTROL 0x0a
#define CTX_BB_HEAD_U 0x0c
#define CTX_BB_HEAD_L 0x0e
#define CTX_BB_STATE 0x10
#define CTX_SECOND_BB_HEAD_U 0x12
#define CTX_SECOND_BB_HEAD_L 0x14
#define CTX_SECOND_BB_STATE 0x16
#define CTX_BB_PER_CTX_PTR 0x18
#define CTX_RCS_INDIRECT_CTX 0x1a
#define CTX_RCS_INDIRECT_CTX_OFFSET 0x1c
#define CTX_LRI_HEADER_1 0x21
#define CTX_CTX_TIMESTAMP 0x22
#define CTX_PDP3_UDW 0x24
#define CTX_PDP3_LDW 0x26
#define CTX_PDP2_UDW 0x28
#define CTX_PDP2_LDW 0x2a
#define CTX_PDP1_UDW 0x2c
#define CTX_PDP1_LDW 0x2e
#define CTX_PDP0_UDW 0x30
#define CTX_PDP0_LDW 0x32
#define CTX_LRI_HEADER_2 0x41
#define CTX_R_PWR_CLK_STATE 0x42
#define CTX_END 0x44
#define CTX_REG(reg_state, pos, reg, val) do { \
u32 *reg_state__ = (reg_state); \
const u32 pos__ = (pos); \
(reg_state__)[(pos__) + 0] = i915_mmio_reg_offset(reg); \
(reg_state__)[(pos__) + 1] = (val); \
} while (0)
#define ASSIGN_CTX_PDP(ppgtt, reg_state, n) do { \
u32 *reg_state__ = (reg_state); \
const u64 addr__ = i915_page_dir_dma_addr((ppgtt), (n)); \
(reg_state__)[CTX_PDP ## n ## _UDW + 1] = upper_32_bits(addr__); \
(reg_state__)[CTX_PDP ## n ## _LDW + 1] = lower_32_bits(addr__); \
} while (0)
#define ASSIGN_CTX_PML4(ppgtt, reg_state) do { \
u32 *reg_state__ = (reg_state); \
const u64 addr__ = px_dma(&ppgtt->pml4); \
(reg_state__)[CTX_PDP0_UDW + 1] = upper_32_bits(addr__); \
(reg_state__)[CTX_PDP0_LDW + 1] = lower_32_bits(addr__); \
} while (0)
#define GEN8_CTX_RCS_INDIRECT_CTX_OFFSET_DEFAULT 0x17
#define GEN9_CTX_RCS_INDIRECT_CTX_OFFSET_DEFAULT 0x26
#define GEN10_CTX_RCS_INDIRECT_CTX_OFFSET_DEFAULT 0x19
#define GEN11_CTX_RCS_INDIRECT_CTX_OFFSET_DEFAULT 0x1A
#endif /* _INTEL_LRC_REG_H_ */