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/* SPDX-License-Identifier: GPL-2.0 or MIT */
/* Copyright 2018 Marty E. Plummer <hanetzer@startmail.com> */
/* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */
/* Copyright 2023 Collabora ltd. */
/*
* Register definitions based on mali_kbase_gpu_regmap.h and
* mali_kbase_gpu_regmap_csf.h
* (C) COPYRIGHT 2010-2022 ARM Limited. All rights reserved.
*/
#ifndef __PANTHOR_REGS_H__
#define __PANTHOR_REGS_H__
#define GPU_ID 0x0
#define GPU_ARCH_MAJOR(x) ((x) >> 28)
#define GPU_ARCH_MINOR(x) (((x) & GENMASK(27, 24)) >> 24)
#define GPU_ARCH_REV(x) (((x) & GENMASK(23, 20)) >> 20)
#define GPU_PROD_MAJOR(x) (((x) & GENMASK(19, 16)) >> 16)
#define GPU_VER_MAJOR(x) (((x) & GENMASK(15, 12)) >> 12)
#define GPU_VER_MINOR(x) (((x) & GENMASK(11, 4)) >> 4)
#define GPU_VER_STATUS(x) ((x) & GENMASK(3, 0))
#define GPU_L2_FEATURES 0x4
#define GPU_L2_FEATURES_LINE_SIZE(x) (1 << ((x) & GENMASK(7, 0)))
#define GPU_CORE_FEATURES 0x8
#define GPU_TILER_FEATURES 0xC
#define GPU_MEM_FEATURES 0x10
#define GROUPS_L2_COHERENT BIT(0)
#define GPU_MMU_FEATURES 0x14
#define GPU_MMU_FEATURES_VA_BITS(x) ((x) & GENMASK(7, 0))
#define GPU_MMU_FEATURES_PA_BITS(x) (((x) >> 8) & GENMASK(7, 0))
#define GPU_AS_PRESENT 0x18
#define GPU_CSF_ID 0x1C
#define GPU_INT_RAWSTAT 0x20
#define GPU_INT_CLEAR 0x24
#define GPU_INT_MASK 0x28
#define GPU_INT_STAT 0x2c
#define GPU_IRQ_FAULT BIT(0)
#define GPU_IRQ_PROTM_FAULT BIT(1)
#define GPU_IRQ_RESET_COMPLETED BIT(8)
#define GPU_IRQ_POWER_CHANGED BIT(9)
#define GPU_IRQ_POWER_CHANGED_ALL BIT(10)
#define GPU_IRQ_CLEAN_CACHES_COMPLETED BIT(17)
#define GPU_IRQ_DOORBELL_MIRROR BIT(18)
#define GPU_IRQ_MCU_STATUS_CHANGED BIT(19)
#define GPU_CMD 0x30
#define GPU_CMD_DEF(type, payload) ((type) | ((payload) << 8))
#define GPU_SOFT_RESET GPU_CMD_DEF(1, 1)
#define GPU_HARD_RESET GPU_CMD_DEF(1, 2)
#define CACHE_CLEAN BIT(0)
#define CACHE_INV BIT(1)
#define GPU_FLUSH_CACHES(l2, lsc, oth) \
GPU_CMD_DEF(4, ((l2) << 0) | ((lsc) << 4) | ((oth) << 8))
#define GPU_STATUS 0x34
#define GPU_STATUS_ACTIVE BIT(0)
#define GPU_STATUS_PWR_ACTIVE BIT(1)
#define GPU_STATUS_PAGE_FAULT BIT(4)
#define GPU_STATUS_PROTM_ACTIVE BIT(7)
#define GPU_STATUS_DBG_ENABLED BIT(8)
#define GPU_FAULT_STATUS 0x3C
#define GPU_FAULT_ADDR 0x40
#define GPU_PWR_KEY 0x50
#define GPU_PWR_KEY_UNLOCK 0x2968A819
#define GPU_PWR_OVERRIDE0 0x54
#define GPU_PWR_OVERRIDE1 0x58
#define GPU_TIMESTAMP_OFFSET 0x88
#define GPU_CYCLE_COUNT 0x90
#define GPU_TIMESTAMP 0x98
#define GPU_THREAD_MAX_THREADS 0xA0
#define GPU_THREAD_MAX_WORKGROUP_SIZE 0xA4
#define GPU_THREAD_MAX_BARRIER_SIZE 0xA8
#define GPU_THREAD_FEATURES 0xAC
#define GPU_TEXTURE_FEATURES(n) (0xB0 + ((n) * 4))
#define GPU_SHADER_PRESENT 0x100
#define GPU_TILER_PRESENT 0x110
#define GPU_L2_PRESENT 0x120
#define SHADER_READY 0x140
#define TILER_READY 0x150
#define L2_READY 0x160
#define SHADER_PWRON 0x180
#define TILER_PWRON 0x190
#define L2_PWRON 0x1A0
#define SHADER_PWROFF 0x1C0
#define TILER_PWROFF 0x1D0
#define L2_PWROFF 0x1E0
#define SHADER_PWRTRANS 0x200
#define TILER_PWRTRANS 0x210
#define L2_PWRTRANS 0x220
#define SHADER_PWRACTIVE 0x240
#define TILER_PWRACTIVE 0x250
#define L2_PWRACTIVE 0x260
#define GPU_REVID 0x280
#define GPU_COHERENCY_FEATURES 0x300
#define GPU_COHERENCY_PROT_BIT(name) BIT(GPU_COHERENCY_ ## name)
#define GPU_COHERENCY_PROTOCOL 0x304
#define GPU_COHERENCY_ACE_LITE 0
#define GPU_COHERENCY_ACE 1
#define GPU_COHERENCY_NONE 31
#define MCU_CONTROL 0x700
#define MCU_CONTROL_ENABLE 1
#define MCU_CONTROL_AUTO 2
#define MCU_CONTROL_DISABLE 0
#define MCU_STATUS 0x704
#define MCU_STATUS_DISABLED 0
#define MCU_STATUS_ENABLED 1
#define MCU_STATUS_HALT 2
#define MCU_STATUS_FATAL 3
/* Job Control regs */
#define JOB_INT_RAWSTAT 0x1000
#define JOB_INT_CLEAR 0x1004
#define JOB_INT_MASK 0x1008
#define JOB_INT_STAT 0x100c
#define JOB_INT_GLOBAL_IF BIT(31)
#define JOB_INT_CSG_IF(x) BIT(x)
/* MMU regs */
#define MMU_INT_RAWSTAT 0x2000
#define MMU_INT_CLEAR 0x2004
#define MMU_INT_MASK 0x2008
#define MMU_INT_STAT 0x200c
/* AS_COMMAND register commands */
#define MMU_BASE 0x2400
#define MMU_AS_SHIFT 6
#define MMU_AS(as) (MMU_BASE + ((as) << MMU_AS_SHIFT))
#define AS_TRANSTAB(as) (MMU_AS(as) + 0x0)
#define AS_MEMATTR(as) (MMU_AS(as) + 0x8)
#define AS_MEMATTR_AARCH64_INNER_ALLOC_IMPL (2 << 2)
#define AS_MEMATTR_AARCH64_INNER_ALLOC_EXPL(w, r) ((3 << 2) | \
((w) ? BIT(0) : 0) | \
((r) ? BIT(1) : 0))
#define AS_MEMATTR_AARCH64_SH_MIDGARD_INNER (0 << 4)
#define AS_MEMATTR_AARCH64_SH_CPU_INNER (1 << 4)
#define AS_MEMATTR_AARCH64_SH_CPU_INNER_SHADER_COH (2 << 4)
#define AS_MEMATTR_AARCH64_SHARED (0 << 6)
#define AS_MEMATTR_AARCH64_INNER_OUTER_NC (1 << 6)
#define AS_MEMATTR_AARCH64_INNER_OUTER_WB (2 << 6)
#define AS_MEMATTR_AARCH64_FAULT (3 << 6)
#define AS_LOCKADDR(as) (MMU_AS(as) + 0x10)
#define AS_COMMAND(as) (MMU_AS(as) + 0x18)
#define AS_COMMAND_NOP 0
#define AS_COMMAND_UPDATE 1
#define AS_COMMAND_LOCK 2
#define AS_COMMAND_UNLOCK 3
#define AS_COMMAND_FLUSH_PT 4
#define AS_COMMAND_FLUSH_MEM 5
#define AS_LOCK_REGION_MIN_SIZE (1ULL << 15)
#define AS_FAULTSTATUS(as) (MMU_AS(as) + 0x1C)
#define AS_FAULTSTATUS_ACCESS_TYPE_MASK (0x3 << 8)
#define AS_FAULTSTATUS_ACCESS_TYPE_ATOMIC (0x0 << 8)
#define AS_FAULTSTATUS_ACCESS_TYPE_EX (0x1 << 8)
#define AS_FAULTSTATUS_ACCESS_TYPE_READ (0x2 << 8)
#define AS_FAULTSTATUS_ACCESS_TYPE_WRITE (0x3 << 8)
#define AS_FAULTADDRESS(as) (MMU_AS(as) + 0x20)
#define AS_STATUS(as) (MMU_AS(as) + 0x28)
#define AS_STATUS_AS_ACTIVE BIT(0)
#define AS_TRANSCFG(as) (MMU_AS(as) + 0x30)
#define AS_TRANSCFG_ADRMODE_UNMAPPED (1 << 0)
#define AS_TRANSCFG_ADRMODE_IDENTITY (2 << 0)
#define AS_TRANSCFG_ADRMODE_AARCH64_4K (6 << 0)
#define AS_TRANSCFG_ADRMODE_AARCH64_64K (8 << 0)
#define AS_TRANSCFG_INA_BITS(x) ((x) << 6)
#define AS_TRANSCFG_OUTA_BITS(x) ((x) << 14)
#define AS_TRANSCFG_SL_CONCAT BIT(22)
#define AS_TRANSCFG_PTW_MEMATTR_NC (1 << 24)
#define AS_TRANSCFG_PTW_MEMATTR_WB (2 << 24)
#define AS_TRANSCFG_PTW_SH_NS (0 << 28)
#define AS_TRANSCFG_PTW_SH_OS (2 << 28)
#define AS_TRANSCFG_PTW_SH_IS (3 << 28)
#define AS_TRANSCFG_PTW_RA BIT(30)
#define AS_TRANSCFG_DISABLE_HIER_AP BIT(33)
#define AS_TRANSCFG_DISABLE_AF_FAULT BIT(34)
#define AS_TRANSCFG_WXN BIT(35)
#define AS_TRANSCFG_XREADABLE BIT(36)
#define AS_FAULTEXTRA(as) (MMU_AS(as) + 0x38)
#define CSF_GPU_LATEST_FLUSH_ID 0x10000
#define CSF_DOORBELL(i) (0x80000 + ((i) * 0x10000))
#define CSF_GLB_DOORBELL_ID 0
#endif
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