linux/drivers/gpu/drm/amd/amdgpu/amdgpu.h

/*
 * Copyright 2008 Advanced Micro Devices, Inc.
 * Copyright 2008 Red Hat Inc.
 * Copyright 2009 Jerome Glisse.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Dave Airlie
 *          Alex Deucher
 *          Jerome Glisse
 */
#ifndef __AMDGPU_H__
#define __AMDGPU_H__

#ifdef pr_fmt
#undef pr_fmt
#endif

#define pr_fmt(fmt) "amdgpu: " fmt

#include "amdgpu_ctx.h"

#include <linux/atomic.h>
#include <linux/wait.h>
#include <linux/list.h>
#include <linux/kref.h>
#include <linux/rbtree.h>
#include <linux/hashtable.h>
#include <linux/dma-fence.h>
#include <linux/pci.h>
#include <linux/xarray.h>

#include <drm/ttm/ttm_bo.h>
#include <drm/ttm/ttm_placement.h>

#include <drm/amdgpu_drm.h>
#include <drm/drm_gem.h>
#include <drm/drm_ioctl.h>

#include <kgd_kfd_interface.h>
#include "dm_pp_interface.h"
#include "kgd_pp_interface.h"

#include "amd_shared.h"
#include "amdgpu_utils.h"
#include "amdgpu_mode.h"
#include "amdgpu_ih.h"
#include "amdgpu_irq.h"
#include "amdgpu_ucode.h"
#include "amdgpu_ttm.h"
#include "amdgpu_psp.h"
#include "amdgpu_gds.h"
#include "amdgpu_sync.h"
#include "amdgpu_ring.h"
#include "amdgpu_vm.h"
#include "amdgpu_dpm.h"
#include "amdgpu_acp.h"
#include "amdgpu_uvd.h"
#include "amdgpu_vce.h"
#include "amdgpu_vcn.h"
#include "amdgpu_jpeg.h"
#include "amdgpu_vpe.h"
#include "amdgpu_umsch_mm.h"
#include "amdgpu_gmc.h"
#include "amdgpu_gfx.h"
#include "amdgpu_sdma_types.h"
#include "amdgpu_lsdma.h"
#include "amdgpu_nbio.h"
#include "amdgpu_reg_access.h"
#include "amdgpu_hdp.h"
#include "amdgpu_dm.h"
#include "amdgpu_virt.h"
#include "amdgpu_csa.h"
#include "amdgpu_mes_ctx.h"
#include "amdgpu_gart.h"
#include "amdgpu_debugfs.h"
#include "amdgpu_job.h"
#include "amdgpu_bo_list.h"
#include "amdgpu_gem.h"
#include "amdgpu_doorbell.h"
#include "amdgpu_amdkfd.h"
#include "amdgpu_discovery.h"
#include "amdgpu_umc.h"
#include "amdgpu_mmhub.h"
#include "amdgpu_gfxhub.h"
#include "amdgpu_df.h"
#include "amdgpu_smuio.h"
#include "amdgpu_fdinfo.h"
#include "amdgpu_mca.h"
#include "amdgpu_ras.h"
#include "amdgpu_lockdep.h"
#include "amdgpu_cper.h"
#include "amdgpu_xcp.h"
#include "amdgpu_seq64.h"
#include "amdgpu_reg_state.h"
#include "amdgpu_userq.h"
#include "amdgpu_eviction_fence.h"
#include "amdgpu_wb.h"
#include "amdgpu_ip.h"
#include "amdgpu_mes.h"
#include "amdgpu_sa.h"
#include "amdgpu_acpi.h"
#include "amdgpu_ualink.h"
#if defined(CONFIG_DRM_AMD_ISP)
#include "amdgpu_isp.h"
#endif

#define MAX_GPU_INSTANCE		64

#define GFX_SLICE_PERIOD_MS		250

struct amdgpu_gpu_instance {
	struct amdgpu_device		*adev;
	int				mgpu_fan_enabled;
};

struct amdgpu_mgpu_info {
	struct amdgpu_gpu_instance	gpu_ins[MAX_GPU_INSTANCE];
	struct mutex			mutex;
	uint32_t			num_gpu;
	uint32_t			num_dgpu;
	uint32_t			num_apu;
};

struct amdgpu_hwip_reg_entry {
	u32		hwip;
	u32		inst;
	u32		seg;
	u32		reg_offset;
	const char	*reg_name;
};

struct amdgpu_watchdog_timer {
	bool timeout_fatal_disable;
	uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */
};

#define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH	256

/*
 * Modules parameters.
 */
extern int amdgpu_modeset;
extern int amdgpu_iommu_perfopt;
extern unsigned int amdgpu_vram_limit;
extern int amdgpu_vis_vram_limit;
extern int amdgpu_gart_size;
extern int amdgpu_gtt_size;
extern int amdgpu_moverate;
extern int amdgpu_audio;
extern int amdgpu_disp_priority;
extern int amdgpu_hw_i2c;
extern int amdgpu_pcie_gen2;
extern int amdgpu_msi;
extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
extern int amdgpu_dpm;
extern int amdgpu_fw_load_type;
extern int amdgpu_aspm;
extern int amdgpu_runtime_pm;
extern uint amdgpu_ip_block_mask;
extern int amdgpu_bapm;
extern int amdgpu_deep_color;
extern int amdgpu_vm_size;
extern int amdgpu_vm_block_size;
extern int amdgpu_vm_fragment_size;
extern int amdgpu_vm_fault_stop;
extern int amdgpu_vm_debug;
extern int amdgpu_vm_update_mode;
extern int amdgpu_exp_hw_support;
extern int amdgpu_dc;
extern int amdgpu_sched_jobs;
extern int amdgpu_sched_hw_submission;
extern uint amdgpu_pcie_gen_cap;
extern uint amdgpu_pcie_lane_cap;
extern u64 amdgpu_cg_mask;
extern uint amdgpu_pg_mask;
extern uint amdgpu_sdma_phase_quantum;
extern char *amdgpu_disable_cu;
extern char *amdgpu_virtual_display;
extern uint amdgpu_pp_feature_mask;
extern uint amdgpu_force_long_training;
extern int amdgpu_lbpw;
extern int amdgpu_compute_multipipe;
extern int amdgpu_gpu_recovery;
extern int amdgpu_emu_mode;
extern uint amdgpu_smu_memory_pool_size;
extern int amdgpu_smu_pptable_id;
extern uint amdgpu_dc_feature_mask;
extern uint amdgpu_freesync_vid_mode;
extern uint amdgpu_dc_debug_mask;
extern uint amdgpu_dc_visual_confirm;
extern int amdgpu_dm_abm_level;
extern int amdgpu_backlight;
extern int amdgpu_damage_clips;
extern struct amdgpu_mgpu_info mgpu_info;
extern int amdgpu_ras_enable;
extern u64 amdgpu_ras_mask;
extern int amdgpu_bad_page_threshold;
extern bool amdgpu_ignore_bad_page_threshold;
extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer;
extern int amdgpu_async_gfx_ring;
extern int amdgpu_mcbp;
extern int amdgpu_discovery;
extern int amdgpu_mes_log_enable;
extern int amdgpu_mes_dbgext_buffer_size;
extern int amdgpu_mes_dbgext_options;
extern int amdgpu_uni_mes;
extern int amdgpu_noretry;
extern int amdgpu_force_asic_type;
extern int amdgpu_smartshift_bias;
extern int amdgpu_use_xgmi_p2p;
extern int amdgpu_mtype_local;
extern int amdgpu_mtype_remote;
extern int amdgpu_enforce_isolation;
extern uint amdgpu_debug_mask;
#ifdef CONFIG_HSA_AMD
extern int sched_policy;
extern bool debug_evictions;
extern bool no_system_mem_limit;
extern int halt_if_hws_hang;
extern uint amdgpu_svm_default_granularity;
#else
static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
static const bool __maybe_unused debug_evictions; /* = false */
static const bool __maybe_unused no_system_mem_limit;
static const int __maybe_unused halt_if_hws_hang;
#endif
#ifdef CONFIG_HSA_AMD_P2P
extern bool pcie_p2p;
#endif

extern int amdgpu_tmz;
extern int amdgpu_reset_method;

#ifdef CONFIG_DRM_AMDGPU_SI
extern int amdgpu_si_support;
#endif
#ifdef CONFIG_DRM_AMDGPU_CIK
extern int amdgpu_cik_support;
#endif
extern int amdgpu_num_kcq;

#define AMDGPU_VCNFW_LOG_SIZE (32 * 1024)
#define AMDGPU_UMSCHFW_LOG_SIZE (32 * 1024)
extern int amdgpu_vcnfw_log;
extern int amdgpu_sg_display;
extern int amdgpu_umsch_mm;
extern int amdgpu_seamless;
extern int amdgpu_umsch_mm_fwlog;

extern int amdgpu_user_partt_mode;
extern int amdgpu_agp;
extern int amdgpu_rebar;

extern int amdgpu_wbrf;
extern int amdgpu_user_queue;
extern int amdgpu_ptl;

extern uint amdgpu_hdmi_hpd_debounce_delay_ms;

#define AMDGPU_SG_THRESHOLD			(256*1024*1024)
#define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS	        3000
#define AMDGPU_MAX_USEC_TIMEOUT			100000	/* 100 ms */
#define AMDGPU_FENCE_JIFFIES_TIMEOUT		(HZ / 2)
#define AMDGPU_DEBUGFS_MAX_COMPONENTS		32
#define AMDGPUFB_CONN_LIMIT			4
#define AMDGPU_BIOS_NUM_SCRATCH			16

#define AMDGPU_VBIOS_VGA_ALLOCATION		(9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */

/* hard reset data */
#define AMDGPU_ASIC_RESET_DATA                  0x39d5e86b

/* reset flags */
#define AMDGPU_RESET_GFX			(1 << 0)
#define AMDGPU_RESET_COMPUTE			(1 << 1)
#define AMDGPU_RESET_DMA			(1 << 2)
#define AMDGPU_RESET_CP				(1 << 3)
#define AMDGPU_RESET_GRBM			(1 << 4)
#define AMDGPU_RESET_DMA1			(1 << 5)
#define AMDGPU_RESET_RLC			(1 << 6)
#define AMDGPU_RESET_SEM			(1 << 7)
#define AMDGPU_RESET_IH				(1 << 8)
#define AMDGPU_RESET_VMC			(1 << 9)
#define AMDGPU_RESET_MC				(1 << 10)
#define AMDGPU_RESET_DISPLAY			(1 << 11)
#define AMDGPU_RESET_UVD			(1 << 12)
#define AMDGPU_RESET_VCE			(1 << 13)
#define AMDGPU_RESET_VCE1			(1 << 14)

/* reset mask */
#define AMDGPU_RESET_TYPE_FULL (1 << 0) /* full adapter reset, mode1/mode2/BACO/etc. */
#define AMDGPU_RESET_TYPE_SOFT_RECOVERY (1 << 1) /* soft recovery, eg. kill shaders */
#define AMDGPU_RESET_TYPE_PER_QUEUE (1 << 2) /* per queue */
#define AMDGPU_RESET_TYPE_PER_PIPE (1 << 3) /* per pipe */
#define AMDGPU_RESET_TYPE_IP_BLOCK_SOFT_RESET (1 << 4) /* soft-resets an IP block */

/* max cursor sizes (in pixels) */
#define CIK_CURSOR_WIDTH 128
#define CIK_CURSOR_HEIGHT 128

/* smart shift bias level limits */
#define AMDGPU_SMARTSHIFT_MAX_BIAS (100)
#define AMDGPU_SMARTSHIFT_MIN_BIAS (-100)

/* Extra time delay(in ms) to eliminate the influence of temperature momentary fluctuation */
#define AMDGPU_SWCTF_EXTRA_DELAY		50

struct amdgpu_xcp_mgr;
struct amdgpu_device;
struct amdgpu_irq_src;
struct amdgpu_fpriv;
struct amdgpu_bo_va_mapping;
struct kfd_vm_fault_info;
struct amdgpu_hive_info;
struct amdgpu_reset_context;
struct amdgpu_reset_control;
struct amdgpu_coredump_info;
struct amdgpu_video_codecs;

enum amdgpu_cp_irq {
	AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
	AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
	AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,

	AMDGPU_CP_IRQ_LAST
};

enum amdgpu_thermal_irq {
	AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
	AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,

	AMDGPU_THERMAL_IRQ_LAST
};

enum amdgpu_kiq_irq {
	AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
	AMDGPU_CP_KIQ_IRQ_LAST
};
#define MAX_KIQ_REG_WAIT       5000 /* in usecs, 5ms */
#define MAX_KIQ_REG_BAILOUT_INTERVAL   5 /* in msecs, 5ms */
#define MAX_KIQ_REG_TRY 1000

/*
 * BIOS.
 */
bool amdgpu_get_bios(struct amdgpu_device *adev);
bool amdgpu_read_bios(struct amdgpu_device *adev);
bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev,
				     u8 *bios, u32 length_bytes);
void amdgpu_bios_release(struct amdgpu_device *adev);
/*
 * Clocks
 */

#define AMDGPU_MAX_PPLL 3

struct amdgpu_clock {
	struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
	struct amdgpu_pll spll;
	struct amdgpu_pll mpll;
	/* 10 Khz units */
	uint32_t default_mclk;
	uint32_t default_sclk;
	uint32_t default_dispclk;
	uint32_t dp_extclk;
	uint32_t max_pixel_clock;
};

/*
 * IRQS.
 */

struct amdgpu_flip_work {
	struct delayed_work		flip_work;
	struct work_struct		unpin_work;
	struct amdgpu_device		*adev;
	int				crtc_id;
	u32				target_vblank;
	uint64_t			base;
	struct drm_pending_vblank_event *event;
	struct amdgpu_bo		*old_abo;
	unsigned			shared_count;
	struct dma_fence		**shared;
	struct dma_fence_cb		cb;
	bool				async;
};

/*
 * file private structure
 */

struct amdgpu_fpriv {
	struct amdgpu_vm	vm;
	struct amdgpu_bo_va	*prt_va;
	struct amdgpu_bo_va	*csa_va;
	struct amdgpu_bo_va	*seq64_va;
	struct xarray		bo_list_handles;
	struct amdgpu_ctx_mgr	ctx_mgr;
	struct amdgpu_userq_mgr	userq_mgr;

	/* Eviction fence infra */
	struct amdgpu_eviction_fence_mgr evf_mgr;

	/** GPU partition selection */
	uint32_t		xcp_id;
};

int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);

/*
 * Benchmarking
 */
int amdgpu_benchmark(struct amdgpu_device *adev, int test_number);

/*
 * ASIC specific functions.
 */
struct amdgpu_asic_funcs {
	bool (*read_disabled_bios)(struct amdgpu_device *adev);
	bool (*read_bios_from_rom)(struct amdgpu_device *adev,
				   u8 *bios, u32 length_bytes);
	int (*read_register)(struct amdgpu_device *adev, u32 se_num,
			     u32 sh_num, u32 reg_offset, u32 *value);
	void (*set_vga_state)(struct amdgpu_device *adev, bool state);
	int (*reset)(struct amdgpu_device *adev);
	enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
	/* get the reference clock */
	u32 (*get_xclk)(struct amdgpu_device *adev);
	/* MM block clocks */
	int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
	int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
	/* static power management */
	int (*get_pcie_lanes)(struct amdgpu_device *adev);
	void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
	/* get config memsize register */
	u32 (*get_config_memsize)(struct amdgpu_device *adev);
	/* flush hdp write queue */
	void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
	/* invalidate hdp read cache */
	void (*invalidate_hdp)(struct amdgpu_device *adev,
			       struct amdgpu_ring *ring);
	/* initialize doorbell layout for specific asic*/
	void (*init_doorbell_index)(struct amdgpu_device *adev);
	/* PCIe bandwidth usage */
	void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
			       uint64_t *count1);
	/* do we need to reset the asic at init time (e.g., kexec) */
	bool (*need_reset_on_init)(struct amdgpu_device *adev);
	/* PCIe replay counter */
	uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
	/* device supports BACO */
	int (*supports_baco)(struct amdgpu_device *adev);
	/* pre asic_init quirks */
	void (*pre_asic_init)(struct amdgpu_device *adev);
	/* enter/exit umd stable pstate */
	int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
	/* query video codecs */
	int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
				  const struct amdgpu_video_codecs **codecs);
	/* encode "> 32bits" smn addressing */
	u64 (*encode_ext_smn_addressing)(int ext_id);

	ssize_t (*get_reg_state)(struct amdgpu_device *adev,
				 enum amdgpu_reg_state reg_state, void *buf,
				 size_t max_size);
	/* query FW reserved region (size/offset) from discovery */
	void (*get_fw_reserved_info)(struct amdgpu_device *adev,
				     u64 *reserve_size, u64 *offset);
};

/*
 * IOCTL.
 */
int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
				struct drm_file *filp);

int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
				    struct drm_file *filp);
int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
				struct drm_file *filp);

/* VRAM scratch page for HDP bug, default vram page */
struct amdgpu_mem_scratch {
	struct amdgpu_bo		*robj;
	uint32_t			*ptr;
	u64				gpu_addr;
};

/*
 * CGS
 */
struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);

/*
 * Core structure, functions and helpers.
 */
struct amdgpu_mmio_remap {
	u32 reg_offset;
	resource_size_t bus_addr;
	struct amdgpu_bo *bo;
};

enum amdgpu_uid_type {
	AMDGPU_UID_TYPE_XCD,
	AMDGPU_UID_TYPE_AID,
	AMDGPU_UID_TYPE_SOC,
	AMDGPU_UID_TYPE_MID,
	AMDGPU_UID_TYPE_MAX
};

#define AMDGPU_UID_INST_MAX 8 /* max number of instances for each UID type */

struct amdgpu_uid {
	uint64_t uid[AMDGPU_UID_TYPE_MAX][AMDGPU_UID_INST_MAX];
	struct amdgpu_device *adev;
};

struct amd_powerplay {
	void *pp_handle;
	const struct amd_pm_funcs *pp_funcs;
};

/* polaris10 kickers */
#define ASICID_IS_P20(did, rid)		(((did == 0x67DF) && \
					 ((rid == 0xE3) || \
					  (rid == 0xE4) || \
					  (rid == 0xE5) || \
					  (rid == 0xE7) || \
					  (rid == 0xEF))) || \
					 ((did == 0x6FDF) && \
					 ((rid == 0xE7) || \
					  (rid == 0xEF) || \
					  (rid == 0xFF))))

#define ASICID_IS_P30(did, rid)		((did == 0x67DF) && \
					((rid == 0xE1) || \
					 (rid == 0xF7)))

/* polaris11 kickers */
#define ASICID_IS_P21(did, rid)		(((did == 0x67EF) && \
					 ((rid == 0xE0) || \
					  (rid == 0xE5))) || \
					 ((did == 0x67FF) && \
					 ((rid == 0xCF) || \
					  (rid == 0xEF) || \
					  (rid == 0xFF))))

#define ASICID_IS_P31(did, rid)		((did == 0x67EF) && \
					((rid == 0xE2)))

/* polaris12 kickers */
#define ASICID_IS_P23(did, rid)		(((did == 0x6987) && \
					 ((rid == 0xC0) || \
					  (rid == 0xC1) || \
					  (rid == 0xC3) || \
					  (rid == 0xC7))) || \
					 ((did == 0x6981) && \
					 ((rid == 0x00) || \
					  (rid == 0x01) || \
					  (rid == 0x10))))

struct amdgpu_pcie_reset_ctx {
	bool in_link_reset;
	bool occurs_dpc;
	bool audio_suspended;
	struct pci_dev *swus;
	struct pci_saved_state *swus_pcistate;
	struct pci_saved_state *swds_pcistate;
};

/*
 * Custom Init levels could be defined for different situations where a full
 * initialization of all hardware blocks are not expected. Sample cases are
 * custom init sequences after resume after S0i3/S3, reset on initialization,
 * partial reset of blocks etc. Presently, this defines only two levels. Levels
 * are described in corresponding struct definitions - amdgpu_init_default,
 * amdgpu_init_minimal_xgmi.
 */
enum amdgpu_init_lvl_id {
	AMDGPU_INIT_LEVEL_DEFAULT,
	AMDGPU_INIT_LEVEL_MINIMAL_XGMI,
	AMDGPU_INIT_LEVEL_RESET_RECOVERY,
};

struct amdgpu_init_level {
	enum amdgpu_init_lvl_id level;
	uint32_t hwini_ip_block_mask;
};

#define AMDGPU_RESET_MAGIC_NUM 64
#define AMDGPU_MAX_DF_PERFMONS 4
struct amdgpu_reset_domain;
struct amdgpu_fru_info;

enum amdgpu_enforce_isolation_mode {
	AMDGPU_ENFORCE_ISOLATION_DISABLE = 0,
	AMDGPU_ENFORCE_ISOLATION_ENABLE = 1,
	AMDGPU_ENFORCE_ISOLATION_ENABLE_LEGACY = 2,
	AMDGPU_ENFORCE_ISOLATION_NO_CLEANER_SHADER = 3,
};

struct amdgpu_device {
	struct device			*dev;
	struct pci_dev			*pdev;
	/* The two ends of the physical PCIe link outside the device. */
	struct pci_dev			*link_dev;
	struct pci_dev			*link_partner;
	struct drm_device		ddev;

#ifdef CONFIG_DRM_AMD_ACP
	struct amdgpu_acp		acp;
#endif
	struct amdgpu_hive_info *hive;
	struct amdgpu_xcp_mgr *xcp_mgr;
	/* ASIC */
	enum amd_asic_type		asic_type;
	uint32_t			family;
	uint32_t			rev_id;
	uint32_t			external_rev_id;
	unsigned long			flags;
	unsigned long			apu_flags;
	int				usec_timeout;
	const struct amdgpu_asic_funcs	*asic_funcs;
	bool				shutdown;
	bool				need_swiotlb;
	bool				accel_working;
	struct notifier_block		acpi_nb;
	struct notifier_block		pm_nb;
	struct amdgpu_i2c_chan		*i2c_bus[AMDGPU_MAX_I2C_BUS];
	struct debugfs_blob_wrapper debugfs_vbios_blob;
	struct mutex			srbm_mutex;
	/* GRBM index mutex. Protects concurrent access to GRBM index */
	struct mutex                    grbm_idx_mutex;
	struct dev_pm_domain		vga_pm_domain;
	bool				have_disp_power_ref;
	bool                            have_atomics_support;
	bool				is_sw_smu;

	/* BIOS */
	bool				is_atom_fw;
	uint8_t				*bios;
	uint32_t			bios_size;
	uint32_t			bios_scratch_reg_offset;
	uint32_t			bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];

	/* Register/doorbell mmio */
	resource_size_t			rmmio_base;
	resource_size_t			rmmio_size;
	void __iomem			*rmmio;
	/* protects concurrent MM_INDEX/DATA based register access */
	spinlock_t mmio_idx_lock;
	struct amdgpu_mmio_remap        rmmio_remap;
	/* Indirect register access blocks */
	struct amdgpu_reg_access reg;
	struct amdgpu_doorbell		doorbell;

	/* clock/pll info */
	struct amdgpu_clock            clock;

	/* MC */
	struct amdgpu_gmc		gmc;
	struct amdgpu_gart		gart;
	dma_addr_t			dummy_page_addr;
	struct amdgpu_vm_manager	vm_manager;
	struct amdgpu_vmhub             vmhub[AMDGPU_MAX_VMHUBS];
	DECLARE_BITMAP(vmhubs_mask, AMDGPU_MAX_VMHUBS);

	/* memory management */
	struct amdgpu_mman		mman;
	struct amdgpu_mem_scratch	mem_scratch;
	struct amdgpu_wb		wb;
	atomic64_t			num_bytes_moved;
	atomic64_t			num_evictions;
	atomic64_t			num_vram_cpu_page_faults;
	atomic_t			gpu_reset_counter;
	atomic_t			vram_lost_counter;

	/* data for buffer migration throttling */
	struct {
		spinlock_t		lock;
		s64			last_update_us;
		s64			accum_us; /* accumulated microseconds */
		s64			accum_us_vis; /* for visible VRAM */
		u32			log2_max_MBps;
	} mm_stats;

	/* discovery*/
	struct amdgpu_discovery_info discovery;

	/* display */
	bool				enable_virtual_display;
	struct amdgpu_vkms_output       *amdgpu_vkms_output;
	struct amdgpu_mode_info		mode_info;
	/* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
	struct delayed_work         hotplug_work;
	struct amdgpu_irq_src		crtc_irq;
	struct amdgpu_irq_src		vline0_irq;
	struct amdgpu_irq_src		vupdate_irq;
	struct amdgpu_irq_src		pageflip_irq;
	struct amdgpu_irq_src		hpd_irq;
	struct amdgpu_irq_src		dmub_trace_irq;
	struct amdgpu_irq_src		dmub_outbox_irq;

	/* rings */
	u64				fence_context;
	unsigned			num_rings;
	struct amdgpu_ring		*rings[AMDGPU_MAX_RINGS];
	struct dma_fence __rcu		*gang_submit;
	bool				ib_pool_ready;
	struct amdgpu_sa_manager	ib_pools[AMDGPU_IB_POOL_MAX];
	struct amdgpu_sched		gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];

	/* interrupts */
	struct amdgpu_irq		irq;

	/* powerplay */
	struct amd_powerplay		powerplay;
	struct amdgpu_pm		pm;
	u64				cg_flags;
	u32				pg_flags;

	/* nbio */
	struct amdgpu_nbio		nbio;

	/* hdp */
	struct amdgpu_hdp		hdp;

	/* smuio */
	struct amdgpu_smuio		smuio;

	/* mmhub */
	struct amdgpu_mmhub		mmhub;

	/* gfxhub */
	struct amdgpu_gfxhub		gfxhub;

	/* gfx */
	struct amdgpu_gfx		gfx;

	/* sdma */
	struct amdgpu_sdma		sdma;

	/* lsdma */
	struct amdgpu_lsdma		lsdma;

	/* uvd */
	struct amdgpu_uvd		uvd;

	/* vce */
	struct amdgpu_vce		vce;

	/* vcn */
	struct amdgpu_vcn		vcn;

	/* jpeg */
	struct amdgpu_jpeg		jpeg;

	/* vpe */
	struct amdgpu_vpe		vpe;

	/* umsch */
	struct amdgpu_umsch_mm		umsch_mm;
	bool				enable_umsch_mm;

	/* firmwares */
	struct amdgpu_firmware		firmware;

	/* PSP */
	struct psp_context		psp;

	/* GDS */
	struct amdgpu_gds		gds;

	/* for userq and VM fences */
	struct amdgpu_seq64		seq64;

	/* UMC */
	struct amdgpu_umc		umc;

	/* display related functionality */
	struct amdgpu_display_manager dm;

	/* UALink manager */
	struct amdgpu_ualink_mgr	ualink;

#if defined(CONFIG_DRM_AMD_ISP)
	/* isp */
	struct amdgpu_isp		isp;
#endif

	/* mes */
	bool                            enable_mes;
	bool                            enable_mes_kiq;
	bool                            enable_uni_mes;
	struct amdgpu_mes               mes;
	struct amdgpu_mqd               mqds[AMDGPU_HW_IP_NUM];
	const struct amdgpu_userq_funcs *userq_funcs[AMDGPU_HW_IP_NUM];

	/**
	 * @userq_doorbell_xa: Global user queue map (doorbell index → queue)
	 * Key: doorbell_index (unique global identifier for the queue)
	 * Value: struct amdgpu_usermode_queue
	 */
	struct xarray userq_doorbell_xa;

	/* df */
	struct amdgpu_df                df;

	/* MCA */
	struct amdgpu_mca               mca;

	/* CPER */
	struct amdgpu_cper		cper;

	struct amdgpu_ip_block          ip_blocks[AMDGPU_MAX_IP_NUM];
	uint32_t		        harvest_ip_mask;
	int				num_ip_blocks;
	struct mutex	mn_lock;
	DECLARE_HASHTABLE(mn_hash, 7);

	/* tracking pinned memory */
	atomic64_t vram_pin_size;
	atomic64_t visible_pin_size;
	atomic64_t gart_pin_size;

	/* soc15 register offset based on ip, instance and  segment */
	uint32_t		*reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
	struct amdgpu_ip_map_info	ip_map;

	/* delayed work_func for deferring clockgating during resume */
	struct delayed_work     delayed_init_work;

	struct amdgpu_virt	virt;

	/* record hw reset is performed */
	bool has_hw_reset;
	u8				reset_magic[AMDGPU_RESET_MAGIC_NUM];

	/* s3/s4 mask */
	bool                            in_suspend;
	bool				in_s3;
	bool				in_s4;
	bool				in_s0ix;
	suspend_state_t			last_suspend_state;

	enum pp_mp1_state               mp1_state;
	struct amdgpu_doorbell_index doorbell_index;

	struct mutex			notifier_lock;

	int asic_reset_res;
	struct work_struct		xgmi_reset_work;
	struct list_head		reset_list;

	long				gfx_timeout;
	long				sdma_timeout;
	long				video_timeout;
	long				compute_timeout;
	long				psp_timeout;

	uint64_t			unique_id;
	uint8_t				unitid;
	uint64_t	df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];

	/* enable runtime pm on the device */
	bool                            in_runpm;
	bool                            has_pr3;

	bool                            ucode_sysfs_en;

	struct amdgpu_fru_info		*fru_info;
	atomic_t			throttling_logging_enabled;
	struct ratelimit_state		throttling_logging_rs;
	uint32_t                        ras_hw_enabled;
	uint32_t                        ras_enabled;
	bool                            ras_default_ecc_enabled;

	bool                            no_hw_access;
	struct pci_saved_state          *pci_state;
	pci_channel_state_t		pci_channel_state;

	struct amdgpu_pcie_reset_ctx	pcie_reset_ctx;

	/* Track auto wait count on s_barrier settings */
	bool				barrier_has_auto_waitcnt;

	struct amdgpu_reset_control     *reset_cntl;
	uint32_t                        ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE];

	bool				ram_is_direct_mapped;

	struct list_head                ras_list;

	struct amdgpu_reset_domain	*reset_domain;

#ifdef CONFIG_DEV_COREDUMP
	struct amdgpu_coredump_info	*coredump;
	struct work_struct		coredump_work;
#endif

	struct mutex			benchmark_mutex;

	bool                            scpm_enabled;
	uint32_t                        scpm_status;

	struct work_struct		reset_work;

	bool                            dc_enabled;
	/* Mask of active clusters */
	uint32_t			aid_mask;

	/* Debug */
	bool                            debug_vm;
	bool                            debug_largebar;
	bool                            debug_disable_soft_recovery;
	bool                            debug_use_vram_fw_buf;
	bool                            debug_exp_resets;
	bool                            debug_disable_gpu_ring_reset;
	bool                            debug_vm_userptr;
	bool                            debug_disable_ce_logs;
	bool                            debug_enable_ce_cs;
	bool                            debug_hibernation_thaw_resume_gpu;
	bool                            debug_disable_ip_block_soft_reset;

	/* Protection for the following isolation structure */
	struct mutex                    enforce_isolation_mutex;
	enum amdgpu_enforce_isolation_mode	enforce_isolation[MAX_XCP];
	struct amdgpu_isolation {
		void			*owner;
		struct dma_fence	*spearhead;
		struct amdgpu_sync	active;
		struct amdgpu_sync	prev;
	} isolation[MAX_XCP];

	struct amdgpu_init_level *init_lvl;

	/* This flag is used to determine how VRAM allocations are handled for APUs
	 * in KFD: VRAM or GTT.
	 */
	bool                            apu_prefer_gtt;

	bool                            userq_halt_for_enforce_isolation;
	struct amdgpu_uid *uid_info;

	struct amdgpu_uma_carveout_info uma_info;

	/* KFD
	 * Must be last --ends in a flexible-array member.
	 */
	struct amdgpu_kfd_dev		kfd;
};

static inline uint32_t amdgpu_ip_version(const struct amdgpu_device *adev,
					 uint8_t ip, uint8_t inst)
{
	/* This considers only major/minor/rev and ignores
	 * subrevision/variant fields.
	 */
	return adev->ip_versions[ip][inst] & ~0xFFU;
}

static inline uint32_t amdgpu_ip_version_full(const struct amdgpu_device *adev,
					      uint8_t ip, uint8_t inst)
{
	/* This returns full version - major/minor/rev/variant/subrevision */
	return adev->ip_versions[ip][inst];
}

static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
{
	return container_of(ddev, struct amdgpu_device, ddev);
}

static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
{
	return &adev->ddev;
}

static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
{
	return container_of(bdev, struct amdgpu_device, mman.bdev);
}

static inline bool amdgpu_is_multi_aid(struct amdgpu_device *adev)
{
	return !!adev->aid_mask;
}

int amdgpu_device_init(struct amdgpu_device *adev,
		       uint32_t flags);
void amdgpu_device_fini_hw(struct amdgpu_device *adev);
void amdgpu_device_fini_sw(struct amdgpu_device *adev);

int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);

void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
			     void *buf, size_t size, bool write);
size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
				 void *buf, size_t size, bool write);

void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
			       void *buf, size_t size, bool write);
u32 amdgpu_device_get_rev_id(struct amdgpu_device *adev);
bool amdgpu_device_asic_has_dc_support(struct pci_dev *pdev,
				       enum amd_asic_type asic_type);
bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);

void amdgpu_device_set_sriov_virtual_display(struct amdgpu_device *adev);

int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
				 struct amdgpu_reset_context *reset_context);

int amdgpu_do_asic_reset(struct list_head *device_list_handle,
			 struct amdgpu_reset_context *reset_context);

int amdgpu_device_reinit_after_reset(struct amdgpu_reset_context *reset_context);

int emu_soc_asic_init(struct amdgpu_device *adev);

/*
 * Registers read & write functions.
 */
#define AMDGPU_REGS_NO_KIQ    (1<<1)
#define AMDGPU_REGS_RLC	(1<<2)

#define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
#define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)

#define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg), 0)
#define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v), 0)

#define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
#define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))

#define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
#define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
#define RREG32_XCC(reg, inst) amdgpu_device_xcc_rreg(adev, (reg), 0, inst)
#define WREG32_XCC(reg, v, inst) amdgpu_device_xcc_wreg(adev, (reg), (v), 0, inst)
#define RREG32_PCIE(reg) amdgpu_reg_pcie_rd32(adev, (reg))
#define WREG32_PCIE(reg, v) amdgpu_reg_pcie_wr32(adev, (reg), (v))
#define RREG32_PCIE_PORT(reg) amdgpu_reg_pciep_rd32(adev, (reg))
#define WREG32_PCIE_PORT(reg, v) amdgpu_reg_pciep_wr32(adev, (reg), (v))
#define RREG32_PCIE_EXT(reg) amdgpu_reg_pcie_ext_rd32(adev, (reg))
#define WREG32_PCIE_EXT(reg, v) amdgpu_reg_pcie_ext_wr32(adev, (reg), (v))
#define RREG64_PCIE(reg) amdgpu_reg_pcie_rd64(adev, (reg))
#define WREG64_PCIE(reg, v) amdgpu_reg_pcie_wr64(adev, (reg), (v))
#define RREG64_PCIE_EXT(reg) amdgpu_reg_pcie_ext_rd64(adev, (reg))
#define WREG64_PCIE_EXT(reg, v) amdgpu_reg_pcie_ext_wr64(adev, (reg), (v))
#define RREG32_SMC(reg) amdgpu_reg_smc_rd32(adev, (reg))
#define WREG32_SMC(reg, v) amdgpu_reg_smc_wr32(adev, (reg), (v))
#define RREG32_UVD_CTX(reg) amdgpu_reg_uvd_ctx_rd32(adev, (reg))
#define WREG32_UVD_CTX(reg, v) amdgpu_reg_uvd_ctx_wr32(adev, (reg), (v))
#define RREG32_DIDT(reg) amdgpu_reg_didt_rd32(adev, (reg))
#define WREG32_DIDT(reg, v) amdgpu_reg_didt_wr32(adev, (reg), (v))
#define RREG32_GC_CAC(reg) amdgpu_reg_gc_cac_rd32(adev, (reg))
#define WREG32_GC_CAC(reg, v) amdgpu_reg_gc_cac_wr32(adev, (reg), (v))
#define RREG32_SE_CAC(reg) amdgpu_reg_se_cac_rd32(adev, (reg))
#define WREG32_SE_CAC(reg, v) amdgpu_reg_se_cac_wr32(adev, (reg), (v))
#define RREG32_AUDIO_ENDPT(block, reg) \
	amdgpu_reg_audio_endpt_rd32(adev, (block), (reg))
#define WREG32_AUDIO_ENDPT(block, reg, v) \
	amdgpu_reg_audio_endpt_wr32(adev, (block), (reg), (v))
#define WREG32_P(reg, val, mask)				\
	do {							\
		uint32_t tmp_ = RREG32(reg);			\
		tmp_ &= (mask);					\
		tmp_ |= ((val) & ~(mask));			\
		WREG32(reg, tmp_);				\
	} while (0)
#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
#define WREG32_PLL_P(reg, val, mask)				\
	do {							\
		uint32_t tmp_ = RREG32_PLL(reg);		\
		tmp_ &= (mask);					\
		tmp_ |= ((val) & ~(mask));			\
		WREG32_PLL(reg, tmp_);				\
	} while (0)

#define WREG32_SMC_P(_Reg, _Val, _Mask)                         \
	do {                                                    \
		u32 tmp = RREG32_SMC(_Reg);                     \
		tmp &= (_Mask);                                 \
		tmp |= ((_Val) & ~(_Mask));                     \
		WREG32_SMC(_Reg, tmp);                          \
	} while (0)

#define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))

#define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
#define REG_FIELD_MASK(reg, field) reg##__##field##_MASK

#define REG_SET_FIELD(orig_val, reg, field, field_val)			\
	(((orig_val) & ~REG_FIELD_MASK(reg, field)) |			\
	 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))

#define REG_GET_FIELD(value, reg, field)				\
	(((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))

#define WREG32_FIELD(reg, field, val)	\
	WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))

#define WREG32_FIELD_OFFSET(reg, offset, field, val)	\
	WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))

#define AMDGPU_GET_REG_FIELD(x, h, l) (((x) & GENMASK_ULL(h, l)) >> (l))
/*
 * BIOS helpers.
 */
#define RBIOS8(i) (adev->bios[i])
#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))

#include "amdgpu_reset.h"

/*
 * ASICs macro.
 */
#define amdgpu_asic_set_vga_state(adev, state) \
    ((adev)->asic_funcs->set_vga_state ? (adev)->asic_funcs->set_vga_state((adev), (state)) : 0)
#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
#define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
#define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
#define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
#define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
#define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
#define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
#define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
#define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
#define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
#define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
#define amdgpu_asic_supports_baco(adev) \
    ((adev)->asic_funcs->supports_baco ? (adev)->asic_funcs->supports_baco((adev)) : 0)
#define amdgpu_asic_pre_asic_init(adev)                                      \
	{                                                                    \
		if ((adev)->asic_funcs && (adev)->asic_funcs->pre_asic_init) \
			(adev)->asic_funcs->pre_asic_init((adev));           \
	}
#define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
	((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
#define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))

#define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter))

#define BIT_MASK_UPPER(i) ((i) >= BITS_PER_LONG ? 0 : ~0UL << (i))
#define for_each_inst(i, inst_mask)        \
	for (i = ffs(inst_mask); i-- != 0; \
	     i = ffs(inst_mask & BIT_MASK_UPPER(i + 1)))

/* Common functions */
bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
			      struct amdgpu_job *job,
			      struct amdgpu_reset_context *reset_context);
void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
int amdgpu_device_pci_reset(struct amdgpu_device *adev);
bool amdgpu_device_need_post(struct amdgpu_device *adev);
bool amdgpu_device_seamless_boot_supported(struct amdgpu_device *adev);
bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);

void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
				  u64 num_vis_bytes);
int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
					     const u32 *registers,
					     const u32 array_size);

int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
int amdgpu_device_link_reset(struct amdgpu_device *adev);
bool amdgpu_device_supports_atpx(struct amdgpu_device *adev);
bool amdgpu_device_supports_px(struct amdgpu_device *adev);
bool amdgpu_device_supports_boco(struct amdgpu_device *adev);
bool amdgpu_device_supports_smart_shift(struct amdgpu_device *adev);
int amdgpu_device_supports_baco(struct amdgpu_device *adev);
void amdgpu_device_detect_runtime_pm_mode(struct amdgpu_device *adev);
bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
				      struct amdgpu_device *peer_adev);
int amdgpu_device_baco_enter(struct amdgpu_device *adev);
int amdgpu_device_baco_exit(struct amdgpu_device *adev);

void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
		struct amdgpu_ring *ring);
void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
		struct amdgpu_ring *ring);

void amdgpu_device_halt(struct amdgpu_device *adev);
struct dma_fence *amdgpu_device_get_gang(struct amdgpu_device *adev);
struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev,
					    struct dma_fence *gang);
struct dma_fence *amdgpu_device_enforce_isolation(struct amdgpu_device *adev,
						  struct amdgpu_ring *ring,
						  struct amdgpu_job *job);
bool amdgpu_device_has_display_hardware(struct amdgpu_device *adev);
ssize_t amdgpu_get_soft_full_reset_mask(struct amdgpu_ring *ring);
ssize_t amdgpu_show_reset_mask(char *buf, uint32_t supported_reset);
void amdgpu_sdma_set_vm_pte_scheds(struct amdgpu_device *adev,
				   const struct amdgpu_vm_pte_funcs *vm_pte_funcs);
void amdgpu_sdma_set_buffer_funcs_scheds(struct amdgpu_device *adev,
					 const struct amdgpu_buffer_funcs *buffer_funcs);

/* atpx handler */
#if defined(CONFIG_VGA_SWITCHEROO)
void amdgpu_register_atpx_handler(void);
void amdgpu_unregister_atpx_handler(void);
bool amdgpu_has_atpx_dgpu_power_cntl(void);
bool amdgpu_is_atpx_hybrid(void);
bool amdgpu_has_atpx(void);
#else
static inline void amdgpu_register_atpx_handler(void) {}
static inline void amdgpu_unregister_atpx_handler(void) {}
static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
static inline bool amdgpu_has_atpx(void) { return false; }
#endif

/*
 * KMS
 */
extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
extern const int amdgpu_max_kms_ioctl;

int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
void amdgpu_driver_unload_kms(struct drm_device *dev);
int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
void amdgpu_driver_postclose_kms(struct drm_device *dev,
				 struct drm_file *file_priv);
void amdgpu_driver_release_kms(struct drm_device *dev);

int amdgpu_device_prepare(struct drm_device *dev);
void amdgpu_device_complete(struct drm_device *dev);
int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
int amdgpu_info_ioctl(struct drm_device *dev, void *data,
		      struct drm_file *filp);
int amdgpu_proc_options_ioctl(struct drm_device *dev, void *data,
			      struct drm_file *filp);

/*
 * functions used by amdgpu_encoder.c
 */
struct amdgpu_afmt_acr {
	u32 clock;

	int n_32khz;
	int cts_32khz;

	int n_44_1khz;
	int cts_44_1khz;

	int n_48khz;
	int cts_48khz;

};

struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);

void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);

pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
					   pci_channel_state_t state);
pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
void amdgpu_pci_resume(struct pci_dev *pdev);

bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
bool amdgpu_device_load_pci_state(struct pci_dev *pdev);

bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);

int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
			       enum amd_clockgating_state state);
int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
			       enum amd_powergating_state state);

static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev)
{
	return amdgpu_gpu_recovery != 0 &&
		adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT &&
		adev->compute_timeout != MAX_SCHEDULE_TIMEOUT &&
		adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT &&
		adev->video_timeout != MAX_SCHEDULE_TIMEOUT;
}

#include "amdgpu_object.h"

static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
{
       return adev->gmc.tmz_enabled;
}

int amdgpu_in_reset(struct amdgpu_device *adev);

extern const struct attribute_group amdgpu_vram_mgr_attr_group;
extern const struct attribute_group amdgpu_gtt_mgr_attr_group;
extern const struct attribute_group amdgpu_flash_attr_group;

void amdgpu_set_init_level(struct amdgpu_device *adev,
			   enum amdgpu_init_lvl_id lvl);

static inline int amdgpu_device_bus_status_check(struct amdgpu_device *adev)
{
       u32 status;
       int r;

       r = pci_read_config_dword(adev->pdev, PCI_COMMAND, &status);
       if (r || PCI_POSSIBLE_ERROR(status)) {
		dev_err(adev->dev, "device lost from bus!");
		return -ENODEV;
       }

       return 0;
}

void amdgpu_device_set_uid(struct amdgpu_uid *uid_info,
			   enum amdgpu_uid_type type, uint8_t inst,
			   uint64_t uid);
uint64_t amdgpu_device_get_uid(struct amdgpu_uid *uid_info,
			       enum amdgpu_uid_type type, uint8_t inst);
#endif