diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 102 |
1 files changed, 98 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index c3641331d4de..836ea081088a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -113,6 +113,8 @@ #include "amdgpu_xcp.h" #include "amdgpu_seq64.h" #include "amdgpu_reg_state.h" +#include "amdgpu_userq.h" +#include "amdgpu_eviction_fence.h" #if defined(CONFIG_DRM_AMD_ISP) #include "amdgpu_isp.h" #endif @@ -228,7 +230,7 @@ extern int amdgpu_force_asic_type; extern int amdgpu_smartshift_bias; extern int amdgpu_use_xgmi_p2p; extern int amdgpu_mtype_local; -extern bool enforce_isolation; +extern int amdgpu_enforce_isolation; #ifdef CONFIG_HSA_AMD extern int sched_policy; extern bool debug_evictions; @@ -266,8 +268,10 @@ 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; #define AMDGPU_VM_MAX_NUM_CTX 4096 #define AMDGPU_SG_THRESHOLD (256*1024*1024) @@ -488,7 +492,6 @@ struct amdgpu_flip_work { bool async; }; - /* * file private structure */ @@ -501,6 +504,11 @@ struct amdgpu_fpriv { struct mutex bo_list_lock; struct idr 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; }; @@ -512,12 +520,62 @@ int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv); */ #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */ +/** + * amdgpu_wb - This struct is used for small GPU memory allocation. + * + * This struct is used to allocate a small amount of GPU memory that can be + * used to shadow certain states into the memory. This is especially useful for + * providing easy CPU access to some states without requiring register access + * (e.g., if some block is power gated, reading register may be problematic). + * + * Note: the term writeback was initially used because many of the amdgpu + * components had some level of writeback memory, and this struct initially + * described those components. + */ struct amdgpu_wb { + + /** + * @wb_obj: + * + * Buffer Object used for the writeback memory. + */ struct amdgpu_bo *wb_obj; + + /** + * @wb: + * + * Pointer to the first writeback slot. In terms of CPU address + * this value can be accessed directly by using the offset as an index. + * For the GPU address, it is necessary to use gpu_addr and the offset. + */ volatile uint32_t *wb; + + /** + * @gpu_addr: + * + * Writeback base address in the GPU. + */ uint64_t gpu_addr; - u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */ + + /** + * @num_wb: + * + * Number of writeback slots reserved for amdgpu. + */ + u32 num_wb; + + /** + * @used: + * + * Track the writeback slot already used. + */ unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)]; + + /** + * @lock: + * + * Protects read and write of the used field array. + */ spinlock_t lock; }; @@ -551,6 +609,7 @@ struct amdgpu_allowed_register_entry { * are reset depends on the ASIC. Notably doesn't reset IPs * shared with the CPU on APUs or the memory controllers (so * VRAM is not lost). Not available on all ASICs. + * @AMD_RESET_LINK: Triggers SW-UP link reset on other GPUs * @AMD_RESET_BACO: BACO (Bus Alive, Chip Off) method powers off and on the card * but without powering off the PCI bus. Suitable only for * discrete GPUs. @@ -568,6 +627,7 @@ enum amd_reset_method { AMD_RESET_METHOD_MODE0, AMD_RESET_METHOD_MODE1, AMD_RESET_METHOD_MODE2, + AMD_RESET_METHOD_LINK, AMD_RESET_METHOD_BACO, AMD_RESET_METHOD_PCI, AMD_RESET_METHOD_ON_INIT, @@ -821,6 +881,11 @@ struct amdgpu_mqd_prop { uint32_t hqd_queue_priority; bool allow_tunneling; bool hqd_active; + uint64_t shadow_addr; + uint64_t gds_bkup_addr; + uint64_t csa_addr; + uint64_t fence_address; + bool tmz_queue; }; struct amdgpu_mqd { @@ -829,6 +894,12 @@ struct amdgpu_mqd { struct amdgpu_mqd_prop *p); }; +struct amdgpu_pcie_reset_ctx { + bool in_link_reset; + bool occurs_dpc; + bool audio_suspended; +}; + /* * Custom Init levels could be defined for different situations where a full * initialization of all hardware blocks are not expected. Sample cases are @@ -853,6 +924,14 @@ struct amdgpu_init_level { 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, +}; + + /* * Non-zero (true) if the GPU has VRAM. Zero (false) otherwise. */ @@ -1081,6 +1160,13 @@ struct amdgpu_device { 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]; + + /* xarray used to retrieve the user queue fence driver reference + * in the EOP interrupt handler to signal the particular user + * queue fence. + */ + struct xarray userq_xa; /* df */ struct amdgpu_df df; @@ -1160,6 +1246,8 @@ struct amdgpu_device { 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; @@ -1193,10 +1281,11 @@ struct amdgpu_device { bool debug_enable_ras_aca; bool debug_exp_resets; bool debug_disable_gpu_ring_reset; + bool debug_vm_userptr; /* Protection for the following isolation structure */ struct mutex enforce_isolation_mutex; - bool enforce_isolation[MAX_XCP]; + enum amdgpu_enforce_isolation_mode enforce_isolation[MAX_XCP]; struct amdgpu_isolation { void *owner; struct dma_fence *spearhead; @@ -1210,6 +1299,10 @@ struct amdgpu_device { * in KFD: VRAM or GTT. */ bool apu_prefer_gtt; + + struct list_head userq_mgr_list; + struct mutex userq_mutex; + bool userq_halt_for_enforce_isolation; }; static inline uint32_t amdgpu_ip_version(const struct amdgpu_device *adev, @@ -1464,6 +1557,7 @@ void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, 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 drm_device *dev); bool amdgpu_device_supports_px(struct drm_device *dev); bool amdgpu_device_supports_boco(struct drm_device *dev); |