1caab277bSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2c8afe684SRob Clark /* 3c8afe684SRob Clark * Copyright (C) 2013 Red Hat 4c8afe684SRob Clark * Author: Rob Clark <robdclark@gmail.com> 5c8afe684SRob Clark */ 6c8afe684SRob Clark 7c8afe684SRob Clark #ifndef __MSM_GEM_H__ 8c8afe684SRob Clark #define __MSM_GEM_H__ 9c8afe684SRob Clark 10ee546cd3SJordan Crouse #include <linux/kref.h> 1152791eeeSChristian König #include <linux/dma-resv.h> 121d8a5ca4SRob Clark #include "drm/gpu_scheduler.h" 13c8afe684SRob Clark #include "msm_drv.h" 14c8afe684SRob Clark 1590643a24SRob Clark /* Make all GEM related WARN_ON()s ratelimited.. when things go wrong they 1690643a24SRob Clark * tend to go wrong 1000s of times in a short timespan. 1790643a24SRob Clark */ 1890643a24SRob Clark #define GEM_WARN_ON(x) WARN_RATELIMIT(x, "%s", __stringify(x)) 1990643a24SRob Clark 20072f1f91SRob Clark /* Additional internal-use only BO flags: */ 21072f1f91SRob Clark #define MSM_BO_STOLEN 0x10000000 /* try to use stolen/splash memory */ 220b462d7aSJonathan Marek #define MSM_BO_MAP_PRIV 0x20000000 /* use IOMMU_PRIV when mapping */ 23072f1f91SRob Clark 24667ce33eSRob Clark struct msm_gem_address_space { 25667ce33eSRob Clark const char *name; 26667ce33eSRob Clark /* NOTE: mm managed at the page level, size is in # of pages 27667ce33eSRob Clark * and position mm_node->start is in # of pages: 28667ce33eSRob Clark */ 29667ce33eSRob Clark struct drm_mm mm; 300e08270aSSushmita Susheelendra spinlock_t lock; /* Protects drm_mm node allocation/removal */ 31667ce33eSRob Clark struct msm_mmu *mmu; 32ee546cd3SJordan Crouse struct kref kref; 3325faf2f2SRob Clark 3425faf2f2SRob Clark /* For address spaces associated with a specific process, this 3525faf2f2SRob Clark * will be non-NULL: 3625faf2f2SRob Clark */ 3725faf2f2SRob Clark struct pid *pid; 38bc211258SRob Clark 39bc211258SRob Clark /* @faults: the number of GPU hangs associated with this address space */ 40bc211258SRob Clark int faults; 41667ce33eSRob Clark }; 42667ce33eSRob Clark 43*695383a1SRob Clark struct msm_gem_address_space * 44*695383a1SRob Clark msm_gem_address_space_get(struct msm_gem_address_space *aspace); 45*695383a1SRob Clark 46*695383a1SRob Clark void msm_gem_address_space_put(struct msm_gem_address_space *aspace); 47*695383a1SRob Clark 48*695383a1SRob Clark struct msm_gem_address_space * 49*695383a1SRob Clark msm_gem_address_space_create(struct msm_mmu *mmu, const char *name, 50*695383a1SRob Clark u64 va_start, u64 size); 51*695383a1SRob Clark 52667ce33eSRob Clark struct msm_gem_vma { 53667ce33eSRob Clark struct drm_mm_node node; 54667ce33eSRob Clark uint64_t iova; 554b85f7f5SRob Clark struct msm_gem_address_space *aspace; 564b85f7f5SRob Clark struct list_head list; /* node in msm_gem_object::vmas */ 57c0ee9794SJordan Crouse bool mapped; 587ad0e8cfSJordan Crouse int inuse; 59667ce33eSRob Clark }; 60667ce33eSRob Clark 61*695383a1SRob Clark int msm_gem_init_vma(struct msm_gem_address_space *aspace, 62*695383a1SRob Clark struct msm_gem_vma *vma, int npages, 63*695383a1SRob Clark u64 range_start, u64 range_end); 64*695383a1SRob Clark void msm_gem_purge_vma(struct msm_gem_address_space *aspace, 65*695383a1SRob Clark struct msm_gem_vma *vma); 66*695383a1SRob Clark void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, 67*695383a1SRob Clark struct msm_gem_vma *vma); 68*695383a1SRob Clark int msm_gem_map_vma(struct msm_gem_address_space *aspace, 69*695383a1SRob Clark struct msm_gem_vma *vma, int prot, 70*695383a1SRob Clark struct sg_table *sgt, int npages); 71*695383a1SRob Clark void msm_gem_close_vma(struct msm_gem_address_space *aspace, 72*695383a1SRob Clark struct msm_gem_vma *vma); 73*695383a1SRob Clark 74c8afe684SRob Clark struct msm_gem_object { 75c8afe684SRob Clark struct drm_gem_object base; 76c8afe684SRob Clark 77c8afe684SRob Clark uint32_t flags; 78c8afe684SRob Clark 794cd33c48SRob Clark /** 804cd33c48SRob Clark * Advice: are the backing pages purgeable? 814cd33c48SRob Clark */ 824cd33c48SRob Clark uint8_t madv; 834cd33c48SRob Clark 84e1e9db2cSRob Clark /** 85cc8a4d5aSRob Clark * Is object on inactive_dontneed list (ie. counted in priv->shrinkable_count)? 86cc8a4d5aSRob Clark */ 87cc8a4d5aSRob Clark bool dontneed : 1; 88cc8a4d5aSRob Clark 89cc8a4d5aSRob Clark /** 9064fcbde7SRob Clark * Is object evictable (ie. counted in priv->evictable_count)? 9164fcbde7SRob Clark */ 9264fcbde7SRob Clark bool evictable : 1; 9364fcbde7SRob Clark 9464fcbde7SRob Clark /** 95e1e9db2cSRob Clark * count of active vmap'ing 96e1e9db2cSRob Clark */ 97e1e9db2cSRob Clark uint8_t vmap_count; 98e1e9db2cSRob Clark 99cc8a4d5aSRob Clark /** 1006ed0897cSRob Clark * Node in list of all objects (mainly for debugfs, protected by 1016ed0897cSRob Clark * priv->obj_lock 1026ed0897cSRob Clark */ 1036ed0897cSRob Clark struct list_head node; 1046ed0897cSRob Clark 1056ed0897cSRob Clark /** 106cc8a4d5aSRob Clark * An object is either: 1076ed0897cSRob Clark * inactive - on priv->inactive_dontneed or priv->inactive_willneed 10864fcbde7SRob Clark * (depending on purgeability status) 1097198e6b0SRob Clark * active - on one one of the gpu's active_list.. well, at 1107198e6b0SRob Clark * least for now we don't have (I don't think) hw sync between 1117198e6b0SRob Clark * 2d and 3d one devices which have both, meaning we need to 1127198e6b0SRob Clark * block on submit if a bo is already on other ring 1137198e6b0SRob Clark */ 114c8afe684SRob Clark struct list_head mm_list; 1157198e6b0SRob Clark 116c8afe684SRob Clark struct page **pages; 117c8afe684SRob Clark struct sg_table *sgt; 118c8afe684SRob Clark void *vaddr; 119c8afe684SRob Clark 1204b85f7f5SRob Clark struct list_head vmas; /* list of msm_gem_vma */ 1217198e6b0SRob Clark 122871d812aSRob Clark /* For physically contiguous buffers. Used when we don't have 123072f1f91SRob Clark * an IOMMU. Also used for stolen/splashscreen buffer. 124871d812aSRob Clark */ 125871d812aSRob Clark struct drm_mm_node *vram_node; 1260815d774SJordan Crouse 1270815d774SJordan Crouse char name[32]; /* Identifier to print for the debugfs files */ 1289d8baa2bSAkhil P Oommen 129ab5c54cbSRob Clark int active_count; 13064fcbde7SRob Clark int pin_count; 131c8afe684SRob Clark }; 132c8afe684SRob Clark #define to_msm_bo(x) container_of(x, struct msm_gem_object, base) 133c8afe684SRob Clark 1348f642378SRob Clark uint64_t msm_gem_mmap_offset(struct drm_gem_object *obj); 1358f642378SRob Clark int msm_gem_get_iova(struct drm_gem_object *obj, 1368f642378SRob Clark struct msm_gem_address_space *aspace, uint64_t *iova); 1378f642378SRob Clark int msm_gem_get_and_pin_iova_range(struct drm_gem_object *obj, 1388f642378SRob Clark struct msm_gem_address_space *aspace, uint64_t *iova, 1398f642378SRob Clark u64 range_start, u64 range_end); 140e4b87d22SRob Clark int msm_gem_get_and_pin_iova_locked(struct drm_gem_object *obj, 141e4b87d22SRob Clark struct msm_gem_address_space *aspace, uint64_t *iova); 1428f642378SRob Clark int msm_gem_get_and_pin_iova(struct drm_gem_object *obj, 1438f642378SRob Clark struct msm_gem_address_space *aspace, uint64_t *iova); 1448f642378SRob Clark uint64_t msm_gem_iova(struct drm_gem_object *obj, 1458f642378SRob Clark struct msm_gem_address_space *aspace); 146e4b87d22SRob Clark void msm_gem_unpin_iova_locked(struct drm_gem_object *obj, 147e4b87d22SRob Clark struct msm_gem_address_space *aspace); 1488f642378SRob Clark void msm_gem_unpin_iova(struct drm_gem_object *obj, 1498f642378SRob Clark struct msm_gem_address_space *aspace); 1508f642378SRob Clark struct page **msm_gem_get_pages(struct drm_gem_object *obj); 1518f642378SRob Clark void msm_gem_put_pages(struct drm_gem_object *obj); 1528f642378SRob Clark int msm_gem_dumb_create(struct drm_file *file, struct drm_device *dev, 1538f642378SRob Clark struct drm_mode_create_dumb *args); 1548f642378SRob Clark int msm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, 1558f642378SRob Clark uint32_t handle, uint64_t *offset); 156e4b87d22SRob Clark void *msm_gem_get_vaddr_locked(struct drm_gem_object *obj); 1578f642378SRob Clark void *msm_gem_get_vaddr(struct drm_gem_object *obj); 1588f642378SRob Clark void *msm_gem_get_vaddr_active(struct drm_gem_object *obj); 159e4b87d22SRob Clark void msm_gem_put_vaddr_locked(struct drm_gem_object *obj); 1608f642378SRob Clark void msm_gem_put_vaddr(struct drm_gem_object *obj); 1618f642378SRob Clark int msm_gem_madvise(struct drm_gem_object *obj, unsigned madv); 1628f642378SRob Clark void msm_gem_active_get(struct drm_gem_object *obj, struct msm_gpu *gpu); 1638f642378SRob Clark void msm_gem_active_put(struct drm_gem_object *obj); 1648f642378SRob Clark int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, ktime_t *timeout); 1658f642378SRob Clark int msm_gem_cpu_fini(struct drm_gem_object *obj); 1668f642378SRob Clark void msm_gem_free_object(struct drm_gem_object *obj); 1678f642378SRob Clark int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file, 1688f642378SRob Clark uint32_t size, uint32_t flags, uint32_t *handle, char *name); 1698f642378SRob Clark struct drm_gem_object *msm_gem_new(struct drm_device *dev, 1708f642378SRob Clark uint32_t size, uint32_t flags); 1718f642378SRob Clark void *msm_gem_kernel_new(struct drm_device *dev, uint32_t size, 1728f642378SRob Clark uint32_t flags, struct msm_gem_address_space *aspace, 1738f642378SRob Clark struct drm_gem_object **bo, uint64_t *iova); 1748f642378SRob Clark void msm_gem_kernel_put(struct drm_gem_object *bo, 175030af2b0SRob Clark struct msm_gem_address_space *aspace); 1768f642378SRob Clark struct drm_gem_object *msm_gem_import(struct drm_device *dev, 1778f642378SRob Clark struct dma_buf *dmabuf, struct sg_table *sgt); 1788f642378SRob Clark __printf(2, 3) 1798f642378SRob Clark void msm_gem_object_set_name(struct drm_gem_object *bo, const char *fmt, ...); 180528107c8SRob Clark 181f48f3563SRob Clark #ifdef CONFIG_DEBUG_FS 182528107c8SRob Clark struct msm_gem_stats { 183528107c8SRob Clark struct { 184528107c8SRob Clark unsigned count; 185528107c8SRob Clark size_t size; 186f48f3563SRob Clark } all, active, resident, purgeable, purged; 187528107c8SRob Clark }; 188528107c8SRob Clark 189528107c8SRob Clark void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, 190528107c8SRob Clark struct msm_gem_stats *stats); 1918f642378SRob Clark void msm_gem_describe_objects(struct list_head *list, struct seq_file *m); 1928f642378SRob Clark #endif 1938f642378SRob Clark 194a6ae74c9SRob Clark static inline void 195a6ae74c9SRob Clark msm_gem_lock(struct drm_gem_object *obj) 196a6ae74c9SRob Clark { 1976c0e3ea2SRob Clark dma_resv_lock(obj->resv, NULL); 198a6ae74c9SRob Clark } 199a6ae74c9SRob Clark 200599089c6SRob Clark static inline bool __must_check 201599089c6SRob Clark msm_gem_trylock(struct drm_gem_object *obj) 202599089c6SRob Clark { 2036c0e3ea2SRob Clark return dma_resv_trylock(obj->resv); 204599089c6SRob Clark } 205599089c6SRob Clark 206a6ae74c9SRob Clark static inline int 207a6ae74c9SRob Clark msm_gem_lock_interruptible(struct drm_gem_object *obj) 208a6ae74c9SRob Clark { 2096c0e3ea2SRob Clark return dma_resv_lock_interruptible(obj->resv, NULL); 210a6ae74c9SRob Clark } 211a6ae74c9SRob Clark 212a6ae74c9SRob Clark static inline void 213a6ae74c9SRob Clark msm_gem_unlock(struct drm_gem_object *obj) 214a6ae74c9SRob Clark { 2156c0e3ea2SRob Clark dma_resv_unlock(obj->resv); 216a6ae74c9SRob Clark } 217a6ae74c9SRob Clark 218a6ae74c9SRob Clark static inline bool 219a6ae74c9SRob Clark msm_gem_is_locked(struct drm_gem_object *obj) 220a6ae74c9SRob Clark { 2216c0e3ea2SRob Clark return dma_resv_is_locked(obj->resv); 222a6ae74c9SRob Clark } 223a6ae74c9SRob Clark 2247198e6b0SRob Clark static inline bool is_active(struct msm_gem_object *msm_obj) 2257198e6b0SRob Clark { 22690643a24SRob Clark GEM_WARN_ON(!msm_gem_is_locked(&msm_obj->base)); 227ab5c54cbSRob Clark return msm_obj->active_count; 2287198e6b0SRob Clark } 2297198e6b0SRob Clark 2300054eeb7SRob Clark /* imported/exported objects are not purgeable: */ 2310054eeb7SRob Clark static inline bool is_unpurgeable(struct msm_gem_object *msm_obj) 232cc8a4d5aSRob Clark { 23310f76165SRob Clark return msm_obj->base.import_attach || msm_obj->pin_count; 234cc8a4d5aSRob Clark } 235cc8a4d5aSRob Clark 23668209390SRob Clark static inline bool is_purgeable(struct msm_gem_object *msm_obj) 23768209390SRob Clark { 23868209390SRob Clark return (msm_obj->madv == MSM_MADV_DONTNEED) && msm_obj->sgt && 2390054eeb7SRob Clark !is_unpurgeable(msm_obj); 24068209390SRob Clark } 24168209390SRob Clark 242e1e9db2cSRob Clark static inline bool is_vunmapable(struct msm_gem_object *msm_obj) 243e1e9db2cSRob Clark { 24490643a24SRob Clark GEM_WARN_ON(!msm_gem_is_locked(&msm_obj->base)); 245e1e9db2cSRob Clark return (msm_obj->vmap_count == 0) && msm_obj->vaddr; 246e1e9db2cSRob Clark } 247e1e9db2cSRob Clark 2480054eeb7SRob Clark static inline void mark_purgeable(struct msm_gem_object *msm_obj) 249cc8a4d5aSRob Clark { 250cc8a4d5aSRob Clark struct msm_drm_private *priv = msm_obj->base.dev->dev_private; 251cc8a4d5aSRob Clark 25290643a24SRob Clark GEM_WARN_ON(!mutex_is_locked(&priv->mm_lock)); 253cc8a4d5aSRob Clark 2540054eeb7SRob Clark if (is_unpurgeable(msm_obj)) 255cc8a4d5aSRob Clark return; 256cc8a4d5aSRob Clark 25790643a24SRob Clark if (GEM_WARN_ON(msm_obj->dontneed)) 258cc8a4d5aSRob Clark return; 259cc8a4d5aSRob Clark 260cc8a4d5aSRob Clark priv->shrinkable_count += msm_obj->base.size >> PAGE_SHIFT; 261cc8a4d5aSRob Clark msm_obj->dontneed = true; 262cc8a4d5aSRob Clark } 263cc8a4d5aSRob Clark 2640054eeb7SRob Clark static inline void mark_unpurgeable(struct msm_gem_object *msm_obj) 265cc8a4d5aSRob Clark { 266cc8a4d5aSRob Clark struct msm_drm_private *priv = msm_obj->base.dev->dev_private; 267cc8a4d5aSRob Clark 26890643a24SRob Clark GEM_WARN_ON(!mutex_is_locked(&priv->mm_lock)); 269cc8a4d5aSRob Clark 2700054eeb7SRob Clark if (is_unpurgeable(msm_obj)) 271cc8a4d5aSRob Clark return; 272cc8a4d5aSRob Clark 27390643a24SRob Clark if (GEM_WARN_ON(!msm_obj->dontneed)) 274cc8a4d5aSRob Clark return; 275cc8a4d5aSRob Clark 276cc8a4d5aSRob Clark priv->shrinkable_count -= msm_obj->base.size >> PAGE_SHIFT; 27790643a24SRob Clark GEM_WARN_ON(priv->shrinkable_count < 0); 278cc8a4d5aSRob Clark msm_obj->dontneed = false; 279cc8a4d5aSRob Clark } 280cc8a4d5aSRob Clark 28164fcbde7SRob Clark static inline bool is_unevictable(struct msm_gem_object *msm_obj) 28264fcbde7SRob Clark { 28310f76165SRob Clark return is_unpurgeable(msm_obj) || msm_obj->vaddr; 28464fcbde7SRob Clark } 28564fcbde7SRob Clark 28664fcbde7SRob Clark static inline void mark_evictable(struct msm_gem_object *msm_obj) 28764fcbde7SRob Clark { 28864fcbde7SRob Clark struct msm_drm_private *priv = msm_obj->base.dev->dev_private; 28964fcbde7SRob Clark 29064fcbde7SRob Clark WARN_ON(!mutex_is_locked(&priv->mm_lock)); 29164fcbde7SRob Clark 29264fcbde7SRob Clark if (is_unevictable(msm_obj)) 29364fcbde7SRob Clark return; 29464fcbde7SRob Clark 29564fcbde7SRob Clark if (WARN_ON(msm_obj->evictable)) 29664fcbde7SRob Clark return; 29764fcbde7SRob Clark 29864fcbde7SRob Clark priv->evictable_count += msm_obj->base.size >> PAGE_SHIFT; 29964fcbde7SRob Clark msm_obj->evictable = true; 30064fcbde7SRob Clark } 30164fcbde7SRob Clark 30264fcbde7SRob Clark static inline void mark_unevictable(struct msm_gem_object *msm_obj) 30364fcbde7SRob Clark { 30464fcbde7SRob Clark struct msm_drm_private *priv = msm_obj->base.dev->dev_private; 30564fcbde7SRob Clark 30664fcbde7SRob Clark WARN_ON(!mutex_is_locked(&priv->mm_lock)); 30764fcbde7SRob Clark 30864fcbde7SRob Clark if (is_unevictable(msm_obj)) 30964fcbde7SRob Clark return; 31064fcbde7SRob Clark 31164fcbde7SRob Clark if (WARN_ON(!msm_obj->evictable)) 31264fcbde7SRob Clark return; 31364fcbde7SRob Clark 31464fcbde7SRob Clark priv->evictable_count -= msm_obj->base.size >> PAGE_SHIFT; 31564fcbde7SRob Clark WARN_ON(priv->evictable_count < 0); 31664fcbde7SRob Clark msm_obj->evictable = false; 31764fcbde7SRob Clark } 31864fcbde7SRob Clark 319599089c6SRob Clark void msm_gem_purge(struct drm_gem_object *obj); 32064fcbde7SRob Clark void msm_gem_evict(struct drm_gem_object *obj); 321599089c6SRob Clark void msm_gem_vunmap(struct drm_gem_object *obj); 3220e08270aSSushmita Susheelendra 3237198e6b0SRob Clark /* Created per submit-ioctl, to track bo's and cmdstream bufs, etc, 3247198e6b0SRob Clark * associated with the cmdstream submission for synchronization (and 325375f9a63SRob Clark * make it easier to unwind when things go wrong, etc). 3267198e6b0SRob Clark */ 3277198e6b0SRob Clark struct msm_gem_submit { 3281d8a5ca4SRob Clark struct drm_sched_job base; 329964d2f97SRob Clark struct kref ref; 3307198e6b0SRob Clark struct drm_device *dev; 3317198e6b0SRob Clark struct msm_gpu *gpu; 332295b22aeSJordan Crouse struct msm_gem_address_space *aspace; 333f97decacSJordan Crouse struct list_head node; /* node in ring submit list */ 3347198e6b0SRob Clark struct ww_acquire_ctx ticket; 335f97decacSJordan Crouse uint32_t seqno; /* Sequence number of the submit on the ring */ 3361d8a5ca4SRob Clark 3371d8a5ca4SRob Clark /* Hw fence, which is created when the scheduler executes the job, and 3381d8a5ca4SRob Clark * is signaled when the hw finishes (via seqno write from cmdstream) 3391d8a5ca4SRob Clark */ 3401d8a5ca4SRob Clark struct dma_fence *hw_fence; 3411d8a5ca4SRob Clark 3421d8a5ca4SRob Clark /* Userspace visible fence, which is signaled by the scheduler after 3431d8a5ca4SRob Clark * the hw_fence is signaled. 3441d8a5ca4SRob Clark */ 3451d8a5ca4SRob Clark struct dma_fence *user_fence; 3461d8a5ca4SRob Clark 347a61acbbeSRob Clark int fence_id; /* key into queue->fence_idr */ 348f7de1545SJordan Crouse struct msm_gpu_submitqueue *queue; 3494816b626SRob Clark struct pid *pid; /* submitting process */ 350e25e92e0SRob Clark bool fault_dumped; /* Limit devcoredump dumping to one per submit */ 351340faef2SRob Clark bool valid; /* true if no cmdstream patching needed */ 3526a8bd08dSRob Clark bool in_rb; /* "sudo" mode, copy cmds into RB */ 353f97decacSJordan Crouse struct msm_ringbuffer *ring; 3547198e6b0SRob Clark unsigned int nr_cmds; 3557198e6b0SRob Clark unsigned int nr_bos; 3564241db42SJordan Crouse u32 ident; /* A "identifier" for the submit for logging */ 3577198e6b0SRob Clark struct { 3587198e6b0SRob Clark uint32_t type; 3597198e6b0SRob Clark uint32_t size; /* in dwords */ 36078babc16SRob Clark uint64_t iova; 36120224d71SRob Clark uint32_t offset;/* in dwords */ 362a7d3c950SRob Clark uint32_t idx; /* cmdstream buffer idx in bos[] */ 36320224d71SRob Clark uint32_t nr_relocs; 36420224d71SRob Clark struct drm_msm_gem_submit_reloc *relocs; 3656b597ce2SRob Clark } *cmd; /* array of size nr_cmds */ 3667198e6b0SRob Clark struct { 3677198e6b0SRob Clark uint32_t flags; 368b673499aSKristian H. Kristensen union { 3697198e6b0SRob Clark struct msm_gem_object *obj; 370b673499aSKristian H. Kristensen uint32_t handle; 371b673499aSKristian H. Kristensen }; 37278babc16SRob Clark uint64_t iova; 3734c145df1SGustavo A. R. Silva } bos[]; 3747198e6b0SRob Clark }; 3757198e6b0SRob Clark 3761d8a5ca4SRob Clark static inline struct msm_gem_submit *to_msm_submit(struct drm_sched_job *job) 3771d8a5ca4SRob Clark { 3781d8a5ca4SRob Clark return container_of(job, struct msm_gem_submit, base); 3791d8a5ca4SRob Clark } 3801d8a5ca4SRob Clark 381964d2f97SRob Clark void __msm_gem_submit_destroy(struct kref *kref); 382964d2f97SRob Clark 383964d2f97SRob Clark static inline void msm_gem_submit_get(struct msm_gem_submit *submit) 384964d2f97SRob Clark { 385964d2f97SRob Clark kref_get(&submit->ref); 386964d2f97SRob Clark } 387964d2f97SRob Clark 388964d2f97SRob Clark static inline void msm_gem_submit_put(struct msm_gem_submit *submit) 389964d2f97SRob Clark { 390964d2f97SRob Clark kref_put(&submit->ref, __msm_gem_submit_destroy); 391964d2f97SRob Clark } 392964d2f97SRob Clark 393be40596bSRob Clark void msm_submit_retire(struct msm_gem_submit *submit); 394be40596bSRob Clark 395e515af8dSRob Clark /* helper to determine of a buffer in submit should be dumped, used for both 396e515af8dSRob Clark * devcoredump and debugfs cmdstream dumping: 397e515af8dSRob Clark */ 398e515af8dSRob Clark static inline bool 399e515af8dSRob Clark should_dump(struct msm_gem_submit *submit, int idx) 400e515af8dSRob Clark { 401e515af8dSRob Clark extern bool rd_full; 402e515af8dSRob Clark return rd_full || (submit->bos[idx].flags & MSM_SUBMIT_BO_DUMP); 403e515af8dSRob Clark } 404e515af8dSRob Clark 405c8afe684SRob Clark #endif /* __MSM_GEM_H__ */ 406