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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu.h
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h47
1 files changed, 13 insertions, 34 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index a80c8cea7609..c4a21c6428f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -141,7 +141,6 @@ extern unsigned amdgpu_pcie_lane_cap;
#define CIK_CURSOR_HEIGHT 128
struct amdgpu_device;
-struct amdgpu_fence;
struct amdgpu_ib;
struct amdgpu_vm;
struct amdgpu_ring;
@@ -348,13 +347,15 @@ struct amdgpu_fence_driver {
uint64_t gpu_addr;
volatile uint32_t *cpu_addr;
/* sync_seq is protected by ring emission lock */
- uint64_t sync_seq;
- atomic64_t last_seq;
+ uint32_t sync_seq;
+ atomic_t last_seq;
bool initialized;
struct amdgpu_irq_src *irq_src;
unsigned irq_type;
struct timer_list fallback_timer;
- wait_queue_head_t fence_queue;
+ unsigned num_fences_mask;
+ spinlock_t lock;
+ struct fence **fences;
};
/* some special values for the owner field */
@@ -364,16 +365,6 @@ struct amdgpu_fence_driver {
#define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
#define AMDGPU_FENCE_FLAG_INT (1 << 1)
-struct amdgpu_fence {
- struct fence base;
-
- /* RB, DMA, etc. */
- struct amdgpu_ring *ring;
- uint64_t seq;
-
- wait_queue_t fence_wake;
-};
-
struct amdgpu_user_fence {
/* write-back bo */
struct amdgpu_bo *bo;
@@ -385,7 +376,8 @@ int amdgpu_fence_driver_init(struct amdgpu_device *adev);
void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
-int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
+int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
+ unsigned num_hw_submission);
int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
struct amdgpu_irq_src *irq_src,
unsigned irq_type);
@@ -393,7 +385,6 @@ void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence);
void amdgpu_fence_process(struct amdgpu_ring *ring);
-int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
@@ -539,11 +530,14 @@ int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
* Assumption is that there won't be hole (all object on same
* alignment).
*/
+
+#define AMDGPU_SA_NUM_FENCE_LISTS 32
+
struct amdgpu_sa_manager {
wait_queue_head_t wq;
struct amdgpu_bo *bo;
struct list_head *hole;
- struct list_head flist[AMDGPU_MAX_RINGS];
+ struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
struct list_head olist;
unsigned size;
uint64_t gpu_addr;
@@ -727,7 +721,6 @@ struct amdgpu_ib {
uint32_t length_dw;
uint64_t gpu_addr;
uint32_t *ptr;
- struct fence *fence;
struct amdgpu_user_fence *user;
struct amdgpu_vm *vm;
unsigned vm_id;
@@ -1143,7 +1136,7 @@ struct amdgpu_gfx {
int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
unsigned size, struct amdgpu_ib *ib);
-void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
+void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, struct fence *f);
int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
struct amdgpu_ib *ib, struct fence *last_vm_update,
struct fence **f);
@@ -1164,7 +1157,6 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
struct amdgpu_irq_src *irq_src, unsigned irq_type,
enum amdgpu_ring_type ring_type);
void amdgpu_ring_fini(struct amdgpu_ring *ring);
-struct amdgpu_ring *amdgpu_ring_from_fence(struct fence *f);
/*
* CS.
@@ -1206,6 +1198,7 @@ struct amdgpu_job {
struct amdgpu_ring *ring;
struct amdgpu_sync sync;
struct amdgpu_ib *ibs;
+ struct fence *fence; /* the hw fence */
uint32_t num_ibs;
void *owner;
struct amdgpu_user_fence uf;
@@ -2067,20 +2060,6 @@ u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
/*
- * Cast helper
- */
-extern const struct fence_ops amdgpu_fence_ops;
-static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
-{
- struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
-
- if (__f->base.ops == &amdgpu_fence_ops)
- return __f;
-
- return NULL;
-}
-
-/*
* Registers read & write functions.
*/
#define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)