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author | Christian König <christian.koenig@amd.com> | 2016-08-04 14:52:50 +0200 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2016-08-10 14:05:39 -0400 |
commit | 29efc4f5dfe47e992b04f92c4a4d990d03816e78 (patch) | |
tree | 8f6e5e34332a471560492fbb3e9c65b868eabe84 /drivers/gpu | |
parent | 1303c73c61fea8cc5509e5b0e3cbe5253e260ca1 (diff) | |
download | linux-stable-29efc4f5dfe47e992b04f92c4a4d990d03816e78.tar.gz linux-stable-29efc4f5dfe47e992b04f92c4a4d990d03816e78.tar.bz2 linux-stable-29efc4f5dfe47e992b04f92c4a4d990d03816e78.zip |
drm/amdgpu: rename amdgpu_vm_update_params
Well those are actually page table entry parameters.
This also makes the variable names used a bit shorter.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 91 |
1 files changed, 44 insertions, 47 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index ac209a51772b..577abfd3879e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -57,7 +57,7 @@ /* Local structure. Encapsulate some VM table update parameters to reduce * the number of function parameters */ -struct amdgpu_vm_update_params { +struct amdgpu_pte_update_params { /* address where to copy page table entries from */ uint64_t src; /* DMA addresses to use for mapping */ @@ -470,7 +470,7 @@ struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm, * amdgpu_vm_update_pages - helper to call the right asic function * * @adev: amdgpu_device pointer - * @vm_update_params: see amdgpu_vm_update_params definition + * @params: see amdgpu_pte_update_params definition * @pe: addr of the page entry * @addr: dst addr to write into pe * @count: number of page entries to update @@ -481,29 +481,28 @@ struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm, * to setup the page table using the DMA. */ static void amdgpu_vm_update_pages(struct amdgpu_device *adev, - struct amdgpu_vm_update_params - *vm_update_params, + struct amdgpu_pte_update_params *params, uint64_t pe, uint64_t addr, unsigned count, uint32_t incr, uint32_t flags) { trace_amdgpu_vm_set_page(pe, addr, count, incr, flags); - if (vm_update_params->src) { - amdgpu_vm_copy_pte(adev, vm_update_params->ib, - pe, (vm_update_params->src + (addr >> 12) * 8), count); + if (params->src) { + amdgpu_vm_copy_pte(adev, params->ib, + pe, (params->src + (addr >> 12) * 8), count); - } else if (vm_update_params->pages_addr) { - amdgpu_vm_write_pte(adev, vm_update_params->ib, - vm_update_params->pages_addr, + } else if (params->pages_addr) { + amdgpu_vm_write_pte(adev, params->ib, + params->pages_addr, pe, addr, count, incr, flags); } else if (count < 3) { - amdgpu_vm_write_pte(adev, vm_update_params->ib, NULL, pe, addr, + amdgpu_vm_write_pte(adev, params->ib, NULL, pe, addr, count, incr, flags); } else { - amdgpu_vm_set_pte_pde(adev, vm_update_params->ib, pe, addr, + amdgpu_vm_set_pte_pde(adev, params->ib, pe, addr, count, incr, flags); } } @@ -523,12 +522,12 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, struct amdgpu_ring *ring; struct fence *fence = NULL; struct amdgpu_job *job; - struct amdgpu_vm_update_params vm_update_params; + struct amdgpu_pte_update_params params; unsigned entries; uint64_t addr; int r; - memset(&vm_update_params, 0, sizeof(vm_update_params)); + memset(¶ms, 0, sizeof(params)); ring = container_of(vm->entity.sched, struct amdgpu_ring, sched); r = reservation_object_reserve_shared(bo->tbo.resv); @@ -546,8 +545,8 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, if (r) goto error; - vm_update_params.ib = &job->ibs[0]; - amdgpu_vm_update_pages(adev, &vm_update_params, addr, 0, entries, + params.ib = &job->ibs[0]; + amdgpu_vm_update_pages(adev, ¶ms, addr, 0, entries, 0, 0); amdgpu_ring_pad_ib(ring, &job->ibs[0]); @@ -620,12 +619,12 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, uint64_t last_pde = ~0, last_pt = ~0; unsigned count = 0, pt_idx, ndw; struct amdgpu_job *job; - struct amdgpu_vm_update_params vm_update_params; + struct amdgpu_pte_update_params params; struct fence *fence = NULL; int r; - memset(&vm_update_params, 0, sizeof(vm_update_params)); + memset(¶ms, 0, sizeof(params)); ring = container_of(vm->entity.sched, struct amdgpu_ring, sched); /* padding, etc. */ @@ -638,7 +637,7 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, if (r) return r; - vm_update_params.ib = &job->ibs[0]; + params.ib = &job->ibs[0]; /* walk over the address space and update the page directory */ for (pt_idx = 0; pt_idx <= vm->max_pde_used; ++pt_idx) { @@ -658,7 +657,7 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, ((last_pt + incr * count) != pt)) { if (count) { - amdgpu_vm_update_pages(adev, &vm_update_params, + amdgpu_vm_update_pages(adev, ¶ms, last_pde, last_pt, count, incr, AMDGPU_PTE_VALID); @@ -673,15 +672,15 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, } if (count) - amdgpu_vm_update_pages(adev, &vm_update_params, + amdgpu_vm_update_pages(adev, ¶ms, last_pde, last_pt, count, incr, AMDGPU_PTE_VALID); - if (vm_update_params.ib->length_dw != 0) { - amdgpu_ring_pad_ib(ring, vm_update_params.ib); + if (params.ib->length_dw != 0) { + amdgpu_ring_pad_ib(ring, params.ib); amdgpu_sync_resv(adev, &job->sync, pd->tbo.resv, AMDGPU_FENCE_OWNER_VM); - WARN_ON(vm_update_params.ib->length_dw > ndw); + WARN_ON(params.ib->length_dw > ndw); r = amdgpu_job_submit(job, ring, &vm->entity, AMDGPU_FENCE_OWNER_VM, &fence); if (r) @@ -707,15 +706,14 @@ error_free: * amdgpu_vm_frag_ptes - add fragment information to PTEs * * @adev: amdgpu_device pointer - * @vm_update_params: see amdgpu_vm_update_params definition + * @params: see amdgpu_pte_update_params definition * @pe_start: first PTE to handle * @pe_end: last PTE to handle * @addr: addr those PTEs should point to * @flags: hw mapping flags */ static void amdgpu_vm_frag_ptes(struct amdgpu_device *adev, - struct amdgpu_vm_update_params - *vm_update_params, + struct amdgpu_pte_update_params *params, uint64_t pe_start, uint64_t pe_end, uint64_t addr, uint32_t flags) { @@ -752,11 +750,11 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_device *adev, return; /* system pages are non continuously */ - if (vm_update_params->src || vm_update_params->pages_addr || + if (params->src || params->pages_addr || !(flags & AMDGPU_PTE_VALID) || (frag_start >= frag_end)) { count = (pe_end - pe_start) / 8; - amdgpu_vm_update_pages(adev, vm_update_params, pe_start, + amdgpu_vm_update_pages(adev, params, pe_start, addr, count, AMDGPU_GPU_PAGE_SIZE, flags); return; @@ -765,21 +763,21 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_device *adev, /* handle the 4K area at the beginning */ if (pe_start != frag_start) { count = (frag_start - pe_start) / 8; - amdgpu_vm_update_pages(adev, vm_update_params, pe_start, addr, + amdgpu_vm_update_pages(adev, params, pe_start, addr, count, AMDGPU_GPU_PAGE_SIZE, flags); addr += AMDGPU_GPU_PAGE_SIZE * count; } /* handle the area in the middle */ count = (frag_end - frag_start) / 8; - amdgpu_vm_update_pages(adev, vm_update_params, frag_start, addr, count, + amdgpu_vm_update_pages(adev, params, frag_start, addr, count, AMDGPU_GPU_PAGE_SIZE, flags | frag_flags); /* handle the 4K area at the end */ if (frag_end != pe_end) { addr += AMDGPU_GPU_PAGE_SIZE * count; count = (pe_end - frag_end) / 8; - amdgpu_vm_update_pages(adev, vm_update_params, frag_end, addr, + amdgpu_vm_update_pages(adev, params, frag_end, addr, count, AMDGPU_GPU_PAGE_SIZE, flags); } } @@ -788,7 +786,7 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_device *adev, * amdgpu_vm_update_ptes - make sure that page tables are valid * * @adev: amdgpu_device pointer - * @vm_update_params: see amdgpu_vm_update_params definition + * @params: see amdgpu_pte_update_params definition * @vm: requested vm * @start: start of GPU address range * @end: end of GPU address range @@ -798,8 +796,7 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_device *adev, * Update the page tables in the range @start - @end. */ static void amdgpu_vm_update_ptes(struct amdgpu_device *adev, - struct amdgpu_vm_update_params - *vm_update_params, + struct amdgpu_pte_update_params *params, struct amdgpu_vm *vm, uint64_t start, uint64_t end, uint64_t dst, uint32_t flags) @@ -852,7 +849,7 @@ static void amdgpu_vm_update_ptes(struct amdgpu_device *adev, */ cur_pe_end += 8 * nptes; } else { - amdgpu_vm_frag_ptes(adev, vm_update_params, + amdgpu_vm_frag_ptes(adev, params, cur_pe_start, cur_pe_end, cur_dst, flags); @@ -866,7 +863,7 @@ static void amdgpu_vm_update_ptes(struct amdgpu_device *adev, dst += nptes * AMDGPU_GPU_PAGE_SIZE; } - amdgpu_vm_frag_ptes(adev, vm_update_params, cur_pe_start, + amdgpu_vm_frag_ptes(adev, params, cur_pe_start, cur_pe_end, cur_dst, flags); } @@ -900,14 +897,14 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, void *owner = AMDGPU_FENCE_OWNER_VM; unsigned nptes, ncmds, ndw; struct amdgpu_job *job; - struct amdgpu_vm_update_params vm_update_params; + struct amdgpu_pte_update_params params; struct fence *f = NULL; int r; ring = container_of(vm->entity.sched, struct amdgpu_ring, sched); - memset(&vm_update_params, 0, sizeof(vm_update_params)); - vm_update_params.src = src; - vm_update_params.pages_addr = pages_addr; + memset(¶ms, 0, sizeof(params)); + params.src = src; + params.pages_addr = pages_addr; /* sync to everything on unmapping */ if (!(flags & AMDGPU_PTE_VALID)) @@ -924,11 +921,11 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, /* padding, etc. */ ndw = 64; - if (vm_update_params.src) { + if (params.src) { /* only copy commands needed */ ndw += ncmds * 7; - } else if (vm_update_params.pages_addr) { + } else if (params.pages_addr) { /* header for write data commands */ ndw += ncmds * 4; @@ -947,7 +944,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, if (r) return r; - vm_update_params.ib = &job->ibs[0]; + params.ib = &job->ibs[0]; r = amdgpu_sync_fence(adev, &job->sync, exclusive); if (r) @@ -962,11 +959,11 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, if (r) goto error_free; - amdgpu_vm_update_ptes(adev, &vm_update_params, vm, start, + amdgpu_vm_update_ptes(adev, ¶ms, vm, start, last + 1, addr, flags); - amdgpu_ring_pad_ib(ring, vm_update_params.ib); - WARN_ON(vm_update_params.ib->length_dw > ndw); + amdgpu_ring_pad_ib(ring, params.ib); + WARN_ON(params.ib->length_dw > ndw); r = amdgpu_job_submit(job, ring, &vm->entity, AMDGPU_FENCE_OWNER_VM, &f); if (r) |