From 945cb77bf79d59b21c8999134b142f6f5ce29380 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Wed, 30 Aug 2017 15:38:45 +0200 Subject: [PATCH 0865/4131] drm/amdgpu: cleanup the VM code a bit more MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The src isn't used any more after GART hack removal. Change-Id: I7c151fd9ed75eb970cd3488b9922662533f6bf2e Signed-off-by: Christian König Reviewed-by: Chunming Zhou Reviewed-by: Felix Kuehling --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 20 +++++--------------- 1 file changed, 5 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 413dc75..40f3703 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1476,7 +1476,6 @@ static int amdgpu_vm_frag_ptes(struct amdgpu_pte_update_params *params, * * @adev: amdgpu_device pointer * @exclusive: fence we need to sync to - * @src: address where to copy page table entries from * @pages_addr: DMA addresses to use for mapping * @vm: requested vm * @start: start of mapped range @@ -1490,7 +1489,6 @@ static int amdgpu_vm_frag_ptes(struct amdgpu_pte_update_params *params, */ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, struct dma_fence *exclusive, - uint64_t src, dma_addr_t *pages_addr, struct amdgpu_vm *vm, uint64_t start, uint64_t last, @@ -1508,7 +1506,6 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, memset(¶ms, 0, sizeof(params)); params.adev = adev; params.vm = vm; - params.src = src; /* sync to everything on unmapping */ if (!(flags & AMDGPU_PTE_VALID)) @@ -1548,13 +1545,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, /* one PDE write for each huge page */ ndw += ((nptes >> adev->vm_manager.block_size) + 1) * 6; - if (src) { - /* only copy commands needed */ - ndw += ncmds * 7; - - params.func = amdgpu_vm_do_copy_ptes; - - } else if (pages_addr) { + if (pages_addr) { /* copy commands needed */ ndw += ncmds * 7; @@ -1579,7 +1570,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, params.ib = &job->ibs[0]; - if (!src && pages_addr) { + if (pages_addr) { uint64_t *pte; unsigned i; @@ -1657,7 +1648,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, struct dma_fence **fence) { struct drm_mm_node *nodes = mem ? mem->mm_node : NULL; - uint64_t pfn, src = 0, start = mapping->start; + uint64_t pfn, start = mapping->start; int r; /* normally,bo_va->flags only contians READABLE and WIRTEABLE bit go here @@ -1726,8 +1717,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, addr += pfn << PAGE_SHIFT; last = min((uint64_t)mapping->last, start + max_entries - 1); - r = amdgpu_vm_bo_update_mapping(adev, exclusive, - src, pages_addr, vm, + r = amdgpu_vm_bo_update_mapping(adev, exclusive, pages_addr, vm, start, last, flags, addr, fence); if (r) @@ -1990,7 +1980,7 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev, if (vm->pte_support_ats) init_pte_value = AMDGPU_PTE_SYSTEM; - r = amdgpu_vm_bo_update_mapping(adev, NULL, 0, NULL, vm, + r = amdgpu_vm_bo_update_mapping(adev, NULL, NULL, vm, mapping->start, mapping->last, init_pte_value, 0, &f); amdgpu_vm_free_mapping(adev, vm, mapping, f); -- 2.7.4