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| author | Christian König <christian.koenig@amd.com> | 2016-09-28 12:03:04 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-10-25 14:38:27 -0400 |
| commit | f7da30d979d4c6af4b7f4fe3094e581d8c5812d7 (patch) | |
| tree | 146e1d60ebd94ec4be945449a6a399b4f5543b01 /drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | |
| parent | a7d64de659946e852cd8f2a9691a21ddbb4ebc86 (diff) | |
| download | linux-f7da30d979d4c6af4b7f4fe3094e581d8c5812d7.tar.bz2 | |
drm/amdgpu: move PT validation back into VM code v2
Saves a bunch of CPU cycles when swapping things back in and
allows us to split the VM headers into a separate file.
v2: rename parameters
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/drm/amd/amdgpu/amdgpu_gem.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index d4fce326502b..5dc0158b12db 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -469,6 +469,16 @@ out: return r; } +static int amdgpu_gem_va_check(void *param, struct amdgpu_bo *bo) +{ + unsigned domain = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type); + + /* if anything is swapped out don't swap it in here, + just abort and wait for the next CS */ + + return domain == AMDGPU_GEM_DOMAIN_CPU ? -ERESTARTSYS : 0; +} + /** * amdgpu_gem_va_update_vm -update the bo_va in its VM * @@ -479,7 +489,8 @@ out: * vital here, so they are not reported back to userspace. */ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va, uint32_t operation) + struct amdgpu_bo_va *bo_va, + uint32_t operation) { struct ttm_validate_buffer tv, *entry; struct amdgpu_bo_list_entry vm_pd; @@ -502,7 +513,6 @@ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, if (r) goto error_print; - amdgpu_vm_get_pt_bos(adev, bo_va->vm, &duplicates); list_for_each_entry(entry, &list, head) { domain = amdgpu_mem_type_to_domain(entry->bo->mem.mem_type); /* if anything is swapped out don't swap it in here, @@ -510,13 +520,10 @@ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, if (domain == AMDGPU_GEM_DOMAIN_CPU) goto error_unreserve; } - list_for_each_entry(entry, &duplicates, head) { - domain = amdgpu_mem_type_to_domain(entry->bo->mem.mem_type); - /* if anything is swapped out don't swap it in here, - just abort and wait for the next CS */ - if (domain == AMDGPU_GEM_DOMAIN_CPU) - goto error_unreserve; - } + r = amdgpu_vm_validate_pt_bos(adev, bo_va->vm, amdgpu_gem_va_check, + NULL); + if (r) + goto error_unreserve; r = amdgpu_vm_update_page_directory(adev, bo_va->vm); if (r) @@ -537,8 +544,6 @@ error_print: DRM_ERROR("Couldn't update BO_VA (%d)\n", r); } - - int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { |