OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

anv: Wrapper around I915_GEM_CREATE_EXT_MEMORY_REGIONS

Browse Source 
v2 (Jordan Justin):
 - add anv_gem_stubs.c impl

v3 (Jason Ekstrand):
 - Use the upstream uAPI
 - Rework the interface a bit

Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5599>
This commit is contained in:
Sagar Ghuge
2020-03-31 18:26:20 -07:00
committed by Marge Bot
parent 65e8d72bc1
commit 3f8eca7f82
3 changed files with 36 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
src/intel/vulkan/anv_gem.c
View File

@@ -65,6 +65,31 @@ anv_gem_close(struct anv_device *device, uint32_t gem_handle)
intel_ioctl(device->fd, DRM_IOCTL_GEM_CLOSE, &close); intel_ioctl(device->fd, DRM_IOCTL_GEM_CLOSE, &close);
} }
uint32_t
anv_gem_create_regions(struct anv_device *device, uint64_t anv_bo_size,
uint32_t num_regions,
struct drm_i915_gem_memory_class_instance *regions)
{
struct drm_i915_gem_create_ext_memory_regions ext_regions = {
.base = { .name = I915_GEM_CREATE_EXT_MEMORY_REGIONS },
.num_regions = num_regions,
.regions = (uintptr_t)regions,
};
struct drm_i915_gem_create_ext gem_create = {
.size = anv_bo_size,
.extensions = (uintptr_t) &ext_regions,
};
int ret = intel_ioctl(device->fd, DRM_IOCTL_I915_GEM_CREATE_EXT,
&gem_create);
if (ret != 0) {
return 0;
}
return gem_create.handle;
}
/** /**
* Wrapper around DRM_IOCTL_I915_GEM_MMAP. Returns MAP_FAILED on error. * Wrapper around DRM_IOCTL_I915_GEM_MMAP. Returns MAP_FAILED on error.
*/ */

8
src/intel/vulkan/anv_gem_stubs.c
View File

@@ -45,6 +45,14 @@ anv_gem_close(struct anv_device *device, uint32_t gem_handle)
close(gem_handle); close(gem_handle);
} }
uint32_t
anv_gem_create_regions(struct anv_device *device, uint64_t anv_bo_size,
uint32_t num_regions,
struct drm_i915_gem_memory_class_instance *regions)
{
return 0;
}
void* void*
anv_gem_mmap(struct anv_device *device, uint32_t gem_handle, anv_gem_mmap(struct anv_device *device, uint32_t gem_handle,
uint64_t offset, uint64_t size, uint32_t flags) uint64_t offset, uint64_t size, uint32_t flags)

3
src/intel/vulkan/anv_private.h
View File

@@ -1452,6 +1452,9 @@ void* anv_gem_mmap(struct anv_device *device,
void anv_gem_munmap(struct anv_device *device, void *p, uint64_t size); void anv_gem_munmap(struct anv_device *device, void *p, uint64_t size);
uint32_t anv_gem_create(struct anv_device *device, uint64_t size); uint32_t anv_gem_create(struct anv_device *device, uint64_t size);
void anv_gem_close(struct anv_device *device, uint32_t gem_handle); void anv_gem_close(struct anv_device *device, uint32_t gem_handle);
uint32_t anv_gem_create_regions(struct anv_device *device, uint64_t anv_bo_size,
uint32_t num_regions,
struct drm_i915_gem_memory_class_instance *regions);
uint32_t anv_gem_userptr(struct anv_device *device, void *mem, size_t size); uint32_t anv_gem_userptr(struct anv_device *device, void *mem, size_t size);
int anv_gem_busy(struct anv_device *device, uint32_t gem_handle); int anv_gem_busy(struct anv_device *device, uint32_t gem_handle);
int anv_gem_wait(struct anv_device *device, uint32_t gem_handle, int64_t *timeout_ns); int anv_gem_wait(struct anv_device *device, uint32_t gem_handle, int64_t *timeout_ns);