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i965: Implement BufferDataMem

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Signed-off-by: Rohan Garg <rohan.garg@collabora.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5594>
This commit is contained in:
Rohan Garg 2020-07-28 18:43:57 +02:00 • committed by Rohan Garg
parent 0b564e52d7
commit 3a9786d4ee
1 changed files with 34 additions and 0 deletions
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34
src/mesa/drivers/dri/i965/brw_buffer_objects.c
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@ -219,6 +219,39 @@ brw_buffer_data(struct gl_context *ctx,
return true;
}
static GLboolean
brw_buffer_data_mem(struct gl_context *ctx,
GLenum target,
GLsizeiptrARB size,
struct gl_memory_object *memObj,
GLuint64 offset,
GLenum usage,
struct gl_buffer_object *bufObj)
{
struct brw_buffer_object *intel_obj = brw_buffer_object(bufObj);
struct brw_memory_object *intel_memObj = brw_memory_object(memObj);
/* Part of the ABI, but this function doesn't use it.
*/
(void) target;
intel_obj->Base.Size = size;
intel_obj->Base.Usage = usage;
intel_obj->Base.StorageFlags = 0;
assert(!bufObj->Mappings[MAP_USER].Pointer); /* Mesa should have unmapped it */
assert(!bufObj->Mappings[MAP_INTERNAL].Pointer);
if (intel_obj->buffer != NULL)
release_buffer(intel_obj);
if (size != 0) {
intel_obj->buffer = intel_memObj->bo;
mark_buffer_valid_data(intel_obj, 0, size);
}
return true;
}
/**
* The BufferSubData() driver hook.
@ -667,6 +700,7 @@ brw_init_buffer_object_functions(struct dd_function_table *functions)
functions->NewBufferObject = brw_new_buffer_object;
functions->DeleteBuffer = brw_delete_buffer;
functions->BufferData = brw_buffer_data;
functions->BufferDataMem = brw_buffer_data_mem;
functions->BufferSubData = brw_buffer_subdata;
functions->GetBufferSubData = brw_get_buffer_subdata;
functions->MapBufferRange = brw_map_buffer_range;