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zink: add barrier helper for buffer resources

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Reviewed-by: Hoe Hao Cheng <haochengho12907@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8669>
This commit is contained in:
Mike Blumenkrantz 2020-08-17 15:07:41 -04:00 • committed by Marge Bot
parent 718c4726f3
commit 37cd4070e8
3 changed files with 45 additions and 1 deletions
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38
src/gallium/drivers/zink/zink_context.c
View file

@ -1112,6 +1112,44 @@ zink_resource_barrier(VkCommandBuffer cmdbuf, struct zink_resource *res,
res->layout = new_layout;
}
static VkPipelineStageFlags
pipeline_access_stage(VkAccessFlags flags)
{
switch (flags) {
default:
return VK_PIPELINE_STAGE_TRANSFER_BIT;
}
}
void
zink_resource_buffer_barrier(VkCommandBuffer cmdbuf, struct zink_resource *res, VkAccessFlags flags)
{
/* TODO: maybe make this more flexible using flags? */
VkBufferMemoryBarrier bmb = {
VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER,
NULL,
res->access,
flags,
VK_QUEUE_FAMILY_IGNORED,
VK_QUEUE_FAMILY_IGNORED,
res->buffer,
res->offset,
res->base.width0
};
vkCmdPipelineBarrier(
cmdbuf,
pipeline_access_stage(res->access),
pipeline_access_stage(flags),
0,
0, NULL,
1, &bmb,
0, NULL
);
res->access = flags;
}
VkShaderStageFlagBits
zink_shader_stage(enum pipe_shader_type type)
{

3
src/gallium/drivers/zink/zink_context.h
View file

@ -192,6 +192,9 @@ zink_fence_wait(struct pipe_context *ctx);
void
zink_wait_on_batch(struct zink_context *ctx, int batch_id);
void
zink_resource_buffer_barrier(VkCommandBuffer cmdbuf, struct zink_resource *res, VkAccessFlags flags);
void
zink_resource_barrier(VkCommandBuffer cmdbuf, struct zink_resource *res,
VkImageAspectFlags aspect, VkImageLayout new_layout);

5
src/gallium/drivers/zink/zink_resource.h
View file

@ -41,7 +41,10 @@ struct zink_resource {
enum pipe_format internal_format:16;
union {
VkBuffer buffer;
struct {
VkAccessFlags access;
VkBuffer buffer;
};
struct {
VkFormat format;
VkImage image;