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radv: Cache command buffers in command pool.

Browse source 
So that we don't keep allocating BOs for the IBs and upload buffers.

We run some risk of memory increase with e.g. a bimodal size
distribution of command buffers, but I haven't noticed a significant
increase with dota2 and talos.

Signed-off-by: Bas Nieuwenhuizen <basni@google.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Bas Nieuwenhuizen 2017-03-05 22:25:20 +01:00
parent e3a01a5d1b
commit 682248db45
2 changed files with 85 additions and 49 deletions
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125
src/amd/vulkan/radv_cmd_buffer.c
View file

@ -187,6 +187,51 @@ fail:
return result;
}
static void
radv_cmd_buffer_destroy(struct radv_cmd_buffer *cmd_buffer)
{
list_del(&cmd_buffer->pool_link);
list_for_each_entry_safe(struct radv_cmd_buffer_upload, up,
&cmd_buffer->upload.list, list) {
cmd_buffer->device->ws->buffer_destroy(up->upload_bo);
list_del(&up->list);
free(up);
}
if (cmd_buffer->upload.upload_bo)
cmd_buffer->device->ws->buffer_destroy(cmd_buffer->upload.upload_bo);
cmd_buffer->device->ws->cs_destroy(cmd_buffer->cs);
vk_free(&cmd_buffer->pool->alloc, cmd_buffer);
}
static void radv_reset_cmd_buffer(struct radv_cmd_buffer *cmd_buffer)
{
cmd_buffer->device->ws->cs_reset(cmd_buffer->cs);
list_for_each_entry_safe(struct radv_cmd_buffer_upload, up,
&cmd_buffer->upload.list, list) {
cmd_buffer->device->ws->buffer_destroy(up->upload_bo);
list_del(&up->list);
free(up);
}
cmd_buffer->scratch_size_needed = 0;
cmd_buffer->compute_scratch_size_needed = 0;
cmd_buffer->esgs_ring_size_needed = 0;
cmd_buffer->gsvs_ring_size_needed = 0;
if (cmd_buffer->upload.upload_bo)
cmd_buffer->device->ws->cs_add_buffer(cmd_buffer->cs,
cmd_buffer->upload.upload_bo, 8);
cmd_buffer->upload.offset = 0;
cmd_buffer->record_fail = false;
cmd_buffer->ring_offsets_idx = -1;
}
static bool
radv_cmd_buffer_resize_upload_buf(struct radv_cmd_buffer *cmd_buffer,
uint64_t min_needed)
@ -1589,8 +1634,22 @@ VkResult radv_AllocateCommandBuffers(
sizeof(*pCommandBuffers)*pAllocateInfo->commandBufferCount);
for (i = 0; i < pAllocateInfo->commandBufferCount; i++) {
if (!list_empty(&pool->free_cmd_buffers)) {
struct radv_cmd_buffer *cmd_buffer = list_first_entry(&pool->free_cmd_buffers, struct radv_cmd_buffer, pool_link);
list_del(&cmd_buffer->pool_link);
list_addtail(&cmd_buffer->pool_link, &pool->cmd_buffers);
radv_reset_cmd_buffer(cmd_buffer);
cmd_buffer->level = pAllocateInfo->level;
pCommandBuffers[i] = radv_cmd_buffer_to_handle(cmd_buffer);
result = VK_SUCCESS;
} else {
result = radv_create_cmd_buffer(device, pool, pAllocateInfo->level,
&pCommandBuffers[i]);
}
if (result != VK_SUCCESS)
break;
}
@ -1602,24 +1661,6 @@ VkResult radv_AllocateCommandBuffers(
return result;
}
static void
radv_cmd_buffer_destroy(struct radv_cmd_buffer *cmd_buffer)
{
list_del(&cmd_buffer->pool_link);
list_for_each_entry_safe(struct radv_cmd_buffer_upload, up,
&cmd_buffer->upload.list, list) {
cmd_buffer->device->ws->buffer_destroy(up->upload_bo);
list_del(&up->list);
free(up);
}
if (cmd_buffer->upload.upload_bo)
cmd_buffer->device->ws->buffer_destroy(cmd_buffer->upload.upload_bo);
cmd_buffer->device->ws->cs_destroy(cmd_buffer->cs);
vk_free(&cmd_buffer->pool->alloc, cmd_buffer);
}
void radv_FreeCommandBuffers(
VkDevice device,
VkCommandPool commandPool,
@ -1629,36 +1670,15 @@ void radv_FreeCommandBuffers(
for (uint32_t i = 0; i < commandBufferCount; i++) {
RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, pCommandBuffers[i]);
if (cmd_buffer)
if (cmd_buffer) {
if (cmd_buffer->pool) {
list_del(&cmd_buffer->pool_link);
list_addtail(&cmd_buffer->pool_link, &cmd_buffer->pool->free_cmd_buffers);
} else
radv_cmd_buffer_destroy(cmd_buffer);
}
}
static void radv_reset_cmd_buffer(struct radv_cmd_buffer *cmd_buffer)
{
cmd_buffer->device->ws->cs_reset(cmd_buffer->cs);
list_for_each_entry_safe(struct radv_cmd_buffer_upload, up,
&cmd_buffer->upload.list, list) {
cmd_buffer->device->ws->buffer_destroy(up->upload_bo);
list_del(&up->list);
free(up);
}
cmd_buffer->scratch_size_needed = 0;
cmd_buffer->compute_scratch_size_needed = 0;
cmd_buffer->esgs_ring_size_needed = 0;
cmd_buffer->gsvs_ring_size_needed = 0;
if (cmd_buffer->upload.upload_bo)
cmd_buffer->device->ws->cs_add_buffer(cmd_buffer->cs,
cmd_buffer->upload.upload_bo, 8);
cmd_buffer->upload.offset = 0;
cmd_buffer->record_fail = false;
cmd_buffer->ring_offsets_idx = -1;
}
VkResult radv_ResetCommandBuffer(
@ -2140,6 +2160,7 @@ VkResult radv_CreateCommandPool(
pool->alloc = device->alloc;
list_inithead(&pool->cmd_buffers);
list_inithead(&pool->free_cmd_buffers);
pool->queue_family_index = pCreateInfo->queueFamilyIndex;
@ -2165,6 +2186,11 @@ void radv_DestroyCommandPool(
radv_cmd_buffer_destroy(cmd_buffer);
}
list_for_each_entry_safe(struct radv_cmd_buffer, cmd_buffer,
&pool->free_cmd_buffers, pool_link) {
radv_cmd_buffer_destroy(cmd_buffer);
}
vk_free2(&device->alloc, pAllocator, pool);
}
@ -2188,6 +2214,15 @@ void radv_TrimCommandPoolKHR(
VkCommandPool commandPool,
VkCommandPoolTrimFlagsKHR flags)
{
RADV_FROM_HANDLE(radv_cmd_pool, pool, commandPool);
if (!pool)
return;
list_for_each_entry_safe(struct radv_cmd_buffer, cmd_buffer,
&pool->free_cmd_buffers, pool_link) {
radv_cmd_buffer_destroy(cmd_buffer);
}
}
void radv_CmdBeginRenderPass(

1
src/amd/vulkan/radv_private.h
View file

@ -710,6 +710,7 @@ struct radv_cmd_state {
struct radv_cmd_pool {
VkAllocationCallbacks alloc;
struct list_head cmd_buffers;
struct list_head free_cmd_buffers;
uint32_t queue_family_index;
};