#include "anv_private.h"
#include "genxml/gen8_pack.h"
+#include "genxml/genX_bits.h"
+#include "perf/gen_perf.h"
#include "util/debug.h"
* Functions related to anv_reloc_list
*-----------------------------------------------------------------------*/
+VkResult
+anv_reloc_list_init(struct anv_reloc_list *list,
+ const VkAllocationCallbacks *alloc)
+{
+ memset(list, 0, sizeof(*list));
+ return VK_SUCCESS;
+}
+
static VkResult
anv_reloc_list_init_clone(struct anv_reloc_list *list,
const VkAllocationCallbacks *alloc,
const struct anv_reloc_list *other_list)
{
- if (other_list) {
- list->num_relocs = other_list->num_relocs;
- list->array_length = other_list->array_length;
- } else {
- list->num_relocs = 0;
- list->array_length = 256;
- }
-
- list->relocs =
- vk_alloc(alloc, list->array_length * sizeof(*list->relocs), 8,
- VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
-
- if (list->relocs == NULL)
- return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
-
- list->reloc_bos =
- vk_alloc(alloc, list->array_length * sizeof(*list->reloc_bos), 8,
- VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ list->num_relocs = other_list->num_relocs;
+ list->array_length = other_list->array_length;
+
+ if (list->num_relocs > 0) {
+ list->relocs =
+ vk_alloc(alloc, list->array_length * sizeof(*list->relocs), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (list->relocs == NULL)
+ return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
- if (list->reloc_bos == NULL) {
- vk_free(alloc, list->relocs);
- return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
- }
+ list->reloc_bos =
+ vk_alloc(alloc, list->array_length * sizeof(*list->reloc_bos), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (list->reloc_bos == NULL) {
+ vk_free(alloc, list->relocs);
+ return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+ }
- if (other_list) {
memcpy(list->relocs, other_list->relocs,
list->array_length * sizeof(*list->relocs));
memcpy(list->reloc_bos, other_list->reloc_bos,
list->array_length * sizeof(*list->reloc_bos));
+ } else {
+ list->relocs = NULL;
+ list->reloc_bos = NULL;
}
- return VK_SUCCESS;
-}
+ list->dep_words = other_list->dep_words;
-VkResult
-anv_reloc_list_init(struct anv_reloc_list *list,
- const VkAllocationCallbacks *alloc)
-{
- return anv_reloc_list_init_clone(list, alloc, NULL);
+ if (list->dep_words > 0) {
+ list->deps =
+ vk_alloc(alloc, list->dep_words * sizeof(BITSET_WORD), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ memcpy(list->deps, other_list->deps,
+ list->dep_words * sizeof(BITSET_WORD));
+ } else {
+ list->deps = NULL;
+ }
+
+ return VK_SUCCESS;
}
void
{
vk_free(alloc, list->relocs);
vk_free(alloc, list->reloc_bos);
+ vk_free(alloc, list->deps);
}
static VkResult
if (list->num_relocs + num_additional_relocs <= list->array_length)
return VK_SUCCESS;
- size_t new_length = list->array_length * 2;
+ size_t new_length = MAX2(16, list->array_length * 2);
while (new_length < list->num_relocs + num_additional_relocs)
new_length *= 2;
struct drm_i915_gem_relocation_entry *new_relocs =
- vk_alloc(alloc, new_length * sizeof(*list->relocs), 8,
- VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ vk_realloc(alloc, list->relocs,
+ new_length * sizeof(*list->relocs), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (new_relocs == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+ list->relocs = new_relocs;
struct anv_bo **new_reloc_bos =
- vk_alloc(alloc, new_length * sizeof(*list->reloc_bos), 8,
- VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
- if (new_reloc_bos == NULL) {
- vk_free(alloc, new_relocs);
+ vk_realloc(alloc, list->reloc_bos,
+ new_length * sizeof(*list->reloc_bos), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (new_reloc_bos == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
- }
+ list->reloc_bos = new_reloc_bos;
- memcpy(new_relocs, list->relocs, list->num_relocs * sizeof(*list->relocs));
- memcpy(new_reloc_bos, list->reloc_bos,
- list->num_relocs * sizeof(*list->reloc_bos));
+ list->array_length = new_length;
- vk_free(alloc, list->relocs);
- vk_free(alloc, list->reloc_bos);
+ return VK_SUCCESS;
+}
- list->array_length = new_length;
- list->relocs = new_relocs;
- list->reloc_bos = new_reloc_bos;
+static VkResult
+anv_reloc_list_grow_deps(struct anv_reloc_list *list,
+ const VkAllocationCallbacks *alloc,
+ uint32_t min_num_words)
+{
+ if (min_num_words <= list->dep_words)
+ return VK_SUCCESS;
+
+ uint32_t new_length = MAX2(32, list->dep_words * 2);
+ while (new_length < min_num_words)
+ new_length *= 2;
+
+ BITSET_WORD *new_deps =
+ vk_realloc(alloc, list->deps, new_length * sizeof(BITSET_WORD), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (new_deps == NULL)
+ return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+ list->deps = new_deps;
+
+ /* Zero out the new data */
+ memset(list->deps + list->dep_words, 0,
+ (new_length - list->dep_words) * sizeof(BITSET_WORD));
+ list->dep_words = new_length;
return VK_SUCCESS;
}
+#define READ_ONCE(x) (*(volatile __typeof__(x) *)&(x))
+
VkResult
anv_reloc_list_add(struct anv_reloc_list *list,
const VkAllocationCallbacks *alloc,
- uint32_t offset, struct anv_bo *target_bo, uint32_t delta)
+ uint32_t offset, struct anv_bo *target_bo, uint32_t delta,
+ uint64_t *address_u64_out)
{
struct drm_i915_gem_relocation_entry *entry;
int index;
+ struct anv_bo *unwrapped_target_bo = anv_bo_unwrap(target_bo);
+ uint64_t target_bo_offset = READ_ONCE(unwrapped_target_bo->offset);
+ if (address_u64_out)
+ *address_u64_out = target_bo_offset + delta;
+
+ if (unwrapped_target_bo->flags & EXEC_OBJECT_PINNED) {
+ assert(!target_bo->is_wrapper);
+ uint32_t idx = unwrapped_target_bo->gem_handle;
+ anv_reloc_list_grow_deps(list, alloc, (idx / BITSET_WORDBITS) + 1);
+ BITSET_SET(list->deps, unwrapped_target_bo->gem_handle);
+ return VK_SUCCESS;
+ }
+
VkResult result = anv_reloc_list_grow(list, alloc, 1);
if (result != VK_SUCCESS)
return result;
index = list->num_relocs++;
list->reloc_bos[index] = target_bo;
entry = &list->relocs[index];
- entry->target_handle = target_bo->gem_handle;
+ entry->target_handle = -1; /* See also anv_cmd_buffer_process_relocs() */
entry->delta = delta;
entry->offset = offset;
- entry->presumed_offset = target_bo->offset;
+ entry->presumed_offset = target_bo_offset;
entry->read_domains = 0;
entry->write_domain = 0;
VG(VALGRIND_CHECK_MEM_IS_DEFINED(entry, sizeof(*entry)));
return VK_SUCCESS;
}
+static void
+anv_reloc_list_clear(struct anv_reloc_list *list)
+{
+ list->num_relocs = 0;
+ if (list->dep_words > 0)
+ memset(list->deps, 0, list->dep_words * sizeof(BITSET_WORD));
+}
+
static VkResult
anv_reloc_list_append(struct anv_reloc_list *list,
const VkAllocationCallbacks *alloc,
if (result != VK_SUCCESS)
return result;
- memcpy(&list->relocs[list->num_relocs], &other->relocs[0],
- other->num_relocs * sizeof(other->relocs[0]));
- memcpy(&list->reloc_bos[list->num_relocs], &other->reloc_bos[0],
- other->num_relocs * sizeof(other->reloc_bos[0]));
+ if (other->num_relocs > 0) {
+ memcpy(&list->relocs[list->num_relocs], &other->relocs[0],
+ other->num_relocs * sizeof(other->relocs[0]));
+ memcpy(&list->reloc_bos[list->num_relocs], &other->reloc_bos[0],
+ other->num_relocs * sizeof(other->reloc_bos[0]));
+
+ for (uint32_t i = 0; i < other->num_relocs; i++)
+ list->relocs[i + list->num_relocs].offset += offset;
+
+ list->num_relocs += other->num_relocs;
+ }
- for (uint32_t i = 0; i < other->num_relocs; i++)
- list->relocs[i + list->num_relocs].offset += offset;
+ anv_reloc_list_grow_deps(list, alloc, other->dep_words);
+ for (uint32_t w = 0; w < other->dep_words; w++)
+ list->deps[w] |= other->deps[w];
- list->num_relocs += other->num_relocs;
return VK_SUCCESS;
}
anv_batch_emit_reloc(struct anv_batch *batch,
void *location, struct anv_bo *bo, uint32_t delta)
{
+ uint64_t address_u64 = 0;
VkResult result = anv_reloc_list_add(batch->relocs, batch->alloc,
- location - batch->start, bo, delta);
+ location - batch->start, bo, delta,
+ &address_u64);
if (result != VK_SUCCESS) {
anv_batch_set_error(batch, result);
return 0;
}
- return bo->offset + delta;
+ return address_u64;
+}
+
+struct anv_address
+anv_batch_address(struct anv_batch *batch, void *batch_location)
+{
+ assert(batch->start < batch_location);
+
+ /* Allow a jump at the current location of the batch. */
+ assert(batch->next >= batch_location);
+
+ return anv_address_add(batch->start_addr, batch_location - batch->start);
}
void
if (bbo == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
- result = anv_bo_pool_alloc(&cmd_buffer->device->batch_bo_pool, &bbo->bo,
- ANV_CMD_BUFFER_BATCH_SIZE);
+ result = anv_bo_pool_alloc(&cmd_buffer->device->batch_bo_pool,
+ ANV_CMD_BUFFER_BATCH_SIZE, &bbo->bo);
if (result != VK_SUCCESS)
goto fail_alloc;
return VK_SUCCESS;
fail_bo_alloc:
- anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, &bbo->bo);
+ anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, bbo->bo);
fail_alloc:
vk_free(&cmd_buffer->pool->alloc, bbo);
if (bbo == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
- result = anv_bo_pool_alloc(&cmd_buffer->device->batch_bo_pool, &bbo->bo,
- other_bbo->bo.size);
+ result = anv_bo_pool_alloc(&cmd_buffer->device->batch_bo_pool,
+ other_bbo->bo->size, &bbo->bo);
if (result != VK_SUCCESS)
goto fail_alloc;
goto fail_bo_alloc;
bbo->length = other_bbo->length;
- memcpy(bbo->bo.map, other_bbo->bo.map, other_bbo->length);
-
+ memcpy(bbo->bo->map, other_bbo->bo->map, other_bbo->length);
*bbo_out = bbo;
return VK_SUCCESS;
fail_bo_alloc:
- anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, &bbo->bo);
+ anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, bbo->bo);
fail_alloc:
vk_free(&cmd_buffer->pool->alloc, bbo);
anv_batch_bo_start(struct anv_batch_bo *bbo, struct anv_batch *batch,
size_t batch_padding)
{
- batch->next = batch->start = bbo->bo.map;
- batch->end = bbo->bo.map + bbo->bo.size - batch_padding;
+ anv_batch_set_storage(batch, (struct anv_address) { .bo = bbo->bo, },
+ bbo->bo->map, bbo->bo->size - batch_padding);
batch->relocs = &bbo->relocs;
- bbo->relocs.num_relocs = 0;
+ anv_reloc_list_clear(&bbo->relocs);
}
static void
anv_batch_bo_continue(struct anv_batch_bo *bbo, struct anv_batch *batch,
size_t batch_padding)
{
- batch->start = bbo->bo.map;
- batch->next = bbo->bo.map + bbo->length;
- batch->end = bbo->bo.map + bbo->bo.size - batch_padding;
+ batch->start_addr = (struct anv_address) { .bo = bbo->bo, };
+ batch->start = bbo->bo->map;
+ batch->next = bbo->bo->map + bbo->length;
+ batch->end = bbo->bo->map + bbo->bo->size - batch_padding;
batch->relocs = &bbo->relocs;
}
static void
anv_batch_bo_finish(struct anv_batch_bo *bbo, struct anv_batch *batch)
{
- assert(batch->start == bbo->bo.map);
+ assert(batch->start == bbo->bo->map);
bbo->length = batch->next - batch->start;
VG(VALGRIND_CHECK_MEM_IS_DEFINED(batch->start, bbo->length));
}
struct anv_batch *batch, size_t aditional,
size_t batch_padding)
{
- assert(batch->start == bbo->bo.map);
+ assert(batch->start == bbo->bo->map);
bbo->length = batch->next - batch->start;
- size_t new_size = bbo->bo.size;
+ size_t new_size = bbo->bo->size;
while (new_size <= bbo->length + aditional + batch_padding)
new_size *= 2;
- if (new_size == bbo->bo.size)
+ if (new_size == bbo->bo->size)
return VK_SUCCESS;
- struct anv_bo new_bo;
+ struct anv_bo *new_bo;
VkResult result = anv_bo_pool_alloc(&cmd_buffer->device->batch_bo_pool,
- &new_bo, new_size);
+ new_size, &new_bo);
if (result != VK_SUCCESS)
return result;
- memcpy(new_bo.map, bbo->bo.map, bbo->length);
+ memcpy(new_bo->map, bbo->bo->map, bbo->length);
- anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, &bbo->bo);
+ anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, bbo->bo);
bbo->bo = new_bo;
anv_batch_bo_continue(bbo, batch, batch_padding);
return VK_SUCCESS;
}
+static void
+anv_batch_bo_link(struct anv_cmd_buffer *cmd_buffer,
+ struct anv_batch_bo *prev_bbo,
+ struct anv_batch_bo *next_bbo,
+ uint32_t next_bbo_offset)
+{
+ const uint32_t bb_start_offset =
+ prev_bbo->length - GEN8_MI_BATCH_BUFFER_START_length * 4;
+ ASSERTED const uint32_t *bb_start = prev_bbo->bo->map + bb_start_offset;
+
+ /* Make sure we're looking at a MI_BATCH_BUFFER_START */
+ assert(((*bb_start >> 29) & 0x07) == 0);
+ assert(((*bb_start >> 23) & 0x3f) == 49);
+
+ if (cmd_buffer->device->physical->use_softpin) {
+ assert(prev_bbo->bo->flags & EXEC_OBJECT_PINNED);
+ assert(next_bbo->bo->flags & EXEC_OBJECT_PINNED);
+
+ write_reloc(cmd_buffer->device,
+ prev_bbo->bo->map + bb_start_offset + 4,
+ next_bbo->bo->offset + next_bbo_offset, true);
+ } else {
+ uint32_t reloc_idx = prev_bbo->relocs.num_relocs - 1;
+ assert(prev_bbo->relocs.relocs[reloc_idx].offset == bb_start_offset + 4);
+
+ prev_bbo->relocs.reloc_bos[reloc_idx] = next_bbo->bo;
+ prev_bbo->relocs.relocs[reloc_idx].delta = next_bbo_offset;
+
+ /* Use a bogus presumed offset to force a relocation */
+ prev_bbo->relocs.relocs[reloc_idx].presumed_offset = -1;
+ }
+}
+
static void
anv_batch_bo_destroy(struct anv_batch_bo *bbo,
struct anv_cmd_buffer *cmd_buffer)
{
anv_reloc_list_finish(&bbo->relocs, &cmd_buffer->pool->alloc);
- anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, &bbo->bo);
+ anv_bo_pool_free(&cmd_buffer->device->batch_bo_pool, bbo->bo);
vk_free(&cmd_buffer->pool->alloc, bbo);
}
break;
list_addtail(&new_bbo->link, new_list);
- if (prev_bbo) {
- /* As we clone this list of batch_bo's, they chain one to the
- * other using MI_BATCH_BUFFER_START commands. We need to fix up
- * those relocations as we go. Fortunately, this is pretty easy
- * as it will always be the last relocation in the list.
- */
- uint32_t last_idx = prev_bbo->relocs.num_relocs - 1;
- assert(prev_bbo->relocs.reloc_bos[last_idx] == &bbo->bo);
- prev_bbo->relocs.reloc_bos[last_idx] = &new_bbo->bo;
- }
+ if (prev_bbo)
+ anv_batch_bo_link(cmd_buffer, prev_bbo, new_bbo, 0);
prev_bbo = new_bbo;
}
if (result != VK_SUCCESS) {
- list_for_each_entry_safe(struct anv_batch_bo, bbo, new_list, link)
+ list_for_each_entry_safe(struct anv_batch_bo, bbo, new_list, link) {
+ list_del(&bbo->link);
anv_batch_bo_destroy(bbo, cmd_buffer);
+ }
}
return result;
struct anv_address
anv_cmd_buffer_surface_base_address(struct anv_cmd_buffer *cmd_buffer)
{
+ struct anv_state_pool *pool = anv_binding_table_pool(cmd_buffer->device);
struct anv_state *bt_block = u_vector_head(&cmd_buffer->bt_block_states);
return (struct anv_address) {
- .bo = &cmd_buffer->device->surface_state_pool.block_pool.bo,
- .offset = bt_block->offset,
+ .bo = pool->block_pool.bo,
+ .offset = bt_block->offset - pool->start_offset,
};
}
anv_batch_emit(&cmd_buffer->batch, GEN8_MI_BATCH_BUFFER_START, bbs) {
bbs.DWordLength = cmd_buffer->device->info.gen < 8 ?
gen7_length : gen8_length;
- bbs._2ndLevelBatchBuffer = _1stlevelbatch;
+ bbs.SecondLevelBatchBuffer = Firstlevelbatch;
bbs.AddressSpaceIndicator = ASI_PPGTT;
bbs.BatchBufferStartAddress = (struct anv_address) { bo, offset };
}
* chaining command, let's set it back where it should go.
*/
batch->end += GEN8_MI_BATCH_BUFFER_START_length * 4;
- assert(batch->end == current_bbo->bo.map + current_bbo->bo.size);
+ assert(batch->end == current_bbo->bo->map + current_bbo->bo->size);
- emit_batch_buffer_start(cmd_buffer, &bbo->bo, 0);
+ emit_batch_buffer_start(cmd_buffer, bbo->bo, 0);
anv_batch_bo_finish(current_bbo, batch);
}
anv_cmd_buffer_alloc_binding_table(struct anv_cmd_buffer *cmd_buffer,
uint32_t entries, uint32_t *state_offset)
{
- struct anv_state_pool *state_pool = &cmd_buffer->device->surface_state_pool;
struct anv_state *bt_block = u_vector_head(&cmd_buffer->bt_block_states);
- struct anv_state state;
- state.alloc_size = align_u32(entries * 4, 32);
+ uint32_t bt_size = align_u32(entries * 4, 32);
- if (cmd_buffer->bt_next + state.alloc_size > state_pool->block_size)
+ struct anv_state state = cmd_buffer->bt_next;
+ if (bt_size > state.alloc_size)
return (struct anv_state) { 0 };
- state.offset = cmd_buffer->bt_next;
- state.map = state_pool->block_pool.map + bt_block->offset + state.offset;
-
- cmd_buffer->bt_next += state.alloc_size;
+ state.alloc_size = bt_size;
+ cmd_buffer->bt_next.offset += bt_size;
+ cmd_buffer->bt_next.map += bt_size;
+ cmd_buffer->bt_next.alloc_size -= bt_size;
assert(bt_block->offset < 0);
*state_offset = -bt_block->offset;
VkResult
anv_cmd_buffer_new_binding_table_block(struct anv_cmd_buffer *cmd_buffer)
{
- struct anv_state_pool *state_pool = &cmd_buffer->device->surface_state_pool;
-
struct anv_state *bt_block = u_vector_add(&cmd_buffer->bt_block_states);
if (bt_block == NULL) {
anv_batch_set_error(&cmd_buffer->batch, VK_ERROR_OUT_OF_HOST_MEMORY);
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
}
- *bt_block = anv_state_pool_alloc_back(state_pool);
- cmd_buffer->bt_next = 0;
+ *bt_block = anv_binding_table_pool_alloc(cmd_buffer->device);
+
+ /* The bt_next state is a rolling state (we update it as we suballocate
+ * from it) which is relative to the start of the binding table block.
+ */
+ cmd_buffer->bt_next = *bt_block;
+ cmd_buffer->bt_next.offset = 0;
return VK_SUCCESS;
}
{
struct anv_state *bt_block;
u_vector_foreach(bt_block, &cmd_buffer->bt_block_states)
- anv_state_pool_free(&cmd_buffer->device->surface_state_pool, *bt_block);
+ anv_binding_table_pool_free(cmd_buffer->device, *bt_block);
u_vector_finish(&cmd_buffer->bt_block_states);
anv_reloc_list_finish(&cmd_buffer->surface_relocs, &cmd_buffer->pool->alloc);
/* Destroy all of the batch buffers */
list_for_each_entry_safe(struct anv_batch_bo, bbo,
&cmd_buffer->batch_bos, link) {
+ list_del(&bbo->link);
anv_batch_bo_destroy(bbo, cmd_buffer);
}
}
anv_cmd_buffer_reset_batch_bo_chain(struct anv_cmd_buffer *cmd_buffer)
{
/* Delete all but the first batch bo */
- assert(!list_empty(&cmd_buffer->batch_bos));
+ assert(!list_is_empty(&cmd_buffer->batch_bos));
while (cmd_buffer->batch_bos.next != cmd_buffer->batch_bos.prev) {
struct anv_batch_bo *bbo = anv_cmd_buffer_current_batch_bo(cmd_buffer);
list_del(&bbo->link);
anv_batch_bo_destroy(bbo, cmd_buffer);
}
- assert(!list_empty(&cmd_buffer->batch_bos));
+ assert(!list_is_empty(&cmd_buffer->batch_bos));
anv_batch_bo_start(anv_cmd_buffer_current_batch_bo(cmd_buffer),
&cmd_buffer->batch,
while (u_vector_length(&cmd_buffer->bt_block_states) > 1) {
struct anv_state *bt_block = u_vector_remove(&cmd_buffer->bt_block_states);
- anv_state_pool_free(&cmd_buffer->device->surface_state_pool, *bt_block);
+ anv_binding_table_pool_free(cmd_buffer->device, *bt_block);
}
assert(u_vector_length(&cmd_buffer->bt_block_states) == 1);
- cmd_buffer->bt_next = 0;
+ cmd_buffer->bt_next = *(struct anv_state *)u_vector_head(&cmd_buffer->bt_block_states);
+ cmd_buffer->bt_next.offset = 0;
- cmd_buffer->surface_relocs.num_relocs = 0;
+ anv_reloc_list_clear(&cmd_buffer->surface_relocs);
cmd_buffer->last_ss_pool_center = 0;
/* Reset the list of seen buffers */
* with our BATCH_BUFFER_END in another BO.
*/
cmd_buffer->batch.end += GEN8_MI_BATCH_BUFFER_START_length * 4;
- assert(cmd_buffer->batch.end == batch_bo->bo.map + batch_bo->bo.size);
+ assert(cmd_buffer->batch.end == batch_bo->bo->map + batch_bo->bo->size);
anv_batch_emit(&cmd_buffer->batch, GEN8_MI_BATCH_BUFFER_END, bbe);
anv_batch_emit(&cmd_buffer->batch, GEN8_MI_NOOP, noop);
cmd_buffer->exec_mode = ANV_CMD_BUFFER_EXEC_MODE_PRIMARY;
- }
-
- anv_batch_bo_finish(batch_bo, &cmd_buffer->batch);
-
- if (cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_SECONDARY) {
+ } else {
+ assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_SECONDARY);
/* If this is a secondary command buffer, we need to determine the
* mode in which it will be executed with vkExecuteCommands. We
* determine this statically here so that this stays in sync with the
* actual ExecuteCommands implementation.
*/
+ const uint32_t length = cmd_buffer->batch.next - cmd_buffer->batch.start;
if (!cmd_buffer->device->can_chain_batches) {
cmd_buffer->exec_mode = ANV_CMD_BUFFER_EXEC_MODE_GROW_AND_EMIT;
+ } else if (cmd_buffer->device->physical->use_call_secondary) {
+ cmd_buffer->exec_mode = ANV_CMD_BUFFER_EXEC_MODE_CALL_AND_RETURN;
+ /* If the secondary command buffer begins & ends in the same BO and
+ * its length is less than the length of CS prefetch, add some NOOPs
+ * instructions so the last MI_BATCH_BUFFER_START is outside the CS
+ * prefetch.
+ */
+ if (cmd_buffer->batch_bos.next == cmd_buffer->batch_bos.prev) {
+ int32_t batch_len =
+ cmd_buffer->batch.next - cmd_buffer->batch.start;
+
+ for (int32_t i = 0; i < (512 - batch_len); i += 4)
+ anv_batch_emit(&cmd_buffer->batch, GEN8_MI_NOOP, noop);
+ }
+
+ void *jump_addr =
+ anv_batch_emitn(&cmd_buffer->batch,
+ GEN8_MI_BATCH_BUFFER_START_length,
+ GEN8_MI_BATCH_BUFFER_START,
+ .AddressSpaceIndicator = ASI_PPGTT,
+ .SecondLevelBatchBuffer = Firstlevelbatch) +
+ (GEN8_MI_BATCH_BUFFER_START_BatchBufferStartAddress_start / 8);
+ cmd_buffer->return_addr = anv_batch_address(&cmd_buffer->batch, jump_addr);
+
+ /* The emit above may have caused us to chain batch buffers which
+ * would mean that batch_bo is no longer valid.
+ */
+ batch_bo = anv_cmd_buffer_current_batch_bo(cmd_buffer);
} else if ((cmd_buffer->batch_bos.next == cmd_buffer->batch_bos.prev) &&
- (batch_bo->length < ANV_CMD_BUFFER_BATCH_SIZE / 2)) {
+ (length < ANV_CMD_BUFFER_BATCH_SIZE / 2)) {
/* If the secondary has exactly one batch buffer in its list *and*
* that batch buffer is less than half of the maximum size, we're
* probably better of simply copying it into our batch.
VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT)) {
cmd_buffer->exec_mode = ANV_CMD_BUFFER_EXEC_MODE_CHAIN;
- /* When we chain, we need to add an MI_BATCH_BUFFER_START command
- * with its relocation. In order to handle this we'll increment here
- * so we can unconditionally decrement right before adding the
- * MI_BATCH_BUFFER_START command.
+ /* In order to chain, we need this command buffer to contain an
+ * MI_BATCH_BUFFER_START which will jump back to the calling batch.
+ * It doesn't matter where it points now so long as has a valid
+ * relocation. We'll adjust it later as part of the chaining
+ * process.
+ *
+ * We set the end of the batch a little short so we would be sure we
+ * have room for the chaining command. Since we're about to emit the
+ * chaining command, let's set it back where it should go.
*/
- batch_bo->relocs.num_relocs++;
- cmd_buffer->batch.next += GEN8_MI_BATCH_BUFFER_START_length * 4;
+ cmd_buffer->batch.end += GEN8_MI_BATCH_BUFFER_START_length * 4;
+ assert(cmd_buffer->batch.start == batch_bo->bo->map);
+ assert(cmd_buffer->batch.end == batch_bo->bo->map + batch_bo->bo->size);
+
+ emit_batch_buffer_start(cmd_buffer, batch_bo->bo, 0);
+ assert(cmd_buffer->batch.start == batch_bo->bo->map);
} else {
cmd_buffer->exec_mode = ANV_CMD_BUFFER_EXEC_MODE_COPY_AND_CHAIN;
}
}
+
+ anv_batch_bo_finish(batch_bo, &cmd_buffer->batch);
}
static VkResult
struct anv_batch_bo *last_bbo =
list_last_entry(&secondary->batch_bos, struct anv_batch_bo, link);
- emit_batch_buffer_start(primary, &first_bbo->bo, 0);
+ emit_batch_buffer_start(primary, first_bbo->bo, 0);
struct anv_batch_bo *this_bbo = anv_cmd_buffer_current_batch_bo(primary);
- assert(primary->batch.start == this_bbo->bo.map);
+ assert(primary->batch.start == this_bbo->bo->map);
uint32_t offset = primary->batch.next - primary->batch.start;
- const uint32_t inst_size = GEN8_MI_BATCH_BUFFER_START_length * 4;
- /* Roll back the previous MI_BATCH_BUFFER_START and its relocation so we
- * can emit a new command and relocation for the current splice. In
- * order to handle the initial-use case, we incremented next and
- * num_relocs in end_batch_buffer() so we can alyways just subtract
- * here.
+ /* Make the tail of the secondary point back to right after the
+ * MI_BATCH_BUFFER_START in the primary batch.
*/
- last_bbo->relocs.num_relocs--;
- secondary->batch.next -= inst_size;
- emit_batch_buffer_start(secondary, &this_bbo->bo, offset);
- anv_cmd_buffer_add_seen_bbos(primary, &secondary->batch_bos);
+ anv_batch_bo_link(primary, last_bbo, this_bbo, offset);
- /* After patching up the secondary buffer, we need to clflush the
- * modified instruction in case we're on a !llc platform. We use a
- * little loop to handle the case where the instruction crosses a cache
- * line boundary.
- */
- if (!primary->device->info.has_llc) {
- void *inst = secondary->batch.next - inst_size;
- void *p = (void *) (((uintptr_t) inst) & ~CACHELINE_MASK);
- __builtin_ia32_mfence();
- while (p < secondary->batch.next) {
- __builtin_ia32_clflush(p);
- p += CACHELINE_SIZE;
- }
- }
+ anv_cmd_buffer_add_seen_bbos(primary, &secondary->batch_bos);
break;
}
case ANV_CMD_BUFFER_EXEC_MODE_COPY_AND_CHAIN: {
GEN8_MI_BATCH_BUFFER_START_length * 4);
break;
}
+ case ANV_CMD_BUFFER_EXEC_MODE_CALL_AND_RETURN: {
+ struct anv_batch_bo *first_bbo =
+ list_first_entry(&secondary->batch_bos, struct anv_batch_bo, link);
+
+ uint64_t *write_return_addr =
+ anv_batch_emitn(&primary->batch,
+ GEN8_MI_STORE_DATA_IMM_length + 1 /* QWord write */,
+ GEN8_MI_STORE_DATA_IMM,
+ .Address = secondary->return_addr)
+ + (GEN8_MI_STORE_DATA_IMM_ImmediateData_start / 8);
+
+ emit_batch_buffer_start(primary, first_bbo->bo, 0);
+
+ *write_return_addr =
+ anv_address_physical(anv_batch_address(&primary->batch,
+ primary->batch.next));
+
+ anv_cmd_buffer_add_seen_bbos(primary, &secondary->batch_bos);
+ break;
+ }
default:
assert(!"Invalid execution mode");
}
struct anv_execbuf {
struct drm_i915_gem_execbuffer2 execbuf;
+ struct drm_i915_gem_execbuffer_ext_timeline_fences timeline_fences;
+
struct drm_i915_gem_exec_object2 * objects;
uint32_t bo_count;
struct anv_bo ** bos;
/* Allocated length of the 'objects' and 'bos' arrays */
uint32_t array_length;
- uint32_t fence_count;
- uint32_t fence_array_length;
- struct drm_i915_gem_exec_fence * fences;
- struct anv_syncobj ** syncobjs;
+ bool has_relocs;
+
+ const VkAllocationCallbacks * alloc;
+ VkSystemAllocationScope alloc_scope;
+
+ int perf_query_pass;
};
static void
}
static void
-anv_execbuf_finish(struct anv_execbuf *exec,
- const VkAllocationCallbacks *alloc)
+anv_execbuf_finish(struct anv_execbuf *exec)
+{
+ vk_free(exec->alloc, exec->objects);
+ vk_free(exec->alloc, exec->bos);
+}
+
+static void
+anv_execbuf_add_ext(struct anv_execbuf *exec,
+ uint32_t ext_name,
+ struct i915_user_extension *ext)
{
- vk_free(alloc, exec->objects);
- vk_free(alloc, exec->bos);
- vk_free(alloc, exec->fences);
- vk_free(alloc, exec->syncobjs);
+ __u64 *iter = &exec->execbuf.cliprects_ptr;
+
+ exec->execbuf.flags |= I915_EXEC_USE_EXTENSIONS;
+
+ while (*iter != 0) {
+ iter = (__u64 *) &((struct i915_user_extension *)(uintptr_t)*iter)->next_extension;
+ }
+
+ ext->name = ext_name;
+
+ *iter = (uintptr_t) ext;
}
static VkResult
-anv_execbuf_add_bo(struct anv_execbuf *exec,
+anv_execbuf_add_bo_bitset(struct anv_device *device,
+ struct anv_execbuf *exec,
+ uint32_t dep_words,
+ BITSET_WORD *deps,
+ uint32_t extra_flags);
+
+static VkResult
+anv_execbuf_add_bo(struct anv_device *device,
+ struct anv_execbuf *exec,
struct anv_bo *bo,
struct anv_reloc_list *relocs,
- uint32_t extra_flags,
- const VkAllocationCallbacks *alloc)
+ uint32_t extra_flags)
{
struct drm_i915_gem_exec_object2 *obj = NULL;
+ bo = anv_bo_unwrap(bo);
+
if (bo->index < exec->bo_count && exec->bos[bo->index] == bo)
obj = &exec->objects[bo->index];
uint32_t new_len = exec->objects ? exec->array_length * 2 : 64;
struct drm_i915_gem_exec_object2 *new_objects =
- vk_alloc(alloc, new_len * sizeof(*new_objects),
- 8, VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
+ vk_alloc(exec->alloc, new_len * sizeof(*new_objects), 8, exec->alloc_scope);
if (new_objects == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
struct anv_bo **new_bos =
- vk_alloc(alloc, new_len * sizeof(*new_bos),
- 8, VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
+ vk_alloc(exec->alloc, new_len * sizeof(*new_bos), 8, exec->alloc_scope);
if (new_bos == NULL) {
- vk_free(alloc, new_objects);
+ vk_free(exec->alloc, new_objects);
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
}
exec->bo_count * sizeof(*new_bos));
}
- vk_free(alloc, exec->objects);
- vk_free(alloc, exec->bos);
+ vk_free(exec->alloc, exec->objects);
+ vk_free(exec->alloc, exec->bos);
exec->objects = new_objects;
exec->bos = new_bos;
obj->rsvd2 = 0;
}
- if (relocs != NULL && obj->relocation_count == 0) {
- /* This is the first time we've ever seen a list of relocations for
- * this BO. Go ahead and set the relocations and then walk the list
- * of relocations and add them all.
- */
- obj->relocation_count = relocs->num_relocs;
- obj->relocs_ptr = (uintptr_t) relocs->relocs;
-
- for (size_t i = 0; i < relocs->num_relocs; i++) {
- VkResult result;
+ if (extra_flags & EXEC_OBJECT_WRITE) {
+ obj->flags |= EXEC_OBJECT_WRITE;
+ obj->flags &= ~EXEC_OBJECT_ASYNC;
+ }
- /* A quick sanity check on relocations */
- assert(relocs->relocs[i].offset < bo->size);
- result = anv_execbuf_add_bo(exec, relocs->reloc_bos[i], NULL,
- extra_flags, alloc);
+ if (relocs != NULL) {
+ assert(obj->relocation_count == 0);
- if (result != VK_SUCCESS)
- return result;
+ if (relocs->num_relocs > 0) {
+ /* This is the first time we've ever seen a list of relocations for
+ * this BO. Go ahead and set the relocations and then walk the list
+ * of relocations and add them all.
+ */
+ exec->has_relocs = true;
+ obj->relocation_count = relocs->num_relocs;
+ obj->relocs_ptr = (uintptr_t) relocs->relocs;
+
+ for (size_t i = 0; i < relocs->num_relocs; i++) {
+ VkResult result;
+
+ /* A quick sanity check on relocations */
+ assert(relocs->relocs[i].offset < bo->size);
+ result = anv_execbuf_add_bo(device, exec, relocs->reloc_bos[i],
+ NULL, extra_flags);
+ if (result != VK_SUCCESS)
+ return result;
+ }
}
+
+ return anv_execbuf_add_bo_bitset(device, exec, relocs->dep_words,
+ relocs->deps, extra_flags);
}
return VK_SUCCESS;
}
+/* Add BO dependencies to execbuf */
static VkResult
-anv_execbuf_add_syncobj(struct anv_execbuf *exec,
- uint32_t handle, uint32_t flags,
- const VkAllocationCallbacks *alloc)
+anv_execbuf_add_bo_bitset(struct anv_device *device,
+ struct anv_execbuf *exec,
+ uint32_t dep_words,
+ BITSET_WORD *deps,
+ uint32_t extra_flags)
{
- assert(flags != 0);
-
- if (exec->fence_count >= exec->fence_array_length) {
- uint32_t new_len = MAX2(exec->fence_array_length * 2, 64);
-
- exec->fences = vk_realloc(alloc, exec->fences,
- new_len * sizeof(*exec->fences),
- 8, VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
- if (exec->fences == NULL)
- return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
-
- exec->fence_array_length = new_len;
+ for (uint32_t w = 0; w < dep_words; w++) {
+ BITSET_WORD mask = deps[w];
+ while (mask) {
+ int i = u_bit_scan(&mask);
+ uint32_t gem_handle = w * BITSET_WORDBITS + i;
+ struct anv_bo *bo = anv_device_lookup_bo(device, gem_handle);
+ assert(bo->refcount > 0);
+ VkResult result =
+ anv_execbuf_add_bo(device, exec, bo, NULL, extra_flags);
+ if (result != VK_SUCCESS)
+ return result;
+ }
}
- exec->fences[exec->fence_count] = (struct drm_i915_gem_exec_fence) {
- .handle = handle,
- .flags = flags,
- };
-
- exec->fence_count++;
-
return VK_SUCCESS;
}
struct anv_reloc_list *list)
{
for (size_t i = 0; i < list->num_relocs; i++)
- list->relocs[i].target_handle = list->reloc_bos[i]->index;
-}
-
-static void
-write_reloc(const struct anv_device *device, void *p, uint64_t v, bool flush)
-{
- unsigned reloc_size = 0;
- if (device->info.gen >= 8) {
- reloc_size = sizeof(uint64_t);
- *(uint64_t *)p = gen_canonical_address(v);
- } else {
- reloc_size = sizeof(uint32_t);
- *(uint32_t *)p = v;
- }
-
- if (flush && !device->info.has_llc)
- gen_flush_range(p, reloc_size);
+ list->relocs[i].target_handle = anv_bo_unwrap(list->reloc_bos[i])->index;
}
static void
struct anv_reloc_list *relocs,
uint32_t last_pool_center_bo_offset)
{
+ assert(!from_bo->is_wrapper);
assert(last_pool_center_bo_offset <= pool->block_pool.center_bo_offset);
uint32_t delta = pool->block_pool.center_bo_offset - last_pool_center_bo_offset;
* relocations that point to the pool bo with the correct offset.
*/
for (size_t i = 0; i < relocs->num_relocs; i++) {
- if (relocs->reloc_bos[i] == &pool->block_pool.bo) {
+ if (relocs->reloc_bos[i] == pool->block_pool.bo) {
/* Adjust the delta value in the relocation to correctly
* correspond to the new delta. Initially, this value may have
* been negative (if treated as unsigned), but we trust in
struct anv_bo *bo,
bool always_relocate)
{
+ bo = anv_bo_unwrap(bo);
+
for (size_t i = 0; i < list->num_relocs; i++) {
- struct anv_bo *target_bo = list->reloc_bos[i];
+ struct anv_bo *target_bo = anv_bo_unwrap(list->reloc_bos[i]);
if (list->relocs[i].presumed_offset == target_bo->offset &&
!always_relocate)
continue;
relocate_cmd_buffer(struct anv_cmd_buffer *cmd_buffer,
struct anv_execbuf *exec)
{
+ if (!exec->has_relocs)
+ return true;
+
static int userspace_relocs = -1;
if (userspace_relocs < 0)
userspace_relocs = env_var_as_boolean("ANV_USERSPACE_RELOCS", true);
* Invalid offsets are indicated by anv_bo::offset == (uint64_t)-1.
*/
for (uint32_t i = 0; i < exec->bo_count; i++) {
+ assert(!exec->bos[i]->is_wrapper);
if (exec->bos[i]->offset == (uint64_t)-1)
return false;
}
* what address is actually written in the surface state object at any
* given time. The only option is to always relocate them.
*/
+ struct anv_bo *surface_state_bo =
+ anv_bo_unwrap(cmd_buffer->device->surface_state_pool.block_pool.bo);
anv_reloc_list_apply(cmd_buffer->device, &cmd_buffer->surface_relocs,
- &cmd_buffer->device->surface_state_pool.block_pool.bo,
+ surface_state_bo,
true /* always relocate surface states */);
/* Since we own all of the batch buffers, we know what values are stored
struct anv_batch_bo **bbo;
u_vector_foreach(bbo, &cmd_buffer->seen_bbos) {
anv_reloc_list_apply(cmd_buffer->device,
- &(*bbo)->relocs, &(*bbo)->bo, false);
+ &(*bbo)->relocs, (*bbo)->bo, false);
}
for (uint32_t i = 0; i < exec->bo_count; i++)
adjust_relocations_from_state_pool(ss_pool, &cmd_buffer->surface_relocs,
cmd_buffer->last_ss_pool_center);
- VkResult result = anv_execbuf_add_bo(execbuf, &ss_pool->block_pool.bo,
- &cmd_buffer->surface_relocs, 0,
- &cmd_buffer->device->alloc);
- if (result != VK_SUCCESS)
- return result;
+ VkResult result;
+ if (cmd_buffer->device->physical->use_softpin) {
+ anv_block_pool_foreach_bo(bo, &ss_pool->block_pool) {
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ return result;
+ }
+ /* Add surface dependencies (BOs) to the execbuf */
+ anv_execbuf_add_bo_bitset(cmd_buffer->device, execbuf,
+ cmd_buffer->surface_relocs.dep_words,
+ cmd_buffer->surface_relocs.deps, 0);
+
+ /* Add the BOs for all memory objects */
+ list_for_each_entry(struct anv_device_memory, mem,
+ &cmd_buffer->device->memory_objects, link) {
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ mem->bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ return result;
+ }
+
+ struct anv_block_pool *pool;
+ pool = &cmd_buffer->device->dynamic_state_pool.block_pool;
+ anv_block_pool_foreach_bo(bo, pool) {
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ return result;
+ }
+
+ pool = &cmd_buffer->device->instruction_state_pool.block_pool;
+ anv_block_pool_foreach_bo(bo, pool) {
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ return result;
+ }
+
+ pool = &cmd_buffer->device->binding_table_pool.block_pool;
+ anv_block_pool_foreach_bo(bo, pool) {
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ return result;
+ }
+ } else {
+ /* Since we aren't in the softpin case, all of our STATE_BASE_ADDRESS BOs
+ * will get added automatically by processing relocations on the batch
+ * buffer. We have to add the surface state BO manually because it has
+ * relocations of its own that we need to be sure are processsed.
+ */
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ ss_pool->block_pool.bo,
+ &cmd_buffer->surface_relocs, 0);
+ if (result != VK_SUCCESS)
+ return result;
+ }
/* First, we walk over all of the bos we've seen and add them and their
* relocations to the validate list.
*/
struct anv_batch_bo **bbo;
u_vector_foreach(bbo, &cmd_buffer->seen_bbos) {
- adjust_relocations_to_state_pool(ss_pool, &(*bbo)->bo, &(*bbo)->relocs,
+ adjust_relocations_to_state_pool(ss_pool, (*bbo)->bo, &(*bbo)->relocs,
cmd_buffer->last_ss_pool_center);
- result = anv_execbuf_add_bo(execbuf, &(*bbo)->bo, &(*bbo)->relocs, 0,
- &cmd_buffer->device->alloc);
+ result = anv_execbuf_add_bo(cmd_buffer->device, execbuf,
+ (*bbo)->bo, &(*bbo)->relocs, 0);
if (result != VK_SUCCESS)
return result;
}
* corresponding to the first batch_bo in the chain with the last
* element in the list.
*/
- if (first_batch_bo->bo.index != execbuf->bo_count - 1) {
- uint32_t idx = first_batch_bo->bo.index;
+ if (first_batch_bo->bo->index != execbuf->bo_count - 1) {
+ uint32_t idx = first_batch_bo->bo->index;
uint32_t last_idx = execbuf->bo_count - 1;
struct drm_i915_gem_exec_object2 tmp_obj = execbuf->objects[idx];
- assert(execbuf->bos[idx] == &first_batch_bo->bo);
+ assert(execbuf->bos[idx] == first_batch_bo->bo);
execbuf->objects[idx] = execbuf->objects[last_idx];
execbuf->bos[idx] = execbuf->bos[last_idx];
execbuf->bos[idx]->index = idx;
execbuf->objects[last_idx] = tmp_obj;
- execbuf->bos[last_idx] = &first_batch_bo->bo;
- first_batch_bo->bo.index = last_idx;
+ execbuf->bos[last_idx] = first_batch_bo->bo;
+ first_batch_bo->bo->index = last_idx;
}
+ /* If we are pinning our BOs, we shouldn't have to relocate anything */
+ if (cmd_buffer->device->physical->use_softpin)
+ assert(!execbuf->has_relocs);
+
/* Now we go through and fixup all of the relocation lists to point to
* the correct indices in the object array. We have to do this after we
* reorder the list above as some of the indices may have changed.
*/
- u_vector_foreach(bbo, &cmd_buffer->seen_bbos)
- anv_cmd_buffer_process_relocs(cmd_buffer, &(*bbo)->relocs);
+ if (execbuf->has_relocs) {
+ u_vector_foreach(bbo, &cmd_buffer->seen_bbos)
+ anv_cmd_buffer_process_relocs(cmd_buffer, &(*bbo)->relocs);
- anv_cmd_buffer_process_relocs(cmd_buffer, &cmd_buffer->surface_relocs);
+ anv_cmd_buffer_process_relocs(cmd_buffer, &cmd_buffer->surface_relocs);
+ }
if (!cmd_buffer->device->info.has_llc) {
__builtin_ia32_mfence();
u_vector_foreach(bbo, &cmd_buffer->seen_bbos) {
for (uint32_t i = 0; i < (*bbo)->length; i += CACHELINE_SIZE)
- __builtin_ia32_clflush((*bbo)->bo.map + i);
+ __builtin_ia32_clflush((*bbo)->bo->map + i);
}
}
static VkResult
setup_empty_execbuf(struct anv_execbuf *execbuf, struct anv_device *device)
{
- VkResult result = anv_execbuf_add_bo(execbuf, &device->trivial_batch_bo,
- NULL, 0, &device->alloc);
+ VkResult result = anv_execbuf_add_bo(device, execbuf,
+ device->trivial_batch_bo,
+ NULL, 0);
if (result != VK_SUCCESS)
return result;
.buffer_count = execbuf->bo_count,
.batch_start_offset = 0,
.batch_len = 8, /* GEN7_MI_BATCH_BUFFER_END and NOOP */
- .flags = I915_EXEC_HANDLE_LUT | I915_EXEC_RENDER,
+ .flags = I915_EXEC_HANDLE_LUT | I915_EXEC_RENDER | I915_EXEC_NO_RELOC,
.rsvd1 = device->context_id,
.rsvd2 = 0,
};
return VK_SUCCESS;
}
+/* We lock around execbuf for three main reasons:
+ *
+ * 1) When a block pool is resized, we create a new gem handle with a
+ * different size and, in the case of surface states, possibly a different
+ * center offset but we re-use the same anv_bo struct when we do so. If
+ * this happens in the middle of setting up an execbuf, we could end up
+ * with our list of BOs out of sync with our list of gem handles.
+ *
+ * 2) The algorithm we use for building the list of unique buffers isn't
+ * thread-safe. While the client is supposed to syncronize around
+ * QueueSubmit, this would be extremely difficult to debug if it ever came
+ * up in the wild due to a broken app. It's better to play it safe and
+ * just lock around QueueSubmit.
+ *
+ * 3) The anv_cmd_buffer_execbuf function may perform relocations in
+ * userspace. Due to the fact that the surface state buffer is shared
+ * between batches, we can't afford to have that happen from multiple
+ * threads at the same time. Even though the user is supposed to ensure
+ * this doesn't happen, we play it safe as in (2) above.
+ *
+ * Since the only other things that ever take the device lock such as block
+ * pool resize only rarely happen, this will almost never be contended so
+ * taking a lock isn't really an expensive operation in this case.
+ */
VkResult
-anv_cmd_buffer_execbuf(struct anv_device *device,
- struct anv_cmd_buffer *cmd_buffer,
- const VkSemaphore *in_semaphores,
- uint32_t num_in_semaphores,
- const VkSemaphore *out_semaphores,
- uint32_t num_out_semaphores,
- VkFence _fence)
+anv_queue_execbuf_locked(struct anv_queue *queue,
+ struct anv_queue_submit *submit)
{
- ANV_FROM_HANDLE(anv_fence, fence, _fence);
-
+ struct anv_device *device = queue->device;
struct anv_execbuf execbuf;
anv_execbuf_init(&execbuf);
+ execbuf.alloc = submit->alloc;
+ execbuf.alloc_scope = submit->alloc_scope;
+ execbuf.perf_query_pass = submit->perf_query_pass;
- int in_fence = -1;
- VkResult result = VK_SUCCESS;
- for (uint32_t i = 0; i < num_in_semaphores; i++) {
- ANV_FROM_HANDLE(anv_semaphore, semaphore, in_semaphores[i]);
- struct anv_semaphore_impl *impl =
- semaphore->temporary.type != ANV_SEMAPHORE_TYPE_NONE ?
- &semaphore->temporary : &semaphore->permanent;
-
- switch (impl->type) {
- case ANV_SEMAPHORE_TYPE_BO:
- result = anv_execbuf_add_bo(&execbuf, impl->bo, NULL,
- 0, &device->alloc);
- if (result != VK_SUCCESS)
- return result;
- break;
-
- case ANV_SEMAPHORE_TYPE_SYNC_FILE:
- if (in_fence == -1) {
- in_fence = impl->fd;
- } else {
- int merge = anv_gem_sync_file_merge(device, in_fence, impl->fd);
- if (merge == -1)
- return vk_error(VK_ERROR_INVALID_EXTERNAL_HANDLE);
-
- close(impl->fd);
- close(in_fence);
- in_fence = merge;
- }
-
- impl->fd = -1;
- break;
+ /* Always add the workaround BO as it includes a driver identifier for the
+ * error_state.
+ */
+ VkResult result =
+ anv_execbuf_add_bo(device, &execbuf, device->workaround_bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ goto error;
- case ANV_SEMAPHORE_TYPE_DRM_SYNCOBJ:
- result = anv_execbuf_add_syncobj(&execbuf, impl->syncobj,
- I915_EXEC_FENCE_WAIT,
- &device->alloc);
- if (result != VK_SUCCESS)
- return result;
- break;
+ for (uint32_t i = 0; i < submit->fence_bo_count; i++) {
+ int signaled;
+ struct anv_bo *bo = anv_unpack_ptr(submit->fence_bos[i], 1, &signaled);
- default:
- break;
- }
+ result = anv_execbuf_add_bo(device, &execbuf, bo, NULL,
+ signaled ? EXEC_OBJECT_WRITE : 0);
+ if (result != VK_SUCCESS)
+ goto error;
}
- bool need_out_fence = false;
- for (uint32_t i = 0; i < num_out_semaphores; i++) {
- ANV_FROM_HANDLE(anv_semaphore, semaphore, out_semaphores[i]);
-
- /* Under most circumstances, out fences won't be temporary. However,
- * the spec does allow it for opaque_fd. From the Vulkan 1.0.53 spec:
- *
- * "If the import is temporary, the implementation must restore the
- * semaphore to its prior permanent state after submitting the next
- * semaphore wait operation."
- *
- * The spec says nothing whatsoever about signal operations on
- * temporarily imported semaphores so it appears they are allowed.
- * There are also CTS tests that require this to work.
- */
- struct anv_semaphore_impl *impl =
- semaphore->temporary.type != ANV_SEMAPHORE_TYPE_NONE ?
- &semaphore->temporary : &semaphore->permanent;
-
- switch (impl->type) {
- case ANV_SEMAPHORE_TYPE_BO:
- result = anv_execbuf_add_bo(&execbuf, impl->bo, NULL,
- EXEC_OBJECT_WRITE, &device->alloc);
- if (result != VK_SUCCESS)
- return result;
- break;
-
- case ANV_SEMAPHORE_TYPE_SYNC_FILE:
- need_out_fence = true;
- break;
-
- case ANV_SEMAPHORE_TYPE_DRM_SYNCOBJ:
- result = anv_execbuf_add_syncobj(&execbuf, impl->syncobj,
- I915_EXEC_FENCE_SIGNAL,
- &device->alloc);
- if (result != VK_SUCCESS)
- return result;
- break;
-
- default:
- break;
- }
+ if (submit->cmd_buffer) {
+ result = setup_execbuf_for_cmd_buffer(&execbuf, submit->cmd_buffer);
+ } else if (submit->simple_bo) {
+ result = anv_execbuf_add_bo(device, &execbuf, submit->simple_bo, NULL, 0);
+ if (result != VK_SUCCESS)
+ goto error;
+
+ execbuf.execbuf = (struct drm_i915_gem_execbuffer2) {
+ .buffers_ptr = (uintptr_t) execbuf.objects,
+ .buffer_count = execbuf.bo_count,
+ .batch_start_offset = 0,
+ .batch_len = submit->simple_bo_size,
+ .flags = I915_EXEC_HANDLE_LUT | I915_EXEC_RENDER | I915_EXEC_NO_RELOC,
+ .rsvd1 = device->context_id,
+ .rsvd2 = 0,
+ };
+ } else {
+ result = setup_empty_execbuf(&execbuf, queue->device);
}
- if (fence) {
- /* Under most circumstances, out fences won't be temporary. However,
- * the spec does allow it for opaque_fd. From the Vulkan 1.0.53 spec:
- *
- * "If the import is temporary, the implementation must restore the
- * semaphore to its prior permanent state after submitting the next
- * semaphore wait operation."
- *
- * The spec says nothing whatsoever about signal operations on
- * temporarily imported semaphores so it appears they are allowed.
- * There are also CTS tests that require this to work.
- */
- struct anv_fence_impl *impl =
- fence->temporary.type != ANV_FENCE_TYPE_NONE ?
- &fence->temporary : &fence->permanent;
-
- switch (impl->type) {
- case ANV_FENCE_TYPE_BO:
- result = anv_execbuf_add_bo(&execbuf, &impl->bo.bo, NULL,
- EXEC_OBJECT_WRITE, &device->alloc);
- if (result != VK_SUCCESS)
- return result;
- break;
-
- case ANV_FENCE_TYPE_SYNCOBJ:
- result = anv_execbuf_add_syncobj(&execbuf, impl->syncobj,
- I915_EXEC_FENCE_SIGNAL,
- &device->alloc);
- if (result != VK_SUCCESS)
- return result;
- break;
+ if (result != VK_SUCCESS)
+ goto error;
+
+ const bool has_perf_query =
+ submit->perf_query_pass >= 0 &&
+ submit->cmd_buffer &&
+ submit->cmd_buffer->perf_query_pool;
+
+ if (unlikely(INTEL_DEBUG & DEBUG_BATCH)) {
+ if (submit->cmd_buffer) {
+ if (has_perf_query) {
+ struct anv_query_pool *query_pool = submit->cmd_buffer->perf_query_pool;
+ struct anv_bo *pass_batch_bo = query_pool->bo;
+ uint64_t pass_batch_offset =
+ khr_perf_query_preamble_offset(query_pool,
+ submit->perf_query_pass);
+
+ gen_print_batch(&device->decoder_ctx,
+ pass_batch_bo->map + pass_batch_offset, 64,
+ pass_batch_bo->offset + pass_batch_offset, false);
+ }
- default:
- unreachable("Invalid fence type");
+ struct anv_batch_bo **bo = u_vector_tail(&submit->cmd_buffer->seen_bbos);
+ device->cmd_buffer_being_decoded = submit->cmd_buffer;
+ gen_print_batch(&device->decoder_ctx, (*bo)->bo->map,
+ (*bo)->bo->size, (*bo)->bo->offset, false);
+ device->cmd_buffer_being_decoded = NULL;
+ } else if (submit->simple_bo) {
+ gen_print_batch(&device->decoder_ctx, submit->simple_bo->map,
+ submit->simple_bo->size, submit->simple_bo->offset, false);
+ } else {
+ gen_print_batch(&device->decoder_ctx,
+ device->trivial_batch_bo->map,
+ device->trivial_batch_bo->size,
+ device->trivial_batch_bo->offset, false);
}
}
- if (cmd_buffer)
- result = setup_execbuf_for_cmd_buffer(&execbuf, cmd_buffer);
- else
- result = setup_empty_execbuf(&execbuf, device);
-
- if (result != VK_SUCCESS)
- return result;
-
- if (execbuf.fence_count > 0) {
- assert(device->instance->physicalDevice.has_syncobj);
- execbuf.execbuf.flags |= I915_EXEC_FENCE_ARRAY;
- execbuf.execbuf.num_cliprects = execbuf.fence_count;
- execbuf.execbuf.cliprects_ptr = (uintptr_t) execbuf.fences;
+ if (submit->fence_count > 0) {
+ assert(device->physical->has_syncobj);
+ if (device->has_thread_submit) {
+ execbuf.timeline_fences.fence_count = submit->fence_count;
+ execbuf.timeline_fences.handles_ptr = (uintptr_t)submit->fences;
+ execbuf.timeline_fences.values_ptr = (uintptr_t)submit->fence_values;
+ anv_execbuf_add_ext(&execbuf,
+ DRM_I915_GEM_EXECBUFFER_EXT_TIMELINE_FENCES,
+ &execbuf.timeline_fences.base);
+ } else {
+ execbuf.execbuf.flags |= I915_EXEC_FENCE_ARRAY;
+ execbuf.execbuf.num_cliprects = submit->fence_count;
+ execbuf.execbuf.cliprects_ptr = (uintptr_t)submit->fences;
+ }
}
- if (in_fence != -1) {
+ if (submit->in_fence != -1) {
+ assert(!device->has_thread_submit);
execbuf.execbuf.flags |= I915_EXEC_FENCE_IN;
- execbuf.execbuf.rsvd2 |= (uint32_t)in_fence;
+ execbuf.execbuf.rsvd2 |= (uint32_t)submit->in_fence;
}
- if (need_out_fence)
+ if (submit->need_out_fence) {
+ assert(!device->has_thread_submit);
execbuf.execbuf.flags |= I915_EXEC_FENCE_OUT;
+ }
- result = anv_device_execbuf(device, &execbuf.execbuf, execbuf.bos);
-
- /* Execbuf does not consume the in_fence. It's our job to close it. */
- if (in_fence != -1)
- close(in_fence);
+ if (has_perf_query) {
+ struct anv_query_pool *query_pool = submit->cmd_buffer->perf_query_pool;
+ assert(submit->perf_query_pass < query_pool->n_passes);
+ struct gen_perf_query_info *query_info =
+ query_pool->pass_query[submit->perf_query_pass];
- for (uint32_t i = 0; i < num_in_semaphores; i++) {
- ANV_FROM_HANDLE(anv_semaphore, semaphore, in_semaphores[i]);
- /* From the Vulkan 1.0.53 spec:
- *
- * "If the import is temporary, the implementation must restore the
- * semaphore to its prior permanent state after submitting the next
- * semaphore wait operation."
- *
- * This has to happen after the execbuf in case we close any syncobjs in
- * the process.
+ /* Some performance queries just the pipeline statistic HW, no need for
+ * OA in that case, so no need to reconfigure.
*/
- anv_semaphore_reset_temporary(device, semaphore);
+ if (likely((INTEL_DEBUG & DEBUG_NO_OACONFIG) == 0) &&
+ (query_info->kind == GEN_PERF_QUERY_TYPE_OA ||
+ query_info->kind == GEN_PERF_QUERY_TYPE_RAW)) {
+ int ret = gen_ioctl(device->perf_fd, I915_PERF_IOCTL_CONFIG,
+ (void *)(uintptr_t) query_info->oa_metrics_set_id);
+ if (ret < 0) {
+ result = anv_device_set_lost(device,
+ "i915-perf config failed: %s",
+ strerror(ret));
+ }
+ }
+
+ struct anv_bo *pass_batch_bo = query_pool->bo;
+
+ struct drm_i915_gem_exec_object2 query_pass_object = {
+ .handle = pass_batch_bo->gem_handle,
+ .offset = pass_batch_bo->offset,
+ .flags = pass_batch_bo->flags,
+ };
+ struct drm_i915_gem_execbuffer2 query_pass_execbuf = {
+ .buffers_ptr = (uintptr_t) &query_pass_object,
+ .buffer_count = 1,
+ .batch_start_offset = khr_perf_query_preamble_offset(query_pool,
+ submit->perf_query_pass),
+ .flags = I915_EXEC_HANDLE_LUT | I915_EXEC_RENDER,
+ .rsvd1 = device->context_id,
+ };
+
+ int ret = queue->device->no_hw ? 0 :
+ anv_gem_execbuffer(queue->device, &query_pass_execbuf);
+ if (ret)
+ result = anv_queue_set_lost(queue, "execbuf2 failed: %m");
}
- if (fence && fence->permanent.type == ANV_FENCE_TYPE_BO) {
- /* BO fences can't be shared, so they can't be temporary. */
- assert(fence->temporary.type == ANV_FENCE_TYPE_NONE);
+ int ret = queue->device->no_hw ? 0 :
+ anv_gem_execbuffer(queue->device, &execbuf.execbuf);
+ if (ret)
+ result = anv_queue_set_lost(queue, "execbuf2 failed: %m");
- /* Once the execbuf has returned, we need to set the fence state to
- * SUBMITTED. We can't do this before calling execbuf because
- * anv_GetFenceStatus does take the global device lock before checking
- * fence->state.
- *
- * We set the fence state to SUBMITTED regardless of whether or not the
- * execbuf succeeds because we need to ensure that vkWaitForFences() and
- * vkGetFenceStatus() return a valid result (VK_ERROR_DEVICE_LOST or
- * VK_SUCCESS) in a finite amount of time even if execbuf fails.
- */
- fence->permanent.bo.state = ANV_BO_FENCE_STATE_SUBMITTED;
+ struct drm_i915_gem_exec_object2 *objects = execbuf.objects;
+ for (uint32_t k = 0; k < execbuf.bo_count; k++) {
+ if (execbuf.bos[k]->flags & EXEC_OBJECT_PINNED)
+ assert(execbuf.bos[k]->offset == objects[k].offset);
+ execbuf.bos[k]->offset = objects[k].offset;
}
- if (result == VK_SUCCESS && need_out_fence) {
- int out_fence = execbuf.execbuf.rsvd2 >> 32;
- for (uint32_t i = 0; i < num_out_semaphores; i++) {
- ANV_FROM_HANDLE(anv_semaphore, semaphore, out_semaphores[i]);
- /* Out fences can't have temporary state because that would imply
- * that we imported a sync file and are trying to signal it.
- */
- assert(semaphore->temporary.type == ANV_SEMAPHORE_TYPE_NONE);
- struct anv_semaphore_impl *impl = &semaphore->permanent;
+ if (result == VK_SUCCESS && submit->need_out_fence)
+ submit->out_fence = execbuf.execbuf.rsvd2 >> 32;
- if (impl->type == ANV_SEMAPHORE_TYPE_SYNC_FILE) {
- assert(impl->fd == -1);
- impl->fd = dup(out_fence);
- }
- }
- close(out_fence);
- }
+ error:
+ pthread_cond_broadcast(&device->queue_submit);
- anv_execbuf_finish(&execbuf, &device->alloc);
+ anv_execbuf_finish(&execbuf);
return result;
}