/* Copyright © 2024 Intel Corporation
* SPDX-License-Identifier: MIT
*/
#include "anv_private.h"
static unsigned
embedded_sampler_key_hash(const void *key)
{
return _mesa_hash_data(key, sizeof(struct anv_embedded_sampler_key));
}
static bool
embedded_sampler_key_equal(const void *a, const void *b)
{
return memcmp(a, b, sizeof(struct anv_embedded_sampler_key)) == 0;
}
static void
anv_embedded_sampler_free(struct anv_device *device,
struct anv_embedded_sampler *sampler)
{
anv_state_pool_free(&device->dynamic_state_pool, sampler->sampler_state);
anv_state_pool_free(&device->dynamic_state_pool, sampler->border_color_state);
vk_free(&device->vk.alloc, sampler);
}
void
anv_embedded_sampler_unref(struct anv_device *device,
struct anv_embedded_sampler *sampler)
{
simple_mtx_lock(&device->embedded_samplers.mutex);
if (--sampler->ref_cnt == 0) {
_mesa_hash_table_remove_key(device->embedded_samplers.map,
&sampler->key);
anv_embedded_sampler_free(device, sampler);
}
simple_mtx_unlock(&device->embedded_samplers.mutex);
}
void
anv_device_init_embedded_samplers(struct anv_device *device)
{
simple_mtx_init(&device->embedded_samplers.mutex, mtx_plain);
device->embedded_samplers.map =
_mesa_hash_table_create(NULL,
embedded_sampler_key_hash,
embedded_sampler_key_equal);
}
void
anv_device_finish_embedded_samplers(struct anv_device *device)
{
hash_table_foreach(device->embedded_samplers.map, entry) {
anv_embedded_sampler_free(device, entry->data);
}
ralloc_free(device->embedded_samplers.map);
simple_mtx_destroy(&device->embedded_samplers.mutex);
}
VkResult
anv_device_get_embedded_samplers(struct anv_device *device,
struct anv_embedded_sampler **out_samplers,
const struct anv_pipeline_bind_map *bind_map)
{
VkResult result = VK_SUCCESS;
simple_mtx_lock(&device->embedded_samplers.mutex);
for (uint32_t i = 0; i < bind_map->embedded_sampler_count; i++) {
struct hash_entry *entry =
_mesa_hash_table_search(device->embedded_samplers.map,
&bind_map->embedded_sampler_to_binding[i].key);
if (entry == NULL) {
out_samplers[i] =
vk_zalloc(&device->vk.alloc,
sizeof(struct anv_embedded_sampler), 8,
VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
if (out_samplers[i] == NULL) {
result = vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
for (uint32_t j = 0; j < i; j++)
anv_embedded_sampler_unref(device, out_samplers[i]);
goto err;
}
anv_genX(device->info, emit_embedded_sampler)(
device, out_samplers[i],
&bind_map->embedded_sampler_to_binding[i]);
_mesa_hash_table_insert(device->embedded_samplers.map,
&out_samplers[i]->key,
out_samplers[i]);
} else {
out_samplers[i] = anv_embedded_sampler_ref(entry->data);
}
}
err:
simple_mtx_unlock(&device->embedded_samplers.mutex);
return result;
}
an title='2025-08-03 14:40:53 -0400'>2025-08-03| agx: add foreach_reg_{src,dest} | Alyssa Rosenzweig |
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