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device-select: simplify adding/removing instances

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36717>
This commit is contained in:
Rhys Perry
2025-08-08 16:27:04 +01:00
committed by Marge Bot
parent c1bd371f15
commit e15e7738ac
1 changed files with 11 additions and 25 deletions
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src/vulkan/device-select-layer/device_select_layer.c
+11 -25
View File
@@ -45,35 +45,15 @@
static struct hash_table *device_select_instance_ht = NULL;
static simple_mtx_t device_select_mutex = SIMPLE_MTX_INITIALIZER;
static void
device_select_init_instances(void)
{
simple_mtx_lock(&device_select_mutex);
if (!device_select_instance_ht)
device_select_instance_ht =
_mesa_hash_table_create(NULL, _mesa_hash_pointer, _mesa_key_pointer_equal);
simple_mtx_unlock(&device_select_mutex);
}
static void
device_select_try_free_ht(void)
{
simple_mtx_lock(&device_select_mutex);
if (device_select_instance_ht) {
if (_mesa_hash_table_num_entries(device_select_instance_ht) == 0) {
_mesa_hash_table_destroy(device_select_instance_ht, NULL);
device_select_instance_ht = NULL;
}
}
simple_mtx_unlock(&device_select_mutex);
}
static void
device_select_layer_add_instance(VkInstance instance, struct instance_info *info)
{
device_select_init_instances();
simple_mtx_lock(&device_select_mutex);
if (!device_select_instance_ht)
device_select_instance_ht = _mesa_pointer_hash_table_create(NULL);
_mesa_hash_table_insert(device_select_instance_ht, instance, info);
simple_mtx_unlock(&device_select_mutex);
}
@@ -94,9 +74,15 @@ static void
device_select_layer_remove_instance(VkInstance instance)
{
simple_mtx_lock(&device_select_mutex);
_mesa_hash_table_remove_key(device_select_instance_ht, instance);
if (_mesa_hash_table_num_entries(device_select_instance_ht) == 0) {
_mesa_hash_table_destroy(device_select_instance_ht, NULL);
device_select_instance_ht = NULL;
}
simple_mtx_unlock(&device_select_mutex);
device_select_try_free_ht();
}
static VkResult