tu: Rewrite cache UUID based on radv

Switch to using sha1 so that we can add as many other flags as we need
to easily.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16147>
This commit is contained in:
Connor Abbott 2022-05-09 15:02:17 +02:00 committed by Marge Bot
parent 410d59943d
commit d023ae4686

View file

@ -60,16 +60,19 @@
static int static int
tu_device_get_cache_uuid(uint16_t family, void *uuid) tu_device_get_cache_uuid(uint16_t family, void *uuid)
{ {
uint32_t mesa_timestamp; struct mesa_sha1 ctx;
uint16_t f = family; unsigned char sha1[20];
memset(uuid, 0, VK_UUID_SIZE); memset(uuid, 0, VK_UUID_SIZE);
if (!disk_cache_get_function_timestamp(tu_device_get_cache_uuid, _mesa_sha1_init(&ctx);
&mesa_timestamp))
if (!disk_cache_get_function_identifier(tu_device_get_cache_uuid, &ctx))
return -1; return -1;
memcpy(uuid, &mesa_timestamp, 4); _mesa_sha1_update(&ctx, &family, sizeof(family));
memcpy((char *) uuid + 4, &f, 2); _mesa_sha1_final(&ctx, sha1);
snprintf((char *) uuid + 6, VK_UUID_SIZE - 10, "tu");
memcpy(uuid, sha1, VK_UUID_SIZE);
return 0; return 0;
} }