diff options
Diffstat (limited to 'src/intel')
| -rw-r--r-- | src/intel/vulkan/anv_device.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/intel/vulkan/anv_device.c b/src/intel/vulkan/anv_device.c index ee9c48fa73e9..8f4625ba0054 100644 --- a/src/intel/vulkan/anv_device.c +++ b/src/intel/vulkan/anv_device.c @@ -34,6 +34,7 @@ #include "util/strtod.h" #include "util/debug.h" #include "util/build_id.h" +#include "util/mesa-sha1.h" #include "util/vk_util.h" #include "genxml/gen7_pack.h" @@ -97,17 +98,26 @@ anv_compute_heap_size(int fd, uint64_t *heap_size) } static bool -anv_device_get_cache_uuid(void *uuid) +anv_device_get_cache_uuid(void *uuid, uint16_t pci_id) { const struct build_id_note *note = build_id_find_nhdr("libvulkan_intel.so"); if (!note) return false; - unsigned len = build_id_length(note); - if (len < VK_UUID_SIZE) + unsigned build_id_len = build_id_length(note); + if (build_id_len < 20) /* It should be a SHA-1 */ return false; - memcpy(uuid, build_id_data(note), VK_UUID_SIZE); + struct mesa_sha1 sha1_ctx; + uint8_t sha1[20]; + STATIC_ASSERT(VK_UUID_SIZE <= sizeof(sha1)); + + _mesa_sha1_init(&sha1_ctx); + _mesa_sha1_update(&sha1_ctx, build_id_data(note), build_id_len); + _mesa_sha1_update(&sha1_ctx, &pci_id, sizeof(pci_id)); + _mesa_sha1_final(&sha1_ctx, sha1); + + memcpy(uuid, sha1, VK_UUID_SIZE); return true; } @@ -192,7 +202,7 @@ anv_physical_device_init(struct anv_physical_device *device, if (result != VK_SUCCESS) goto fail; - if (!anv_device_get_cache_uuid(device->uuid)) { + if (!anv_device_get_cache_uuid(device->uuid, device->chipset_id)) { result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED, "cannot generate UUID"); goto fail; |