radv/vulkan: Move radv_get_driver_version to src/vulkan/util

This means it can be reused for other Vulkan drivers. Also fix up a
typo, need to search for '.' in the version string rather than ','.

v2: Remove unneeded temporary version variable (Emil, Eric)

Signed-off-by: Alex Smith <[email protected]>
Reviewed-by: Emil Velikov <[email protected]>
Reviewed-by: Eric Engestrom <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>

2 files changed, 51 insertions, 0 deletions

diff --git a/src/vulkan/util/vk_util.c b/src/vulkan/util/vk_util.c
new file mode 100644
index 00000000000..769e69062ad
--- /dev/null
+++ b/src/vulkan/util/vk_util.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright © 2016 Red Hat.
+ * Copyright © 2016 Bas Nieuwenhuizen
+ * Copyright © 2017 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include "vk_util.h"
+
+uint32_t vk_get_driver_version(void)
+{
+   const char *minor_string = strchr(VERSION, '.');
+   const char *patch_string = minor_string ? strchr(minor_string + 1, '.') : NULL;
+   int major = atoi(VERSION);
+   int minor = minor_string ? atoi(minor_string + 1) : 0;
+   int patch = patch_string ? atoi(patch_string + 1) : 0;
+   if (strstr(VERSION, "devel")) {
+      if (patch == 0) {
+         patch = 99;
+         if (minor == 0) {
+            minor = 99;
+            --major;
+         } else
+            --minor;
+      } else
+         --patch;
+   }
+   return VK_MAKE_VERSION(major, minor, patch);
+}
diff --git a/src/vulkan/util/vk_util.h b/src/vulkan/util/vk_util.h
index 5ff1f00195c..2ed601f881e 100644
--- a/src/vulkan/util/vk_util.h
+++ b/src/vulkan/util/vk_util.h
@@ -197,4 +197,6 @@ __vk_find_struct(void *start, VkStructureType sType)
 #define vk_find_struct_const(__start, __sType) \
    (const void *)__vk_find_struct((void *)(__start), VK_STRUCTURE_TYPE_##__sType)
 
+uint32_t vk_get_driver_version(void);
+
 #endif /* VK_UTIL_H */