winsys/amdgpu: Fix build on BSD

Some BSDs don't define ENODATA.

Fixes: cf24d155 ("winsys/amdgpu: Hook up guilt to amdgpu_ctx_set_sw_reset_status")
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27181>

src/gallium/winsys/amdgpu/drm/amdgpu_cs.c

@@ -7,12 +7,22 @@
  */
 
 #include "amdgpu_cs.h"
+#include "util/detect_os.h"
 #include "util/os_time.h"
 #include <inttypes.h>
 #include <stdio.h>
 
 #include "amd/common/sid.h"
 
+/* Some BSDs don't define ENODATA (and ENODATA is replaced with different error
+ * codes in the kernel).
+ */
+#if DETECT_OS_OPENBSD
+#define ENODATA ENOTSUP
+#elif DETECT_OS_FREEBSD || DETECT_OS_DRAGONFLY
+#define ENODATA ECONNREFUSED
+#endif
+
 /* FENCES */
 
 void amdgpu_fence_destroy(struct amdgpu_fence *fence)