From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Fri, 14 Aug 2015 22:22:57 +0000 (-0700)
Subject: vk: Build a version of the driver for linking into unit tests
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=16c5b9f4eda04d22c3c7b4cba0fe6303f149f86d;p=mesa.git

vk: Build a version of the driver for linking into unit tests
---

diff --git a/src/vulkan/Makefile.am b/src/vulkan/Makefile.am
index c816f97034f..31367de42a2 100644
--- a/src/vulkan/Makefile.am
+++ b/src/vulkan/Makefile.am
@@ -30,6 +30,8 @@ vulkan_include_HEADERS =				\
 
 lib_LTLIBRARIES = libvulkan.la
 
+check_LTLIBRARIES = libvulkan-test.la
+
 # The gallium includes are for the util/u_math.h include from main/macros.h
 
 AM_CPPFLAGS = \
@@ -53,7 +55,7 @@ libvulkan_la_CFLAGS =							\
 libvulkan_la_CXXFLAGS =							\
 	-Wall -Wextra -Wno-unused-parameter -fvisibility=hidden -O0 -g
 
-libvulkan_la_SOURCES =                                  \
+VULKAN_SOURCES =                                        \
 	anv_allocator.c                                 \
 	anv_aub.c                                       \
 	anv_cmd_buffer.c                                \
@@ -63,7 +65,6 @@ libvulkan_la_SOURCES =                                  \
 	anv_entrypoints.c                               \
 	anv_entrypoints.h                               \
 	anv_formats.c                                   \
-	anv_gem.c                                       \
 	anv_image.c                                     \
 	anv_intel.c                                     \
 	anv_meta.c                                      \
@@ -73,6 +74,10 @@ libvulkan_la_SOURCES =                                  \
 	anv_util.c                                      \
 	anv_x11.c
 
+libvulkan_la_SOURCES =                                  \
+	$(VULKAN_SOURCES)                               \
+	anv_gem.c
+
 BUILT_SOURCES =                                         \
 	anv_entrypoints.h                               \
 	anv_entrypoints.c                               \
@@ -92,4 +97,14 @@ CLEANFILES = $(BUILT_SOURCES)
 libvulkan_la_LIBADD = -lxcb -lxcb-dri3 \
 	$(top_builddir)/src/mesa/drivers/dri/i965/libi965_compiler.la
 
+# Libvulkan with dummy gem. Used for unit tests.
+
+libvulkan_test_la_SOURCES =                             \
+	$(VULKAN_SOURCES)                               \
+	anv_gem_stubs.c
+
+libvulkan_test_la_CFLAGS = $(libvulkan_la_CFLAGS)
+libvulkan_test_la_CXXFLAGS = $(libvulkan_la_CXXFLAGS)
+libvulkan_test_la_LIBADD = $(libvulkan_la_LIBADD)
+
 include $(top_srcdir)/install-lib-links.mk
diff --git a/src/vulkan/anv_gem_stubs.c b/src/vulkan/anv_gem_stubs.c
new file mode 100644
index 00000000000..d036314c446
--- /dev/null
+++ b/src/vulkan/anv_gem_stubs.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright © 2015 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.
+ */
+
+#define _DEFAULT_SOURCE
+
+#include <linux/memfd.h>
+#include <sys/mman.h>
+#include <sys/syscall.h>
+
+#include "anv_private.h"
+
+static inline int
+memfd_create(const char *name, unsigned int flags)
+{
+   return syscall(SYS_memfd_create, name, flags);
+}
+
+uint32_t
+anv_gem_create(struct anv_device *device, size_t size)
+{
+   int fd = memfd_create("fake bo", MFD_CLOEXEC);
+   if (fd == -1)
+      return 0;
+
+   assert(fd != 0);
+
+   if (ftruncate(fd, size) == -1)
+      return 0;
+
+   return fd;
+}
+
+void
+anv_gem_close(struct anv_device *device, int gem_handle)
+{
+   close(gem_handle);
+}
+
+void*
+anv_gem_mmap(struct anv_device *device, uint32_t gem_handle,
+             uint64_t offset, uint64_t size)
+{
+   return mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED,
+               gem_handle, offset);
+}
+
+/* This is just a wrapper around munmap, but it also notifies valgrind that
+ * this map is no longer valid.  Pair this with anv_gem_mmap().
+ */
+void
+anv_gem_munmap(void *p, uint64_t size)
+{
+   munmap(p, size);
+}
+
+int
+anv_gem_userptr(struct anv_device *device, void *mem, size_t size)
+{
+   return -1;
+}
+
+int
+anv_gem_wait(struct anv_device *device, int gem_handle, int64_t *timeout_ns)
+{
+   return 0;
+}
+
+int
+anv_gem_execbuffer(struct anv_device *device,
+                   struct drm_i915_gem_execbuffer2 *execbuf)
+{
+   return 0;
+}
+
+int
+anv_gem_set_tiling(struct anv_device *device,
+                   int gem_handle, uint32_t stride, uint32_t tiling)
+{
+   return 0;
+}
+
+int
+anv_gem_get_param(int fd, uint32_t param)
+{
+   unreachable("Unused");
+}
+
+int
+anv_gem_create_context(struct anv_device *device)
+{
+   unreachable("Unused");
+}
+
+int
+anv_gem_destroy_context(struct anv_device *device, int context)
+{
+   unreachable("Unused");
+}
+
+int
+anv_gem_get_aperture(int fd, uint64_t *size)
+{
+   unreachable("Unused");
+}
+
+int
+anv_gem_handle_to_fd(struct anv_device *device, int gem_handle)
+{
+   unreachable("Unused");
+}
+
+int
+anv_gem_fd_to_handle(struct anv_device *device, int fd)
+{
+   unreachable("Unused");
+}