[igt-dev] [PATCH i-g-t 1/2] lib/i915: for_each_mmap_offset_type()

[Chris Wilson]

Pull the increasingly replicated for loop over the possible mmap offset
types into a library helper.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Antonio Argenziano <antonio.argenziano at intel.com>
Cc: Dixit Ashutosh <ashutosh.dixit at intel.com>
---
 lib/i915/gem_mman.c          |  8 ++++++++
 lib/i915/gem_mman.h          | 11 +++++++++++
 tests/i915/gem_exec_params.c | 18 ------------------
 tests/i915/gem_madvise.c     | 18 ------------------
 tests/i915/gem_mmap_offset.c | 17 -----------------
 5 files changed, 19 insertions(+), 53 deletions(-)

diff --git a/lib/i915/gem_mman.c b/lib/i915/gem_mman.c
index c034f3173..08ae67696 100644
--- a/lib/i915/gem_mman.c
+++ b/lib/i915/gem_mman.c
@@ -538,3 +538,11 @@ void gem_require_mappable_ggtt(int i915)
 	igt_require_f(gem_has_mappable_ggtt(i915),
 		      "HW & kernel support for indirect detiling aperture\n");
 }
+
+const struct mmap_offset mmap_offset_types[] = {
+	{ "gtt", I915_MMAP_OFFSET_GTT, I915_GEM_DOMAIN_GTT },
+	{ "wb", I915_MMAP_OFFSET_WB, I915_GEM_DOMAIN_CPU },
+	{ "wc", I915_MMAP_OFFSET_WC, I915_GEM_DOMAIN_WC },
+	{ "uc", I915_MMAP_OFFSET_UC, I915_GEM_DOMAIN_WC },
+	{},
+};
diff --git a/lib/i915/gem_mman.h b/lib/i915/gem_mman.h
index 2730295ea..4fc6a0186 100644
--- a/lib/i915/gem_mman.h
+++ b/lib/i915/gem_mman.h
@@ -95,5 +95,16 @@ int gem_munmap(void *ptr, uint64_t size);
  */
 #define gem_require_mmap_offset_wc(fd) igt_require(gem_mmap_offset__has_wc(fd))
 
+extern const struct mmap_offset {
+	const char *name;
+	unsigned int type;
+	unsigned int domain;
+} mmap_offset_types[];
+
+#define for_each_mmap_offset_type(__t) \
+	for (const struct mmap_offset *__t = mmap_offset_types; \
+	     (__t)->name; \
+	     (__t)++)
+
 #endif /* GEM_MMAN_H */
 
diff --git a/tests/i915/gem_exec_params.c b/tests/i915/gem_exec_params.c
index f916f6acf..e2912685b 100644
--- a/tests/i915/gem_exec_params.c
+++ b/tests/i915/gem_exec_params.c
@@ -52,24 +52,6 @@
 #define LOCAL_I915_EXEC_BATCH_FIRST (1 << 18)
 #define LOCAL_I915_EXEC_FENCE_ARRAY (1 << 19)
 
-static const struct mmap_offset {
-	const char *name;
-	unsigned int type;
-	unsigned int domain;
-} mmap_offset_types[] = {
-	{ "gtt", I915_MMAP_OFFSET_GTT, I915_GEM_DOMAIN_GTT },
-	{ "wb", I915_MMAP_OFFSET_WB, I915_GEM_DOMAIN_CPU },
-	{ "wc", I915_MMAP_OFFSET_WC, I915_GEM_DOMAIN_WC },
-	{ "uc", I915_MMAP_OFFSET_UC, I915_GEM_DOMAIN_WC },
-	{},
-};
-
-#define for_each_mmap_offset_type(__t) \
-	for (const struct mmap_offset *__t = mmap_offset_types; \
-	     (__t)->name; \
-	     (__t)++)
-
-
 static bool has_ring(int fd, unsigned ring_exec_flags)
 {
 	switch (ring_exec_flags & I915_EXEC_RING_MASK) {
diff --git a/tests/i915/gem_madvise.c b/tests/i915/gem_madvise.c
index 8baef0d94..e8716a891 100644
--- a/tests/i915/gem_madvise.c
+++ b/tests/i915/gem_madvise.c
@@ -48,24 +48,6 @@ IGT_TEST_DESCRIPTION("Checks that the kernel reports EFAULT when trying to use"
  *
  */
 
-static const struct mmap_offset {
-	const char *name;
-	unsigned int type;
-	unsigned int domain;
-} mmap_offset_types[] = {
-	{ "gtt", I915_MMAP_OFFSET_GTT, I915_GEM_DOMAIN_GTT },
-	{ "wb", I915_MMAP_OFFSET_WB, I915_GEM_DOMAIN_CPU },
-	{ "wc", I915_MMAP_OFFSET_WC, I915_GEM_DOMAIN_WC },
-	{ "uc", I915_MMAP_OFFSET_UC, I915_GEM_DOMAIN_WC },
-	{},
-};
-
-#define for_each_mmap_offset_type(__t) \
-	for (const struct mmap_offset *__t = mmap_offset_types; \
-	     (__t)->name; \
-	     (__t)++)
-
-
 static jmp_buf jmp;
 
 static void __attribute__((noreturn)) sigtrap(int sig)
diff --git a/tests/i915/gem_mmap_offset.c b/tests/i915/gem_mmap_offset.c
index 83e9890a5..f49d18e63 100644
--- a/tests/i915/gem_mmap_offset.c
+++ b/tests/i915/gem_mmap_offset.c
@@ -33,23 +33,6 @@
 
 IGT_TEST_DESCRIPTION("Basic MMAP_OFFSET IOCTL tests for mem regions\n");
 
-static const struct mmap_offset {
-	const char *name;
-	unsigned int type;
-	unsigned int domain;
-} mmap_offset_types[] = {
-	{ "gtt", I915_MMAP_OFFSET_GTT, I915_GEM_DOMAIN_GTT },
-	{ "wb", I915_MMAP_OFFSET_WB, I915_GEM_DOMAIN_CPU },
-	{ "wc", I915_MMAP_OFFSET_WC, I915_GEM_DOMAIN_WC },
-	{ "uc", I915_MMAP_OFFSET_UC, I915_GEM_DOMAIN_WC },
-	{},
-};
-
-#define for_each_mmap_offset_type(__t) \
-	for (const struct mmap_offset *__t = mmap_offset_types; \
-	     (__t)->name; \
-	     (__t)++)
-
 static int mmap_offset_ioctl(int i915, struct drm_i915_gem_mmap_offset *arg)
 {
 	int err = 0;
-- 
2.25.0