lib/igt_aux: s/swap/igt_swap/

It collides with the subtest naming convention glossary entry for swap.
Which makes the docbook xml stuff unhappy.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

tests/eviction_common.c

@@ -55,7 +55,7 @@ static void exchange_uint32_t(void *array, unsigned i, unsigned j)
 {
 	uint32_t *i_arr = array;
 
-	swap(i_arr[i], i_arr[j]);
+	igt_swap(i_arr[i], i_arr[j]);
 }
 
 static int minor_evictions(int fd, struct igt_eviction_test_ops *ops,

tests/gem_ctx_thrash.c

@@ -55,13 +55,13 @@ static int ctx_per_thread;
 static void xchg_ptr(void *array, unsigned i, unsigned j)
 {
 	void **A = array;
-	swap(A[i], A[j]);
+	igt_swap(A[i], A[j]);
 }
 
 static void xchg_int(void *array, unsigned i, unsigned j)
 {
 	int *A = array;
-	swap(A[i], A[j]);
+	igt_swap(A[i], A[j]);
 }
 
 static int reopen(int _fd)

tests/gem_seqno_wrap.c

@@ -172,7 +172,7 @@ static void exchange_uint(void *array, unsigned i, unsigned j)
 {
 	unsigned *i_arr = array;
 
-	swap(i_arr[i], i_arr[j]);
+	igt_swap(i_arr[i], i_arr[j]);
 }
 
 static void run_sync_test(int num_buffers, bool verify)

tests/gem_stress.c

@@ -571,7 +571,7 @@ static void exchange_uint(void *array, unsigned i, unsigned j)
 {
 	unsigned *i_arr = array;
 
-	swap(i_arr[i], i_arr[j]);
+	igt_swap(i_arr[i], i_arr[j]);
 }
 
 static void copy_tiles(unsigned *permutation)

tests/kms_flip.c

@@ -242,7 +242,7 @@ static int _emit_dummy_load__bcs(struct test_output *o, int limit, int timeout)
 			  2048, 2048,
 			  2048*4, 2048*4);
 
-		swap(src_bo, dst_bo);
+		igt_swap(src_bo, dst_bo);
 	}
 	blit_copy(fb_bo, src_bo,
 		  min(o->fb_width, 2048), min(o->fb_height, 2048),
@@ -357,7 +357,7 @@ static int _emit_dummy_load__rcs(struct test_output *o, int limit, int timeout)
 			 2048, 2048,
 			 dst, 0, 0);
 
-		swap(src, dst);
+		igt_swap(src, dst);
 	}
 	copyfunc(batch, NULL,
 		 src, 0, 0,