lib/igt.cocci: Add stanza for for_each_pipe

Damien dodged this ...

Also run the script while at it.

v2: Don't just capture identifiers for pipe, but also expressions.

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

lib/igt.cocci

@@ -74,3 +74,13 @@ expression list[n] Ep;
 @@
 -abort();
 +igt_fail(1);
+
+@@
+iterator name for_each_pipe;
+igt_display_t *display;
+expression pipe;
+@@
+- for (pipe = 0; pipe < igt_display_get_n_pipes(display); pipe++) {
++ for_each_pipe (display, pipe) {
+...
+}

tests/kms_cursor_crc.c

@@ -303,7 +303,7 @@ static void run_test(data_t *data, void (*testfunc)(data_t *), int cursor_w, int
 
 	for_each_connected_output(display, output) {
 		data->output = output;
-		for (p = 0; p < igt_display_get_n_pipes(display); p++) {
+		for_each_pipe(display, p) {
 			data->pipe = p;
 
 			if (!prepare_crtc(data, output, cursor_w, cursor_h))

tests/kms_fbc_crc.c

@@ -454,7 +454,7 @@ static void run_test(data_t *data, enum test_mode mode)
 	reset_display(data);
 
 	for_each_connected_output(display, data->output) {
-		for (data->pipe = 0; data->pipe < igt_display_get_n_pipes(display); data->pipe++) {
+		for_each_pipe(display, data->pipe) {
 			if (!prepare_crtc(data))
 				continue;
 

tests/kms_fence_pin_leak.c

@@ -196,7 +196,7 @@ static void run_test(data_t *data)
 	enum pipe p;
 
 	for_each_connected_output(display, output) {
-		for (p = 0; p < igt_display_get_n_pipes(display); p++) {
+		for_each_pipe(display, p) {
 			if (run_single_test(data, p, output))
 				return; /* one time ought to be enough */
 		}