V4L/DVB (3608): Implement new routing commands in saa7127.c

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 18 insertions, 25 deletions

diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c
index 992c71774f30..133f9e5252fe 100644
--- a/drivers/media/video/saa7127.c
+++ b/drivers/media/video/saa7127.c
@@ -54,6 +54,7 @@
 #include <linux/i2c.h>
 #include <linux/videodev2.h>
 #include <media/v4l2-common.h>
+#include <media/saa7127.h>
 
 static int debug = 0;
 static int test_image = 0;
@@ -222,22 +223,6 @@ static struct i2c_reg_value saa7127_init_config_50hz[] = {
         { 0, 0 }
 };
 
-/* Enumeration for the Supported input types */
-enum saa7127_input_type {
-        SAA7127_INPUT_TYPE_NORMAL,
-        SAA7127_INPUT_TYPE_TEST_IMAGE
-};
-
-/* Enumeration for the Supported Output signal types */
-enum saa7127_output_type {
-        SAA7127_OUTPUT_TYPE_BOTH,
-        SAA7127_OUTPUT_TYPE_COMPOSITE,
-        SAA7127_OUTPUT_TYPE_SVIDEO,
-        SAA7127_OUTPUT_TYPE_RGB,
-        SAA7127_OUTPUT_TYPE_YUV_C,
-        SAA7127_OUTPUT_TYPE_YUV_V
-};
-
 /*
  **********************************************************************
  *
@@ -561,7 +546,7 @@ static int saa7127_command(struct i2c_client *client,
 {
         struct saa7127_state *state = i2c_get_clientdata(client);
         struct v4l2_format *fmt = arg;
-        int *iarg = arg;
+        struct v4l2_routing *route = arg;
 
         switch (cmd) {
         case VIDIOC_S_STD:
@@ -573,15 +558,23 @@ static int saa7127_command(struct i2c_client *client,
                 *(v4l2_std_id *)arg = state->std;
                 break;
 
-        case VIDIOC_S_INPUT:
-                if (state->input_type == *iarg)
-                        break;
-                return saa7127_set_input_type(client, *iarg);
+        case VIDIOC_INT_G_VIDEO_ROUTING:
+                route->input = state->input_type;
+                route->output = state->output_type;
+                break;
 
-        case VIDIOC_S_OUTPUT:
-                if (state->output_type == *iarg)
-                        break;
-                return saa7127_set_output_type(client, *iarg);
+        case VIDIOC_INT_S_VIDEO_ROUTING:
+        {
+                int rc = 0;
+
+                if (state->input_type != route->input) {
+                        rc = saa7127_set_input_type(client, route->input);
+                }
+                if (rc == 0 && state->output_type != route->output) {
+                        rc = saa7127_set_output_type(client, route->output);
+                }
+                return rc;
+        }
 
         case VIDIOC_STREAMON:
         case VIDIOC_STREAMOFF: