[media] vpif_capture: remove unnecessary can_route flag

Calling a subdev op that isn't implemented will just return -ENOIOCTLCMD
No need to have a flag for that.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Acked-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Tested-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

arch/arm/mach-davinci/board-da850-evm.c

@@ -1209,7 +1209,6 @@ static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
 		},
 		.input = INPUT_CVBS_VI2B,
 		.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
-		.can_route = 1,
 		.vpif_if = {
 			.if_type = VPIF_IF_BT656,
 			.hd_pol  = 1,
@@ -1225,7 +1224,6 @@ static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
 		},
 		.input = INPUT_SVIDEO_VI2C_VI1C,
 		.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
-		.can_route = 1,
 		.vpif_if = {
 			.if_type = VPIF_IF_BT656,
 			.hd_pol  = 1,

arch/arm/mach-davinci/board-dm646x-evm.c

@@ -603,7 +603,6 @@ static struct vpif_subdev_info vpif_capture_sdev_info[] = {
 		},
 		.input = INPUT_CVBS_VI2B,
 		.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
-		.can_route = 1,
 		.vpif_if = {
 			.if_type = VPIF_IF_BT656,
 			.hd_pol = 1,
@@ -619,7 +618,6 @@ static struct vpif_subdev_info vpif_capture_sdev_info[] = {
 		},
 		.input = INPUT_SVIDEO_VI2C_VI1C,
 		.output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
-		.can_route = 1,
 		.vpif_if = {
 			.if_type = VPIF_IF_BT656,
 			.hd_pol = 1,

drivers/media/platform/davinci/vpif_capture.c

@@ -1502,15 +1502,13 @@ static int vpif_s_input(struct file *file, void *priv, unsigned int index)
 		}
 	}
 
-	if (subdev_info->can_route) {
-		input = subdev_info->input;
-		output = subdev_info->output;
-		ret = v4l2_subdev_call(vpif_obj.sd[sd_index], video, s_routing,
-					input, output, 0);
-		if (ret < 0) {
-			vpif_dbg(1, debug, "Failed to set input\n");
-			return ret;
-		}
+	input = subdev_info->input;
+	output = subdev_info->output;
+	ret = v4l2_subdev_call(vpif_obj.sd[sd_index], video, s_routing,
+			input, output, 0);
+	if (ret < 0 && ret != -ENOIOCTLCMD) {
+		vpif_dbg(1, debug, "Failed to set input\n");
+		return ret;
 	}
 	ch->input_idx = index;
 	ch->curr_subdev_info = subdev_info;
@@ -1520,7 +1518,7 @@ static int vpif_s_input(struct file *file, void *priv, unsigned int index)
 
 	/* update tvnorms from the sub device input info */
 	ch->video_dev->tvnorms = chan_cfg->inputs[index].input.std;
-	return ret;
+	return 0;
 }
 
 /**

include/media/davinci/vpif_types.h

@@ -39,7 +39,6 @@ struct vpif_subdev_info {
 	struct i2c_board_info board_info;
 	u32 input;
 	u32 output;
-	unsigned can_route:1;
 	struct vpif_interface vpif_if;
 };