[media] media: use unsigned for pad index

The pad index is unsigned. Replace the occurences of it where
pertinent.

Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c
index dae674c..749462c 100644
--- a/drivers/media/platform/omap3isp/ispccdc.c
+++ b/drivers/media/platform/omap3isp/ispccdc.c
@@ -2513,7 +2513,7 @@
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct isp_ccdc_device *ccdc = v4l2_get_subdevdata(sd);
 	struct isp_device *isp = to_isp_device(ccdc);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/media/platform/omap3isp/ispccp2.c b/drivers/media/platform/omap3isp/ispccp2.c
index 0c790b2..59686dd 100644
--- a/drivers/media/platform/omap3isp/ispccp2.c
+++ b/drivers/media/platform/omap3isp/ispccp2.c
@@ -956,7 +956,7 @@
 {
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct isp_ccp2_device *ccp2 = v4l2_get_subdevdata(sd);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/media/platform/omap3isp/ispcsi2.c b/drivers/media/platform/omap3isp/ispcsi2.c
index f50f6b3..886f148 100644
--- a/drivers/media/platform/omap3isp/ispcsi2.c
+++ b/drivers/media/platform/omap3isp/ispcsi2.c
@@ -1144,7 +1144,7 @@
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct isp_csi2_device *csi2 = v4l2_get_subdevdata(sd);
 	struct isp_csi2_ctrl_cfg *ctrl = &csi2->ctrl;
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/*
 	 * The ISP core doesn't support pipelines with multiple video outputs.
diff --git a/drivers/media/platform/omap3isp/isppreview.c b/drivers/media/platform/omap3isp/isppreview.c
index c300cb7..e15ad41 100644
--- a/drivers/media/platform/omap3isp/isppreview.c
+++ b/drivers/media/platform/omap3isp/isppreview.c
@@ -2144,7 +2144,7 @@
 {
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct isp_prev_device *prev = v4l2_get_subdevdata(sd);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/media/platform/omap3isp/ispresizer.c b/drivers/media/platform/omap3isp/ispresizer.c
index cd0a9f6..20b98d8 100644
--- a/drivers/media/platform/omap3isp/ispresizer.c
+++ b/drivers/media/platform/omap3isp/ispresizer.c
@@ -1623,7 +1623,7 @@
 {
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct isp_res_device *res = v4l2_get_subdevdata(sd);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c b/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c
index a54c60f..633d645 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c
@@ -885,7 +885,7 @@
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct vpfe_ipipeif_device *ipipeif = v4l2_get_subdevdata(sd);
 	struct vpfe_device *vpfe = to_vpfe_device(ipipeif);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/staging/media/davinci_vpfe/dm365_isif.c b/drivers/staging/media/davinci_vpfe/dm365_isif.c
index b35667a..9905789 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_isif.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_isif.c
@@ -1707,7 +1707,7 @@
 {
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct vpfe_isif_device *isif = v4l2_get_subdevdata(sd);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
index 669ae3f..a91395c 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
@@ -1648,7 +1648,7 @@
 	struct vpfe_device *vpfe_dev = to_vpfe_device(resizer);
 	u16 ipipeif_source = vpfe_dev->vpfe_ipipeif.output;
 	u16 ipipe_source = vpfe_dev->vpfe_ipipe.output;
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/staging/media/omap4iss/iss_csi2.c b/drivers/staging/media/omap4iss/iss_csi2.c
index 226366a..f0fa037 100644
--- a/drivers/staging/media/omap4iss/iss_csi2.c
+++ b/drivers/staging/media/omap4iss/iss_csi2.c
@@ -1170,7 +1170,7 @@
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct iss_csi2_device *csi2 = v4l2_get_subdevdata(sd);
 	struct iss_csi2_ctrl_cfg *ctrl = &csi2->ctrl;
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/staging/media/omap4iss/iss_ipipeif.c b/drivers/staging/media/omap4iss/iss_ipipeif.c
index c2b5638..88b22f7 100644
--- a/drivers/staging/media/omap4iss/iss_ipipeif.c
+++ b/drivers/staging/media/omap4iss/iss_ipipeif.c
@@ -662,7 +662,7 @@
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct iss_ipipeif_device *ipipeif = v4l2_get_subdevdata(sd);
 	struct iss_device *iss = to_iss_device(ipipeif);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))
diff --git a/drivers/staging/media/omap4iss/iss_resizer.c b/drivers/staging/media/omap4iss/iss_resizer.c
index fea13ab4..fe7b253 100644
--- a/drivers/staging/media/omap4iss/iss_resizer.c
+++ b/drivers/staging/media/omap4iss/iss_resizer.c
@@ -716,7 +716,7 @@
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
 	struct iss_resizer_device *resizer = v4l2_get_subdevdata(sd);
 	struct iss_device *iss = to_iss_device(resizer);
-	int index = local->index;
+	unsigned int index = local->index;
 
 	/* FIXME: this is actually a hack! */
 	if (is_media_entity_v4l2_subdev(remote->entity))