[media] v4l2-subdev: support new 'which' field in enum_mbus_code

Support the new 'which' field in the enum_mbus_code ops. Most drivers do not
need to be changed since they always return the same enumeration regardless
of the 'which' field.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/platform/am437x/am437x-vpfe.c

@@ -2327,6 +2327,7 @@ vpfe_async_bound(struct v4l2_async_notifier *notifier,
 
 		memset(&mbus_code, 0, sizeof(mbus_code));
 		mbus_code.index = j;
+		mbus_code.which = V4L2_SUBDEV_FORMAT_ACTIVE;
 		ret = v4l2_subdev_call(subdev, pad, enum_mbus_code,
 			       NULL, &mbus_code);
 		if (ret)

drivers/media/platform/omap3isp/ispccdc.c

@@ -2133,7 +2133,7 @@ static int ccdc_enum_mbus_code(struct v4l2_subdev *sd,
 
 	case CCDC_PAD_SOURCE_OF:
 		format = __ccdc_get_format(ccdc, cfg, code->pad,
-					   V4L2_SUBDEV_FORMAT_TRY);
+					   code->which);
 
 		if (format->code == MEDIA_BUS_FMT_YUYV8_2X8 ||
 		    format->code == MEDIA_BUS_FMT_UYVY8_2X8) {
@@ -2164,7 +2164,7 @@ static int ccdc_enum_mbus_code(struct v4l2_subdev *sd,
 			return -EINVAL;
 
 		format = __ccdc_get_format(ccdc, cfg, code->pad,
-					   V4L2_SUBDEV_FORMAT_TRY);
+					   code->which);
 
 		/* A pixel code equal to 0 means that the video port doesn't
 		 * support the input format. Don't enumerate any pixel code.

drivers/media/platform/omap3isp/ispccp2.c

@@ -703,7 +703,7 @@ static int ccp2_enum_mbus_code(struct v4l2_subdev *sd,
 			return -EINVAL;
 
 		format = __ccp2_get_format(ccp2, cfg, CCP2_PAD_SINK,
-					      V4L2_SUBDEV_FORMAT_TRY);
+					      code->which);
 		code->code = format->code;
 	}
 

drivers/media/platform/omap3isp/ispcsi2.c

@@ -909,7 +909,7 @@ static int csi2_enum_mbus_code(struct v4l2_subdev *sd,
 		code->code = csi2_input_fmts[code->index];
 	} else {
 		format = __csi2_get_format(csi2, cfg, CSI2_PAD_SINK,
-					   V4L2_SUBDEV_FORMAT_TRY);
+					   code->which);
 		switch (code->index) {
 		case 0:
 			/* Passthrough sink pad code */

drivers/media/platform/omap3isp/ispresizer.c

@@ -1431,7 +1431,7 @@ static int resizer_enum_mbus_code(struct v4l2_subdev *sd,
 			return -EINVAL;
 
 		format = __resizer_get_format(res, cfg, RESZ_PAD_SINK,
-					      V4L2_SUBDEV_FORMAT_TRY);
+					      code->which);
 		code->code = format->code;
 	}
 

drivers/media/platform/vsp1/vsp1_bru.c

@@ -190,6 +190,7 @@ static int bru_enum_mbus_code(struct v4l2_subdev *subdev,
 		MEDIA_BUS_FMT_ARGB8888_1X32,
 		MEDIA_BUS_FMT_AYUV8_1X32,
 	};
+	struct vsp1_bru *bru = to_bru(subdev);
 	struct v4l2_mbus_framefmt *format;
 
 	if (code->pad == BRU_PAD_SINK(0)) {
@@ -201,7 +202,8 @@ static int bru_enum_mbus_code(struct v4l2_subdev *subdev,
 		if (code->index)
 			return -EINVAL;
 
-		format = v4l2_subdev_get_try_format(subdev, cfg, BRU_PAD_SINK(0));
+		format = vsp1_entity_get_pad_format(&bru->entity, cfg,
+						    BRU_PAD_SINK(0), code->which);
 		code->code = format->code;
 	}
 

drivers/media/platform/vsp1/vsp1_lif.c

@@ -81,6 +81,7 @@ static int lif_enum_mbus_code(struct v4l2_subdev *subdev,
 		MEDIA_BUS_FMT_ARGB8888_1X32,
 		MEDIA_BUS_FMT_AYUV8_1X32,
 	};
+	struct vsp1_lif *lif = to_lif(subdev);
 
 	if (code->pad == LIF_PAD_SINK) {
 		if (code->index >= ARRAY_SIZE(codes))
@@ -96,7 +97,8 @@ static int lif_enum_mbus_code(struct v4l2_subdev *subdev,
 		if (code->index)
 			return -EINVAL;
 
-		format = v4l2_subdev_get_try_format(subdev, cfg, LIF_PAD_SINK);
+		format = vsp1_entity_get_pad_format(&lif->entity, cfg,
+						    LIF_PAD_SINK, code->which);
 		code->code = format->code;
 	}
 

drivers/media/platform/vsp1/vsp1_lut.c

@@ -90,6 +90,7 @@ static int lut_enum_mbus_code(struct v4l2_subdev *subdev,
 		MEDIA_BUS_FMT_AHSV8888_1X32,
 		MEDIA_BUS_FMT_AYUV8_1X32,
 	};
+	struct vsp1_lut *lut = to_lut(subdev);
 	struct v4l2_mbus_framefmt *format;
 
 	if (code->pad == LUT_PAD_SINK) {
@@ -104,7 +105,8 @@ static int lut_enum_mbus_code(struct v4l2_subdev *subdev,
 		if (code->index)
 			return -EINVAL;
 
-		format = v4l2_subdev_get_try_format(subdev, cfg, LUT_PAD_SINK);
+		format = vsp1_entity_get_pad_format(&lut->entity, cfg,
+						    LUT_PAD_SINK, code->which);
 		code->code = format->code;
 	}
 

drivers/media/platform/vsp1/vsp1_sru.c

@@ -173,6 +173,7 @@ static int sru_enum_mbus_code(struct v4l2_subdev *subdev,
 		MEDIA_BUS_FMT_ARGB8888_1X32,
 		MEDIA_BUS_FMT_AYUV8_1X32,
 	};
+	struct vsp1_sru *sru = to_sru(subdev);
 	struct v4l2_mbus_framefmt *format;
 
 	if (code->pad == SRU_PAD_SINK) {
@@ -187,7 +188,8 @@ static int sru_enum_mbus_code(struct v4l2_subdev *subdev,
 		if (code->index)
 			return -EINVAL;
 
-		format = v4l2_subdev_get_try_format(subdev, cfg, SRU_PAD_SINK);
+		format = vsp1_entity_get_pad_format(&sru->entity, cfg,
+						    SRU_PAD_SINK, code->which);
 		code->code = format->code;
 	}
 

drivers/media/platform/vsp1/vsp1_uds.c

@@ -176,6 +176,7 @@ static int uds_enum_mbus_code(struct v4l2_subdev *subdev,
 		MEDIA_BUS_FMT_ARGB8888_1X32,
 		MEDIA_BUS_FMT_AYUV8_1X32,
 	};
+	struct vsp1_uds *uds = to_uds(subdev);
 
 	if (code->pad == UDS_PAD_SINK) {
 		if (code->index >= ARRAY_SIZE(codes))
@@ -191,7 +192,8 @@ static int uds_enum_mbus_code(struct v4l2_subdev *subdev,
 		if (code->index)
 			return -EINVAL;
 
-		format = v4l2_subdev_get_try_format(subdev, cfg, UDS_PAD_SINK);
+		format = vsp1_entity_get_pad_format(&uds->entity, cfg,
+						    UDS_PAD_SINK, code->which);
 		code->code = format->code;
 	}
 

drivers/staging/media/omap4iss/iss_csi2.c

@@ -908,7 +908,7 @@ static int csi2_enum_mbus_code(struct v4l2_subdev *sd,
 		code->code = csi2_input_fmts[code->index];
 	} else {
 		format = __csi2_get_format(csi2, cfg, CSI2_PAD_SINK,
-					   V4L2_SUBDEV_FORMAT_TRY);
+					   code->which);
 		switch (code->index) {
 		case 0:
 			/* Passthrough sink pad code */

drivers/staging/media/omap4iss/iss_ipipeif.c

@@ -467,7 +467,7 @@ static int ipipeif_enum_mbus_code(struct v4l2_subdev *sd,
 			return -EINVAL;
 
 		format = __ipipeif_get_format(ipipeif, cfg, IPIPEIF_PAD_SINK,
-					      V4L2_SUBDEV_FORMAT_TRY);
+					      code->which);
 
 		code->code = format->code;
 		break;

drivers/staging/media/omap4iss/iss_resizer.c

@@ -513,7 +513,7 @@ static int resizer_enum_mbus_code(struct v4l2_subdev *sd,
 
 	case RESIZER_PAD_SOURCE_MEM:
 		format = __resizer_get_format(resizer, cfg, RESIZER_PAD_SINK,
-					      V4L2_SUBDEV_FORMAT_TRY);
+					      code->which);
 
 		if (code->index == 0) {
 			code->code = format->code;