[media] au0828: use standard demod pads struct

As we want au0828 to use the core function to create the MC
graphs, use enum demod_pad_index instead of
enum au8522_media_pads.

Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/dvb-frontends/au8522.h

···
 	AU8522_AUDIO_NONE,
 	AU8522_AUDIO_SIF,
 };
-
-enum au8522_media_pads {
-	AU8522_PAD_INPUT,
-	AU8522_PAD_VID_OUT,
-	AU8522_PAD_VBI_OUT,
-	AU8522_PAD_AUDIO_OUT,
-
-	AU8522_NUM_PADS
-};
 #endif /* __AU8522_H__ */

drivers/media/dvb-frontends/au8522_decoder.c

···
 	v4l2_i2c_subdev_init(sd, client, &au8522_ops);
 #if defined(CONFIG_MEDIA_CONTROLLER)
 
-	state->pads[AU8522_PAD_INPUT].flags = MEDIA_PAD_FL_SINK;
-	state->pads[AU8522_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE;
-	state->pads[AU8522_PAD_VBI_OUT].flags = MEDIA_PAD_FL_SOURCE;
-	state->pads[AU8522_PAD_AUDIO_OUT].flags = MEDIA_PAD_FL_SOURCE;
+	state->pads[DEMOD_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK;
+	state->pads[DEMOD_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE;
+	state->pads[DEMOD_PAD_VBI_OUT].flags = MEDIA_PAD_FL_SOURCE;
+	state->pads[DEMOD_PAD_AUDIO_OUT].flags = MEDIA_PAD_FL_SOURCE;
 	sd->entity.function = MEDIA_ENT_F_ATV_DECODER;
 
 	ret = media_entity_pads_init(&sd->entity, ARRAY_SIZE(state->pads),

drivers/media/dvb-frontends/au8522_priv.h

···
 #include <linux/videodev2.h>
 #include <media/v4l2-device.h>
 #include <media/v4l2-ctrls.h>
+#include <media/v4l2-mc.h>
 #include <linux/i2c.h>
 #include "dvb_frontend.h"
 #include "au8522.h"
···
 	struct v4l2_ctrl_handler hdl;
 
 #ifdef CONFIG_MEDIA_CONTROLLER
-	struct media_pad pads[AU8522_NUM_PADS];
+	struct media_pad pads[DEMOD_NUM_PADS];
 #endif
 };
 

drivers/media/usb/au0828/au0828-core.c

···
 	switch (new->function) {
 	case MEDIA_ENT_F_AUDIO_MIXER:
 		ret = media_create_pad_link(dev->decoder,
-					    AU8522_PAD_AUDIO_OUT,
+					    DEMOD_PAD_AUDIO_OUT,
 					    new, 0,
 					    MEDIA_LNK_FL_ENABLED);
 		if (ret)

drivers/media/usb/au0828/au0828-video.c

···
 	if (tuner) {
 		dev->tuner = tuner;
 		ret = media_create_pad_link(tuner, TUNER_PAD_OUTPUT,
-					    decoder, AU8522_PAD_INPUT, 0);
+					    decoder, DEMOD_PAD_IF_INPUT, 0);
 		if (ret)
 			return ret;
 	}
-	ret = media_create_pad_link(decoder, AU8522_PAD_VID_OUT,
+	ret = media_create_pad_link(decoder, DEMOD_PAD_VID_OUT,
 				    &dev->vdev.entity, 0,
 				    MEDIA_LNK_FL_ENABLED);
 	if (ret)
 		return ret;
-	ret = media_create_pad_link(decoder, AU8522_PAD_VBI_OUT,
+	ret = media_create_pad_link(decoder, DEMOD_PAD_VBI_OUT,
 				    &dev->vbi_dev.entity, 0,
 				    MEDIA_LNK_FL_ENABLED);
 	if (ret)
···
 		case AU0828_VMUX_SVIDEO:
 			/* FIXME: fix the decoder PAD */
 			ret = media_create_pad_link(ent, 0, decoder,
-						    AU8522_PAD_INPUT, 0);
+						    DEMOD_PAD_IF_INPUT, 0);
 			if (ret)
 				return ret;
 			break;

include/media/v4l2-mc.h

···
  * @DEMOD_PAD_IF_INPUT:	IF input sink pad.
  * @DEMOD_PAD_VID_OUT:	Video output source pad.
  * @DEMOD_PAD_VBI_OUT:	Vertical Blank Interface (VBI) output source pad.
+ * @DEMOD_PAD_AUDIO_OUT: Audio output source pad.
  * @DEMOD_NUM_PADS:	Maximum number of output pads.
  */
 enum demod_pad_index {
 	DEMOD_PAD_IF_INPUT,
 	DEMOD_PAD_VID_OUT,
 	DEMOD_PAD_VBI_OUT,
+	DEMOD_PAD_AUDIO_OUT,
 	DEMOD_NUM_PADS
 };