[PATCH v4 4/5] media: atmel-isc: Remove unnecessary member

[Wenyou Yang]

Remove the memeber *config from the isc_subdev_entity struct,
the member is useless afterward.

Signed-off-by: Wenyou Yang <wenyou.y...@microchip.com>
---

Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/media/platform/atmel/atmel-isc.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/media/platform/atmel/atmel-isc.c 
b/drivers/media/platform/atmel/atmel-isc.c
index a44a66ad2c02..29780fcdfc8b 100644
--- a/drivers/media/platform/atmel/atmel-isc.c
+++ b/drivers/media/platform/atmel/atmel-isc.c
@@ -83,7 +83,6 @@ struct isc_subdev_entity {
        struct v4l2_subdev              *sd;
        struct v4l2_async_subdev        *asd;
        struct v4l2_async_notifier      notifier;
-       struct v4l2_subdev_pad_config   *config;
 
        u32 pfe_cfg0;
 
@@ -1000,6 +999,7 @@ static int isc_try_fmt(struct isc_device *isc, struct 
v4l2_format *f,
 {
        struct isc_format *isc_fmt;
        struct v4l2_pix_format *pixfmt = &f->fmt.pix;
+       struct v4l2_subdev_pad_config pad_cfg;
        struct v4l2_subdev_format format = {
                .which = V4L2_SUBDEV_FORMAT_TRY,
        };
@@ -1030,7 +1030,7 @@ static int isc_try_fmt(struct isc_device *isc, struct 
v4l2_format *f,
 
        v4l2_fill_mbus_format(&format.format, pixfmt, mbus_code);
        ret = v4l2_subdev_call(isc->current_subdev->sd, pad, set_fmt,
-                              isc->current_subdev->config, &format);
+                              &pad_cfg, &format);
        if (ret < 0)
                return ret;
 
@@ -1495,8 +1495,6 @@ static void isc_async_unbind(struct v4l2_async_notifier 
*notifier,
                                              struct isc_device, v4l2_dev);
        cancel_work_sync(&isc->awb_work);
        video_unregister_device(&isc->video_dev);
-       if (isc->current_subdev->config)
-               v4l2_subdev_free_pad_config(isc->current_subdev->config);
        v4l2_ctrl_handler_free(&isc->ctrls.handler);
 }
 
@@ -1648,10 +1646,6 @@ static int isc_async_complete(struct v4l2_async_notifier 
*notifier)
        INIT_LIST_HEAD(&isc->dma_queue);
        spin_lock_init(&isc->dma_queue_lock);
 
-       sd_entity->config = v4l2_subdev_alloc_pad_config(sd_entity->sd);
-       if (!sd_entity->config)
-               return -ENOMEM;
-
        ret = isc_formats_init(isc);
        if (ret < 0) {
                v4l2_err(&isc->v4l2_dev,
-- 
2.13.0