linux-kernel - [PATCH RFT/RFC v2 45/47] staging: media: zoran: remove deprecated .vidioc_g

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Message-Id: <1601058657-14042-46-git-send-email-clabbe@baylibre.com>
Date:   Fri, 25 Sep 2020 18:30:55 +0000
From:   Corentin Labbe <clabbe@...libre.com>
To:     gregkh@...uxfoundation.org, mchehab@...nel.org, hverkuil@...all.nl,
        laurent.pinchart@...asonboard.com
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, Corentin Labbe <clabbe@...libre.com>
Subject: [PATCH RFT/RFC v2 45/47] staging: media: zoran: remove deprecated .vidioc_g_jpegcomp

This patchs removed the deprecated .vidioc_g_jpegcomp and replace it
with corresponding v4l2_ctrl_ops code.

Signed-off-by: Corentin Labbe <clabbe@...libre.com>
---
 drivers/staging/media/zoran/zoran_card.c   | 22 ++++++++++
 drivers/staging/media/zoran/zoran_driver.c | 49 ----------------------
 2 files changed, 22 insertions(+), 49 deletions(-)

diff --git a/drivers/staging/media/zoran/zoran_card.c b/drivers/staging/media/zoran/zoran_card.c
index d7b3efa9e39f..fe52be4292fe 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/drivers/staging/media/zoran/zoran_card.c
@@ -1066,6 +1066,25 @@ static void zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *
 		GPIO(zr, 7, 1);
 }
 
+static int zoran_video_set_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct zoran *zr = container_of(ctrl->handler, struct zoran, hdl);
+
+	switch (ctrl->id) {
+	case V4L2_CID_JPEG_COMPRESSION_QUALITY:
+		zr->jpg_settings.jpg_comp.quality = ctrl->val;
+		return zoran_check_jpg_settings(zr, &zr->jpg_settings, 0);
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static const struct v4l2_ctrl_ops zoran_video_ctrl_ops = {
+	.s_ctrl = zoran_video_set_ctrl,
+};
+
 /*
  *   Scan for a Buz card (actually for the PCI controller ZR36057),
  *   request the irq and map the io memory
@@ -1106,6 +1125,9 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (v4l2_ctrl_handler_init(&zr->hdl, 10))
 		goto zr_unreg;
 	zr->v4l2_dev.ctrl_handler = &zr->hdl;
+	v4l2_ctrl_new_std(&zr->hdl, &zoran_video_ctrl_ops,
+			  V4L2_CID_JPEG_COMPRESSION_QUALITY, 0,
+			  100, 1, 50);
 	spin_lock_init(&zr->spinlock);
 	mutex_init(&zr->lock);
 	if (pci_enable_device(pdev))
diff --git a/drivers/staging/media/zoran/zoran_driver.c b/drivers/staging/media/zoran/zoran_driver.c
index ab9eec50abad..a6fb41d03186 100644
--- a/drivers/staging/media/zoran/zoran_driver.c
+++ b/drivers/staging/media/zoran/zoran_driver.c
@@ -1849,53 +1849,6 @@ static int zoran_s_selection(struct file *file, void *__fh, struct v4l2_selectio
 	return res;
 }
 
-static int zoran_g_jpegcomp(struct file *file, void *__fh,
-			    struct v4l2_jpegcompression *params)
-{
-	struct zoran *zr = video_drvdata(file);
-
-	memset(params, 0, sizeof(*params));
-
-	params->quality = zr->jpg_settings.jpg_comp.quality;
-	params->APPn = zr->jpg_settings.jpg_comp.APPn;
-	memcpy(params->APP_data, zr->jpg_settings.jpg_comp.APP_data,
-	       zr->jpg_settings.jpg_comp.APP_len);
-	params->APP_len = zr->jpg_settings.jpg_comp.APP_len;
-	memcpy(params->COM_data, zr->jpg_settings.jpg_comp.COM_data,
-	       zr->jpg_settings.jpg_comp.COM_len);
-	params->COM_len = zr->jpg_settings.jpg_comp.COM_len;
-	params->jpeg_markers = zr->jpg_settings.jpg_comp.jpeg_markers;
-
-	return 0;
-}
-
-static int zoran_s_jpegcomp(struct file *file, void *__fh,
-			    const struct v4l2_jpegcompression *params)
-{
-	struct zoran_fh *fh = __fh;
-	struct zoran *zr = fh->zr;
-	int res = 0;
-	struct zoran_jpg_settings settings;
-
-	settings = zr->jpg_settings;
-
-	settings.jpg_comp = *params;
-
-	if (fh->buffers.active != ZORAN_FREE) {
-		pci_warn(zr->pci_dev, "VIDIOC_S_JPEGCOMP called while in playback/capture mode\n");
-		res = -EBUSY;
-		return res;
-	}
-
-	res = zoran_check_jpg_settings(zr, &settings, 0);
-	if (res)
-		return res;
-	if (!fh->buffers.allocated)
-		zr->buffer_size = zoran_v4l2_calc_bufsize(&zr->jpg_settings);
-	zr->jpg_settings.jpg_comp = settings.jpg_comp;
-	return res;
-}
-
 static __poll_t zoran_poll(struct file *file, poll_table  *wait)
 {
 	struct zoran_fh *fh = file->private_data;
@@ -2176,8 +2129,6 @@ static const struct v4l2_ioctl_ops zoran_ioctl_ops = {
 	.vidioc_s_output		    = zoran_s_output,*/
 	.vidioc_g_std			    = zoran_g_std,
 	.vidioc_s_std			    = zoran_s_std,
-	.vidioc_g_jpegcomp		    = zoran_g_jpegcomp,
-	.vidioc_s_jpegcomp		    = zoran_s_jpegcomp,
 	.vidioc_reqbufs			    = zoran_reqbufs,
 	.vidioc_querybuf		    = zoran_querybuf,
 	.vidioc_qbuf			    = zoran_qbuf,
-- 
2.26.2