staging: most: v4l2-aim: replace pr_xx calls by v4l2_xx calls

This patch replaces pr_info, pr_err, etc. function calls by the
v4l2_... ones to get the device dependent logs.

Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/aim-v4l2/video.c b/drivers/staging/most/aim-v4l2/video.c
index 9a383e0..b55ab62 100644 (file)
--- a/drivers/staging/most/aim-v4l2/video.c
+++ b/drivers/staging/most/aim-v4l2/video.c
@@ -79,7 +79,7 @@ static int aim_vdev_open(struct file *filp)
        struct most_video_dev *mdev = video_drvdata(filp);
        struct aim_fh *fh;
 
-       pr_info("aim_vdev_open()\n");
+       v4l2_info(&mdev->v4l2_dev, "aim_vdev_open()\n");
 
        switch (vdev->vfl_type) {
        case VFL_TYPE_GRABBER:
@@ -93,7 +93,7 @@ static int aim_vdev_open(struct file *filp)
                return -ENOMEM;
 
        if (!atomic_inc_and_test(&mdev->access_ref)) {
-               pr_err("too many clients\n");
+               v4l2_err(&mdev->v4l2_dev, "too many clients\n");
                ret = -EBUSY;
                goto err_dec;
        }
@@ -106,7 +106,7 @@ static int aim_vdev_open(struct file *filp)
 
        ret = most_start_channel(mdev->iface, mdev->ch_idx, &aim_info);
        if (ret) {
-               pr_err("most_start_channel() failed\n");
+               v4l2_err(&mdev->v4l2_dev, "most_start_channel() failed\n");
                goto err_rm;
        }
 
@@ -128,7 +128,7 @@ static int aim_vdev_close(struct file *filp)
        struct most_video_dev *mdev = fh->mdev;
        struct mbo *mbo, *tmp;
 
-       pr_info("aim_vdev_close()\n");
+       v4l2_info(&mdev->v4l2_dev, "aim_vdev_close()\n");
 
        /*
         * We need to put MBOs back before we call most_stop_channel()
@@ -187,7 +187,7 @@ static ssize_t aim_vdev_read(struct file *filp, char __user *buf,
                int const cnt = rem < count ? rem : count;
 
                if (copy_to_user(buf, mbo->virt_address + fh->offs, cnt)) {
-                       pr_err("read: copy_to_user failed\n");
+                       v4l2_err(&mdev->v4l2_dev, "read: copy_to_user failed\n");
                        if (!ret)
                                ret = -EFAULT;
                        return ret;
@@ -256,7 +256,7 @@ static int vidioc_querycap(struct file *file, void  *priv,
        struct aim_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       pr_info("vidioc_querycap()\n");
+       v4l2_info(&mdev->v4l2_dev, "vidioc_querycap()\n");
 
        strlcpy(cap->driver, "v4l2_most_aim", sizeof(cap->driver));
        strlcpy(cap->card, "MOST", sizeof(cap->card));
@@ -273,7 +273,10 @@ static int vidioc_querycap(struct file *file, void  *priv,
 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
                                   struct v4l2_fmtdesc *f)
 {
-       pr_info("vidioc_enum_fmt_vid_cap() %d\n", f->index);
+       struct aim_fh *fh = priv;
+       struct most_video_dev *mdev = fh->mdev;
+
+       v4l2_info(&mdev->v4l2_dev, "vidioc_enum_fmt_vid_cap() %d\n", f->index);
 
        if (f->index)
                return -EINVAL;
@@ -289,7 +292,10 @@ static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
                                struct v4l2_format *f)
 {
-       pr_info("vidioc_g_fmt_vid_cap()\n");
+       struct aim_fh *fh = priv;
+       struct most_video_dev *mdev = fh->mdev;
+
+       v4l2_info(&mdev->v4l2_dev, "vidioc_g_fmt_vid_cap()\n");
 
        aim_set_format_struct(f);
        return 0;
@@ -315,7 +321,10 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 
 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm)
 {
-       pr_info("vidioc_g_std()\n");
+       struct aim_fh *fh = priv;
+       struct most_video_dev *mdev = fh->mdev;
+
+       v4l2_info(&mdev->v4l2_dev, "vidioc_g_std()\n");
 
        *norm = V4L2_STD_UNKNOWN;
        return 0;
@@ -352,7 +361,7 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int index)
        struct aim_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       pr_info("vidioc_s_input(%d)\n", index);
+       v4l2_info(&mdev->v4l2_dev, "vidioc_s_input(%d)\n", index);
 
        if (index >= V4L2_AIM_MAX_INPUT)
                return -EINVAL;
@@ -433,7 +442,7 @@ static int aim_register_videodev(struct most_video_dev *mdev)
        int retval = -ENOMEM;
        int ret;
 
-       pr_info("aim_register_videodev()\n");
+       v4l2_info(&mdev->v4l2_dev, "aim_register_videodev()\n");
 
        init_waitqueue_head(&mdev->wait_data);
 
@@ -453,7 +462,8 @@ static int aim_register_videodev(struct most_video_dev *mdev)
        video_set_drvdata(mdev->vdev, mdev);
        retval = video_register_device(mdev->vdev, VFL_TYPE_GRABBER, -1);
        if (retval != 0) {
-               pr_err("video_register_device failed (%d)\n", retval);
+               v4l2_err(&mdev->v4l2_dev, "video_register_device failed (%d)\n",
+                        retval);
                ret = -ENODEV;
                goto err_vbi_dev;
        }
@@ -467,7 +477,7 @@ err_vbi_dev:
 
 static void aim_unregister_videodev(struct most_video_dev *mdev)
 {
-       pr_info("aim_unregister_videodev()\n");
+       v4l2_info(&mdev->v4l2_dev, "aim_unregister_videodev()\n");
 
        video_unregister_device(mdev->vdev);
 }
@@ -488,7 +498,7 @@ static int aim_probe_channel(struct most_interface *iface, int channel_idx,
        int ret;
        struct most_video_dev *mdev = get_aim_dev(iface, channel_idx);
 
-       pr_info("aim_probe_channel()\n");
+       pr_info("aim_probe_channel(%s)\n", name);
 
        if (mdev) {
                pr_err("channel already linked\n");
@@ -534,6 +544,7 @@ static int aim_probe_channel(struct most_interface *iface, int channel_idx,
        spin_lock_irq(&list_lock);
        list_add(&mdev->list, &video_devices);
        spin_unlock_irq(&list_lock);
+       v4l2_info(&mdev->v4l2_dev, "aim_probe_channel() done\n");
        return 0;
 
 err_unreg:
@@ -547,13 +558,13 @@ static int aim_disconnect_channel(struct most_interface *iface,
 {
        struct most_video_dev *mdev = get_aim_dev(iface, channel_idx);
 
-       pr_info("aim_disconnect_channel()\n");
-
        if (!mdev) {
                pr_err("no such channel is linked\n");
                return -ENOENT;
        }
 
+       v4l2_info(&mdev->v4l2_dev, "aim_disconnect_channel()\n");
+
        spin_lock_irq(&list_lock);
        list_del(&mdev->list);
        spin_unlock_irq(&list_lock);