diff options
Diffstat (limited to 'drivers/media/video/soc_camera.c')
-rw-r--r-- | drivers/media/video/soc_camera.c | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c index fcd6b2ce9c1..6d8bfd4d97e 100644 --- a/drivers/media/video/soc_camera.c +++ b/drivers/media/video/soc_camera.c @@ -286,7 +286,9 @@ static int soc_camera_set_fmt(struct soc_camera_file *icf, icd->width = pix->width; icd->height = pix->height; - icf->vb_vidq.field = pix->field; + icf->vb_vidq.field = + icd->field = pix->field; + if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) dev_warn(&icd->dev, "Attention! Wrong buf-type %d\n", f->type); @@ -339,27 +341,24 @@ static int soc_camera_open(struct file *file) /* Now we really have to activate the camera */ if (icd->use_count == 1) { + /* Restore parameters before the last close() per V4L2 API */ struct v4l2_format f = { .type = V4L2_BUF_TYPE_VIDEO_CAPTURE, .fmt.pix = { - .width = DEFAULT_WIDTH, - .height = DEFAULT_HEIGHT, - .field = V4L2_FIELD_ANY, + .width = icd->width, + .height = icd->height, + .field = icd->field, + .pixelformat = icd->current_fmt->fourcc, + .colorspace = icd->current_fmt->colorspace, }, }; - ret = soc_camera_init_user_formats(icd); - if (ret < 0) - goto eiufmt; ret = ici->ops->add(icd); if (ret < 0) { dev_err(&icd->dev, "Couldn't activate the camera: %d\n", ret); goto eiciadd; } - f.fmt.pix.pixelformat = icd->current_fmt->fourcc; - f.fmt.pix.colorspace = icd->current_fmt->colorspace; - /* Try to configure with default parameters */ ret = soc_camera_set_fmt(icf, &f); if (ret < 0) @@ -382,8 +381,6 @@ static int soc_camera_open(struct file *file) esfmt: ici->ops->remove(icd); eiciadd: - soc_camera_free_user_formats(icd); -eiufmt: icd->use_count--; mutex_unlock(&icd->video_lock); module_put(ici->ops->owner); @@ -403,10 +400,9 @@ static int soc_camera_close(struct file *file) mutex_lock(&icd->video_lock); icd->use_count--; - if (!icd->use_count) { + if (!icd->use_count) ici->ops->remove(icd); - soc_camera_free_user_formats(icd); - } + mutex_unlock(&icd->video_lock); module_put(icd->ops->owner); @@ -874,9 +870,18 @@ static int soc_camera_probe(struct device *dev) qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE); icd->exposure = qctrl ? qctrl->default_value : (unsigned short)~0; + + ret = soc_camera_init_user_formats(icd); + if (ret < 0) + goto eiufmt; + + icd->height = DEFAULT_HEIGHT; + icd->width = DEFAULT_WIDTH; + icd->field = V4L2_FIELD_ANY; } - ici->ops->remove(icd); +eiufmt: + ici->ops->remove(icd); eiadd: mutex_unlock(&icd->video_lock); module_put(ici->ops->owner); @@ -895,6 +900,8 @@ static int soc_camera_remove(struct device *dev) if (icd->ops->remove) icd->ops->remove(icd); + soc_camera_free_user_formats(icd); + return 0; } |