diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index 03381c68b986d995294d1719bf86f0008e287936..92b5dfb12ed1bb7119347d330f0d6d4488091852 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -1708,12 +1708,13 @@ static int vidioc_g_parm(struct file *filp, void *priv, if (mutex_lock_interruptible(&gspca_dev->usb_lock)) return -ERESTARTSYS; - gspca_dev->usb_err = 0; - if (gspca_dev->present) - ret = gspca_dev->sd_desc->get_streamparm(gspca_dev, - parm); - else + if (gspca_dev->present) { + gspca_dev->usb_err = 0; + gspca_dev->sd_desc->get_streamparm(gspca_dev, parm); + ret = gspca_dev->usb_err; + } else { ret = -ENODEV; + } mutex_unlock(&gspca_dev->usb_lock); return ret; } @@ -1738,12 +1739,13 @@ static int vidioc_s_parm(struct file *filp, void *priv, if (mutex_lock_interruptible(&gspca_dev->usb_lock)) return -ERESTARTSYS; - gspca_dev->usb_err = 0; - if (gspca_dev->present) - ret = gspca_dev->sd_desc->set_streamparm(gspca_dev, - parm); - else + if (gspca_dev->present) { + gspca_dev->usb_err = 0; + gspca_dev->sd_desc->set_streamparm(gspca_dev, parm); + ret = gspca_dev->usb_err; + } else { ret = -ENODEV; + } mutex_unlock(&gspca_dev->usb_lock); return ret; } diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h index d4d210b56b499d6ee4248b3c80cafc399bb45190..3c8a63bbc1722a351b117be43895c957d98a6e09 100644 --- a/drivers/media/video/gspca/gspca.h +++ b/drivers/media/video/gspca/gspca.h @@ -93,7 +93,7 @@ typedef int (*cam_reg_op) (struct gspca_dev *, struct v4l2_dbg_register *); typedef int (*cam_ident_op) (struct gspca_dev *, struct v4l2_dbg_chip_ident *); -typedef int (*cam_streamparm_op) (struct gspca_dev *, +typedef void (*cam_streamparm_op) (struct gspca_dev *, struct v4l2_streamparm *); typedef int (*cam_qmnu_op) (struct gspca_dev *, struct v4l2_querymenu *); diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c index 88ef03f6235b7fca295a96fc880b90ca3ea868e8..0edf93973b1c7eb2eb27e322e9799d95db90121e 100644 --- a/drivers/media/video/gspca/ov534.c +++ b/drivers/media/video/gspca/ov534.c @@ -1243,34 +1243,26 @@ static int sd_querymenu(struct gspca_dev *gspca_dev, } /* get stream parameters (framerate) */ -static int sd_get_streamparm(struct gspca_dev *gspca_dev, +static void sd_get_streamparm(struct gspca_dev *gspca_dev, struct v4l2_streamparm *parm) { struct v4l2_captureparm *cp = &parm->parm.capture; struct v4l2_fract *tpf = &cp->timeperframe; struct sd *sd = (struct sd *) gspca_dev; - if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - cp->capability |= V4L2_CAP_TIMEPERFRAME; tpf->numerator = 1; tpf->denominator = sd->frame_rate; - - return 0; } /* set stream parameters (framerate) */ -static int sd_set_streamparm(struct gspca_dev *gspca_dev, +static void sd_set_streamparm(struct gspca_dev *gspca_dev, struct v4l2_streamparm *parm) { struct v4l2_captureparm *cp = &parm->parm.capture; struct v4l2_fract *tpf = &cp->timeperframe; struct sd *sd = (struct sd *) gspca_dev; - if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - /* Set requested framerate */ sd->frame_rate = tpf->denominator / tpf->numerator; if (gspca_dev->streaming) @@ -1279,8 +1271,6 @@ static int sd_set_streamparm(struct gspca_dev *gspca_dev, /* Return the actual framerate */ tpf->numerator = 1; tpf->denominator = sd->frame_rate; - - return 0; } /* sub-driver description */