diff options
Diffstat (limited to 'linux/drivers/media/common')
| -rw-r--r-- | linux/drivers/media/common/saa7146_i2c.c | 21 | ||||
| -rw-r--r-- | linux/drivers/media/common/saa7146_video.c | 15 |
2 files changed, 12 insertions, 24 deletions
diff --git a/linux/drivers/media/common/saa7146_i2c.c b/linux/drivers/media/common/saa7146_i2c.c index 68674799b..fa9d4f90a 100644 --- a/linux/drivers/media/common/saa7146_i2c.c +++ b/linux/drivers/media/common/saa7146_i2c.c @@ -294,7 +294,6 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m int i = 0, count = 0; __le32 *buffer = dev->d_i2c.cpu_addr; int err = 0; - int address_err = 0; int short_delay = 0; if (mutex_lock_interruptible(&dev->i2c_lock)) @@ -334,17 +333,10 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m i2c address probing, however, and address errors indicate that a device is really *not* there. retrying in that case increases the time the device needs to probe greatly, so - it should be avoided. because of the fact, that only - analog based cards use irq based i2c transactions (for dvb - cards, this screwes up other interrupt sources), we bail out - completely for analog cards after an address error and trust - the saa7146 address error detection. */ - if ( -EREMOTEIO == err ) { - if( 0 != (SAA7146_USE_I2C_IRQ & dev->ext->flags)) { - goto out; - } - address_err++; - } + it should be avoided. So we bail out in irq mode after an + address error and trust the saa7146 address error detection. */ + if (-EREMOTEIO == err && 0 != (SAA7146_USE_I2C_IRQ & dev->ext->flags)) + goto out; DEB_I2C(("error while sending message(s). starting again.\n")); break; } @@ -359,10 +351,9 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m } while (err != num && retries--); - /* if every retry had an address error, exit right away */ - if (address_err == retries) { + /* quit if any error occurred */ + if (err != num) goto out; - } /* if any things had to be read, get the results */ if ( 0 != saa7146_i2c_msg_cleanup(msgs, num, buffer)) { diff --git a/linux/drivers/media/common/saa7146_video.c b/linux/drivers/media/common/saa7146_video.c index b7d73b7fd..ace925134 100644 --- a/linux/drivers/media/common/saa7146_video.c +++ b/linux/drivers/media/common/saa7146_video.c @@ -577,11 +577,6 @@ static int vidioc_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtd return 0; } -static int vidioc_enum_fmt_vid_overlay(struct file *file, void *fh, struct v4l2_fmtdesc *f) -{ - return vidioc_enum_fmt_vid_cap(file, fh, f); -} - static int vidioc_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *c) { const struct v4l2_queryctrl *ctrl; @@ -726,12 +721,14 @@ static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *c) static int vidioc_g_parm(struct file *file, void *fh, struct v4l2_streamparm *parm) { + struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; + struct saa7146_vv *vv = dev->vv_data; + if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; parm->parm.capture.readbuffers = 1; - /* fixme: only for PAL! */ - parm->parm.capture.timeperframe.numerator = 1; - parm->parm.capture.timeperframe.denominator = 25; + v4l2_video_std_frame_period(vv->standard->id, + &parm->parm.capture.timeperframe); return 0; } @@ -1165,7 +1162,7 @@ static int vidiocgmbuf(struct file *file, void *__fh, struct video_mbuf *mbuf) const struct v4l2_ioctl_ops saa7146_video_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, - .vidioc_enum_fmt_vid_overlay = vidioc_enum_fmt_vid_overlay, + .vidioc_enum_fmt_vid_overlay = vidioc_enum_fmt_vid_cap, .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, |