diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-18 03:16:38 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-18 03:16:38 -0700 |
commit | 2e9521fd656f05a716b5294a7dbebd37ced05e43 (patch) | |
tree | aea92c8a1a21774a569a047ba3bb60e8c04c740d | |
parent | 39dcfa552c3fd4179f470e0b1f716db6241e95d1 (diff) | |
parent | dca6b6d18fa4428c4539e45f7a43040e388ab99e (diff) |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6:
[media] V4L: soc-camera: regression fix: calculate .sizeimage in soc_camera.c
[media] v4l2-subdev: fix broken subdev control enumeration
[media] Fix cx88 remote control input
[media] v4l: Release module if subdev registration fails
-rw-r--r-- | drivers/media/video/cx88/cx88-input.c | 2 | ||||
-rw-r--r-- | drivers/media/video/soc_camera.c | 48 | ||||
-rw-r--r-- | drivers/media/video/v4l2-device.c | 5 | ||||
-rw-r--r-- | drivers/media/video/v4l2-subdev.c | 14 |
4 files changed, 54 insertions, 15 deletions
diff --git a/drivers/media/video/cx88/cx88-input.c b/drivers/media/video/cx88/cx88-input.c index c820e2f5352..3f442003623 100644 --- a/drivers/media/video/cx88/cx88-input.c +++ b/drivers/media/video/cx88/cx88-input.c @@ -524,7 +524,7 @@ void cx88_ir_irq(struct cx88_core *core) for (todo = 32; todo > 0; todo -= bits) { ev.pulse = samples & 0x80000000 ? false : true; bits = min(todo, 32U - fls(ev.pulse ? samples : ~samples)); - ev.duration = (bits * NSEC_PER_SEC) / (1000 * ir_samplerate); + ev.duration = (bits * (NSEC_PER_SEC / 1000)) / ir_samplerate; ir_raw_event_store_with_filter(ir->dev, &ev); samples <<= bits; } diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c index 3973f9a9475..ddb4c091ded 100644 --- a/drivers/media/video/soc_camera.c +++ b/drivers/media/video/soc_camera.c @@ -136,11 +136,50 @@ unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl, } EXPORT_SYMBOL(soc_camera_apply_sensor_flags); +#define pixfmtstr(x) (x) & 0xff, ((x) >> 8) & 0xff, ((x) >> 16) & 0xff, \ + ((x) >> 24) & 0xff + +static int soc_camera_try_fmt(struct soc_camera_device *icd, + struct v4l2_format *f) +{ + struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent); + struct v4l2_pix_format *pix = &f->fmt.pix; + int ret; + + dev_dbg(&icd->dev, "TRY_FMT(%c%c%c%c, %ux%u)\n", + pixfmtstr(pix->pixelformat), pix->width, pix->height); + + pix->bytesperline = 0; + pix->sizeimage = 0; + + ret = ici->ops->try_fmt(icd, f); + if (ret < 0) + return ret; + + if (!pix->sizeimage) { + if (!pix->bytesperline) { + const struct soc_camera_format_xlate *xlate; + + xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat); + if (!xlate) + return -EINVAL; + + ret = soc_mbus_bytes_per_line(pix->width, + xlate->host_fmt); + if (ret > 0) + pix->bytesperline = ret; + } + if (pix->bytesperline) + pix->sizeimage = pix->bytesperline * pix->height; + } + + return 0; +} + static int soc_camera_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct soc_camera_device *icd = file->private_data; - struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent); WARN_ON(priv != file->private_data); @@ -149,7 +188,7 @@ static int soc_camera_try_fmt_vid_cap(struct file *file, void *priv, return -EINVAL; /* limit format to hardware capabilities */ - return ici->ops->try_fmt(icd, f); + return soc_camera_try_fmt(icd, f); } static int soc_camera_enum_input(struct file *file, void *priv, @@ -362,9 +401,6 @@ static void soc_camera_free_user_formats(struct soc_camera_device *icd) icd->user_formats = NULL; } -#define pixfmtstr(x) (x) & 0xff, ((x) >> 8) & 0xff, ((x) >> 16) & 0xff, \ - ((x) >> 24) & 0xff - /* Called with .vb_lock held, or from the first open(2), see comment there */ static int soc_camera_set_fmt(struct soc_camera_device *icd, struct v4l2_format *f) @@ -377,7 +413,7 @@ static int soc_camera_set_fmt(struct soc_camera_device *icd, pixfmtstr(pix->pixelformat), pix->width, pix->height); /* We always call try_fmt() before set_fmt() or set_crop() */ - ret = ici->ops->try_fmt(icd, f); + ret = soc_camera_try_fmt(icd, f); if (ret < 0) return ret; diff --git a/drivers/media/video/v4l2-device.c b/drivers/media/video/v4l2-device.c index 5aeaf876ba9..4aae501f02d 100644 --- a/drivers/media/video/v4l2-device.c +++ b/drivers/media/video/v4l2-device.c @@ -155,8 +155,10 @@ int v4l2_device_register_subdev(struct v4l2_device *v4l2_dev, sd->v4l2_dev = v4l2_dev; if (sd->internal_ops && sd->internal_ops->registered) { err = sd->internal_ops->registered(sd); - if (err) + if (err) { + module_put(sd->owner); return err; + } } /* This just returns 0 if either of the two args is NULL */ @@ -164,6 +166,7 @@ int v4l2_device_register_subdev(struct v4l2_device *v4l2_dev, if (err) { if (sd->internal_ops && sd->internal_ops->unregistered) sd->internal_ops->unregistered(sd); + module_put(sd->owner); return err; } diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c index 0b806449067..812729ebf09 100644 --- a/drivers/media/video/v4l2-subdev.c +++ b/drivers/media/video/v4l2-subdev.c @@ -155,25 +155,25 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) switch (cmd) { case VIDIOC_QUERYCTRL: - return v4l2_subdev_queryctrl(sd, arg); + return v4l2_queryctrl(sd->ctrl_handler, arg); case VIDIOC_QUERYMENU: - return v4l2_subdev_querymenu(sd, arg); + return v4l2_querymenu(sd->ctrl_handler, arg); case VIDIOC_G_CTRL: - return v4l2_subdev_g_ctrl(sd, arg); + return v4l2_g_ctrl(sd->ctrl_handler, arg); case VIDIOC_S_CTRL: - return v4l2_subdev_s_ctrl(sd, arg); + return v4l2_s_ctrl(sd->ctrl_handler, arg); case VIDIOC_G_EXT_CTRLS: - return v4l2_subdev_g_ext_ctrls(sd, arg); + return v4l2_g_ext_ctrls(sd->ctrl_handler, arg); case VIDIOC_S_EXT_CTRLS: - return v4l2_subdev_s_ext_ctrls(sd, arg); + return v4l2_s_ext_ctrls(sd->ctrl_handler, arg); case VIDIOC_TRY_EXT_CTRLS: - return v4l2_subdev_try_ext_ctrls(sd, arg); + return v4l2_try_ext_ctrls(sd->ctrl_handler, arg); case VIDIOC_DQEVENT: if (!(sd->flags & V4L2_SUBDEV_FL_HAS_EVENTS)) |