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path: root/drivers/media/usb/gspca/gspca.c
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Diffstat (limited to 'drivers/media/usb/gspca/gspca.c')
-rw-r--r--drivers/media/usb/gspca/gspca.c29
1 files changed, 23 insertions, 6 deletions
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c
index af5cd82..b17bd7e 100644
--- a/drivers/media/usb/gspca/gspca.c
+++ b/drivers/media/usb/gspca/gspca.c
@@ -522,7 +522,7 @@ static int frame_alloc(struct gspca_dev *gspca_dev, struct file *file,
frame = &gspca_dev->frame[i];
frame->v4l2_buf.index = i;
frame->v4l2_buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- frame->v4l2_buf.flags = 0;
+ frame->v4l2_buf.flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
frame->v4l2_buf.field = V4L2_FIELD_NONE;
frame->v4l2_buf.length = frsz;
frame->v4l2_buf.memory = memory;
@@ -705,7 +705,7 @@ static int build_isoc_ep_tb(struct gspca_dev *gspca_dev,
psize = (psize & 0x07ff) * (1 + ((psize >> 11) & 3));
bandwidth = psize * 1000;
if (gspca_dev->dev->speed == USB_SPEED_HIGH
- || gspca_dev->dev->speed == USB_SPEED_SUPER)
+ || gspca_dev->dev->speed >= USB_SPEED_SUPER)
bandwidth *= 8;
bandwidth /= 1 << (ep->desc.bInterval - 1);
if (bandwidth <= last_bw)
@@ -996,6 +996,19 @@ static int wxh_to_mode(struct gspca_dev *gspca_dev,
{
int i;
+ for (i = 0; i < gspca_dev->cam.nmodes; i++) {
+ if (width == gspca_dev->cam.cam_mode[i].width
+ && height == gspca_dev->cam.cam_mode[i].height)
+ return i;
+ }
+ return -EINVAL;
+}
+
+static int wxh_to_nearest_mode(struct gspca_dev *gspca_dev,
+ int width, int height)
+{
+ int i;
+
for (i = gspca_dev->cam.nmodes; --i > 0; ) {
if (width >= gspca_dev->cam.cam_mode[i].width
&& height >= gspca_dev->cam.cam_mode[i].height)
@@ -1125,8 +1138,8 @@ static int try_fmt_vid_cap(struct gspca_dev *gspca_dev,
PDEBUG_MODE(gspca_dev, D_CONF, "try fmt cap",
fmt->fmt.pix.pixelformat, w, h);
- /* search the closest mode for width and height */
- mode = wxh_to_mode(gspca_dev, w, h);
+ /* search the nearest mode for width and height */
+ mode = wxh_to_nearest_mode(gspca_dev, w, h);
/* OK if right palette */
if (gspca_dev->cam.cam_mode[mode].pixelformat
@@ -1233,9 +1246,13 @@ static int vidioc_enum_frameintervals(struct file *filp, void *priv,
struct v4l2_frmivalenum *fival)
{
struct gspca_dev *gspca_dev = video_drvdata(filp);
- int mode = wxh_to_mode(gspca_dev, fival->width, fival->height);
+ int mode;
__u32 i;
+ mode = wxh_to_mode(gspca_dev, fival->width, fival->height);
+ if (mode < 0)
+ return -EINVAL;
+
if (gspca_dev->cam.mode_framerates == NULL ||
gspca_dev->cam.mode_framerates[mode].nrates == 0)
return -EINVAL;
@@ -1246,7 +1263,7 @@ static int vidioc_enum_frameintervals(struct file *filp, void *priv,
for (i = 0; i < gspca_dev->cam.mode_framerates[mode].nrates; i++) {
if (fival->index == i) {
- fival->type = V4L2_FRMSIZE_TYPE_DISCRETE;
+ fival->type = V4L2_FRMIVAL_TYPE_DISCRETE;
fival->discrete.numerator = 1;
fival->discrete.denominator =
gspca_dev->cam.mode_framerates[mode].rates[i];
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