diff options
Diffstat (limited to 'drivers/media/usb')
| -rw-r--r-- | drivers/media/usb/uvc/uvc_driver.c | 16 | ||||
| -rw-r--r-- | drivers/media/usb/uvc/uvc_v4l2.c | 2 | ||||
| -rw-r--r-- | drivers/media/usb/uvc/uvcvideo.h | 4 |
3 files changed, 11 insertions, 11 deletions
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index fd387bf3f02d..56d906dd7044 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -267,11 +267,11 @@ static __u32 uvc_colorspace(const __u8 primaries) * continued fraction decomposition. Using 8 and 333 for n_terms and threshold * respectively seems to give nice results. */ -void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator, +void uvc_simplify_fraction(u32 *numerator, u32 *denominator, unsigned int n_terms, unsigned int threshold) { - uint32_t *an; - uint32_t x, y, r; + u32 *an; + u32 x, y, r; unsigned int i, n; an = kmalloc(n_terms * sizeof *an, GFP_KERNEL); @@ -318,21 +318,21 @@ void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator, * to compute numerator / denominator * 10000000 using 32 bit fixed point * arithmetic only. */ -uint32_t uvc_fraction_to_interval(uint32_t numerator, uint32_t denominator) +u32 uvc_fraction_to_interval(u32 numerator, u32 denominator) { - uint32_t multiplier; + u32 multiplier; /* Saturate the result if the operation would overflow. */ if (denominator == 0 || - numerator/denominator >= ((uint32_t)-1)/10000000) - return (uint32_t)-1; + numerator/denominator >= ((u32)-1)/10000000) + return (u32)-1; /* Divide both the denominator and the multiplier by two until * numerator * multiplier doesn't overflow. If anyone knows a better * algorithm please let me know. */ multiplier = 10000000; - while (numerator > ((uint32_t)-1)/multiplier) { + while (numerator > ((u32)-1)/multiplier) { multiplier /= 2; denominator /= 2; } diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c index 5ff6ca1fad2d..ed6dcef3debc 100644 --- a/drivers/media/usb/uvc/uvc_v4l2.c +++ b/drivers/media/usb/uvc/uvc_v4l2.c @@ -336,7 +336,7 @@ done: static int uvc_v4l2_get_streamparm(struct uvc_streaming *stream, struct v4l2_streamparm *parm) { - uint32_t numerator, denominator; + u32 numerator, denominator; if (parm->type != stream->type) return -EINVAL; diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index 5e71160eea91..247a06dd098b 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -776,9 +776,9 @@ int uvc_xu_ctrl_query(struct uvc_video_chain *chain, struct uvc_xu_control_query *xqry); /* Utility functions */ -void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator, +void uvc_simplify_fraction(u32 *numerator, u32 *denominator, unsigned int n_terms, unsigned int threshold); -uint32_t uvc_fraction_to_interval(uint32_t numerator, uint32_t denominator); +u32 uvc_fraction_to_interval(u32 numerator, u32 denominator); struct usb_host_endpoint *uvc_find_endpoint(struct usb_host_interface *alts, __u8 epaddr); |