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Subject: media: uvcvideo: Use kernel integer types
Author: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Date: Tue Jan 16 12:35:17 2018 -0500
Replace the uint_{8,16,32} types with the corresponding native kernel
types u{8,16,32}.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
drivers/media/usb/uvc/uvc_driver.c | 16 ++++++++--------
drivers/media/usb/uvc/uvc_v4l2.c | 2 +-
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);
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