diff options
Diffstat (limited to 'drivers/media/video/cx18')
| -rw-r--r-- | drivers/media/video/cx18/cx18-av-core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/video/cx18/cx18-av-core.c b/drivers/media/video/cx18/cx18-av-core.c index 0b3d840..536dedb 100644 --- a/drivers/media/video/cx18/cx18-av-core.c +++ b/drivers/media/video/cx18/cx18-av-core.c @@ -447,6 +447,7 @@ void cx18_av_std_setup(struct cx18 *cx) if (pll_post) { int fsc, pll; + u64 tmp; pll = (28636360L * ((((u64)pll_int) << 25) + pll_frac)) >> 25; pll /= pll_post; @@ -459,7 +460,9 @@ void cx18_av_std_setup(struct cx18 *cx) "= %d.%03d\n", src_decimation / 256, ((src_decimation % 256) * 1000) / 256); - fsc = ((((u64)sc) * 28636360)/src_decimation) >> 13L; + tmp = 28636360 * (u64) sc; + do_div(tmp, src_decimation); + fsc = tmp >> 13; CX18_DEBUG_INFO_DEV(sd, "Chroma sub-carrier initial freq = %d.%06d " "MHz\n", fsc / 1000000, fsc % 1000000); |
