diff options
| author | Andy Walls <awalls@radix.net> | 2008-11-02 18:54:10 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-29 17:53:27 -0200 |
| commit | f4167342b572c6122c712e8c6e5391808c1e5503 (patch) | |
| tree | 8ed3a3421b48ff75899d31593d0ac2d3ac3a42bb /drivers/media/video | |
| parent | 69acdf1e5a9146ec6667f6c4b439acd38c18f5ea (diff) | |
V4L/DVB (9514): cx18: Fix PLL freq computation for debug display
cx18: Fix PLL freq computation for debug display.
The code to compute the PLL freq from register values was storing an
intermediate 56 bit result in a 32 bit type, causing a nonsense value to
be displayed.
Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
| -rw-r--r-- | drivers/media/video/cx18/cx18-av-core.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/media/video/cx18/cx18-av-core.c b/drivers/media/video/cx18/cx18-av-core.c index 5c079e35e61..518bd701d39 100644 --- a/drivers/media/video/cx18/cx18-av-core.c +++ b/drivers/media/video/cx18/cx18-av-core.c @@ -273,10 +273,9 @@ void cx18_av_std_setup(struct cx18 *cx) pll_int, pll_frac, pll_post); if (pll_post) { - int fin, fsc; - int pll = 28636363L * ((((u64)pll_int) << 25) + pll_frac); + int fin, fsc, pll; - pll >>= 25; + pll = (28636364L * ((((u64)pll_int) << 25) + pll_frac)) >> 25; pll /= pll_post; CX18_DEBUG_INFO("PLL = %d.%06d MHz\n", pll / 1000000, pll % 1000000); |