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authorLinus Torvalds <torvalds@linux-foundation.org>2011-04-27 15:17:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-04-27 15:17:52 -0700
commit7fcaa9aaea48996ba308c047a381de7a17ce03b2 (patch)
treeaa66519921a9a6e56f5448d7630386565fd31c89 /drivers/media/common/tuners/tda18271-fe.c
parent8e10cd74342c7f5ce259cceca36f6eba084f5d58 (diff)
parent13b140953ab4fd86e2065adfef892fe833986ffa (diff)
downloadtalos-op-linux-7fcaa9aaea48996ba308c047a381de7a17ce03b2.tar.gz
talos-op-linux-7fcaa9aaea48996ba308c047a381de7a17ce03b2.zip
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (42 commits) [media] media: vb2: correct queue initialization order [media] media: vb2: fix incorrect v4l2_buffer->flags handling [media] s5p-fimc: Add support for the buffer timestamps and sequence [media] s5p-fimc: Fix bytesperline and plane payload setup [media] s5p-fimc: Do not allow changing format after REQBUFS [media] s5p-fimc: Fix FIMC3 pixel limits on Exynos4 [media] tda18271: update tda18271c2_rf_cal as per NXP's rev.04 datasheet [media] tda18271: update tda18271_rf_band as per NXP's rev.04 datasheet [media] tda18271: fix bad calculation of main post divider byte [media] tda18271: prog_cal and prog_tab variables should be s32, not u8 [media] tda18271: fix calculation bug in tda18271_rf_tracking_filters_init [media] omap3isp: queue: Don't corrupt buf->npages when get_user_pages() fails [media] v4l: Don't register media entities for subdev device nodes [media] omap3isp: Don't increment node entity use count when poweron fails [media] omap3isp: lane shifter support [media] omap3isp: ccdc: support Y10/12, 8-bit bayer fmts [media] media: add missing 8-bit bayer formats and Y12 [media] v4l: add V4L2_PIX_FMT_Y12 format cx23885: Fix stv0367 Kconfig dependency [media] omap3isp: Use isp xclk defines ... Fix up trivial conflict (spelink errurs) in drivers/media/video/omap3isp/isp.c
Diffstat (limited to 'drivers/media/common/tuners/tda18271-fe.c')
-rw-r--r--drivers/media/common/tuners/tda18271-fe.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index 9ad4454a148d..d884f5eee73c 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -579,8 +579,8 @@ static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
#define RF3 2
u32 rf_default[3];
u32 rf_freq[3];
- u8 prog_cal[3];
- u8 prog_tab[3];
+ s32 prog_cal[3];
+ s32 prog_tab[3];
i = tda18271_lookup_rf_band(fe, &freq, NULL);
@@ -602,32 +602,33 @@ static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
return bcal;
tda18271_calc_rf_cal(fe, &rf_freq[rf]);
- prog_tab[rf] = regs[R_EB14];
+ prog_tab[rf] = (s32)regs[R_EB14];
if (1 == bcal)
- prog_cal[rf] = tda18271_calibrate_rf(fe, rf_freq[rf]);
+ prog_cal[rf] =
+ (s32)tda18271_calibrate_rf(fe, rf_freq[rf]);
else
prog_cal[rf] = prog_tab[rf];
switch (rf) {
case RF1:
map[i].rf_a1 = 0;
- map[i].rf_b1 = (s32)(prog_cal[RF1] - prog_tab[RF1]);
+ map[i].rf_b1 = (prog_cal[RF1] - prog_tab[RF1]);
map[i].rf1 = rf_freq[RF1] / 1000;
break;
case RF2:
- dividend = (s32)(prog_cal[RF2] - prog_tab[RF2]) -
- (s32)(prog_cal[RF1] + prog_tab[RF1]);
+ dividend = (prog_cal[RF2] - prog_tab[RF2] -
+ prog_cal[RF1] + prog_tab[RF1]);
divisor = (s32)(rf_freq[RF2] - rf_freq[RF1]) / 1000;
map[i].rf_a1 = (dividend / divisor);
map[i].rf2 = rf_freq[RF2] / 1000;
break;
case RF3:
- dividend = (s32)(prog_cal[RF3] - prog_tab[RF3]) -
- (s32)(prog_cal[RF2] + prog_tab[RF2]);
+ dividend = (prog_cal[RF3] - prog_tab[RF3] -
+ prog_cal[RF2] + prog_tab[RF2]);
divisor = (s32)(rf_freq[RF3] - rf_freq[RF2]) / 1000;
map[i].rf_a2 = (dividend / divisor);
- map[i].rf_b2 = (s32)(prog_cal[RF2] - prog_tab[RF2]);
+ map[i].rf_b2 = (prog_cal[RF2] - prog_tab[RF2]);
map[i].rf3 = rf_freq[RF3] / 1000;
break;
default:
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