diff options
Diffstat (limited to 'linux/drivers/media')
| -rw-r--r-- | linux/drivers/media/dvb/frontends/dib7000p.c | 2 | ||||
| -rw-r--r-- | linux/drivers/media/dvb/frontends/stb6100.c | 4 | ||||
| -rw-r--r-- | linux/drivers/media/dvb/frontends/tda10021.c | 2 | ||||
| -rw-r--r-- | linux/drivers/media/dvb/frontends/ves1820.c | 2 | ||||
| -rw-r--r-- | linux/drivers/media/dvb/pluto2/pluto2.c | 2 | ||||
| -rw-r--r-- | linux/drivers/media/video/tuner-core.c | 4 | ||||
| -rw-r--r-- | linux/drivers/media/video/v4l1-compat.c | 5 |
7 files changed, 11 insertions, 10 deletions
diff --git a/linux/drivers/media/dvb/frontends/dib7000p.c b/linux/drivers/media/dvb/frontends/dib7000p.c index ebb7594e3..d56de75db 100644 --- a/linux/drivers/media/dvb/frontends/dib7000p.c +++ b/linux/drivers/media/dvb/frontends/dib7000p.c @@ -909,7 +909,7 @@ static void dib7000p_spur_protect(struct dib7000p_state *state, u32 rf_khz, u32 255, 255, 255, 255, 255, 255}; u32 xtal = state->cfg.bw->xtal_hz / 1000; - int f_rel = ( (rf_khz + xtal/2) / xtal) * xtal - rf_khz; + int f_rel = DIV_ROUND_CLOSEST(rf_khz, xtal) * xtal - rf_khz; int k; int coef_re[8],coef_im[8]; int bw_khz = bw; diff --git a/linux/drivers/media/dvb/frontends/stb6100.c b/linux/drivers/media/dvb/frontends/stb6100.c index 2b1af36b8..540967545 100644 --- a/linux/drivers/media/dvb/frontends/stb6100.c +++ b/linux/drivers/media/dvb/frontends/stb6100.c @@ -374,7 +374,9 @@ static int stb6100_set_frequency(struct dvb_frontend *fe, u32 frequency) /* N(I) = floor(f(VCO) / (f(XTAL) * (PSD2 ? 2 : 1))) */ nint = fvco / (state->reference << psd2); /* N(F) = round(f(VCO) / f(XTAL) * (PSD2 ? 2 : 1) - N(I)) * 2 ^ 9 */ - nfrac = (((fvco - (nint * state->reference << psd2)) << (9 - psd2)) + state->reference / 2) / state->reference; + nfrac = DIV_ROUND_CLOSEST((fvco - (nint * state->reference << psd2)) + << (9 - psd2), + state->reference); dprintk(verbose, FE_DEBUG, 1, "frequency = %u, srate = %u, g = %u, odiv = %u, psd2 = %u, fxtal = %u, osm = %u, fvco = %u, N(I) = %u, N(F) = %u", frequency, srate, (unsigned int)g, (unsigned int)odiv, diff --git a/linux/drivers/media/dvb/frontends/tda10021.c b/linux/drivers/media/dvb/frontends/tda10021.c index 242636e59..d90cd60ce 100644 --- a/linux/drivers/media/dvb/frontends/tda10021.c +++ b/linux/drivers/media/dvb/frontends/tda10021.c @@ -176,7 +176,7 @@ static int tda10021_set_symbolrate (struct tda10021_state* state, u32 symbolrate tmp = ((symbolrate << 4) % FIN) << 8; ratio = (ratio << 8) + tmp / FIN; tmp = (tmp % FIN) << 8; - ratio = (ratio << 8) + (tmp + FIN/2) / FIN; + ratio = (ratio << 8) + DIV_ROUND_CLOSEST(tmp, FIN); BDR = ratio; BDRI = (((XIN << 5) / symbolrate) + 1) / 2; diff --git a/linux/drivers/media/dvb/frontends/ves1820.c b/linux/drivers/media/dvb/frontends/ves1820.c index 6e78e4865..550a07a8a 100644 --- a/linux/drivers/media/dvb/frontends/ves1820.c +++ b/linux/drivers/media/dvb/frontends/ves1820.c @@ -165,7 +165,7 @@ static int ves1820_set_symbolrate(struct ves1820_state *state, u32 symbolrate) tmp = ((symbolrate << 4) % fin) << 8; ratio = (ratio << 8) + tmp / fin; tmp = (tmp % fin) << 8; - ratio = (ratio << 8) + (tmp + fin / 2) / fin; + ratio = (ratio << 8) + DIV_ROUND_CLOSEST(tmp, fin); BDR = ratio; BDRI = (((state->config->xin << 5) / symbolrate) + 1) / 2; diff --git a/linux/drivers/media/dvb/pluto2/pluto2.c b/linux/drivers/media/dvb/pluto2/pluto2.c index 647f6290e..8b6b2c094 100644 --- a/linux/drivers/media/dvb/pluto2/pluto2.c +++ b/linux/drivers/media/dvb/pluto2/pluto2.c @@ -447,7 +447,7 @@ static inline u32 divide(u32 numerator, u32 denominator) if (denominator == 0) return ~0; - return (numerator + denominator / 2) / denominator; + return DIV_ROUND_CLOSEST(numerator, denominator); } /* LG Innotek TDTE-E001P (Infineon TUA6034) */ diff --git a/linux/drivers/media/video/tuner-core.c b/linux/drivers/media/video/tuner-core.c index 85b133df4..a4f6c19b7 100644 --- a/linux/drivers/media/video/tuner-core.c +++ b/linux/drivers/media/video/tuner-core.c @@ -842,8 +842,8 @@ static int tuner_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) fe_tuner_ops->get_frequency(&t->fe, &abs_freq); f->frequency = (V4L2_TUNER_RADIO == t->mode) ? - (abs_freq * 2 + 125/2) / 125 : - (abs_freq + 62500/2) / 62500; + DIV_ROUND_CLOSEST(abs_freq * 2, 125) : + DIV_ROUND_CLOSEST(abs_freq, 62500); return 0; } f->frequency = (V4L2_TUNER_RADIO == t->mode) ? diff --git a/linux/drivers/media/video/v4l1-compat.c b/linux/drivers/media/video/v4l1-compat.c index ee3991f2f..2225243ad 100644 --- a/linux/drivers/media/video/v4l1-compat.c +++ b/linux/drivers/media/video/v4l1-compat.c @@ -77,9 +77,8 @@ get_v4l_control(struct file *file, dprintk("VIDIOC_G_CTRL: %d\n", err); return 0; } - return ((ctrl2.value - qctrl2.minimum) * 65535 - + (qctrl2.maximum - qctrl2.minimum) / 2) - / (qctrl2.maximum - qctrl2.minimum); + return DIV_ROUND_CLOSEST((ctrl2.value-qctrl2.minimum) * 65535, + qctrl2.maximum - qctrl2.minimum); } return 0; } |