drivers/leds/leds-lm3530.c: move the code setting gen_config to one place

Improve the readability by moving the code setting gen_config to one
place.

[akpm@linux-foundation.org: fix some patch skew]
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Shreshtha Kumar Sahu <shreshthakumar.sahu@stericsson.com>
Cc: "Milo(Woogyom) Kim" <milo.kim@ti.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Axel Lin 2012-03-23 15:02:13 -07:00 committed by Linus Torvalds
parent 1a1278da5c
commit cea694ca3d
1 changed files with 10 additions and 8 deletions

View File

@ -160,9 +160,16 @@ static int lm3530_init_registers(struct lm3530_data *drvdata)
gen_config = (pdata->brt_ramp_law << LM3530_RAMP_LAW_SHIFT) |
((pdata->max_current & 7) << LM3530_MAX_CURR_SHIFT);
if (drvdata->mode == LM3530_BL_MODE_MANUAL ||
drvdata->mode == LM3530_BL_MODE_ALS)
gen_config |= (LM3530_ENABLE_I2C);
switch (drvdata->mode) {
case LM3530_BL_MODE_MANUAL:
case LM3530_BL_MODE_ALS:
gen_config |= LM3530_ENABLE_I2C;
break;
case LM3530_BL_MODE_PWM:
gen_config |= LM3530_ENABLE_PWM | LM3530_ENABLE_PWM_SIMPLE |
(pdata->pwm_pol_hi << LM3530_PWM_POL_SHIFT);
break;
}
if (drvdata->mode == LM3530_BL_MODE_ALS) {
if (pdata->als_vmax == 0) {
@ -196,11 +203,6 @@ static int lm3530_init_registers(struct lm3530_data *drvdata)
}
if (drvdata->mode == LM3530_BL_MODE_PWM)
gen_config |= (LM3530_ENABLE_PWM) |
(pdata->pwm_pol_hi << LM3530_PWM_POL_SHIFT) |
(LM3530_ENABLE_PWM_SIMPLE);
brt_ramp = (pdata->brt_ramp_fall << LM3530_BRT_RAMP_FALL_SHIFT) |
(pdata->brt_ramp_rise << LM3530_BRT_RAMP_RISE_SHIFT);