A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge branch 'master' into for-linus

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This commit is contained in:
Rafael J. Wysocki 2009-07-29 20:28:08 +02:00
commit b4093d6235
320 changed files with 10067 additions and 1944 deletions
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17
drivers/i2c/chips/tsl2550.c
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@ -27,7 +27,7 @@
#include <linux/delay.h>
#define TSL2550_DRV_NAME "tsl2550"
#define DRIVER_VERSION "1.1.1"
#define DRIVER_VERSION "1.1.2"
/*
* Defines
@ -189,13 +189,16 @@ static int tsl2550_calculate_lux(u8 ch0, u8 ch1)
u8 r = 128;
/* Avoid division by 0 and count 1 cannot be greater than count 0 */
if (c0 && (c1 <= c0))
r = c1 * 128 / c0;
else
return -1;
if (c1 <= c0)
if (c0) {
r = c1 * 128 / c0;
/* Calculate LUX */
lux = ((c0 - c1) * ratio_lut[r]) / 256;
/* Calculate LUX */
lux = ((c0 - c1) * ratio_lut[r]) / 256;
} else
lux = 0;
else
return -EAGAIN;
/* LUX range check */
return lux > TSL2550_MAX_LUX ? TSL2550_MAX_LUX : lux;