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authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2009-01-19 14:00:57 +1100
committerLachlan McIlroy <lachlan@sgi.com>2009-01-19 14:00:57 +1100
commit6c5200ce3c528a8f7695ee62f33ad84d8f84d444 (patch)
treeb240465c2dadbe0366a5b66d60c4776be1b7670d /drivers/hwmon/applesmc.c
parent9d87c3192d96ef9ac1cec8321538e9b35e90b5aa (diff)
parentf3b8436ad9a8ad36b3c9fa1fe030c7f38e5d3d0b (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/hwmon/applesmc.c')
-rw-r--r--drivers/hwmon/applesmc.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index dca47a591ba..e3018623658 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -590,6 +590,11 @@ static ssize_t applesmc_light_show(struct device *dev,
}
ret = applesmc_read_key(LIGHT_SENSOR_LEFT_KEY, buffer, data_length);
+ /* newer macbooks report a single 10-bit bigendian value */
+ if (data_length == 10) {
+ left = be16_to_cpu(*(__be16 *)(buffer + 6)) >> 2;
+ goto out;
+ }
left = buffer[2];
if (ret)
goto out;