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rx51_battery: Fix channel number when reading adc value

This issue was introduced in commit 8e2747f031bd "power: rx51_battery:
Replace hardcoded channels values."

Original code use channel as argument which was shifted by one in
function. After mentioned commit argument is already shifted so we need to
get index back.

Signed-off-by: Marek Belisko <marek.belisko@open-nandra.com>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
Marek Belisko 12 years ago
parent
commit
db15e6312e
1 changed files with 1 additions and 1 deletions
  1. 1 1
      drivers/power/rx51_battery.c

+ 1 - 1
drivers/power/rx51_battery.c

@@ -51,7 +51,7 @@ static int rx51_battery_read_adc(int channel)
 	if (twl4030_madc_conversion(&req) <= 0)
 		return -ENODATA;
 
-	return req.rbuf[channel];
+	return req.rbuf[ffs(channel) - 1];
 }
 
 /*