| From | Kamal Mostafa <> | Subject | [PATCH 4.2.y-ckt 214/218] drivers/misc/ad525x_dpot: AD5274 fix RDAC read back errors | Date | Thu, 31 Mar 2016 13:17:07 -0700 |
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4.2.8-ckt7 -stable review patch. If anyone has any objections, please let me know.
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From: Michael Hennerich <michael.hennerich@analog.com>
commit f3df53e4d70b5736368a8fe8aa1bb70c1cb1f577 upstream.
Fix RDAC read back errors caused by a typo. Value must shift by 2.
Fixes: a4bd394956f2 ("drivers/misc/ad525x_dpot.c: new features") Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- drivers/misc/ad525x_dpot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/ad525x_dpot.c b/drivers/misc/ad525x_dpot.c index 15e8807..f1a0b99 100644 --- a/drivers/misc/ad525x_dpot.c +++ b/drivers/misc/ad525x_dpot.c @@ -216,7 +216,7 @@ static s32 dpot_read_i2c(struct dpot_data *dpot, u8 reg) */ value = swab16(value); - if (dpot->uid == DPOT_UID(AD5271_ID)) + if (dpot->uid == DPOT_UID(AD5274_ID)) value = value >> 2; return value; default: -- 2.7.4
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