linux-kernel - [PATCH 07/11] staging: iio: adt7316: use correct variable in DAC_internal

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Date:   Tue, 11 Dec 2018 17:54:59 -0700
From:   Jeremy Fertic <jeremyfertic@...il.com>
To:     Jonathan Cameron <jic23@...nel.org>
Cc:     Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Hartmut Knaack <knaack.h@....de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org,
        Jeremy Fertic <jeremyfertic@...il.com>
Subject: [PATCH 07/11] staging: iio: adt7316: use correct variable in DAC_internal_Vref read

The dac internal vref settings are part of the ldac config register rather
than the dac config register. Change the variable being used so the read
returns the correct result.

Signed-off-by: Jeremy Fertic <jeremyfertic@...il.com>
---
 drivers/staging/iio/addac/adt7316.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/iio/addac/adt7316.c b/drivers/staging/iio/addac/adt7316.c
index 77ef3c209b67..98101a7157d2 100644
--- a/drivers/staging/iio/addac/adt7316.c
+++ b/drivers/staging/iio/addac/adt7316.c
@@ -1056,10 +1056,10 @@ static ssize_t adt7316_show_DAC_internal_Vref(struct device *dev,
 
 	if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
 		return sprintf(buf, "0x%x\n",
-			(chip->dac_config & ADT7516_DAC_IN_VREF_MASK) >>
+			(chip->ldac_config & ADT7516_DAC_IN_VREF_MASK) >>
 			ADT7516_DAC_IN_VREF_OFFSET);
 	return sprintf(buf, "%d\n",
-		       !!(chip->dac_config & ADT7316_DAC_IN_VREF));
+		       !!(chip->ldac_config & ADT7316_DAC_IN_VREF));
 }
 
 static ssize_t adt7316_store_DAC_internal_Vref(struct device *dev,
-- 
2.19.1