iio: adc: twl4030: Drop twl4030_get_madc_conversion()

Drop legacy twl4030_get_madc_conversion() method. It has been
used by drivers to get madc data before it conversion to IIO
API. There are no users in the mainline kernel anymore.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c
index 0c74869..88e4406 100644 (file)
--- a/drivers/iio/adc/twl4030-madc.c
+++ b/drivers/iio/adc/twl4030-madc.c
@@ -642,27 +642,6 @@ out:
 }
 EXPORT_SYMBOL_GPL(twl4030_madc_conversion);
 
-int twl4030_get_madc_conversion(int channel_no)
-{
-       struct twl4030_madc_request req;
-       int temp = 0;
-       int ret;
-
-       req.channels = (1 << channel_no);
-       req.method = TWL4030_MADC_SW2;
-       req.active = 0;
-       req.raw = 0;
-       req.func_cb = NULL;
-       ret = twl4030_madc_conversion(&req);
-       if (ret < 0)
-               return ret;
-       if (req.rbuf[channel_no] > 0)
-               temp = req.rbuf[channel_no];
-
-       return temp;
-}
-EXPORT_SYMBOL_GPL(twl4030_get_madc_conversion);
-
 /**
  * twl4030_madc_set_current_generator() - setup bias current
  *

diff --git a/include/linux/i2c/twl4030-madc.h b/include/linux/i2c/twl4030-madc.h
index 1c0134d..0c919eb 100644 (file)
--- a/include/linux/i2c/twl4030-madc.h
+++ b/include/linux/i2c/twl4030-madc.h
@@ -143,5 +143,4 @@ struct twl4030_madc_user_parms {
 };
 
 int twl4030_madc_conversion(struct twl4030_madc_request *conv);
-int twl4030_get_madc_conversion(int channel_no);
 #endif