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authorEric Miao <eric.miao@marvell.com>2008-08-29 06:19:32 +0800
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-09-23 22:04:32 +0100
commitf16177c20c42e1bd780b35259a995f7718986dd4 (patch)
tree9da7910f1d41178ad0d4d112d5389253d8622201 /drivers/hwmon/max1111.c
parent55b951e7e6b9f983286c40925e340124d79bb0f7 (diff)
hwmon: add max1111_read_channel() for use by sharpsl_pm
This is not generic, and is added here for backward compatibility. It is made an individual commit here to make it easier for revert once the sharpsl_pm gets generic enough. Signed-off-by: Eric Miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/hwmon/max1111.c')
-rw-r--r--drivers/hwmon/max1111.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c
index 12c05774a1c3..bfaa665ccf32 100644
--- a/drivers/hwmon/max1111.c
+++ b/drivers/hwmon/max1111.c
@@ -66,6 +66,16 @@ static int max1111_read(struct device *dev, int channel)
return (v1 << 2) | (v2 >> 6);
}
+#ifdef CONFIG_SHARPSL_PM
+static struct max1111_data *the_max1111;
+
+int max1111_read_channel(int channel)
+{
+ return max1111_read(&the_max1111->spi->dev, channel);
+}
+EXPORT_SYMBOL(max1111_read_channel);
+#endif
+
/*
* NOTE: SPI devices do not have a default 'name' attribute, which is
* likely to be used by hwmon applications to distinguish between
@@ -181,6 +191,9 @@ static int __devinit max1111_probe(struct spi_device *spi)
goto err_remove;
}
+#ifdef CONFIG_SHARPSL_PM
+ the_max1111 = data;
+#endif
return 0;
err_remove: