From se.witt@gmx.net Wed Apr 13 13:20:47 2005
Date: Wed, 13 Apr 2005 22:25:39 +0200
From: Sebastian Witt <se.witt@gmx.net>
To: greg@kroah.com
Subject: I2C: i2c-vid.h: Support for VID to reg conversion
Adds conversion from VID (mV) to register value. Used by the atxp1 I2C module.
Removed uneeded switch case.
Signed-off-by: Sebastian Witt <se.witt@gmx.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
--- gregkh-2.6.orig/include/linux/i2c-vid.h 2005-05-02 14:02:34.000000000 -0700
+++ gregkh-2.6/include/linux/i2c-vid.h 2005-05-02 14:04:41.000000000 -0700
@@ -97,3 +97,15 @@
2050 - (val) * 50);
}
}
+
+static inline int vid_to_reg(int val, int vrm)
+{
+ switch (vrm) {
+ case 91: /* VRM 9.1 */
+ case 90: /* VRM 9.0 */
+ return ((val >= 1100) && (val <= 1850) ?
+ ((18499 - val * 10) / 25 + 5) / 10 : -1);
+ default:
+ return -1;
+ }
+}