Commit 3886246a authored Apr 13, 2005 by Sebastian Witt Committed by Greg Kroah-Hartman Jun 21, 2005

[PATCH] 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>

parent 792f156d

include/linux/i2c-vid.h

+12 −0

Original line number	Diff line number	Diff line
		@@ -97,3 +97,15 @@ static inline int vid_from_reg(int val, int vrm)
		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;
		}
		}