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Commit Graph

12 Commits

Author SHA1 Message Date
Jean Delvare
3aed198c35 hwmon: Don't overuse I2C_CLIENT_MODULE_PARM
I2C_CLIENT_MODULE_PARM is overkill for force_subclients. We really
only use 4 out of the 48 slots, so we're better defining a custom
variable instead. This change saves 92 bytes of data for each of the
five drivers affected.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Acked-by: Marc Hulsman <m.hulsman@tudelft.nl>
Cc: Mark M. Hoffman <mhoffman@lightlink.com>
2009-01-07 16:37:32 +01:00
Jean Delvare
a7f13a6ec4 hwmon: (w83793) Convert to a new-style i2c driver
The new-style w83793 driver implements the optional detect()
callback to cover the use cases of the legacy driver.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
2008-07-16 19:30:17 +02:00
Jean Delvare
93c75a4ac2 hwmon: (w83793) VID and VRM handling cleanups
* Rework the device initialization function so as to read the
"Multi-Function Pin Control" register (0x58) once instead of twice.
I2C transactions aren't cheap so this speeds up the driver loading.

* Only create the "vrm" attribute if at least one VID value is
available.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Gong Jun <jgong@winbond.com>
Acked-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
2008-04-27 09:23:12 -04:00
Mark M. Hoffman
25e9c86d5a hwmon: normal_i2c arrays should be const
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
2008-02-18 21:58:15 -05:00
Jean Delvare
8f74efe81d hwmon: VRM is not written to registers
What was true of reading the VRM value is also true of writing it: not
being a register value, it doesn't need hardware access, so we don't
need a reference to the i2c client. This allows for a minor code
cleanup. As gcc appears to be smart enough to simplify the generated
code by itself, this cleanup only affects the source code, the
generated binaries are unchanged.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
2008-02-07 20:39:44 -05:00
Nicolas Kaiser
5aebefb086 hwmon: (w83793) remove duplicated defines
Remove duplicated defines.

Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
2008-02-07 20:39:40 -05:00
Tony Jones
1beeffe433 hwmon: Convert from class_device to device
Convert from class_device to device for hwmon_device_register/unregister

Signed-off-by: Tony Jones <tonyj@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
2007-10-09 22:56:30 -04:00
Gong Jun
c70a8c345f hwmon/w83793: Hide invalid VID readings
Ignore the VID readings when the motherboard has not designed
the function.  

Signed-off-by: Gong Jun <jgong@winbond.com>
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2007-01-18 22:14:24 +01:00
Rudolf Marek
c929431528 hwmon/w83793: Fix the fan input detection
Catch the cases when alternative pins are used to route the
fan9-12 input.

Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Gong Jun <jgong@winbond.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2007-01-18 22:14:24 +01:00
Gong Jun
46bed4dfe5 hwmon/w83793: Ignore disabled temperature channels
Ignore the temperature readings when its channel is disabled,
ignore AMDSI readings.

Signed-off-by: Gong Jun <jgong@winbond.com>
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2007-01-18 22:14:24 +01:00
Gong Jun
ddca933bd5 hwmon/w83793: Remove the description of AMDSI and update the voltage formula
Fix the driver to match the information in datasheet 1.0. AMD 
SI interface is marked as reserved, computing formula for 5VDD
and 5VSB is updated.

Signed-off-by: Gong Jun <jgong@winbond.com>
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2007-01-18 22:14:23 +01:00
Rudolf Marek
6800c3d027 hwmon: New Winbond W83793 hardware monitoring driver
Add support for the W83793 hardware monitoring chip. This driver
was originally contributed by Yuan Mu of Winbond Electronics Corp.

Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
2006-12-12 18:18:30 +01:00