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(mds) Add adm1025 driver from Chen-Yuan Wu.
git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@801 7894878c-1315-0410-8ee3-d5d059ff63e0
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Mark D. Studebaker committed
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@@ -14,6 +14,7 @@ ask CVS about it:
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cvs diff -r V2-0-0 -r V2-0-1 -u
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2.5.1 (2000????)
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Module adm1025: new
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Module ddcmon: Fixed bus scan which could hang SMBus
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Module maxilife: Add support for Maxilife '99 (NBA)
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Module via686a: Enable sensors if not enabled by BIOS
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@@ -52,3 +52,5 @@ problems.
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* Gerd Knorr <kraxel@cs.tu-berlin.de> (?)
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Designed the i2c structs, which made it possible to use the smbus-is-
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just-an-i2c-extension approach.
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* Chen-Yuan Wu <gwu@esoft.com>
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Author of the adm1025 driver.
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@@ -48,7 +48,7 @@ At least the following I2C/SMBus adapters are supported:
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At least the following hardware sensor chips are supported:
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Analog Devices ADM1021, ADM1022, and ADM9240
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Analog Devices ADM1021, ADM1022, ADM1025, and ADM9240
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Asus AS99127F
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Dallas Semiconductor DS1780, DS75, and DS1775
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Hewlett Packard Maxilife (several revisions including '99 NBA)
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@@ -46,6 +46,9 @@ adm1021
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xeon 1 - - - yes no
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(xeon - no detection - requires force parameter)
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adm1025
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adm1025 2 6 - - yes no
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adm9240
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adm9240 1 6 2 1 dac yes no
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ds1780 1 6 2 1 dac yes no
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@@ -0,0 +1,12 @@
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Kernel driver `adm1021.o'
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=========================
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Status: Complete; Alpha.
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Supported chips:
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* Analog Devices ADM1025
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Prefix `adm1025'
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Addresses scanned: I2C 0x2c - 0x2e (inclusive)
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Datasheet: Publicly available at the Analog Devices website
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Author: Chen-Yuan Wu <gwu@esoft.com>
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@@ -27,7 +27,8 @@ KERNELCHIPSTARGETS := $(MODULE_DIR)/bt869.o $(MODULE_DIR)/gl520sm.o \
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$(MODULE_DIR)/matorb.o $(MODULE_DIR)/maxilife.o \
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$(MODULE_DIR)/thmc50.o \
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$(MODULE_DIR)/via686a.o \
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$(MODULE_DIR)/ddcmon.o
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$(MODULE_DIR)/ddcmon.o \
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$(MODULE_DIR)/adm1025.o
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ifneq ($(shell if grep -q '^CONFIG_SENSORS_ADM1021=y' $(LINUX)/.config; then echo 1; fi),1)
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KERNELCHIPSTARGETS += $(MODULE_DIR)/adm1021.o
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endif
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@@ -0,0 +1,724 @@
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/*
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adm1025.c - Part of lm_sensors, Linux kernel modules for hardware
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monitoring
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Add by Gordon Wu <gwu@esoft.com> according to the adm9240.c written by
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Frodo Looijaard <frodol@dds.nl>
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and Philip Edelbrock <phil@netroedge.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* Supports ADM10250. See doc/chips/adm9240 for details */
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#include <linux/version.h>
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#include <linux/module.h>
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#include <linux/malloc.h>
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#include <linux/proc_fs.h>
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#include <linux/ioport.h>
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#include <linux/sysctl.h>
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#include <asm/errno.h>
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#include <asm/io.h>
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#include <linux/types.h>
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#include <linux/i2c.h>
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#include "version.h"
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#include "i2c-isa.h"
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#include "sensors.h"
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#include <linux/init.h>
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,1))
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#define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
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#define THIS_MODULE NULL
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#endif
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/* Addresses to scan */
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static unsigned short normal_i2c[] = { SENSORS_I2C_END };
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static unsigned short normal_i2c_range[] = { 0x2c, 0x2f, SENSORS_I2C_END };
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static unsigned int normal_isa[] = { SENSORS_ISA_END };
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static unsigned int normal_isa_range[] = { SENSORS_ISA_END };
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/* Insmod parameters */
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SENSORS_INSMOD_1(adm1025);
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/* Many ADM1025 constants specified below */
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#define ADM1025_REG_IN_MAX(nr) (0x2b + (nr) * 2)
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#define ADM1025_REG_IN_MIN(nr) (0x2c + (nr) * 2)
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#define ADM1025_REG_IN(nr) (0x20 + (nr))
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/* The ADM1025 registers */
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#define ADM1025_REG_TEST 0x15
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/* These are all read-only */
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#define ADM1025_REG_2_5V 0x20
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#define ADM1025_REG_VCCP1 0x21
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#define ADM1025_REG_3_3V 0x22
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#define ADM1025_REG_5V 0x23
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#define ADM1025_REG_12V 0x24
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#define ADM1025_REG_VCC 0x25
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#define ADM1025_REG_RTEMP 0x26
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#define ADM1025_REG_TEMP 0x27
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#define ADM1025_REG_COMPANY_ID 0x3E /* 0x41 for ADM1025 */
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#define ADM1025_REG_DIE_REV 0x3F
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/* These are read/write */
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#define ADM1025_REG_2_5V_HIGH 0x2B
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#define ADM1025_REG_2_5V_LOW 0x2C
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#define ADM1025_REG_VCCP1_HIGH 0x2D
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#define ADM1025_REG_VCCP1_LOW 0x2E
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#define ADM1025_REG_3_3V_HIGH 0x2F
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#define ADM1025_REG_3_3V_LOW 0x30
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#define ADM1025_REG_5V_HIGH 0x31
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#define ADM1025_REG_5V_LOW 0x32
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#define ADM1025_REG_12V_HIGH 0x33
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#define ADM1025_REG_12V_LOW 0x34
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#define ADM1025_REG_VCC_HIGH 0x35
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#define ADM1025_REG_VCC_LOW 0x36
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#define ADM1025_REG_RTEMP_HIGH 0x37
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#define ADM1025_REG_RTEMP_LOW 0x38
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#define ADM1025_REG_TEMP_HIGH 0x39
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#define ADM1025_REG_TEMP_LOW 0x3A
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#define ADM1025_REG_CONFIG 0x40
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#define ADM1025_REG_INT1_STAT 0x41
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#define ADM1025_REG_INT2_STAT 0x42
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#define ADM1025_REG_VID 0x47
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#define ADM1025_REG_VID4 0x49
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/* Conversions. Rounding and limit checking is only done on the TO_REG
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variants. Note that you should be a bit careful with which arguments
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these macros are called: arguments may be evaluated more than once.
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Fixing this is just not worth it. */
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#define IN_TO_REG(val,nr) (SENSORS_LIMIT(((val) & 0xff),0,255))
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#define IN_FROM_REG(val,nr) (val)
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/* #define TEMP_FROM_REG(temp) \
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((temp)<256?((((temp)&0x1fe) >> 1) * 10) + ((temp) & 1) * 5: \
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((((temp)&0x1fe) >> 1) -255) * 10 - ((temp) & 1) * 5) \
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*/
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#define TEMP_FROM_REG(temp) (((temp)>0x7f?(-temp):(temp))*10)
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#define TEMP_LIMIT_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*10)
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#define TEMP_LIMIT_TO_REG(val) SENSORS_LIMIT(((val)<0?(((val)-5)/10):\
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((val)+5)/10), \
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0,255)
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#define ALARMS_FROM_REG(val) (val)
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#define VID_FROM_REG(val) ((val)==0x1f?0:(val)>=0x10?510-(val)*10:\
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205-(val)*5)
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/* Initial limits */
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#define ADM1025_INIT_IN_0 190
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#define ADM1025_INIT_IN_1 190
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#define ADM1025_INIT_IN_2 190
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#define ADM1025_INIT_IN_3 190
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#define ADM1025_INIT_IN_4 190
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#define ADM1025_INIT_IN_5 190
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#define ADM1025_INIT_IN_PERCENTAGE 10
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#define ADM1025_INIT_IN_MIN_0 \
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(ADM1025_INIT_IN_0 - ADM1025_INIT_IN_0 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MAX_0 \
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(ADM1025_INIT_IN_0 + ADM1025_INIT_IN_0 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MIN_1 \
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(ADM1025_INIT_IN_1 - ADM1025_INIT_IN_1 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MAX_1 \
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(ADM1025_INIT_IN_1 + ADM1025_INIT_IN_1 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MIN_2 \
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(ADM1025_INIT_IN_2 - ADM1025_INIT_IN_2 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MAX_2 \
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(ADM1025_INIT_IN_2 + ADM1025_INIT_IN_2 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MIN_3 \
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(ADM1025_INIT_IN_3 - ADM1025_INIT_IN_3 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MAX_3 \
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(ADM1025_INIT_IN_3 + ADM1025_INIT_IN_3 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MIN_4 \
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(ADM1025_INIT_IN_4 - ADM1025_INIT_IN_4 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MAX_4 \
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(ADM1025_INIT_IN_4 + ADM1025_INIT_IN_4 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MIN_5 \
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(ADM1025_INIT_IN_5 - ADM1025_INIT_IN_5 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_IN_MAX_5 \
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(ADM1025_INIT_IN_5 + ADM1025_INIT_IN_5 * ADM1025_INIT_IN_PERCENTAGE / 100)
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#define ADM1025_INIT_RTEMP_MAX 600
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#define ADM1025_INIT_RTEMP_MIN 500
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#define ADM1025_INIT_TEMP_MAX 600
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#define ADM1025_INIT_TEMP_MIN 500
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#ifdef MODULE
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extern int init_module(void);
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extern int cleanup_module(void);
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#endif /* MODULE */
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/* For each registered ADM1025, we need to keep some data in memory. That
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data is pointed to by adm1025_list[NR]->data. The structure itself is
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dynamically allocated, at the same time when a new adm1025 client is
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allocated. */
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struct adm1025_data {
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int sysctl_id;
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enum chips type;
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struct semaphore update_lock;
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char valid; /* !=0 if following fields are valid */
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unsigned long last_updated; /* In jiffies */
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u8 in[6]; /* Register value */
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u8 in_max[6]; /* Register value */
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u8 in_min[6]; /* Register value */
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int rtemp; /* Register value */
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u8 rtemp_max; /* Register value */
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u8 rtemp_min; /* Register encoding, shifted right */
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int temp; /* Temp, shifted right */
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u8 temp_max; /* Register value */
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u8 temp_min; /* Register value */
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u16 alarms; /* Register encoding, combined */
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u8 analog_out; /* Register value */
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u8 vid; /* Register value combined */
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};
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#ifdef MODULE
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static
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#else
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extern
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#endif
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int __init sensors_adm1025_init(void);
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static int __init adm1025_cleanup(void);
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static int adm1025_attach_adapter(struct i2c_adapter *adapter);
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static int adm1025_detect(struct i2c_adapter *adapter, int address,
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unsigned short flags, int kind);
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static int adm1025_detach_client(struct i2c_client *client);
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static int adm1025_command(struct i2c_client *client, unsigned int cmd,
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void *arg);
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static void adm1025_inc_use(struct i2c_client *client);
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static void adm1025_dec_use(struct i2c_client *client);
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static int adm1025_read_value(struct i2c_client *client, u8 register);
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static int adm1025_write_value(struct i2c_client *client, u8 register,
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u8 value);
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static void adm1025_update_client(struct i2c_client *client);
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static void adm1025_init_client(struct i2c_client *client);
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static void adm1025_in(struct i2c_client *client, int operation,
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int ctl_name, int *nrels_mag, long *results);
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static void adm1025_temp(struct i2c_client *client, int operation,
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int ctl_name, int *nrels_mag, long *results);
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static void adm1025_alarms(struct i2c_client *client, int operation,
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int ctl_name, int *nrels_mag, long *results);
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/*static void adm1025_analog_out(struct i2c_client *client, int operation,
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int ctl_name, int *nrels_mag,
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long *results);*/
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static void adm1025_vid(struct i2c_client *client, int operation,
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int ctl_name, int *nrels_mag, long *results);
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/* I choose here for semi-static ADM1025 allocation. Complete dynamic
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allocation could also be used; the code needed for this would probably
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take more memory than the datastructure takes now. */
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static int adm1025_id = 0;
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static struct i2c_driver adm1025_driver = {
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/* name */ "ADM1025 sensor driver",
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/* id */ I2C_DRIVERID_ADM1025,
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/* flags */ I2C_DF_NOTIFY,
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/* attach_adapter */ &adm1025_attach_adapter,
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/* detach_client */ &adm1025_detach_client,
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/* command */ &adm1025_command,
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/* inc_use */ &adm1025_inc_use,
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/* dec_use */ &adm1025_dec_use
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};
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/* Used by adm1025_init/cleanup */
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static int __initdata adm1025_initialized = 0;
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/* The /proc/sys entries */
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/* These files are created for each detected ADM1025. This is just a template;
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though at first sight, you might think we could use a statically
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allocated list, we need some way to get back to the parent - which
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is done through one of the 'extra' fields which are initialized
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when a new copy is allocated. */
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static ctl_table adm1025_dir_table_template[] = {
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{ADM1025_SYSCTL_IN0, "2.5V", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_in},
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{ADM1025_SYSCTL_IN1, "Vccp1", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_in},
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{ADM1025_SYSCTL_IN2, "3.3V", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_in},
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{ADM1025_SYSCTL_IN3, "5V", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_in},
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{ADM1025_SYSCTL_IN4, "12V", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_in},
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{ADM1025_SYSCTL_IN5, "Vcc", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_in},
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/*{ADM1025_SYSCTL_RTEMP, "Remote_temp", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_rm_temp},*/
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{ADM1025_SYSCTL_TEMP, "Local_temp", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_temp},
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{ADM1025_SYSCTL_ALARMS, "alarms", NULL, 0, 0444, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_alarms},
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/* {ADM1025_SYSCTL_ANALOG_OUT, "analog_out", NULL, 0, 0644, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_analog_out},*/
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{ADM1025_SYSCTL_VID, "vid", NULL, 0, 0444, NULL, &sensors_proc_real,
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&sensors_sysctl_real, NULL, &adm1025_vid},
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{0}
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};
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int adm1025_attach_adapter(struct i2c_adapter *adapter)
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{
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return sensors_detect(adapter, &addr_data, adm1025_detect);
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}
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static int adm1025_detect(struct i2c_adapter *adapter, int address,
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unsigned short flags, int kind)
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{
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int i;
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struct i2c_client *new_client;
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struct adm1025_data *data;
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int err = 0;
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const char *type_name = "";
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const char *client_name = "";
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/* Make sure we aren't probing the ISA bus!! This is just a safety check
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at this moment; sensors_detect really won't call us. */
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#ifdef DEBUG
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if (i2c_is_isa_adapter(adapter)) {
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printk
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("adm1025.o: adm1025_detect called for an ISA bus adapter?!?\n");
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return 0;
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}
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#endif
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if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
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goto ERROR0;
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||||
/* OK. For now, we presume we have a valid client. We now create the
|
||||
client structure, even though we cannot fill it completely yet.
|
||||
But it allows us to access adm1025_{read,write}_value. */
|
||||
|
||||
if (!(new_client = kmalloc(sizeof(struct i2c_client) +
|
||||
sizeof(struct adm1025_data),
|
||||
GFP_KERNEL))) {
|
||||
err = -ENOMEM;
|
||||
goto ERROR0;
|
||||
}
|
||||
|
||||
data = (struct adm1025_data *) (new_client + 1);
|
||||
new_client->addr = address;
|
||||
new_client->data = data;
|
||||
new_client->adapter = adapter;
|
||||
new_client->driver = &adm1025_driver;
|
||||
new_client->flags = 0;
|
||||
|
||||
/* Now, we do the remaining detection. */
|
||||
|
||||
if (kind < 0) {
|
||||
if((adm1025_read_value(new_client,ADM1025_REG_CONFIG) & 0x80) != 0x00)
|
||||
goto ERROR1;
|
||||
}
|
||||
|
||||
/* Determine the chip type. */
|
||||
if (kind <= 0) {
|
||||
i = adm1025_read_value(new_client, ADM1025_REG_COMPANY_ID);
|
||||
if (i == 0x41)
|
||||
kind = adm1025;
|
||||
else {
|
||||
if (kind == 0)
|
||||
printk
|
||||
("adm1025.o: Ignoring 'force' parameter for unknown chip at "
|
||||
"adapter %d, address 0x%02x\n",
|
||||
i2c_adapter_id(adapter), address);
|
||||
goto ERROR1;
|
||||
}
|
||||
}
|
||||
|
||||
if (kind == adm1025) {
|
||||
type_name = "adm1025";
|
||||
client_name = "ADM1025 chip";
|
||||
} else {
|
||||
#ifdef DEBUG
|
||||
printk("adm1025.o: Internal error: unknown kind (%d)?!?",
|
||||
kind);
|
||||
#endif
|
||||
goto ERROR1;
|
||||
}
|
||||
|
||||
/* Fill in the remaining client fields and put it into the global list */
|
||||
strcpy(new_client->name, client_name);
|
||||
data->type = kind;
|
||||
|
||||
new_client->id = adm1025_id++;
|
||||
data->valid = 0;
|
||||
init_MUTEX(&data->update_lock);
|
||||
|
||||
/* Tell the I2C layer a new client has arrived */
|
||||
if ((err = i2c_attach_client(new_client)))
|
||||
goto ERROR3;
|
||||
|
||||
/* Register a new directory entry with module sensors */
|
||||
if ((i = sensors_register_entry(new_client,
|
||||
type_name,
|
||||
adm1025_dir_table_template,
|
||||
THIS_MODULE)) < 0) {
|
||||
err = i;
|
||||
goto ERROR4;
|
||||
}
|
||||
data->sysctl_id = i;
|
||||
|
||||
/* Initialize the ADM1025 chip */
|
||||
adm1025_init_client(new_client);
|
||||
return 0;
|
||||
|
||||
/* OK, this is not exactly good programming practice, usually. But it is
|
||||
very code-efficient in this case. */
|
||||
|
||||
ERROR4:
|
||||
i2c_detach_client(new_client);
|
||||
ERROR3:
|
||||
ERROR1:
|
||||
kfree(new_client);
|
||||
ERROR0:
|
||||
return err;
|
||||
}
|
||||
|
||||
int adm1025_detach_client(struct i2c_client *client)
|
||||
{
|
||||
int err;
|
||||
|
||||
sensors_deregister_entry(((struct adm1025_data *) (client->data))->
|
||||
sysctl_id);
|
||||
|
||||
if ((err = i2c_detach_client(client))) {
|
||||
printk
|
||||
("adm1025.o: Client deregistration failed, client not detached.\n");
|
||||
return err;
|
||||
}
|
||||
|
||||
kfree(client);
|
||||
|
||||
return 0;
|
||||
|
||||
}
|
||||
|
||||
/* No commands defined yet */
|
||||
int adm1025_command(struct i2c_client *client, unsigned int cmd, void *arg)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
void adm1025_inc_use(struct i2c_client *client)
|
||||
{
|
||||
#ifdef MODULE
|
||||
MOD_INC_USE_COUNT;
|
||||
#endif
|
||||
}
|
||||
|
||||
void adm1025_dec_use(struct i2c_client *client)
|
||||
{
|
||||
#ifdef MODULE
|
||||
MOD_DEC_USE_COUNT;
|
||||
#endif
|
||||
}
|
||||
|
||||
int adm1025_read_value(struct i2c_client *client, u8 reg)
|
||||
{
|
||||
return 0xFF & i2c_smbus_read_byte_data(client, reg);
|
||||
}
|
||||
|
||||
int adm1025_write_value(struct i2c_client *client, u8 reg, u8 value)
|
||||
{
|
||||
return i2c_smbus_write_byte_data(client, reg, value);
|
||||
}
|
||||
|
||||
/* Called when we have found a new ADM1025. It should set limits, etc. */
|
||||
void adm1025_init_client(struct i2c_client *client)
|
||||
{
|
||||
/* Reset all except Watchdog values and last conversion values
|
||||
This sets fan-divs to 2, among others. This makes most other
|
||||
initializations unnecessary */
|
||||
adm1025_write_value(client, ADM1025_REG_CONFIG, 0x80);
|
||||
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(0),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MIN_0, 0));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(0),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MAX_0, 0));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(1),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MIN_1, 1));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(1),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MAX_1, 1));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(2),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MIN_2, 2));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(2),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MAX_2, 2));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(3),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MIN_3, 3));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(3),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MAX_3, 3));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(4),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MIN_4, 4));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(4),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MAX_4, 4));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(5),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MIN_5, 5));
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(5),
|
||||
IN_TO_REG(ADM1025_INIT_IN_MAX_5, 5));
|
||||
|
||||
adm1025_write_value(client, ADM1025_REG_RTEMP_HIGH,
|
||||
TEMP_LIMIT_TO_REG(ADM1025_INIT_RTEMP_MAX));
|
||||
adm1025_write_value(client, ADM1025_REG_RTEMP_LOW,
|
||||
TEMP_LIMIT_TO_REG(ADM1025_INIT_RTEMP_MIN));
|
||||
adm1025_write_value(client, ADM1025_REG_TEMP_HIGH,
|
||||
TEMP_LIMIT_TO_REG(ADM1025_INIT_TEMP_MAX));
|
||||
adm1025_write_value(client, ADM1025_REG_TEMP_LOW,
|
||||
TEMP_LIMIT_TO_REG(ADM1025_INIT_TEMP_MIN));
|
||||
|
||||
/* Start monitoring */
|
||||
adm1025_write_value(client, ADM1025_REG_CONFIG, 0x01);
|
||||
}
|
||||
|
||||
void adm1025_update_client(struct i2c_client *client)
|
||||
{
|
||||
struct adm1025_data *data = client->data;
|
||||
u8 i;
|
||||
|
||||
down(&data->update_lock);
|
||||
|
||||
if (
|
||||
(jiffies - data->last_updated >
|
||||
(data->type == adm1025 ? HZ / 2 : HZ * 2))
|
||||
|| (jiffies < data->last_updated) || !data->valid) {
|
||||
|
||||
#ifdef DEBUG
|
||||
printk("Starting adm1025 update\n");
|
||||
#endif
|
||||
for (i = 0; i <= 5; i++) {
|
||||
data->in[i] =
|
||||
adm1025_read_value(client, ADM1025_REG_IN(i));
|
||||
data->in_min[i] =
|
||||
adm1025_read_value(client,
|
||||
ADM1025_REG_IN_MIN(i));
|
||||
data->in_max[i] =
|
||||
adm1025_read_value(client,
|
||||
ADM1025_REG_IN_MAX(i));
|
||||
}
|
||||
data->temp =
|
||||
adm1025_read_value(client, ADM1025_REG_TEMP);
|
||||
printk("The temp is %2x\n",data->temp);
|
||||
data->temp_max =
|
||||
adm1025_read_value(client, ADM1025_REG_TEMP_HIGH);
|
||||
data->temp_min =
|
||||
adm1025_read_value(client, ADM1025_REG_TEMP_LOW);
|
||||
|
||||
i = adm1025_read_value(client, ADM1025_REG_VID);
|
||||
data->vid = i & 0x0f;
|
||||
data->vid |=
|
||||
(adm1025_read_value(client, ADM1025_REG_VID4) & 0x01)
|
||||
<< 4;
|
||||
|
||||
data->alarms =
|
||||
adm1025_read_value(client,
|
||||
ADM1025_REG_INT1_STAT) +
|
||||
(adm1025_read_value(client, ADM1025_REG_INT2_STAT) <<
|
||||
8);
|
||||
data->last_updated = jiffies;
|
||||
data->valid = 1;
|
||||
}
|
||||
|
||||
up(&data->update_lock);
|
||||
}
|
||||
|
||||
|
||||
/* The next few functions are the call-back functions of the /proc/sys and
|
||||
sysctl files. Which function is used is defined in the ctl_table in
|
||||
the extra1 field.
|
||||
Each function must return the magnitude (power of 10 to divide the date
|
||||
with) if it is called with operation==SENSORS_PROC_REAL_INFO. It must
|
||||
put a maximum of *nrels elements in results reflecting the data of this
|
||||
file, and set *nrels to the number it actually put in it, if operation==
|
||||
SENSORS_PROC_REAL_READ. Finally, it must get upto *nrels elements from
|
||||
results and write them to the chip, if operations==SENSORS_PROC_REAL_WRITE.
|
||||
Note that on SENSORS_PROC_REAL_READ, I do not check whether results is
|
||||
large enough (by checking the incoming value of *nrels). This is not very
|
||||
good practice, but as long as you put less than about 5 values in results,
|
||||
you can assume it is large enough. */
|
||||
void adm1025_in(struct i2c_client *client, int operation, int ctl_name,
|
||||
int *nrels_mag, long *results)
|
||||
{
|
||||
|
||||
int scales[6] = { 250, 225, 330, 500, 1200, 330 };
|
||||
|
||||
struct adm1025_data *data = client->data;
|
||||
int nr = ctl_name - ADM1025_SYSCTL_IN0;
|
||||
|
||||
if (operation == SENSORS_PROC_REAL_INFO)
|
||||
*nrels_mag = 2;
|
||||
else if (operation == SENSORS_PROC_REAL_READ) {
|
||||
adm1025_update_client(client);
|
||||
results[0] =
|
||||
IN_FROM_REG(data->in_min[nr], nr) * scales[nr] / 192;
|
||||
results[1] =
|
||||
IN_FROM_REG(data->in_max[nr], nr) * scales[nr] / 192;
|
||||
results[2] =
|
||||
IN_FROM_REG(data->in[nr], nr) * scales[nr] / 192;
|
||||
*nrels_mag = 3;
|
||||
} else if (operation == SENSORS_PROC_REAL_WRITE) {
|
||||
if (*nrels_mag >= 1) {
|
||||
data->in_min[nr] =
|
||||
IN_TO_REG((results[0] * 192) / scales[nr], nr);
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MIN(nr),
|
||||
data->in_min[nr]);
|
||||
}
|
||||
if (*nrels_mag >= 2) {
|
||||
data->in_max[nr] =
|
||||
IN_TO_REG((results[1] * 192) / scales[nr], nr);
|
||||
adm1025_write_value(client, ADM1025_REG_IN_MAX(nr),
|
||||
data->in_max[nr]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void adm1025_temp(struct i2c_client *client, int operation, int ctl_name,
|
||||
int *nrels_mag, long *results)
|
||||
{
|
||||
struct adm1025_data *data = client->data;
|
||||
if (operation == SENSORS_PROC_REAL_INFO)
|
||||
*nrels_mag = 1;
|
||||
else if (operation == SENSORS_PROC_REAL_READ) {
|
||||
adm1025_update_client(client);
|
||||
results[0] = TEMP_LIMIT_FROM_REG(data->temp_max);
|
||||
results[1] = TEMP_LIMIT_FROM_REG(data->temp_min);
|
||||
results[2] = TEMP_FROM_REG(data->temp);
|
||||
*nrels_mag = 3;
|
||||
} else if (operation == SENSORS_PROC_REAL_WRITE) {
|
||||
if (*nrels_mag >= 1) {
|
||||
data->temp_max = TEMP_LIMIT_TO_REG(results[0]);
|
||||
adm1025_write_value(client, ADM1025_REG_TEMP_HIGH,
|
||||
data->temp_max);
|
||||
}
|
||||
if (*nrels_mag >= 2) {
|
||||
data->temp_min = TEMP_LIMIT_TO_REG(results[1]);
|
||||
adm1025_write_value(client, ADM1025_REG_TEMP_LOW,
|
||||
data->temp_min);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void adm1025_alarms(struct i2c_client *client, int operation, int ctl_name,
|
||||
int *nrels_mag, long *results)
|
||||
{
|
||||
struct adm1025_data *data = client->data;
|
||||
if (operation == SENSORS_PROC_REAL_INFO)
|
||||
*nrels_mag = 0;
|
||||
else if (operation == SENSORS_PROC_REAL_READ) {
|
||||
adm1025_update_client(client);
|
||||
results[0] = ALARMS_FROM_REG(data->alarms);
|
||||
*nrels_mag = 1;
|
||||
}
|
||||
}
|
||||
/*
|
||||
void adm1025_analog_out(struct i2c_client *client, int operation,
|
||||
int ctl_name, int *nrels_mag, long *results)
|
||||
{
|
||||
struct adm1025_data *data = client->data;
|
||||
|
||||
if (operation == SENSORS_PROC_REAL_INFO)
|
||||
*nrels_mag = 0;
|
||||
else if (operation == SENSORS_PROC_REAL_READ) {
|
||||
adm1025_update_client(client);
|
||||
results[0] = data->analog_out;
|
||||
*nrels_mag = 1;
|
||||
} else if (operation == SENSORS_PROC_REAL_WRITE) {
|
||||
if (*nrels_mag >= 1) {
|
||||
data->analog_out = results[0];
|
||||
adm1025_write_value(client, ADM1025_REG_ANALOG_OUT,
|
||||
data->analog_out);
|
||||
}
|
||||
}
|
||||
}
|
||||
*/
|
||||
|
||||
void adm1025_vid(struct i2c_client *client, int operation, int ctl_name,
|
||||
int *nrels_mag, long *results)
|
||||
{
|
||||
struct adm1025_data *data = client->data;
|
||||
|
||||
if (operation == SENSORS_PROC_REAL_INFO)
|
||||
*nrels_mag = 2;
|
||||
else if (operation == SENSORS_PROC_REAL_READ) {
|
||||
adm1025_update_client(client);
|
||||
results[0] = VID_FROM_REG(data->vid);
|
||||
*nrels_mag = 1;
|
||||
}
|
||||
}
|
||||
|
||||
int __init sensors_adm1025_init(void)
|
||||
{
|
||||
int res;
|
||||
|
||||
printk("adm1025.o version %s (%s)\n", LM_VERSION, LM_DATE);
|
||||
adm1025_initialized = 0;
|
||||
|
||||
if ((res = i2c_add_driver(&adm1025_driver))) {
|
||||
printk
|
||||
("adm1025.o: Driver registration failed, module not inserted.\n");
|
||||
adm1025_cleanup();
|
||||
return res;
|
||||
}
|
||||
adm1025_initialized++;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int __init adm1025_cleanup(void)
|
||||
{
|
||||
int res;
|
||||
|
||||
if (adm1025_initialized >= 1) {
|
||||
if ((res = i2c_del_driver(&adm1025_driver))) {
|
||||
printk
|
||||
("adm1025.o: Driver deregistration failed, module not removed.\n");
|
||||
return res;
|
||||
}
|
||||
adm1025_initialized--;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
EXPORT_NO_SYMBOLS;
|
||||
|
||||
#ifdef MODULE
|
||||
|
||||
MODULE_AUTHOR
|
||||
("Frodo Looijaard <frodol@dds.nl> and Philip Edelbrock <phil@netroedge.com>");
|
||||
MODULE_DESCRIPTION("ADM1025 driver");
|
||||
|
||||
int init_module(void)
|
||||
{
|
||||
return sensors_adm1025_init();
|
||||
}
|
||||
|
||||
int cleanup_module(void)
|
||||
{
|
||||
return adm1025_cleanup();
|
||||
}
|
||||
|
||||
#endif /* MODULE */
|
||||
@@ -375,6 +375,7 @@ extern inline int SENSORS_LIMIT(long value, long low, long high)
|
||||
#define I2C_DRIVERID_THMC50 1017
|
||||
#define I2C_DRIVERID_DDCMON 1018
|
||||
#define I2C_DRIVERID_VIA686A 1019
|
||||
#define I2C_DRIVERID_ADM1025 1020
|
||||
|
||||
/* Sysctl IDs */
|
||||
#ifdef DEV_HWMON
|
||||
@@ -576,6 +577,27 @@ struct sensors_chips_data {
|
||||
#define ADM9240_ALARM_TEMP 0x0010
|
||||
#define ADM9240_ALARM_CHAS 0x1000
|
||||
|
||||
#define ADM1025_SYSCTL_IN0 1000 /* Volts * 100 */
|
||||
#define ADM1025_SYSCTL_IN1 1001
|
||||
#define ADM1025_SYSCTL_IN2 1002
|
||||
#define ADM1025_SYSCTL_IN3 1003
|
||||
#define ADM1025_SYSCTL_IN4 1004
|
||||
#define ADM1025_SYSCTL_IN5 1005
|
||||
#define ADM1025_SYSCTL_RTEMP 1251
|
||||
#define ADM1025_SYSCTL_TEMP 1250 /* Degrees Celcius * 100 */
|
||||
#define ADM1025_SYSCTL_ALARMS 2001 /* bitvector */
|
||||
#define ADM1025_SYSCTL_ANALOG_OUT 2002
|
||||
#define ADM1025_SYSCTL_VID 2003
|
||||
|
||||
#define ADM1025_ALARM_IN0 0x0001
|
||||
#define ADM1025_ALARM_IN1 0x0002
|
||||
#define ADM1025_ALARM_IN2 0x0004
|
||||
#define ADM1025_ALARM_IN3 0x0008
|
||||
#define ADM1025_ALARM_IN4 0x0100
|
||||
#define ADM1025_ALARM_IN5 0x0200
|
||||
#define ADM1025_ALARM_RTEMP 0x0020
|
||||
#define ADM1025_ALARM_TEMP 0x0010
|
||||
|
||||
#define LTC1710_SYSCTL_SWITCH_1 1000
|
||||
#define LTC1710_SYSCTL_SWITCH_2 1001
|
||||
|
||||
|
||||
Reference in new issue
Block a user