/* * via686a.c - Part of lm_sensors, Linux kernel modules * for hardware monitoring * * Copyright (c) 1998 - 2002 Frodo Looijaard , * Kyösti Mälkki , * Mark Studebaker , * and Bob Dougherty * * (Some conversion-factor data were contributed by Jonathan Teh Soon Yew * and Alex van Kaam .) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* * Supports the Via VT82C686A, VT82C686B south bridges. * Reports all as a 686A. * Warning - only supports a single device. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include #include #include #include #include #include #include #include #include #include #include #include #include /* * If force_addr is set to anything different from 0, we forcibly enable * the device at the given address. */ static unsigned short force_addr; module_param(force_addr, ushort, 0); MODULE_PARM_DESC(force_addr, "Initialize the base address of the sensors"); static struct platform_device *pdev; /* * The Via 686a southbridge has a LM78-like chip integrated on the same IC. * This driver is a customized copy of lm78.c */ /* Many VIA686A constants specified below */ /* Length of ISA address segment */ #define VIA686A_EXTENT 0x80 #define VIA686A_BASE_REG 0x70 #define VIA686A_ENABLE_REG 0x74 /* The VIA686A registers */ /* ins numbered 0-4 */ #define VIA686A_REG_IN_MAX(nr) (0x2b + ((nr) * 2)) #define VIA686A_REG_IN_MIN(nr) (0x2c + ((nr) * 2)) #define VIA686A_REG_IN(nr) (0x22 + (nr)) /* fans numbered 1-2 */ #define VIA686A_REG_FAN_MIN(nr) (0x3a + (nr)) #define VIA686A_REG_FAN(nr) (0x28 + (nr)) /* temps numbered 1-3 */ static const u8 VIA686A_REG_TEMP[] = { 0x20, 0x21, 0x1f }; static const u8 VIA686A_REG_TEMP_OVER[] = { 0x39, 0x3d, 0x1d }; static const u8 VIA686A_REG_TEMP_HYST[] = { 0x3a, 0x3e, 0x1e }; /* bits 7-6 */ #define VIA686A_REG_TEMP_LOW1 0x4b /* 2 = bits 5-4, 3 = bits 7-6 */ #define VIA686A_REG_TEMP_LOW23 0x49 #define VIA686A_REG_ALARM1 0x41 #define VIA686A_REG_ALARM2 0x42 #define VIA686A_REG_FANDIV 0x47 #define VIA686A_REG_CONFIG 0x40 /* * The following register sets temp interrupt mode (bits 1-0 for temp1, * 3-2 for temp2, 5-4 for temp3). Modes are: * 00 interrupt stays as long as value is out-of-range * 01 interrupt is cleared once register is read (default) * 10 comparator mode- like 00, but ignores hysteresis * 11 same as 00 */ #define VIA686A_REG_TEMP_MODE 0x4b /* We'll just assume that you want to set all 3 simultaneously: */ #define VIA686A_TEMP_MODE_MASK 0x3F #define VIA686A_TEMP_MODE_CONTINUOUS 0x00 /* * Conversions. Limit checking is only done on the TO_REG * variants. * ******** VOLTAGE CONVERSIONS (Bob Dougherty) ******** * From HWMon.cpp (Copyright 1998-2000 Jonathan Teh Soon Yew): * voltagefactor[0]=1.25/2628; (2628/1.25=2102.4) // Vccp * voltagefactor[1]=1.25/2628; (2628/1.25=2102.4) // +2.5V * voltagefactor[2]=1.67/2628; (2628/1.67=1573.7) // +3.3V * voltagefactor[3]=2.6/2628; (2628/2.60=1010.8) // +5V * voltagefactor[4]=6.3/2628; (2628/6.30=417.14) // +12V * in[i]=(data[i+2]*25.0+133)*voltagefactor[i]; * That is: * volts = (25*regVal+133)*factor * regVal = (volts/factor-133)/25 * (These conversions were contributed by Jonathan Teh Soon Yew * ) */ static inline u8 IN_TO_REG(long val, int in_num) { /* * To avoid floating point, we multiply constants by 10 (100 for +12V). * Rounding is done (120500 is actually 133000 - 12500). * Remember that val is expressed in 0.001V/bit, which is why we divide * by an additional 10000 (100000 for +12V): 1000 for val and 10 (100) * for the constants. */ if (in_num <= 1) return (u8) clamp_val((val * 21024 - 1205000) / 250000, 0, 255); else if (in_num == 2) return (u8) clamp_val((val * 15737 - 1205000) / 250000, 0, 255); else if (in_num == 3) return (u8) clamp_val((val * 10108 - 1205000) / 250000, 0, 255); else return (u8) clamp_val((val * 41714 - 12050000) / 2500000, 0, 255); } static inline long IN_FROM_REG(u8 val, int in_num) { /* * To avoid floating point, we multiply constants by 10 (100 for +12V). * We also multiply them by 1000 because we want 0.001V/bit for the * output value. Rounding is done. */ if (in_num <= 1) return (long) ((250000 * val + 1330000 + 21024 / 2) / 21024); else if (in_num == 2) return (long) ((250000 * val + 1330000 + 15737 / 2) / 15737); else if (in_nu
From: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
Date: Thu, 4 Aug 2016 12:47:50 +0200
Subject: [PATCH] kernel-flavor: linux-image-generic-lts-xenial

Ubuntu arm64: switch from using kernel 4.2 for Trusty
(linux-image-generic-lts-trusty) to kernel 4.4 backported from Xenial
(linux-image-generic-lts-xenial).

Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
---
 nailgun/nailgun/fixtures/openstack.yaml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/nailgun/nailgun/fixtures/openstack.yaml b/nailgun/nailgun/fixtures/openstack.yaml
index 9c34a05..6848424 100644
--- a/nailgun/nailgun/fixtures/openstack.yaml
+++ b/nailgun/nailgun/fixtures/openstack.yaml
@@ -2103,8 +2103,8 @@
               i40e-dkms
               linux-firmware
               linux-firmware-nonfree
-              linux-headers-generic-lts-trusty
-              linux-image-generic-lts-trusty
+              linux-headers-generic-lts-xenial
+              linux-image-generic-lts-xenial
               lvm2
               mcollective
               mdadm
@@ -2447,8 +2447,8 @@
               i40e-dkms
               linux-firmware
               linux-firmware-nonfree
-              linux-headers-generic-lts-trusty
-              linux-image-generic-lts-trusty
+              linux-headers-generic-lts-xenial
+              linux-image-generic-lts-xenial
               lvm2
               mcollective
               mdadm
data->addr + reg); } static struct via686a_data *via686a_update_device(struct device *dev); static void via686a_init_device(struct via686a_data *data); /* following are the sysfs callback functions */ /* 7 voltage sensors */ static ssize_t show_in(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%ld\n", IN_FROM_REG(data->in[nr], nr)); } static ssize_t show_in_min(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%ld\n", IN_FROM_REG(data->in_min[nr], nr)); } static ssize_t show_in_max(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%ld\n", IN_FROM_REG(data->in_max[nr], nr)); } static ssize_t set_in_min(struct device *dev, struct device_attribute *da, const char *buf, size_t count) { struct via686a_data *data = dev_get_drvdata(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; mutex_lock(&data->update_lock); data->in_min[nr] = IN_TO_REG(val, nr); via686a_write_value(data, VIA686A_REG_IN_MIN(nr), data->in_min[nr]); mutex_unlock(&data->update_lock); return count; } static ssize_t set_in_max(struct device *dev, struct device_attribute *da, const char *buf, size_t count) { struct via686a_data *data = dev_get_drvdata(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; mutex_lock(&data->update_lock); data->in_max[nr] = IN_TO_REG(val, nr); via686a_write_value(data, VIA686A_REG_IN_MAX(nr), data->in_max[nr]); mutex_unlock(&data->update_lock); return count; } #define show_in_offset(offset) \ static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \ show_in, NULL, offset); \ static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ show_in_min, set_in_min, offset); \ static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ show_in_max, set_in_max, offset); show_in_offset(0); show_in_offset(1); show_in_offset(2); show_in_offset(3); show_in_offset(4); /* 3 temperatures */ static ssize_t show_temp(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%ld\n", TEMP_FROM_REG10(data->temp[nr])); } static ssize_t show_temp_over(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%ld\n", TEMP_FROM_REG(data->temp_over[nr])); } static ssize_t show_temp_hyst(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%ld\n", TEMP_FROM_REG(data->temp_hyst[nr])); } static ssize_t set_temp_over(struct device *dev, struct device_attribute *da, const char *buf, size_t count) { struct via686a_data *data = dev_get_drvdata(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; long val; int err; err = kstrtol(buf, 10, &val); if (err) return err; mutex_lock(&data->update_lock); data->temp_over[nr] = TEMP_TO_REG(val); via686a_write_value(data, VIA686A_REG_TEMP_OVER[nr], data->temp_over[nr]); mutex_unlock(&data->update_lock); return count; } static ssize_t set_temp_hyst(struct device *dev, struct device_attribute *da, const char *buf, size_t count) { struct via686a_data *data = dev_get_drvdata(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; long val; int err; err = kstrtol(buf, 10, &val); if (err) return err; mutex_lock(&data->update_lock); data->temp_hyst[nr] = TEMP_TO_REG(val); via686a_write_value(data, VIA686A_REG_TEMP_HYST[nr], data->temp_hyst[nr]); mutex_unlock(&data->update_lock); return count; } #define show_temp_offset(offset) \ static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ show_temp, NULL, offset - 1); \ static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ show_temp_over, set_temp_over, offset - 1); \ static SENSOR_DEVICE_ATTR(temp##offset##_max_hyst, S_IRUGO | S_IWUSR, \ show_temp_hyst, set_temp_hyst, offset - 1); show_temp_offset(1); show_temp_offset(2); show_temp_offset(3); /* 2 Fans */ static ssize_t show_fan(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr], DIV_FROM_REG(data->fan_div[nr]))); } static ssize_t show_fan_min(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]))); } static ssize_t show_fan_div(struct device *dev, struct device_attribute *da, char *buf) { struct via686a_data *data = via686a_update_device(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; return sprintf(buf, "%d\n", DIV_FROM_REG(data->fan_div[nr])); } static ssize_t set_fan_min(struct device *dev, struct device_attribute *da, const char *buf, size_t count) { struct via686a_data *data = dev_get_drvdata(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; mutex_lock(&data->update_lock); data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); via686a_write_value(data, VIA686A_REG_FAN_MIN(nr+1), data->fan_min[nr]); mutex_unlock(&data->update_lock); return count; } static ssize_t set_fan_div(struct device *dev, struct device_attribute *da, const char *buf, size_t count) { struct via686a_data *data = dev_get_drvdata(dev); struct sensor_device_attribute *attr = to_sensor_dev_attr(da); int nr = attr->index; int old; unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; mutex_lock(&data->update_lock); old = via686a_read_value(data, VIA686A_REG_FANDIV); data->fan_div[nr] = DIV_TO_REG(val); old = (old & 0x0f) | (data->fan_div[1] << 6) | (data->fan_div[0] << 4); via686a_write_value(data, VIA686A_REG_FANDIV, old); mutex_unlock(&data->update_lock); return count; } #define show_fan_offset(offset) \ static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ show_fan, NULL, offset - 1); \ static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ show_fan_min, set_fan_min, offset - 1); \ static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ show_fan_div, set_fan_div, offset - 1); show_fan_offset(1); show_fan_offset(2); /* Alarms */ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, char *buf) { struct via686a_data *data = via686a_update_device(dev); return sprintf(buf, "%u\n", data->alarms); } static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf) { int bitnr = to_sensor_dev_attr(attr)->index; struct via686a_data *data = via686a_update_device(dev); return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1); } static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0); static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1); static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2); static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3); static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8); static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4); static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 11); static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 15); static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6); static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7); static ssize_t show_name(struct device *dev, struct device_attribute *devattr, char *buf) { struct via686a_data *data = dev_get_drvdata(dev); return sprintf(buf, "%s\n", data->name); } static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); static struct attribute *via686a_attributes[] = { &sensor_dev_attr_in0_input.dev_attr.attr, &sensor_dev_attr_in1_input.dev_attr.attr, &sensor_dev_attr_in2_input.dev_attr.attr, &sensor_dev_attr_in3_input.dev_attr.attr, &sensor_dev_attr_in4_input.dev_attr.attr, &sensor_dev_attr_in0_min.dev_attr.attr, &sensor_dev_attr_in1_min.dev_attr.attr, &sensor_dev_attr_in2_min.dev_attr.attr, &sensor_dev_attr_in3_min.dev_attr.attr, &sensor_dev_attr_in4_min.dev_attr.attr, &sensor_dev_attr_in0_max.dev_attr.attr, &sensor_dev_attr_in1_max.dev_attr.attr, &sensor_dev_attr_in2_max.dev_attr.attr, &sensor_dev_attr_in3_max.dev_attr.attr, &sensor_dev_attr_in4_max.dev_attr.attr, &sensor_dev_attr_in0_alarm.dev_attr.attr, &sensor_dev_attr_in1_alarm.dev_attr.attr, &sensor_dev_attr_in2_alarm.dev_attr.attr, &sensor_dev_attr_in3_alarm.dev_attr.attr, &sensor_dev_attr_in4_alarm.dev_attr.attr, &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp2_input.dev_attr.attr, &sensor_dev_attr_temp3_input.dev_attr.attr, &sensor_dev_attr_temp1_max.dev_attr.attr, &sensor_dev_attr_temp2_max.dev_attr.attr, &sensor_dev_attr_temp3_max.dev_attr.attr, &sensor_dev_attr_temp1_max_hyst.dev_attr.attr, &sensor_dev_attr_temp2_max_hyst.dev_attr.attr, &sensor_dev_attr_temp3_max_hyst.dev_attr.attr, &sensor_dev_attr_temp1_alarm.dev_attr.attr, &sensor_dev_attr_temp2_alarm.dev_attr.attr, &sensor_dev_attr_temp3_alarm.dev_attr.attr, &sensor_dev_attr_fan1_input.dev_attr.attr, &sensor_dev_attr_fan2_input.dev_attr.attr, &sensor_dev_attr_fan1_min.dev_attr.attr, &sensor_dev_attr_fan2_min.dev_attr.attr, &sensor_dev_attr_fan1_div.dev_attr.attr, &sensor_dev_attr_fan2_div.dev_attr.attr, &sensor_dev_attr_fan1_alarm.dev_attr.attr, &sensor_dev_attr_fan2_alarm.dev_attr.attr, &dev_attr_alarms.attr, &dev_attr_name.attr, NULL }; static const struct attribute_group via686a_group = { .attrs = via686a_attributes, }; static struct platform_driver via686a_driver = { .driver = { .name = "via686a", }, .probe = via686a_probe, .remove = via686a_remove, }; /* This is called when the module is loaded */ static int via686a_probe(struct platform_device *pdev) { struct via686a_data *data; struct resource *res; int err; /* Reserve the ISA region */ res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (!devm_request_region(&pdev->dev, res->start, VIA686A_EXTENT, via686a_driver.driver.name)) { dev_err(&pdev->dev, "Region 0x%lx-0x%lx already in use!\n", (unsigned long)res->start, (unsigned long)res->end); return -ENODEV; } data = devm_kzalloc(&pdev->dev, sizeof(struct via686a_data), GFP_KERNEL); if (!data) return -ENOMEM; platform_set_drvdata(pdev, data); data->addr = res->start; data->name = "via686a"; mutex_init(&data->update_lock); /* Initialize the VIA686A chip */ via686a_init_device(data); /* Register sysfs hooks */ err = sysfs_create_group(&pdev->dev.kobj, &via686a_group); if (err) return err; data->hwmon_dev = hwmon_device_register(&pdev->dev); if (IS_ERR(data->hwmon_dev)) { err = PTR_ERR(data->hwmon_dev); goto exit_remove_files; } return 0; exit_remove_files: sysfs_remove_group(&pdev->dev.kobj, &via686a_group); return err; } static int via686a_remove(struct platform_device *pdev) { struct via686a_data *data = platform_get_drvdata(pdev); hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&pdev->dev.kobj, &via686a_group); return 0; } static void via686a_update_fan_div(struct via686a_data *data) { int reg = via686a_read_value(data, VIA686A_REG_FANDIV); data->fan_div[0] = (reg >> 4) & 0x03; data->fan_div[1] = reg >> 6; } static void via686a_init_device(struct via686a_data *data) { u8 reg; /* Start monitoring */ reg = via686a_read_value(data, VIA686A_REG_CONFIG); via686a_write_value(data, VIA686A_REG_CONFIG, (reg | 0x01) & 0x7F); /* Configure temp interrupt mode for continuous-interrupt operation */ reg = via686a_read_value(data, VIA686A_REG_TEMP_MODE); via686a_write_value(data, VIA686A_REG_TEMP_MODE, (reg & ~VIA686A_TEMP_MODE_MASK) | VIA686A_TEMP_MODE_CONTINUOUS); /* Pre-read fan clock divisor values */ via686a_update_fan_div(data); } static struct via686a_data *via686a_update_device(struct device *dev) { struct via686a_data *data = dev_get_drvdata(dev); int i; mutex_lock(&data->update_lock); if (time_after(jiffies, data->last_updated + HZ + HZ / 2) || !data->valid) { for (i = 0; i <= 4; i++) { data->in[i] = via686a_read_value(data, VIA686A_REG_IN(i)); data->in_min[i] = via686a_read_value(data, VIA686A_REG_IN_MIN (i)); data->in_max[i] = via686a_read_value(data, VIA686A_REG_IN_MAX(i)); } for (i = 1; i <= 2; i++) { data->fan[i - 1] = via686a_read_value(data, VIA686A_REG_FAN(i)); data->fan_min[i - 1] = via686a_read_value(data, VIA686A_REG_FAN_MIN(i)); } for (i = 0; i <= 2; i++) { data->temp[i] = via686a_read_value(data, VIA686A_REG_TEMP[i]) << 2; data->temp_over[i] = via686a_read_value(data, VIA686A_REG_TEMP_OVER[i]); data->temp_hyst[i] = via686a_read_value(data, VIA686A_REG_TEMP_HYST[i]); } /* * add in lower 2 bits * temp1 uses bits 7-6 of VIA686A_REG_TEMP_LOW1 * temp2 uses bits 5-4 of VIA686A_REG_TEMP_LOW23 * temp3 uses bits 7-6 of VIA686A_REG_TEMP_LOW23 */ data->temp[0] |= (via686a_read_value(data, VIA686A_REG_TEMP_LOW1) & 0xc0) >> 6; data->temp[1] |= (via686a_read_value(data, VIA686A_REG_TEMP_LOW23) & 0x30) >> 4; data->temp[2] |= (via686a_read_value(data, VIA686A_REG_TEMP_LOW23) & 0xc0) >> 6; via686a_update_fan_div(data); data->alarms = via686a_read_value(data, VIA686A_REG_ALARM1) | (via686a_read_value(data, VIA686A_REG_ALARM2) << 8); data->last_updated = jiffies; data->valid = 1; } mutex_unlock(&data->update_lock); return data; } static const struct pci_device_id via686a_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4) }, { } }; MODULE_DEVICE_TABLE(pci, via686a_pci_ids); static int via686a_device_add(unsigned short address) { struct resource res = { .start = address, .end = address + VIA686A_EXTENT - 1, .name = "via686a", .flags = IORESOURCE_IO, }; int err; err = acpi_check_resource_conflict(&res); if (err) goto exit; pdev = platform_device_alloc("via686a", address); if (!pdev) { err = -ENOMEM; pr_err("Device allocation failed\n"); goto exit; } err = platform_device_add_resources(pdev, &res, 1); if (err) { pr_err("Device resource addition failed (%d)\n", err); goto exit_device_put; } err = platform_device_add(pdev); if (err) { pr_err("Device addition failed (%d)\n", err); goto exit_device_put; } return 0; exit_device_put: platform_device_put(pdev); exit: return err; } static int via686a_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) { u16 address, val; if (force_addr) { address = force_addr & ~(VIA686A_EXTENT - 1); dev_warn(&dev->dev, "Forcing ISA address 0x%x\n", address); if (PCIBIOS_SUCCESSFUL != pci_write_config_word(dev, VIA686A_BASE_REG, address | 1)) return -ENODEV; } if (PCIBIOS_SUCCESSFUL != pci_read_config_word(dev, VIA686A_BASE_REG, &val)) return -ENODEV; address = val & ~(VIA686A_EXTENT - 1); if (address == 0) { dev_err(&dev->dev, "base address not set - upgrade BIOS or use force_addr=0xaddr\n"); return -ENODEV; } if (PCIBIOS_SUCCESSFUL != pci_read_config_word(dev, VIA686A_ENABLE_REG, &val)) return -ENODEV; if (!(val & 0x0001)) { if (!force_addr) { dev_warn(&dev->dev, "Sensors disabled, enable with force_addr=0x%x\n", address); return -ENODEV; } dev_warn(&dev->dev, "Enabling sensors\n"); if (PCIBIOS_SUCCESSFUL != pci_write_config_word(dev, VIA686A_ENABLE_REG, val | 0x0001)) return -ENODEV; } if (platform_driver_register(&via686a_driver)) goto exit; /* Sets global pdev as a side effect */ if (via686a_device_add(address)) goto exit_unregister; /* * Always return failure here. This is to allow other drivers to bind * to this pci device. We don't really want to have control over the * pci device, we only wanted to read as few register values from it. */ s_bridge = pci_dev_get(dev); return -ENODEV; exit_unregister: platform_driver_unregister(&via686a_driver); exit: return -ENODEV; } static struct pci_driver via686a_pci_driver = { .name = "via686a", .id_table = via686a_pci_ids, .probe = via686a_pci_probe, }; static int __init sm_via686a_init(void) { return pci_register_driver(&via686a_pci_driver); } static void __exit sm_via686a_exit(void) { pci_unregister_driver(&via686a_pci_driver); if (s_bridge != NULL) { platform_device_unregister(pdev); platform_driver_unregister(&via686a_driver); pci_dev_put(s_bridge); s_bridge = NULL; } } MODULE_AUTHOR("Kyösti Mälkki , " "Mark Studebaker " "and Bob Dougherty "); MODULE_DESCRIPTION("VIA 686A Sensor device"); MODULE_LICENSE("GPL"); module_init(sm_via686a_init); module_exit(sm_via686a_exit);