rpms/kernel/F-9 linux-2.6-eeepc-laptop-backlight.patch, NONE, 1.1 linux-2.6-eeepc-laptop-base.patch, NONE, 1.1 linux-2.6-eeepc-laptop-fan.patch, NONE, 1.1 config-x86-generic, 1.33, 1.34 config-x86_64-generic, 1.32, 1.33 kernel.spec, 1.680, 1.681 linux-2.6-acpi-eeepc-hotkey.patch, 1.2, NONE
Chuck Ebbert (cebbert)
fedora-extras-commits at redhat.com
Sat Jun 14 08:17:38 UTC 2008
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Author: cebbert
Update of /cvs/pkgs/rpms/kernel/F-9
In directory cvs-int.fedora.redhat.com:/tmp/cvs-serv4595
Modified Files:
config-x86-generic config-x86_64-generic kernel.spec
Added Files:
linux-2.6-eeepc-laptop-backlight.patch
linux-2.6-eeepc-laptop-base.patch
linux-2.6-eeepc-laptop-fan.patch
Removed Files:
linux-2.6-acpi-eeepc-hotkey.patch
Log Message:
* Sat Jun 15 2008 Chuck Ebbert <cebbert at redhat.com> 2.6.25.6-62
- Replace eeepc driver with upstream eeepc_laptop driver.
linux-2.6-eeepc-laptop-backlight.patch:
--- NEW FILE linux-2.6-eeepc-laptop-backlight.patch ---
From: Corentin Chary <corentincj at iksaif.net>
Date: Thu, 13 Mar 2008 11:56:37 +0000 (+0100)
Subject: eeepc-laptop: add backlight
X-Git-Tag: v2.6.26-rc1~101^2~1^6~1
X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git;a=commitdiff_plain;h=a5fa429b4b19cccd3f91a98af891c7ba2706cc1d
eeepc-laptop: add backlight
Add backlight class support to the eeepc-laptop driver.
Signed-off-by: Corentin Chary <corentincj at iksaif.net>
Signed-off-by: Len Brown <len.brown at intel.com>
---
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 2264127..01b7deb 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -355,6 +355,7 @@ config EEEPC_LAPTOP
tristate "Eee PC Hotkey Driver (EXPERIMENTAL)"
depends on X86
depends on ACPI
+ depends on BACKLIGHT_CLASS_DEVICE
depends on EXPERIMENTAL
---help---
This driver supports the Fn-Fx keys on Eee PC laptops.
diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
index e34ff97..2b59b7e 100644
--- a/drivers/misc/eeepc-laptop.c
+++ b/drivers/misc/eeepc-laptop.c
@@ -21,6 +21,8 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/platform_device.h>
+#include <linux/backlight.h>
+#include <linux/fb.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
#include <linux/uaccess.h>
@@ -43,6 +45,8 @@
* Definitions for Asus EeePC
*/
#define NOTIFY_WLAN_ON 0x10
+#define NOTIFY_BRN_MIN 0x20
+#define NOTIFY_BRN_MAX 0x2f
enum {
DISABLE_ASL_WLAN = 0x0001,
@@ -147,6 +151,19 @@ static struct acpi_driver eeepc_hotk_driver = {
},
};
+/* The backlight device /sys/class/backlight */
+static struct backlight_device *eeepc_backlight_device;
+
+/*
+ * The backlight class declaration
+ */
+static int read_brightness(struct backlight_device *bd);
+static int update_bl_status(struct backlight_device *bd);
+static struct backlight_ops eeepcbl_ops = {
+ .get_brightness = read_brightness,
+ .update_status = update_bl_status,
+};
+
MODULE_AUTHOR("Corentin Chary, Eric Cooper");
MODULE_DESCRIPTION(EEEPC_HOTK_NAME);
MODULE_LICENSE("GPL");
@@ -211,6 +228,25 @@ static int get_acpi(int cm)
}
/*
+ * Backlight
+ */
+static int read_brightness(struct backlight_device *bd)
+{
+ return get_acpi(CM_ASL_PANELBRIGHT);
+}
+
+static int set_brightness(struct backlight_device *bd, int value)
+{
+ value = max(0, min(15, value));
+ return set_acpi(CM_ASL_PANELBRIGHT, value);
+}
+
+static int update_bl_status(struct backlight_device *bd)
+{
+ return set_brightness(bd, bd->props.brightness);
+}
+
+/*
* Sys helpers
*/
static int parse_arg(const char *buf, unsigned long count, int *val)
@@ -328,12 +364,20 @@ static void notify_wlan(u32 *event)
}
}
+static void notify_brn(void)
+{
+ struct backlight_device *bd = eeepc_backlight_device;
+ bd->props.brightness = read_brightness(bd);
+}
+
static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
{
if (!ehotk)
return;
if (event == NOTIFY_WLAN_ON && (DISABLE_ASL_WLAN & ehotk->init_flag))
notify_wlan(&event);
+ if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX)
+ notify_brn();
acpi_bus_generate_proc_event(ehotk->device, event,
ehotk->event_count[event % 128]++);
}
@@ -387,8 +431,16 @@ static int eeepc_hotk_remove(struct acpi_device *device, int type)
/*
* exit/init
*/
+static void eeepc_backlight_exit(void)
+{
+ if (eeepc_backlight_device)
+ backlight_device_unregister(eeepc_backlight_device);
+ eeepc_backlight_device = NULL;
+}
+
static void __exit eeepc_laptop_exit(void)
{
+ eeepc_backlight_exit();
acpi_bus_unregister_driver(&eeepc_hotk_driver);
sysfs_remove_group(&platform_device->dev.kobj,
&platform_attribute_group);
@@ -396,6 +448,26 @@ static void __exit eeepc_laptop_exit(void)
platform_driver_unregister(&platform_driver);
}
+static int eeepc_backlight_init(struct device *dev)
+{
+ struct backlight_device *bd;
+
+ bd = backlight_device_register(EEEPC_HOTK_FILE, dev,
+ NULL, &eeepcbl_ops);
+ if (IS_ERR(bd)) {
+ printk(EEEPC_ERR
+ "Could not register eeepc backlight device\n");
+ eeepc_backlight_device = NULL;
+ return PTR_ERR(bd);
+ }
+ eeepc_backlight_device = bd;
+ bd->props.max_brightness = 15;
+ bd->props.brightness = read_brightness(NULL);
+ bd->props.power = FB_BLANK_UNBLANK;
+ backlight_update_status(bd);
+ return 0;
+}
+
static int __init eeepc_laptop_init(void)
{
struct device *dev;
@@ -411,6 +483,9 @@ static int __init eeepc_laptop_init(void)
return -ENODEV;
}
dev = acpi_get_physical_device(ehotk->device->handle);
+ result = eeepc_backlight_init(dev);
+ if (result)
+ goto fail_backlight;
/* Register platform stuff */
result = platform_driver_register(&platform_driver);
if (result)
@@ -435,6 +510,8 @@ fail_platform_device2:
fail_platform_device1:
platform_driver_unregister(&platform_driver);
fail_platform_driver:
+ eeepc_backlight_exit();
+fail_backlight:
return result;
}
linux-2.6-eeepc-laptop-base.patch:
--- NEW FILE linux-2.6-eeepc-laptop-base.patch ---
From: Eric Cooper <ecc at cmu.edu>
Date: Thu, 13 Mar 2008 11:55:46 +0000 (+0100)
Subject: eeepc-laptop: add base driver
X-Git-Tag: v2.6.26-rc1~101^2~1^6~2
X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git;a=commitdiff_plain;h=e59f87966adef2cb03d419530e3ade5159487d6d
eeepc-laptop: add base driver
This patch is based on Eric Cooper's work to clean the original asus_acpi
given by Asus. It's a platform driver (/sys/devices/platform/eeepc/)
wich support:
- hotkeys - wlan on/off - camera on/off - cardr on/off
Signed-off-by: Corentin Chary <corentincj at iksaif.net>
Signed-off-by: Len Brown <len.brown at intel.com>
---
diff --git a/MAINTAINERS b/MAINTAINERS
index c1dd1ae..37debda 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1531,6 +1531,13 @@ L: bluesmoke-devel at lists.sourceforge.net
W: bluesmoke.sourceforge.net
S: Maintained
+EEEPC LAPTOP EXTRAS DRIVER
+P: Corentin Chary
+M: corentincj at iksaif.net
+L: acpi4asus-user at lists.sourceforge.net
+W: http://sourceforge.net/projects/acpi4asus
+S: Maintained
+
EEPRO100 NETWORK DRIVER
P: Andrey V. Savochkin
M: saw at saw.sw.com.sg
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 297a48f..2264127 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -351,6 +351,17 @@ config INTEL_MENLOW
If unsure, say N.
+config EEEPC_LAPTOP
+ tristate "Eee PC Hotkey Driver (EXPERIMENTAL)"
+ depends on X86
+ depends on ACPI
+ depends on EXPERIMENTAL
+ ---help---
+ This driver supports the Fn-Fx keys on Eee PC laptops.
+ It also adds the ability to switch camera/wlan on/off.
+
+ If you have an Eee PC laptop, say Y or M here.
+
config ENCLOSURE_SERVICES
tristate "Enclosure Services"
default n
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 5914da4..1952875 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -7,7 +7,8 @@ obj-$(CONFIG_IBM_ASM) += ibmasm/
obj-$(CONFIG_HDPU_FEATURES) += hdpuftrs/
obj-$(CONFIG_MSI_LAPTOP) += msi-laptop.o
obj-$(CONFIG_ACER_WMI) += acer-wmi.o
-obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o
+obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o
+obj-$(CONFIG_EEEPC_LAPTOP) += eeepc-laptop.o
obj-$(CONFIG_ATMEL_PWM) += atmel_pwm.o
obj-$(CONFIG_ATMEL_SSC) += atmel-ssc.o
obj-$(CONFIG_ATMEL_TCLIB) += atmel_tclib.o
diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
new file mode 100644
index 0000000..e34ff97
--- /dev/null
+++ b/drivers/misc/eeepc-laptop.c
@@ -0,0 +1,442 @@
+/*
+ * eepc-laptop.c - Asus Eee PC extras
+ *
+ * Based on asus_acpi.c as patched for the Eee PC by Asus:
+ * ftp://ftp.asus.com/pub/ASUS/EeePC/701/ASUS_ACPI_071126.rar
+ * Based on eee.c from eeepc-linux
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/platform_device.h>
+#include <acpi/acpi_drivers.h>
+#include <acpi/acpi_bus.h>
+#include <linux/uaccess.h>
+
+#define EEEPC_LAPTOP_VERSION "0.1"
+
+#define EEEPC_HOTK_NAME "Eee PC Hotkey Driver"
+#define EEEPC_HOTK_FILE "eeepc"
+#define EEEPC_HOTK_CLASS "hotkey"
+#define EEEPC_HOTK_DEVICE_NAME "Hotkey"
+#define EEEPC_HOTK_HID "ASUS010"
+
+#define EEEPC_LOG EEEPC_HOTK_FILE ": "
+#define EEEPC_ERR KERN_ERR EEEPC_LOG
+#define EEEPC_WARNING KERN_WARNING EEEPC_LOG
+#define EEEPC_NOTICE KERN_NOTICE EEEPC_LOG
+#define EEEPC_INFO KERN_INFO EEEPC_LOG
+
+/*
+ * Definitions for Asus EeePC
+ */
+#define NOTIFY_WLAN_ON 0x10
+
+enum {
+ DISABLE_ASL_WLAN = 0x0001,
+ DISABLE_ASL_BLUETOOTH = 0x0002,
+ DISABLE_ASL_IRDA = 0x0004,
+ DISABLE_ASL_CAMERA = 0x0008,
+ DISABLE_ASL_TV = 0x0010,
+ DISABLE_ASL_GPS = 0x0020,
+ DISABLE_ASL_DISPLAYSWITCH = 0x0040,
+ DISABLE_ASL_MODEM = 0x0080,
+ DISABLE_ASL_CARDREADER = 0x0100
+};
+
+enum {
+ CM_ASL_WLAN = 0,
+ CM_ASL_BLUETOOTH,
+ CM_ASL_IRDA,
+ CM_ASL_1394,
+ CM_ASL_CAMERA,
+ CM_ASL_TV,
+ CM_ASL_GPS,
+ CM_ASL_DVDROM,
+ CM_ASL_DISPLAYSWITCH,
+ CM_ASL_PANELBRIGHT,
+ CM_ASL_BIOSFLASH,
+ CM_ASL_ACPIFLASH,
+ CM_ASL_CPUFV,
+ CM_ASL_CPUTEMPERATURE,
+ CM_ASL_FANCPU,
+ CM_ASL_FANCHASSIS,
+ CM_ASL_USBPORT1,
+ CM_ASL_USBPORT2,
+ CM_ASL_USBPORT3,
+ CM_ASL_MODEM,
+ CM_ASL_CARDREADER,
+ CM_ASL_LID
+};
+
+const char *cm_getv[] = {
+ "WLDG", NULL, NULL, NULL,
+ "CAMG", NULL, NULL, NULL,
+ NULL, "PBLG", NULL, NULL,
+ "CFVG", NULL, NULL, NULL,
+ "USBG", NULL, NULL, "MODG",
+ "CRDG", "LIDG"
+};
+
+const char *cm_setv[] = {
+ "WLDS", NULL, NULL, NULL,
+ "CAMS", NULL, NULL, NULL,
+ "SDSP", "PBLS", "HDPS", NULL,
+ "CFVS", NULL, NULL, NULL,
+ "USBG", NULL, NULL, "MODS",
+ "CRDS", NULL
+};
+
+/*
+ * This is the main structure, we can use it to store useful information
+ * about the hotk device
+ */
+struct eeepc_hotk {
+ struct acpi_device *device; /* the device we are in */
+ acpi_handle handle; /* the handle of the hotk device */
+ u32 cm_supported; /* the control methods supported
+ by this BIOS */
+ uint init_flag; /* Init flags */
+ u16 event_count[128]; /* count for each event */
+};
+
+/* The actual device the driver binds to */
+static struct eeepc_hotk *ehotk;
+
+/* Platform device/driver */
+static struct platform_driver platform_driver = {
+ .driver = {
+ .name = EEEPC_HOTK_FILE,
+ .owner = THIS_MODULE,
+ }
+};
+
+static struct platform_device *platform_device;
+
+/*
+ * The hotkey driver declaration
+ */
+static int eeepc_hotk_add(struct acpi_device *device);
+static int eeepc_hotk_remove(struct acpi_device *device, int type);
+
+static const struct acpi_device_id eeepc_device_ids[] = {
+ {EEEPC_HOTK_HID, 0},
+ {"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, eeepc_device_ids);
+
+static struct acpi_driver eeepc_hotk_driver = {
+ .name = EEEPC_HOTK_NAME,
+ .class = EEEPC_HOTK_CLASS,
+ .ids = eeepc_device_ids,
+ .ops = {
+ .add = eeepc_hotk_add,
+ .remove = eeepc_hotk_remove,
+ },
+};
+
+MODULE_AUTHOR("Corentin Chary, Eric Cooper");
+MODULE_DESCRIPTION(EEEPC_HOTK_NAME);
+MODULE_LICENSE("GPL");
+
+/*
+ * ACPI Helpers
+ */
+static int write_acpi_int(acpi_handle handle, const char *method, int val,
+ struct acpi_buffer *output)
+{
+ struct acpi_object_list params;
+ union acpi_object in_obj;
+ acpi_status status;
+
+ params.count = 1;
+ params.pointer = &in_obj;
+ in_obj.type = ACPI_TYPE_INTEGER;
+ in_obj.integer.value = val;
+
+ status = acpi_evaluate_object(handle, (char *)method, ¶ms, output);
+ return (status == AE_OK ? 0 : -1);
+}
+
+static int read_acpi_int(acpi_handle handle, const char *method, int *val)
+{
+ acpi_status status;
+ ulong result;
+
+ status = acpi_evaluate_integer(handle, (char *)method, NULL, &result);
+ if (ACPI_FAILURE(status)) {
+ *val = -1;
+ return -1;
+ } else {
+ *val = result;
+ return 0;
+ }
+}
+
+static int set_acpi(int cm, int value)
+{
+ if (ehotk->cm_supported & (0x1 << cm)) {
+ const char *method = cm_setv[cm];
+ if (method == NULL)
+ return -ENODEV;
+ if (write_acpi_int(ehotk->handle, method, value, NULL))
+ printk(EEEPC_WARNING "Error writing %s\n", method);
+ }
+ return 0;
+}
+
+static int get_acpi(int cm)
+{
+ int value = -1;
+ if ((ehotk->cm_supported & (0x1 << cm))) {
+ const char *method = cm_getv[cm];
+ if (method == NULL)
+ return -ENODEV;
+ if (read_acpi_int(ehotk->handle, method, &value))
+ printk(EEEPC_WARNING "Error reading %s\n", method);
+ }
+ return value;
+}
+
+/*
+ * Sys helpers
+ */
+static int parse_arg(const char *buf, unsigned long count, int *val)
+{
+ if (!count)
+ return 0;
+ if (sscanf(buf, "%i", val) != 1)
+ return -EINVAL;
+ return count;
+}
+
+static ssize_t store_sys_acpi(int cm, const char *buf, size_t count)
+{
+ int rv, value;
+
+ rv = parse_arg(buf, count, &value);
+ if (rv > 0)
+ set_acpi(cm, value);
+ return rv;
+}
+
+static ssize_t show_sys_acpi(int cm, char *buf)
+{
+ return sprintf(buf, "%d\n", get_acpi(cm));
+}
+
+#define EEEPC_CREATE_DEVICE_ATTR(_name, _cm) \
+ static ssize_t show_##_name(struct device *dev, \
+ struct device_attribute *attr, \
+ char *buf) \
+ { \
+ return show_sys_acpi(_cm, buf); \
+ } \
+ static ssize_t store_##_name(struct device *dev, \
+ struct device_attribute *attr, \
+ const char *buf, size_t count) \
+ { \
+ return store_sys_acpi(_cm, buf, count); \
+ } \
+ static struct device_attribute dev_attr_##_name = { \
+ .attr = { \
+ .name = __stringify(_name), \
+ .mode = 0644 }, \
+ .show = show_##_name, \
+ .store = store_##_name, \
+ }
+
+EEEPC_CREATE_DEVICE_ATTR(camera, CM_ASL_CAMERA);
+EEEPC_CREATE_DEVICE_ATTR(cardr, CM_ASL_CARDREADER);
+EEEPC_CREATE_DEVICE_ATTR(disp, CM_ASL_DISPLAYSWITCH);
+EEEPC_CREATE_DEVICE_ATTR(wlan, CM_ASL_WLAN);
+
+static struct attribute *platform_attributes[] = {
+ &dev_attr_camera.attr,
+ &dev_attr_cardr.attr,
+ &dev_attr_disp.attr,
+ &dev_attr_wlan.attr,
+ NULL
+};
+
+static struct attribute_group platform_attribute_group = {
+ .attrs = platform_attributes
+};
+
+/*
+ * Hotkey functions
+ */
+static int eeepc_hotk_check(void)
+{
+ struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+ int result;
+
+ result = acpi_bus_get_status(ehotk->device);
+ if (result)
+ return result;
+ if (ehotk->device->status.present) {
+ if (write_acpi_int(ehotk->handle, "INIT", ehotk->init_flag,
+ &buffer)) {
+ printk(EEEPC_ERR "Hotkey initialization failed\n");
+ return -ENODEV;
+ } else {
+ printk(EEEPC_NOTICE "Hotkey init flags 0x%x\n",
+ ehotk->init_flag);
+ }
+ /* get control methods supported */
+ if (read_acpi_int(ehotk->handle, "CMSG"
+ , &ehotk->cm_supported)) {
+ printk(EEEPC_ERR
+ "Get control methods supported failed\n");
+ return -ENODEV;
+ } else {
+ printk(EEEPC_INFO
+ "Get control methods supported: 0x%x\n",
+ ehotk->cm_supported);
+ }
+ } else {
+ printk(EEEPC_ERR "Hotkey device not present, aborting\n");
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static void notify_wlan(u32 *event)
+{
+ /* if DISABLE_ASL_WLAN is set, the notify code for fn+f2
+ will always be 0x10 */
+ if (ehotk->cm_supported & (0x1 << CM_ASL_WLAN)) {
+ const char *method = cm_getv[CM_ASL_WLAN];
+ int value;
+ if (read_acpi_int(ehotk->handle, method, &value))
+ printk(EEEPC_WARNING "Error reading %s\n",
+ method);
+ else if (value == 1)
+ *event = 0x11;
+ }
+}
+
+static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
+{
+ if (!ehotk)
+ return;
+ if (event == NOTIFY_WLAN_ON && (DISABLE_ASL_WLAN & ehotk->init_flag))
+ notify_wlan(&event);
+ acpi_bus_generate_proc_event(ehotk->device, event,
+ ehotk->event_count[event % 128]++);
+}
+
+static int eeepc_hotk_add(struct acpi_device *device)
+{
+ acpi_status status = AE_OK;
+ int result;
+
+ if (!device)
+ return -EINVAL;
+ printk(EEEPC_NOTICE EEEPC_HOTK_NAME "\n");
+ ehotk = kzalloc(sizeof(struct eeepc_hotk), GFP_KERNEL);
+ if (!ehotk)
+ return -ENOMEM;
+ ehotk->init_flag = DISABLE_ASL_WLAN | DISABLE_ASL_DISPLAYSWITCH;
+ ehotk->handle = device->handle;
+ strcpy(acpi_device_name(device), EEEPC_HOTK_DEVICE_NAME);
+ strcpy(acpi_device_class(device), EEEPC_HOTK_CLASS);
+ acpi_driver_data(device) = ehotk;
+ ehotk->device = device;
+ result = eeepc_hotk_check();
+ if (result)
+ goto end;
+ status = acpi_install_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
+ eeepc_hotk_notify, ehotk);
+ if (ACPI_FAILURE(status))
+ printk(EEEPC_ERR "Error installing notify handler\n");
+ end:
+ if (result) {
+ kfree(ehotk);
+ ehotk = NULL;
+ }
+ return result;
+}
+
+static int eeepc_hotk_remove(struct acpi_device *device, int type)
+{
+ acpi_status status = 0;
+
+ if (!device || !acpi_driver_data(device))
+ return -EINVAL;
+ status = acpi_remove_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
+ eeepc_hotk_notify);
+ if (ACPI_FAILURE(status))
+ printk(EEEPC_ERR "Error removing notify handler\n");
+ kfree(ehotk);
+ return 0;
+}
+
+/*
+ * exit/init
+ */
+static void __exit eeepc_laptop_exit(void)
+{
+ acpi_bus_unregister_driver(&eeepc_hotk_driver);
+ sysfs_remove_group(&platform_device->dev.kobj,
+ &platform_attribute_group);
+ platform_device_unregister(platform_device);
+ platform_driver_unregister(&platform_driver);
+}
+
+static int __init eeepc_laptop_init(void)
+{
+ struct device *dev;
+ int result;
+
+ if (acpi_disabled)
+ return -ENODEV;
+ result = acpi_bus_register_driver(&eeepc_hotk_driver);
+ if (result < 0)
+ return result;
+ if (!ehotk) {
+ acpi_bus_unregister_driver(&eeepc_hotk_driver);
+ return -ENODEV;
+ }
+ dev = acpi_get_physical_device(ehotk->device->handle);
+ /* Register platform stuff */
+ result = platform_driver_register(&platform_driver);
+ if (result)
+ goto fail_platform_driver;
+ platform_device = platform_device_alloc(EEEPC_HOTK_FILE, -1);
+ if (!platform_device) {
+ result = -ENOMEM;
+ goto fail_platform_device1;
+ }
+ result = platform_device_add(platform_device);
+ if (result)
+ goto fail_platform_device2;
+ result = sysfs_create_group(&platform_device->dev.kobj,
+ &platform_attribute_group);
+ if (result)
+ goto fail_sysfs;
+ return 0;
+fail_sysfs:
+ platform_device_del(platform_device);
+fail_platform_device2:
+ platform_device_put(platform_device);
+fail_platform_device1:
+ platform_driver_unregister(&platform_driver);
+fail_platform_driver:
+ return result;
+}
+
+module_init(eeepc_laptop_init);
+module_exit(eeepc_laptop_exit);
linux-2.6-eeepc-laptop-fan.patch:
--- NEW FILE linux-2.6-eeepc-laptop-fan.patch ---
From: Corentin Chary <corentincj at iksaif.net>
Date: Thu, 13 Mar 2008 11:57:18 +0000 (+0100)
Subject: eeepc-laptop: add hwmon fan control
X-Git-Tag: v2.6.26-rc1~101^2~1^6
X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git;a=commitdiff_plain;h=e1faa9da284d14487ed4280b4e87cfde8e1539af
eeepc-laptop: add hwmon fan control
Adds an hwmon interface to control the fan.
Signed-off-by: Corentin Chary <corentincj at iksaif.net>
Signed-off-by: Len Brown <len.brown at intel.com>
---
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 01b7deb..7a4869a 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -356,6 +356,7 @@ config EEEPC_LAPTOP
depends on X86
depends on ACPI
depends on BACKLIGHT_CLASS_DEVICE
+ depends on HWMON
depends on EXPERIMENTAL
---help---
This driver supports the Fn-Fx keys on Eee PC laptops.
diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
index 2b59b7e..6d72760 100644
--- a/drivers/misc/eeepc-laptop.c
+++ b/drivers/misc/eeepc-laptop.c
@@ -23,6 +23,8 @@
#include <linux/platform_device.h>
#include <linux/backlight.h>
#include <linux/fb.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
#include <linux/uaccess.h>
@@ -103,6 +105,15 @@ const char *cm_setv[] = {
"CRDS", NULL
};
+#define EEEPC_EC "\\_SB.PCI0.SBRG.EC0."
+
+#define EEEPC_EC_FAN_PWM EEEPC_EC "SC02" /* Fan PWM duty cycle (%) */
+#define EEEPC_EC_SC02 0x63
+#define EEEPC_EC_FAN_HRPM EEEPC_EC "SC05" /* High byte, fan speed (RPM) */
+#define EEEPC_EC_FAN_LRPM EEEPC_EC "SC06" /* Low byte, fan speed (RPM) */
+#define EEEPC_EC_FAN_CTRL EEEPC_EC "SFB3" /* Byte containing SF25 */
+#define EEEPC_EC_SFB3 0xD3
+
/*
* This is the main structure, we can use it to store useful information
* about the hotk device
@@ -154,6 +165,9 @@ static struct acpi_driver eeepc_hotk_driver = {
/* The backlight device /sys/class/backlight */
static struct backlight_device *eeepc_backlight_device;
+/* The hwmon device */
+static struct device *eeepc_hwmon_device;
+
/*
* The backlight class declaration
*/
@@ -429,6 +443,100 @@ static int eeepc_hotk_remove(struct acpi_device *device, int type)
}
/*
+ * Hwmon
+ */
+static int eeepc_get_fan_pwm(void)
+{
+ int value = 0;
+
+ read_acpi_int(NULL, EEEPC_EC_FAN_PWM, &value);
+ return (value);
+}
+
+static void eeepc_set_fan_pwm(int value)
+{
+ value = SENSORS_LIMIT(value, 0, 100);
+ ec_write(EEEPC_EC_SC02, value);
+}
+
+static int eeepc_get_fan_rpm(void)
+{
+ int high = 0;
+ int low = 0;
+
+ read_acpi_int(NULL, EEEPC_EC_FAN_HRPM, &high);
+ read_acpi_int(NULL, EEEPC_EC_FAN_LRPM, &low);
+ return (high << 8 | low);
+}
+
+static int eeepc_get_fan_ctrl(void)
+{
+ int value = 0;
+
+ read_acpi_int(NULL, EEEPC_EC_FAN_CTRL, &value);
+ return ((value & 0x02 ? 1 : 0));
+}
+
+static void eeepc_set_fan_ctrl(int manual)
+{
+ int value = 0;
+
+ read_acpi_int(NULL, EEEPC_EC_FAN_CTRL, &value);
+ if (manual)
+ value |= 0x02;
+ else
+ value &= ~0x02;
+ ec_write(EEEPC_EC_SFB3, value);
+}
+
+static ssize_t store_sys_hwmon(void (*set)(int), const char *buf, size_t count)
+{
+ int rv, value;
+
+ rv = parse_arg(buf, count, &value);
+ if (rv > 0)
+ set(value);
+ return rv;
+}
+
+static ssize_t show_sys_hwmon(int (*get)(void), char *buf)
+{
+ return sprintf(buf, "%d\n", get());
+}
+
+#define EEEPC_CREATE_SENSOR_ATTR(_name, _mode, _set, _get) \
+ static ssize_t show_##_name(struct device *dev, \
+ struct device_attribute *attr, \
+ char *buf) \
+ { \
+ return show_sys_hwmon(_set, buf); \
+ } \
+ static ssize_t store_##_name(struct device *dev, \
+ struct device_attribute *attr, \
+ const char *buf, size_t count) \
+ { \
+ return store_sys_hwmon(_get, buf, count); \
+ } \
+ static SENSOR_DEVICE_ATTR(_name, _mode, show_##_name, store_##_name, 0);
+
+EEEPC_CREATE_SENSOR_ATTR(fan1_input, S_IRUGO, eeepc_get_fan_rpm, NULL);
+EEEPC_CREATE_SENSOR_ATTR(fan1_pwm, S_IRUGO | S_IWUSR,
+ eeepc_get_fan_pwm, eeepc_set_fan_pwm);
+EEEPC_CREATE_SENSOR_ATTR(pwm1_enable, S_IRUGO | S_IWUSR,
+ eeepc_get_fan_ctrl, eeepc_set_fan_ctrl);
+
+static struct attribute *hwmon_attributes[] = {
+ &sensor_dev_attr_fan1_pwm.dev_attr.attr,
+ &sensor_dev_attr_fan1_input.dev_attr.attr,
+ &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ NULL
+};
+
+static struct attribute_group hwmon_attribute_group = {
+ .attrs = hwmon_attributes
+};
+
+/*
* exit/init
*/
static void eeepc_backlight_exit(void)
@@ -438,9 +546,23 @@ static void eeepc_backlight_exit(void)
eeepc_backlight_device = NULL;
}
+static void eeepc_hwmon_exit(void)
+{
+ struct device *hwmon;
+
+ hwmon = eeepc_hwmon_device;
+ if (!hwmon)
+ return ;
+ hwmon_device_unregister(hwmon);
+ sysfs_remove_group(&hwmon->kobj,
+ &hwmon_attribute_group);
+ eeepc_hwmon_device = NULL;
+}
+
static void __exit eeepc_laptop_exit(void)
{
eeepc_backlight_exit();
+ eeepc_hwmon_exit();
acpi_bus_unregister_driver(&eeepc_hotk_driver);
sysfs_remove_group(&platform_device->dev.kobj,
&platform_attribute_group);
@@ -468,6 +590,26 @@ static int eeepc_backlight_init(struct device *dev)
return 0;
}
+static int eeepc_hwmon_init(struct device *dev)
+{
+ struct device *hwmon;
+ int result;
+
+ hwmon = hwmon_device_register(dev);
+ if (IS_ERR(hwmon)) {
+ printk(EEEPC_ERR
+ "Could not register eeepc hwmon device\n");
+ eeepc_hwmon_device = NULL;
+ return PTR_ERR(hwmon);
+ }
+ eeepc_hwmon_device = hwmon;
+ result = sysfs_create_group(&hwmon->kobj,
+ &hwmon_attribute_group);
+ if (result)
+ eeepc_hwmon_exit();
+ return result;
+}
+
static int __init eeepc_laptop_init(void)
{
struct device *dev;
@@ -486,6 +628,9 @@ static int __init eeepc_laptop_init(void)
result = eeepc_backlight_init(dev);
if (result)
goto fail_backlight;
+ result = eeepc_hwmon_init(dev);
+ if (result)
+ goto fail_hwmon;
/* Register platform stuff */
result = platform_driver_register(&platform_driver);
if (result)
@@ -510,6 +655,8 @@ fail_platform_device2:
fail_platform_device1:
platform_driver_unregister(&platform_driver);
fail_platform_driver:
+ eeepc_hwmon_exit();
+fail_hwmon:
eeepc_backlight_exit();
fail_backlight:
return result;
Index: config-x86-generic
===================================================================
RCS file: /cvs/pkgs/rpms/kernel/F-9/config-x86-generic,v
retrieving revision 1.33
retrieving revision 1.34
diff -u -r1.33 -r1.34
--- config-x86-generic 22 May 2008 20:31:39 -0000 1.33
+++ config-x86-generic 14 Jun 2008 08:16:43 -0000 1.34
@@ -303,7 +303,7 @@
# CONFIG_SGI_IOC4 is not set
CONFIG_ASUS_LAPTOP=m
-CONFIG_EEEPC=m
+CONFIG_EEEPC_LAPTOP=m
CONFIG_FUJITSU_LAPTOP=m
CONFIG_MSI_LAPTOP=m
CONFIG_SONY_LAPTOP=m
Index: config-x86_64-generic
===================================================================
RCS file: /cvs/pkgs/rpms/kernel/F-9/config-x86_64-generic,v
retrieving revision 1.32
retrieving revision 1.33
diff -u -r1.32 -r1.33
--- config-x86_64-generic 22 May 2008 20:31:39 -0000 1.32
+++ config-x86_64-generic 14 Jun 2008 08:16:43 -0000 1.33
@@ -96,7 +96,7 @@
CONFIG_ACPI_PROC_EVENT=y
CONFIG_ASUS_LAPTOP=m
-CONFIG_EEEPC=m
+CONFIG_EEEPC_LAPTOP=m
CONFIG_FUJITSU_LAPTOP=m
CONFIG_MSI_LAPTOP=m
CONFIG_SONY_LAPTOP=m
Index: kernel.spec
===================================================================
RCS file: /cvs/pkgs/rpms/kernel/F-9/kernel.spec,v
retrieving revision 1.680
retrieving revision 1.681
diff -u -r1.680 -r1.681
--- kernel.spec 14 Jun 2008 07:59:23 -0000 1.680
+++ kernel.spec 14 Jun 2008 08:16:43 -0000 1.681
@@ -647,8 +647,10 @@
Patch768: linux-2.6-acpi-fix-sizeof.patch
Patch769: linux-2.6-acpi-fix-error-with-external-methods.patch
-# acpi hotkey driver for asus eeepc
-Patch784: linux-2.6-acpi-eeepc-hotkey.patch
+# eeepc-laptop driver from 2.6.26
+Patch784: linux-2.6-eeepc-laptop-base.patch
+Patch785: linux-2.6-eeepc-laptop-backlight.patch
+Patch786: linux-2.6-eeepc-laptop-fan.patch
Patch1101: linux-2.6-default-mmf_dump_elf_headers.patch
Patch1400: linux-2.6-smarter-relatime.patch
@@ -1099,8 +1101,10 @@
# acpi has a bug in the sizeof function causing thermal panics (from 2.6.26)
ApplyPatch linux-2.6-acpi-fix-sizeof.patch
ApplyPatch linux-2.6-acpi-fix-error-with-external-methods.patch
-# eeepc hotkey support
-ApplyPatch linux-2.6-acpi-eeepc-hotkey.patch
+# eeepc-laptop driver from 2.6.26
+ApplyPatch linux-2.6-eeepc-laptop-base.patch
+ApplyPatch linux-2.6-eeepc-laptop-backlight.patch
+ApplyPatch linux-2.6-eeepc-laptop-fan.patch
# Various low-impact patches to aid debugging.
ApplyPatch linux-2.6-debug-sizeof-structs.patch
@@ -1849,6 +1853,9 @@
%kernel_variant_files -a /%{image_install_path}/xen*-%{KVERREL}.xen -e /etc/ld.so.conf.d/kernelcap-%{KVERREL}.xen.conf %{with_xen} xen
%changelog
+* Sat Jun 15 2008 Chuck Ebbert <cebbert at redhat.com> 2.6.25.6-62
+- Replace eeepc driver with upstream eeepc_laptop driver.
+
* Sat Jun 15 2008 Chuck Ebbert <cebbert at redhat.com> 2.6.25.6-61
- Enable Controller Area Networking (F8#451179)
--- linux-2.6-acpi-eeepc-hotkey.patch DELETED ---
- Previous message (by thread): rpms/kernel/devel Makefile, 1.73, 1.74 config-debug, 1.13, 1.14 config-generic, 1.112, 1.113 config-nodebug, 1.15, 1.16 kernel.spec, 1.692, 1.693
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