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-rw-r--r--drivers/macintosh/Kconfig32
-rw-r--r--drivers/macintosh/Makefile4
-rw-r--r--drivers/macintosh/adb.c4
-rw-r--r--drivers/macintosh/adbhid.c31
-rw-r--r--drivers/macintosh/apm_emu.c1
-rw-r--r--drivers/macintosh/mac_hid.c1
-rw-r--r--drivers/macintosh/macio_asic.c5
-rw-r--r--drivers/macintosh/macio_sysfs.c1
-rw-r--r--drivers/macintosh/mediabay.c1
-rw-r--r--drivers/macintosh/smu.c5
-rw-r--r--drivers/macintosh/therm_adt746x.c1
-rw-r--r--drivers/macintosh/therm_pm72.c1
-rw-r--r--drivers/macintosh/therm_pm72.h2
-rw-r--r--drivers/macintosh/therm_windtunnel.c1
-rw-r--r--drivers/macintosh/via-cuda.c1
-rw-r--r--drivers/macintosh/via-pmu-backlight.c150
-rw-r--r--drivers/macintosh/via-pmu-event.c80
-rw-r--r--drivers/macintosh/via-pmu-event.h8
-rw-r--r--drivers/macintosh/via-pmu-led.c144
-rw-r--r--drivers/macintosh/via-pmu.c133
-rw-r--r--drivers/macintosh/windfarm_cpufreq_clamp.c1
21 files changed, 462 insertions, 145 deletions
diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
index 12ad462737b..54f3f6b94ef 100644
--- a/drivers/macintosh/Kconfig
+++ b/drivers/macintosh/Kconfig
@@ -78,6 +78,18 @@ config ADB_PMU
this device; you should do so if your machine is one of those
mentioned above.
+config ADB_PMU_LED
+ bool "Support for the Power/iBook front LED"
+ depends on ADB_PMU
+ select NEW_LEDS
+ select LEDS_CLASS
+ help
+ Support the front LED on Power/iBooks as a generic LED that can
+ be triggered by any of the supported triggers. To get the
+ behaviour of the old CONFIG_BLK_DEV_IDE_PMAC_BLINK, select this
+ and the ide-disk LED trigger and configure appropriately through
+ sysfs.
+
config PMAC_SMU
bool "Support for SMU based PowerMacs"
depends on PPC_PMAC64
@@ -99,17 +111,22 @@ config PMAC_MEDIABAY
devices are not fully supported in the bay as I never had one to
try with
-# made a separate option since backlight may end up beeing used
-# on non-powerbook machines (but only on PMU based ones AFAIK)
config PMAC_BACKLIGHT
bool "Backlight control for LCD screens"
depends on ADB_PMU && (BROKEN || !PPC64)
help
- Say Y here to build in code to manage the LCD backlight on a
- Macintosh PowerBook. With this code, the backlight will be turned
- on and off appropriately on power-management and lid-open/lid-closed
- events; also, the PowerBook button device will be enabled so you can
- change the screen brightness.
+ Say Y here to enable Macintosh specific extensions of the generic
+ backlight code. With this enabled, the brightness keys on older
+ PowerBooks will be enabled so you can change the screen brightness.
+ Newer models should use an userspace daemon like pbbuttonsd.
+
+config PMAC_BACKLIGHT_LEGACY
+ bool "Provide legacy ioctl's on /dev/pmu for the backlight"
+ depends on PMAC_BACKLIGHT && (BROKEN || !PPC64)
+ help
+ Say Y if you want to enable legacy ioctl's on /dev/pmu. This is for
+ programs which use this old interface. New and updated programs
+ should use the backlight classes in sysfs.
config ADB_MACIO
bool "Include MacIO (CHRP) ADB driver"
@@ -171,6 +188,7 @@ config THERM_PM72
config WINDFARM
tristate "New PowerMac thermal control infrastructure"
+ depends on PPC
config WINDFARM_PM81
tristate "Support for thermal management on iMac G5"
diff --git a/drivers/macintosh/Makefile b/drivers/macintosh/Makefile
index 6081acdea40..b53d45f87b0 100644
--- a/drivers/macintosh/Makefile
+++ b/drivers/macintosh/Makefile
@@ -11,7 +11,9 @@ obj-$(CONFIG_MAC_EMUMOUSEBTN) += mac_hid.o
obj-$(CONFIG_INPUT_ADBHID) += adbhid.o
obj-$(CONFIG_ANSLCD) += ans-lcd.o
-obj-$(CONFIG_ADB_PMU) += via-pmu.o
+obj-$(CONFIG_ADB_PMU) += via-pmu.o via-pmu-event.o
+obj-$(CONFIG_ADB_PMU_LED) += via-pmu-led.o
+obj-$(CONFIG_PMAC_BACKLIGHT) += via-pmu-backlight.o
obj-$(CONFIG_ADB_CUDA) += via-cuda.o
obj-$(CONFIG_PMAC_APM_EMU) += apm_emu.o
obj-$(CONFIG_PMAC_SMU) += smu.o
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index 259fd8973ce..360f93f6fcd 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -16,7 +16,6 @@
* - move bus probe to a kernel thread
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>
@@ -36,7 +35,6 @@
#include <linux/spinlock.h>
#include <linux/completion.h>
#include <linux/device.h>
-#include <linux/devfs_fs_kernel.h>
#include <asm/uaccess.h>
#include <asm/semaphore.h>
@@ -904,8 +902,6 @@ adbdev_init(void)
return;
}
- devfs_mk_cdev(MKDEV(ADB_MAJOR, 0), S_IFCHR | S_IRUSR | S_IWUSR, "adb");
-
adb_dev_class = class_create(THIS_MODULE, "adb");
if (IS_ERR(adb_dev_class))
return;
diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c
index 394334ec576..545be1ed692 100644
--- a/drivers/macintosh/adbhid.c
+++ b/drivers/macintosh/adbhid.c
@@ -34,7 +34,6 @@
* Move to syfs
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
@@ -179,7 +178,7 @@ u8 adb_to_linux_keycodes[128] = {
/* 0x65 */ KEY_F9, /* 67 */
/* 0x66 */ KEY_HANJA, /* 123 */
/* 0x67 */ KEY_F11, /* 87 */
- /* 0x68 */ KEY_HANGUEL, /* 122 */
+ /* 0x68 */ KEY_HANGEUL, /* 122 */
/* 0x69 */ KEY_SYSRQ, /* 99 */
/* 0x6a */ 0,
/* 0x6b */ KEY_SCROLLLOCK, /* 70 */
@@ -503,9 +502,7 @@ adbhid_buttons_input(unsigned char *data, int nb, struct pt_regs *regs, int auto
case 0x1f: /* Powerbook button device */
{
int down = (data[1] == (data[1] & 0xf));
-#ifdef CONFIG_PMAC_BACKLIGHT
- int backlight = get_backlight_level();
-#endif
+
/*
* XXX: Where is the contrast control for the passive?
* -- Cort
@@ -530,29 +527,17 @@ adbhid_buttons_input(unsigned char *data, int nb, struct pt_regs *regs, int auto
case 0xa: /* brightness decrease */
#ifdef CONFIG_PMAC_BACKLIGHT
- if (!disable_kernel_backlight) {
- if (down && backlight >= 0) {
- if (backlight > BACKLIGHT_OFF)
- set_backlight_level(backlight-1);
- else
- set_backlight_level(BACKLIGHT_OFF);
- }
- }
-#endif /* CONFIG_PMAC_BACKLIGHT */
+ if (!disable_kernel_backlight && down)
+ pmac_backlight_key_down();
+#endif
input_report_key(adbhid[id]->input, KEY_BRIGHTNESSDOWN, down);
break;
case 0x9: /* brightness increase */
#ifdef CONFIG_PMAC_BACKLIGHT
- if (!disable_kernel_backlight) {
- if (down && backlight >= 0) {
- if (backlight < BACKLIGHT_MAX)
- set_backlight_level(backlight+1);
- else
- set_backlight_level(BACKLIGHT_MAX);
- }
- }
-#endif /* CONFIG_PMAC_BACKLIGHT */
+ if (!disable_kernel_backlight && down)
+ pmac_backlight_key_up();
+#endif
input_report_key(adbhid[id]->input, KEY_BRIGHTNESSUP, down);
break;
diff --git a/drivers/macintosh/apm_emu.c b/drivers/macintosh/apm_emu.c
index e5a2bbf9939..1293876a2eb 100644
--- a/drivers/macintosh/apm_emu.c
+++ b/drivers/macintosh/apm_emu.c
@@ -18,7 +18,6 @@
*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/poll.h>
diff --git a/drivers/macintosh/mac_hid.c b/drivers/macintosh/mac_hid.c
index a66636116f0..6b129eef798 100644
--- a/drivers/macintosh/mac_hid.c
+++ b/drivers/macintosh/mac_hid.c
@@ -8,7 +8,6 @@
* This file will soon be removed in favor of an uinput userspace tool.
*/
-#include <linux/config.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
#include <linux/sysctl.h>
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 431bd37225a..40ae7b6a939 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -17,7 +17,6 @@
* sub-devices.
*/
-#include <linux/config.h>
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/pci.h>
@@ -428,10 +427,10 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
/* MacIO itself has a different reg, we use it's PCI base */
if (np == chip->of_node) {
- sprintf(dev->ofdev.dev.bus_id, "%1d.%08lx:%.*s",
+ sprintf(dev->ofdev.dev.bus_id, "%1d.%08x:%.*s",
chip->lbus.index,
#ifdef CONFIG_PCI
- pci_resource_start(chip->lbus.pdev, 0),
+ (unsigned int)pci_resource_start(chip->lbus.pdev, 0),
#else
0, /* NuBus may want to do something better here */
#endif
diff --git a/drivers/macintosh/macio_sysfs.c b/drivers/macintosh/macio_sysfs.c
index 7f7d4eaca87..cae24a13526 100644
--- a/drivers/macintosh/macio_sysfs.c
+++ b/drivers/macintosh/macio_sysfs.c
@@ -1,4 +1,3 @@
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/stat.h>
#include <asm/macio.h>
diff --git a/drivers/macintosh/mediabay.c b/drivers/macintosh/mediabay.c
index 53c1c790941..0acf2f7fd9d 100644
--- a/drivers/macintosh/mediabay.c
+++ b/drivers/macintosh/mediabay.c
@@ -10,7 +10,6 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index f4516ca7aa3..ff6d9bfdc3d 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -19,7 +19,6 @@
* the userland interface
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/device.h>
@@ -556,7 +555,7 @@ static int smu_late_init(void)
if (smu->db_irq != NO_IRQ) {
if (request_irq(smu->db_irq, smu_db_intr,
- SA_SHIRQ, "SMU doorbell", smu) < 0) {
+ IRQF_SHARED, "SMU doorbell", smu) < 0) {
printk(KERN_WARNING "SMU: can't "
"request interrupt %d\n",
smu->db_irq);
@@ -566,7 +565,7 @@ static int smu_late_init(void)
if (smu->msg_irq != NO_IRQ) {
if (request_irq(smu->msg_irq, smu_msg_intr,
- SA_SHIRQ, "SMU message", smu) < 0) {
+ IRQF_SHARED, "SMU message", smu) < 0) {
printk(KERN_WARNING "SMU: can't "
"request interrupt %d\n",
smu->msg_irq);
diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c
index 5282fec1707..7f86478bdd3 100644
--- a/drivers/macintosh/therm_adt746x.c
+++ b/drivers/macintosh/therm_adt746x.c
@@ -9,7 +9,6 @@
*
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/errno.h>
diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c
index 231146f439d..c1fe0b368f7 100644
--- a/drivers/macintosh/therm_pm72.c
+++ b/drivers/macintosh/therm_pm72.c
@@ -97,7 +97,6 @@
*
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/errno.h>
diff --git a/drivers/macintosh/therm_pm72.h b/drivers/macintosh/therm_pm72.h
index c17e61f9c41..fc7e9b7ecaf 100644
--- a/drivers/macintosh/therm_pm72.h
+++ b/drivers/macintosh/therm_pm72.h
@@ -93,7 +93,7 @@ static char * critical_overtemp_path = "/sbin/critical_overtemp";
* 0. This appear to be safe enough for this first version
* of the driver, though I would accept any clean patch
* doing a better use of the device-tree without turning the
- * while i2c registration mecanism into a racy mess
+ * while i2c registration mechanism into a racy mess
*
* Note: Xserve changed this. We have some bits on the K2 bus,
* which I arbitrarily set to 0x200. Ultimately, we really want
diff --git a/drivers/macintosh/therm_windtunnel.c b/drivers/macintosh/therm_windtunnel.c
index 3d9dd2e166a..c7d1c290cb0 100644
--- a/drivers/macintosh/therm_windtunnel.c
+++ b/drivers/macintosh/therm_windtunnel.c
@@ -27,7 +27,6 @@
*
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/errno.h>
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index 2d9d7915040..6501db50fb8 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -9,7 +9,6 @@
* Copyright (C) 1996 Paul Mackerras.
*/
#include <stdarg.h>
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>
diff --git a/drivers/macintosh/via-pmu-backlight.c b/drivers/macintosh/via-pmu-backlight.c
new file mode 100644
index 00000000000..b42d05f2aaf
--- /dev/null
+++ b/drivers/macintosh/via-pmu-backlight.c
@@ -0,0 +1,150 @@
+/*
+ * Backlight code for via-pmu
+ *
+ * Copyright (C) 1998 Paul Mackerras and Fabio Riccardi.
+ * Copyright (C) 2001-2002 Benjamin Herrenschmidt
+ * Copyright (C) 2006 Michael Hanselmann <linux-kernel@hansmi.ch>
+ *
+ */
+
+#include <asm/ptrace.h>
+#include <linux/adb.h>
+#include <linux/pmu.h>
+#include <asm/backlight.h>
+#include <asm/prom.h>
+
+#define MAX_PMU_LEVEL 0xFF
+
+static struct device_node *vias;
+static struct backlight_properties pmu_backlight_data;
+
+static int pmu_backlight_get_level_brightness(struct fb_info *info,
+ int level)
+{
+ int pmulevel;
+
+ /* Get and convert the value */
+ mutex_lock(&info->bl_mutex);
+ pmulevel = info->bl_curve[level] * FB_BACKLIGHT_MAX / MAX_PMU_LEVEL;
+ mutex_unlock(&info->bl_mutex);
+
+ if (pmulevel < 0)
+ pmulevel = 0;
+ else if (pmulevel > MAX_PMU_LEVEL)
+ pmulevel = MAX_PMU_LEVEL;
+
+ return pmulevel;
+}
+
+static int pmu_backlight_update_status(struct backlight_device *bd)
+{
+ struct fb_info *info = class_get_devdata(&bd->class_dev);
+ struct adb_request req;
+ int pmulevel, level = bd->props->brightness;
+
+ if (vias == NULL)
+ return -ENODEV;
+
+ if (bd->props->power != FB_BLANK_UNBLANK ||
+ bd->props->fb_blank != FB_BLANK_UNBLANK)
+ level = 0;
+
+ pmulevel = pmu_backlight_get_level_brightness(info, level);
+
+ pmu_request(&req, NULL, 2, PMU_BACKLIGHT_BRIGHT, pmulevel);
+ pmu_wait_complete(&req);
+
+ pmu_request(&req, NULL, 2, PMU_POWER_CTRL,
+ PMU_POW_BACKLIGHT | (level > 0 ? PMU_POW_ON : PMU_POW_OFF));
+ pmu_wait_complete(&req);
+
+ return 0;
+}
+
+static int pmu_backlight_get_brightness(struct backlight_device *bd)
+{
+ return bd->props->brightness;
+}
+
+static struct backlight_properties pmu_backlight_data = {
+ .owner = THIS_MODULE,
+ .get_brightness = pmu_backlight_get_brightness,
+ .update_status = pmu_backlight_update_status,
+ .max_brightness = (FB_BACKLIGHT_LEVELS - 1),
+};
+
+void __init pmu_backlight_init(struct device_node *in_vias)
+{
+ struct backlight_device *bd;
+ struct fb_info *info;
+ char name[10];
+ int level, autosave;
+
+ vias = in_vias;
+
+ /* Special case for the old PowerBook since I can't test on it */
+ autosave =
+ machine_is_compatible("AAPL,3400/2400") ||
+ machine_is_compatible("AAPL,3500");
+
+ if (!autosave &&
+ !pmac_has_backlight_type("pmu") &&
+ !machine_is_compatible("AAPL,PowerBook1998") &&
+ !machine_is_compatible("PowerBook1,1"))
+ return;
+
+ /* Actually, this is a hack, but I don't know of a better way
+ * to get the first framebuffer device.
+ */
+ info = registered_fb[0];
+ if (!info) {
+ printk("pmubl: No framebuffer found\n");
+ goto error;
+ }
+
+ snprintf(name, sizeof(name), "pmubl%d", info->node);
+
+ bd = backlight_device_register(name, info, &pmu_backlight_data);
+ if (IS_ERR(bd)) {
+ printk("pmubl: Backlight registration failed\n");
+ goto error;
+ }
+
+ mutex_lock(&info->bl_mutex);
+ info->bl_dev = bd;
+ fb_bl_default_curve(info, 0x7F, 0x46, 0x0E);
+ mutex_unlock(&info->bl_mutex);
+
+ level = pmu_backlight_data.max_brightness;
+
+ if (autosave) {
+ /* read autosaved value if available */
+ struct adb_request req;
+ pmu_request(&req, NULL, 2, 0xd9, 0);
+ pmu_wait_complete(&req);
+
+ mutex_lock(&info->bl_mutex);
+ level = pmac_backlight_curve_lookup(info,
+ (req.reply[0] >> 4) *
+ pmu_backlight_data.max_brightness / 15);
+ mutex_unlock(&info->bl_mutex);
+ }
+
+ up(&bd->sem);
+ bd->props->brightness = level;
+ bd->props->power = FB_BLANK_UNBLANK;
+ bd->props->update_status(bd);
+ down(&bd->sem);
+
+ mutex_lock(&pmac_backlight_mutex);
+ if (!pmac_backlight)
+ pmac_backlight = bd;
+ mutex_unlock(&pmac_backlight_mutex);
+
+ printk("pmubl: Backlight initialized (%s)\n", name);
+
+ return;
+
+error:
+ return;
+}
diff --git a/drivers/macintosh/via-pmu-event.c b/drivers/macintosh/via-pmu-event.c
new file mode 100644
index 00000000000..25cd5654232
--- /dev/null
+++ b/drivers/macintosh/via-pmu-event.c
@@ -0,0 +1,80 @@
+/*
+ * via-pmu event device for reporting some events that come through the PMU
+ *
+ * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
+ *
+ * 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, GOOD TITLE or
+ * NON INFRINGEMENT. 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#include <linux/input.h>
+#include <linux/adb.h>
+#include <linux/pmu.h>
+#include "via-pmu-event.h"
+
+static struct input_dev *pmu_input_dev;
+
+static int __init via_pmu_event_init(void)
+{
+ int err;
+
+ /* do other models report button/lid status? */
+ if (pmu_get_model() != PMU_KEYLARGO_BASED)
+ return -ENODEV;
+
+ pmu_input_dev = input_allocate_device();
+ if (!pmu_input_dev)
+ return -ENOMEM;
+
+ pmu_input_dev->name = "PMU";
+ pmu_input_dev->id.bustype = BUS_HOST;
+ pmu_input_dev->id.vendor = 0x0001;
+ pmu_input_dev->id.product = 0x0001;
+ pmu_input_dev->id.version = 0x0100;
+
+ set_bit(EV_KEY, pmu_input_dev->evbit);
+ set_bit(EV_SW, pmu_input_dev->evbit);
+ set_bit(KEY_POWER, pmu_input_dev->keybit);
+ set_bit(SW_LID, pmu_input_dev->swbit);
+
+ err = input_register_device(pmu_input_dev);
+ if (err)
+ input_free_device(pmu_input_dev);
+ return err;
+}
+
+void via_pmu_event(int key, int down)
+{
+
+ if (unlikely(!pmu_input_dev))
+ return;
+
+ switch (key) {
+ case PMU_EVT_POWER:
+ input_report_key(pmu_input_dev, KEY_POWER, down);
+ break;
+ case PMU_EVT_LID:
+ input_report_switch(pmu_input_dev, SW_LID, down);
+ break;
+ default:
+ /* no such key handled */
+ return;
+ }
+
+ input_sync(pmu_input_dev);
+}
+
+late_initcall(via_pmu_event_init);
diff --git a/drivers/macintosh/via-pmu-event.h b/drivers/macintosh/via-pmu-event.h
new file mode 100644
index 00000000000..72c54de408e
--- /dev/null
+++ b/drivers/macintosh/via-pmu-event.h
@@ -0,0 +1,8 @@
+#ifndef __VIA_PMU_EVENT_H
+#define __VIA_PMU_EVENT_H
+
+#define PMU_EVT_POWER 0
+#define PMU_EVT_LID 1
+extern void via_pmu_event(int key, int down);
+
+#endif /* __VIA_PMU_EVENT_H */
diff --git a/drivers/macintosh/via-pmu-led.c b/drivers/macintosh/via-pmu-led.c
new file mode 100644
index 00000000000..af8375ed0f5
--- /dev/null
+++ b/drivers/macintosh/via-pmu-led.c
@@ -0,0 +1,144 @@
+/*
+ * via-pmu LED class device
+ *
+ * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
+ *
+ * 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, GOOD TITLE or
+ * NON INFRINGEMENT. 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/leds.h>
+#include <linux/adb.h>
+#include <linux/pmu.h>
+#include <asm/prom.h>
+
+static spinlock_t pmu_blink_lock;
+static struct adb_request pmu_blink_req;
+/* -1: no change, 0: request off, 1: request on */
+static int requested_change;
+static int sleeping;
+
+static void pmu_req_done(struct adb_request * req)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&pmu_blink_lock, flags);
+ /* if someone requested a change in the meantime
+ * (we only see the last one which is fine)
+ * then apply it now */
+ if (requested_change != -1 && !sleeping)
+ pmu_request(&pmu_blink_req, NULL, 4, 0xee, 4, 0, requested_change);
+ /* reset requested change */
+ requested_change = -1;
+ spin_unlock_irqrestore(&pmu_blink_lock, flags);
+}
+
+static void pmu_led_set(struct led_classdev *led_cdev,
+ enum led_brightness brightness)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&pmu_blink_lock, flags);
+ switch (brightness) {
+ case LED_OFF:
+ requested_change = 0;
+ break;
+ case LED_FULL:
+ requested_change = 1;
+ break;
+ default:
+ goto out;
+ break;
+ }
+ /* if request isn't done, then don't do anything */
+ if (pmu_blink_req.complete && !sleeping)
+ pmu_request(&pmu_blink_req, NULL, 4, 0xee, 4, 0, requested_change);
+ out:
+ spin_unlock_irqrestore(&pmu_blink_lock, flags);
+}
+
+static struct led_classdev pmu_led = {
+ .name = "pmu-front-led",
+#ifdef CONFIG_BLK_DEV_IDE_PMAC_BLINK
+ .default_trigger = "ide-disk",
+#endif
+ .brightness_set = pmu_led_set,
+};
+
+#ifdef CONFIG_PM
+static int pmu_led_sleep_call(struct pmu_sleep_notifier *self, int when)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&pmu_blink_lock, flags);
+
+ switch (when) {
+ case PBOOK_SLEEP_REQUEST:
+ sleeping = 1;
+ break;
+ case PBOOK_WAKE:
+ sleeping = 0;
+ break;
+ default:
+ /* do nothing */
+ break;
+ }
+ spin_unlock_irqrestore(&pmu_blink_lock, flags);
+
+ return PBOOK_SLEEP_OK;
+}
+
+static struct pmu_sleep_notifier via_pmu_led_sleep_notif = {
+ .notifier_call = pmu_led_sleep_call,
+};
+#endif
+
+static int __init via_pmu_led_init(void)
+{
+ struct device_node *dt;
+ const char *model;
+
+ /* only do this on keylargo based models */
+ if (pmu_get_model() != PMU_KEYLARGO_BASED)
+ return -ENODEV;
+
+ dt = of_find_node_by_path("/");
+ if (dt == NULL)
+ return -ENODEV;
+ model = (const char *)get_property(dt, "model", NULL);
+ if (model == NULL)
+ return -ENODEV;
+ if (strncmp(model, "PowerBook", strlen("PowerBook")) != 0 &&
+ strncmp(model, "iBook", strlen("iBook")) != 0) {
+ of_node_put(dt);
+ /* ignore */
+ return -ENODEV;
+ }
+ of_node_put(dt);
+
+ spin_lock_init(&pmu_blink_lock);
+ /* no outstanding req */
+ pmu_blink_req.complete = 1;
+ pmu_blink_req.done = pmu_req_done;
+#ifdef CONFIG_PM
+ pmu_register_sleep_notifier(&via_pmu_led_sleep_notif);
+#endif
+ return led_classdev_register(NULL, &pmu_led);
+}
+
+late_initcall(via_pmu_led_init);
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 0b5ff553e39..c1193d34ec9 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -21,7 +21,6 @@
*
*/
#include <stdarg.h>
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>
@@ -69,6 +68,8 @@
#include <asm/open_pic.h>
#endif
+#include "via-pmu-event.h"
+
/* Some compile options */
#undef SUSPEND_USES_PMU
#define DEBUG_SLEEP
@@ -144,7 +145,6 @@ static int data_index;
static int data_len;
static volatile int adb_int_pending;
static volatile int disable_poll;
-static struct adb_request bright_req_1, bright_req_2;
static struct device_node *vias;
static int pmu_kind = PMU_UNKNOWN;
static int pmu_fully_inited = 0;
@@ -161,7 +161,7 @@ static int drop_interrupts;
#if defined(CONFIG_PM) && defined(CONFIG_PPC32)
static int option_lid_wakeup = 1;
#endif /* CONFIG_PM && CONFIG_PPC32 */
-#if (defined(CONFIG_PM)&&defined(CONFIG_PPC32))||defined(CONFIG_PMAC_BACKLIGHT)
+#if (defined(CONFIG_PM)&&defined(CONFIG_PPC32))||defined(CONFIG_PMAC_BACKLIGHT_LEGACY)
static int sleep_in_progress;
#endif
static unsigned long async_req_locks;
@@ -208,10 +208,6 @@ static int proc_get_info(char *page, char **start, off_t off,
int count, int *eof, void *data);
static int proc_get_irqstats(char *page, char **start, off_t off,
int count, int *eof, void *data);
-#ifdef CONFIG_PMAC_BACKLIGHT
-static int pmu_set_backlight_level(int level, void* data);
-static int pmu_set_backlight_enable(int on, int level, void* data);
-#endif /* CONFIG_PMAC_BACKLIGHT */
static void pmu_pass_intr(unsigned char *data, int len);
static int proc_get_batt(char *page, char **start, off_t off,
int count, int *eof, void *data);
@@ -292,13 +288,6 @@ static char *pbook_type[] = {
"Core99"
};
-#ifdef CONFIG_PMAC_BACKLIGHT
-static struct backlight_controller pmu_backlight_controller = {
- pmu_set_backlight_enable,
- pmu_set_backlight_level
-};
-#endif /* CONFIG_PMAC_BACKLIGHT */
-
int __init find_via_pmu(void)
{
u64 taddr;
@@ -417,8 +406,6 @@ static int __init via_pmu_start(void)
if (vias == NULL)
return -ENODEV;
- bright_req_1.complete = 1;
- bright_req_2.complete = 1;
batt_req.complete = 1;
#ifndef CONFIG_PPC_MERGE
@@ -483,9 +470,9 @@ static int __init via_pmu_dev_init(void)
return -ENODEV;
#ifdef CONFIG_PMAC_BACKLIGHT
- /* Enable backlight */
- register_backlight_controller(&pmu_backlight_controller, NULL, "pmu");
-#endif /* CONFIG_PMAC_BACKLIGHT */
+ /* Initialize backlight */
+ pmu_backlight_init(vias);
+#endif
#ifdef CONFIG_PPC32
if (machine_is_compatible("AAPL,3400/2400") ||
@@ -1424,7 +1411,7 @@ next:
#ifdef CONFIG_INPUT_ADBHID
if (!disable_kernel_backlight)
#endif /* CONFIG_INPUT_ADBHID */
- set_backlight_level(data[1] >> 4);
+ pmac_backlight_set_legacy_brightness(data[1] >> 4);
#endif /* CONFIG_PMAC_BACKLIGHT */
}
/* Tick interrupt */
@@ -1441,6 +1428,12 @@ next:
if (pmu_battery_count)
query_battery_state();
pmu_pass_intr(data, len);
+ /* len == 6 is probably a bad check. But how do I
+ * know what PMU versions send what events here? */
+ if (len == 6) {
+ via_pmu_event(PMU_EVT_POWER, !!(data[1]&8));
+ via_pmu_event(PMU_EVT_LID, data[1]&1);
+ }
} else {
pmu_pass_intr(data, len);
}
@@ -1674,61 +1667,6 @@ gpio1_interrupt(int irq, void *arg, struct pt_regs *regs)
return IRQ_NONE;
}
-#ifdef CONFIG_PMAC_BACKLIGHT
-static int backlight_to_bright[] = {
- 0x7f, 0x46, 0x42, 0x3e, 0x3a, 0x36, 0x32, 0x2e,
- 0x2a, 0x26, 0x22, 0x1e, 0x1a, 0x16, 0x12, 0x0e
-};
-
-static int
-pmu_set_backlight_enable(int on, int level, void* data)
-{
- struct adb_request req;
-
- if (vias == NULL)
- return -ENODEV;
-
- if (on) {
- pmu_request(&req, NULL, 2, PMU_BACKLIGHT_BRIGHT,
- backlight_to_bright[level]);
- pmu_wait_complete(&req);
- }
- pmu_request(&req, NULL, 2, PMU_POWER_CTRL,
- PMU_POW_BACKLIGHT | (on ? PMU_POW_ON : PMU_POW_OFF));
- pmu_wait_complete(&req);
-
- return 0;
-}
-
-static void
-pmu_bright_complete(struct adb_request *req)
-{
- if (req == &bright_req_1)
- clear_bit(1, &async_req_locks);
- if (req == &bright_req_2)
- clear_bit(2, &async_req_locks);
-}
-
-static int
-pmu_set_backlight_level(int level, void* data)
-{
- if (vias == NULL)
- return -ENODEV;
-
- if (test_and_set_bit(1, &async_req_locks))
- return -EAGAIN;
- pmu_request(&bright_req_1, pmu_bright_complete, 2, PMU_BACKLIGHT_BRIGHT,
- backlight_to_bright[level]);
- if (test_and_set_bit(2, &async_req_locks))
- return -EAGAIN;
- pmu_request(&bright_req_2, pmu_bright_complete, 2, PMU_POWER_CTRL,
- PMU_POW_BACKLIGHT | (level > BACKLIGHT_OFF ?
- PMU_POW_ON : PMU_POW_OFF));
-
- return 0;
-}
-#endif /* CONFIG_PMAC_BACKLIGHT */
-
void
pmu_enable_irled(int on)
{
@@ -2145,9 +2083,8 @@ pmac_suspend_devices(void)
return -EBUSY;
}
- /* Wait for completion of async backlight requests */
- while (!bright_req_1.complete || !bright_req_2.complete ||
- !batt_req.complete)
+ /* Wait for completion of async requests */
+ while (!batt_req.complete)
pmu_poll();
/* Giveup the lazy FPU & vec so we don't have to back them
@@ -2268,7 +2205,7 @@ static int powerbook_sleep_grackle(void)
_set_L2CR(save_l2cr);
/* Restore userland MMU context */
- set_context(current->active_mm->context, current->active_mm->pgd);
+ set_context(current->active_mm->context.id, current->active_mm->pgd);
/* Power things up */
pmu_unlock();
@@ -2366,7 +2303,7 @@ powerbook_sleep_Core99(void)
_set_L3CR(save_l3cr);
/* Restore userland MMU context */
- set_context(current->active_mm->context, current->active_mm->pgd);
+ set_context(current->active_mm->context.id, current->active_mm->pgd);
/* Tell PMU we are ready */
pmu_unlock();
@@ -2678,26 +2615,34 @@ pmu_ioctl(struct inode * inode, struct file *filp,
return put_user(1, argp);
#endif /* CONFIG_PM && CONFIG_PPC32 */
-#ifdef CONFIG_PMAC_BACKLIGHT
- /* Backlight should have its own device or go via
- * the fbdev
- */
+#ifdef CONFIG_PMAC_BACKLIGHT_LEGACY
+ /* Compatibility ioctl's for backlight */
case PMU_IOC_GET_BACKLIGHT:
+ {
+ int brightness;
+
if (sleep_in_progress)
return -EBUSY;
- error = get_backlight_level();
- if (error < 0)
- return error;
- return put_user(error, argp);
+
+ brightness = pmac_backlight_get_legacy_brightness();
+ if (brightness < 0)
+ return brightness;
+ else
+ return put_user(brightness, argp);
+
+ }
case PMU_IOC_SET_BACKLIGHT:
{
- __u32 value;
+ int brightness;
+
if (sleep_in_progress)
return -EBUSY;
- error = get_user(value, argp);
- if (!error)
- error = set_backlight_level(value);
- break;
+
+ error = get_user(brightness, argp);
+ if (error)
+ return error;
+
+ return pmac_backlight_set_legacy_brightness(brightness);
}
#ifdef CONFIG_INPUT_ADBHID
case PMU_IOC_GRAB_BACKLIGHT: {
@@ -2713,7 +2658,7 @@ pmu_ioctl(struct inode * inode, struct file *filp,
return 0;
}
#endif /* CONFIG_INPUT_ADBHID */
-#endif /* CONFIG_PMAC_BACKLIGHT */
+#endif /* CONFIG_PMAC_BACKLIGHT_LEGACY */
case PMU_IOC_GET_MODEL:
return put_user(pmu_kind, argp);
case PMU_IOC_HAS_ADB:
diff --git a/drivers/macintosh/windfarm_cpufreq_clamp.c b/drivers/macintosh/windfarm_cpufreq_clamp.c
index 81337cd16e8..900aade0619 100644
--- a/drivers/macintosh/windfarm_cpufreq_clamp.c
+++ b/drivers/macintosh/windfarm_cpufreq_clamp.c
@@ -1,4 +1,3 @@
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>