17 files changed, 109 insertions, 92 deletions

diff --git a/drivers/input/input.c b/drivers/input/input.c
index efa1b1f75393..a9a706f8fff9 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -588,18 +588,9 @@ static inline void input_proc_exit(void) { }
 static ssize_t input_dev_show_##name(struct class_device *dev, char *buf)       \
 {                                                                               \
         struct input_dev *input_dev = to_input_dev(dev);                        \
-        int retval;                                                             \
                                                                                 \
-        retval = mutex_lock_interruptible(&input_dev->mutex);                   \
-        if (retval)                                                             \
-                return retval;                                                  \
-                                                                                \
-        retval = scnprintf(buf, PAGE_SIZE,                                      \
-                           "%s\n", input_dev->name ? input_dev->name : "");     \
-                                                                                \
-        mutex_unlock(&input_dev->mutex);                                        \
-                                                                                \
-        return retval;                                                          \
+        return scnprintf(buf, PAGE_SIZE, "%s\n",                                \
+                         input_dev->name ? input_dev->name : "");               \
 }                                                                               \
 static CLASS_DEVICE_ATTR(name, S_IRUGO, input_dev_show_##name, NULL);
 
@@ -1049,10 +1040,6 @@ void input_unregister_device(struct input_dev *dev)
         sysfs_remove_group(&dev->cdev.kobj, &input_dev_id_attr_group);
         sysfs_remove_group(&dev->cdev.kobj, &input_dev_attr_group);
 
-        mutex_lock(&dev->mutex);
-        dev->name = dev->phys = dev->uniq = NULL;
-        mutex_unlock(&dev->mutex);
-
         class_device_unregister(&dev->cdev);
 
         input_wakeup_procfs_readers();
diff --git a/drivers/input/joystick/amijoy.c b/drivers/input/joystick/amijoy.c
index e608691b5a61..b0f5541ec3e6 100644
--- a/drivers/input/joystick/amijoy.c
+++ b/drivers/input/joystick/amijoy.c
@@ -50,8 +50,6 @@ static int amijoy[2] = { 0, 1 };
 module_param_array_named(map, amijoy, uint, NULL, 0);
 MODULE_PARM_DESC(map, "Map of attached joysticks in form of <a>,<b> (default is 0,1)");
 
-__obsolete_setup("amijoy=");
-
 static int amijoy_used;
 static DEFINE_MUTEX(amijoy_mutex);
 static struct input_dev *amijoy_dev[2];
diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c
index 7ef68456d7d6..51f1e4bfff3e 100644
--- a/drivers/input/joystick/analog.c
+++ b/drivers/input/joystick/analog.c
@@ -58,8 +58,6 @@ static int analog_options[ANALOG_PORTS];
 module_param_array_named(map, js, charp, &js_nargs, 0);
 MODULE_PARM_DESC(map, "Describes analog joysticks type/capabilities");
 
-__obsolete_setup("js=");
-
 /*
  * Times, feature definitions.
  */
diff --git a/drivers/input/joystick/db9.c b/drivers/input/joystick/db9.c
index 5080e15c6d30..b41bd2eb37dd 100644
--- a/drivers/input/joystick/db9.c
+++ b/drivers/input/joystick/db9.c
@@ -59,10 +59,6 @@ MODULE_PARM_DESC(dev2, "Describes second attached device (<parport#>,<type>)");
 module_param_array_named(dev3, db9[2].args, int, &db9[2].nargs, 0);
 MODULE_PARM_DESC(dev3, "Describes third attached device (<parport#>,<type>)");
 
-__obsolete_setup("db9=");
-__obsolete_setup("db9_2=");
-__obsolete_setup("db9_3=");
-
 #define DB9_ARG_PARPORT         0
 #define DB9_ARG_MODE            1
 
diff --git a/drivers/input/joystick/gamecon.c b/drivers/input/joystick/gamecon.c
index fe12aa37393d..711e4b3e9e61 100644
--- a/drivers/input/joystick/gamecon.c
+++ b/drivers/input/joystick/gamecon.c
@@ -60,10 +60,6 @@ MODULE_PARM_DESC(map2, "Describes second set of devices");
 module_param_array_named(map3, gc[2].args, int, &gc[2].nargs, 0);
 MODULE_PARM_DESC(map3, "Describes third set of devices");
 
-__obsolete_setup("gc=");
-__obsolete_setup("gc_2=");
-__obsolete_setup("gc_3=");
-
 /* see also gs_psx_delay parameter in PSX support section */
 
 #define GC_SNES         1
@@ -403,8 +399,6 @@ static int gc_psx_delay = GC_PSX_DELAY;
 module_param_named(psx_delay, gc_psx_delay, uint, 0);
 MODULE_PARM_DESC(psx_delay, "Delay when accessing Sony PSX controller (usecs)");
 
-__obsolete_setup("gc_psx_delay=");
-
 static short gc_psx_abs[] = { ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_HAT0X, ABS_HAT0Y };
 static short gc_psx_btn[] = { BTN_TL, BTN_TR, BTN_TL2, BTN_TR2, BTN_A, BTN_B, BTN_X, BTN_Y,
                                 BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR };
diff --git a/drivers/input/joystick/turbografx.c b/drivers/input/joystick/turbografx.c
index 5570fd5487c7..037d3487fcc7 100644
--- a/drivers/input/joystick/turbografx.c
+++ b/drivers/input/joystick/turbografx.c
@@ -60,10 +60,6 @@ MODULE_PARM_DESC(map2, "Describes second set of devices");
 module_param_array_named(map3, tgfx[2].args, int, &tgfx[2].nargs, 0);
 MODULE_PARM_DESC(map3, "Describes third set of devices");
 
-__obsolete_setup("tgfx=");
-__obsolete_setup("tgfx_2=");
-__obsolete_setup("tgfx_3=");
-
 #define TGFX_REFRESH_TIME       HZ/100  /* 10 ms */
 
 #define TGFX_TRIGGER            0x08
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 1b81a72e19d9..64509689fa65 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -215,11 +215,11 @@ config KEYBOARD_AAED2000
           module will be called aaed2000_kbd.
 
 config KEYBOARD_GPIO
-        tristate "Buttons on CPU GPIOs (PXA)"
-        depends on ARCH_PXA
+        tristate "Buttons on CPU GPIOs (PXA)"
+        depends on (ARCH_SA1100 || ARCH_PXA || ARCH_S3C2410)
         help
           This driver implements support for buttons connected
-          directly to GPIO pins of PXA CPUs.
+          directly to GPIO pins of SA1100, PXA or S3C24xx CPUs.
 
           Say Y here if your device has buttons connected
           directly to GPIO pins of the CPU.
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index c621a9177a56..663877076bc7 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -63,10 +63,6 @@ static int atkbd_extra;
 module_param_named(extra, atkbd_extra, bool, 0);
 MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and similar keyboards");
 
-__obsolete_setup("atkbd_set=");
-__obsolete_setup("atkbd_reset");
-__obsolete_setup("atkbd_softrepeat=");
-
 /*
  * Scancode to keycode tables. These are just the default setting, and
  * are loadable via an userland utility.
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 7ad479e4e3b3..fa03a00b4c6d 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -24,7 +24,7 @@
 #include <linux/input.h>
 #include <linux/irq.h>
 
-#include <asm/arch/pxa-regs.h>
+#include <asm/gpio.h>
 #include <asm/arch/hardware.h>
 
 #include <asm/hardware/gpio_keys.h>
@@ -38,8 +38,8 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id)
 
         for (i = 0; i < pdata->nbuttons; i++) {
                 int gpio = pdata->buttons[i].gpio;
-                if (irq == IRQ_GPIO(gpio)) {
-                        int state = ((GPLR(gpio) & GPIO_bit(gpio)) ? 1 : 0) ^ (pdata->buttons[i].active_low);
+                if (irq == gpio_to_irq(gpio)) {
+                        int state = (gpio_get_value(gpio) ? 1 : 0) ^ (pdata->buttons[i].active_low);
 
                         input_report_key(input, pdata->buttons[i].keycode, state);
                         input_sync(input);
@@ -75,14 +75,15 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
 
         for (i = 0; i < pdata->nbuttons; i++) {
                 int code = pdata->buttons[i].keycode;
-                int irq = IRQ_GPIO(pdata->buttons[i].gpio);
+                int irq = gpio_to_irq(pdata->buttons[i].gpio);
 
                 set_irq_type(irq, IRQ_TYPE_EDGE_BOTH);
                 error = request_irq(irq, gpio_keys_isr, IRQF_SAMPLE_RANDOM,
                                      pdata->buttons[i].desc ? pdata->buttons[i].desc : "gpio_keys",
                                      pdev);
                 if (error) {
-                        printk(KERN_ERR "gpio-keys: unable to claim irq %d; error %d\n", irq, ret);
+                        printk(KERN_ERR "gpio-keys: unable to claim irq %d; error %d\n",
+                                irq, error);
                         goto fail;
                 }
                 set_bit(code, input->keybit);
@@ -98,7 +99,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
 
  fail:
         for (i = i - 1; i >= 0; i--)
-                free_irq(IRQ_GPIO(pdata->buttons[i].gpio), pdev);
+                free_irq(gpio_to_irq(pdata->buttons[i].gpio), pdev);
 
         input_free_device(input);
 
@@ -112,7 +113,7 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev)
         int i;
 
         for (i = 0; i < pdata->nbuttons; i++) {
-                int irq = IRQ_GPIO(pdata->buttons[i].gpio);
+                int irq = gpio_to_irq(pdata->buttons[i].gpio);
                 free_irq(irq, pdev);
         }
 
diff --git a/drivers/input/keyboard/hilkbd.c b/drivers/input/keyboard/hilkbd.c
index 255a6ec75a48..4de4dc297d50 100644
--- a/drivers/input/keyboard/hilkbd.c
+++ b/drivers/input/keyboard/hilkbd.c
@@ -294,8 +294,10 @@ err3:
         disable_irq(HIL_IRQ);
         free_irq(HIL_IRQ, hil_dev.dev_id);
 err2:
+#if defined(CONFIG_HP300)
         release_region(HILBASE + HIL_DATA, 2);
 err1:
+#endif
         input_free_device(hil_dev.dev);
         hil_dev.dev = NULL;
         return err;
diff --git a/drivers/input/mouse/inport.c b/drivers/input/mouse/inport.c
index 701ebd5473cf..79b624fe8994 100644
--- a/drivers/input/mouse/inport.c
+++ b/drivers/input/mouse/inport.c
@@ -84,8 +84,6 @@ static int inport_irq = INPORT_IRQ;
 module_param_named(irq, inport_irq, uint, 0);
 MODULE_PARM_DESC(irq, "IRQ number (5=default)");
 
-__obsolete_setup("inport_irq=");
-
 static struct input_dev *inport_dev;
 
 static irqreturn_t inport_interrupt(int irq, void *dev_id)
diff --git a/drivers/input/mouse/logibm.c b/drivers/input/mouse/logibm.c
index db205995bffd..26c3b2e2ca94 100644
--- a/drivers/input/mouse/logibm.c
+++ b/drivers/input/mouse/logibm.c
@@ -75,8 +75,6 @@ static int logibm_irq = LOGIBM_IRQ;
 module_param_named(irq, logibm_irq, uint, 0);
 MODULE_PARM_DESC(irq, "IRQ number (5=default)");
 
-__obsolete_setup("logibm_irq=");
-
 static struct input_dev *logibm_dev;
 
 static irqreturn_t logibm_interrupt(int irq, void *dev_id)
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index a0e4a033e2db..0fe5869d7d4c 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -93,12 +93,6 @@ static struct attribute_group psmouse_attribute_group = {
         .attrs  = psmouse_attributes,
 };
 
-__obsolete_setup("psmouse_noext");
-__obsolete_setup("psmouse_resolution=");
-__obsolete_setup("psmouse_smartscroll=");
-__obsolete_setup("psmouse_resetafter=");
-__obsolete_setup("psmouse_rate=");
-
 /*
  * psmouse_mutex protects all operations changing state of mouse
  * (connecting, disconnecting, changing rate or resolution via
@@ -987,8 +981,36 @@ static void psmouse_resync(struct work_struct *work)
 static void psmouse_cleanup(struct serio *serio)
 {
         struct psmouse *psmouse = serio_get_drvdata(serio);
+        struct psmouse *parent = NULL;
+
+        mutex_lock(&psmouse_mutex);
+
+        if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) {
+                parent = serio_get_drvdata(serio->parent);
+                psmouse_deactivate(parent);
+        }
+
+        psmouse_deactivate(psmouse);
+
+        if (psmouse->cleanup)
+                psmouse->cleanup(psmouse);
 
         psmouse_reset(psmouse);
+
+/*
+ * Some boxes, such as HP nx7400, get terribly confused if mouse
+ * is not fully enabled before suspending/shutting down.
+ */
+        ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_ENABLE);
+
+        if (parent) {
+                if (parent->pt_deactivate)
+                        parent->pt_deactivate(parent);
+
+                psmouse_activate(parent);
+        }
+
+        mutex_unlock(&psmouse_mutex);
 }
 
 /*
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
index 1b74cae8a556..cf1de95b6f27 100644
--- a/drivers/input/mouse/psmouse.h
+++ b/drivers/input/mouse/psmouse.h
@@ -68,6 +68,7 @@ struct psmouse {
 
         int (*reconnect)(struct psmouse *psmouse);
         void (*disconnect)(struct psmouse *psmouse);
+        void (*cleanup)(struct psmouse *psmouse);
         int (*poll)(struct psmouse *psmouse);
 
         void (*pt_activate)(struct psmouse *psmouse);
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 49ac696d6cff..f0f9413d762c 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -652,6 +652,7 @@ int synaptics_init(struct psmouse *psmouse)
         psmouse->set_rate = synaptics_set_rate;
         psmouse->disconnect = synaptics_disconnect;
         psmouse->reconnect = synaptics_reconnect;
+        psmouse->cleanup = synaptics_reset;
         psmouse->pktsize = 6;
         /* Synaptics can usually stay in sync without extra help */
         psmouse->resync_time = 0;
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index c3fdfc1f342a..ec195a36e8f6 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -76,13 +76,6 @@ module_param_named(debug, i8042_debug, bool, 0600);
 MODULE_PARM_DESC(debug, "Turn i8042 debugging mode on and off");
 #endif
 
-__obsolete_setup("i8042_noaux");
-__obsolete_setup("i8042_nomux");
-__obsolete_setup("i8042_unlock");
-__obsolete_setup("i8042_reset");
-__obsolete_setup("i8042_direct");
-__obsolete_setup("i8042_dumbkbd");
-
 #include "i8042.h"
 
 static DEFINE_SPINLOCK(i8042_lock);
@@ -724,7 +717,7 @@ static int i8042_controller_init(void)
         if (~i8042_read_status() & I8042_STR_KEYLOCK) {
                 if (i8042_unlock)
                         i8042_ctr |= I8042_CTR_IGNKEYLOCK;
-                 else
+                else
                         printk(KERN_WARNING "i8042.c: Warning: Keylock active.\n");
         }
         spin_unlock_irqrestore(&i8042_lock, flags);
@@ -791,27 +784,6 @@ static void i8042_controller_reset(void)
 
 
 /*
- * Here we try to reset everything back to a state in which the BIOS will be
- * able to talk to the hardware when rebooting.
- */
-
-static void i8042_controller_cleanup(void)
-{
-        int i;
-
-/*
- * Reset anything that is connected to the ports.
- */
-
-        for (i = 0; i < I8042_NUM_PORTS; i++)
-                if (i8042_ports[i].serio)
-                        serio_cleanup(i8042_ports[i].serio);
-
-        i8042_controller_reset();
-}
-
-
-/*
  * i8042_panic_blink() will flash the keyboard LEDs and is called when
  * kernel panics. Flashing LEDs is useful for users running X who may
  * not see the console and will help distingushing panics from "real"
@@ -857,13 +829,22 @@ static long i8042_panic_blink(long count)
 
 #undef DELAY
 
+#ifdef CONFIG_PM
 /*
- * Here we try to restore the original BIOS settings
+ * Here we try to restore the original BIOS settings. We only want to
+ * do that once, when we really suspend, not when we taking memory
+ * snapshot for swsusp (in this case we'll perform required cleanup
+ * as part of shutdown process).
  */
 
 static int i8042_suspend(struct platform_device *dev, pm_message_t state)
 {
-        i8042_controller_cleanup();
+        if (dev->dev.power.power_state.event != state.event) {
+                if (state.event == PM_EVENT_SUSPEND)
+                        i8042_controller_reset();
+
+                dev->dev.power.power_state = state;
+        }
 
         return 0;
 }
@@ -877,6 +858,12 @@ static int i8042_resume(struct platform_device *dev)
 {
         int error;
 
+/*
+ * Do not bother with restoring state if we haven't suspened yet
+ */
+        if (dev->dev.power.power_state.event == PM_EVENT_ON)
+                return 0;
+
         error = i8042_controller_check();
         if (error)
                 return error;
@@ -886,9 +873,12 @@ static int i8042_resume(struct platform_device *dev)
                 return error;
 
 /*
- * Restore pre-resume CTR value and disable all ports
+ * Restore original CTR value and disable all ports
  */
 
+        i8042_ctr = i8042_initial_ctr;
+        if (i8042_direct)
+                i8042_ctr &= ~I8042_CTR_XLATE;
         i8042_ctr |= I8042_CTR_AUXDIS | I8042_CTR_KBDDIS;
         i8042_ctr &= ~(I8042_CTR_AUXINT | I8042_CTR_KBDINT);
         if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) {
@@ -909,8 +899,11 @@ static int i8042_resume(struct platform_device *dev)
 
         i8042_interrupt(0, NULL);
 
+        dev->dev.power.power_state = PMSG_ON;
+
         return 0;
 }
+#endif /* CONFIG_PM */
 
 /*
  * We need to reset the 8042 back to original mode on system shutdown,
@@ -919,7 +912,7 @@ static int i8042_resume(struct platform_device *dev)
 
 static void i8042_shutdown(struct platform_device *dev)
 {
-        i8042_controller_cleanup();
+        i8042_controller_reset();
 }
 
 static int __devinit i8042_create_kbd_port(void)
@@ -1154,9 +1147,11 @@ static struct platform_driver i8042_driver = {
         },
         .probe          = i8042_probe,
         .remove         = __devexit_p(i8042_remove),
+        .shutdown       = i8042_shutdown,
+#ifdef CONFIG_PM
         .suspend        = i8042_suspend,
         .resume         = i8042_resume,
-        .shutdown       = i8042_shutdown,
+#endif
 };
 
 static int __init i8042_init(void)
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index 17c8c63cbe1a..a15e531ec755 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -778,6 +778,19 @@ static int serio_driver_remove(struct device *dev)
         return 0;
 }
 
+static void serio_cleanup(struct serio *serio)
+{
+        if (serio->drv && serio->drv->cleanup)
+                serio->drv->cleanup(serio);
+}
+
+static void serio_shutdown(struct device *dev)
+{
+        struct serio *serio = to_serio_port(dev);
+
+        serio_cleanup(serio);
+}
+
 static void serio_attach_driver(struct serio_driver *drv)
 {
         int error;
@@ -910,11 +923,25 @@ static int serio_uevent(struct device *dev, char **envp, int num_envp, char *buf
 
 #endif /* CONFIG_HOTPLUG */
 
+#ifdef CONFIG_PM
+static int serio_suspend(struct device *dev, pm_message_t state)
+{
+        if (dev->power.power_state.event != state.event) {
+                if (state.event == PM_EVENT_SUSPEND)
+                        serio_cleanup(to_serio_port(dev));
+
+                dev->power.power_state = state;
+        }
+
+        return 0;
+}
+
 static int serio_resume(struct device *dev)
 {
         struct serio *serio = to_serio_port(dev);
 
-        if (serio_reconnect_driver(serio)) {
+        if (dev->power.power_state.event != PM_EVENT_ON &&
+            serio_reconnect_driver(serio)) {
                 /*
                  * Driver re-probing can take a while, so better let kseriod
                  * deal with it.
@@ -922,8 +949,11 @@ static int serio_resume(struct device *dev)
                 serio_rescan(serio);
         }
 
+        dev->power.power_state = PMSG_ON;
+
         return 0;
 }
+#endif /* CONFIG_PM */
 
 /* called from serio_driver->connect/disconnect methods under serio_mutex */
 int serio_open(struct serio *serio, struct serio_driver *drv)
@@ -974,7 +1004,11 @@ static struct bus_type serio_bus = {
         .uevent         = serio_uevent,
         .probe          = serio_driver_probe,
         .remove         = serio_driver_remove,
+        .shutdown       = serio_shutdown,
+#ifdef CONFIG_PM
+        .suspend        = serio_suspend,
         .resume         = serio_resume,
+#endif
 };
 
 static int __init serio_init(void)