#include <linux/random.h>
#include <linux/major.h>
#include <linux/proc_fs.h>
+ #include <linux/sched.h>
#include <linux/seq_file.h>
#include <linux/poll.h>
#include <linux/device.h>
return 0;
}
+union input_seq_state {
+ struct {
+ unsigned short pos;
+ bool mutex_acquired;
+ };
+ void *p;
+};
+
static void *input_devices_seq_start(struct seq_file *seq, loff_t *pos)
{
- if (mutex_lock_interruptible(&input_mutex))
- return NULL;
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
+ int error;
+
+ /* We need to fit into seq->private pointer */
+ BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
+
+ error = mutex_lock_interruptible(&input_mutex);
+ if (error) {
+ state->mutex_acquired = false;
+ return ERR_PTR(error);
+ }
+
+ state->mutex_acquired = true;
return seq_list_start(&input_dev_list, *pos);
}
return seq_list_next(v, &input_dev_list, pos);
}
-static void input_devices_seq_stop(struct seq_file *seq, void *v)
+static void input_seq_stop(struct seq_file *seq, void *v)
{
- mutex_unlock(&input_mutex);
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
+
+ if (state->mutex_acquired)
+ mutex_unlock(&input_mutex);
}
static void input_seq_print_bitmap(struct seq_file *seq, const char *name,
static const struct seq_operations input_devices_seq_ops = {
.start = input_devices_seq_start,
.next = input_devices_seq_next,
- .stop = input_devices_seq_stop,
+ .stop = input_seq_stop,
.show = input_devices_seq_show,
};
static void *input_handlers_seq_start(struct seq_file *seq, loff_t *pos)
{
- if (mutex_lock_interruptible(&input_mutex))
- return NULL;
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
+ int error;
+
+ /* We need to fit into seq->private pointer */
+ BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
+
+ error = mutex_lock_interruptible(&input_mutex);
+ if (error) {
+ state->mutex_acquired = false;
+ return ERR_PTR(error);
+ }
+
+ state->mutex_acquired = true;
+ state->pos = *pos;
- seq->private = (void *)(unsigned long)*pos;
return seq_list_start(&input_handler_list, *pos);
}
static void *input_handlers_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
- seq->private = (void *)(unsigned long)(*pos + 1);
- return seq_list_next(v, &input_handler_list, pos);
-}
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
-static void input_handlers_seq_stop(struct seq_file *seq, void *v)
-{
- mutex_unlock(&input_mutex);
+ state->pos = *pos + 1;
+ return seq_list_next(v, &input_handler_list, pos);
}
static int input_handlers_seq_show(struct seq_file *seq, void *v)
{
struct input_handler *handler = container_of(v, struct input_handler, node);
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
- seq_printf(seq, "N: Number=%ld Name=%s",
- (unsigned long)seq->private, handler->name);
+ seq_printf(seq, "N: Number=%u Name=%s", state->pos, handler->name);
if (handler->fops)
seq_printf(seq, " Minor=%d", handler->minor);
seq_putc(seq, '\n');
return 0;
}
+
static const struct seq_operations input_handlers_seq_ops = {
.start = input_handlers_seq_start,
.next = input_handlers_seq_next,
- .stop = input_handlers_seq_stop,
+ .stop = input_seq_stop,
.show = input_handlers_seq_show,
};
.attrs = input_dev_caps_attrs,
};
- static struct attribute_group *input_dev_attr_groups[] = {
+ static const struct attribute_group *input_dev_attr_groups[] = {
&input_dev_attr_group,
&input_dev_id_attr_group,
&input_dev_caps_attr_group,
} \
} while (0)
+ #ifdef CONFIG_PM
static void input_dev_reset(struct input_dev *dev, bool activate)
{
if (!dev->event)
}
}
- #ifdef CONFIG_PM
static int input_dev_suspend(struct device *dev)
{
struct input_dev *input_dev = to_input_dev(dev);
#endif
};
- static char *input_nodename(struct device *dev)
+ static char *input_devnode(struct device *dev, mode_t *mode)
{
return kasprintf(GFP_KERNEL, "input/%s", dev_name(dev));
}
struct class input_class = {
.name = "input",
- .nodename = input_nodename,
+ .devnode = input_devnode,
};
EXPORT_SYMBOL_GPL(input_class);
};
/*
- * System-specific ketymap fixup routine
+ * System-specific keymap fixup routine
*/
static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
static void *atkbd_platform_fixup_data;
+static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int);
static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
ssize_t (*handler)(struct atkbd *, char *));
input_event(dev, EV_MSC, MSC_RAW, code);
+ if (atkbd_platform_scancode_fixup)
+ code = atkbd_platform_scancode_fixup(atkbd, code);
+
if (atkbd->translated) {
if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) {
mutex_lock(&atkbd->event_mutex);
- if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
- atkbd_set_leds(atkbd);
+ if (!atkbd->enabled) {
+ /*
+ * Serio ports are resumed asynchronously so while driver core
+ * thinks that device is already fully operational in reality
+ * it may not be ready yet. In this case we need to keep
+ * rescheduling till reconnect completes.
+ */
+ schedule_delayed_work(&atkbd->event_work,
+ msecs_to_jiffies(100));
+ } else {
+ if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
+ atkbd_set_leds(atkbd);
- if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
- atkbd_set_repeat_rate(atkbd);
+ if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
+ atkbd_set_repeat_rate(atkbd);
+ }
mutex_unlock(&atkbd->event_mutex);
}
return 3;
}
+static int atkbd_reset_state(struct atkbd *atkbd)
+{
+ struct ps2dev *ps2dev = &atkbd->ps2dev;
+ unsigned char param[1];
+
+/*
+ * Set the LEDs to a predefined state (all off).
+ */
+
+ param[0] = 0;
+ if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
+ return -1;
+
+/*
+ * Set autorepeat to fastest possible.
+ */
+
+ param[0] = 0;
+ if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP))
+ return -1;
+
+ return 0;
+}
+
static int atkbd_activate(struct atkbd *atkbd)
{
struct ps2dev *ps2dev = &atkbd->ps2dev;
0x94, -1U
};
-/*
- * Inventec system with broken key release on volume keys
- */
-static unsigned int atkbd_inventec_forced_release_keys[] = {
- 0xae, 0xb0, -1U
-};
-
-/*
- * Perform fixup for HP Pavilion ZV6100 laptop that doesn't generate release
- * for its volume buttons
- */
-static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
- 0xae, 0xb0, -1U
-};
-
-/*
- * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate
- * release for their volume buttons
- */
-static unsigned int atkbd_hp_r4000_forced_release_keys[] = {
- 0xae, 0xb0, -1U
-};
-
/*
* Samsung NC10,NC20 with Fn+F? key release not working
*/
0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U
};
-/*
- * The volume up and volume down special keys on a Fujitsu Amilo PA 1510 laptop
- * do not generate release events so we have to do it ourselves.
- */
-static unsigned int atkbd_amilo_pa1510_forced_release_keys[] = {
- 0xb0, 0xae, -1U
-};
-
/*
* Amilo Pi 3525 key release for Fn+Volume keys not working
*/
0xa0, 0xae, 0xb0, -1U
};
+/*
+ * Many notebooks don't send key release event for volume up/down
+ * keys, with key list below common among them
+ */
+static unsigned int atkbd_volume_forced_release_keys[] = {
+ 0xae, 0xb0, -1U
+};
+
+/*
+ * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas
+ * they should be generating e4-e6 (0x80 | code).
+ */
+static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd,
+ unsigned int code)
+{
+ if (atkbd->translated && atkbd->emul == 1 &&
+ (code == 0x64 || code == 0x65 || code == 0x66)) {
+ atkbd->emul = 0;
+ code |= 0x80;
+ }
+
+ return code;
+}
+
/*
* atkbd_set_keycode_table() initializes keyboard's keycode table
* according to the selected scancode set
}
atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra);
+ atkbd_reset_state(atkbd);
atkbd_activate(atkbd);
} else {
atkbd->dev = new_dev;
atkbd->set = atkbd_select_set(atkbd, atkbd->set, value);
+ atkbd_reset_state(atkbd);
atkbd_activate(atkbd);
atkbd_set_keycode_table(atkbd);
atkbd_set_device_attrs(atkbd);
return 0;
}
+static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id)
+{
+ atkbd_platform_scancode_fixup = id->driver_data;
+
+ return 0;
+}
+
static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
{
.ident = "Dell Laptop",
DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_zv6100_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "HP Presario R4000",
DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_r4000_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "HP Presario R4100",
DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_r4000_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "HP Presario R4200",
DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_r4000_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "Inventec Symphony",
DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_inventec_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "Samsung NC10",
DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_amilo_pa1510_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "Fujitsu Amilo Pi 3525",
.callback = atkbd_setup_forced_release,
.driver_data = atkdb_soltech_ta12_forced_release_keys,
},
+ {
+ .ident = "OQO Model 01+",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
+ },
+ .callback = atkbd_setup_scancode_fixup,
+ .driver_data = atkbd_oqo_01plus_scancode_fixup,
+ },
{ }
};
projects / cascardo / linux.git / commitdiff