diff options
Diffstat (limited to 'drivers/input')
-rw-r--r-- | drivers/input/mouse/elan_i2c_core.c | 5 | ||||
-rw-r--r-- | drivers/input/mouse/trackpoint.c | 7 | ||||
-rw-r--r-- | drivers/input/mouse/trackpoint.h | 3 | ||||
-rw-r--r-- | drivers/input/serio/i8042-x86ia64io.h | 7 | ||||
-rw-r--r-- | drivers/input/serio/i8042.c | 12 |
5 files changed, 27 insertions, 7 deletions
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c index da5458dfb1e3..681dce15fbc8 100644 --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -1234,7 +1234,12 @@ static const struct acpi_device_id elan_acpi_id[] = { { "ELAN0000", 0 }, { "ELAN0100", 0 }, { "ELAN0600", 0 }, + { "ELAN0602", 0 }, { "ELAN0605", 0 }, + { "ELAN0608", 0 }, + { "ELAN0605", 0 }, + { "ELAN0609", 0 }, + { "ELAN060B", 0 }, { "ELAN1000", 0 }, { } }; diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c index 354d47ecd66a..7e2dc5e56632 100644 --- a/drivers/input/mouse/trackpoint.c +++ b/drivers/input/mouse/trackpoint.c @@ -265,7 +265,8 @@ static int trackpoint_start_protocol(struct psmouse *psmouse, unsigned char *fir if (ps2_command(&psmouse->ps2dev, param, MAKE_PS2_CMD(0, 2, TP_READ_ID))) return -1; - if (param[0] != TP_MAGIC_IDENT) + /* add new TP ID. */ + if (!(param[0] & TP_MAGIC_IDENT)) return -1; if (firmware_id) @@ -380,8 +381,8 @@ int trackpoint_detect(struct psmouse *psmouse, bool set_properties) return 0; if (trackpoint_read(&psmouse->ps2dev, TP_EXT_BTN, &button_info)) { - psmouse_warn(psmouse, "failed to get extended button data\n"); - button_info = 0; + psmouse_warn(psmouse, "failed to get extended button data, assuming 3 buttons\n"); + button_info = 0x33; } psmouse->private = kzalloc(sizeof(struct trackpoint_data), GFP_KERNEL); diff --git a/drivers/input/mouse/trackpoint.h b/drivers/input/mouse/trackpoint.h index 5617ed3a7d7a..88055755f82e 100644 --- a/drivers/input/mouse/trackpoint.h +++ b/drivers/input/mouse/trackpoint.h @@ -21,8 +21,9 @@ #define TP_COMMAND 0xE2 /* Commands start with this */ #define TP_READ_ID 0xE1 /* Sent for device identification */ -#define TP_MAGIC_IDENT 0x01 /* Sent after a TP_READ_ID followed */ +#define TP_MAGIC_IDENT 0x03 /* Sent after a TP_READ_ID followed */ /* by the firmware ID */ + /* Firmware ID includes 0x1, 0x2, 0x3 */ /* diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index e7b96f1ac2c5..5be14ad29d46 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -788,6 +788,13 @@ static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"), }, }, + { + /* Fujitsu UH554 laptop */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"), + }, + }, { } }; diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 89abfdb539ac..c84c685056b9 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -434,8 +434,10 @@ static int i8042_start(struct serio *serio) { struct i8042_port *port = serio->port_data; + spin_lock_irq(&i8042_lock); port->exists = true; - mb(); + spin_unlock_irq(&i8042_lock); + return 0; } @@ -448,16 +450,20 @@ static void i8042_stop(struct serio *serio) { struct i8042_port *port = serio->port_data; + spin_lock_irq(&i8042_lock); port->exists = false; + port->serio = NULL; + spin_unlock_irq(&i8042_lock); /* + * We need to make sure that interrupt handler finishes using + * our serio port before we return from this function. * We synchronize with both AUX and KBD IRQs because there is * a (very unlikely) chance that AUX IRQ is raised for KBD port * and vice versa. */ synchronize_irq(I8042_AUX_IRQ); synchronize_irq(I8042_KBD_IRQ); - port->serio = NULL; } /* @@ -574,7 +580,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id) spin_unlock_irqrestore(&i8042_lock, flags); - if (likely(port->exists && !filtered)) + if (likely(serio && !filtered)) serio_interrupt(serio, data, dfl); out: |