diff options
Diffstat (limited to 'drivers/input')
-rw-r--r-- | drivers/input/mouse/psmouse-base.c | 43 | ||||
-rw-r--r-- | drivers/input/mouse/psmouse.h | 70 |
2 files changed, 58 insertions, 55 deletions
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index 47fd2976da7f..bb5d164849ea 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -116,17 +116,6 @@ static DEFINE_MUTEX(psmouse_mutex); static struct workqueue_struct *kpsmoused_wq; -struct psmouse_protocol { - enum psmouse_type type; - bool maxproto; - bool ignore_parity; /* Protocol should ignore parity errors from KBC */ - bool try_passthru; /* Try protocol also on passthrough ports */ - const char *name; - const char *alias; - int (*detect)(struct psmouse *, bool); - int (*init)(struct psmouse *); -}; - static void psmouse_report_standard_buttons(struct input_dev *dev, u8 buttons) { input_report_key(dev, BTN_LEFT, buttons & BIT(0)); @@ -148,7 +137,7 @@ psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse) /* Full packet accumulated, process it */ - switch (psmouse->type) { + switch (psmouse->protocol->type) { case PSMOUSE_IMPS: /* IntelliMouse has scroll wheel */ input_report_rel(dev, REL_WHEEL, -(signed char) packet[3]); @@ -325,7 +314,8 @@ static irqreturn_t psmouse_interrupt(struct serio *serio, goto out; if (unlikely((flags & SERIO_TIMEOUT) || - ((flags & SERIO_PARITY) && !psmouse->ignore_parity))) { + ((flags & SERIO_PARITY) && + !psmouse->protocol->ignore_parity))) { if (psmouse->state == PSMOUSE_ACTIVATED) psmouse_warn(psmouse, @@ -372,7 +362,7 @@ static irqreturn_t psmouse_interrupt(struct serio *serio, } if (psmouse->packet[1] == PSMOUSE_RET_ID || - (psmouse->type == PSMOUSE_HGPK && + (psmouse->protocol->type == PSMOUSE_HGPK && psmouse->packet[1] == PSMOUSE_RET_BAT)) { __psmouse_set_state(psmouse, PSMOUSE_IGNORE); serio_reconnect(serio); @@ -959,6 +949,8 @@ static void psmouse_apply_defaults(struct psmouse *psmouse) __set_bit(INPUT_PROP_POINTER, input_dev->propbit); + psmouse->protocol = &psmouse_protocols[0]; + psmouse->set_rate = psmouse_set_rate; psmouse->set_resolution = psmouse_set_resolution; psmouse->set_scale = psmouse_set_scale; @@ -1476,6 +1468,7 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, { const struct psmouse_protocol *selected_proto; struct input_dev *input_dev = psmouse->dev; + enum psmouse_type type; input_dev->dev.parent = &psmouse->ps2dev.serio->dev; @@ -1488,15 +1481,13 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, if (proto->init && proto->init(psmouse) < 0) return -1; - psmouse->type = proto->type; selected_proto = proto; } else { - psmouse->type = psmouse_extensions(psmouse, - psmouse_max_proto, true); - selected_proto = psmouse_protocol_by_type(psmouse->type); + type = psmouse_extensions(psmouse, psmouse_max_proto, true); + selected_proto = psmouse_protocol_by_type(type); } - psmouse->ignore_parity = selected_proto->ignore_parity; + psmouse->protocol = selected_proto; /* * If mouse's packet size is 3 there is no point in polling the @@ -1522,7 +1513,7 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, input_dev->phys = psmouse->phys; input_dev->id.bustype = BUS_I8042; input_dev->id.vendor = 0x0002; - input_dev->id.product = psmouse->type; + input_dev->id.product = psmouse->protocol->type; input_dev->id.version = psmouse->model; return 0; @@ -1634,7 +1625,7 @@ static int __psmouse_reconnect(struct serio *serio, bool fast_reconnect) struct psmouse *psmouse = serio_get_drvdata(serio); struct psmouse *parent = NULL; int (*reconnect_handler)(struct psmouse *); - unsigned char type; + enum psmouse_type type; int rc = -1; mutex_lock(&psmouse_mutex); @@ -1666,7 +1657,7 @@ static int __psmouse_reconnect(struct serio *serio, bool fast_reconnect) goto out; type = psmouse_extensions(psmouse, psmouse_max_proto, false); - if (psmouse->type != type) + if (psmouse->protocol->type != type) goto out; } @@ -1816,7 +1807,7 @@ static ssize_t psmouse_set_int_attr(struct psmouse *psmouse, void *offset, const static ssize_t psmouse_attr_show_protocol(struct psmouse *psmouse, void *data, char *buf) { - return sprintf(buf, "%s\n", psmouse_protocol_by_type(psmouse->type)->name); + return sprintf(buf, "%s\n", psmouse->protocol->name); } static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, const char *buf, size_t count) @@ -1832,7 +1823,7 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, co if (!proto) return -EINVAL; - if (psmouse->type == proto->type) + if (psmouse->protocol == proto) return count; new_dev = input_allocate_device(); @@ -1856,7 +1847,7 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, co return -ENODEV; } - if (psmouse->type == proto->type) { + if (psmouse->protocol == proto) { input_free_device(new_dev); return count; /* switched by other thread */ } @@ -1869,7 +1860,7 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, co } old_dev = psmouse->dev; - old_proto = psmouse_protocol_by_type(psmouse->type); + old_proto = psmouse->protocol; if (psmouse->disconnect) psmouse->disconnect(psmouse); diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index bc76e771812b..36bd42179456 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -44,21 +44,58 @@ enum psmouse_scale { PSMOUSE_SCALE21 }; +enum psmouse_type { + PSMOUSE_NONE, + PSMOUSE_PS2, + PSMOUSE_PS2PP, + PSMOUSE_THINKPS, + PSMOUSE_GENPS, + PSMOUSE_IMPS, + PSMOUSE_IMEX, + PSMOUSE_SYNAPTICS, + PSMOUSE_ALPS, + PSMOUSE_LIFEBOOK, + PSMOUSE_TRACKPOINT, + PSMOUSE_TOUCHKIT_PS2, + PSMOUSE_CORTRON, + PSMOUSE_HGPK, + PSMOUSE_ELANTECH, + PSMOUSE_FSP, + PSMOUSE_SYNAPTICS_RELATIVE, + PSMOUSE_CYPRESS, + PSMOUSE_FOCALTECH, + PSMOUSE_VMMOUSE, + PSMOUSE_BYD, + PSMOUSE_AUTO /* This one should always be last */ +}; + +struct psmouse; + +struct psmouse_protocol { + enum psmouse_type type; + bool maxproto; + bool ignore_parity; /* Protocol should ignore parity errors from KBC */ + bool try_passthru; /* Try protocol also on passthrough ports */ + const char *name; + const char *alias; + int (*detect)(struct psmouse *, bool); + int (*init)(struct psmouse *); +}; + struct psmouse { void *private; struct input_dev *dev; struct ps2dev ps2dev; struct delayed_work resync_work; - char *vendor; - char *name; + const char *vendor; + const char *name; + const struct psmouse_protocol *protocol; unsigned char packet[8]; unsigned char badbyte; unsigned char pktcnt; unsigned char pktsize; - unsigned char type; unsigned char oob_data_type; unsigned char extra_buttons; - bool ignore_parity; bool acks_disable_command; unsigned int model; unsigned long last; @@ -89,31 +126,6 @@ struct psmouse { void (*pt_deactivate)(struct psmouse *psmouse); }; -enum psmouse_type { - PSMOUSE_NONE, - PSMOUSE_PS2, - PSMOUSE_PS2PP, - PSMOUSE_THINKPS, - PSMOUSE_GENPS, - PSMOUSE_IMPS, - PSMOUSE_IMEX, - PSMOUSE_SYNAPTICS, - PSMOUSE_ALPS, - PSMOUSE_LIFEBOOK, - PSMOUSE_TRACKPOINT, - PSMOUSE_TOUCHKIT_PS2, - PSMOUSE_CORTRON, - PSMOUSE_HGPK, - PSMOUSE_ELANTECH, - PSMOUSE_FSP, - PSMOUSE_SYNAPTICS_RELATIVE, - PSMOUSE_CYPRESS, - PSMOUSE_FOCALTECH, - PSMOUSE_VMMOUSE, - PSMOUSE_BYD, - PSMOUSE_AUTO /* This one should always be last */ -}; - void psmouse_queue_work(struct psmouse *psmouse, struct delayed_work *work, unsigned long delay); int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command); |