From b8044c74bcd64bd1a9d2e8cec58fdcd40f16f5a4 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Wed, 15 Feb 2006 00:49:09 -0500 Subject: Input: trackpoint - enable devices connected to external port Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/trackpoint.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) (limited to 'drivers/input/mouse/trackpoint.c') diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c index b4898d8a68e2..6d9ec9ab1b90 100644 --- a/drivers/input/mouse/trackpoint.c +++ b/drivers/input/mouse/trackpoint.c @@ -68,15 +68,19 @@ struct trackpoint_attr_data { size_t field_offset; unsigned char command; unsigned char mask; + unsigned char inverted; }; static ssize_t trackpoint_show_int_attr(struct psmouse *psmouse, void *data, char *buf) { struct trackpoint_data *tp = psmouse->private; struct trackpoint_attr_data *attr = data; - unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset); + unsigned char value = *(unsigned char *)((char *)tp + attr->field_offset); + + if (attr->inverted) + value = !value; - return sprintf(buf, "%u\n", *field); + return sprintf(buf, "%u\n", value); } static ssize_t trackpoint_set_int_attr(struct psmouse *psmouse, void *data, @@ -120,6 +124,9 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data, if (*rest || value > 1) return -EINVAL; + if (attr->inverted) + value = !value; + if (*field != value) { *field = value; trackpoint_toggle_bit(&psmouse->ps2dev, attr->command, attr->mask); @@ -129,11 +136,12 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data, } -#define TRACKPOINT_BIT_ATTR(_name, _command, _mask) \ +#define TRACKPOINT_BIT_ATTR(_name, _command, _mask, _inv) \ static struct trackpoint_attr_data trackpoint_attr_##_name = { \ .field_offset = offsetof(struct trackpoint_data, _name), \ .command = _command, \ .mask = _mask, \ + .inverted = _inv, \ }; \ PSMOUSE_DEFINE_ATTR(_name, S_IWUSR | S_IRUGO, \ &trackpoint_attr_##_name, \ @@ -150,9 +158,9 @@ TRACKPOINT_INT_ATTR(upthresh, TP_UP_THRESH); TRACKPOINT_INT_ATTR(ztime, TP_Z_TIME); TRACKPOINT_INT_ATTR(jenks, TP_JENKS_CURV); -TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON); -TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK); -TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV); +TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON, 0); +TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK, 0); +TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV, 1); static struct attribute *trackpoint_attrs[] = { &psmouse_attr_sensitivity.dattr.attr, -- cgit v1.2.3