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-rw-r--r--src/capabilities.c181
1 files changed, 0 insertions, 181 deletions
diff --git a/src/capabilities.c b/src/capabilities.c
deleted file mode 100644
index cd96e8e..0000000
--- a/src/capabilities.c
+++ /dev/null
@@ -1,181 +0,0 @@
-/***************************************************************************
- *
- * Multitouch X driver
- * Copyright (C) 2008 Henrik Rydberg <rydberg@euromail.se>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- **************************************************************************/
-
-#include "capabilities.h"
-
-#define SETABS(c, x, map, key, fd) \
- (c->has_##x = getbit(map, key) && getabs(&c->abs_##x, key, fd))
-
-#define ADDCAP(s, c, x) strcat(s, c->has_##x ? " " #x : "")
-
-#define CLICK_AREA(c) ((c->has_ibt ? 0.20 : 0.00) * get_cap_ysize(c))
-
-static const int SN_COORD = 250; /* coordinate signal-to-noise ratio */
-static const int SN_WIDTH = 100; /* width signal-to-noise ratio */
-
-static const int bits_per_long = 8 * sizeof(long);
-
-static inline int nlongs(int nbit)
-{
- return (nbit + bits_per_long - 1) / bits_per_long;
-}
-
-static inline int getbit(const unsigned long *map, int key)
-{
- return (map[key / bits_per_long] >> (key % bits_per_long)) & 0x01;
-}
-
-static int getabs(struct input_absinfo *abs, int key, int fd)
-{
- int rc;
- SYSCALL(rc = ioctl(fd, EVIOCGABS(key), abs));
- return rc >= 0;
-}
-
-static int has_integrated_button(const struct Capabilities *cap)
-{
- static const int bcm5974_vmask_ibt = 1;
- if (strcmp(cap->devname, "bcm5974"))
- return 0;
- return cap->devid.version & bcm5974_vmask_ibt;
-}
-
-int read_capabilities(struct Capabilities *cap, int fd)
-{
- unsigned long evbits[nlongs(EV_MAX)];
- unsigned long absbits[nlongs(ABS_MAX)];
- unsigned long keybits[nlongs(KEY_MAX)];
- int rc;
-
- memset(cap, 0, sizeof(struct Capabilities));
-
- SYSCALL(rc = ioctl(fd, EVIOCGID, &cap->devid));
- if (rc < 0)
- return rc;
- SYSCALL(rc = ioctl(fd, EVIOCGNAME(sizeof(cap->devname)), cap->devname));
- if (rc < 0)
- return rc;
- SYSCALL(rc = ioctl(fd, EVIOCGBIT(EV_SYN, sizeof(evbits)), evbits));
- if (rc < 0)
- return rc;
- SYSCALL(rc = ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits));
- if (rc < 0)
- return rc;
- SYSCALL(rc = ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbits)), absbits));
- if (rc < 0)
- return rc;
-
- cap->has_left = getbit(keybits, BTN_LEFT);
- cap->has_middle = getbit(keybits, BTN_MIDDLE);
- cap->has_right = getbit(keybits, BTN_RIGHT);
-
- SETABS(cap, touch_major, absbits, ABS_MT_TOUCH_MAJOR, fd);
- SETABS(cap, touch_minor, absbits, ABS_MT_TOUCH_MINOR, fd);
- SETABS(cap, width_major, absbits, ABS_MT_WIDTH_MAJOR, fd);
- SETABS(cap, width_minor, absbits, ABS_MT_WIDTH_MINOR, fd);
- SETABS(cap, orientation, absbits, ABS_MT_ORIENTATION, fd);
- SETABS(cap, position_x, absbits, ABS_MT_POSITION_X, fd);
- SETABS(cap, position_y, absbits, ABS_MT_POSITION_Y, fd);
-
- cap->has_mtdata = cap->has_position_x && cap->has_position_y;
- cap->has_ibt = has_integrated_button(cap);
-
- cap->xfuzz = cap->abs_position_x.fuzz;
- cap->yfuzz = cap->abs_position_y.fuzz;
- if (cap->xfuzz <= 0 || cap->yfuzz <= 0) {
- cap->xfuzz = get_cap_xsize(cap) / SN_COORD;
- cap->yfuzz = get_cap_ysize(cap) / SN_COORD;
- }
- cap->wfuzz = cap->abs_touch_major.fuzz;
- if (cap->wfuzz <= 0)
- cap->wfuzz = get_cap_wsize(cap) / SN_WIDTH;
-
- cap->yclick = cap->abs_position_y.maximum - CLICK_AREA(cap);
-
- return 0;
-}
-
-int get_cap_xsize(const struct Capabilities *cap)
-{
- return cap->abs_position_x.maximum - cap->abs_position_x.minimum;
-}
-
-int get_cap_ysize(const struct Capabilities *cap)
-{
- return cap->abs_position_y.maximum - cap->abs_position_y.minimum;
-}
-
-int get_cap_wsize(const struct Capabilities *cap)
-{
- return cap->abs_touch_major.maximum - cap->abs_touch_major.minimum;
-}
-
-int get_cap_xmid(const struct Capabilities *cap)
-{
- return (cap->abs_position_x.maximum + cap->abs_position_x.minimum) >> 1;
-}
-
-int get_cap_ymid(const struct Capabilities *cap)
-{
- return (cap->abs_position_y.maximum + cap->abs_position_y.minimum) >> 1;
-}
-
-void output_capabilities(const struct Capabilities *cap)
-{
- char line[1024];
- memset(line, 0, sizeof(line));
- ADDCAP(line, cap, left);
- ADDCAP(line, cap, middle);
- ADDCAP(line, cap, right);
- ADDCAP(line, cap, mtdata);
- ADDCAP(line, cap, ibt);
- ADDCAP(line, cap, touch_major);
- ADDCAP(line, cap, touch_minor);
- ADDCAP(line, cap, width_major);
- ADDCAP(line, cap, width_minor);
- ADDCAP(line, cap, orientation);
- ADDCAP(line, cap, position_x);
- ADDCAP(line, cap, position_y);
- xf86Msg(X_INFO, "multitouch: devname: %s\n", cap->devname);
- xf86Msg(X_INFO, "multitouch: devid: %x %x %x\n",
- cap->devid.vendor, cap->devid.product, cap->devid.version);
- xf86Msg(X_INFO, "multitouch: caps:%s\n", line);
- if (cap->has_touch_major)
- xf86Msg(X_INFO, "multitouch: touch: %d %d\n",
- cap->abs_touch_major.minimum,
- cap->abs_touch_major.maximum);
- if (cap->has_width_major)
- xf86Msg(X_INFO, "multitouch: width: %d %d\n",
- cap->abs_width_major.minimum,
- cap->abs_width_major.maximum);
- if (cap->has_orientation)
- xf86Msg(X_INFO, "multitouch: orientation: %d %d\n",
- cap->abs_orientation.minimum,
- cap->abs_orientation.maximum);
- if (cap->has_position_x)
- xf86Msg(X_INFO, "multitouch: position_x: %d %d\n",
- cap->abs_position_x.minimum,
- cap->abs_position_x.maximum);
- if (cap->has_position_y)
- xf86Msg(X_INFO, "multitouch: position_y: %d %d\n",
- cap->abs_position_y.minimum,
- cap->abs_position_y.maximum);
-}
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