X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=frontend%2Flinux%2Fin_evdev.c;h=23d2e2a377e9ea649f1eeebba473c6bc7fa4ea88;hp=d33dbc50ef4503542da0dc76dc638c9c72255d6d;hb=1b0c513996d57548fc5df8726e21a68e5ace4f99;hpb=1bba42a5c660a1c5efd69e588916c1a64069fcf3 diff --git a/frontend/linux/in_evdev.c b/frontend/linux/in_evdev.c index d33dbc50..23d2e2a3 100644 --- a/frontend/linux/in_evdev.c +++ b/frontend/linux/in_evdev.c @@ -22,10 +22,12 @@ #include "../common/input.h" #include "in_evdev.h" +#define MAX_ABS_DEVS 8 + typedef struct { int fd; int *kbits; - int abs_min_x; + int abs_min_x; /* abs->digital mapping */ int abs_max_x; int abs_min_y; int abs_max_y; @@ -34,6 +36,10 @@ typedef struct { int abs_lasty; int kc_first; int kc_last; + unsigned int abs_count; + int abs_mult[MAX_ABS_DEVS]; /* 16.16 multiplier to IN_ABS_RANGE */ + int abs_adj[MAX_ABS_DEVS]; /* adjust for centering */ + unsigned int abs_to_digital:1; } in_evdev_t; #ifndef KEY_CNT @@ -51,7 +57,8 @@ typedef struct { int in_evdev_allow_abs_only; -static const char * const in_evdev_prefix = "evdev:"; +#define IN_EVDEV_PREFIX "evdev:" + static const char * const in_evdev_keys[KEY_CNT] = { [0 ... KEY_MAX] = NULL, [KEY_RESERVED] = "Reserved", [KEY_ESC] = "Esc", @@ -153,7 +160,7 @@ static void in_evdev_probe(void) for (i = 0;; i++) { int support = 0, count = 0; - int u, ret, fd, kc_first = KEY_MAX, kc_last = 0; + int u, ret, fd, kc_first = KEY_MAX, kc_last = 0, have_abs = 0; in_evdev_t *dev; char name[64]; @@ -194,9 +201,6 @@ static void in_evdev_probe(void) } } - if (count == 0 && !in_evdev_allow_abs_only) - goto skip; - dev = calloc(1, sizeof(*dev)); if (dev == NULL) goto skip; @@ -235,10 +239,21 @@ static void in_evdev_probe(void) dev->abs_min_y = ainfo.minimum; dev->abs_max_y = ainfo.maximum; } + for (u = 0; u < MAX_ABS_DEVS; u++) { + ret = ioctl(fd, EVIOCGABS(u), &ainfo); + if (ret == -1) + break; + dist = ainfo.maximum - ainfo.minimum; + if (dist != 0) + dev->abs_mult[u] = IN_ABS_RANGE * 2 * 65536 / dist; + dev->abs_adj[u] = -(ainfo.maximum + ainfo.minimum + 1) / 2; + have_abs = 1; + } + dev->abs_count = u; } no_abs: - if (count == 0 && dev->abs_lzone == 0) { + if (count == 0 && !have_abs) { free(dev); goto skip; } @@ -246,11 +261,13 @@ no_abs: dev->fd = fd; dev->kc_first = kc_first; dev->kc_last = kc_last; - strcpy(name, in_evdev_prefix); + if (count > 0 || in_evdev_allow_abs_only) + dev->abs_to_digital = 1; + strcpy(name, IN_EVDEV_PREFIX); ioctl(fd, EVIOCGNAME(sizeof(name)-6), name+6); printf("in_evdev: found \"%s\" with %d events (type %08x)\n", name+6, count, support); - in_register(name, IN_DRVID_EVDEV, fd, dev, KEY_CNT, in_evdev_keys, 0); + in_register(name, fd, dev, KEY_CNT, in_evdev_keys, 0); continue; skip: @@ -283,7 +300,7 @@ static void or_binds(const int *binds, int key, int *result) /* ORs result with binds of pressed buttons * XXX: should measure performance hit of this func, might need to optimize */ -int in_evdev_update(void *drv_data, const int *binds, int *result) +static int in_evdev_update(void *drv_data, const int *binds, int *result) { struct input_event ev[16]; struct input_absinfo ainfo; @@ -326,14 +343,12 @@ int in_evdev_update(void *drv_data, const int *binds, int *result) /* map X and Y absolute to UDLR */ lzone = dev->abs_lzone; - if (lzone != 0) { + if (dev->abs_to_digital && lzone != 0) { ret = ioctl(dev->fd, EVIOCGABS(ABS_X), &ainfo); if (ret != -1) { if (ainfo.value < dev->abs_min_x + lzone) or_binds(binds, KEY_LEFT, result); if (ainfo.value > dev->abs_max_x - lzone) or_binds(binds, KEY_RIGHT, result); } - } - if (lzone != 0) { ret = ioctl(dev->fd, EVIOCGABS(ABS_Y), &ainfo); if (ret != -1) { if (ainfo.value < dev->abs_min_y + lzone) or_binds(binds, KEY_UP, result); @@ -344,6 +359,24 @@ int in_evdev_update(void *drv_data, const int *binds, int *result) return 0; } +static int in_evdev_update_analog(void *drv_data, int axis_id, int *result) +{ + struct input_absinfo ainfo; + in_evdev_t *dev = drv_data; + int ret; + + if ((unsigned int)axis_id >= MAX_ABS_DEVS) + return -1; + + ret = ioctl(dev->fd, EVIOCGABS(axis_id), &ainfo); + if (ret != 0) + return ret; + + *result = (ainfo.value + dev->abs_adj[axis_id]) * dev->abs_mult[axis_id]; + *result >>= 16; + return 0; +} + static int in_evdev_set_blocking(in_evdev_t *dev, int y) { long flags; @@ -377,6 +410,21 @@ static int in_evdev_set_blocking(in_evdev_t *dev, int y) return 0; } +static int in_evdev_get_config(void *drv_data, int what, int *val) +{ + in_evdev_t *dev = drv_data; + + switch (what) { + case IN_CFG_ABS_AXIS_COUNT: + *val = dev->abs_count; + break; + default: + return -1; + } + + return 0; +} + static int in_evdev_set_config(void *drv_data, int what, int val) { in_evdev_t *dev = drv_data; @@ -429,7 +477,7 @@ static int in_evdev_update_keycode(void *data, int *is_down) ret_down = ev.value; goto out; } - else if (ev.type == EV_ABS) + else if (ev.type == EV_ABS && dev->abs_to_digital) { int lzone = dev->abs_lzone, down = 0, *last; @@ -538,43 +586,6 @@ static int in_evdev_menu_translate(void *drv_data, int keycode) return 0; } -/* FIXME: move to plat */ -#if 0 -static const struct { - short code; - char btype; - char bit; -} in_evdev_def_binds[] = -{ - /* MXYZ SACB RLDU */ - { KEY_UP, IN_BINDTYPE_PLAYER12, 0 }, - { KEY_DOWN, IN_BINDTYPE_PLAYER12, 1 }, - { KEY_LEFT, IN_BINDTYPE_PLAYER12, 2 }, - { KEY_RIGHT, IN_BINDTYPE_PLAYER12, 3 }, - { KEY_S, IN_BINDTYPE_PLAYER12, 4 }, /* B */ - { KEY_D, IN_BINDTYPE_PLAYER12, 5 }, /* C */ - { KEY_A, IN_BINDTYPE_PLAYER12, 6 }, /* A */ - { KEY_ENTER, IN_BINDTYPE_PLAYER12, 7 }, - { KEY_BACKSLASH, IN_BINDTYPE_EMU, PEVB_MENU }, - /* Pandora */ - { KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, 4 }, - { KEY_END, IN_BINDTYPE_PLAYER12, 5 }, - { KEY_HOME, IN_BINDTYPE_PLAYER12, 6 }, - { KEY_LEFTALT, IN_BINDTYPE_PLAYER12, 7 }, - { KEY_RIGHTSHIFT,IN_BINDTYPE_EMU, PEVB_STATE_SAVE }, - { KEY_RIGHTCTRL, IN_BINDTYPE_EMU, PEVB_STATE_LOAD }, - { KEY_LEFTCTRL, IN_BINDTYPE_EMU, PEVB_MENU }, - /* Caanoo */ - { BTN_THUMB, IN_BINDTYPE_PLAYER12, 4 }, /* B */ - { BTN_THUMB2, IN_BINDTYPE_PLAYER12, 5 }, /* C */ - { BTN_TRIGGER, IN_BINDTYPE_PLAYER12, 6 }, /* A */ - { BTN_BASE3, IN_BINDTYPE_PLAYER12, 7 }, - { BTN_TOP2, IN_BINDTYPE_EMU, PEVB_STATE_SAVE }, - { BTN_PINKIE, IN_BINDTYPE_EMU, PEVB_STATE_LOAD }, - { BTN_BASE, IN_BINDTYPE_EMU, PEVB_MENU }, -}; -#endif - static void in_evdev_get_def_binds(int *binds) { int i; @@ -601,11 +612,9 @@ static int in_evdev_clean_binds(void *drv_data, int *binds, int *def_binds) // memset(keybits, 0xff, sizeof(keybits)); /* mark all as good */ } - if (dev->abs_lzone != 0) { + if (dev->abs_to_digital && dev->abs_lzone != 0) { KEYBITS_BIT_SET(KEY_LEFT); KEYBITS_BIT_SET(KEY_RIGHT); - } - if (dev->abs_lzone != 0) { KEYBITS_BIT_SET(KEY_UP); KEYBITS_BIT_SET(KEY_DOWN); } @@ -623,18 +632,23 @@ static int in_evdev_clean_binds(void *drv_data, int *binds, int *def_binds) return count; } -void in_evdev_init(void *vdrv) +static const in_drv_t in_evdev_drv = { + .prefix = IN_EVDEV_PREFIX, + .probe = in_evdev_probe, + .free = in_evdev_free, + .get_key_names = in_evdev_get_key_names, + .get_def_binds = in_evdev_get_def_binds, + .clean_binds = in_evdev_clean_binds, + .get_config = in_evdev_get_config, + .set_config = in_evdev_set_config, + .update = in_evdev_update, + .update_analog = in_evdev_update_analog, + .update_keycode = in_evdev_update_keycode, + .menu_translate = in_evdev_menu_translate, +}; + +void in_evdev_init(void) { - in_drv_t *drv = vdrv; - - drv->prefix = in_evdev_prefix; - drv->probe = in_evdev_probe; - drv->free = in_evdev_free; - drv->get_key_names = in_evdev_get_key_names; - drv->get_def_binds = in_evdev_get_def_binds; - drv->clean_binds = in_evdev_clean_binds; - drv->set_config = in_evdev_set_config; - drv->update_keycode = in_evdev_update_keycode; - drv->menu_translate = in_evdev_menu_translate; + in_register_driver(&in_evdev_drv); }