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author | Vladimir Kondratyev <wulf@FreeBSD.org> | 2019-06-03 10:04:34 +0000 |
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committer | Vladimir Kondratyev <wulf@FreeBSD.org> | 2019-06-03 10:04:34 +0000 |
commit | 3b11e3b6e195d08f6ca6e32464f49b7495697045 (patch) | |
tree | 96606bf500cedfc3c352636409266e77f16a3d85 /sys/dev/atkbdc | |
parent | d9e8cf281b12ca943d150b29ae5a847b0df888f3 (diff) | |
download | src-3b11e3b6e195d08f6ca6e32464f49b7495697045.tar.gz src-3b11e3b6e195d08f6ca6e32464f49b7495697045.zip |
psm(4): Add natural scrolling support to sysmouse protocol
This change enables natural scrolling with two finger scroll enabled
and when user is using a trackpad (mouse and trackpoint are not affected).
Depending on trackpad model it can be activated with setting of
hw.psm.synaptics.natural_scroll or hw.psm.elantech.natural_scroll sysctl
values to 1.
Evdev protocol is not affected by this change too. Tune userland client
e.g. libinput to enable natural scrolling in that case.
Submitted by: nyan_myuji.xyz
Reviewed by: wulf
MFC after: 2 weeks
Differential Revision: https://reviews.freebsd.org/D20447
Notes
Notes:
svn path=/head/; revision=348529
Diffstat (limited to 'sys/dev/atkbdc')
-rw-r--r-- | sys/dev/atkbdc/psm.c | 39 |
1 files changed, 32 insertions, 7 deletions
diff --git a/sys/dev/atkbdc/psm.c b/sys/dev/atkbdc/psm.c index f51621dfb5b1..6c4947aeeeef 100644 --- a/sys/dev/atkbdc/psm.c +++ b/sys/dev/atkbdc/psm.c @@ -236,6 +236,7 @@ typedef struct synapticsinfo { int softbutton3_x; int max_x; int max_y; + int natural_scroll; } synapticsinfo_t; typedef struct synapticspacket { @@ -571,6 +572,8 @@ enum { SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), + SYNAPTICS_SYSCTL_NATURAL_SCROLL = SYN_OFFSET(natural_scroll), +#define SYNAPTICS_SYSCTL_LAST SYNAPTICS_SYSCTL_NATURAL_SCROLL }; /* packet formatting function */ @@ -4134,6 +4137,7 @@ psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, int len, weight_prev_x, weight_prev_y; int div_max_x, div_max_y, div_x, div_y; int is_fuzzy; + int natural_scroll; /* Read sysctl. */ /* XXX Verify values? */ @@ -4161,6 +4165,7 @@ psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, two_finger_scroll = sc->syninfo.two_finger_scroll; max_x = sc->syninfo.max_x; max_y = sc->syninfo.max_y; + natural_scroll = sc->syninfo.natural_scroll; is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; @@ -4322,14 +4327,24 @@ psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, smoother_id, dx, dy, dxp, dyp)); break; case 1: /* Vertical scrolling. */ - if (dyp != 0) - ms->button |= (dyp > 0) ? - MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; + if (dyp != 0) { + if (two_finger_scroll && natural_scroll) + ms->button |= (dyp > 0) ? + MOUSE_BUTTON5DOWN : MOUSE_BUTTON4DOWN; + else + ms->button |= (dyp > 0) ? + MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; + } break; case 2: /* Horizontal scrolling. */ - if (dxp != 0) - ms->button |= (dxp > 0) ? - MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; + if (dxp != 0) { + if (two_finger_scroll && natural_scroll) + ms->button |= (dxp > 0) ? + MOUSE_BUTTON6DOWN : MOUSE_BUTTON7DOWN; + else + ms->button |= (dxp > 0) ? + MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; + } break; } @@ -5641,7 +5656,7 @@ synaptics_sysctl(SYSCTL_HANDLER_ARGS) int error, arg; if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || - oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) + oidp->oid_arg2 > SYNAPTICS_SYSCTL_LAST) return (EINVAL); sc = oidp->oid_arg1; @@ -5730,6 +5745,7 @@ synaptics_sysctl(SYSCTL_HANDLER_ARGS) return (EINVAL); break; case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: + case SYNAPTICS_SYSCTL_NATURAL_SCROLL: if (arg < 0 || arg > 1) return (EINVAL); break; @@ -6122,6 +6138,15 @@ synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, synaptics_sysctl, "I", "Turn off touchpad"); + /* hw.psm.synaptics.natural_scroll. */ + sc->syninfo.natural_scroll = 0; + SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, + SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, + "natural_scroll", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, + sc, SYNAPTICS_SYSCTL_NATURAL_SCROLL, + synaptics_sysctl, "I", + "Enable natural scrolling"); + sc->syninfo.softbuttons_y = 0; sc->syninfo.softbutton2_x = 0; sc->syninfo.softbutton3_x = 0; |