Author: gonzo
Date: Sat Oct 22 02:15:39 2016
New Revision: 307764
URL: https://svnweb.freebsd.org/changeset/base/307764

Log:
  MFC r306132, r306275:
  
  r306132:
  Add evdev support to ukbd driver
  
  event generation is disabled by default in favour of kbdmux. This
  behavoiur is controlled by kern.evdev.rcpt_mask sysctl, bit 3 should
  be set to give priority to hw over mux
  
  Submitted by: Vladimir Kondratiev <w...@cicgroup.ru>
  Reviewed by:  hans
  Differential Revision:        https://reviews.freebsd.org/D7957
  
  r306275:
  Do not perform extra check for NULL, evdev_free can handle NULL value
  
  Submitted by: Vladimir Kondratiev <w...@cicgroup.ru>

Modified:
  stable/11/sys/dev/usb/input/ukbd.c
  stable/11/sys/modules/usb/ukbd/Makefile
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/usb/input/ukbd.c
==============================================================================
--- stable/11/sys/dev/usb/input/ukbd.c  Sat Oct 22 02:11:53 2016        
(r307763)
+++ stable/11/sys/dev/usb/input/ukbd.c  Sat Oct 22 02:15:39 2016        
(r307764)
@@ -40,6 +40,7 @@ __FBSDID("$FreeBSD$");
 #include "opt_compat.h"
 #include "opt_kbd.h"
 #include "opt_ukbd.h"
+#include "opt_evdev.h"
 
 #include <sys/stdint.h>
 #include <sys/stddef.h>
@@ -73,6 +74,11 @@ __FBSDID("$FreeBSD$");
 
 #include <dev/usb/quirk/usb_quirk.h>
 
+#ifdef EVDEV
+#include <dev/evdev/input.h>
+#include <dev/evdev/evdev.h>
+#endif
+
 #include <sys/ioccom.h>
 #include <sys/filio.h>
 #include <sys/tty.h>
@@ -162,6 +168,9 @@ struct ukbd_softc {
        struct usb_device *sc_udev;
        struct usb_interface *sc_iface;
        struct usb_xfer *sc_xfer[UKBD_N_TRANSFER];
+#ifdef EVDEV
+       struct evdev_dev *sc_evdev;
+#endif
 
        uint32_t sc_ntime[UKBD_NKEYCODE];
        uint32_t sc_otime[UKBD_NKEYCODE];
@@ -377,6 +386,12 @@ static device_attach_t ukbd_attach;
 static device_detach_t ukbd_detach;
 static device_resume_t ukbd_resume;
 
+#ifdef EVDEV
+static struct evdev_methods ukbd_evdev_methods = {
+       .ev_event = evdev_ev_kbd_event,
+};
+#endif
+
 static uint8_t
 ukbd_any_key_pressed(struct ukbd_softc *sc)
 {
@@ -405,6 +420,14 @@ ukbd_put_key(struct ukbd_softc *sc, uint
        DPRINTF("0x%02x (%d) %s\n", key, key,
            (key & KEY_RELEASE) ? "released" : "pressed");
 
+#ifdef EVDEV
+       if (evdev_rcpt_mask & EVDEV_RCPT_HW_KBD && sc->sc_evdev != NULL) {
+               evdev_push_event(sc->sc_evdev, EV_KEY,
+                   evdev_hid2key(KEY_INDEX(key)), !(key & KEY_RELEASE));
+               evdev_sync(sc->sc_evdev);
+       }
+#endif
+
        if (sc->sc_inputs < UKBD_IN_BUF_SIZE) {
                sc->sc_input[sc->sc_inputtail] = key;
                ++(sc->sc_inputs);
@@ -918,6 +941,11 @@ ukbd_set_leds_callback(struct usb_xfer *
                if (!any)
                        break;
 
+#ifdef EVDEV
+               if (sc->sc_evdev != NULL)
+                       evdev_push_leds(sc->sc_evdev, sc->sc_leds);
+#endif
+
                /* range check output report length */
                len = sc->sc_led_size;
                if (len > (UKBD_BUFFER_SIZE - 1))
@@ -1193,6 +1221,10 @@ ukbd_attach(device_t dev)
        usb_error_t err;
        uint16_t n;
        uint16_t hid_len;
+#ifdef EVDEV
+       struct evdev_dev *evdev;
+       int i;
+#endif
 #ifdef USB_DEBUG
        int rate;
 #endif
@@ -1307,6 +1339,37 @@ ukbd_attach(device_t dev)
                goto detach;
        }
 #endif
+
+#ifdef EVDEV
+       evdev = evdev_alloc();
+       evdev_set_name(evdev, device_get_desc(dev));
+       evdev_set_phys(evdev, device_get_nameunit(dev));
+       evdev_set_id(evdev, BUS_USB, uaa->info.idVendor,
+          uaa->info.idProduct, 0);
+       evdev_set_serial(evdev, usb_get_serial(uaa->device));
+       evdev_set_methods(evdev, kbd, &ukbd_evdev_methods);
+       evdev_support_event(evdev, EV_SYN);
+       evdev_support_event(evdev, EV_KEY);
+       if (sc->sc_flags & (UKBD_FLAG_NUMLOCK | UKBD_FLAG_CAPSLOCK |
+                           UKBD_FLAG_SCROLLLOCK))
+               evdev_support_event(evdev, EV_LED);
+       evdev_support_event(evdev, EV_REP);
+
+       for (i = 0x00; i <= 0xFF; i++)
+               evdev_support_key(evdev, evdev_hid2key(i));
+       if (sc->sc_flags & UKBD_FLAG_NUMLOCK)
+               evdev_support_led(evdev, LED_NUML);
+       if (sc->sc_flags & UKBD_FLAG_CAPSLOCK)
+               evdev_support_led(evdev, LED_CAPSL);
+       if (sc->sc_flags & UKBD_FLAG_SCROLLLOCK)
+               evdev_support_led(evdev, LED_SCROLLL);
+
+       if (evdev_register(evdev))
+               evdev_free(evdev);
+       else
+               sc->sc_evdev = evdev;
+#endif
+
        sc->sc_flags |= UKBD_FLAG_ATTACHED;
 
        if (bootverbose) {
@@ -1377,6 +1440,11 @@ ukbd_detach(device_t dev)
                }
        }
 #endif
+
+#ifdef EVDEV
+       evdev_free(sc->sc_evdev);
+#endif
+
        if (KBD_IS_CONFIGURED(&sc->sc_kbd)) {
                error = kbd_unregister(&sc->sc_kbd);
                if (error) {
@@ -1908,6 +1976,10 @@ ukbd_ioctl_locked(keyboard_t *kbd, u_lon
                else
                        kbd->kb_delay1 = ((int *)arg)[0];
                kbd->kb_delay2 = ((int *)arg)[1];
+#ifdef EVDEV
+               if (sc->sc_evdev != NULL)
+                       evdev_push_repeats(sc->sc_evdev, kbd);
+#endif
                return (0);
 
 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
@@ -2056,6 +2128,9 @@ ukbd_set_leds(struct ukbd_softc *sc, uin
 static int
 ukbd_set_typematic(keyboard_t *kbd, int code)
 {
+#ifdef EVDEV
+       struct ukbd_softc *sc = kbd->kb_data;
+#endif
        static const int delays[] = {250, 500, 750, 1000};
        static const int rates[] = {34, 38, 42, 46, 50, 55, 59, 63,
                68, 76, 84, 92, 100, 110, 118, 126,
@@ -2067,6 +2142,10 @@ ukbd_set_typematic(keyboard_t *kbd, int 
        }
        kbd->kb_delay1 = delays[(code >> 5) & 3];
        kbd->kb_delay2 = rates[code & 0x1f];
+#ifdef EVDEV
+       if (sc->sc_evdev != NULL)
+               evdev_push_repeats(sc->sc_evdev, kbd);
+#endif
        return (0);
 }
 

Modified: stable/11/sys/modules/usb/ukbd/Makefile
==============================================================================
--- stable/11/sys/modules/usb/ukbd/Makefile     Sat Oct 22 02:11:53 2016        
(r307763)
+++ stable/11/sys/modules/usb/ukbd/Makefile     Sat Oct 22 02:15:39 2016        
(r307764)
@@ -30,7 +30,7 @@ S=     ${.CURDIR}/../../..
 .PATH: $S/dev/usb/input
 
 KMOD=  ukbd
-SRCS=  opt_bus.h opt_compat.h opt_kbd.h opt_ukbd.h opt_usb.h \
+SRCS=  opt_bus.h opt_compat.h opt_evdev.h opt_kbd.h opt_ukbd.h opt_usb.h \
        device_if.h bus_if.h usb_if.h usbdevs.h \
        ukbd.c
 
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