introduce ujoy(4), a restricted subset of uhid(4) for gamecontrollers.

This includes ujoy_hid_is_collection() to work around limitations of
hid_is_collection() until this can be combined without fallout.

input, testing with 8bitdo controller, and ok brynet@
PS4 controller testing, fix for hid_is_collection, and ok mglocker@

2 files changed, 5 insertions, 2 deletions

diff --git a/sys/arch/powerpc64/conf/GENERIC b/sys/arch/powerpc64/conf/GENERIC
index d874b1e308a..75e26260d84 100644
--- a/sys/arch/powerpc64/conf/GENERIC
+++ b/sys/arch/powerpc64/conf/GENERIC
@@ -1,4 +1,4 @@
-#	$OpenBSD: GENERIC,v 1.22 2020/11/16 19:04:57 kettenis Exp $
+#	$OpenBSD: GENERIC,v 1.23 2021/01/23 05:08:36 thfr Exp $
 #
 # For further information on compiling OpenBSD kernels, see the config(8)
 # man page.
@@ -126,6 +126,7 @@ uslhcom* at uhidev?		# Silicon Labs CP2110 USB HID UART
 ucom*	at uslhcom?
 uhid*	at uhidev?		# USB generic HID support
 fido*	at uhidev?		# FIDO/U2F security key support
+ujoy*	at uhidev?		# USB joystick/gamecontroller support
 upd*	at uhidev?		# USB Power Devices sensors
 umstc*	at uhidev?		# Microsoft Surface Type Cover
 aue*	at uhub?		# ADMtek AN986 Pegasus Ethernet
diff --git a/sys/arch/powerpc64/powerpc64/conf.c b/sys/arch/powerpc64/powerpc64/conf.c
index 060e7501cd1..4f6b805b142 100644
--- a/sys/arch/powerpc64/powerpc64/conf.c
+++ b/sys/arch/powerpc64/powerpc64/conf.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: conf.c,v 1.10 2020/10/24 21:06:56 kettenis Exp $	*/
+/*	$OpenBSD: conf.c,v 1.11 2021/01/23 05:08:36 thfr Exp $	*/
 
 /*-
  * Copyright (c) 1991 The Regents of the University of California.
@@ -64,6 +64,7 @@ cdev_decl(com);
 #include "drm.h"
 #include "dt.h"
 #include "fido.h"
+#include "ujoy.h"
 #include "fuse.h"
 #include "hotplug.h"
 #include "ipmi.h"
@@ -203,6 +204,7 @@ struct cdevsw cdevsw[] =
 #else
 	cdev_notdef(),			/* 93 */
 #endif
+	cdev_ujoy_init(NUJOY,ujoy),	/* 94: USB joystick/gamecontroller */
 };
 int	nchrdev = nitems(cdevsw);