1 files changed, 85 insertions, 0 deletions
diff --git a/freebsd/sys/dev/rtwn/rtl8821a/usb/r21au_init.c b/freebsd/sys/dev/rtwn/rtl8821a/usb/r21au_init.c
new file mode 100644
index 00000000..484d2dad
--- /dev/null
+++ b/freebsd/sys/dev/rtwn/rtl8821a/usb/r21au_init.c
@@ -0,0 +1,85 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/local/opt_wlan.h>
+
+#include <rtems/bsd/sys/param.h>
+#include <rtems/bsd/sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/mbuf.h>
+#include <sys/kernel.h>
+#include <sys/socket.h>
+#include <sys/systm.h>
+#include <sys/malloc.h>
+#include <sys/queue.h>
+#include <sys/taskqueue.h>
+#include <sys/bus.h>
+#include <sys/endian.h>
+#include <sys/linker.h>
+
+#include <net/if.h>
+#include <net/ethernet.h>
+#include <net/if_media.h>
+
+#include <net80211/ieee80211_var.h>
+#include <net80211/ieee80211_radiotap.h>
+
+#include <dev/rtwn/if_rtwnvar.h>
+
+#include <dev/rtwn/usb/rtwn_usb_var.h>
+
+#include <dev/rtwn/rtl8192c/usb/r92cu.h>
+
+#include <dev/rtwn/rtl8821a/usb/r21au.h>
+#include <dev/rtwn/rtl8821a/usb/r21au_reg.h>
+
+
+void
+r21au_init_tx_agg(struct rtwn_softc *sc)
+{
+	struct rtwn_usb_softc *uc = RTWN_USB_SOFTC(sc);
+
+	r92cu_init_tx_agg(sc);
+
+	rtwn_write_1(sc, R21A_DWBCN1_CTRL, uc->tx_agg_desc_num << 1);
+}
+
+void
+r21au_init_burstlen(struct rtwn_softc *sc)
+{
+	if ((rtwn_read_1(sc, R92C_USB_INFO) & 0x30) == 0) {
+		/* Set burst packet length to 512 B. */
+		rtwn_setbits_1(sc, R12A_RXDMA_PRO, 0x20, 0x1e);
+	} else {
+		/* Set burst packet length to 64 B. */
+		rtwn_setbits_1(sc, R12A_RXDMA_PRO, 0x10, 0x2e);
+	}
+}