Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / wireless / brcm80211 / brcmfmac / proto.c

diff --git a/kernel/drivers/net/wireless/brcm80211/brcmfmac/proto.c b/kernel/drivers/net/wireless/brcm80211/brcmfmac/proto.c
new file mode 100644 (file)
index 0000000..26b68c3
--- /dev/null
+++ b/kernel/drivers/net/wireless/brcm80211/brcmfmac/proto.c
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2013 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+ #include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/netdevice.h>
+
+#include <brcmu_wifi.h>
+#include "core.h"
+#include "bus.h"
+#include "debug.h"
+#include "proto.h"
+#include "bcdc.h"
+#include "msgbuf.h"
+
+
+int brcmf_proto_attach(struct brcmf_pub *drvr)
+{
+       struct brcmf_proto *proto;
+
+       brcmf_dbg(TRACE, "Enter\n");
+
+       proto = kzalloc(sizeof(*proto), GFP_ATOMIC);
+       if (!proto)
+               goto fail;
+
+       drvr->proto = proto;
+
+       if (drvr->bus_if->proto_type == BRCMF_PROTO_BCDC) {
+               if (brcmf_proto_bcdc_attach(drvr))
+                       goto fail;
+       } else if (drvr->bus_if->proto_type == BRCMF_PROTO_MSGBUF) {
+               if (brcmf_proto_msgbuf_attach(drvr))
+                       goto fail;
+       } else {
+               brcmf_err("Unsupported proto type %d\n",
+                         drvr->bus_if->proto_type);
+               goto fail;
+       }
+       if ((proto->txdata == NULL) || (proto->hdrpull == NULL) ||
+           (proto->query_dcmd == NULL) || (proto->set_dcmd == NULL) ||
+           (proto->configure_addr_mode == NULL) ||
+           (proto->delete_peer == NULL) || (proto->add_tdls_peer == NULL)) {
+               brcmf_err("Not all proto handlers have been installed\n");
+               goto fail;
+       }
+       return 0;
+
+fail:
+       kfree(proto);
+       drvr->proto = NULL;
+       return -ENOMEM;
+}
+
+void brcmf_proto_detach(struct brcmf_pub *drvr)
+{
+       brcmf_dbg(TRACE, "Enter\n");
+
+       if (drvr->proto) {
+               if (drvr->bus_if->proto_type == BRCMF_PROTO_BCDC)
+                       brcmf_proto_bcdc_detach(drvr);
+               else if (drvr->bus_if->proto_type == BRCMF_PROTO_MSGBUF)
+                       brcmf_proto_msgbuf_detach(drvr);
+               kfree(drvr->proto);
+               drvr->proto = NULL;
+       }
+}