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path: root/drivers/net/wireless/brcm80211/brcmfmac/proto.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/proto.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/proto.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/proto.c b/drivers/net/wireless/brcm80211/brcmfmac/proto.c
new file mode 100644
index 000000000000..87eb2bd4c072
--- /dev/null
+++ b/drivers/net/wireless/brcm80211/brcmfmac/proto.c
@@ -0,0 +1,62 @@
+/*
+ * 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 "dhd.h"
+#include "dhd_dbg.h"
+#include "proto.h"
+#include "bcdc.h"
+
+
+int brcmf_proto_attach(struct brcmf_pub *drvr)
+{
+ struct brcmf_proto *proto;
+
+ proto = kzalloc(sizeof(*proto), GFP_ATOMIC);
+ if (!proto)
+ goto fail;
+
+ drvr->proto = proto;
+ /* BCDC protocol is only protocol supported for the moment */
+ if (brcmf_proto_bcdc_attach(drvr))
+ goto fail;
+
+ if ((proto->hdrpush == NULL) || (proto->hdrpull == NULL) ||
+ (proto->query_dcmd == NULL) || (proto->set_dcmd == 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)
+{
+ if (drvr->proto) {
+ brcmf_proto_bcdc_detach(drvr);
+ kfree(drvr->proto);
+ drvr->proto = NULL;
+ }
+}