diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/proto.c')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/proto.c | 62 | 
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 00000000000..b6b46418494 --- /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->txdata == 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; +	} +}  | 
