brcmfmac: replace cfg80211 testmode with vendor command

Passing a pointer from user space and using it directly in driver is not a
preferable behavior. Switch to cfg80211 vendor mode for dongle command for
better cross platform compatibility.

Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 64 insertions, 0 deletions

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/vendor.h b/drivers/net/wireless/brcm80211/brcmfmac/vendor.h
new file mode 100644
index 000000000000..061b7bfa2e1c
--- /dev/null
+++ b/drivers/net/wireless/brcm80211/brcmfmac/vendor.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2014 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.
+ */
+
+#ifndef _vendor_h_
+#define _vendor_h_
+
+#define BROADCOM_OUI	0x001018
+
+enum brcmf_vndr_cmds {
+	BRCMF_VNDR_CMDS_UNSPEC,
+	BRCMF_VNDR_CMDS_DCMD,
+	BRCMF_VNDR_CMDS_LAST
+};
+
+/**
+ * enum brcmf_nlattrs - nl80211 message attributes
+ *
+ * @BRCMF_NLATTR_LEN: message body length
+ * @BRCMF_NLATTR_DATA: message body
+ */
+enum brcmf_nlattrs {
+	BRCMF_NLATTR_UNSPEC,
+
+	BRCMF_NLATTR_LEN,
+	BRCMF_NLATTR_DATA,
+
+	__BRCMF_NLATTR_AFTER_LAST,
+	BRCMF_NLATTR_MAX = __BRCMF_NLATTR_AFTER_LAST - 1
+};
+
+/**
+ * struct brcmf_vndr_dcmd_hdr - message header for cfg80211 vendor command dcmd
+ *				support
+ *
+ * @cmd: common dongle cmd definition
+ * @len: length of expecting return buffer
+ * @offset: offset of data buffer
+ * @set: get or set request(optional)
+ * @magic: magic number for verification
+ */
+struct brcmf_vndr_dcmd_hdr {
+	uint cmd;
+	int len;
+	uint offset;
+	uint set;
+	uint magic;
+};
+
+extern const struct wiphy_vendor_command brcmf_vendor_cmds[];
+
+#endif /* _vendor_h_ */