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openwrtv3/package/kernel/mac80211/patches/357-0003-brcmfmac-move-pno-helper-functions-in-separate-sourc.patch
Rafał Miłecki 863a06b0a4 mac80211: brcmfmac: backport scheduled scan cleanup and chip support 
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
2017-02-02 09:49:35 +01:00

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From ac55136f43d3336c7b40238b779c404008229929 Mon Sep 17 00:00:00 2001
From: Arend Van Spriel <arend.vanspriel@broadcom.com>
Date: Wed, 23 Nov 2016 10:25:22 +0000
Subject: [PATCH] brcmfmac: move pno helper functions in separate source file
Introducing new source file for pno related functionality. Moving
existing pno functions.
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
.../wireless/broadcom/brcm80211/brcmfmac/Makefile | 3 +-
.../broadcom/brcm80211/brcmfmac/cfg80211.c | 93 ++-----------------
.../net/wireless/broadcom/brcm80211/brcmfmac/pno.c | 100 +++++++++++++++++++++
.../net/wireless/broadcom/brcm80211/brcmfmac/pno.h | 40 +++++++++
4 files changed, 150 insertions(+), 86 deletions(-)
create mode 100644 drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
create mode 100644 drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
@@ -35,7 +35,8 @@ brcmfmac-objs += \
firmware.o \
feature.o \
btcoex.o \
- vendor.o
+ vendor.o \
+ pno.o
brcmfmac-$(CPTCFG_BRCMFMAC_PROTO_BCDC) += \
bcdc.o
brcmfmac-$(CPTCFG_BRCMFMAC_PROTO_MSGBUF) += \
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -32,6 +32,7 @@
#include "fwil_types.h"
#include "p2p.h"
#include "btcoex.h"
+#include "pno.h"
#include "cfg80211.h"
#include "feature.h"
#include "fwil.h"
@@ -41,16 +42,6 @@
#include "common.h"
#define BRCMF_SCAN_IE_LEN_MAX 2048
-#define BRCMF_PNO_VERSION 2
-#define BRCMF_PNO_TIME 30
-#define BRCMF_PNO_REPEAT 4
-#define BRCMF_PNO_FREQ_EXPO_MAX 3
-#define BRCMF_PNO_MAX_PFN_COUNT 16
-#define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6
-#define BRCMF_PNO_HIDDEN_BIT 2
-#define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF
-#define BRCMF_PNO_SCAN_COMPLETE 1
-#define BRCMF_PNO_SCAN_INCOMPLETE 0
#define WPA_OUI "\x00\x50\xF2" /* WPA OUI */
#define WPA_OUI_TYPE 1
@@ -3323,76 +3314,6 @@ out_err:
return err;
}
-static int brcmf_dev_pno_clean(struct net_device *ndev)
-{
- int ret;
-
- /* Disable pfn */
- ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0);
- if (ret == 0) {
- /* clear pfn */
- ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear",
- NULL, 0);
- }
- if (ret < 0)
- brcmf_err("failed code %d\n", ret);
-
- return ret;
-}
-
-static int brcmf_dev_pno_config(struct brcmf_if *ifp,
- struct cfg80211_sched_scan_request *request)
-{
- struct brcmf_pno_param_le pfn_param;
- struct brcmf_pno_macaddr_le pfn_mac;
- s32 err;
- u8 *mac_mask;
- int i;
-
- memset(&pfn_param, 0, sizeof(pfn_param));
- pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION);
-
- /* set extra pno params */
- pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT);
- pfn_param.repeat = BRCMF_PNO_REPEAT;
- pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX;
-
- /* set up pno scan fr */
- pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME);
-
- err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param,
- sizeof(pfn_param));
- if (err) {
- brcmf_err("pfn_set failed, err=%d\n", err);
- return err;
- }
-
- /* Find out if mac randomization should be turned on */
- if (!(request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR))
- return 0;
-
- pfn_mac.version = BRCMF_PFN_MACADDR_CFG_VER;
- pfn_mac.flags = BRCMF_PFN_MAC_OUI_ONLY | BRCMF_PFN_SET_MAC_UNASSOC;
-
- memcpy(pfn_mac.mac, request->mac_addr, ETH_ALEN);
- mac_mask = request->mac_addr_mask;
- for (i = 0; i < ETH_ALEN; i++) {
- pfn_mac.mac[i] &= mac_mask[i];
- pfn_mac.mac[i] |= get_random_int() & ~(mac_mask[i]);
- }
- /* Clear multi bit */
- pfn_mac.mac[0] &= 0xFE;
- /* Set locally administered */
- pfn_mac.mac[0] |= 0x02;
-
- err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac,
- sizeof(pfn_mac));
- if (err)
- brcmf_err("pfn_macaddr failed, err=%d\n", err);
-
- return err;
-}
-
static int
brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy,
struct net_device *ndev,
@@ -3436,15 +3357,16 @@ brcmf_cfg80211_sched_scan_start(struct w
if (request->n_match_sets > 0) {
/* clean up everything */
- ret = brcmf_dev_pno_clean(ndev);
+ ret = brcmf_pno_clean(ifp);
if (ret < 0) {
brcmf_err("failed error=%d\n", ret);
return ret;
}
/* configure pno */
- if (brcmf_dev_pno_config(ifp, request))
- return -EINVAL;
+ ret = brcmf_pno_config(ifp, request);
+ if (ret < 0)
+ return ret;
/* configure each match set */
for (i = 0; i < request->n_match_sets; i++) {
@@ -3486,11 +3408,12 @@ static int brcmf_cfg80211_sched_scan_sto
struct net_device *ndev)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+ struct brcmf_if *ifp = netdev_priv(ndev);
brcmf_dbg(SCAN, "enter\n");
- brcmf_dev_pno_clean(ndev);
+ brcmf_pno_clean(ifp);
if (cfg->sched_escan)
- brcmf_notify_escan_complete(cfg, netdev_priv(ndev), true, true);
+ brcmf_notify_escan_complete(cfg, ifp, true, true);
return 0;
}
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2016 Broadcom
+ *
+ * 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/netdevice.h>
+#include <net/cfg80211.h>
+
+#include "core.h"
+#include "debug.h"
+#include "pno.h"
+#include "fwil.h"
+#include "fwil_types.h"
+
+#define BRCMF_PNO_VERSION 2
+#define BRCMF_PNO_TIME 30
+#define BRCMF_PNO_REPEAT 4
+#define BRCMF_PNO_FREQ_EXPO_MAX 3
+#define BRCMF_PNO_ENABLE_ADAPTSCAN_BIT 6
+#define BRCMF_PNO_SCAN_INCOMPLETE 0
+
+int brcmf_pno_clean(struct brcmf_if *ifp)
+{
+ int ret;
+
+ /* Disable pfn */
+ ret = brcmf_fil_iovar_int_set(ifp, "pfn", 0);
+ if (ret == 0) {
+ /* clear pfn */
+ ret = brcmf_fil_iovar_data_set(ifp, "pfnclear", NULL, 0);
+ }
+ if (ret < 0)
+ brcmf_err("failed code %d\n", ret);
+
+ return ret;
+}
+
+int brcmf_pno_config(struct brcmf_if *ifp,
+ struct cfg80211_sched_scan_request *request)
+{
+ struct brcmf_pno_param_le pfn_param;
+ struct brcmf_pno_macaddr_le pfn_mac;
+ s32 err;
+ u8 *mac_mask;
+ int i;
+
+ memset(&pfn_param, 0, sizeof(pfn_param));
+ pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION);
+
+ /* set extra pno params */
+ pfn_param.flags = cpu_to_le16(1 << BRCMF_PNO_ENABLE_ADAPTSCAN_BIT);
+ pfn_param.repeat = BRCMF_PNO_REPEAT;
+ pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX;
+
+ /* set up pno scan fr */
+ pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME);
+
+ err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param,
+ sizeof(pfn_param));
+ if (err) {
+ brcmf_err("pfn_set failed, err=%d\n", err);
+ return err;
+ }
+
+ /* Find out if mac randomization should be turned on */
+ if (!(request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR))
+ return 0;
+
+ pfn_mac.version = BRCMF_PFN_MACADDR_CFG_VER;
+ pfn_mac.flags = BRCMF_PFN_MAC_OUI_ONLY | BRCMF_PFN_SET_MAC_UNASSOC;
+
+ memcpy(pfn_mac.mac, request->mac_addr, ETH_ALEN);
+ mac_mask = request->mac_addr_mask;
+ for (i = 0; i < ETH_ALEN; i++) {
+ pfn_mac.mac[i] &= mac_mask[i];
+ pfn_mac.mac[i] |= get_random_int() & ~(mac_mask[i]);
+ }
+ /* Clear multi bit */
+ pfn_mac.mac[0] &= 0xFE;
+ /* Set locally administered */
+ pfn_mac.mac[0] |= 0x02;
+
+ err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac,
+ sizeof(pfn_mac));
+ if (err)
+ brcmf_err("pfn_macaddr failed, err=%d\n", err);
+
+ return err;
+}
+
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2016 Broadcom
+ *
+ * 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 _BRCMF_PNO_H
+#define _BRCMF_PNO_H
+
+#define BRCMF_PNO_SCAN_COMPLETE 1
+#define BRCMF_PNO_WPA_AUTH_ANY 0xFFFFFFFF
+#define BRCMF_PNO_HIDDEN_BIT 2
+#define BRCMF_PNO_MAX_PFN_COUNT 16
+
+/**
+ * brcmf_pno_clean - disable and clear pno in firmware.
+ *
+ * @ifp: interface object used.
+ */
+int brcmf_pno_clean(struct brcmf_if *ifp);
+
+/**
+ * brcmf_pno_config - configure pno parameters.
+ *
+ * @ifp: interface object used.
+ * @request: scheduled scan parameters.
+ */
+int brcmf_pno_config(struct brcmf_if *ifp,
+ struct cfg80211_sched_scan_request *request);
+
+#endif /* _BRCMF_PNO_H */
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