wifi: brcmfmac: export firmware interface functions

With multi-vendor support the vendor-specific module may need to use
the firmware interface functions so export them using the macro
BRCMF_EXPORT_SYMBOL_GPL() which exports them to driver namespace.

Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240103095704.135651-2-arend.vanspriel@broadcom.com

5 files changed, 121 insertions, 129 deletions

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 52df03243c9f..21096cff0c72 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -3080,7 +3080,7 @@ brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp,
 	struct brcmf_scb_val_le scbval;
 	struct brcmf_pktcnt_le pktcnt;
 	s32 err;
-	u32 rate;
+	u32 rate = 0;
 	u32 rssi;
 
 	/* Get the current tx rate */
@@ -7268,7 +7268,7 @@ static int brcmf_setup_wiphybands(struct brcmf_cfg80211_info *cfg)
 	u32 nmode = 0;
 	u32 vhtmode = 0;
 	u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT };
-	u32 rxchain;
+	u32 rxchain = 0;
 	u32 nchain;
 	int err;
 	s32 i;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index f599d5f896e8..a92f78026cfd 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -691,7 +691,7 @@ static int brcmf_net_mon_open(struct net_device *ndev)
 {
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_pub *drvr = ifp->drvr;
-	u32 monitor;
+	u32 monitor = 0;
 	int err;
 
 	brcmf_dbg(TRACE, "Enter\n");
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c
index 6d10c9efbe93..7348f73680d6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c
@@ -183,7 +183,7 @@ static void brcmf_feat_wlc_version_overrides(struct brcmf_pub *drv)
 static void brcmf_feat_iovar_int_get(struct brcmf_if *ifp,
 				     enum brcmf_feat_id id, char *name)
 {
-	u32 data;
+	u32 data = 0;
 	int err;
 
 	/* we need to know firmware error */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c
index 72fe8bce6eaf..2aec7d2abd52 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c
@@ -142,6 +142,7 @@ brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len)
 
 	return err;
 }
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_cmd_data_set);
 
 s32
 brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len)
@@ -160,36 +161,7 @@ brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len)
 
 	return err;
 }
-
-
-s32
-brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data)
-{
-	s32 err;
-	__le32 data_le = cpu_to_le32(data);
-
-	mutex_lock(&ifp->drvr->proto_block);
-	brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, data);
-	err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), true);
-	mutex_unlock(&ifp->drvr->proto_block);
-
-	return err;
-}
-
-s32
-brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data)
-{
-	s32 err;
-	__le32 data_le = cpu_to_le32(*data);
-
-	mutex_lock(&ifp->drvr->proto_block);
-	err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), false);
-	mutex_unlock(&ifp->drvr->proto_block);
-	*data = le32_to_cpu(data_le);
-	brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, *data);
-
-	return err;
-}
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_cmd_data_get);
 
 static u32
 brcmf_create_iovar(const char *name, const char *data, u32 datalen,
@@ -270,26 +242,7 @@ brcmf_fil_iovar_data_get(struct brcmf_if *ifp, const char *name, void *data,
 	mutex_unlock(&drvr->proto_block);
 	return err;
 }
-
-s32
-brcmf_fil_iovar_int_set(struct brcmf_if *ifp, const char *name, u32 data)
-{
-	__le32 data_le = cpu_to_le32(data);
-
-	return brcmf_fil_iovar_data_set(ifp, name, &data_le, sizeof(data_le));
-}
-
-s32
-brcmf_fil_iovar_int_get(struct brcmf_if *ifp, const char *name, u32 *data)
-{
-	__le32 data_le = cpu_to_le32(*data);
-	s32 err;
-
-	err = brcmf_fil_iovar_data_get(ifp, name, &data_le, sizeof(data_le));
-	if (err == 0)
-		*data = le32_to_cpu(data_le);
-	return err;
-}
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_iovar_data_get);
 
 static u32
 brcmf_create_bsscfg(s32 bsscfgidx, const char *name, char *data, u32 datalen,
@@ -364,6 +317,7 @@ brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, const char *name,
 	mutex_unlock(&drvr->proto_block);
 	return err;
 }
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_bsscfg_data_set);
 
 s32
 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name,
@@ -394,28 +348,7 @@ brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name,
 	mutex_unlock(&drvr->proto_block);
 	return err;
 }
-
-s32
-brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, const char *name, u32 data)
-{
-	__le32 data_le = cpu_to_le32(data);
-
-	return brcmf_fil_bsscfg_data_set(ifp, name, &data_le,
-					 sizeof(data_le));
-}
-
-s32
-brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, const char *name, u32 *data)
-{
-	__le32 data_le = cpu_to_le32(*data);
-	s32 err;
-
-	err = brcmf_fil_bsscfg_data_get(ifp, name, &data_le,
-					sizeof(data_le));
-	if (err == 0)
-		*data = le32_to_cpu(data_le);
-	return err;
-}
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_bsscfg_data_get);
 
 static u32 brcmf_create_xtlv(const char *name, u16 id, char *data, u32 len,
 			     char *buf, u32 buflen)
@@ -465,6 +398,7 @@ s32 brcmf_fil_xtlv_data_set(struct brcmf_if *ifp, const char *name, u16 id,
 	mutex_unlock(&drvr->proto_block);
 	return err;
 }
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_xtlv_data_set);
 
 s32 brcmf_fil_xtlv_data_get(struct brcmf_if *ifp, const char *name, u16 id,
 			    void *data, u32 len)
@@ -494,39 +428,4 @@ s32 brcmf_fil_xtlv_data_get(struct brcmf_if *ifp, const char *name, u16 id,
 	mutex_unlock(&drvr->proto_block);
 	return err;
 }
-
-s32 brcmf_fil_xtlv_int_set(struct brcmf_if *ifp, const char *name, u16 id, u32 data)
-{
-	__le32 data_le = cpu_to_le32(data);
-
-	return brcmf_fil_xtlv_data_set(ifp, name, id, &data_le,
-					 sizeof(data_le));
-}
-
-s32 brcmf_fil_xtlv_int_get(struct brcmf_if *ifp, const char *name, u16 id, u32 *data)
-{
-	__le32 data_le = cpu_to_le32(*data);
-	s32 err;
-
-	err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le));
-	if (err == 0)
-		*data = le32_to_cpu(data_le);
-	return err;
-}
-
-s32 brcmf_fil_xtlv_int8_get(struct brcmf_if *ifp, const char *name, u16 id, u8 *data)
-{
-	return brcmf_fil_xtlv_data_get(ifp, name, id, data, sizeof(*data));
-}
-
-s32 brcmf_fil_xtlv_int16_get(struct brcmf_if *ifp, const char *name, u16 id, u16 *data)
-{
-	__le16 data_le = cpu_to_le16(*data);
-	s32 err;
-
-	err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le));
-	if (err == 0)
-		*data = le16_to_cpu(data_le);
-	return err;
-}
-
+BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_xtlv_data_get);
\ No newline at end of file
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h
index bc693157c4b1..a315a7fac6a0 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h
@@ -81,29 +81,122 @@
 
 s32 brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len);
 s32 brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len);
-s32 brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data);
-s32 brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data);
+static inline
+s32 brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data)
+{
+	s32 err;
+	__le32 data_le = cpu_to_le32(data);
 
-s32 brcmf_fil_iovar_data_set(struct brcmf_if *ifp, const char *name, const void *data,
-			     u32 len);
+	brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, data);
+	err = brcmf_fil_cmd_data_set(ifp, cmd, &data_le, sizeof(data_le));
+
+	return err;
+}
+static inline
+s32 brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data)
+{
+	s32 err;
+	__le32 data_le = cpu_to_le32(*data);
+
+	err = brcmf_fil_cmd_data_get(ifp, cmd, &data_le, sizeof(data_le));
+	if (err == 0)
+		*data = le32_to_cpu(data_le);
+	brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, *data);
+
+	return err;
+}
+
+s32 brcmf_fil_iovar_data_set(struct brcmf_if *ifp, const char *name,
+			     const void *data, u32 len);
 s32 brcmf_fil_iovar_data_get(struct brcmf_if *ifp, const char *name, void *data,
 			     u32 len);
-s32 brcmf_fil_iovar_int_set(struct brcmf_if *ifp, const char *name, u32 data);
-s32 brcmf_fil_iovar_int_get(struct brcmf_if *ifp, const char *name, u32 *data);
-
-s32 brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, const char *name, void *data,
-			      u32 len);
-s32 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name, void *data,
-			      u32 len);
-s32 brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, const char *name, u32 data);
-s32 brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, const char *name, u32 *data);
+static inline
+s32 brcmf_fil_iovar_int_set(struct brcmf_if *ifp, const char *name, u32 data)
+{
+	__le32 data_le = cpu_to_le32(data);
+
+	return brcmf_fil_iovar_data_set(ifp, name, &data_le, sizeof(data_le));
+}
+static inline
+s32 brcmf_fil_iovar_int_get(struct brcmf_if *ifp, const char *name, u32 *data)
+{
+	__le32 data_le = cpu_to_le32(*data);
+	s32 err;
+
+	err = brcmf_fil_iovar_data_get(ifp, name, &data_le, sizeof(data_le));
+	if (err == 0)
+		*data = le32_to_cpu(data_le);
+	return err;
+}
+
+
+s32 brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, const char *name,
+			      void *data, u32 len);
+s32 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name,
+			      void *data, u32 len);
+static inline
+s32 brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, const char *name, u32 data)
+{
+	__le32 data_le = cpu_to_le32(data);
+
+	return brcmf_fil_bsscfg_data_set(ifp, name, &data_le,
+					 sizeof(data_le));
+}
+static inline
+s32 brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, const char *name, u32 *data)
+{
+	__le32 data_le = cpu_to_le32(*data);
+	s32 err;
+
+	err = brcmf_fil_bsscfg_data_get(ifp, name, &data_le,
+					sizeof(data_le));
+	if (err == 0)
+		*data = le32_to_cpu(data_le);
+	return err;
+}
+
 s32 brcmf_fil_xtlv_data_set(struct brcmf_if *ifp, const char *name, u16 id,
 			    void *data, u32 len);
 s32 brcmf_fil_xtlv_data_get(struct brcmf_if *ifp, const char *name, u16 id,
 			    void *data, u32 len);
-s32 brcmf_fil_xtlv_int_set(struct brcmf_if *ifp, const char *name, u16 id, u32 data);
-s32 brcmf_fil_xtlv_int_get(struct brcmf_if *ifp, const char *name, u16 id, u32 *data);
-s32 brcmf_fil_xtlv_int8_get(struct brcmf_if *ifp, const char *name, u16 id, u8 *data);
-s32 brcmf_fil_xtlv_int16_get(struct brcmf_if *ifp, const char *name, u16 id, u16 *data);
+static inline
+s32 brcmf_fil_xtlv_int_set(struct brcmf_if *ifp, const char *name, u16 id,
+			   u32 data)
+{
+	__le32 data_le = cpu_to_le32(data);
+
+	return brcmf_fil_xtlv_data_set(ifp, name, id, &data_le,
+					 sizeof(data_le));
+}
+static inline
+s32 brcmf_fil_xtlv_int_get(struct brcmf_if *ifp, const char *name, u16 id,
+			   u32 *data)
+{
+	__le32 data_le = cpu_to_le32(*data);
+	s32 err;
+
+	err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le));
+	if (err == 0)
+		*data = le32_to_cpu(data_le);
+	return err;
+}
+static inline
+s32 brcmf_fil_xtlv_int8_get(struct brcmf_if *ifp, const char *name, u16 id,
+			    u8 *data)
+{
+	return brcmf_fil_xtlv_data_get(ifp, name, id, data, sizeof(*data));
+}
+static inline
+s32 brcmf_fil_xtlv_int16_get(struct brcmf_if *ifp, const char *name, u16 id,
+			     u16 *data)
+{
+	__le16 data_le = cpu_to_le16(*data);
+	s32 err;
+
+	err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le));
+	if (err == 0)
+		*data = le16_to_cpu(data_le);
+	return err;
+}
 
 #endif /* _fwil_h_ */