From: Rafał Miłecki <[email protected]>

This function is called by USB and SDIO only, both using BCDC & FW
Signalling. Move it out of core.c to make this file more generic and
allow making fwsignal optional in the future.

Signed-off-by: Rafał Miłecki <[email protected]>
---
V2: Make code with this patch compile when not based on top of (to be dropped)
[PATCH 4.12] brcmfmac: get rid of brcmf_txflowblock helper function
---
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h |  3 ---
 .../net/wireless/broadcom/brcm80211/brcmfmac/core.c    | 18 ------------------
 .../wireless/broadcom/brcm80211/brcmfmac/fwsignal.c    | 18 ++++++++++++++++++
 .../wireless/broadcom/brcm80211/brcmfmac/fwsignal.h    |  9 +++++++++
 .../net/wireless/broadcom/brcm80211/brcmfmac/sdio.c    |  3 ++-
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c |  3 ++-
 6 files changed, 31 insertions(+), 23 deletions(-)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
index 76693df34742..059e40fdc3d5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
@@ -232,9 +232,6 @@ void brcmf_dev_reset(struct device *dev);
 /* Indication from bus module to change flow-control state */
 void brcmf_txflowblock(struct device *dev, bool state);
 
-/* Notify the bus has transferred the tx packet to firmware */
-void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success);
-
 /* Configure the "global" bus state used by upper layers */
 void brcmf_bus_change_state(struct brcmf_bus *bus, enum brcmf_bus_state state);
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index 2f2f3a5ad86a..45ed24049b37 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -393,24 +393,6 @@ void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff 
*txp, bool success)
        brcmu_pkt_buf_free_skb(txp);
 }
 
-void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success)
-{
-       struct brcmf_bus *bus_if = dev_get_drvdata(dev);
-       struct brcmf_pub *drvr = bus_if->drvr;
-       struct brcmf_if *ifp;
-
-       /* await txstatus signal for firmware if active */
-       if (brcmf_fws_fc_active(drvr->fws)) {
-               if (!success)
-                       brcmf_fws_bustxfail(drvr->fws, txp);
-       } else {
-               if (brcmf_proto_hdrpull(drvr, false, txp, &ifp))
-                       brcmu_pkt_buf_free_skb(txp);
-               else
-                       brcmf_txfinalize(ifp, txp, success);
-       }
-}
-
 static void brcmf_ethtool_get_drvinfo(struct net_device *ndev,
                                    struct ethtool_drvinfo *info)
 {
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c
index 5f1a5929cb30..07f0b3cfd59c 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c
@@ -2445,6 +2445,24 @@ bool brcmf_fws_fc_active(struct brcmf_fws_info *fws)
        return fws->fcmode != BRCMF_FWS_FCMODE_NONE;
 }
 
+void brcmf_fws_txcomplete(struct device *dev, struct sk_buff *txp, bool 
success)
+{
+       struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+       struct brcmf_pub *drvr = bus_if->drvr;
+       struct brcmf_if *ifp;
+
+       /* await txstatus signal for firmware if active */
+       if (brcmf_fws_fc_active(drvr->fws)) {
+               if (!success)
+                       brcmf_fws_bustxfail(drvr->fws, txp);
+       } else {
+               if (brcmf_proto_hdrpull(drvr, false, txp, &ifp))
+                       brcmu_pkt_buf_free_skb(txp);
+               else
+                       brcmf_txfinalize(ifp, txp, success);
+       }
+}
+
 void brcmf_fws_bustxfail(struct brcmf_fws_info *fws, struct sk_buff *skb)
 {
        u32 hslot;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h
index 96df66073b2a..d534164785de 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h
@@ -18,6 +18,10 @@
 #ifndef FWSIGNAL_H_
 #define FWSIGNAL_H_
 
+struct brcmf_fws_info;
+struct brcmf_if;
+struct brcmf_pub;
+
 int brcmf_fws_init(struct brcmf_pub *drvr);
 void brcmf_fws_deinit(struct brcmf_pub *drvr);
 bool brcmf_fws_queue_skbs(struct brcmf_fws_info *fws);
@@ -28,6 +32,11 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct 
sk_buff *skb);
 void brcmf_fws_reset_interface(struct brcmf_if *ifp);
 void brcmf_fws_add_interface(struct brcmf_if *ifp);
 void brcmf_fws_del_interface(struct brcmf_if *ifp);
+
+/* Notify the bus has transferred the tx packet to firmware */
+void brcmf_fws_txcomplete(struct device *dev, struct sk_buff *txp,
+                         bool success);
+
 void brcmf_fws_bustxfail(struct brcmf_fws_info *fws, struct sk_buff *skb);
 void brcmf_fws_bus_blocked(struct brcmf_pub *drvr, bool flow_blocked);
 void brcmf_fws_rxreorder(struct brcmf_if *ifp, struct sk_buff *skb);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index c5744b45ec8f..22d21643ed8c 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -42,6 +42,7 @@
 #include "sdio.h"
 #include "chip.h"
 #include "firmware.h"
+#include "fwsignal.h"
 #include "core.h"
 #include "common.h"
 
@@ -2265,7 +2266,7 @@ static int brcmf_sdio_txpkt(struct brcmf_sdio *bus, 
struct sk_buff_head *pktq,
                bus->tx_seq = (bus->tx_seq + pktq->qlen) % SDPCM_SEQ_WRAP;
        skb_queue_walk_safe(pktq, pkt_next, tmp) {
                __skb_unlink(pkt_next, pktq);
-               brcmf_txcomplete(bus->sdiodev->dev, pkt_next, ret == 0);
+               brcmf_fws_txcomplete(bus->sdiodev->dev, pkt_next, ret == 0);
        }
        return ret;
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
index d93ebbdc7737..676c28081dc5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
@@ -26,6 +26,7 @@
 #include "bus.h"
 #include "debug.h"
 #include "firmware.h"
+#include "fwsignal.h"
 #include "usb.h"
 #include "core.h"
 #include "common.h"
@@ -482,7 +483,7 @@ static void brcmf_usb_tx_complete(struct urb *urb)
                  req->skb);
        brcmf_usb_del_fromq(devinfo, req);
 
-       brcmf_txcomplete(devinfo->dev, req->skb, urb->status == 0);
+       brcmf_fws_txcomplete(devinfo->dev, req->skb, urb->status == 0);
        req->skb = NULL;
        brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req, &devinfo->tx_freecount);
        spin_lock_irqsave(&devinfo->tx_flowblock_lock, flags);
-- 
2.11.0

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