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authorHante Meuleman <meuleman@broadcom.com>2012-09-11 21:18:46 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-09-12 14:19:14 -0400
commit90d03ff71b52ba1d9d53f18c07d89566ba0263b4 (patch)
tree14b40e240d4b393f5a67640543a862b0aaddaf9c
parent871fc09f1c8a9c0652afa7c673ae401fdb3f4aeb (diff)
downloadop-kernel-dev-90d03ff71b52ba1d9d53f18c07d89566ba0263b4.zip
op-kernel-dev-90d03ff71b52ba1d9d53f18c07d89566ba0263b4.tar.gz
brcmfmac: Stop all net if queues on tx flow halt.
When tx flow is to be blocked due to host interface throttle then all net if queues should be stopped. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h2
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c16
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c8
3 files changed, 15 insertions, 11 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
index 537f499..9b8ee19 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
@@ -103,7 +103,7 @@ extern int brcmf_attach(uint bus_hdrlen, struct device *dev);
extern void brcmf_detach(struct device *dev);
/* Indication from bus module to change flow-control state */
-extern void brcmf_txflowcontrol(struct device *dev, int ifidx, bool on);
+extern void brcmf_txflowblock(struct device *dev, bool state);
/* Notify tx completion */
extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp,
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index 7f9ba82..b08f347 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -350,19 +350,23 @@ done:
return 0;
}
-void brcmf_txflowcontrol(struct device *dev, int ifidx, bool state)
+void brcmf_txflowblock(struct device *dev, bool state)
{
struct net_device *ndev;
struct brcmf_bus *bus_if = dev_get_drvdata(dev);
struct brcmf_pub *drvr = bus_if->drvr;
+ int i;
brcmf_dbg(TRACE, "Enter\n");
- ndev = drvr->iflist[ifidx]->ndev;
- if (state == ON)
- netif_stop_queue(ndev);
- else
- netif_wake_queue(ndev);
+ for (i = 0; i < BRCMF_MAX_IFS; i++)
+ if (drvr->iflist[i]) {
+ ndev = drvr->iflist[i]->ndev;
+ if (state)
+ netif_stop_queue(ndev);
+ else
+ netif_wake_queue(ndev);
+ }
}
static int brcmf_host_event(struct brcmf_pub *drvr, int *ifidx,
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 2dd6b48..4580ff3 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -2235,8 +2235,8 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes)
if (bus->sdiodev->bus_if->drvr_up &&
(bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) &&
bus->txoff && (pktq_len(&bus->txq) < TXLOW)) {
- bus->txoff = OFF;
- brcmf_txflowcontrol(bus->sdiodev->dev, 0, OFF);
+ bus->txoff = false;
+ brcmf_txflowblock(bus->sdiodev->dev, false);
}
return cnt;
@@ -2672,8 +2672,8 @@ static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt)
spin_unlock_bh(&bus->txqlock);
if (pktq_len(&bus->txq) >= TXHI) {
- bus->txoff = ON;
- brcmf_txflowcontrol(bus->sdiodev->dev, 0, ON);
+ bus->txoff = true;
+ brcmf_txflowblock(bus->sdiodev->dev, true);
}
#ifdef DEBUG
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