diff options
author | Arend van Spriel <arend@broadcom.com> | 2013-04-03 10:40:38 (GMT) |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2013-04-03 19:07:05 (GMT) |
commit | e2432b6787a15e0b3c255a017d16033ba30204c0 (patch) | |
tree | 120ec7a56fd856db6b7e34b17939e7c8c5990ba1 /drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h | |
parent | 6971280aefe437262f6d52339b0b2d5d64ab4e15 (diff) | |
download | linux-e2432b6787a15e0b3c255a017d16033ba30204c0.tar.xz |
brcmfmac: add optional bus callback definition for tx queue cleanup
Add a callback to obtain packet queue from the bus-specific code
used to cleanup packet buffers from firmware-signalling code.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Piotr Haber <phaber@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h')
-rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index 883ef90..080395f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -39,10 +39,12 @@ struct brcmf_bus_dcmd { * @txdata: send a data frame to the dongle (callee disposes skb). * @txctl: transmit a control request message to dongle. * @rxctl: receive a control response message from dongle. + * @gettxq: obtain a reference of bus transmit queue (optional). * * This structure provides an abstract interface towards the * bus specific driver. For control messages to common driver - * will assure there is only one active transaction. + * will assure there is only one active transaction. Unless + * indicated otherwise these callbacks are mandatory. */ struct brcmf_bus_ops { int (*init)(struct device *dev); @@ -50,6 +52,7 @@ struct brcmf_bus_ops { int (*txdata)(struct device *dev, struct sk_buff *skb); int (*txctl)(struct device *dev, unsigned char *msg, uint len); int (*rxctl)(struct device *dev, unsigned char *msg, uint len); + struct pktq * (*gettxq)(struct device *dev); }; /** @@ -115,6 +118,14 @@ int brcmf_bus_rxctl(struct brcmf_bus *bus, unsigned char *msg, uint len) return bus->ops->rxctl(bus->dev, msg, len); } +static inline +struct pktq *brcmf_bus_gettxq(struct brcmf_bus *bus) +{ + if (!bus->ops->gettxq) + return ERR_PTR(-ENOENT); + + return bus->ops->gettxq(bus->dev); +} /* * interface functions from common layer */ |