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brcmfmac: Add definition of new protocol layer msgbuf.
A new protocol layer msgbuf will be added in the future. This change makes it possible to select the desired layer by the bus driver. USB and SDIO will select BCDC. At the moment nothing is being done with this information. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@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>
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3 changed files with 10 additions and 0 deletions
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@ -1036,6 +1036,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
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sdiodev->bus_if = bus_if;
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bus_if->bus_priv.sdio = sdiodev;
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bus_if->proto_type = BRCMF_PROTO_BCDC;
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dev_set_drvdata(&func->dev, bus_if);
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dev_set_drvdata(&sdiodev->func[1]->dev, bus_if);
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sdiodev->dev = &sdiodev->func[1]->dev;
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@ -24,6 +24,12 @@ enum brcmf_bus_state {
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BRCMF_BUS_DATA /* Ready for frame transfers */
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};
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/* The level of bus communication with the dongle */
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enum brcmf_bus_protocol_type {
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BRCMF_PROTO_BCDC,
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BRCMF_PROTO_MSGBUF
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};
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struct brcmf_bus_dcmd {
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char *name;
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char *param;
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@ -65,6 +71,7 @@ struct brcmf_bus_ops {
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* struct brcmf_bus - interface structure between common and bus layer
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*
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* @bus_priv: pointer to private bus device.
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* @proto_type: protocol type, bcdc or msgbuf
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* @dev: device pointer of bus device.
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* @drvr: public driver information.
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* @state: operational state of the bus interface.
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@ -80,6 +87,7 @@ struct brcmf_bus {
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struct brcmf_sdio_dev *sdio;
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struct brcmf_usbdev *usb;
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} bus_priv;
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enum brcmf_bus_protocol_type proto_type;
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struct device *dev;
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struct brcmf_pub *drvr;
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enum brcmf_bus_state state;
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@ -1253,6 +1253,7 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
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bus->ops = &brcmf_usb_bus_ops;
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bus->chip = bus_pub->devid;
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bus->chiprev = bus_pub->chiprev;
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bus->proto_type = BRCMF_PROTO_BCDC;
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/* Attach to the common driver interface */
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ret = brcmf_attach(dev);
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