#ifndef _BRCMF_BUS_H_
#define _BRCMF_BUS_H_
+#include "dhd_dbg.h"
+
/* The level of bus communication with the dongle */
enum brcmf_bus_state {
+ BRCMF_BUS_UNKNOWN, /* Not determined yet */
+ BRCMF_BUS_NOMEDIUM, /* No medium access to dongle */
BRCMF_BUS_DOWN, /* Not ready for frame transfers */
BRCMF_BUS_LOAD, /* Download access only (CPU reset) */
BRCMF_BUS_DATA /* Ready for frame transfers */
};
+/* The level of bus communication with the dongle */
+enum brcmf_bus_protocol_type {
+ BRCMF_PROTO_BCDC,
+ BRCMF_PROTO_MSGBUF
+};
+
struct brcmf_bus_dcmd {
char *name;
char *param;
* struct brcmf_bus - interface structure between common and bus layer
*
* @bus_priv: pointer to private bus device.
+ * @proto_type: protocol type, bcdc or msgbuf
* @dev: device pointer of bus device.
* @drvr: public driver information.
* @state: operational state of the bus interface.
struct brcmf_sdio_dev *sdio;
struct brcmf_usbdev *usb;
} bus_priv;
+ enum brcmf_bus_protocol_type proto_type;
struct device *dev;
struct brcmf_pub *drvr;
enum brcmf_bus_state state;
return bus->ops->gettxq(bus->dev);
}
+
+static inline bool brcmf_bus_ready(struct brcmf_bus *bus)
+{
+ return bus->state == BRCMF_BUS_LOAD || bus->state == BRCMF_BUS_DATA;
+}
+
+static inline void brcmf_bus_change_state(struct brcmf_bus *bus,
+ enum brcmf_bus_state new_state)
+{
+ /* NOMEDIUM is permanent */
+ if (bus->state == BRCMF_BUS_NOMEDIUM)
+ return;
+
+ brcmf_dbg(TRACE, "%d -> %d\n", bus->state, new_state);
+ bus->state = new_state;
+}
+
/*
* interface functions from common layer
*/