Staging: Add initial release of brcm80211 - Broadcom 802.11n wireless LAN driver.

[pandora-kernel.git] / drivers / staging / brcm80211 / sys / wlc_rpctx.h

diff --git a/drivers/staging/brcm80211/sys/wlc_rpctx.h b/drivers/staging/brcm80211/sys/wlc_rpctx.h
new file mode 100644 (file)
index 0000000..5abd35c
--- /dev/null
+++ b/drivers/staging/brcm80211/sys/wlc_rpctx.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2010 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _wlc_rpctx_h_
+#define _wlc_rpctx_h_
+
+/* forward declaration */
+struct wlc_info;
+
+/* This controls how many packets are given to the dongle. This is required as
+ * NTXD needs to be power of 2 but we may not have enough memory to absorb that
+ * large number of frames
+ */
+#ifndef NRPCTXBUFPOST
+#define NRPCTXBUFPOST NTXD
+#endif
+
+#if defined(WLC_HIGH_ONLY)
+
+struct wlc_rpc_phy {
+       struct rpc_info *rpc;
+};
+
+#define RPCTX_ENAB(pub)                (TRUE)
+extern rpctx_info_t *wlc_rpctx_attach(wlc_pub_t * pub, struct wlc_info *wlc);
+extern int wlc_rpctx_fifoinit(rpctx_info_t * rpctx, uint fifo, uint ntxd);
+extern void wlc_rpctx_detach(rpctx_info_t * rpctx);
+extern int wlc_rpctx_dump(rpctx_info_t * rpctx, struct bcmstrbuf *b);
+extern void *wlc_rpctx_getnexttxp(rpctx_info_t * rpctx, uint fifo);
+extern void wlc_rpctx_txreclaim(rpctx_info_t * rpctx);
+extern uint wlc_rpctx_txavail(rpctx_info_t * rpctx, uint fifo);
+extern int wlc_rpctx_pkteng(rpctx_info_t * rpctx, uint fifo, void *p);
+extern int wlc_rpctx_tx(rpctx_info_t * rpctx, uint fifo, void *p, bool commit,
+                       uint16 frameid, uint8 txpktpend);
+extern void wlc_rpctx_txpktpendinc(rpctx_info_t * rpctx, uint fifo, uint8 val);
+extern void wlc_rpctx_txpktpenddec(rpctx_info_t * rpctx, uint fifo, uint8 val);
+extern void wlc_rpctx_txpktpendclr(rpctx_info_t * rpctx, uint fifo);
+extern int wlc_rpctx_txpktpend(rpctx_info_t * rpctx, uint fifo, bool all);
+
+#else
+#define        RPCTX_ENAB(pub)                 (FALSE)
+#define        wlc_rpctx_attach(pub, wlc)      (NULL)
+#define        wlc_rpctx_fifoinit(rpctx, fifo, ntxd) (0)
+#define        wlc_rpctx_detach(rpctx)         ASSERT(0)
+#define        wlc_rpctx_txavail(rpctx, f)     (FALSE)
+#define        wlc_rpctx_dump(rpctx, b)                (0)
+#define        wlc_rpctx_getnexttxp(rpctx, f)          (NULL)
+#define        wlc_rpctx_txreclaim(rpctx)              ASSERT(0)
+#define        wlc_rpctx_pkteng(rpctx, fifo, p)        do { } while (0)
+#define        wlc_rpctx_tx(rpctx, f, p, c, fid, t)    (0)
+#define        wlc_rpctx_txpktpendinc(rpctx, f, val)   do { } while (0)
+#define        wlc_rpctx_txpktpenddec(rpctx, f, val)   do { } while (0)
+#define        wlc_rpctx_txpktpendclr(rpctx, f)        do { } while (0)
+#define        wlc_rpctx_txpktpend(rpctx, f, all)      (0)
+
+#endif                         /* WLC_HIGH */
+
+#endif                         /* _wlc_rpctx_h_ */