brcmfmac: Enabling flow control on uplink data direction

drivers/staging/brcm80211/brcmfmac/dhd_sdio.c

 /*
  * 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
@@ skipping 42 matching lines @@
 #include <dhd_proto.h>
 #include <dhd_dbg.h>
 #include <dhdioctl.h>
 #include <sdiovar.h>
 #include <siutils_priv.h>
 
 #ifndef DHDSDIO_MEM_DUMP_FNAME
 #define DHDSDIO_MEM_DUMP_FNAME         "mem_dump"
 #endif
 
-#define QLEN            256     /* bulk rx and tx queue lengths */
-#define FCHI            (QLEN - 10)
-#define FCLOW           (FCHI / 2)
+#define QLEN            2046    /* bulk rx and tx queue lengths */
+#define FCHI            (QLEN - 256)
+#define FCLOW           (FCHI - 256)
 #define PRIOMASK        7
 
 #define TXRETRIES       2       /* # of retries for tx frames */
 
 #if defined(CONFIG_MACH_SANDGATE2G)
 #define DHD_RXBOUND     250     /* Default for max rx frames in
                                  one scheduling */
 #else
 #define DHD_RXBOUND     50      /* Default for max rx frames in
                                  one scheduling */
@@ skipping 5001 matching lines @@
          * behavior since the value of the globals may be different on the
          * first time that the driver is initialized vs subsequent
          * initializations.
          */
         dhd_txbound = DHD_TXBOUND;
         dhd_rxbound = DHD_RXBOUND;
         dhd_alignctl = true;
         sd1idle = true;
         dhd_readahead = true;
         retrydata = false;
-        dhd_doflow = false;
+        dhd_doflow = true;
         dhd_dongle_memsize = 0;
         dhd_txminmax = DHD_TXMINMAX;
 
         forcealign = true;
 
         dhd_common_init();
 
         DHD_TRACE(("%s: Enter\n", __func__));
         DHD_INFO(("%s: venid 0x%04x devid 0x%04x\n", __func__, venid, devid));
 
@@ skipping 1001 matching lines @@
                                 bcmerror = BCME_SDIO_ERROR;
                 } else {
                         bcmerror = BCME_NOTDOWN;
                         DHD_ERROR(("%s: Set DEVRESET=false invoked when device "
                                 "is on\n", __func__));
                         bcmerror = BCME_SDIO_ERROR;
                 }
         }
         return bcmerror;
 }