diff options
Diffstat (limited to 'drivers/net/wireless/orinoco/hw.c')
-rw-r--r-- | drivers/net/wireless/orinoco/hw.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c index 40dc25c7d0e..0f6426d54f2 100644 --- a/drivers/net/wireless/orinoco/hw.c +++ b/drivers/net/wireless/orinoco/hw.c @@ -15,6 +15,9 @@ #define SYMBOL_MAX_VER_LEN (14) +/* Symbol firmware has a bug allocating buffers larger than this */ +#define TX_NICBUF_SIZE_BUG 1585 + /********************************************************************/ /* Data tables */ /********************************************************************/ @@ -364,6 +367,26 @@ out: return err; } +int orinoco_hw_allocate_fid(struct orinoco_private *priv) +{ + struct net_device *dev = priv->ndev; + struct hermes *hw = &priv->hw; + int err; + + err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); + if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { + /* Try workaround for old Symbol firmware bug */ + priv->nicbuf_size = TX_NICBUF_SIZE_BUG; + err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); + + printk(KERN_WARNING "%s: firmware ALLOC bug detected " + "(old Symbol firmware?). Work around %s\n", + dev->name, err ? "failed!" : "ok."); + } + + return err; +} + int orinoco_get_bitratemode(int bitrate, int automatic) { int ratemode = -1; |