cxgb4vf: Ingress Queue Entry Size needs to be 64 bytes

Was using L1_CACHE_BYTES for the Ingress Queue Entry Size but it really
needs to be 64 bytes in order to support the largest message sizes.

Signed-off-by: Casey Leedom <leedom@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/cxgb4vf/cxgb4vf_main.c b/drivers/net/cxgb4vf/cxgb4vf_main.c
index d887a76..6bf464a 100644 (file)
--- a/drivers/net/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/cxgb4vf/cxgb4vf_main.c
@@ -2269,6 +2269,7 @@ static void __devinit cfg_queues(struct adapter *adapter)
 {
        struct sge *s = &adapter->sge;
        int q10g, n10g, qidx, pidx, qs;
+       size_t iqe_size;
 
        /*
         * We should not be called till we know how many Queue Sets we can
@@ -2313,6 +2314,13 @@ static void __devinit cfg_queues(struct adapter *adapter)
        s->ethqsets = qidx;
 
        /*
+        * The Ingress Queue Entry Size for our various Response Queues needs
+        * to be big enough to accommodate the largest message we can receive
+        * from the chip/firmware; which is 64 bytes ...
+        */
+       iqe_size = 64;
+
+       /*
         * Set up default Queue Set parameters ...  Start off with the
         * shortest interrupt holdoff timer.
         */
@@ -2320,7 +2328,7 @@ static void __devinit cfg_queues(struct adapter *adapter)
                struct sge_eth_rxq *rxq = &s->ethrxq[qs];
                struct sge_eth_txq *txq = &s->ethtxq[qs];
 
-               init_rspq(&rxq->rspq, 0, 0, 1024, L1_CACHE_BYTES);
+               init_rspq(&rxq->rspq, 0, 0, 1024, iqe_size);
                rxq->fl.size = 72;
                txq->q.size = 1024;
        }
@@ -2329,8 +2337,7 @@ static void __devinit cfg_queues(struct adapter *adapter)
         * The firmware event queue is used for link state changes and
         * notifications of TX DMA completions.
         */
-       init_rspq(&s->fw_evtq, SGE_TIMER_RSTRT_CNTR, 0, 512,
-                 L1_CACHE_BYTES);
+       init_rspq(&s->fw_evtq, SGE_TIMER_RSTRT_CNTR, 0, 512, iqe_size);
 
        /*
         * The forwarded interrupt queue is used when we're in MSI interrupt
@@ -2346,7 +2353,7 @@ static void __devinit cfg_queues(struct adapter *adapter)
         * any time ...
         */
        init_rspq(&s->intrq, SGE_TIMER_RSTRT_CNTR, 0, MSIX_ENTRIES + 1,
-                 L1_CACHE_BYTES);
+                 iqe_size);
 }
 
 /*