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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>
This commit is contained in:
Casey Leedom 2010-12-09 09:38:24 +00:00 committed by David S. Miller
parent 377ecca9ba
commit c710245caa
1 changed files with 11 additions and 4 deletions
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15
drivers/net/cxgb4vf/cxgb4vf_main.c
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@ -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
@ -2312,6 +2313,13 @@ 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);
}
/*