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net: mvneta: Do not allocate buffer in rxq init with HWBM

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For HWBM all buffers are allocated in mvneta_bm_construct() and in runtime
they are put into descriptors by hardware. There is no need to fill them
at this point.

Suggested-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Tested-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gregory CLEMENT
2016-12-01 18:03:05 +01:00
committed by David S. Miller
parent ac83b7ddf2
commit e9f6499965
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/marvell/mvneta.c
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@ -2784,14 +2784,14 @@ static int mvneta_rxq_init(struct mvneta_port *pp,
mvneta_rxq_buf_size_set(pp, rxq, mvneta_rxq_buf_size_set(pp, rxq,
MVNETA_RX_BUF_SIZE(pp->pkt_size)); MVNETA_RX_BUF_SIZE(pp->pkt_size));
mvneta_rxq_bm_disable(pp, rxq); mvneta_rxq_bm_disable(pp, rxq);
mvneta_rxq_fill(pp, rxq, rxq->size);
} else { } else {
mvneta_rxq_bm_enable(pp, rxq); mvneta_rxq_bm_enable(pp, rxq);
mvneta_rxq_long_pool_set(pp, rxq); mvneta_rxq_long_pool_set(pp, rxq);
mvneta_rxq_short_pool_set(pp, rxq); mvneta_rxq_short_pool_set(pp, rxq);
mvneta_rxq_non_occup_desc_add(pp, rxq, rxq->size);
} }
mvneta_rxq_fill(pp, rxq, rxq->size);
return 0; return 0;
} }