diff options
| author | Joao Pinto <Joao.Pinto@synopsys.com> | 2017-04-06 11:49:09 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-07 17:18:27 +0300 |
| commit | 54139cf3bb33fad075737000f22749cafe3e83a0 (patch) | |
| tree | 0fcc64699fb653617191512e646a01df4ae4901d /drivers/net/ethernet/stmicro/stmmac/chain_mode.c | |
| parent | 71fedb0198cbbdacc7e2d6b95e124a3821b5dca2 (diff) | |
| download | linux-54139cf3bb33fad075737000f22749cafe3e83a0.tar.xz | |
net: stmmac: adding multiple buffers for rx
This patch adds the structure stmmac_rx_queue which contains
rx queues specific data (previously in stmmac_priv).
Signed-off-by: Joao Pinto <jpinto@synopsys.com>
Tested-by: Niklas Cassel <niklas.cassel@axis.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/chain_mode.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/chain_mode.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c index 01a8c020d6db..8db5a80aa8ec 100644 --- a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c +++ b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c @@ -136,15 +136,16 @@ static void stmmac_init_dma_chain(void *des, dma_addr_t phy_addr, static void stmmac_refill_desc3(void *priv_ptr, struct dma_desc *p) { - struct stmmac_priv *priv = (struct stmmac_priv *)priv_ptr; + struct stmmac_rx_queue *rx_q = (struct stmmac_rx_queue *)priv_ptr; + struct stmmac_priv *priv = rx_q->priv_data; if (priv->hwts_rx_en && !priv->extend_desc) /* NOTE: Device will overwrite des3 with timestamp value if * 1588-2002 time stamping is enabled, hence reinitialize it * to keep explicit chaining in the descriptor. */ - p->des3 = cpu_to_le32((unsigned int)(priv->dma_rx_phy + - (((priv->dirty_rx) + 1) % + p->des3 = cpu_to_le32((unsigned int)(rx_q->dma_rx_phy + + (((rx_q->dirty_rx) + 1) % DMA_RX_SIZE) * sizeof(struct dma_desc))); } |