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| author | Ioana Ciornei <ioana.ciornei@nxp.com> | 2019-02-23 08:48:55 +0000 |
|---|---|---|
| committer | Li Yang <leoyang.li@nxp.com> | 2019-02-26 14:53:30 -0600 |
| commit | f8b995853444aba9c16c1ccdccdd397527fde96d (patch) | |
| tree | 3e07d4680b2a8907551c064ad223434b1923de1c | |
| parent | 51da14e96e9b5187bd42148e37628e59486e267f (diff) | |
| download | lwn-f8b995853444aba9c16c1ccdccdd397527fde96d.tar.gz lwn-f8b995853444aba9c16c1ccdccdd397527fde96d.zip | |
dpaa2-eth: configure the cache stashing amount on a queue
Configure the amount of 64 bytes of frame, annotation and context data
that will be cache stashed for a specific frame queue. Since the frame
context is not used, configure that only 64 bytes of frame data and 64
bytes of annotation will be stashed.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index c500ea77aaa0..3c03fca83b70 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -2303,9 +2303,14 @@ static int setup_rx_flow(struct dpaa2_eth_priv *priv, queue.destination.type = DPNI_DEST_DPCON; queue.destination.priority = 1; queue.user_context = (u64)(uintptr_t)fq; + queue.flc.stash_control = 1; + queue.flc.value &= 0xFFFFFFFFFFFFFFC0; + /* 01 01 00 - data, annotation, flow context */ + queue.flc.value |= 0x14; err = dpni_set_queue(priv->mc_io, 0, priv->mc_token, DPNI_QUEUE_RX, 0, fq->flowid, - DPNI_QUEUE_OPT_USER_CTX | DPNI_QUEUE_OPT_DEST, + DPNI_QUEUE_OPT_USER_CTX | DPNI_QUEUE_OPT_DEST | + DPNI_QUEUE_OPT_FLC, &queue); if (err) { dev_err(dev, "dpni_set_queue(RX) failed\n"); |