From 107dec2749fed1b4172f77c091961b15221419db Mon Sep 17 00:00:00 2001 From: Iyappan Subramanian Date: Wed, 17 Feb 2016 15:00:41 -0800 Subject: drivers: net: xgene: Add support for multiple queues Signed-off-by: Iyappan Subramanian Signed-off-by: Khuong Dinh Signed-off-by: Tanmay Inamdar Tested-by: Toan Le Signed-off-by: David S. Miller --- drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c') diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c b/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c index 0b6896bb351e..2b76732add5d 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c @@ -190,6 +190,17 @@ static u32 xgene_enet_ring_len(struct xgene_enet_desc_ring *ring) return num_msgs; } +static void xgene_enet_setup_coalescing(struct xgene_enet_desc_ring *ring) +{ + u32 data = 0x7777; + + xgene_enet_ring_wr32(ring, CSR_PBM_COAL, 0x8e); + xgene_enet_ring_wr32(ring, CSR_PBM_CTICK1, data); + xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data << 16); + xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x40); + xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x80); +} + struct xgene_ring_ops xgene_ring2_ops = { .num_ring_config = X2_NUM_RING_CONFIG, .num_ring_id_shift = 13, @@ -197,4 +208,5 @@ struct xgene_ring_ops xgene_ring2_ops = { .clear = xgene_enet_clear_ring, .wr_cmd = xgene_enet_wr_cmd, .len = xgene_enet_ring_len, + .coalesce = xgene_enet_setup_coalescing, }; -- cgit v1.2.3-59-g8ed1b