From 80c0e4f3a3a43664b38477fa5d9e6b6149b34d80 Mon Sep 17 00:00:00 2001 From: Himanshu Madhani Date: Tue, 17 Dec 2013 09:01:52 -0500 Subject: [PATCH] qlcnic: Allow single Tx/Rx queue for all adapters. o Allow user to set sigle Tx/Rx queue in MSI-x mode, for ALL supported adapters. Signed-off-by: Himanshu Madhani Signed-off-by: Manish Chopra Signed-off-by: David S. Miller --- drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c | 1 + drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c | 6 ++---- drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 9 +-------- 3 files changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index 406ab1b44269..01c7799bc825 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -289,6 +289,7 @@ int qlcnic_83xx_setup_intr(struct qlcnic_adapter *adapter) if (qlcnic_sriov_vf_check(adapter)) return -EINVAL; num_msix = 1; + adapter->drv_tx_rings = QLCNIC_SINGLE_RING; } /* setup interrupt mapping table for fw */ ahw->intr_tbl = vzalloc(num_msix * diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 0149c9495347..9e1494aab4d7 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -1466,8 +1466,7 @@ int qlcnic_82xx_napi_add(struct qlcnic_adapter *adapter, for (ring = 0; ring < adapter->drv_sds_rings; ring++) { sds_ring = &recv_ctx->sds_rings[ring]; if (qlcnic_check_multi_tx(adapter) && - !adapter->ahw->diag_test && - (adapter->drv_tx_rings > QLCNIC_SINGLE_RING)) { + !adapter->ahw->diag_test) { netif_napi_add(netdev, &sds_ring->napi, qlcnic_rx_poll, NAPI_POLL_WEIGHT); } else { @@ -1540,8 +1539,7 @@ void qlcnic_82xx_napi_enable(struct qlcnic_adapter *adapter) if (qlcnic_check_multi_tx(adapter) && (adapter->flags & QLCNIC_MSIX_ENABLED) && - !adapter->ahw->diag_test && - (adapter->drv_tx_rings > QLCNIC_SINGLE_RING)) { + !adapter->ahw->diag_test) { for (ring = 0; ring < adapter->drv_tx_rings; ring++) { tx_ring = &adapter->tx_ring[ring]; napi_enable(&tx_ring->napi); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index 45b1da15ce47..72a1c12decde 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -646,8 +646,7 @@ int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) } else { adapter->ahw->num_msix = num_msix; if (qlcnic_check_multi_tx(adapter) && - !adapter->ahw->diag_test && - (adapter->drv_tx_rings > 1)) + !adapter->ahw->diag_test) drv_sds_rings = num_msix - drv_tx_rings; else drv_sds_rings = num_msix; @@ -3722,12 +3721,6 @@ int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt, return -EINVAL; } - if (ring_cnt < 2) { - netdev_err(netdev, - "%s rings value should not be lower than 2\n", buf); - return -EINVAL; - } - if (!is_power_of_2(ring_cnt)) { netdev_err(netdev, "%s rings value should be a power of 2\n", buf); -- 2.20.1