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authorNgai-Mint Kwan <ngai-mint.kwan@intel.com>2017-01-12 15:59:42 -0800
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2017-04-05 22:47:31 -0700
commit16b1889f8bf655a9f4facfeff2979007f5e63974 (patch)
tree6f1ef4d841189648342188614245206aaef82d6d /drivers/net/ethernet/intel
parentfm10k: update function header comment for fm10k_get_stats64 (diff)
downloadlinux-dev-16b1889f8bf655a9f4facfeff2979007f5e63974.tar.xz
linux-dev-16b1889f8bf655a9f4facfeff2979007f5e63974.zip
fm10k: disable receive queue when configuring ring
Write to RXQCTL register to disable the receive queue when configuring the RX ring. Signed-off-by: Ngai-Mint Kwan <ngai-mint.kwan@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r--drivers/net/ethernet/intel/fm10k/fm10k_pci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
index c62d1884f75b..3e26d27ad213 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
@@ -754,6 +754,7 @@ static void fm10k_configure_rx_ring(struct fm10k_intfc *interface,
/* disable queue to avoid issues while updating state */
rxqctl = fm10k_read_reg(hw, FM10K_RXQCTL(reg_idx));
rxqctl &= ~FM10K_RXQCTL_ENABLE;
+ fm10k_write_reg(hw, FM10K_RXQCTL(reg_idx), rxqctl);
fm10k_write_flush(hw);
/* possible poll here to verify ring resources have been cleaned */