From 16b1889f8bf655a9f4facfeff2979007f5e63974 Mon Sep 17 00:00:00 2001 From: Ngai-Mint Kwan Date: Thu, 12 Jan 2017 15:59:42 -0800 Subject: [PATCH] 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 Tested-by: Krishneil Singh Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/fm10k/fm10k_pci.c | 1 + 1 file changed, 1 insertion(+) 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 */ -- 2.20.1