[PATCH net-next 1/4] qlcnic: Stop pause ctrl frames on fw hang.
From: Sony Chacko <hidden>
Date: 2012-02-04 00:01:40
Subsystem:
networking drivers, qlogic qlcnic (1/10)gb ethernet driver, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Shahed Shaikh, Manish Chopra, Linus Torvalds
From: Sritej Velaga <redacted> When firmware hang is detected, fw should stop sending pause control frames. Signed-off-by: Sritej Velaga <redacted> Signed-off-by: Sony Chacko <redacted> --- drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 14 ++++++++++++-- 1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 7bfdf57..a47c70b 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c@@ -2999,8 +2999,18 @@ qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) void qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) { - u32 state; - + u32 state, xg_val = 0, gb_val = 0; + + qlcnic_xg_set_xg0_mask(xg_val); + qlcnic_xg_set_xg1_mask(xg_val); + QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); + qlcnic_gb_set_gb0_mask(gb_val); + qlcnic_gb_set_gb1_mask(gb_val); + qlcnic_gb_set_gb2_mask(gb_val); + qlcnic_gb_set_gb3_mask(gb_val); + QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); + dev_info(&adapter->pdev->dev, "Pause control frames disabled" + " on all ports\n"); adapter->need_fw_reset = 1; if (qlcnic_api_lock(adapter)) return;
--
1.6.4.4