From: Victor Raj <victor.raj@intel.com>
Date: Fri, 8 Feb 2019 12:50:39 -0800
Subject: ice: flush Tx pipe on disable queue timeout
Patch-mainline: v5.1-rc1
Git-commit: 6e9650d533dda4acf8baff7ac4bb5d8193148c37
References: jsc#SLE-4803
Set the flush Tx pipe flag instead of getting an EAGAIN error when FW
times out in processing the disable Tx queue command.
Signed-off-by: Victor Raj <victor.raj@intel.com>
Reviewed-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/intel/ice/ice_common.c | 21 +++++++++++++++++++--
1 file changed, 19 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -2450,6 +2450,7 @@ ice_aq_dis_lan_txq(struct ice_hw *hw, u8
{
struct ice_aqc_dis_txqs *cmd;
struct ice_aq_desc desc;
+ enum ice_status status;
u16 i, sz = 0;
cmd = &desc.params.dis_txqs;
@@ -2485,6 +2486,8 @@ ice_aq_dis_lan_txq(struct ice_hw *hw, u8
break;
}
+ /* flush pipe on time out */
+ cmd->cmd_type |= ICE_AQC_Q_DIS_CMD_FLUSH_PIPE;
/* If no queue group info, we are in a reset flow. Issue the AQ */
if (!qg_list)
goto do_aq;
@@ -2510,7 +2513,17 @@ ice_aq_dis_lan_txq(struct ice_hw *hw, u8
return ICE_ERR_PARAM;
do_aq:
- return ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
+ status = ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
+ if (status) {
+ if (!qg_list)
+ ice_debug(hw, ICE_DBG_SCHED, "VM%d disable failed %d\n",
+ vmvf_num, hw->adminq.sq_last_status);
+ else
+ ice_debug(hw, ICE_DBG_SCHED, "disable Q %d failed %d\n",
+ le16_to_cpu(qg_list[0].q_id[0]),
+ hw->adminq.sq_last_status);
+ }
+ return status;
}
/* End of FW Admin Queue command wrappers */
@@ -2796,8 +2809,12 @@ ice_ena_vsi_txq(struct ice_port_info *pi
/* add the lan q */
status = ice_aq_add_lan_txq(hw, num_qgrps, buf, buf_size, cd);
- if (status)
+ if (status) {
+ ice_debug(hw, ICE_DBG_SCHED, "enable Q %d failed %d\n",
+ le16_to_cpu(buf->txqs[0].txq_id),
+ hw->adminq.sq_last_status);
goto ena_txq_exit;
+ }
node.node_teid = buf->txqs[0].q_teid;
node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;