From f34e308b671cbd9293da3bad82efe177822fe93f Mon Sep 17 00:00:00 2001 From: Michal Kosiarz Date: Wed, 27 Dec 2017 08:14:40 -0500 Subject: [PATCH] i40e: Add returning AQ critical error to SW The FW has the ability to return a critical error on every AQ command. When this critical error occurs then we need to send the correct response to the caller. Signed-off-by: Michal Kosiarz Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_adminq.c | 13 +++++++++---- drivers/net/ethernet/intel/i40e/i40e_common.c | 2 ++ drivers/net/ethernet/intel/i40e/i40e_status.h | 1 + drivers/net/ethernet/intel/i40evf/i40e_adminq.c | 13 +++++++++---- drivers/net/ethernet/intel/i40evf/i40e_common.c | 2 ++ drivers/net/ethernet/intel/i40evf/i40e_status.h | 1 + 6 files changed, 24 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index d9670cd8743f..c4fa06dd0a2e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -907,10 +907,15 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw, /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { - i40e_debug(hw, - I40E_DEBUG_AQ_MESSAGE, - "AQTX: Writeback timeout.\n"); - status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; + if (rd32(hw, hw->aq.asq.len) & I40E_GL_ATQLEN_ATQCRIT_MASK) { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: AQ Critical error.\n"); + status = I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR; + } else { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: Writeback timeout.\n"); + status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; + } } asq_send_command_error: diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index ee6052ecd215..c690e9c64c48 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -278,6 +278,8 @@ const char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err) return "I40E_NOT_SUPPORTED"; case I40E_ERR_FIRMWARE_API_VERSION: return "I40E_ERR_FIRMWARE_API_VERSION"; + case I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR: + return "I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR"; } snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err); diff --git a/drivers/net/ethernet/intel/i40e/i40e_status.h b/drivers/net/ethernet/intel/i40e/i40e_status.h index 5f9cac55aa55..afb72e711d43 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_status.h +++ b/drivers/net/ethernet/intel/i40e/i40e_status.h @@ -95,6 +95,7 @@ enum i40e_status_code { I40E_ERR_NOT_READY = -63, I40E_NOT_SUPPORTED = -64, I40E_ERR_FIRMWARE_API_VERSION = -65, + I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR = -66, }; #endif /* _I40E_STATUS_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c b/drivers/net/ethernet/intel/i40evf/i40e_adminq.c index 8b0d4b255dea..ae3a74067425 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_adminq.c @@ -837,10 +837,15 @@ i40e_status i40evf_asq_send_command(struct i40e_hw *hw, /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { - i40e_debug(hw, - I40E_DEBUG_AQ_MESSAGE, - "AQTX: Writeback timeout.\n"); - status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; + if (rd32(hw, hw->aq.asq.len) & I40E_VF_ATQLEN1_ATQCRIT_MASK) { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: AQ Critical error.\n"); + status = I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR; + } else { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: Writeback timeout.\n"); + status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; + } } asq_send_command_error: diff --git a/drivers/net/ethernet/intel/i40evf/i40e_common.c b/drivers/net/ethernet/intel/i40evf/i40e_common.c index a94648429a5b..67bf5cebb76f 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_common.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_common.c @@ -284,6 +284,8 @@ const char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err) return "I40E_NOT_SUPPORTED"; case I40E_ERR_FIRMWARE_API_VERSION: return "I40E_ERR_FIRMWARE_API_VERSION"; + case I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR: + return "I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR"; } snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err); diff --git a/drivers/net/ethernet/intel/i40evf/i40e_status.h b/drivers/net/ethernet/intel/i40evf/i40e_status.h index 7fa7a41915c1..5b222246e08b 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_status.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_status.h @@ -95,6 +95,7 @@ enum i40e_status_code { I40E_ERR_NOT_READY = -63, I40E_NOT_SUPPORTED = -64, I40E_ERR_FIRMWARE_API_VERSION = -65, + I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR = -66, }; #endif /* _I40E_STATUS_H_ */ -- 2.30.2