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be2net: Interpret and log new data that's added to the port misconfigure async event 

>From FW version 11.0. onwards, the PORT_MISCONFIG event generated by the FW
will carry more information about the event in the "data_word1"
and "data_word2" fields. This patch adds support in the driver to parse the
new information and log it accordingly. This patch also changes some of the
messages that are being logged currently.

Signed-off-by: Suresh Reddy <suresh.reddy@broadcom.com>
Signed-off-by: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ajit Khaparde 2016-02-10 22:45:54 +05:30 committed by David S. Miller
parent 6221906694
commit 51d1f98a13
4 changed files with 115 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/net/ethernet/emulex/benet/be.h
View File

@ -115,6 +115,8 @@
#define RSS_INDIR_TABLE_LEN 128
#define RSS_HASH_KEY_LEN 40
#define BE_UNKNOWN_PHY_STATE 0xFF
struct be_dma_mem {
void *va;
dma_addr_t dma;
@ -390,7 +392,7 @@ enum vf_state {
#define BE_FLAGS_QNQ_ASYNC_EVT_RCVD BIT(7)
#define BE_FLAGS_VXLAN_OFFLOADS BIT(8)
#define BE_FLAGS_SETUP_DONE BIT(9)
#define BE_FLAGS_EVT_INCOMPATIBLE_SFP BIT(10)
#define BE_FLAGS_PHY_MISCONFIGURED BIT(10)
#define BE_FLAGS_ERR_DETECTION_SCHEDULED BIT(11)
#define BE_FLAGS_OS2BMC BIT(12)
@ -603,6 +605,7 @@ struct be_adapter {
u32 bmc_filt_mask;
u32 fat_dump_len;
u16 serial_num[CNTL_SERIAL_NUM_WORDS];
u8 phy_state; /* state of sfp optics (functional, faulted, etc.,) */
};
#define be_physfn(adapter) (!adapter->virtfn)

80
drivers/net/ethernet/emulex/benet/be_cmds.c
View File

@ -19,19 +19,25 @@
#include "be.h"
#include "be_cmds.h"
static char *be_port_misconfig_evt_desc[] = {
"A valid SFP module detected",
"Optics faulted/ incorrectly installed/ not installed.",
"Optics of two types installed.",
"Incompatible optics.",
"Unknown port SFP status"
char *be_misconfig_evt_port_state[] = {
"Physical Link is functional",
"Optics faulted/incorrectly installed/not installed - Reseat optics. If issue not resolved, replace.",
"Optics of two types installed – Remove one optic or install matching pair of optics.",
"Incompatible optics – Replace with compatible optics for card to function.",
"Unqualified optics – Replace with Avago optics for Warranty and Technical Support.",
"Uncertified optics – Replace with Avago-certified optics to enable link operation."
};
static char *be_port_misconfig_remedy_desc[] = {
"",
"Reseat optics. If issue not resolved, replace",
"Remove one optic or install matching pair of optics",
"Replace with compatible optics for card to function",
static char *be_port_misconfig_evt_severity[] = {
"KERN_WARN",
"KERN_INFO",
"KERN_ERR",
"KERN_WARN"
};
static char *phy_state_oper_desc[] = {
"Link is non-operational",
"Link is operational",
""
};
@ -297,22 +303,56 @@ static void be_async_port_misconfig_event_process(struct be_adapter *adapter,
{
struct be_async_event_misconfig_port *evt =
(struct be_async_event_misconfig_port *)compl;
u32 sfp_mismatch_evt = le32_to_cpu(evt->event_data_word1);
u32 sfp_misconfig_evt_word1 = le32_to_cpu(evt->event_data_word1);
u32 sfp_misconfig_evt_word2 = le32_to_cpu(evt->event_data_word2);
u8 phy_oper_state = PHY_STATE_OPER_MSG_NONE;
struct device *dev = &adapter->pdev->dev;
u8 port_misconfig_evt;
u8 msg_severity = DEFAULT_MSG_SEVERITY;
u8 phy_state_info;
u8 new_phy_state;
port_misconfig_evt =
((sfp_mismatch_evt >> (adapter->hba_port_num * 8)) & 0xff);
new_phy_state =
(sfp_misconfig_evt_word1 >> (adapter->hba_port_num * 8)) & 0xff;
if (new_phy_state == adapter->phy_state)
return;
adapter->phy_state = new_phy_state;
/* for older fw that doesn't populate link effect data */
if (!sfp_misconfig_evt_word2)
goto log_message;
phy_state_info =
(sfp_misconfig_evt_word2 >> (adapter->hba_port_num * 8)) & 0xff;
if (phy_state_info & PHY_STATE_INFO_VALID) {
msg_severity = (phy_state_info & PHY_STATE_MSG_SEVERITY) >> 1;
if (be_phy_unqualified(new_phy_state))
phy_oper_state = (phy_state_info & PHY_STATE_OPER);
}
log_message:
/* Log an error message that would allow a user to determine
* whether the SFPs have an issue
*/
dev_info(dev, "Port %c: %s %s", adapter->port_name,
be_port_misconfig_evt_desc[port_misconfig_evt],
be_port_misconfig_remedy_desc[port_misconfig_evt]);
if (be_phy_state_unknown(new_phy_state))
dev_printk(be_port_misconfig_evt_severity[msg_severity], dev,
"Port %c: Unrecognized Optics state: 0x%x. %s",
adapter->port_name,
new_phy_state,
phy_state_oper_desc[phy_oper_state]);
else
dev_printk(be_port_misconfig_evt_severity[msg_severity], dev,
"Port %c: %s %s",
adapter->port_name,
be_misconfig_evt_port_state[new_phy_state],
phy_state_oper_desc[phy_oper_state]);
if (port_misconfig_evt == INCOMPATIBLE_SFP)
adapter->flags |= BE_FLAGS_EVT_INCOMPATIBLE_SFP;
/* Log Vendor name and part no. if a misconfigured SFP is detected */
if (be_phy_misconfigured(new_phy_state))
adapter->flags |= BE_FLAGS_PHY_MISCONFIGURED;
}
/* Grp5 CoS Priority evt */

45
drivers/net/ethernet/emulex/benet/be_cmds.h
View File

@ -176,10 +176,53 @@ struct be_async_event_qnq {
u32 flags;
} __packed;
#define INCOMPATIBLE_SFP 0x3
enum {
BE_PHY_FUNCTIONAL = 0,
BE_PHY_NOT_PRESENT = 1,
BE_PHY_DIFF_MEDIA = 2,
BE_PHY_INCOMPATIBLE = 3,
BE_PHY_UNQUALIFIED = 4,
BE_PHY_UNCERTIFIED = 5
};
#define PHY_STATE_MSG_SEVERITY 0x6
#define PHY_STATE_OPER 0x1
#define PHY_STATE_INFO_VALID 0x80
#define PHY_STATE_OPER_MSG_NONE 0x2
#define DEFAULT_MSG_SEVERITY 0x1
#define be_phy_state_unknown(phy_state) (phy_state > BE_PHY_UNCERTIFIED)
#define be_phy_unqualified(phy_state) \
(phy_state == BE_PHY_UNQUALIFIED || \
phy_state == BE_PHY_UNCERTIFIED)
#define be_phy_misconfigured(phy_state) \
(phy_state == BE_PHY_INCOMPATIBLE || \
phy_state == BE_PHY_UNQUALIFIED || \
phy_state == BE_PHY_UNCERTIFIED)
extern char *be_misconfig_evt_port_state[];
/* async event indicating misconfigured port */
struct be_async_event_misconfig_port {
/* DATA_WORD1:
* phy state of port 0: bits 7 - 0
* phy state of port 1: bits 15 - 8
* phy state of port 2: bits 23 - 16
* phy state of port 3: bits 31 - 24
*/
u32 event_data_word1;
/* DATA_WORD2:
* phy state info of port 0: bits 7 - 0
* phy state info of port 1: bits 15 - 8
* phy state info of port 2: bits 23 - 16
* phy state info of port 3: bits 31 - 24
*
* PHY STATE INFO:
* Link operability :bit 0
* Message severity :bit 2 - 1
* Rsvd :bits 6 - 3
* phy state info valid :bit 7
*/
u32 event_data_word2;
u32 rsvd0;
u32 flags;

11
drivers/net/ethernet/emulex/benet/be_main.c
View File

@ -4089,6 +4089,7 @@ static void be_setup_init(struct be_adapter *adapter)
adapter->if_handle = -1;
adapter->be3_native = false;
adapter->if_flags = 0;
adapter->phy_state = BE_UNKNOWN_PHY_STATE;
if (be_physfn(adapter))
adapter->cmd_privileges = MAX_PRIVILEGES;
else
@ -4961,11 +4962,13 @@ static void be_log_sfp_info(struct be_adapter *adapter)
status = be_cmd_query_sfp_info(adapter);
if (!status) {
dev_err(&adapter->pdev->dev,
"Unqualified SFP+ detected on %c from %s part no: %s",
adapter->port_name, adapter->phy.vendor_name,
"Port %c: %s Vendor: %s part no: %s",
adapter->port_name,
be_misconfig_evt_port_state[adapter->phy_state],
adapter->phy.vendor_name,
adapter->phy.vendor_pn);
}
adapter->flags &= ~BE_FLAGS_EVT_INCOMPATIBLE_SFP;
adapter->flags &= ~BE_FLAGS_PHY_MISCONFIGURED;
}
static void be_worker(struct work_struct *work)
@ -5009,7 +5012,7 @@ static void be_worker(struct work_struct *work)
if (!skyhawk_chip(adapter))
be_eqd_update(adapter, false);
if (adapter->flags & BE_FLAGS_EVT_INCOMPATIBLE_SFP)
if (adapter->flags & BE_FLAGS_PHY_MISCONFIGURED)
be_log_sfp_info(adapter);
reschedule: