From: Dean Luick <dean.lu...@intel.com>
Change reported unknown frame messages into a counter.
These are informational, no errors.
Reviewed-by: Dennis Dalessandro <dennis.dalessan...@intel.com>
Signed-off-by: Dean Luick <dean.lu...@intel.com>
Signed-off-by: Jubin John <jubin.j...@intel.com>
---
Changes in v2:
- No changes
drivers/staging/rdma/hfi1/chip.c | 18 ++++++++++++++++++
drivers/staging/rdma/hfi1/chip.h | 1 +
drivers/staging/rdma/hfi1/hfi.h | 2 ++
3 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/rdma/hfi1/chip.c b/drivers/staging/rdma/hfi1/chip.c
index 85365d8..e7c1505 100644
--- a/drivers/staging/rdma/hfi1/chip.c
+++ b/drivers/staging/rdma/hfi1/chip.c
@@ -1417,6 +1417,17 @@ static u64 access_sw_link_up_cnt(const struct cntr_entry
*entry, void *context,
return read_write_sw(ppd->dd, &ppd->link_up, mode, data);
}
+static u64 access_sw_unknown_frame_cnt(const struct cntr_entry *entry,
+ void *context, int vl, int mode,
+ u64 data)
+{
+ struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context;
+
+ if (vl != CNTR_INVALID_VL)
+ return 0;
+ return read_write_sw(ppd->dd, &ppd->unknown_frame_count, mode, data);
+}
+
static u64 access_sw_xmit_discards(const struct cntr_entry *entry,
void *context, int vl, int mode, u64 data)
{
@@ -4880,6 +4891,8 @@ static struct cntr_entry port_cntrs[PORT_CNTR_LAST] = {
access_sw_link_dn_cnt),
[C_SW_LINK_UP] = CNTR_ELEM("SwLinkUp", 0, 0, CNTR_SYNTH | CNTR_32BIT,
access_sw_link_up_cnt),
+[C_SW_UNKNOWN_FRAME] = CNTR_ELEM("UnknownFrame", 0, 0, CNTR_NORMAL,
+ access_sw_unknown_frame_cnt),
[C_SW_XMIT_DSCD] = CNTR_ELEM("XmitDscd", 0, 0, CNTR_SYNTH | CNTR_32BIT,
access_sw_xmit_discards),
[C_SW_XMIT_DSCD_VL] = CNTR_ELEM("XmitDscdVl", 0, 0,
@@ -7227,6 +7240,11 @@ static void handle_8051_interrupt(struct hfi1_devdata
*dd, u32 unused, u64 reg)
}
err &= ~(u64)FAILED_LNI;
}
+ /* unknown frames can happen durning LNI, just count */
+ if (err & UNKNOWN_FRAME) {
+ ppd->unknown_frame_count++;
+ err &= ~(u64)UNKNOWN_FRAME;
+ }
if (err) {
/* report remaining errors, but do not do anything */
dd_dev_err(dd, "8051 info error: %s\n",
diff --git a/drivers/staging/rdma/hfi1/chip.h b/drivers/staging/rdma/hfi1/chip.h
index 3a51137..96f71e1 100644
--- a/drivers/staging/rdma/hfi1/chip.h
+++ b/drivers/staging/rdma/hfi1/chip.h
@@ -1080,6 +1080,7 @@ enum {
C_RX_WORDS,
C_SW_LINK_DOWN,
C_SW_LINK_UP,
+ C_SW_UNKNOWN_FRAME,
C_SW_XMIT_DSCD,
C_SW_XMIT_DSCD_VL,
C_SW_XMIT_CSTR_ERR,
diff --git a/drivers/staging/rdma/hfi1/hfi.h b/drivers/staging/rdma/hfi1/hfi.h
index 41aac12..fcf6331 100644
--- a/drivers/staging/rdma/hfi1/hfi.h
+++ b/drivers/staging/rdma/hfi1/hfi.h
@@ -713,6 +713,8 @@ struct hfi1_pportdata {
u64 link_downed;
/* number of times link retrained successfully */
u64 link_up;
+ /* number of times a link unknown frame was reported */
+ u64 unknown_frame_count;
/* port_ltp_crc_mode is returned in 'portinfo' MADs */
u16 port_ltp_crc_mode;
/* port_crc_mode_enabled is the crc we support */
--
1.7.1
--
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