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IB/ipath: Print more informative parity error messages

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Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Bryan O'Sullivan 2006-09-28 09:00:08 -07:00 committed by Roland Dreier
parent 6a553af286
commit 8d588f8bb7
5 changed files with 158 additions and 97 deletions
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68
drivers/infiniband/hw/ipath/ipath_iba6110.c
View File

@ -389,17 +389,28 @@ static void hwerr_crcbits(struct ipath_devdata *dd, ipath_err_t hwerrs,
_IPATH_HTLINK1_CRCBITS)));
}
/* 6110 specific hardware errors... */
static const struct ipath_hwerror_msgs ipath_6110_hwerror_msgs[] = {
INFINIPATH_HWE_MSG(HTCBUSIREQPARITYERR, "HTC Ireq Parity"),
INFINIPATH_HWE_MSG(HTCBUSTREQPARITYERR, "HTC Treq Parity"),
INFINIPATH_HWE_MSG(HTCBUSTRESPPARITYERR, "HTC Tresp Parity"),
INFINIPATH_HWE_MSG(HTCMISCERR5, "HT core Misc5"),
INFINIPATH_HWE_MSG(HTCMISCERR6, "HT core Misc6"),
INFINIPATH_HWE_MSG(HTCMISCERR7, "HT core Misc7"),
INFINIPATH_HWE_MSG(RXDSYNCMEMPARITYERR, "Rx Dsync"),
INFINIPATH_HWE_MSG(SERDESPLLFAILED, "SerDes PLL"),
};
/**
* ipath_ht_handle_hwerrors - display hardware errors
* ipath_ht_handle_hwerrors - display hardware errors.
* @dd: the infinipath device
* @msg: the output buffer
* @msgl: the size of the output buffer
*
* Use same msg buffer as regular errors to avoid
* excessive stack use. Most hardware errors are catastrophic, but for
* right now, we'll print them and continue.
* We reuse the same message buffer as ipath_handle_errors() to avoid
* excessive stack usage.
* Use same msg buffer as regular errors to avoid excessive stack
* use. Most hardware errors are catastrophic, but for right now,
* we'll print them and continue. We reuse the same message buffer as
* ipath_handle_errors() to avoid excessive stack usage.
*/
static void ipath_ht_handle_hwerrors(struct ipath_devdata *dd, char *msg,
size_t msgl)
@ -499,44 +510,16 @@ static void ipath_ht_handle_hwerrors(struct ipath_devdata *dd, char *msg,
bits);
strlcat(msg, bitsmsg, msgl);
}
if (hwerrs & (INFINIPATH_HWE_RXEMEMPARITYERR_MASK
<< INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT)) {
bits = (u32) ((hwerrs >>
INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT) &
INFINIPATH_HWE_RXEMEMPARITYERR_MASK);
snprintf(bitsmsg, sizeof bitsmsg, "[RXE Parity Errs %x] ",
bits);
strlcat(msg, bitsmsg, msgl);
}
if (hwerrs & (INFINIPATH_HWE_TXEMEMPARITYERR_MASK
<< INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT)) {
bits = (u32) ((hwerrs >>
INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT) &
INFINIPATH_HWE_TXEMEMPARITYERR_MASK);
snprintf(bitsmsg, sizeof bitsmsg, "[TXE Parity Errs %x] ",
bits);
strlcat(msg, bitsmsg, msgl);
}
if (hwerrs & INFINIPATH_HWE_IBCBUSTOSPCPARITYERR)
strlcat(msg, "[IB2IPATH Parity]", msgl);
if (hwerrs & INFINIPATH_HWE_IBCBUSFRSPCPARITYERR)
strlcat(msg, "[IPATH2IB Parity]", msgl);
if (hwerrs & INFINIPATH_HWE_HTCBUSIREQPARITYERR)
strlcat(msg, "[HTC Ireq Parity]", msgl);
if (hwerrs & INFINIPATH_HWE_HTCBUSTREQPARITYERR)
strlcat(msg, "[HTC Treq Parity]", msgl);
if (hwerrs & INFINIPATH_HWE_HTCBUSTRESPPARITYERR)
strlcat(msg, "[HTC Tresp Parity]", msgl);
ipath_format_hwerrors(hwerrs,
ipath_6110_hwerror_msgs,
sizeof(ipath_6110_hwerror_msgs) /
sizeof(ipath_6110_hwerror_msgs[0]),
msg, msgl);
if (hwerrs & (_IPATH_HTLINK0_CRCBITS | _IPATH_HTLINK1_CRCBITS))
hwerr_crcbits(dd, hwerrs, msg, msgl);
if (hwerrs & INFINIPATH_HWE_HTCMISCERR5)
strlcat(msg, "[HT core Misc5]", msgl);
if (hwerrs & INFINIPATH_HWE_HTCMISCERR6)
strlcat(msg, "[HT core Misc6]", msgl);
if (hwerrs & INFINIPATH_HWE_HTCMISCERR7)
strlcat(msg, "[HT core Misc7]", msgl);
if (hwerrs & INFINIPATH_HWE_MEMBISTFAILED) {
strlcat(msg, "[Memory BIST test failed, InfiniPath hardware unusable]",
msgl);
@ -573,11 +556,6 @@ static void ipath_ht_handle_hwerrors(struct ipath_devdata *dd, char *msg,
dd->ipath_hwerrmask);
}
if (hwerrs & INFINIPATH_HWE_RXDSYNCMEMPARITYERR)
strlcat(msg, "[Rx Dsync]", msgl);
if (hwerrs & INFINIPATH_HWE_SERDESPLLFAILED)
strlcat(msg, "[SerDes PLL]", msgl);
ipath_dev_err(dd, "%s hardware error\n", msg);
if (isfatal && !ipath_diag_inuse && dd->ipath_freezemsg)
/*

77
drivers/infiniband/hw/ipath/ipath_iba6120.c
View File

@ -301,6 +301,26 @@ static const struct ipath_cregs ipath_pe_cregs = {
*/
#define INFINIPATH_XGXS_SUPPRESS_ARMLAUNCH_ERR (1ULL<<63)
/* 6120 specific hardware errors... */
static const struct ipath_hwerror_msgs ipath_6120_hwerror_msgs[] = {
INFINIPATH_HWE_MSG(PCIEPOISONEDTLP, "PCIe Poisoned TLP"),
INFINIPATH_HWE_MSG(PCIECPLTIMEOUT, "PCIe completion timeout"),
/*
* In practice, it's unlikely wthat we'll see PCIe PLL, or bus
* parity or memory parity error failures, because most likely we
* won't be able to talk to the core of the chip. Nonetheless, we
* might see them, if they are in parts of the PCIe core that aren't
* essential.
*/
INFINIPATH_HWE_MSG(PCIE1PLLFAILED, "PCIePLL1"),
INFINIPATH_HWE_MSG(PCIE0PLLFAILED, "PCIePLL0"),
INFINIPATH_HWE_MSG(PCIEBUSPARITYXTLH, "PCIe XTLH core parity"),
INFINIPATH_HWE_MSG(PCIEBUSPARITYXADM, "PCIe ADM TX core parity"),
INFINIPATH_HWE_MSG(PCIEBUSPARITYRADM, "PCIe ADM RX core parity"),
INFINIPATH_HWE_MSG(RXDSYNCMEMPARITYERR, "Rx Dsync"),
INFINIPATH_HWE_MSG(SERDESPLLFAILED, "SerDes PLL"),
};
/**
* ipath_pe_handle_hwerrors - display hardware errors.
* @dd: the infinipath device
@ -403,24 +423,13 @@ static void ipath_pe_handle_hwerrors(struct ipath_devdata *dd, char *msg,
ipath_write_kreg(dd, dd->ipath_kregs->kr_hwerrmask,
dd->ipath_hwerrmask);
}
if (hwerrs & (INFINIPATH_HWE_RXEMEMPARITYERR_MASK
<< INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT)) {
bits = (u32) ((hwerrs >>
INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT) &
INFINIPATH_HWE_RXEMEMPARITYERR_MASK);
snprintf(bitsmsg, sizeof bitsmsg, "[RXE Parity Errs %x] ",
bits);
strlcat(msg, bitsmsg, msgl);
}
if (hwerrs & (INFINIPATH_HWE_TXEMEMPARITYERR_MASK
<< INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT)) {
bits = (u32) ((hwerrs >>
INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT) &
INFINIPATH_HWE_TXEMEMPARITYERR_MASK);
snprintf(bitsmsg, sizeof bitsmsg, "[TXE Parity Errs %x] ",
bits);
strlcat(msg, bitsmsg, msgl);
}
ipath_format_hwerrors(hwerrs,
ipath_6120_hwerror_msgs,
sizeof(ipath_6120_hwerror_msgs)/
sizeof(ipath_6120_hwerror_msgs[0]),
msg, msgl);
if (hwerrs & (INFINIPATH_HWE_PCIEMEMPARITYERR_MASK
<< INFINIPATH_HWE_PCIEMEMPARITYERR_SHIFT)) {
bits = (u32) ((hwerrs >>
@ -430,10 +439,6 @@ static void ipath_pe_handle_hwerrors(struct ipath_devdata *dd, char *msg,
"[PCIe Mem Parity Errs %x] ", bits);
strlcat(msg, bitsmsg, msgl);
}
if (hwerrs & INFINIPATH_HWE_IBCBUSTOSPCPARITYERR)
strlcat(msg, "[IB2IPATH Parity]", msgl);
if (hwerrs & INFINIPATH_HWE_IBCBUSFRSPCPARITYERR)
strlcat(msg, "[IPATH2IB Parity]", msgl);
#define _IPATH_PLL_FAIL (INFINIPATH_HWE_COREPLL_FBSLIP | \
INFINIPATH_HWE_COREPLL_RFSLIP )
@ -459,34 +464,6 @@ static void ipath_pe_handle_hwerrors(struct ipath_devdata *dd, char *msg,
dd->ipath_hwerrmask);
}
if (hwerrs & INFINIPATH_HWE_PCIEPOISONEDTLP)
strlcat(msg, "[PCIe Poisoned TLP]", msgl);
if (hwerrs & INFINIPATH_HWE_PCIECPLTIMEOUT)
strlcat(msg, "[PCIe completion timeout]", msgl);
/*
* In practice, it's unlikely wthat we'll see PCIe PLL, or bus
* parity or memory parity error failures, because most likely we
* won't be able to talk to the core of the chip. Nonetheless, we
* might see them, if they are in parts of the PCIe core that aren't
* essential.
*/
if (hwerrs & INFINIPATH_HWE_PCIE1PLLFAILED)
strlcat(msg, "[PCIePLL1]", msgl);
if (hwerrs & INFINIPATH_HWE_PCIE0PLLFAILED)
strlcat(msg, "[PCIePLL0]", msgl);
if (hwerrs & INFINIPATH_HWE_PCIEBUSPARITYXTLH)
strlcat(msg, "[PCIe XTLH core parity]", msgl);
if (hwerrs & INFINIPATH_HWE_PCIEBUSPARITYXADM)
strlcat(msg, "[PCIe ADM TX core parity]", msgl);
if (hwerrs & INFINIPATH_HWE_PCIEBUSPARITYRADM)
strlcat(msg, "[PCIe ADM RX core parity]", msgl);
if (hwerrs & INFINIPATH_HWE_RXDSYNCMEMPARITYERR)
strlcat(msg, "[Rx Dsync]", msgl);
if (hwerrs & INFINIPATH_HWE_SERDESPLLFAILED)
strlcat(msg, "[SerDes PLL]", msgl);
ipath_dev_err(dd, "%s hardware error\n", msg);
if (isfatal && !ipath_diag_inuse && dd->ipath_freezemsg) {
/*

76
drivers/infiniband/hw/ipath/ipath_intr.c
View File

@ -132,6 +132,82 @@ static u64 handle_e_sum_errs(struct ipath_devdata *dd, ipath_err_t errs)
return ignore_this_time;
}
/* generic hw error messages... */
#define INFINIPATH_HWE_TXEMEMPARITYERR_MSG(a) \
{ \
.mask = ( INFINIPATH_HWE_TXEMEMPARITYERR_##a << \
INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT ), \
.msg = "TXE " #a " Memory Parity" \
}
#define INFINIPATH_HWE_RXEMEMPARITYERR_MSG(a) \
{ \
.mask = ( INFINIPATH_HWE_RXEMEMPARITYERR_##a << \
INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT ), \
.msg = "RXE " #a " Memory Parity" \
}
static const struct ipath_hwerror_msgs ipath_generic_hwerror_msgs[] = {
INFINIPATH_HWE_MSG(IBCBUSFRSPCPARITYERR, "IPATH2IB Parity"),
INFINIPATH_HWE_MSG(IBCBUSTOSPCPARITYERR, "IB2IPATH Parity"),
INFINIPATH_HWE_TXEMEMPARITYERR_MSG(PIOBUF),
INFINIPATH_HWE_TXEMEMPARITYERR_MSG(PIOPBC),
INFINIPATH_HWE_TXEMEMPARITYERR_MSG(PIOLAUNCHFIFO),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(RCVBUF),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(LOOKUPQ),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(EAGERTID),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(EXPTID),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(FLAGBUF),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(DATAINFO),
INFINIPATH_HWE_RXEMEMPARITYERR_MSG(HDRINFO),
};
/**
* ipath_format_hwmsg - format a single hwerror message
* @msg message buffer
* @msgl length of message buffer
* @hwmsg message to add to message buffer
*/
static void ipath_format_hwmsg(char *msg, size_t msgl, const char *hwmsg)
{
strlcat(msg, "[", msgl);
strlcat(msg, hwmsg, msgl);
strlcat(msg, "]", msgl);
}
/**
* ipath_format_hwerrors - format hardware error messages for display
* @hwerrs hardware errors bit vector
* @hwerrmsgs hardware error descriptions
* @nhwerrmsgs number of hwerrmsgs
* @msg message buffer
* @msgl message buffer length
*/
void ipath_format_hwerrors(u64 hwerrs,
const struct ipath_hwerror_msgs *hwerrmsgs,
size_t nhwerrmsgs,
char *msg, size_t msgl)
{
int i;
const int glen =
sizeof(ipath_generic_hwerror_msgs) /
sizeof(ipath_generic_hwerror_msgs[0]);
for (i=0; i<glen; i++) {
if (hwerrs & ipath_generic_hwerror_msgs[i].mask) {
ipath_format_hwmsg(msg, msgl,
ipath_generic_hwerror_msgs[i].msg);
}
}
for (i=0; i<nhwerrmsgs; i++) {
if (hwerrs & hwerrmsgs[i].mask) {
ipath_format_hwmsg(msg, msgl, hwerrmsgs[i].msg);
}
}
}
/* return the strings for the most common link states */
static char *ib_linkstate(u32 linkstate)
{

16
drivers/infiniband/hw/ipath/ipath_kernel.h
View File

@ -897,4 +897,20 @@ extern struct mutex ipath_mutex;
#endif /* _IPATH_DEBUGGING */
/*
* this is used for formatting hw error messages...
*/
struct ipath_hwerror_msgs {
u64 mask;
const char *msg;
};
#define INFINIPATH_HWE_MSG(a, b) { .mask = INFINIPATH_HWE_##a, .msg = b }
/* in ipath_intr.c... */
void ipath_format_hwerrors(u64 hwerrs,
const struct ipath_hwerror_msgs *hwerrmsgs,
size_t nhwerrmsgs,
char *msg, size_t lmsg);
#endif /* _IPATH_KERNEL_H */

18
drivers/infiniband/hw/ipath/ipath_registers.h
View File

@ -134,10 +134,24 @@
#define INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT 40
#define INFINIPATH_HWE_RXEMEMPARITYERR_MASK 0x7FULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT 44
#define INFINIPATH_HWE_RXDSYNCMEMPARITYERR 0x0000000400000000ULL
#define INFINIPATH_HWE_MEMBISTFAILED 0x0040000000000000ULL
#define INFINIPATH_HWE_IBCBUSTOSPCPARITYERR 0x4000000000000000ULL
#define INFINIPATH_HWE_IBCBUSFRSPCPARITYERR 0x8000000000000000ULL
/* txe mem parity errors (shift by INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT) */
#define INFINIPATH_HWE_TXEMEMPARITYERR_PIOBUF 0x1ULL
#define INFINIPATH_HWE_TXEMEMPARITYERR_PIOPBC 0x2ULL
#define INFINIPATH_HWE_TXEMEMPARITYERR_PIOLAUNCHFIFO 0x4ULL
/* rxe mem parity errors (shift by INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT) */
#define INFINIPATH_HWE_RXEMEMPARITYERR_RCVBUF 0x01ULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_LOOKUPQ 0x02ULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_EAGERTID 0x04ULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_EXPTID 0x08ULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_FLAGBUF 0x10ULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_DATAINFO 0x20ULL
#define INFINIPATH_HWE_RXEMEMPARITYERR_HDRINFO 0x40ULL
/* waldo specific -- find the rest in ipath_6110.c */
#define INFINIPATH_HWE_RXDSYNCMEMPARITYERR 0x0000000400000000ULL
/* monty specific -- find the rest in ipath_6120.c */
#define INFINIPATH_HWE_MEMBISTFAILED 0x0040000000000000ULL
/* kr_hwdiagctrl bits */
#define INFINIPATH_DC_FORCETXEMEMPARITYERR_MASK 0xFULL