On Tue, Oct 10, 2017 at 06:25:19PM +0000, Bart Van Assche wrote:
> On Tue, 2017-10-10 at 21:08 +0300, Leon Romanovsky wrote:
> > Does it mean that you can get rid of eep_st_masks and QIB_EEP_LOG_CNT too?
>
> I think so. Here we go ...
Thanks
>
>
> Subject: [PATCH] IB/qib: Remove remaining code related to writing the EEPROM
>
> Due to removal of the EEPROM writing code, the qib_inc_eeprom_err()
> macro became a no-op. Remove the code that calls it. Since that
> change removes all code that reads the eep_st_masks array, also
> remove the code that updates that array and the array itself.
>
> References: commit 18c0b82a3e45 (" IB/qib: Do not write EEPROM")
> Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx>
> Cc: Mike Marciniszyn <infinipath@xxxxxxxxx>
> ---
> drivers/infiniband/hw/qib/qib.h | 18 ------------------
> drivers/infiniband/hw/qib/qib_iba6120.c | 25 -------------------------
> drivers/infiniband/hw/qib/qib_iba7220.c | 20 --------------------
> drivers/infiniband/hw/qib/qib_iba7322.c | 6 +-----
> 4 files changed, 1 insertion(+), 68 deletions(-)
>
> diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h
> index 1167a9c1776b..689f5d001892 100644
> --- a/drivers/infiniband/hw/qib/qib.h
> +++ b/drivers/infiniband/hw/qib/qib.h
> @@ -101,18 +101,6 @@ extern const struct pci_error_handlers qib_pci_err_handler;
> */
> #define QIB_TRAFFIC_ACTIVE_THRESHOLD (2000)
>
> -/*
> - * Struct used to indicate which errors are logged in each of the
> - * error-counters that are logged to EEPROM. A counter is incremented
> - * _once_ (saturating at 255) for each event with any bits set in
> - * the error or hwerror register masks below.
> - */
> -#define QIB_EEP_LOG_CNT (4)
> -struct qib_eep_log_mask {
> - u64 errs_to_log;
> - u64 hwerrs_to_log;
> -};
> -
> /*
> * Below contains all data related to a single context (formerly called port).
> */
> @@ -1079,11 +1067,6 @@ struct qib_devdata {
> /* control high-level access to EEPROM */
> struct mutex eep_lock;
> uint64_t traffic_wds;
> - /*
> - * masks for which bits of errs, hwerrs that cause
> - * each of the counters to increment.
> - */
> - struct qib_eep_log_mask eep_st_masks[QIB_EEP_LOG_CNT];
> struct qib_diag_client *diag_client;
> spinlock_t qib_diag_trans_lock; /* protect diag observer ops */
> struct diag_observer_list_elt *diag_observer_list;
> @@ -1297,7 +1280,6 @@ int qib_twsi_blk_rd(struct qib_devdata *dd, int dev, int addr, void *buffer,
> int qib_twsi_blk_wr(struct qib_devdata *dd, int dev, int addr,
> const void *buffer, int len);
> void qib_get_eeprom_info(struct qib_devdata *);
> -#define qib_inc_eeprom_err(dd, eidx, incr)
> void qib_dump_lookup_output_queue(struct qib_devdata *);
> void qib_force_pio_avail_update(struct qib_devdata *);
> void qib_clear_symerror_on_linkup(unsigned long opaque);
> diff --git a/drivers/infiniband/hw/qib/qib_iba6120.c b/drivers/infiniband/hw/qib/qib_iba6120.c
> index c4a4c57e0f0a..3c5adfa104a0 100644
> --- a/drivers/infiniband/hw/qib/qib_iba6120.c
> +++ b/drivers/infiniband/hw/qib/qib_iba6120.c
> @@ -748,7 +748,6 @@ static void qib_handle_6120_hwerrors(struct qib_devdata *dd, char *msg,
> u32 bits, ctrl;
> int isfatal = 0;
> char *bitsmsg;
> - int log_idx;
>
> hwerrs = qib_read_kreg64(dd, kr_hwerrstatus);
> if (!hwerrs)
> @@ -770,11 +769,6 @@ static void qib_handle_6120_hwerrors(struct qib_devdata *dd, char *msg,
>
> hwerrs &= dd->cspec->hwerrmask;
>
> - /* We log some errors to EEPROM, check if we have any of those. */
> - for (log_idx = 0; log_idx < QIB_EEP_LOG_CNT; ++log_idx)
> - if (hwerrs & dd->eep_st_masks[log_idx].hwerrs_to_log)
> - qib_inc_eeprom_err(dd, log_idx, 1);
> -
> /*
> * Make sure we get this much out, unless told to be quiet,
> * or it's occurred within the last 5 seconds.
> @@ -1004,7 +998,6 @@ static void handle_6120_errors(struct qib_devdata *dd, u64 errs)
> char *msg;
> u64 ignore_this_time = 0;
> u64 iserr = 0;
> - int log_idx;
> struct qib_pportdata *ppd = dd->pport;
> u64 mask;
>
> @@ -1015,10 +1008,6 @@ static void handle_6120_errors(struct qib_devdata *dd, u64 errs)
> /* do these first, they are most important */
> if (errs & ERR_MASK(HardwareErr))
> qib_handle_6120_hwerrors(dd, msg, sizeof(dd->cspec->emsgbuf));
> - else
> - for (log_idx = 0; log_idx < QIB_EEP_LOG_CNT; ++log_idx)
> - if (errs & dd->eep_st_masks[log_idx].errs_to_log)
> - qib_inc_eeprom_err(dd, log_idx, 1);
>
> if (errs & ~IB_E_BITSEXTANT)
> qib_dev_err(dd,
> @@ -3227,20 +3216,6 @@ static int init_6120_variables(struct qib_devdata *dd)
> if (qib_unordered_wc())
> dd->flags |= QIB_PIO_FLUSH_WC;
>
> - /*
> - * EEPROM error log 0 is TXE Parity errors. 1 is RXE Parity.
> - * 2 is Some Misc, 3 is reserved for future.
> - */
> - dd->eep_st_masks[0].hwerrs_to_log = HWE_MASK(TXEMemParityErr);
> -
> - /* Ignore errors in PIO/PBC on systems with unordered write-combining */
> - if (qib_unordered_wc())
> - dd->eep_st_masks[0].hwerrs_to_log &= ~TXE_PIO_PARITY;
> -
> - dd->eep_st_masks[1].hwerrs_to_log = HWE_MASK(RXEMemParityErr);
> -
> - dd->eep_st_masks[2].errs_to_log = ERR_MASK(ResetNegated);
> -
> ret = qib_init_pportdata(ppd, dd, 0, 1);
> if (ret)
> goto bail;
> diff --git a/drivers/infiniband/hw/qib/qib_iba7220.c b/drivers/infiniband/hw/qib/qib_iba7220.c
> index 78ce79be4120..ceb2259a5efb 100644
> --- a/drivers/infiniband/hw/qib/qib_iba7220.c
> +++ b/drivers/infiniband/hw/qib/qib_iba7220.c
> @@ -1094,7 +1094,6 @@ static void handle_7220_errors(struct qib_devdata *dd, u64 errs)
> char *msg;
> u64 ignore_this_time = 0;
> u64 iserr = 0;
> - int log_idx;
> struct qib_pportdata *ppd = dd->pport;
> u64 mask;
>
> @@ -1105,10 +1104,6 @@ static void handle_7220_errors(struct qib_devdata *dd, u64 errs)
> /* do these first, they are most important */
> if (errs & ERR_MASK(HardwareErr))
> qib_7220_handle_hwerrors(dd, msg, sizeof(dd->cspec->emsgbuf));
> - else
> - for (log_idx = 0; log_idx < QIB_EEP_LOG_CNT; ++log_idx)
> - if (errs & dd->eep_st_masks[log_idx].errs_to_log)
> - qib_inc_eeprom_err(dd, log_idx, 1);
>
> if (errs & QLOGIC_IB_E_SDMAERRS)
> sdma_7220_errors(ppd, errs);
> @@ -1302,7 +1297,6 @@ static void qib_7220_handle_hwerrors(struct qib_devdata *dd, char *msg,
> u32 bits, ctrl;
> int isfatal = 0;
> char *bitsmsg;
> - int log_idx;
>
> hwerrs = qib_read_kreg64(dd, kr_hwerrstatus);
> if (!hwerrs)
> @@ -1326,10 +1320,6 @@ static void qib_7220_handle_hwerrors(struct qib_devdata *dd, char *msg,
>
> hwerrs &= dd->cspec->hwerrmask;
>
> - /* We log some errors to EEPROM, check if we have any of those. */
> - for (log_idx = 0; log_idx < QIB_EEP_LOG_CNT; ++log_idx)
> - if (hwerrs & dd->eep_st_masks[log_idx].hwerrs_to_log)
> - qib_inc_eeprom_err(dd, log_idx, 1);
> if (hwerrs & ~(TXEMEMPARITYERR_PIOBUF | TXEMEMPARITYERR_PIOPBC |
> RXE_PARITY))
> qib_devinfo(dd->pcidev,
> @@ -4016,16 +4006,6 @@ static int qib_init_7220_variables(struct qib_devdata *dd)
> dd->flags |= qib_special_trigger ?
> QIB_USE_SPCL_TRIG : QIB_HAS_SEND_DMA;
>
> - /*
> - * EEPROM error log 0 is TXE Parity errors. 1 is RXE Parity.
> - * 2 is Some Misc, 3 is reserved for future.
> - */
> - dd->eep_st_masks[0].hwerrs_to_log = HWE_MASK(TXEMemParityErr);
> -
> - dd->eep_st_masks[1].hwerrs_to_log = HWE_MASK(RXEMemParityErr);
> -
> - dd->eep_st_masks[2].errs_to_log = ERR_MASK(ResetNegated);
> -
> init_waitqueue_head(&cpspec->autoneg_wait);
> INIT_DELAYED_WORK(&cpspec->autoneg_work, autoneg_7220_work);
>
> diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
> index 4d02cffe4e03..77217fae9c06 100644
> --- a/drivers/infiniband/hw/qib/qib_iba7322.c
> +++ b/drivers/infiniband/hw/qib/qib_iba7322.c
> @@ -1644,7 +1644,6 @@ static noinline void handle_7322_errors(struct qib_devdata *dd)
> u64 iserr = 0;
> u64 errs;
> u64 mask;
> - int log_idx;
>
> qib_stats.sps_errints++;
> errs = qib_read_kreg64(dd, kr_errstatus);
> @@ -1662,10 +1661,7 @@ static noinline void handle_7322_errors(struct qib_devdata *dd)
> if (errs & QIB_E_HARDWARE) {
> *msg = '\0';
> qib_7322_handle_hwerrors(dd, msg, sizeof(dd->cspec->emsgbuf));
> - } else
> - for (log_idx = 0; log_idx < QIB_EEP_LOG_CNT; ++log_idx)
> - if (errs & dd->eep_st_masks[log_idx].errs_to_log)
> - qib_inc_eeprom_err(dd, log_idx, 1);
> + }
>
> if (errs & QIB_E_SPKTERRS) {
> qib_disarm_7322_senderrbufs(dd->pport);
> --
> 2.14.2
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