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authorMitko Haralanov <mitko.haralanov@intel.com>2015-01-16 14:55:27 +0100
committerRoland Dreier <roland@purestorage.com>2015-02-17 01:42:14 +0100
commit18c0b82a3e4501511b08d0e8676fb08ac08734a3 (patch)
treec6a4bfb33d896cebb7815e4b6071dde66c3f679a /drivers/infiniband/hw/qib/qib.h
parentIB/ipath: Remove unused function in ipath_wc_ppc64 (diff)
downloadlinux-18c0b82a3e4501511b08d0e8676fb08ac08734a3.tar.xz
linux-18c0b82a3e4501511b08d0e8676fb08ac08734a3.zip
IB/qib: Do not write EEPROM
This changeset removes all the code that allows the driver to write to the EEPROM and update the recorded error counters and power on hours. These two stats are unused and writing them exposes a timing risk which could leave the EEPROM in a bad state preventing further normal operation of the HCA. Cc: <stable@vger.kernel.org> Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Mitko Haralanov <mitko.haralanov@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/qib/qib.h')
-rw-r--r--drivers/infiniband/hw/qib/qib.h9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h
index c00ae093b6f8..b218254ee41b 100644
--- a/drivers/infiniband/hw/qib/qib.h
+++ b/drivers/infiniband/hw/qib/qib.h
@@ -1082,12 +1082,6 @@ struct qib_devdata {
/* control high-level access to EEPROM */
struct mutex eep_lock;
uint64_t traffic_wds;
- /* active time is kept in seconds, but logged in hours */
- atomic_t active_time;
- /* Below are nominal shadow of EEPROM, new since last EEPROM update */
- uint8_t eep_st_errs[QIB_EEP_LOG_CNT];
- uint8_t eep_st_new_errs[QIB_EEP_LOG_CNT];
- uint16_t eep_hrs;
/*
* masks for which bits of errs, hwerrs that cause
* each of the counters to increment.
@@ -1309,8 +1303,7 @@ 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 *);
-int qib_update_eeprom_log(struct qib_devdata *dd);
-void qib_inc_eeprom_err(struct qib_devdata *dd, u32 eidx, u32 incr);
+#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);