diff options
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_config.c')
| -rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_config.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_config.c b/drivers/scsi/mpt3sas/mpt3sas_config.c index 2fa60c2e0b8e..9eff6fd3055f 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_config.c +++ b/drivers/scsi/mpt3sas/mpt3sas_config.c @@ -1877,6 +1877,157 @@ mpt3sas_config_update_driver_trigger_pg0(struct MPT3SAS_ADAPTER *ioc, } /** + * mpt3sas_config_get_driver_trigger_pg1 - obtain driver trigger page 1 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * Context: sleep. + * + * Returns 0 for success, non-zero for failure. + */ +int +mpt3sas_config_get_driver_trigger_pg1(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi26DriverTriggerPage1_t *config_page) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED; + mpi_request.ExtPageType = + MPI2_CONFIG_EXTPAGETYPE_DRIVER_PERSISTENT_TRIGGER; + mpi_request.Header.PageNumber = 1; + mpi_request.Header.PageVersion = MPI26_DRIVER_TRIGGER_PAGE1_PAGEVERSION; + ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT; + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sizeof(*config_page)); + out: + return r; +} + +/** + * mpt3sas_config_set_driver_trigger_pg1 - write driver trigger page 1 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * Context: sleep. + * + * Returns 0 for success, non-zero for failure. + */ +static int +_config_set_driver_trigger_pg1(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi26DriverTriggerPage1_t *config_page) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED; + mpi_request.ExtPageType = + MPI2_CONFIG_EXTPAGETYPE_DRIVER_PERSISTENT_TRIGGER; + mpi_request.Header.PageNumber = 1; + mpi_request.Header.PageVersion = MPI26_DRIVER_TRIGGER_PAGE1_PAGEVERSION; + ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT; + _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sizeof(*config_page)); + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM; + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sizeof(*config_page)); + out: + return r; +} + +/** + * mpt3sas_config_update_driver_trigger_pg1 - update driver trigger page 1 + * @ioc: per adapter object + * @master_tg: Master trigger bit map + * @set: set ot clear trigger values + * Context: sleep. + * + * Returns 0 for success, non-zero for failure. + */ +int +mpt3sas_config_update_driver_trigger_pg1(struct MPT3SAS_ADAPTER *ioc, + struct SL_WH_MASTER_TRIGGER_T *master_tg, bool set) +{ + Mpi26DriverTriggerPage1_t tg_pg1; + Mpi2ConfigReply_t mpi_reply; + int rc; + u16 ioc_status; + + rc = mpt3sas_config_update_driver_trigger_pg0(ioc, + MPI26_DRIVER_TRIGGER0_FLAG_MASTER_TRIGGER_VALID, set); + if (rc) + return rc; + + rc = mpt3sas_config_get_driver_trigger_pg1(ioc, &mpi_reply, &tg_pg1); + if (rc) + goto out; + + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + dcprintk(ioc, + ioc_err(ioc, + "%s: Failed to get trigger pg1, ioc_status(0x%04x)\n", + __func__, ioc_status)); + rc = -EFAULT; + goto out; + } + + if (set) { + tg_pg1.NumMasterTrigger = cpu_to_le16(1); + tg_pg1.MasterTriggers[0].MasterTriggerFlags = cpu_to_le32( + master_tg->MasterData); + } else { + tg_pg1.NumMasterTrigger = 0; + tg_pg1.MasterTriggers[0].MasterTriggerFlags = 0; + } + + rc = _config_set_driver_trigger_pg1(ioc, &mpi_reply, &tg_pg1); + if (rc) + goto out; + + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + dcprintk(ioc, + ioc_err(ioc, + "%s: Failed to get trigger pg1, ioc_status(0x%04x)\n", + __func__, ioc_status)); + rc = -EFAULT; + goto out; + } + + return 0; + +out: + mpt3sas_config_update_driver_trigger_pg0(ioc, + MPI26_DRIVER_TRIGGER0_FLAG_MASTER_TRIGGER_VALID, !set); + + return rc; +} + +/** * mpt3sas_config_get_volume_handle - returns volume handle for give hidden * raid components * @ioc: per adapter object |