diff options
Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_config.c')
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_config.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c index c72a2fff5dbb..41a8f84ec8a4 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_config.c +++ b/drivers/scsi/mpt2sas/mpt2sas_config.c @@ -719,6 +719,42 @@ mpt2sas_config_get_iounit_pg3(struct MPT2SAS_ADAPTER *ioc, } /** + * mpt2sas_config_get_iounit_pg8 - obtain iounit page 8 + * @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 +mpt2sas_config_get_iounit_pg8(struct MPT2SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage8_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_IO_UNIT; + mpi_request.Header.PageNumber = 8; + mpi_request.Header.PageVersion = MPI2_IOUNITPAGE8_PAGEVERSION; + mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT2_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, + MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sizeof(*config_page)); + out: + return r; +} + +/** * mpt2sas_config_get_ioc_pg8 - obtain ioc page 8 * @ioc: per adapter object * @mpi_reply: reply mf payload returned from firmware |