diff options
Diffstat (limited to 'drivers/scsi/mpi3mr/mpi3mr_fw.c')
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr_fw.c | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c index 5fa07d6ee5b8..f039f1d98647 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c @@ -1163,6 +1163,12 @@ mpi3mr_revalidate_factsdata(struct mpi3mr_ioc *mrioc) return -EPERM; } + if (mrioc->shost->max_sectors != (mrioc->facts.max_data_length / 512)) + ioc_err(mrioc, "Warning: The maximum data transfer length\n" + "\tchanged after reset: previous(%d), new(%d),\n" + "the driver cannot change this at run time\n", + mrioc->shost->max_sectors * 512, mrioc->facts.max_data_length); + if ((mrioc->sas_transport_enabled) && (mrioc->facts.ioc_capabilities & MPI3_IOCFACTS_CAPABILITY_MULTIPATH_ENABLED)) ioc_err(mrioc, @@ -2343,8 +2349,8 @@ static int mpi3mr_sync_timestamp(struct mpi3mr_ioc *mrioc) ioc_err(mrioc, "Issue IOUCTL time_stamp: command timed out\n"); mrioc->init_cmds.is_waiting = 0; if (!(mrioc->init_cmds.state & MPI3MR_CMD_RESET)) - mpi3mr_soft_reset_handler(mrioc, - MPI3MR_RESET_FROM_TSU_TIMEOUT, 1); + mpi3mr_check_rh_fault_ioc(mrioc, + MPI3MR_RESET_FROM_TSU_TIMEOUT); retval = -1; goto out_unlock; } @@ -2856,6 +2862,7 @@ static void mpi3mr_process_factsdata(struct mpi3mr_ioc *mrioc, le16_to_cpu(facts_data->max_pcie_switches); mrioc->facts.max_sasexpanders = le16_to_cpu(facts_data->max_sas_expanders); + mrioc->facts.max_data_length = le16_to_cpu(facts_data->max_data_length); mrioc->facts.max_sasinitiators = le16_to_cpu(facts_data->max_sas_initiators); mrioc->facts.max_enclosures = le16_to_cpu(facts_data->max_enclosures); @@ -2893,13 +2900,18 @@ static void mpi3mr_process_factsdata(struct mpi3mr_ioc *mrioc, mrioc->facts.io_throttle_high = le16_to_cpu(facts_data->io_throttle_high); + if (mrioc->facts.max_data_length == + MPI3_IOCFACTS_MAX_DATA_LENGTH_NOT_REPORTED) + mrioc->facts.max_data_length = MPI3MR_DEFAULT_MAX_IO_SIZE; + else + mrioc->facts.max_data_length *= MPI3MR_PAGE_SIZE_4K; /* Store in 512b block count */ if (mrioc->facts.io_throttle_data_length) mrioc->io_throttle_data_length = (mrioc->facts.io_throttle_data_length * 2 * 4); else /* set the length to 1MB + 1K to disable throttle */ - mrioc->io_throttle_data_length = MPI3MR_MAX_SECTORS + 2; + mrioc->io_throttle_data_length = (mrioc->facts.max_data_length / 512) + 2; mrioc->io_throttle_high = (mrioc->facts.io_throttle_high * 2 * 1024); mrioc->io_throttle_low = (mrioc->facts.io_throttle_low * 2 * 1024); @@ -2914,9 +2926,9 @@ static void mpi3mr_process_factsdata(struct mpi3mr_ioc *mrioc, ioc_info(mrioc, "SGEModMask 0x%x SGEModVal 0x%x SGEModShift 0x%x ", mrioc->facts.sge_mod_mask, mrioc->facts.sge_mod_value, mrioc->facts.sge_mod_shift); - ioc_info(mrioc, "DMA mask %d InitialPE status 0x%x\n", + ioc_info(mrioc, "DMA mask %d InitialPE status 0x%x max_data_len (%d)\n", mrioc->facts.dma_mask, (facts_flags & - MPI3_IOCFACTS_FLAGS_INITIAL_PORT_ENABLE_MASK)); + MPI3_IOCFACTS_FLAGS_INITIAL_PORT_ENABLE_MASK), mrioc->facts.max_data_length); ioc_info(mrioc, "max_dev_per_throttle_group(%d), max_throttle_groups(%d)\n", mrioc->facts.max_dev_per_tg, mrioc->facts.max_io_throttle_group); @@ -3359,8 +3371,8 @@ int mpi3mr_process_event_ack(struct mpi3mr_ioc *mrioc, u8 event, if (!(mrioc->init_cmds.state & MPI3MR_CMD_COMPLETE)) { ioc_err(mrioc, "Issue EvtNotify: command timed out\n"); if (!(mrioc->init_cmds.state & MPI3MR_CMD_RESET)) - mpi3mr_soft_reset_handler(mrioc, - MPI3MR_RESET_FROM_EVTACK_TIMEOUT, 1); + mpi3mr_check_rh_fault_ioc(mrioc, + MPI3MR_RESET_FROM_EVTACK_TIMEOUT); retval = -1; goto out_unlock; } @@ -3414,7 +3426,14 @@ static int mpi3mr_alloc_chain_bufs(struct mpi3mr_ioc *mrioc) if (!mrioc->chain_sgl_list) goto out_failed; - sz = MPI3MR_PAGE_SIZE_4K; + if (mrioc->max_sgl_entries > (mrioc->facts.max_data_length / + MPI3MR_PAGE_SIZE_4K)) + mrioc->max_sgl_entries = mrioc->facts.max_data_length / + MPI3MR_PAGE_SIZE_4K; + sz = mrioc->max_sgl_entries * sizeof(struct mpi3_sge_common); + ioc_info(mrioc, "number of sgl entries=%d chain buffer size=%dKB\n", + mrioc->max_sgl_entries, sz/1024); + mrioc->chain_buf_pool = dma_pool_create("chain_buf pool", &mrioc->pdev->dev, sz, 16, 0); if (!mrioc->chain_buf_pool) { @@ -3813,7 +3832,7 @@ retry_init: } mrioc->max_host_ios = mrioc->facts.max_reqs - MPI3MR_INTERNAL_CMDS_RESVD; - + mrioc->shost->max_sectors = mrioc->facts.max_data_length / 512; mrioc->num_io_throttle_group = mrioc->facts.max_io_throttle_group; atomic_set(&mrioc->pend_large_data_sz, 0); |