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2018-12-07scsi: lpfc: Fix driver release of fw-logging buffersJames Smart
On driver termination, after the driver stops fw logging by writing a register on the chip, the driver immediately unmaps and frees the logging buffer, without confirming in any way that the chip has received the write and terminated the logging. As termination on the chip is not immediate, the chip may issue a dma request to the now unmapped dma buffer, resulting in a iommu fault. Change the driver to receive a confirmation that logging ahs been terminated. As the driver always issues an SLI reset with the device as part of shutdown, and as part of that is receiving confirmation that the reset is complete - the driver was modified to perform the write to disable fw logging prior to the SLI reset and only free the fw log buffer after the SLI reset is complete. That guarantees use of the fw log buffer is fully terminated when it is unmapped. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Correct topology type reporting on G7 adaptersJames Smart
Driver missed classifying the chip type for G7 when reporting supported topologies. This resulted in loop being shown as supported on FC links that are not supported per the standard. Add the chip classifications to the topology checks in the driver. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Correct code setting non existent bits in sli4 ABORT WQEJames Smart
Driver is setting bits in word 10 of the SLI4 ABORT WQE (the wqid). The field was a carry over from a prior SLI revision. The field does not exist in SLI4, and the action may result in an overlap with future definition of the WQE. Remove the setting of WQID in the ABORT WQE. Also cleaned up WQE field settings - initialize to zero, don't bother to set fields to zero. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Defer LS_ACC to FLOGI on point to point loginsJames Smart
The current discovery state machine the driver treated FLOGI oddly. When point to point, an FLOGI is to be exchanged by the two ports, with the port with the most significant WWN then proceeding with PLOGI. The implementation in the driver was keyed to closely with "what have I sent", not with what has happened between the two endpoints. Thus, it blatantly would ACC an FLOGI, but reject PLOGI's until it had its FLOGI ACC'd. The problem is - the sending of FLOGI may be delayed for some reason, or the response to FLOGI held off by the other side. In the failing situation the other side sent an FLOGI, which was ACC'd, then sent PLOGIs which were then rjt'd until the retry count for the PLOGIs were exceeded and the port gave up. The FLOGI may have been very late in transmit, or the response held off until the PLOGIs failed. Given the other port had the higher WWN, no PLOGIs would occur and communication stopped. Correct the situation by changing the FLOGI handling. Defer any response to an FLOGI until the driver has sent its FLOGI as well. Then, upon either completion of the sent FLOGI, or upon sending an ACC to a received FLOGI (which may be received before or just after FLOGI was sent). the driver will act on who has the higher WWN. if the other port does, the driver will noop any handling of an FLOGI response (if outstanding) and wait for PLOGI. If the local port does, the driver will transition to sending PLOGI and will noop any action on responding to an FLOGI (if not yet received). Fortunately, to implement this, it only took another state flag and deferring any FLOGI response if the FLOGI has yet to be transmit. All subsequent actions were already in place. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: ls_rjt erroneus FLOGIsJames Smart
In some link initialization sequences, the fw generates an erroneous FLOGI payload to the driver without an intervening link bounce. The driver, when it sees a 2nd FLOGI without an intervening link bounce, automatically performs a link bounce. In this, the link bounce causes the situate to repeat and in a nasty loop of link bounces. Resolve the issue by validating the FLOGI payload. The erroneous FLOGI will contain VVL signatures that are not normal. When the driver sees these, it will simply reject the flogi rather than bouncing the link. The reject is consumed within the firmware. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: rport port swap discovery issue.James Smart
Two initiator ports were cable swapped and after swap both went down. The driver internally swaps the nlp nodes based on matching node wwn's but not the same nport id as before. After detecting a change in the nodes RPI, the driver sends an UNREG_RPI command and clears the NLP_RPI_REGISTERED flag, then swaps the node information with the other node. But the other node's NLP_RPI_REGISTERED flag is also cleared, but it is done so without an UNREG_RPI being sent, which causes the later REG_RPI for that other node to fail as the hardware believes its still registered. Additionally, if the node swap occurred while the two nodes had PLOGI's in flight, the fc4_types weren't properly getting swapped such that when the PLOGIs commpleted and PRLI's were then sent, the PRLI's acted on bad protocol types so the PRLI was for the wrong protocol. NVME devices saw SCSI FCP PRLIs and vice versa. Clean up the node swap so that the NLP_RPI_REGISTERED flag is handled properly. Fix the handling of the fc4_types when the nodes are swapped as well Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Cap NPIV vports to 256James Smart
Depending on the chipset, the number of NPIV vports may vary and be in excess of what most switches support (256). To avoid confusion with the users, limit the reported NPIV vports to 256. Additionally correct the 16G adapter which is reporting a bogus NPIV vport number if the link is down. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Fix kernel Oops due to null pring pointersJames Smart
Driver is hitting null pring pointers in lpfc_do_work(). Pointer assignment occurs based on SLI-revision. If recovering after an error, its possible the sli revision for the port was cleared, making the lpfc_phba_elsring() not return a ring pointer, thus the null pointer. Add SLI revision checking to lpfc_phba_elsring() and status checking to all callers. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Fix a duplicate 0711 log message number.James Smart
Renumber one of the 0711 log messages so there isn't a duplication. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Fix discovery failures during port failovers with lots of vportsJames Smart
The driver is getting hit with 100s of RSCNs during remote port address changes. Each of those RSCN's ends up generating UNREG_RPI and REG_PRI mailbox commands. The discovery engine within the driver doesn't wait for the mailbox command completions. Instead it sets state flags and moves forward. At some point, there's a massive backlog of mailbox commands which take time for the adapter to process. Additionally, it appears there were duplicate events from the switch so the driver generated duplicate mailbox commands for the same remote port. During this window, failures on PLOGI and PRLI ELS's are see as the adapter is rejecting them as they are for remote ports that still have pending mailbox commands. Streamline the discovery engine so that PLOGI log checks for outstanding UNREG_RPIs and defer the processing until the commands complete. This better synchronizes the ELS transmission vs the RPI registrations. Filter out multiple UNREG_RPIs being queued up for the same remote port. Beef up log messages in this area. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: refactor mailbox structure context fieldsJames Smart
The driver data structure for managing a mailbox command contained two context fields. Unfortunately, the context were considered "generic" to be used at the whim of the command code. Of course, one section of code used fields this way, while another did it that way, and eventually there were mixups. Refactored the structure so that the generic contexts become a node context and a buffer context and all code standardizes on their use. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: update manufacturer attribute to reflect BroadcomJames Smart
Update manufacturer attribute to reflect Broadcom Inc, not Emulex Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: lpfc: Fix panic when FW-log buffsize is not initializedJames Smart
While trying to get adapter fw-log for a function whose buffsize was set to 0, kernel panic occurred. When buffsize is 0, the kernel buffer for the log won't be allocated. When fw log usage was enabled, it failed to check the buffer size, and log usage was started. Eventually the driver referenced the unallocated log buffer. Added checks of the buffer size before allowing fw logging to be enabled and added check for valid buffer if enabling fw log. Performed a couple other minor cleanups while fixing this: - clarified log messages - re-evaluated log message severity - treat any error as an error, not only a couple codes Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: aha1542: Fix zeroday __udivdi3 warningJames Bottomley
dma_addr_t can be u64 on pae systems but isa_virt_to_bus only ever returns unsigned long (because an ISA physical address can only be 24 bits). Cast to unsigned long to avoid division. Fixes: 1794ef2b150d ("scsi: aha1542: convert to DMA mapping API") Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com> Reviewed-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: sun_esp: Use of_node_name_eq for node name comparisonsRob Herring
Convert string compares of DT node names to use of_node_name_eq helper instead. This removes direct access to the node name pointer. Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com> Cc: "Martin K. Petersen" <martin.petersen@oracle.com> Cc: linux-scsi@vger.kernel.org Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: qla2xxx: NULL check before some freeing functions is not neededThomas Meyer
NULL check before some freeing functions is not needed. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> Acked-by: Himanshu Madhani <hmadhani@marvell.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: qedf: NULL check before some freeing functions is not neededThomas Meyer
NULL check before some freeing functions is not needed. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> Acked-by: Manish Rangankar <Manish.Rangankar@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: megaraid_sas: NULL check before some freeing functions is not neededThomas Meyer
NULL check before some freeing functions is not needed. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> Acked-by: Sumit Saxena <sumit.saxena@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: qla2xxx: Split the __qla2x00_abort_all_cmds() functionBart Van Assche
Nesting in __qla2x00_abort_all_cmds() is way too deep. Reduce the nesting level by introducing a helper function. This patch does not change any functionality. Reviewed-by: Laurence Oberman <loberman@redhat.com> Acked-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: csiostor: remove flush_scheduled_work()Varun Prakash
flush_scheduled_work() is not required as csio_hw_exit_workers() calls cancel_work_sync() for hw->evtq_work. Signed-off-by: Varun Prakash <varun@chelsio.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: BusLogic: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1056537 ("Missing break in switch") Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Acked-by: Khalid Aziz <khalid@gonehiking.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: ufs: Remove redundant sense size definitionAvri Altman
By spec, the ufs sense data is 18 bytes long. Signed-off-by: Avri Altman <avri.altman@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: snic: Use vzallocSabyasachi Gupta
Replaced vmalloc + memset with vzalloc Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@gmail.com> Acked-by: Sesidhar Baddela <sebaddel@cisco.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-12-07scsi: fnic: Use vzallocSabyasachi Gupta
Replaced vmalloc + memset with vzalloc Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@gmail.com> Acked-by: Sesidhar Baddela <sebaddel@cisco.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: xen-scsifront: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Notice that, in this particular case, I replaced "Missed the backend's Closing state -- fallthrough" with "fall through - Missed the backend's Closing state", which contains the "fall through" annotation at the beginnig of the code comment, which is what GCC is expecting to find. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Juergen Gross <jgross@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: megaraid_sas_fusion: Mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Notice that, in this particular case, I replaced "Fall thru" with a "Fall through" annotation and added a dash as a token in order to separate the "Fall through" annotation from the rest of the comment on the same line, which is what GCC is expecting to find. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Acked-by: Sumit Saxena <sumit.saxena@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: megaraid: megaraid_sas_base: Mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Acked-by: Sumit Saxena <sumit.saxena@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: libfc: fc_rport: Mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Acked-by: Johannes Thumshirn <jth@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: hpsa: mark expected switch fall-throughsGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1195463 ("Missing break in switch") Addresses-Coverity-ID: 1195464 ("Missing break in switch") Addresses-Coverity-ID: 1195465 ("Missing break in switch") Addresses-Coverity-ID: 1195466 ("Missing break in switch") Addresses-Coverity-ID: 1357338 ("Missing break in switch") Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Acked-by: Don Brace <don.brace@microsemi.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: aacraid: Mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Dave Carroll <david.carroll@microsemi.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: aacraid: Mark expected switch fall-throughsGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Also, a break statement is properly aligned. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Dave Carroll <david.carroll@microsemi.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qla2xxx: Introduce a switch/case statement in qlt_xmit_tm_rsp()Bart Van Assche
This patch improves code readability but does not change any functionality. Cc: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Acked-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: mpt3sas: fix spelling mistake "manufaucturing" -> "manufacturing"Colin Ian King
There is a spelling mistake in some description text, fix it. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: ufs: add fall through annotationTomas Winkler
Add /* fallthrough */ annotation, to eliminate compilation warning: warning: this statement may fall through [-Wimplicit-fallthrough=] Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Reviewed-by: Avri Altman <avri.altman@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Update driver version to 8.33.0.21Nilesh Javali
Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Move LL2 producer index processing in BH.Manish Rangankar
1. Removed logic to update HW producer index in interrupt context. 2. Update HW producer index after UIO ring and buffer gets initialized. Signed-off-by: Manish Rangankar <manish.rangankar@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: add module param to set ping packet sizeNilesh Javali
Default packet size is 0x400. For jumbo packets set to 0x2400. Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Add packet filter in light L2 Rx path.Manish Rangankar
Add packet filter to avoid unnecessary packet processing in iscsiuio. Signed-off-by: Manish Rangankar <manish.rangankar@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Check for session online before getting iSCSI TLV data.Manish Rangankar
The kernel panic was observed after switch side perturbation, BUG: unable to handle kernel NULL pointer dereference at (null) IP: [<ffffffff8132b5a0>] strcmp+0x20/0x40 PGD 0 Oops: 0000 [#1] SMP CPU: 8 PID: 647 Comm: kworker/8:1 Tainted: G W OE ------------ 3.10.0-693.el7.x86_64 #1 Hardware name: HPE ProLiant DL380 Gen10/ProLiant DL380 Gen10, BIOS U30 06/20/2018 Workqueue: slowpath-13:00. qed_slowpath_task [qed] task: ffff880429eb8fd0 ti: ffff880429190000 task.ti: ffff880429190000 RIP: 0010:[<ffffffff8132b5a0>] [<ffffffff8132b5a0>] strcmp+0x20/0x40 RSP: 0018:ffff880429193c68 EFLAGS: 00010202 RAX: 000000000000000a RBX: 0000000000000002 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff88042bda7a41 RBP: ffff880429193c68 R08: 000000000000ffff R09: 000000000000ffff R10: 0000000000000007 R11: ffff88042b3af338 R12: ffff880420b007a0 R13: ffff88081aa56af8 R14: 0000000000000001 R15: ffff88081aa50410 FS: 0000000000000000(0000) GS:ffff88042fe00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000019f2000 CR4: 00000000003407e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff880429193d20 ffffffffc02a0c90 ffffc90004b32000 ffff8803fd3ec600 ffff88042bda7800 ffff88042bda7a00 ffff88042bda7840 ffff88042bda7a40 0000000129193d10 2e3836312e323931 ff000a342e363232 ffffffffc01ad99d Call Trace: [<ffffffffc02a0c90>] qedi_get_protocol_tlv_data+0x270/0x470 [qedi] [<ffffffffc01ad99d>] ? qed_mfw_process_tlv_req+0x24d/0xbf0 [qed] [<ffffffffc01653ae>] qed_mfw_fill_tlv_data+0x5e/0xd0 [qed] [<ffffffffc01ad9b9>] qed_mfw_process_tlv_req+0x269/0xbf0 [qed] Fix kernel NULL pointer deref by checking for session is online before getting iSCSI TLV data. Signed-off-by: Manish Rangankar <manish.rangankar@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Allocate IRQs based on msix_cntNilesh Javali
The driver load on some systems failed with error, [0004:01:00.5]:[qedi_request_msix_irq:2524]:8: request_irq failed. Allocate the IRQs based on MSIX count obtained from qed module instead of number of queues. Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Replace PAGE_SIZE with QEDI_PAGE_SIZENilesh Javali
Use QEDI_PAGE_SIZE for enablement of module on systems with 64K page size. Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Fix spelling mistake "OUSTANDING" -> "OUTSTANDING"Nilesh Javali
Fix trivial spelling mistake within macro definition. Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: qedi: Cleanup redundant QEDI_PAGE_SIZE macro definitionNilesh Javali
Remove redundant macro definition. Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Reviewed-by: Lee Duncan <lduncan@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: target: replace fabric_ops.name with fabric_aliasDavid Disseldorp
iscsi_target_mod is the only LIO fabric where fabric_ops.name differs from the fabric_ops.fabric_name string. fabric_ops.name is used when matching target/$fabric ConfigFS create paths, so rename it .fabric_alias and fallback to target/$fabric vs .fabric_name comparison if .fabric_alias isn't initialised. iscsi_target_mod is the only fabric module to set .fabric_alias . All other fabric modules rely on .fabric_name matching and can drop the duplicate string. Signed-off-by: David Disseldorp <ddiss@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-28scsi: target: drop unnecessary get_fabric_name() accessor from fabric_opsDavid Disseldorp
All fabrics return a const string. In all cases *except* iSCSI the get_fabric_name() string matches fabric_ops.name. Both fabric_ops.get_fabric_name() and fabric_ops.name are user-facing, with the former being used for PR/ALUA state and the latter for ConfigFS (config/target/$name), so we unfortunately need to keep both strings around for now. Replace the useless .get_fabric_name() accessor function with a const string fabric_name member variable. Signed-off-by: David Disseldorp <ddiss@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-21scsi: lpfc: Use dma_zalloc_coherentSabyasachi Gupta
Replaced dma_alloc_coherent + memset with dma_zalloc_coherent. Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@gmail.com> Acked-by: James Smart <james.smart@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-21scsi: bnx2i: remove set but not used variable 'cid_num'YueHaibing
Fixes gcc '-Wunused-but-set-variable' warning: drivers/scsi/bnx2i/bnx2i_hwi.c: In function 'bnx2i_process_ofld_cmpl': drivers/scsi/bnx2i/bnx2i_hwi.c:2430:6: warning: variable 'cid_num' set but not used [-Wunused-but-set-variable] It never used since commit cf4e6363859d ("[SCSI] bnx2i: Add bnx2i iSCSI driver.") Signed-off-by: YueHaibing <yuehaibing@huawei.com> Acked-by: Nilesh Javali <nilesh.javali@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-21scsi: aha1542: convert to DMA mapping APIChristoph Hellwig
aha1542 is one of the last users of the legacy isa_*_to_bus APIs, which also isn't portable enough. Convert it to the proper DMA mapping API. Thanks to Ondrej Zary for testing and finding and fixing a crucial bug. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-21scsi: megaraid_sas: Add support for MegaRAID Aero controllersShivasharan S
This patch adds support for MegaRAID Aero controller PCI IDs. Print a message when a configurable secure type controller is encountered. Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-11-21scsi: mpt3sas: Display message on Configurable secure HBASreekanth Reddy
Display following warning message only upon detection of configurable secure type controllers. "HBA is in Configurable Secure mode" [mkp: typos] Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>