[PATCH v3 09/14] megaraid_sas: use vmalloc for crash dump buffers and driver's local RAID map

Driver's local RAID map is accessed frequently. We will first try to get memory from __get_free_pages. If this fails, fall back to using vmalloc. For crash dump buffers always prefer vmalloc. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH v3 06/14] megaraid_sas: Fix endianness issues in DCMD handling

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 9

[PATCH v3 04/14] megaraid_sas: Call megasas_complete_cmd_dpc_fusion every 1 second while there are pending commands

for these commands. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 3 +-- 1 file changed, 1 insertion(+), 2 deleti

[PATCH v3 05/14] megaraid_sas: Do not re-fire shutdown DCMD after OCR

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 9 +

[PATCH v3 03/14] megaraid_sas: Use synchronize_irq in target reset case

Similar to task abort case, use synchronize_irq API in target reset case. Also, remove redundant call to megasas_complete_cmd_dpc_fusion after calling megasas_sync_irqs in task abort case. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH v3 01/14] megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command

ed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Cc: sta...@vger.kernel.org Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) d

[PATCH v3 02/14] megaraid_sas: set minimum value of resetwaittime to be 1 secs

Setting resetwaittime to 0 during a FW fault will result in driver not calling the OCR. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Cc: sta...@vger.kernel.org Reviewed-by: Hannes Reinecke <h...@sus

[PATCH v3 00/14] megaraid_sas: Updates for scsi-next

. We will follow up on this patch during next phase submission. - Rebased all patches to latest scsi/for-next branch. Changes from v1: - Patch 4: Updated patch description - Patch 9: Cleanup ld_drv_map in case ld_map allocation fails Shivasharan S (14): megaraid_sas: mismatch of allocated MFI

[PATCH v2 11/15] megaraid_sas: Set device queue_depth same as HBA can_queue value in scsi-mq mode

<kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 6 +- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/s

[PATCH v2 10/15] megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead

Fix - After a kill adapter, since the cmd_status is not set the IOCTLs will be hung in driver resulting in application hang. Set cmd_status MFI_STAT_WRONG_STATE when completing pended IOCTLs. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH v2 13/15] megaraid_sas: modified few prints in OCR and IOC INIT path

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 23 ++- 1 file changed, 14 insertio

[PATCH v2 12/15] megaraid_sas: replace internal FALSE/TRUE definitions with false/true

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_fp.c | 40 + 1 file changed, 15

[PATCH v2 14/15] megaraid_sas: call megasas_dump_frame with correct IO frame size

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) di

[PATCH v2 15/15] megaraid_sas: driver version upgrade

Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/s

[PATCH v2 07/15] megaraid_sas: Check valid aen class range to avoid kernel panic

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 8 1 file changed, 8 insertions(+) diff --

[PATCH v2 03/15] megaraid_sas: Use synchronize_irq in target reset case

Similar to task abort case, use synchronize_irq API in target reset case. Also, remove redundant call to megasas_complete_cmd_dpc_fusion after calling megasas_sync_irqs in task abort case. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH v2 08/15] megaraid_sas: Use SMID for Task abort case only

Fix - In TM code, smid_task is valid only in case of task aborts. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megarai

[PATCH v2 02/15] megaraid_sas: set minimum value of resetwaittime to be 1 secs

Setting resetwaittime to 0 during a FW fault will result in driver not calling the OCR. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- dri

[PATCH v2 06/15] megaraid_sas: Fix endianness issues in DCMD handling

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 9 + 1 file changed, 5 insertions(+), 4 deleti

[PATCH v2 05/15] megaraid_sas: Do not re-fire shutdown DCMD after OCR

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 9 + 1 file changed, 9 insertions(+) diff --

[PATCH v2 04/15] megaraid_sas: Call megasas_complete_cmd_dpc_fusion every 1 second while there are pending commands

for these commands. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas

[PATCH v2 09/15] megaraid_sas: use vmalloc for crash dump buffers and driver's local RAID map

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas.h| 1 - drivers/scsi/megaraid/megaraid_sas_base.c

[PATCH v2 01/15] megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command

ed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/dri

[PATCH v2 00/15] megaraid_sas: Updates for scsi-next

Changes from v1: - Patch 4: Updated patch description - Patch 9: Cleanup ld_drv_map in case ld_map allocation fails Shivasharan S (15): megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command megaraid_sas: set minimum value of resetwaittime

[PATCH 07/15] megaraid_sas: Check valid aen class range to avoid kernel panic

An application sending out of range AEN class code for registration, will result in kernel panic in MR driver. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Cc: sta...@vger.kernel.org --- drivers/s

[PATCH 08/15] megaraid_sas: Use SMID for Task abort case only

Fix - In TM code, smid_task is valid only in case of task aborts. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 6 +++--- 1 file changed, 3 inse

[PATCH 09/15] megaraid_sas: use vmalloc for crash dump buffers and driver's local RAID map

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas.h| 1 - drivers/scsi/megaraid/megaraid_sas_base.c | 12 ++- drivers/scsi/megaraid/megaraid_sas_fu

[PATCH 15/15] megaraid_sas: driver version upgrade

Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index 6d9f111..a6722c9

[PATCH 12/15] megaraid_sas: replace internal FALSE/TRUE definitions with false/true

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fp.c | 40 + 1 file changed, 15 insertions(+), 25 deletions(-) diff --git a/

[PATCH 14/15] megaraid_sas: call megasas_dump_frame with correct IO frame size

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.

[PATCH 13/15] megaraid_sas: modified few prints in OCR and IOC INIT path

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 22 +- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/drivers/s

[PATCH 03/15] megaraid_sas: Use synchronize_irq in target reset case

Similar to task abort case, use synchronize_irq API in target reset case. Also, remove redundant call to megasas_complete_cmd_dpc_fusion after calling megasas_sync_irqs in task abort case. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH 00/15] megaraid_sas: Updates for scsi-next

Shivasharan S (15): megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command megaraid_sas: set minimum value of resetwaittime to be 1 secs megaraid_sas: Use synchronize_irq in target reset case megaraid_sas: Call

[PATCH 06/15] megaraid_sas: Fix endianness issues in DCMD handling

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 9 + 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_s

[PATCH 10/15] megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead

Fix - After a kill adapter, since the cmd_status is not set the IOCTLs will be hung in driver resulting in application hang. Set cmd_status MFI_STAT_WRONG_STATE when completing pended IOCTLs. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH 05/15] megaraid_sas: Do not re-fire shutdown DCMD after OCR

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 9 + 1 file changed, 9 insertions(+) diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/

[PATCH 04/15] megaraid_sas: Call megasas_complete_cmd_dpc_fusion every 1 second while there are pending commands

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas

[PATCH 11/15] megaraid_sas: Set device queue_depth same as HBA can_queue value in scsi-mq mode

<kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 6 +- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/s

[PATCH 01/15] megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command

ed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Cc: sta...@vger.kernel.org --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fu

[PATCH 02/15] megaraid_sas: set minimum value of resetwaittime to be 1 secs

Setting resetwaittime to 0 will result in driver not calling the OCR during a FW fault state. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Cc: sta...@vger.kernel.org --- drivers/scsi/megaraid/megarai

[PATCH 4/4] megaraid_sas: Driver version upgrade

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/

[PATCH 0/4] megaraid_sas: Bug fixes and improvements for 4.11-rc

This patchset fixes few issues introduced during previous set of patch submissions for 4.11 Shivasharan S (4): megaraid_sas: enable intx only if msix request fails megaraid_sas: add correct return type check for ldio hint logic for raid1 megaraid_sas: raid6 also require cpuSel check

[PATCH 1/4] megaraid_sas: enable intx only if msix request fails

Without this fix, driver will enable INTx Interrupt pin even though MSI-x vectors are enabled. See below lspci output. DisINTx is unset for MSIx setup. lspci -s 85:00.0 -vvv |grep INT |grep Control Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-

[PATCH 3/4] megaraid_sas: raid6 also require cpuSel check same as raid5

Without this fix, raid6 performance will not be an optimal. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 +- 1 file changed, 1 insertion(+), 1 delet

[PATCH v3 32/39] megaraid_sas: Change build_mpt_mfi_pass_thru to return void

Code refactoring to build_mpt_mfi_pass_thru to return void. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.c

[PATCH v3 25/39] megaraid_sas: Change max_cmd from u32 to u16 in all functions

Since maximum supported FW commands are all defined as u16, change all local variables referring to max_cmd from u32 to u16. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke &l

[PATCH v3 38/39] megaraid_sas: Change RAID_1_10_RMW_CMDS to RAID_1_PEER_CMDS and set value to 2

to RAID_1_PEER_CMDS. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusio

[PATCH v3 08/39] megaraid_sas: megasas_get_request_descriptor always return valid desc

descriptor. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- Changes in v2 - split patches into two

[PATCH v3 24/39] megaraid_sas: set pd_after_lb from MR_BuildRaidContext and initialize pDevHandle to MR_DEVHANDLE_INVALID

Issue is limited for Syncro firmware where pd_after_lb is not set but is accidentally used. Not a functional issue, but results in low performance due to improper load balancing between two LUNs. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivash

[PATCH v3 15/39] megaraid_sas: enhance debug logs in OCR context

Add additional logging from driver in OCR context. Add debug logs for partial completion of IOs is iodone context. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@sus

[PATCH v3 34/39] megaraid_sas: Use synchronize_irq to wait for IRQs to complete

FIX - Do not use random delay to synchronize with IRQ. Use kernel API. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl

[PATCH v3 00/39] megaraid_sas: Updates for scsi-next

: Fix typo in commit description Patch 19: Correction to commit description Drop patch 33 of last patch series which added call for flush_scheduled_work Shivasharan S (39): Revert "scsi: megaraid_sas: Enable or Disable Fast path based on the PCI Threshold Bandwidth" megaraid_sas:

[PATCH v3 11/39] megaraid_sas: NVME interface target prop added

This patch fetch true values of NVME property from FW using New DCMD interface MR_DCMD_DEV_GET_TARGET_PROP Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@sus

[PATCH v3 21/39] megaraid_sas: big endian support changes

Fix endiannes fixes for Ventura specific. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com&

[PATCH v3 36/39] megaraid_sas: Cleanup VD_EXT_DEBUG and SPAN_DEBUG related debug prints

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas.h| 2

[PATCH v3 13/39] megaraid_sas: raid 1 write performance for large io

3870 256K 39203920 Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.c

[PATCH v3 18/39] megaraid_sas: In validate raid map, raid capability is not converted to cpu format for all lds

. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fp.c | 13 +

[PATCH v3 20/39] megaraid_sas: Big endian RDPQ mode fix

Fix if RDPQ mode enabled MR FW is deployed on big endian host machine, driver does not setup reply address correctly. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke &l

[PATCH v3 37/39] megaraid_sas: Indentation and smatch warning fixes

Fix indentation issues and smatch warning reported by Dan Carpenter for previous series as discussed below. http://www.spinics.net/lists/linux-scsi/msg103635.html http://www.spinics.net/lists/linux-scsi/msg103603.html Reported-by: Dan Carpenter Signed-off-by: Kashyap

[PATCH v3 03/39] megaraid_sas: raid 1 fast path code optimize

command is decided using r1_alt_dev_handle only. Move resetting megasas_cmd_fusion fields at common function megasas_return_cmd_fusion. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes

[PATCH v3 27/39] megaraid_sas: max_fw_cmds are decremented twice, remove duplicate

igned-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 7 --- 1 file changed, 7 deletions(-) diff --git a/drivers/scsi/megara

[PATCH v3 30/39] megaraid_sas: Do not set fp_possible if TM capable for non-RW syspdIO, change fp_possible to bool

FIX - firmware wants non-RW SYS PD IOs to avoid FastPath for better tracking and other functionalities if the device is task management capable. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewe

[PATCH v3 35/39] megaraid_sas: Increase internal command pool

Fix - increase internal command pool to 8. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --

[PATCH v3 31/39] megaraid_sas: During OCR, if get_ctrl_info fails do not continue with OCR

Error handling: If controller reset is not able to recover, kill HBA and quit immediately. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Review

[PATCH v3 39/39] megaraid_sas: driver version upgrade

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas.h | 4

[PATCH v3 10/39] megaraid_sas: NVME Interface detection and prop settings

of NVME device. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/meg

[PATCH v3 23/39] megaraid_sas: latest controller OCR capability from FW before sending shutdown DCMD

sending the DCMD. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_s

[PATCH v3 19/39] megaraid_sas: MR_TargetIdToLdGet u8 to u16 and avoid invalid raid-map access

of range target ids and wants to protect raid map access based on range provided by Firmware API. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> --- fix in v2 - updated description content.

[PATCH v3 17/39] megaraid_sas: reduce size of fusion_context and use vmalloc if kmalloc fails

Currently fusion context has fixed array load_balance_info. Use dynamic allocation. In few places, driver do not want physically contigious memory. Attempt to use vmalloc if physical contiguous memory is not available. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com>

[PATCH v3 16/39] megaraid_sas: add print in device removal path

Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 19 +++

[PATCH v3 01/39] Revert "scsi: megaraid_sas: Enable or Disable Fast path based on the PCI Threshold Bandwidth"

st path did not work as expected. Patch 0013 describes new algorithm and performance number. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas

[PATCH v3 05/39] megaraid_sas: Refactor MEGASAS_IS_LOGICAL macro using sdev

Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas.h

[PATCH v3 02/39] megaraid_sas: cpu select rework.

No functional change. Code refactor. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --

[PATCH v3 33/39] megaraid_sas: Bail out the driver load if ld_list_query fails

Error handling: Bail out the driver load if key FW cmds (LD_LIST) are not return successful. Clean up error handling in megasas_init_fw. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes

[PATCH v3 22/39] megaraid_sas: avoid unaligned access in ioctl path

Fix kernel warning for accessing unaligned memory access in driver. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl

[PATCH v3 09/39] megaraid_sas: change issue_dcmd to return void from int

With the changes to remove checks for a valid request descriptor, issue_dcmd will now always return DCMD_SUCCESS. This patch changes return type of issue_dcmd to void and change all callers appropriately. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Sign

[PATCH v3 04/39] megaraid_sas: 32 bit descriptor fire cmd optimization

No functional change. Code refactor. megasas_fire_cmd_fusion can always use 32 bit descriptor write for ventura. No need to pass extra flag. Only IOC INIT required 64 bit Descriptor write. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap

[PATCH v3 14/39] megaraid_sas: set residual bytes count during IO completion

Fixing issue of not setting residual bytes correctly. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.c

[PATCH v3 07/39] megaraid_sas: Use DID_REQUEUE

Moving to use DID_REQUEUE return type for reliable unconditional retries. Driver wants unconditional re-queue, so replace DID_RESET with DID_REQUEUE Discussed below - https://www.spinics.net/lists/linux-scsi/msg102848.html Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.

[PATCH v3 26/39] megaraid_sas: update can_queue only if the new value is less

Minor Optimization: No need to update HBA can_queue value if the current max FW commands is equal to earlier value. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke &l

[PATCH v3 29/39] megaraid_sas: Remove unused pd_index from megasas_build_ld_nonrw_fusion

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusion.c |

[PATCH v3 06/39] megaraid_sas: RAID map is accessed for SYS PDs when use_seqnum_jbod_fp is not set

Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/

[PATCH v3 28/39] megaraid_sas: megasas_return_cmd does not memset IO frame to zero

Memset the IO frame to zero after release. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --

[PATCH v3 12/39] megaraid_sas: NVME fast path io support

This patch provide true fast path IO support. Driver creates PRP for NVME drives and send Fast Path for performance. Certain h/w requirement needs to be taken care in driver. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <k

[PATCH v2 08/39] megaraid_sas: megasas_get_request_descriptor always return valid desc

controllers, if there is a valid message frame available, we are guaranteed to get a corresponding request descriptor. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_f

[PATCH v2 02/39] megaraid_sas: cpu select rework.

No functional change. Code refactor. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --

[PATCH v2 07/39] megaraid_sas: Use DID_REQUEUE

Moving to use DID_REQUEUE return type for reliable unconditional retries. Driver wants unconditional re-queue, so replace DID_RESET with DID_REQUEUE Discussed below - https://www.spinics.net/lists/linux-scsi/msg102848.html Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.

[PATCH v2 04/39] megaraid_sas: 32 bit descriptor fire cmd optimization

No functional change. Code refactor. megasas_fire_cmd_fusion can always use 32 bit descriptor write for ventura. No need to pass extra flag. Only IOC INIT required 64 bit Descriptor write. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap

[PATCH v2 38/39] megaraid_sas: Change RAID_1_10_RMW_CMDS to RAID_1_PEER_CMDS and set value to 2

to RAID_1_PEER_CMDS. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas_fusio

[PATCH v2 06/39] megaraid_sas: RAID map is accessed for SYS PDs when use_seqnum_jbod_fp is not set

Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> --- drivers/scsi/megaraid/megaraid_sas_base.c | 25 ++--- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/drivers/s

[PATCH v2 39/39] megaraid_sas: driver version upgrade

Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --- drivers/scsi/megaraid/megaraid_sas.h | 4

[PATCH v2 00/39] megaraid_sas: Updates for scsi-next

for flush_scheduled_work Shivasharan S (39): Revert "scsi: megaraid_sas: Enable or Disable Fast path based on the PCI Threshold Bandwidth" megaraid_sas: cpu select rework. megaraid_sas: raid 1 fast path code optimize megaraid_sas: 32 bit descriptor fire cmd optimization megaraid_sas

[PATCH v2 01/39] Revert "scsi: megaraid_sas: Enable or Disable Fast path based on the PCI Threshold Bandwidth"

st path did not work as expected. Patch 0013 describes new algorithm and performance number. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas

[PATCH v2 35/39] megaraid_sas: Increase internal command pool

Fix - increase internal command pool to 8. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --

[PATCH v2 32/39] megaraid_sas: Change build_mpt_mfi_pass_thru to return void

Code refactoring to build_mpt_mfi_pass_thru to return void. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.c

[PATCH v2 14/39] megaraid_sas: set residual bytes count during IO completion

Fixing issue of not setting residual bytes correctly. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.c

[PATCH v2 21/39] megaraid_sas: big endian support changes

Fix endiannes fixes for Ventura specific. Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Reviewed-by: Hannes Reinecke <h...@suse.com> Reviewed-by: Tomas Henzl <the...@redhat.com> --

[PATCH v2 26/39] megaraid_sas: update can_queue only if the new value is less

Minor Optimization: No need to update HBA can_queue value if the current max FW commands is equal to earlier value. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke &l

[PATCH v2 37/39] megaraid_sas: Indentation and smatch warning fixes

Fix indentation issues and smatch warning reported by Dan Carpenter for previous series as discussed below. http://www.spinics.net/lists/linux-scsi/msg103635.html http://www.spinics.net/lists/linux-scsi/msg103603.html Reported-by: Dan Carpenter Signed-off-by: Kashyap

[PATCH v2 25/39] megaraid_sas: Change max_cmd from u32 to u16 in all functions

Since maximum supported FW commands are all defined as u16, change all local variables referring to max_cmd from u32 to u16. Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com> Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com> Reviewed-by: Hannes Reinecke &l

<    1   2   3   >