From: John Garry <john.garry@huawei.com>
To: <jejb@linux.vnet.ibm.com>, <martin.petersen@oracle.com>
Cc: <linux-scsi@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linuxarm@huawei.com>, John Garry <john.garry@huawei.com>
Subject: [PATCH 0/5] hisi_sas: Interrupt aggregation support
Date: Fri, 9 Nov 2018 22:06:31 +0800 [thread overview]
Message-ID: <1541772396-161814-1-git-send-email-john.garry@huawei.com> (raw)
This patchset adds 2 forms of interrupt aggregation support to the
driver:
- Interrupt converge: Interrupts from all completion queues can be
reported through completion queue #0 interrupt only.
- Interrupt coalesce: Ability to set timeout period at which we report
completions on that queue (as an interrupt).
The HW report completion interrupt as either
happens:
- configurable threshold of completions occur
- a timeout, so we don't pend indefinitely until
the threshold is reached
There is also 2 minor patches to fix some register setting and also
rearrange some code for proper condition checking.
Xiang Chen (5):
scsi: hisi_sas: Create separate host attributes per HBA
scsi: hisi_sas: Add support for interrupt converge for v3 hw
scsi: hisi_sas: Add support for interrupt coalescing for v3 hw
scsi: hisi_sas: Relocate some codes to avoid an unused check
scsi: hisi_sas: change the time of SAS SSP connection
drivers/scsi/hisi_sas/hisi_sas.h | 3 +-
drivers/scsi/hisi_sas/hisi_sas_main.c | 50 ++++++------
drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 7 +-
drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 7 +-
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 138 +++++++++++++++++++++++++++++++--
5 files changed, 168 insertions(+), 37 deletions(-)
--
1.9.1
next reply other threads:[~2018-11-09 14:05 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-09 14:06 John Garry [this message]
2018-11-09 14:06 ` [PATCH 1/5] scsi: hisi_sas: Create separate host attributes per HBA John Garry
2018-11-09 14:06 ` [PATCH 2/5] scsi: hisi_sas: Add support for interrupt converge for v3 hw John Garry
2018-11-09 14:06 ` [PATCH 3/5] scsi: hisi_sas: Add support for interrupt coalescing " John Garry
2018-11-09 14:06 ` [PATCH 4/5] scsi: hisi_sas: Relocate some codes to avoid an unused check John Garry
2018-11-09 14:06 ` [PATCH 5/5] scsi: hisi_sas: change the time of SAS SSP connection John Garry
2018-11-15 19:40 ` [PATCH 0/5] hisi_sas: Interrupt aggregation support Martin K. Petersen
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