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Date: Mon,  4 Mar 2024 14:08:12 -0800
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Subject: [PATCH v4 4/7] scsi: mvsas: Add libsas SATA sysfs attributes group
From: Igor Pylypiv <ipylypiv@google.com>
To: Damien Le Moal <dlemoal@kernel.org>, Niklas Cassel <cassel@kernel.org>, 
	John Garry <john.g.garry@oracle.com>, Jason Yan <yanaijie@huawei.com>, 
	"James E.J. Bottomley" <jejb@linux.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, 
	Jack Wang <jinpu.wang@cloud.ionos.com>, Hannes Reinecke <hare@suse.de>, 
	Xiang Chen <chenxiang66@hisilicon.com>, Artur Paszkiewicz <artur.paszkiewicz@intel.com>, 
	Bart Van Assche <bvanassche@acm.org>
Cc: TJ Adams <tadamsjr@google.com>, linux-ide@vger.kernel.org, 
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, 
	Igor Pylypiv <ipylypiv@google.com>
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The added sysfs attributes group enables the configuration of NCQ Priority
feature for HBAs that rely on libsas to manage SATA devices.

Reviewed-by: John Garry <john.g.garry@oracle.com>
Signed-off-by: Igor Pylypiv <ipylypiv@google.com>
---
 drivers/scsi/mvsas/mv_init.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index 43ebb331e216..f1090bb5f2c9 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -26,6 +26,7 @@ static const struct mvs_chip_info mvs_chips[] = {
 };
 
 static const struct attribute_group *mvst_host_groups[];
+static const struct attribute_group *mvst_sdev_groups[];
 
 #define SOC_SAS_NUM 2
 
@@ -53,6 +54,7 @@ static const struct scsi_host_template mvs_sht = {
 	.compat_ioctl		= sas_ioctl,
 #endif
 	.shost_groups		= mvst_host_groups,
+	.sdev_groups		= mvst_sdev_groups,
 	.track_queue_depth	= 1,
 };
 
@@ -779,6 +781,11 @@ static struct attribute *mvst_host_attrs[] = {
 
 ATTRIBUTE_GROUPS(mvst_host);
 
+static const struct attribute_group *mvst_sdev_groups[] = {
+	&sas_ata_sdev_attr_group,
+	NULL
+};
+
 module_init(mvs_init);
 module_exit(mvs_exit);
 
-- 
2.44.0.278.ge034bb2e1d-goog