[PATCH v7 6/7] scsi: aic94xx: Add libsas SATA sysfs attributes group

Igor Pylypiv
2024-03-06T01:22:43Z

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>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Igor Pylypiv <ipylypiv@google.com>
---
drivers/scsi/aic94xx/aic94xx_init.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 8a3340d8d7ad..ccccd0eb6275 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -14,6 +14,7 @@
#include <linux/firmware.h>
#include <linux/slab.h>

+#include <scsi/sas_ata.h>
#include <scsi/scsi_host.h>

#include "aic94xx.h"
@@ -34,6 +35,7 @@ MODULE_PARM_DESC(use_msi, "\n"
static struct scsi_transport_template *aic94xx_transport_template;
static int asd_scan_finished(struct Scsi_Host *, unsigned long);
static void asd_scan_start(struct Scsi_Host *);
+static const struct attribute_group *asd_sdev_groups[];

static const struct scsi_host_template aic94xx_sht = {
.module = THIS_MODULE,
@@ -60,6 +62,7 @@ static const struct scsi_host_template aic94xx_sht = {
.compat_ioctl = sas_ioctl,
#endif
.track_queue_depth = 1,
+ .sdev_groups = asd_sdev_groups,
};

static int asd_map_memio(struct asd_ha_struct *asd_ha)
@@ -951,6 +954,11 @@ static void asd_remove_driver_attrs(struct device_driver *driver)
driver_remove_file(driver, &driver_attr_version);
}

+static const struct attribute_group *asd_sdev_groups[] = {
+ &sas_ata_sdev_attr_group,
+ NULL
+};
+
static struct sas_domain_function_template aic94xx_transport_functions = {
.lldd_dev_found = asd_dev_found,
.lldd_dev_gone = asd_dev_gone,
--
2.44.0.278.ge034bb2e1d-goog