scsi: aic94xx: Add libsas SATA sysfs attributes group

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>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Igor Pylypiv <ipylypiv@google.com>
Link: https://lore.kernel.org/r/20240307214418.3812290-7-ipylypiv@google.com
Reviewed-by: Niklas Cassel <cassel@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 8a3340d8d7ad41edc4964a7bab4a7e51f9716370..ccccd0eb627530ebd34bee1ca14f71d4ca1f2ac5 100644 (file)
--- 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,