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Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Export libata NCQ Priority configuration helpers to be reused for libsas managed SATA devices. Acked-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv --- drivers/ata/libata-sata.c | 140 +++++++++++++++++++++++++++----------- include/linux/libata.h | 6 ++ 2 files changed, 107 insertions(+), 39 deletions(-) diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c index 0fb1934875f2..f00dd02dc6f8 100644 --- a/drivers/ata/libata-sata.c +++ b/drivers/ata/libata-sata.c @@ -848,80 +848,122 @@ DEVICE_ATTR(link_power_management_policy, S_IRUGO | = S_IWUSR, ata_scsi_lpm_show, ata_scsi_lpm_store); EXPORT_SYMBOL_GPL(dev_attr_link_power_management_policy); =20 -static ssize_t ata_ncq_prio_supported_show(struct device *device, - struct device_attribute *attr, - char *buf) +/** + * ata_ncq_prio_supported - Check if device supports NCQ Priority + * @ap: ATA port of the target device + * @sdev: SCSI device + * @supported: Address of a boolean to store the result + * + * Helper to check if device supports NCQ Priority feature. + */ +int ata_ncq_prio_supported(struct ata_port *ap, struct scsi_device *sdev, + bool *supported) { - struct scsi_device *sdev =3D to_scsi_device(device); - struct ata_port *ap =3D ata_shost_to_port(sdev->host); struct ata_device *dev; - bool ncq_prio_supported; + unsigned long flags; int rc =3D 0; =20 - spin_lock_irq(ap->lock); + spin_lock_irqsave(ap->lock, flags); dev =3D ata_scsi_find_dev(ap, sdev); if (!dev) rc =3D -ENODEV; else - ncq_prio_supported =3D dev->flags & ATA_DFLAG_NCQ_PRIO; - spin_unlock_irq(ap->lock); + *supported =3D dev->flags & ATA_DFLAG_NCQ_PRIO; + spin_unlock_irqrestore(ap->lock, flags); + return rc; +} +EXPORT_SYMBOL_GPL(ata_ncq_prio_supported); + +static ssize_t ata_ncq_prio_supported_show(struct device *device, + struct device_attribute *attr, + char *buf) +{ + struct scsi_device *sdev =3D to_scsi_device(device); + struct ata_port *ap =3D ata_shost_to_port(sdev->host); + bool supported; + int rc; =20 - return rc ? rc : sysfs_emit(buf, "%u\n", ncq_prio_supported); + rc =3D ata_ncq_prio_supported(ap, sdev, &supported); + if (rc) + return rc; + + return sysfs_emit(buf, "%d\n", supported); } =20 DEVICE_ATTR(ncq_prio_supported, S_IRUGO, ata_ncq_prio_supported_show, NULL= ); EXPORT_SYMBOL_GPL(dev_attr_ncq_prio_supported); =20 -static ssize_t ata_ncq_prio_enable_show(struct device *device, - struct device_attribute *attr, - char *buf) +/** + * ata_ncq_prio_enabled - Check if NCQ Priority is enabled + * @ap: ATA port of the target device + * @sdev: SCSI device + * @enabled: Address of a boolean to store the result + * + * Helper to check if NCQ Priority feature is enabled. + */ +int ata_ncq_prio_enabled(struct ata_port *ap, struct scsi_device *sdev, + bool *enabled) { - struct scsi_device *sdev =3D to_scsi_device(device); - struct ata_port *ap =3D ata_shost_to_port(sdev->host); struct ata_device *dev; - bool ncq_prio_enable; + unsigned long flags; int rc =3D 0; =20 - spin_lock_irq(ap->lock); + spin_lock_irqsave(ap->lock, flags); dev =3D ata_scsi_find_dev(ap, sdev); if (!dev) rc =3D -ENODEV; else - ncq_prio_enable =3D dev->flags & ATA_DFLAG_NCQ_PRIO_ENABLED; - spin_unlock_irq(ap->lock); - - return rc ? rc : sysfs_emit(buf, "%u\n", ncq_prio_enable); + *enabled =3D dev->flags & ATA_DFLAG_NCQ_PRIO_ENABLED; + spin_unlock_irqrestore(ap->lock, flags); + return rc; } +EXPORT_SYMBOL_GPL(ata_ncq_prio_enabled); =20 -static ssize_t ata_ncq_prio_enable_store(struct device *device, - struct device_attribute *attr, - const char *buf, size_t len) +static ssize_t ata_ncq_prio_enable_show(struct device *device, + struct device_attribute *attr, + char *buf) { struct scsi_device *sdev =3D to_scsi_device(device); - struct ata_port *ap; - struct ata_device *dev; - long int input; - int rc =3D 0; + struct ata_port *ap =3D ata_shost_to_port(sdev->host); + bool enabled; + int rc; =20 - rc =3D kstrtol(buf, 10, &input); + rc =3D ata_ncq_prio_enabled(ap, sdev, &enabled); if (rc) return rc; - if ((input < 0) || (input > 1)) - return -EINVAL; =20 - ap =3D ata_shost_to_port(sdev->host); - dev =3D ata_scsi_find_dev(ap, sdev); - if (unlikely(!dev)) - return -ENODEV; + return sysfs_emit(buf, "%d\n", enabled); +} + +/** + * ata_ncq_prio_enable - Enable/disable NCQ Priority + * @ap: ATA port of the target device + * @sdev: SCSI device + * @enable: true - enable NCQ Priority, false - disable NCQ Priority + * + * Helper to enable/disable NCQ Priority feature. + */ +int ata_ncq_prio_enable(struct ata_port *ap, struct scsi_device *sdev, + bool enable) +{ + struct ata_device *dev; + unsigned long flags; + int rc =3D 0; + + spin_lock_irqsave(ap->lock, flags); =20 - spin_lock_irq(ap->lock); + dev =3D ata_scsi_find_dev(ap, sdev); + if (!dev) { + rc =3D -ENODEV; + goto unlock; + } =20 if (!(dev->flags & ATA_DFLAG_NCQ_PRIO)) { rc =3D -EINVAL; goto unlock; } =20 - if (input) { + if (enable) { if (dev->flags & ATA_DFLAG_CDL_ENABLED) { ata_dev_err(dev, "CDL must be disabled to enable NCQ priority\n"); @@ -934,9 +976,29 @@ static ssize_t ata_ncq_prio_enable_store(struct device= *device, } =20 unlock: - spin_unlock_irq(ap->lock); + spin_unlock_irqrestore(ap->lock, flags); + return rc; +} +EXPORT_SYMBOL_GPL(ata_ncq_prio_enable); + +static ssize_t ata_ncq_prio_enable_store(struct device *device, + struct device_attribute *attr, + const char *buf, size_t len) +{ + struct scsi_device *sdev =3D to_scsi_device(device); + struct ata_port *ap =3D ata_shost_to_port(sdev->host); + bool enable; + int rc; + + rc =3D kstrtobool(buf, &enable); + if (rc) + return rc; + + rc =3D ata_ncq_prio_enable(ap, sdev, enable); + if (rc) + return rc; =20 - return rc ? rc : len; + return len; } =20 DEVICE_ATTR(ncq_prio_enable, S_IRUGO | S_IWUSR, diff --git a/include/linux/libata.h b/include/linux/libata.h index 26d68115afb8..6dd9a4f9ca7c 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1157,6 +1157,12 @@ extern int ata_scsi_change_queue_depth(struct scsi_d= evice *sdev, int queue_depth); extern int ata_change_queue_depth(struct ata_port *ap, struct scsi_device = *sdev, int queue_depth); +extern int ata_ncq_prio_supported(struct ata_port *ap, struct scsi_device = *sdev, + bool *supported); +extern int ata_ncq_prio_enabled(struct ata_port *ap, struct scsi_device *s= dev, + bool *enabled); +extern int ata_ncq_prio_enable(struct ata_port *ap, struct scsi_device *sd= ev, + bool enable); extern struct ata_device *ata_dev_pair(struct ata_device *adev); extern int ata_do_set_mode(struct ata_link *link, struct ata_device **r_fa= iled_dev); extern void ata_scsi_port_error_handler(struct Scsi_Host *host, struct ata= _port *ap); 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AJvYcCUajhWNm5qqyVZmJ35lUf6q+4DwvrxUZD18AdqJi/hv6w22wIHmPFMC94tSgti/aKwbAgE/Uc9FGEk7jhaSvvYlj/aRz+qLZBfSWtuo X-Gm-Message-State: AOJu0Yy1Rv4yJcPgkrjSfjjgmupBvaxKHB7FM0LCUg+9Vlrst2zxA9q0 DcJ+MAhJaAdzs+ctf5cRpd7k7V6/PqtyXfjfYPw/T2yaJFO2Iclb+dPNcTK39qxkuSRqq07LSb3 tD1W7aJyRrQ== X-Google-Smtp-Source: AGHT+IGDgdAZaaUbvgWkTXP+6EFmj00+0ikeM9JhzpBpk4U5EIlsiZ7KKpZ+KsZUT+sILS7ZtWuHFzRcgbReHA== X-Received: from ipylypiv.svl.corp.google.com ([2620:15c:2c5:13:69ff:df2c:aa81:7b74]) (user=ipylypiv job=sendgmr) by 2002:a05:690c:3386:b0:609:2570:f06f with SMTP id fl6-20020a05690c338600b006092570f06fmr3759250ywb.0.1709688154461; Tue, 05 Mar 2024 17:22:34 -0800 (PST) Date: Tue, 5 Mar 2024 17:22:21 -0800 In-Reply-To: <20240306012226.3398927-1-ipylypiv@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240306012226.3398927-1-ipylypiv@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Message-ID: <20240306012226.3398927-3-ipylypiv@google.com> Subject: [PATCH v7 2/7] scsi: libsas: Define NCQ Priority sysfs attributes for SATA devices From: Igor Pylypiv To: Damien Le Moal , Niklas Cassel , John Garry , Jason Yan , "James E.J. Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Libata sysfs attributes cannot be used for libsas managed SATA devices because the ata_port location is different for libsas. Defined sysfs attributes (visible for SATA devices only): - /sys/block/sda/device/ncq_prio_enable - /sys/block/sda/device/ncq_prio_supported The newly defined attributes will pass the correct ata_port to libata helper functions. Reviewed-by: John Garry Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv --- drivers/scsi/libsas/sas_ata.c | 94 +++++++++++++++++++++++++++++++++++ include/scsi/sas_ata.h | 6 +++ 2 files changed, 100 insertions(+) diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index 12e2653846e3..04b0bd9a4e01 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -964,3 +964,97 @@ int sas_execute_ata_cmd(struct domain_device *device, = u8 *fis, int force_phy_id) force_phy_id, &tmf_task); } EXPORT_SYMBOL_GPL(sas_execute_ata_cmd); + +static ssize_t sas_ncq_prio_supported_show(struct device *device, + struct device_attribute *attr, + char *buf) +{ + struct scsi_device *sdev =3D to_scsi_device(device); + struct domain_device *ddev =3D sdev_to_domain_dev(sdev); + bool supported; + int rc; + + /* This attribute shall be visible for SATA devices only */ + if (WARN_ON_ONCE(!dev_is_sata(ddev))) + return -EINVAL; + + rc =3D ata_ncq_prio_supported(ddev->sata_dev.ap, sdev, &supported); + if (rc) + return rc; + + return sysfs_emit(buf, "%d\n", supported); +} + +DEVICE_ATTR(ncq_prio_supported, S_IRUGO, sas_ncq_prio_supported_show, NULL= ); + +static ssize_t sas_ncq_prio_enable_show(struct device *device, + struct device_attribute *attr, + char *buf) +{ + struct scsi_device *sdev =3D to_scsi_device(device); + struct domain_device *ddev =3D sdev_to_domain_dev(sdev); + bool enabled; + int rc; + + /* This attribute shall be visible for SATA devices only */ + if (WARN_ON_ONCE(!dev_is_sata(ddev))) + return -EINVAL; + + rc =3D ata_ncq_prio_enabled(ddev->sata_dev.ap, sdev, &enabled); + if (rc) + return rc; + + return sysfs_emit(buf, "%d\n", enabled); +} + +static ssize_t sas_ncq_prio_enable_store(struct device *device, + struct device_attribute *attr, + const char *buf, size_t len) +{ + struct scsi_device *sdev =3D to_scsi_device(device); + struct domain_device *ddev =3D sdev_to_domain_dev(sdev); + bool enable; + int rc; + + /* This attribute shall be visible for SATA devices only */ + if (WARN_ON_ONCE(!dev_is_sata(ddev))) + return -EINVAL; + + rc =3D kstrtobool(buf, &enable); + if (rc) + return rc; + + rc =3D ata_ncq_prio_enable(ddev->sata_dev.ap, sdev, enable); + if (rc) + return rc; + + return len; +} + +DEVICE_ATTR(ncq_prio_enable, S_IRUGO | S_IWUSR, + sas_ncq_prio_enable_show, sas_ncq_prio_enable_store); + +static struct attribute *sas_ata_sdev_attrs[] =3D { + &dev_attr_ncq_prio_supported.attr, + &dev_attr_ncq_prio_enable.attr, + NULL +}; + +static umode_t sas_ata_attr_is_visible(struct kobject *kobj, + struct attribute *attr, int i) +{ + struct device *dev =3D kobj_to_dev(kobj); + struct scsi_device *sdev =3D to_scsi_device(dev); + struct domain_device *ddev =3D sdev_to_domain_dev(sdev); + + if (!dev_is_sata(ddev)) + return 0; + + return attr->mode; +} + +const struct attribute_group sas_ata_sdev_attr_group =3D { + .attrs =3D sas_ata_sdev_attrs, + .is_visible =3D sas_ata_attr_is_visible, +}; +EXPORT_SYMBOL_GPL(sas_ata_sdev_attr_group); diff --git a/include/scsi/sas_ata.h b/include/scsi/sas_ata.h index 2f8c719840a6..92e27e7bf088 100644 --- a/include/scsi/sas_ata.h +++ b/include/scsi/sas_ata.h @@ -39,6 +39,9 @@ int smp_ata_check_ready_type(struct ata_link *link); 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Tue, 05 Mar 2024 17:22:36 -0800 (PST) Date: Tue, 5 Mar 2024 17:22:22 -0800 In-Reply-To: <20240306012226.3398927-1-ipylypiv@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240306012226.3398927-1-ipylypiv@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Message-ID: <20240306012226.3398927-4-ipylypiv@google.com> Subject: [PATCH v7 3/7] scsi: pm80xx: Add libsas SATA sysfs attributes group From: Igor Pylypiv To: Damien Le Moal , Niklas Cassel , John Garry , Jason Yan , "James E.J. Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv , Jack Wang Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The added sysfs attributes group enables the configuration of NCQ Priority feature for HBAs that rely on libsas to manage SATA devices. Acked-by: Jack Wang Reviewed-by: John Garry Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv Reviewed-by: Niklas Cassel --- drivers/scsi/pm8001/pm8001_ctl.c | 5 +++++ drivers/scsi/pm8001/pm8001_init.c | 1 + drivers/scsi/pm8001/pm8001_sas.h | 1 + 3 files changed, 7 insertions(+) diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_= ctl.c index 5c26a13ffbd2..9ffe1a868d0f 100644 --- a/drivers/scsi/pm8001/pm8001_ctl.c +++ b/drivers/scsi/pm8001/pm8001_ctl.c @@ -1039,3 +1039,8 @@ const struct attribute_group *pm8001_host_groups[] = =3D { &pm8001_host_attr_group, NULL }; + +const struct attribute_group *pm8001_sdev_groups[] =3D { + &sas_ata_sdev_attr_group, + NULL +}; diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001= _init.c index ed6b7d954dda..e6b1108f6117 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -134,6 +134,7 @@ static const struct scsi_host_template pm8001_sht =3D { .compat_ioctl =3D sas_ioctl, #endif .shost_groups =3D pm8001_host_groups, + .sdev_groups =3D pm8001_sdev_groups, .track_queue_depth =3D 1, .cmd_per_lun =3D 32, .map_queues =3D pm8001_map_queues, diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_= sas.h index 3ccb7371902f..ced6721380a8 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -717,6 +717,7 @@ int pm80xx_fatal_errors(struct pm8001_hba_info *pm8001_= ha); 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Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv --- 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[] =3D { }; =20 static const struct attribute_group *mvst_host_groups[]; +static const struct attribute_group *mvst_sdev_groups[]; =20 #define SOC_SAS_NUM 2 =20 @@ -53,6 +54,7 @@ static const struct scsi_host_template mvs_sht =3D { .compat_ioctl =3D sas_ioctl, #endif .shost_groups =3D mvst_host_groups, + .sdev_groups =3D mvst_sdev_groups, .track_queue_depth =3D 1, }; =20 @@ -779,6 +781,11 @@ static struct attribute *mvst_host_attrs[] =3D { =20 ATTRIBUTE_GROUPS(mvst_host); =20 +static const struct attribute_group *mvst_sdev_groups[] =3D { + &sas_ata_sdev_attr_group, + NULL +}; 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Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv --- drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 6 ++++++ drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 6 ++++++ 2 files changed, 12 insertions(+) diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas= /hisi_sas_v2_hw.c index 73b378837da7..b5d379ebe05d 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -3544,6 +3544,11 @@ static struct attribute *host_v2_hw_attrs[] =3D { =20 ATTRIBUTE_GROUPS(host_v2_hw); =20 +static const struct attribute_group *sdev_groups_v2_hw[] =3D { + &sas_ata_sdev_attr_group, + NULL +}; + static void map_queues_v2_hw(struct Scsi_Host *shost) { struct hisi_hba *hisi_hba =3D shost_priv(shost); @@ -3585,6 +3590,7 @@ static const struct scsi_host_template sht_v2_hw =3D { .compat_ioctl =3D sas_ioctl, #endif .shost_groups =3D host_v2_hw_groups, + .sdev_groups =3D sdev_groups_v2_hw, .host_reset =3D hisi_sas_host_reset, .map_queues =3D map_queues_v2_hw, .host_tagset =3D 1, diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas= /hisi_sas_v3_hw.c index b56fbc61a15a..9b69ea16a1e6 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -2929,6 +2929,11 @@ static struct attribute *host_v3_hw_attrs[] =3D { =20 ATTRIBUTE_GROUPS(host_v3_hw); 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Tue, 05 Mar 2024 17:22:42 -0800 (PST) Date: Tue, 5 Mar 2024 17:22:25 -0800 In-Reply-To: <20240306012226.3398927-1-ipylypiv@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240306012226.3398927-1-ipylypiv@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Message-ID: <20240306012226.3398927-7-ipylypiv@google.com> Subject: [PATCH v7 6/7] scsi: aic94xx: Add libsas SATA sysfs attributes group From: Igor Pylypiv To: Damien Le Moal , Niklas Cassel , John Garry , Jason Yan , "James E.J. Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv --- 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/aic= 94xx_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 #include =20 +#include #include =20 #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[]; =20 static const struct scsi_host_template aic94xx_sht =3D { .module =3D THIS_MODULE, @@ -60,6 +62,7 @@ static const struct scsi_host_template aic94xx_sht =3D { .compat_ioctl =3D sas_ioctl, #endif .track_queue_depth =3D 1, + .sdev_groups =3D asd_sdev_groups, }; =20 static int asd_map_memio(struct asd_ha_struct *asd_ha) @@ -951,6 +954,11 @@ static void asd_remove_driver_attrs(struct device_driv= er *driver) driver_remove_file(driver, &driver_attr_version); } =20 +static const struct attribute_group *asd_sdev_groups[] =3D { + &sas_ata_sdev_attr_group, + NULL +}; + static struct sas_domain_function_template aic94xx_transport_functions =3D= { .lldd_dev_found =3D asd_dev_found, .lldd_dev_gone =3D asd_dev_gone, --=20 2.44.0.278.ge034bb2e1d-goog From nobody Sun Feb 8 13:59:12 2026 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8159E1B96E for ; Wed, 6 Mar 2024 01:22:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709688167; cv=none; b=ifuFCONqCaKGETPAI3V3S9O61aWJPRVtUA2GPggXtGj6VwCdwgnBNqgaxF+k3UnV7xVE2B1eAyCg8IyskX434MGtwwPjG6fgkVVuUDtOLuMynvwmwx4oE3UvlrowokcSOpWacq6frxy/7wgsBmwGJW9TCDAut/NJVhjJ7FG9Rw8= ARC-Message-Signature: i=1; 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AJvYcCUIAciyGJtIuw6qcpEQDiJinf0iy9f0XatD5zn7XkHlGMDmLc3pPwooNWNrUkIDQY3eSmwrNbfLSdZAgqpG4C4GL0NhqySzdt0T4pvP X-Gm-Message-State: AOJu0YwnNpviDxYHBgVL4FtwYSablv4XFWJ262cMgnfw+wKtZHng/FIG i9l329F2cEoWK23+YYoV48gq6+a0bylgW3wjijomLHQ5BspRtrjb8aP70ek0UN/3CIEKgF4dAwJ uRsAa9gDWnA== X-Google-Smtp-Source: AGHT+IHdUO0CSTTXSxP9RMH2G/OtJPNDHKSmhMwQ7efvIbVrkR+X7rTKxQ+kI29DRE6cGTrNY3Jc+MzpCV3TDQ== X-Received: from ipylypiv.svl.corp.google.com ([2620:15c:2c5:13:69ff:df2c:aa81:7b74]) (user=ipylypiv job=sendgmr) by 2002:a05:6902:728:b0:dc2:1f34:fac4 with SMTP id l8-20020a056902072800b00dc21f34fac4mr3554574ybt.2.1709688164688; Tue, 05 Mar 2024 17:22:44 -0800 (PST) Date: Tue, 5 Mar 2024 17:22:26 -0800 In-Reply-To: <20240306012226.3398927-1-ipylypiv@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240306012226.3398927-1-ipylypiv@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Message-ID: <20240306012226.3398927-8-ipylypiv@google.com> Subject: [PATCH v7 7/7] scsi: isci: Add libsas SATA sysfs attributes group From: Igor Pylypiv To: Damien Le Moal , Niklas Cassel , John Garry , Jason Yan , "James E.J. Bottomley" , "Martin K. Petersen" , Jack Wang , Hannes Reinecke , Xiang Chen , Artur Paszkiewicz , Bart Van Assche Cc: TJ Adams , linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Pylypiv Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Igor Pylypiv Reviewed-by: Niklas Cassel --- drivers/scsi/isci/init.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c index 6277162a028b..8658dcd61b87 100644 --- a/drivers/scsi/isci/init.c +++ b/drivers/scsi/isci/init.c @@ -149,6 +149,11 @@ static struct attribute *isci_host_attrs[] =3D { =20 ATTRIBUTE_GROUPS(isci_host); =20 +static const struct attribute_group *isci_sdev_groups[] =3D { + &sas_ata_sdev_attr_group, + NULL +}; + static const struct scsi_host_template isci_sht =3D { =20 .module =3D THIS_MODULE, @@ -176,6 +181,7 @@ static const struct scsi_host_template isci_sht =3D { .compat_ioctl =3D sas_ioctl, #endif .shost_groups =3D isci_host_groups, + .sdev_groups =3D isci_sdev_groups, .track_queue_depth =3D 1, }; =20 --=20 2.44.0.278.ge034bb2e1d-goog