scsi: hisi_sas: add to_hisi_sas_port()

Introduce function to get hisi_sas_port from asd_sas_port.

Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry 2017-03-23 01:25:17 +08:00 committed by Martin K. Petersen
parent b8e1aa3c72
commit 2e244f0f5b
4 changed files with 22 additions and 7 deletions

View File

@ -346,6 +346,8 @@ union hisi_sas_command_table {
struct hisi_sas_command_table_smp smp;
struct hisi_sas_command_table_stp stp;
};
extern struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port);
extern int hisi_sas_probe(struct platform_device *pdev,
const struct hisi_sas_hw *ops);
extern int hisi_sas_remove(struct platform_device *pdev);

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@ -27,6 +27,12 @@ static struct hisi_hba *dev_to_hisi_hba(struct domain_device *device)
return device->port->ha->lldd_ha;
}
struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port)
{
return container_of(sas_port, struct hisi_sas_port, sas_port);
}
EXPORT_SYMBOL_GPL(to_hisi_sas_port);
static void hisi_sas_slot_index_clear(struct hisi_hba *hisi_hba, int slot_idx)
{
void *bitmap = hisi_hba->slot_index_tags;
@ -178,10 +184,11 @@ static int hisi_sas_task_prep(struct sas_task *task, struct hisi_hba *hisi_hba,
struct hisi_sas_port *port;
struct hisi_sas_slot *slot;
struct hisi_sas_cmd_hdr *cmd_hdr_base;
struct asd_sas_port *sas_port = device->port;
struct device *dev = &hisi_hba->pdev->dev;
int dlvry_queue_slot, dlvry_queue, n_elem = 0, rc, slot_idx;
if (!device->port) {
if (!sas_port) {
struct task_status_struct *ts = &task->task_status;
ts->resp = SAS_TASK_UNDELIVERED;
@ -206,7 +213,8 @@ static int hisi_sas_task_prep(struct sas_task *task, struct hisi_hba *hisi_hba,
rc = SAS_PHY_DOWN;
return rc;
}
port = device->port->lldd_port;
port = to_hisi_sas_port(sas_port);
if (port && !port->port_attached) {
dev_info(dev, "task prep: %s port%d not attach device\n",
(sas_protocol_ata(task->task_proto)) ?
@ -545,7 +553,7 @@ static void hisi_sas_port_notify_formed(struct asd_sas_phy *sas_phy)
struct hisi_hba *hisi_hba = sas_ha->lldd_ha;
struct hisi_sas_phy *phy = sas_phy->lldd_phy;
struct asd_sas_port *sas_port = sas_phy->port;
struct hisi_sas_port *port = &hisi_hba->port[phy->port_id];
struct hisi_sas_port *port = to_hisi_sas_port(sas_port);
unsigned long flags;
if (!sas_port)
@ -990,13 +998,14 @@ hisi_sas_internal_abort_task_exec(struct hisi_hba *hisi_hba, u64 device_id,
struct device *dev = &hisi_hba->pdev->dev;
struct hisi_sas_port *port;
struct hisi_sas_slot *slot;
struct asd_sas_port *sas_port = device->port;
struct hisi_sas_cmd_hdr *cmd_hdr_base;
int dlvry_queue_slot, dlvry_queue, n_elem = 0, rc, slot_idx;
if (!device->port)
return -1;
port = device->port->lldd_port;
port = to_hisi_sas_port(sas_port);
/* simply get a slot and send abort command */
rc = hisi_sas_slot_index_alloc(hisi_hba, &slot_idx);

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@ -508,6 +508,8 @@ static void setup_itct_v1_hw(struct hisi_hba *hisi_hba,
struct device *dev = &hisi_hba->pdev->dev;
u64 qw0, device_id = sas_dev->device_id;
struct hisi_sas_itct *itct = &hisi_hba->itct[device_id];
struct asd_sas_port *sas_port = device->port;
struct hisi_sas_port *port = to_hisi_sas_port(sas_port);
memset(itct, 0, sizeof(*itct));
@ -528,7 +530,7 @@ static void setup_itct_v1_hw(struct hisi_hba *hisi_hba,
(1 << ITCT_HDR_AWT_CONTROL_OFF) |
(device->max_linkrate << ITCT_HDR_MAX_CONN_RATE_OFF) |
(1 << ITCT_HDR_VALID_LINK_NUM_OFF) |
(device->port->id << ITCT_HDR_PORT_ID_OFF));
(port->id << ITCT_HDR_PORT_ID_OFF));
itct->qw0 = cpu_to_le64(qw0);
/* qw1 */

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@ -676,7 +676,8 @@ static void setup_itct_v2_hw(struct hisi_hba *hisi_hba,
u64 qw0, device_id = sas_dev->device_id;
struct hisi_sas_itct *itct = &hisi_hba->itct[device_id];
struct domain_device *parent_dev = device->parent;
struct hisi_sas_port *port = device->port->lldd_port;
struct asd_sas_port *sas_port = device->port;
struct hisi_sas_port *port = to_hisi_sas_port(sas_port);
memset(itct, 0, sizeof(*itct));
@ -1920,7 +1921,8 @@ static int prep_ata_v2_hw(struct hisi_hba *hisi_hba,
struct domain_device *parent_dev = device->parent;
struct hisi_sas_device *sas_dev = device->lldd_dev;
struct hisi_sas_cmd_hdr *hdr = slot->cmd_hdr;
struct hisi_sas_port *port = device->port->lldd_port;
struct asd_sas_port *sas_port = device->port;
struct hisi_sas_port *port = to_hisi_sas_port(sas_port);
u8 *buf_cmd;
int has_data = 0, rc = 0, hdr_tag = 0;
u32 dw1 = 0, dw2 = 0;