lkml.org 
[lkml]   [2015]   [Nov]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v5 15/32] scsi: hisi_sas: add phy and port init
Date
Signed-off-by: John Garry <john.garry@huawei.com>
---
drivers/scsi/hisi_sas/hisi_sas.h | 15 +++++++++++++++
drivers/scsi/hisi_sas/hisi_sas_main.c | 31 +++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+)

diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index 5ac5a82..3a2400e 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -43,12 +43,27 @@ enum dev_status {
HISI_SAS_DEV_EH,
};
struct hisi_sas_phy {
+ struct hisi_hba *hisi_hba;
+ struct hisi_sas_port *port;
struct asd_sas_phy sas_phy;
+ struct sas_identify identify;
+ struct timer_list timer;
+ u64 port_id; /* from hw */
u64 dev_sas_addr;
+ u64 phy_type;
+ u64 frame_rcvd_size;
+ u8 frame_rcvd[32];
+ u8 phy_attached;
+ u8 reserved[3];
+ enum sas_linkrate minimum_linkrate;
+ enum sas_linkrate maximum_linkrate;
};

struct hisi_sas_port {
struct asd_sas_port sas_port;
+ u8 port_attached;
+ u8 id; /* from hw */
+ struct list_head list;
};

struct hisi_sas_cq {
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 21111d4..bc41ce4 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -27,6 +27,30 @@ static void hisi_sas_slot_index_init(struct hisi_hba *hisi_hba)
hisi_sas_slot_index_clear(hisi_hba, i);
}

+
+static void hisi_sas_phy_init(struct hisi_hba *hisi_hba, int phy_no)
+{
+ struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
+ struct asd_sas_phy *sas_phy = &phy->sas_phy;
+
+ phy->hisi_hba = hisi_hba;
+ phy->port = NULL;
+ init_timer(&phy->timer);
+ sas_phy->enabled = (phy_no < hisi_hba->n_phy) ? 1 : 0;
+ sas_phy->class = SAS;
+ sas_phy->iproto = SAS_PROTOCOL_ALL;
+ sas_phy->tproto = 0;
+ sas_phy->type = PHY_TYPE_PHYSICAL;
+ sas_phy->role = PHY_ROLE_INITIATOR;
+ sas_phy->oob_mode = OOB_NOT_CONNECTED;
+ sas_phy->linkrate = SAS_LINK_RATE_UNKNOWN;
+ sas_phy->id = phy_no;
+ sas_phy->sas_addr = &hisi_hba->sas_addr[0];
+ sas_phy->frame_rcvd = &phy->frame_rcvd[0];
+ sas_phy->ha = (struct sas_ha_struct *)hisi_hba->shost->hostdata;
+ sas_phy->lldd_phy = phy;
+}
+
static struct scsi_transport_template *hisi_sas_stt;

static struct scsi_host_template hisi_sas_sht = {
@@ -57,6 +81,13 @@ static int hisi_sas_alloc(struct hisi_hba *hisi_hba, struct Scsi_Host *shost)
struct platform_device *pdev = hisi_hba->pdev;
struct device *dev = &pdev->dev;

+ for (i = 0; i < hisi_hba->n_phy; i++) {
+ hisi_sas_phy_init(hisi_hba, i);
+ hisi_hba->port[i].port_attached = 0;
+ hisi_hba->port[i].id = -1;
+ INIT_LIST_HEAD(&hisi_hba->port[i].list);
+ }
+
for (i = 0; i < HISI_SAS_MAX_DEVICES; i++) {
hisi_hba->devices[i].dev_type = SAS_PHY_UNUSED;
hisi_hba->devices[i].device_id = i;
--
1.9.1


\
 
 \ /
  Last update: 2015-11-17 18:21    [W:0.208 / U:0.524 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site