[PATCH 13/19] scsi: hisi_sas: init connect cfg register for v3 hw

From: John Garry
Date: Tue Oct 24 2017 - 11:10:37 EST


From: Xiaofei Tan <tanxiaofei@xxxxxxxxxx>

Add initialization of register CON_CFG_DRIVER for v3 hw,
to limit number of the times of setup connection.

Signed-off-by: Xiaofei Tan <tanxiaofei@xxxxxxxxxx>
Signed-off-by: John Garry <john.garry@xxxxxxxxxx>
---
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index c88e787..5fbd121 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -135,6 +135,7 @@
#define RX_IDAF_DWORD0 (PORT_BASE + 0xc4)
#define RXOP_CHECK_CFG_H (PORT_BASE + 0xfc)
#define STP_LINK_TIMER (PORT_BASE + 0x120)
+#define CON_CFG_DRIVER (PORT_BASE + 0x130)
#define SAS_SSP_CON_TIMER_CFG (PORT_BASE + 0x134)
#define SAS_SMP_CON_TIMER_CFG (PORT_BASE + 0x138)
#define SAS_STP_CON_TIMER_CFG (PORT_BASE + 0x13c)
@@ -422,6 +423,8 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
0xa03e8);
hisi_sas_phy_write32(hisi_hba, i, STP_LINK_TIMER,
0x7f7a120);
+ hisi_sas_phy_write32(hisi_hba, i, CON_CFG_DRIVER,
+ 0x2a0a80);
}
for (i = 0; i < hisi_hba->queue_count; i++) {
/* Delivery queue */
--
1.9.1