[PATCH 14/19] scsi: hisi_sas: update some v3 register init settings

From: John Garry
Date: Thu Aug 10 2017 - 11:46:41 EST


From: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>

This patch updates some register setting according
to recommendation from HW designer and experiment.

Signed-off-by: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
Signed-off-by: John Garry <john.garry@xxxxxxxxxx>
---
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 992ccc2..efc2e82 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -23,14 +23,11 @@
#define PHY_STATE 0x24
#define PHY_PORT_NUM_MA 0x28
#define PHY_CONN_RATE 0x30
-#define AXI_AHB_CLK_CFG 0x3c
#define ITCT_CLR 0x44
#define ITCT_CLR_EN_OFF 16
#define ITCT_CLR_EN_MSK (0x1 << ITCT_CLR_EN_OFF)
#define ITCT_DEV_OFF 0
#define ITCT_DEV_MSK (0x7ff << ITCT_DEV_OFF)
-#define AXI_USER1 0x48
-#define AXI_USER2 0x4c
#define IO_SATA_BROKEN_MSG_ADDR_LO 0x58
#define IO_SATA_BROKEN_MSG_ADDR_HI 0x5c
#define SATA_INITI_D2H_STORE_ADDR_LO 0x60
@@ -355,8 +352,6 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
/* Global registers init */
hisi_sas_write32(hisi_hba, DLVRY_QUEUE_ENABLE,
(u32)((1ULL << hisi_hba->queue_count) - 1));
- hisi_sas_write32(hisi_hba, AXI_USER1, 0x0);
- hisi_sas_write32(hisi_hba, AXI_USER2, 0x40000060);
hisi_sas_write32(hisi_hba, HGC_SAS_TXFAIL_RETRY_CTRL, 0x108);
hisi_sas_write32(hisi_hba, CFG_1US_TIMER_TRSH, 0xd);
hisi_sas_write32(hisi_hba, INT_COAL_EN, 0x1);
@@ -372,15 +367,14 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
hisi_sas_write32(hisi_hba, CHNL_PHYUPDOWN_INT_MSK, 0x0);
hisi_sas_write32(hisi_hba, CHNL_ENT_INT_MSK, 0x0);
hisi_sas_write32(hisi_hba, HGC_COM_INT_MSK, 0x0);
- hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, 0xfff00c30);
+ hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, 0x0);
hisi_sas_write32(hisi_hba, AWQOS_AWCACHE_CFG, 0xf0f0);
hisi_sas_write32(hisi_hba, ARQOS_ARCACHE_CFG, 0xf0f0);
for (i = 0; i < hisi_hba->queue_count; i++)
hisi_sas_write32(hisi_hba, OQ0_INT_SRC_MSK+0x4*i, 0);

- hisi_sas_write32(hisi_hba, AXI_AHB_CLK_CFG, 1);
hisi_sas_write32(hisi_hba, HYPER_STREAM_ID_EN_CFG, 1);
- hisi_sas_write32(hisi_hba, CFG_MAX_TAG, 0xfff07fff);
+ hisi_sas_write32(hisi_hba, AXI_MASTER_CFG_BASE, 0x30000);

for (i = 0; i < hisi_hba->n_phy; i++) {
hisi_sas_phy_write32(hisi_hba, i, PROG_PHY_LINK_RATE, 0x801);
@@ -390,7 +384,6 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
hisi_sas_phy_write32(hisi_hba, i, RXOP_CHECK_CFG_H, 0x1000);
hisi_sas_phy_write32(hisi_hba, i, CHL_INT1_MSK, 0xffffffff);
hisi_sas_phy_write32(hisi_hba, i, CHL_INT2_MSK, 0x8ffffbff);
- hisi_sas_phy_write32(hisi_hba, i, SL_CFG, 0x83f801fc);
hisi_sas_phy_write32(hisi_hba, i, PHY_CTRL_RDY_MSK, 0x0);
hisi_sas_phy_write32(hisi_hba, i, PHYCTRL_NOT_RDY_MSK, 0x0);
hisi_sas_phy_write32(hisi_hba, i, PHYCTRL_DWS_RESET_MSK, 0x0);
@@ -399,9 +392,9 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
hisi_sas_phy_write32(hisi_hba, i, PHYCTRL_OOB_RESTART_MSK, 0x0);
hisi_sas_phy_write32(hisi_hba, i, PHY_CTRL, 0x199b4fa);
hisi_sas_phy_write32(hisi_hba, i, SAS_SSP_CON_TIMER_CFG,
- 0xa0064);
+ 0xa03e8);
hisi_sas_phy_write32(hisi_hba, i, SAS_STP_CON_TIMER_CFG,
- 0xa0064);
+ 0xa03e8);
hisi_sas_phy_write32(hisi_hba, i, STP_LINK_TIMER,
0x7f7a120);
}
--
1.9.1