From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 1805 ++++++++++++++++++++++++++++++++++++++++++++-------------
1 files changed, 1,382 insertions(+), 423 deletions(-)
diff --git a/kernel/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/kernel/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 16b7ea5..cd41dc0 100644
--- a/kernel/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/kernel/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -1,17 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2017 Hisilicon Limited.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
*/
#include "hisi_sas.h"
#define DRV_NAME "hisi_sas_v3_hw"
-/* global registers need init*/
+/* global registers need init */
#define DLVRY_QUEUE_ENABLE 0x0
#define IOST_BASE_ADDR_LO 0x8
#define IOST_BASE_ADDR_HI 0xc
@@ -28,6 +23,7 @@
#define ITCT_CLR_EN_MSK (0x1 << ITCT_CLR_EN_OFF)
#define ITCT_DEV_OFF 0
#define ITCT_DEV_MSK (0x7ff << ITCT_DEV_OFF)
+#define SAS_AXI_USER3 0x50
#define IO_SATA_BROKEN_MSG_ADDR_LO 0x58
#define IO_SATA_BROKEN_MSG_ADDR_HI 0x5c
#define SATA_INITI_D2H_STORE_ADDR_LO 0x60
@@ -42,6 +38,7 @@
#define MAX_CON_TIME_LIMIT_TIME 0xa4
#define BUS_INACTIVE_LIMIT_TIME 0xa8
#define REJECT_TO_OPEN_LIMIT_TIME 0xac
+#define CQ_INT_CONVERGE_EN 0xb0
#define CFG_AGING_TIME 0xbc
#define HGC_DFX_CFG2 0xc0
#define CFG_ABT_SET_QUERY_IPTT 0xd4
@@ -51,12 +48,43 @@
#define CFG_ABT_SET_IPTT_DONE 0xd8
#define CFG_ABT_SET_IPTT_DONE_OFF 0
#define HGC_IOMB_PROC1_STATUS 0x104
+#define HGC_LM_DFX_STATUS2 0x128
+#define HGC_LM_DFX_STATUS2_IOSTLIST_OFF 0
+#define HGC_LM_DFX_STATUS2_IOSTLIST_MSK (0xfff << \
+ HGC_LM_DFX_STATUS2_IOSTLIST_OFF)
+#define HGC_LM_DFX_STATUS2_ITCTLIST_OFF 12
+#define HGC_LM_DFX_STATUS2_ITCTLIST_MSK (0x7ff << \
+ HGC_LM_DFX_STATUS2_ITCTLIST_OFF)
+#define HGC_CQE_ECC_ADDR 0x13c
+#define HGC_CQE_ECC_1B_ADDR_OFF 0
+#define HGC_CQE_ECC_1B_ADDR_MSK (0x3f << HGC_CQE_ECC_1B_ADDR_OFF)
+#define HGC_CQE_ECC_MB_ADDR_OFF 8
+#define HGC_CQE_ECC_MB_ADDR_MSK (0x3f << HGC_CQE_ECC_MB_ADDR_OFF)
+#define HGC_IOST_ECC_ADDR 0x140
+#define HGC_IOST_ECC_1B_ADDR_OFF 0
+#define HGC_IOST_ECC_1B_ADDR_MSK (0x3ff << HGC_IOST_ECC_1B_ADDR_OFF)
+#define HGC_IOST_ECC_MB_ADDR_OFF 16
+#define HGC_IOST_ECC_MB_ADDR_MSK (0x3ff << HGC_IOST_ECC_MB_ADDR_OFF)
+#define HGC_DQE_ECC_ADDR 0x144
+#define HGC_DQE_ECC_1B_ADDR_OFF 0
+#define HGC_DQE_ECC_1B_ADDR_MSK (0xfff << HGC_DQE_ECC_1B_ADDR_OFF)
+#define HGC_DQE_ECC_MB_ADDR_OFF 16
+#define HGC_DQE_ECC_MB_ADDR_MSK (0xfff << HGC_DQE_ECC_MB_ADDR_OFF)
#define CHNL_INT_STATUS 0x148
+#define TAB_DFX 0x14c
+#define HGC_ITCT_ECC_ADDR 0x150
+#define HGC_ITCT_ECC_1B_ADDR_OFF 0
+#define HGC_ITCT_ECC_1B_ADDR_MSK (0x3ff << \
+ HGC_ITCT_ECC_1B_ADDR_OFF)
+#define HGC_ITCT_ECC_MB_ADDR_OFF 16
+#define HGC_ITCT_ECC_MB_ADDR_MSK (0x3ff << \
+ HGC_ITCT_ECC_MB_ADDR_OFF)
#define HGC_AXI_FIFO_ERR_INFO 0x154
#define AXI_ERR_INFO_OFF 0
#define AXI_ERR_INFO_MSK (0xff << AXI_ERR_INFO_OFF)
#define FIFO_ERR_INFO_OFF 8
#define FIFO_ERR_INFO_MSK (0xff << FIFO_ERR_INFO_OFF)
+#define TAB_RD_TYPE 0x15c
#define INT_COAL_EN 0x19c
#define OQ_INT_COAL_TIME 0x1a0
#define OQ_INT_COAL_CNT 0x1a4
@@ -80,6 +108,10 @@
#define ENT_INT_SRC3_ITC_INT_OFF 15
#define ENT_INT_SRC3_ITC_INT_MSK (0x1 << ENT_INT_SRC3_ITC_INT_OFF)
#define ENT_INT_SRC3_ABT_OFF 16
+#define ENT_INT_SRC3_DQE_POISON_OFF 18
+#define ENT_INT_SRC3_IOST_POISON_OFF 19
+#define ENT_INT_SRC3_ITCT_POISON_OFF 20
+#define ENT_INT_SRC3_ITCT_NCQ_POISON_OFF 21
#define ENT_INT_SRC_MSK1 0x1c4
#define ENT_INT_SRC_MSK2 0x1c8
#define ENT_INT_SRC_MSK3 0x1cc
@@ -89,6 +121,28 @@
#define HGC_COM_INT_MSK 0x1d8
#define ENT_INT_SRC_MSK3_ENT95_MSK_MSK (0x1 << ENT_INT_SRC_MSK3_ENT95_MSK_OFF)
#define SAS_ECC_INTR 0x1e8
+#define SAS_ECC_INTR_DQE_ECC_1B_OFF 0
+#define SAS_ECC_INTR_DQE_ECC_MB_OFF 1
+#define SAS_ECC_INTR_IOST_ECC_1B_OFF 2
+#define SAS_ECC_INTR_IOST_ECC_MB_OFF 3
+#define SAS_ECC_INTR_ITCT_ECC_1B_OFF 4
+#define SAS_ECC_INTR_ITCT_ECC_MB_OFF 5
+#define SAS_ECC_INTR_ITCTLIST_ECC_1B_OFF 6
+#define SAS_ECC_INTR_ITCTLIST_ECC_MB_OFF 7
+#define SAS_ECC_INTR_IOSTLIST_ECC_1B_OFF 8
+#define SAS_ECC_INTR_IOSTLIST_ECC_MB_OFF 9
+#define SAS_ECC_INTR_CQE_ECC_1B_OFF 10
+#define SAS_ECC_INTR_CQE_ECC_MB_OFF 11
+#define SAS_ECC_INTR_NCQ_MEM0_ECC_1B_OFF 12
+#define SAS_ECC_INTR_NCQ_MEM0_ECC_MB_OFF 13
+#define SAS_ECC_INTR_NCQ_MEM1_ECC_1B_OFF 14
+#define SAS_ECC_INTR_NCQ_MEM1_ECC_MB_OFF 15
+#define SAS_ECC_INTR_NCQ_MEM2_ECC_1B_OFF 16
+#define SAS_ECC_INTR_NCQ_MEM2_ECC_MB_OFF 17
+#define SAS_ECC_INTR_NCQ_MEM3_ECC_1B_OFF 18
+#define SAS_ECC_INTR_NCQ_MEM3_ECC_MB_OFF 19
+#define SAS_ECC_INTR_OOO_RAM_ECC_1B_OFF 20
+#define SAS_ECC_INTR_OOO_RAM_ECC_MB_OFF 21
#define SAS_ECC_INTR_MSK 0x1ec
#define HGC_ERR_STAT_EN 0x238
#define CQE_SEND_CNT 0x248
@@ -104,6 +158,20 @@
#define COMPL_Q_0_DEPTH 0x4e8
#define COMPL_Q_0_WR_PTR 0x4ec
#define COMPL_Q_0_RD_PTR 0x4f0
+#define HGC_RXM_DFX_STATUS14 0xae8
+#define HGC_RXM_DFX_STATUS14_MEM0_OFF 0
+#define HGC_RXM_DFX_STATUS14_MEM0_MSK (0x1ff << \
+ HGC_RXM_DFX_STATUS14_MEM0_OFF)
+#define HGC_RXM_DFX_STATUS14_MEM1_OFF 9
+#define HGC_RXM_DFX_STATUS14_MEM1_MSK (0x1ff << \
+ HGC_RXM_DFX_STATUS14_MEM1_OFF)
+#define HGC_RXM_DFX_STATUS14_MEM2_OFF 18
+#define HGC_RXM_DFX_STATUS14_MEM2_MSK (0x1ff << \
+ HGC_RXM_DFX_STATUS14_MEM2_OFF)
+#define HGC_RXM_DFX_STATUS15 0xaec
+#define HGC_RXM_DFX_STATUS15_MEM3_OFF 0
+#define HGC_RXM_DFX_STATUS15_MEM3_MSK (0x1ff << \
+ HGC_RXM_DFX_STATUS15_MEM3_OFF)
#define AWQOS_AWCACHE_CFG 0xc84
#define ARQOS_ARCACHE_CFG 0xc88
#define HILINK_ERR_DFX 0xe04
@@ -123,10 +191,34 @@
#define PHY_CFG_PHY_RST_OFF 3
#define PHY_CFG_PHY_RST_MSK (0x1 << PHY_CFG_PHY_RST_OFF)
#define PROG_PHY_LINK_RATE (PORT_BASE + 0x8)
+#define CFG_PROG_PHY_LINK_RATE_OFF 0
+#define CFG_PROG_PHY_LINK_RATE_MSK (0xff << CFG_PROG_PHY_LINK_RATE_OFF)
+#define CFG_PROG_OOB_PHY_LINK_RATE_OFF 8
+#define CFG_PROG_OOB_PHY_LINK_RATE_MSK (0xf << CFG_PROG_OOB_PHY_LINK_RATE_OFF)
#define PHY_CTRL (PORT_BASE + 0x14)
#define PHY_CTRL_RESET_OFF 0
#define PHY_CTRL_RESET_MSK (0x1 << PHY_CTRL_RESET_OFF)
+#define CMD_HDR_PIR_OFF 8
+#define CMD_HDR_PIR_MSK (0x1 << CMD_HDR_PIR_OFF)
+#define SERDES_CFG (PORT_BASE + 0x1c)
+#define CFG_ALOS_CHK_DISABLE_OFF 9
+#define CFG_ALOS_CHK_DISABLE_MSK (0x1 << CFG_ALOS_CHK_DISABLE_OFF)
+#define SAS_PHY_BIST_CTRL (PORT_BASE + 0x2c)
+#define CFG_BIST_MODE_SEL_OFF 0
+#define CFG_BIST_MODE_SEL_MSK (0xf << CFG_BIST_MODE_SEL_OFF)
+#define CFG_LOOP_TEST_MODE_OFF 14
+#define CFG_LOOP_TEST_MODE_MSK (0x3 << CFG_LOOP_TEST_MODE_OFF)
+#define CFG_RX_BIST_EN_OFF 16
+#define CFG_RX_BIST_EN_MSK (0x1 << CFG_RX_BIST_EN_OFF)
+#define CFG_TX_BIST_EN_OFF 17
+#define CFG_TX_BIST_EN_MSK (0x1 << CFG_TX_BIST_EN_OFF)
+#define CFG_BIST_TEST_OFF 18
+#define CFG_BIST_TEST_MSK (0x1 << CFG_BIST_TEST_OFF)
+#define SAS_PHY_BIST_CODE (PORT_BASE + 0x30)
+#define SAS_PHY_BIST_CODE1 (PORT_BASE + 0x34)
+#define SAS_BIST_ERR_CNT (PORT_BASE + 0x38)
#define SL_CFG (PORT_BASE + 0x84)
+#define AIP_LIMIT (PORT_BASE + 0x90)
#define SL_CONTROL (PORT_BASE + 0x94)
#define SL_CONTROL_NOTIFY_EN_OFF 0
#define SL_CONTROL_NOTIFY_EN_MSK (0x1 << SL_CONTROL_NOTIFY_EN_OFF)
@@ -167,21 +259,28 @@
#define CHL_INT0_PHY_RDY_OFF 5
#define CHL_INT0_PHY_RDY_MSK (0x1 << CHL_INT0_PHY_RDY_OFF)
#define CHL_INT1 (PORT_BASE + 0x1b8)
-#define CHL_INT1_DMAC_TX_ECC_ERR_OFF 15
-#define CHL_INT1_DMAC_TX_ECC_ERR_MSK (0x1 << CHL_INT1_DMAC_TX_ECC_ERR_OFF)
-#define CHL_INT1_DMAC_RX_ECC_ERR_OFF 17
-#define CHL_INT1_DMAC_RX_ECC_ERR_MSK (0x1 << CHL_INT1_DMAC_RX_ECC_ERR_OFF)
+#define CHL_INT1_DMAC_TX_ECC_MB_ERR_OFF 15
+#define CHL_INT1_DMAC_TX_ECC_1B_ERR_OFF 16
+#define CHL_INT1_DMAC_RX_ECC_MB_ERR_OFF 17
+#define CHL_INT1_DMAC_RX_ECC_1B_ERR_OFF 18
#define CHL_INT1_DMAC_TX_AXI_WR_ERR_OFF 19
#define CHL_INT1_DMAC_TX_AXI_RD_ERR_OFF 20
#define CHL_INT1_DMAC_RX_AXI_WR_ERR_OFF 21
#define CHL_INT1_DMAC_RX_AXI_RD_ERR_OFF 22
+#define CHL_INT1_DMAC_TX_FIFO_ERR_OFF 23
+#define CHL_INT1_DMAC_RX_FIFO_ERR_OFF 24
+#define CHL_INT1_DMAC_TX_AXI_RUSER_ERR_OFF 26
+#define CHL_INT1_DMAC_RX_AXI_RUSER_ERR_OFF 27
#define CHL_INT2 (PORT_BASE + 0x1bc)
#define CHL_INT2_SL_IDAF_TOUT_CONF_OFF 0
+#define CHL_INT2_RX_DISP_ERR_OFF 28
+#define CHL_INT2_RX_CODE_ERR_OFF 29
#define CHL_INT2_RX_INVLD_DW_OFF 30
#define CHL_INT2_STP_LINK_TIMEOUT_OFF 31
#define CHL_INT0_MSK (PORT_BASE + 0x1c0)
#define CHL_INT1_MSK (PORT_BASE + 0x1c4)
#define CHL_INT2_MSK (PORT_BASE + 0x1c8)
+#define SAS_EC_INT_COAL_TIME (PORT_BASE + 0x1cc)
#define CHL_INT_COAL_EN (PORT_BASE + 0x1d0)
#define SAS_RX_TRAIN_TIMER (PORT_BASE + 0x2a4)
#define PHY_CTRL_RDY_MSK (PORT_BASE + 0x2b0)
@@ -198,9 +297,11 @@
#define DMA_RX_STATUS_BUSY_MSK (0x1 << DMA_RX_STATUS_BUSY_OFF)
#define COARSETUNE_TIME (PORT_BASE + 0x304)
+#define TXDEEMPH_G1 (PORT_BASE + 0x350)
#define ERR_CNT_DWS_LOST (PORT_BASE + 0x380)
#define ERR_CNT_RESET_PROB (PORT_BASE + 0x384)
#define ERR_CNT_INVLD_DW (PORT_BASE + 0x390)
+#define ERR_CNT_CODE_ERR (PORT_BASE + 0x394)
#define ERR_CNT_DISP_ERR (PORT_BASE + 0x398)
#define DEFAULT_ITCT_HW 2048 /* reset value, not reprogrammed */
@@ -218,10 +319,8 @@
#define AM_CFG_SINGLE_PORT_MAX_TRANS (0x5014)
#define AXI_CFG (0x5100)
#define AM_ROB_ECC_ERR_ADDR (0x510c)
-#define AM_ROB_ECC_ONEBIT_ERR_ADDR_OFF 0
-#define AM_ROB_ECC_ONEBIT_ERR_ADDR_MSK (0xff << AM_ROB_ECC_ONEBIT_ERR_ADDR_OFF)
-#define AM_ROB_ECC_MULBIT_ERR_ADDR_OFF 8
-#define AM_ROB_ECC_MULBIT_ERR_ADDR_MSK (0xff << AM_ROB_ECC_MULBIT_ERR_ADDR_OFF)
+#define AM_ROB_ECC_ERR_ADDR_OFF 0
+#define AM_ROB_ECC_ERR_ADDR_MSK 0xffffffff
/* RAS registers need init */
#define RAS_BASE (0x6000)
@@ -331,6 +430,16 @@
#define ITCT_HDR_RTOLT_OFF 48
#define ITCT_HDR_RTOLT_MSK (0xffffULL << ITCT_HDR_RTOLT_OFF)
+struct hisi_sas_protect_iu_v3_hw {
+ u32 dw0;
+ u32 lbrtcv;
+ u32 lbrtgv;
+ u32 dw3;
+ u32 dw4;
+ u32 dw5;
+ u32 rsv;
+};
+
struct hisi_sas_complete_v3_hdr {
__le32 dw0;
__le32 dw1;
@@ -370,18 +479,54 @@
((fis.command == ATA_CMD_DEV_RESET) && \
((fis.control & ATA_SRST) != 0)))
+#define T10_INSRT_EN_OFF 0
+#define T10_INSRT_EN_MSK (1 << T10_INSRT_EN_OFF)
+#define T10_RMV_EN_OFF 1
+#define T10_RMV_EN_MSK (1 << T10_RMV_EN_OFF)
+#define T10_RPLC_EN_OFF 2
+#define T10_RPLC_EN_MSK (1 << T10_RPLC_EN_OFF)
+#define T10_CHK_EN_OFF 3
+#define T10_CHK_EN_MSK (1 << T10_CHK_EN_OFF)
+#define INCR_LBRT_OFF 5
+#define INCR_LBRT_MSK (1 << INCR_LBRT_OFF)
+#define USR_DATA_BLOCK_SZ_OFF 20
+#define USR_DATA_BLOCK_SZ_MSK (0x3 << USR_DATA_BLOCK_SZ_OFF)
+#define T10_CHK_MSK_OFF 16
+#define T10_CHK_REF_TAG_MSK (0xf0 << T10_CHK_MSK_OFF)
+#define T10_CHK_APP_TAG_MSK (0xc << T10_CHK_MSK_OFF)
+
+#define BASE_VECTORS_V3_HW 16
+#define MIN_AFFINE_VECTORS_V3_HW (BASE_VECTORS_V3_HW + 1)
+
+#define CHNL_INT_STS_MSK 0xeeeeeeee
+#define CHNL_INT_STS_PHY_MSK 0xe
+#define CHNL_INT_STS_INT0_MSK BIT(1)
+#define CHNL_INT_STS_INT1_MSK BIT(2)
+#define CHNL_INT_STS_INT2_MSK BIT(3)
+#define CHNL_WIDTH 4
+
+enum {
+ DSM_FUNC_ERR_HANDLE_MSI = 0,
+};
+
+static bool hisi_sas_intr_conv;
+MODULE_PARM_DESC(intr_conv, "interrupt converge enable (0-1)");
+
+/* permit overriding the host protection capabilities mask (EEDP/T10 PI) */
+static int prot_mask;
+module_param(prot_mask, int, 0444);
+MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=0x0 ");
+
+static bool auto_affine_msi_experimental;
+module_param(auto_affine_msi_experimental, bool, 0444);
+MODULE_PARM_DESC(auto_affine_msi_experimental, "Enable auto-affinity of MSI IRQs as experimental:\n"
+ "default is off");
+
static u32 hisi_sas_read32(struct hisi_hba *hisi_hba, u32 off)
{
void __iomem *regs = hisi_hba->regs + off;
return readl(regs);
-}
-
-static u32 hisi_sas_read32_relaxed(struct hisi_hba *hisi_hba, u32 off)
-{
- void __iomem *regs = hisi_hba->regs + off;
-
- return readl_relaxed(regs);
}
static void hisi_sas_write32(struct hisi_hba *hisi_hba, u32 off, u32 val)
@@ -423,66 +568,61 @@
static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
{
- struct pci_dev *pdev = hisi_hba->pci_dev;
- int i;
+ int i, j;
/* Global registers init */
hisi_sas_write32(hisi_hba, DLVRY_QUEUE_ENABLE,
(u32)((1ULL << hisi_hba->queue_count) - 1));
+ hisi_sas_write32(hisi_hba, SAS_AXI_USER3, 0);
hisi_sas_write32(hisi_hba, CFG_MAX_TAG, 0xfff0400);
hisi_sas_write32(hisi_hba, HGC_SAS_TXFAIL_RETRY_CTRL, 0x108);
+ hisi_sas_write32(hisi_hba, CFG_AGING_TIME, 0x1);
hisi_sas_write32(hisi_hba, INT_COAL_EN, 0x1);
hisi_sas_write32(hisi_hba, OQ_INT_COAL_TIME, 0x1);
hisi_sas_write32(hisi_hba, OQ_INT_COAL_CNT, 0x1);
+ hisi_sas_write32(hisi_hba, CQ_INT_CONVERGE_EN,
+ hisi_sas_intr_conv);
hisi_sas_write32(hisi_hba, OQ_INT_SRC, 0xffff);
hisi_sas_write32(hisi_hba, ENT_INT_SRC1, 0xffffffff);
hisi_sas_write32(hisi_hba, ENT_INT_SRC2, 0xffffffff);
hisi_sas_write32(hisi_hba, ENT_INT_SRC3, 0xffffffff);
hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK1, 0xfefefefe);
hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK2, 0xfefefefe);
- if (pdev->revision >= 0x21)
- hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, 0xffff7fff);
- else
- hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, 0xfffe20ff);
+ hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, 0xffc220ff);
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, 0x0);
+ hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, 0x155555);
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, OQ0_INT_SRC_MSK + 0x4 * i, 0);
hisi_sas_write32(hisi_hba, HYPER_STREAM_ID_EN_CFG, 1);
for (i = 0; i < hisi_hba->n_phy; i++) {
+ enum sas_linkrate max;
struct hisi_sas_phy *phy = &hisi_hba->phy[i];
struct asd_sas_phy *sas_phy = &phy->sas_phy;
- u32 prog_phy_link_rate = 0x800;
+ u32 prog_phy_link_rate = hisi_sas_phy_read32(hisi_hba, i,
+ PROG_PHY_LINK_RATE);
+ prog_phy_link_rate &= ~CFG_PROG_PHY_LINK_RATE_MSK;
if (!sas_phy->phy || (sas_phy->phy->maximum_linkrate <
- SAS_LINK_RATE_1_5_GBPS)) {
- prog_phy_link_rate = 0x855;
- } else {
- enum sas_linkrate max = sas_phy->phy->maximum_linkrate;
-
- prog_phy_link_rate =
- hisi_sas_get_prog_phy_linkrate_mask(max) |
- 0x800;
- }
+ SAS_LINK_RATE_1_5_GBPS))
+ max = SAS_LINK_RATE_12_0_GBPS;
+ else
+ max = sas_phy->phy->maximum_linkrate;
+ prog_phy_link_rate |= hisi_sas_get_prog_phy_linkrate_mask(max);
hisi_sas_phy_write32(hisi_hba, i, PROG_PHY_LINK_RATE,
prog_phy_link_rate);
+ hisi_sas_phy_write32(hisi_hba, i, SERDES_CFG, 0xffc00);
hisi_sas_phy_write32(hisi_hba, i, SAS_RX_TRAIN_TIMER, 0x13e80);
hisi_sas_phy_write32(hisi_hba, i, CHL_INT0, 0xffffffff);
hisi_sas_phy_write32(hisi_hba, i, CHL_INT1, 0xffffffff);
hisi_sas_phy_write32(hisi_hba, i, CHL_INT2, 0xffffffff);
hisi_sas_phy_write32(hisi_hba, i, RXOP_CHECK_CFG_H, 0x1000);
- if (pdev->revision >= 0x21)
- hisi_sas_phy_write32(hisi_hba, i, CHL_INT1_MSK,
- 0xffffffff);
- else
- hisi_sas_phy_write32(hisi_hba, i, CHL_INT1_MSK,
- 0xff87ffff);
+ hisi_sas_phy_write32(hisi_hba, i, CHL_INT1_MSK, 0xf2057fff);
hisi_sas_phy_write32(hisi_hba, i, CHL_INT2_MSK, 0xffffbfe);
hisi_sas_phy_write32(hisi_hba, i, PHY_CTRL_RDY_MSK, 0x0);
hisi_sas_phy_write32(hisi_hba, i, PHYCTRL_NOT_RDY_MSK, 0x0);
@@ -493,8 +633,18 @@
hisi_sas_phy_write32(hisi_hba, i, STP_LINK_TIMER, 0x7f7a120);
hisi_sas_phy_write32(hisi_hba, i, CON_CFG_DRIVER, 0x2a0a01);
hisi_sas_phy_write32(hisi_hba, i, SAS_SSP_CON_TIMER_CFG, 0x32);
+ hisi_sas_phy_write32(hisi_hba, i, SAS_EC_INT_COAL_TIME,
+ 0x30f4240);
/* used for 12G negotiate */
hisi_sas_phy_write32(hisi_hba, i, COARSETUNE_TIME, 0x1e);
+ hisi_sas_phy_write32(hisi_hba, i, AIP_LIMIT, 0x2ffff);
+
+ /* get default FFE configuration for BIST */
+ for (j = 0; j < FFE_CFG_MAX; j++) {
+ u32 val = hisi_sas_phy_read32(hisi_hba, i,
+ TXDEEMPH_G1 + (j * 0x4));
+ hisi_hba->debugfs_bist_ffe[i][j] = val;
+ }
}
for (i = 0; i < hisi_hba->queue_count; i++) {
@@ -619,6 +769,7 @@
struct domain_device *parent_dev = device->parent;
struct asd_sas_port *sas_port = device->port;
struct hisi_sas_port *port = to_hisi_sas_port(sas_port);
+ u64 sas_addr;
memset(itct, 0, sizeof(*itct));
@@ -632,7 +783,7 @@
break;
case SAS_SATA_DEV:
case SAS_SATA_PENDING:
- if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
+ if (parent_dev && dev_is_expander(parent_dev->dev_type))
qw0 = HISI_SAS_DEV_TYPE_STP << ITCT_HDR_DEV_TYPE_OFF;
else
qw0 = HISI_SAS_DEV_TYPE_SATA << ITCT_HDR_DEV_TYPE_OFF;
@@ -651,8 +802,8 @@
itct->qw0 = cpu_to_le64(qw0);
/* qw1 */
- memcpy(&itct->sas_addr, device->sas_addr, SAS_ADDR_SIZE);
- itct->sas_addr = __swab64(itct->sas_addr);
+ memcpy(&sas_addr, device->sas_addr, SAS_ADDR_SIZE);
+ itct->sas_addr = cpu_to_le64(__swab64(sas_addr));
/* qw2 */
if (!dev_is_sata(device))
@@ -660,13 +811,14 @@
(0x1ULL << ITCT_HDR_RTOLT_OFF));
}
-static void clear_itct_v3_hw(struct hisi_hba *hisi_hba,
- struct hisi_sas_device *sas_dev)
+static int clear_itct_v3_hw(struct hisi_hba *hisi_hba,
+ struct hisi_sas_device *sas_dev)
{
DECLARE_COMPLETION_ONSTACK(completion);
u64 dev_id = sas_dev->device_id;
struct hisi_sas_itct *itct = &hisi_hba->itct[dev_id];
u32 reg_val = hisi_sas_read32(hisi_hba, ENT_INT_SRC3);
+ struct device *dev = hisi_hba->dev;
sas_dev->completion = &completion;
@@ -675,12 +827,18 @@
hisi_sas_write32(hisi_hba, ENT_INT_SRC3,
ENT_INT_SRC3_ITC_INT_MSK);
- /* clear the itct table*/
+ /* clear the itct table */
reg_val = ITCT_CLR_EN_MSK | (dev_id & ITCT_DEV_MSK);
hisi_sas_write32(hisi_hba, ITCT_CLR, reg_val);
- wait_for_completion(sas_dev->completion);
+ if (!wait_for_completion_timeout(sas_dev->completion,
+ CLEAR_ITCT_TIMEOUT * HZ)) {
+ dev_warn(dev, "failed to clear ITCT\n");
+ return -ETIMEDOUT;
+ }
+
memset(itct, 0, sizeof(struct hisi_sas_itct));
+ return 0;
}
static void dereg_device_v3_hw(struct hisi_hba *hisi_hba,
@@ -745,17 +903,40 @@
static int hw_init_v3_hw(struct hisi_hba *hisi_hba)
{
struct device *dev = hisi_hba->dev;
+ struct acpi_device *acpi_dev;
+ union acpi_object *obj;
+ guid_t guid;
int rc;
rc = reset_hw_v3_hw(hisi_hba);
if (rc) {
- dev_err(dev, "hisi_sas_reset_hw failed, rc=%d", rc);
+ dev_err(dev, "hisi_sas_reset_hw failed, rc=%d\n", rc);
return rc;
}
msleep(100);
init_reg_v3_hw(hisi_hba);
+ if (guid_parse("D5918B4B-37AE-4E10-A99F-E5E8A6EF4C1F", &guid)) {
+ dev_err(dev, "Parse GUID failed\n");
+ return -EINVAL;
+ }
+
+ /*
+ * This DSM handles some hardware-related configurations:
+ * 1. Switch over to MSI error handling in kernel
+ * 2. BIOS *may* reset some register values through this method
+ */
+ obj = acpi_evaluate_dsm(ACPI_HANDLE(dev), &guid, 0,
+ DSM_FUNC_ERR_HANDLE_MSI, NULL);
+ if (!obj)
+ dev_warn(dev, "can not find DSM method, ignore\n");
+ else
+ ACPI_FREE(obj);
+
+ acpi_dev = ACPI_COMPANION(dev);
+ if (!acpi_device_power_manageable(acpi_dev))
+ dev_notice(dev, "neither _PS0 nor _PR0 is defined\n");
return 0;
}
@@ -771,7 +952,13 @@
static void disable_phy_v3_hw(struct hisi_hba *hisi_hba, int phy_no)
{
u32 cfg = hisi_sas_phy_read32(hisi_hba, phy_no, PHY_CFG);
+ u32 irq_msk = hisi_sas_phy_read32(hisi_hba, phy_no, CHL_INT2_MSK);
+ static const u32 msk = BIT(CHL_INT2_RX_DISP_ERR_OFF) |
+ BIT(CHL_INT2_RX_CODE_ERR_OFF) |
+ BIT(CHL_INT2_RX_INVLD_DW_OFF);
u32 state;
+
+ hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT2_MSK, msk | irq_msk);
cfg &= ~PHY_CFG_ENA_MSK;
hisi_sas_phy_write32(hisi_hba, phy_no, PHY_CFG, cfg);
@@ -783,6 +970,15 @@
cfg |= PHY_CFG_PHY_RST_MSK;
hisi_sas_phy_write32(hisi_hba, phy_no, PHY_CFG, cfg);
}
+
+ udelay(1);
+
+ hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_INVLD_DW);
+ hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_DISP_ERR);
+ hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_CODE_ERR);
+
+ hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT2, msk);
+ hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT2_MSK, irq_msk);
}
static void start_phy_v3_hw(struct hisi_hba *hisi_hba, int phy_no)
@@ -797,14 +993,14 @@
struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
u32 txid_auto;
- disable_phy_v3_hw(hisi_hba, phy_no);
+ hisi_sas_phy_enable(hisi_hba, phy_no, 0);
if (phy->identify.device_type == SAS_END_DEVICE) {
txid_auto = hisi_sas_phy_read32(hisi_hba, phy_no, TXID_AUTO);
hisi_sas_phy_write32(hisi_hba, phy_no, TXID_AUTO,
txid_auto | TX_HARDRST_MSK);
}
msleep(100);
- start_phy_v3_hw(hisi_hba, phy_no);
+ hisi_sas_phy_enable(hisi_hba, phy_no, 1);
}
static enum sas_linkrate phy_get_max_linkrate_v3_hw(void)
@@ -823,7 +1019,7 @@
if (!sas_phy->phy->enabled)
continue;
- start_phy_v3_hw(hisi_hba, i);
+ hisi_sas_phy_enable(hisi_hba, i, 1);
}
}
@@ -852,31 +1048,6 @@
bitmap |= BIT(i);
return bitmap;
-}
-
-/**
- * The callpath to this function and upto writing the write
- * queue pointer should be safe from interruption.
- */
-static int
-get_free_slot_v3_hw(struct hisi_hba *hisi_hba, struct hisi_sas_dq *dq)
-{
- struct device *dev = hisi_hba->dev;
- int queue = dq->id;
- u32 r, w;
-
- w = dq->wr_point;
- r = hisi_sas_read32_relaxed(hisi_hba,
- DLVRY_Q_0_RD_PTR + (queue * 0x14));
- if (r == (w+1) % HISI_SAS_QUEUE_SLOTS) {
- dev_warn(dev, "full queue=%d r=%d w=%d\n",
- queue, r, w);
- return -EAGAIN;
- }
-
- dq->wr_point = (dq->wr_point + 1) % HISI_SAS_QUEUE_SLOTS;
-
- return w;
}
static void start_delivery_v3_hw(struct hisi_sas_dq *dq)
@@ -926,7 +1097,102 @@
hdr->prd_table_addr = cpu_to_le64(hisi_sas_sge_addr_dma(slot));
- hdr->sg_len = cpu_to_le32(n_elem << CMD_HDR_DATA_SGL_LEN_OFF);
+ hdr->sg_len |= cpu_to_le32(n_elem << CMD_HDR_DATA_SGL_LEN_OFF);
+}
+
+static void prep_prd_sge_dif_v3_hw(struct hisi_hba *hisi_hba,
+ struct hisi_sas_slot *slot,
+ struct hisi_sas_cmd_hdr *hdr,
+ struct scatterlist *scatter,
+ int n_elem)
+{
+ struct hisi_sas_sge_dif_page *sge_dif_page;
+ struct scatterlist *sg;
+ int i;
+
+ sge_dif_page = hisi_sas_sge_dif_addr_mem(slot);
+
+ for_each_sg(scatter, sg, n_elem, i) {
+ struct hisi_sas_sge *entry = &sge_dif_page->sge[i];
+
+ entry->addr = cpu_to_le64(sg_dma_address(sg));
+ entry->page_ctrl_0 = 0;
+ entry->page_ctrl_1 = 0;
+ entry->data_len = cpu_to_le32(sg_dma_len(sg));
+ entry->data_off = 0;
+ }
+
+ hdr->dif_prd_table_addr =
+ cpu_to_le64(hisi_sas_sge_dif_addr_dma(slot));
+
+ hdr->sg_len |= cpu_to_le32(n_elem << CMD_HDR_DIF_SGL_LEN_OFF);
+}
+
+static u32 get_prot_chk_msk_v3_hw(struct scsi_cmnd *scsi_cmnd)
+{
+ unsigned char prot_flags = scsi_cmnd->prot_flags;
+
+ if (prot_flags & SCSI_PROT_REF_CHECK)
+ return T10_CHK_APP_TAG_MSK;
+ return T10_CHK_REF_TAG_MSK | T10_CHK_APP_TAG_MSK;
+}
+
+static void fill_prot_v3_hw(struct scsi_cmnd *scsi_cmnd,
+ struct hisi_sas_protect_iu_v3_hw *prot)
+{
+ unsigned char prot_op = scsi_get_prot_op(scsi_cmnd);
+ unsigned int interval = scsi_prot_interval(scsi_cmnd);
+ u32 lbrt_chk_val = t10_pi_ref_tag(scsi_cmnd->request);
+
+ switch (prot_op) {
+ case SCSI_PROT_READ_INSERT:
+ prot->dw0 |= T10_INSRT_EN_MSK;
+ prot->lbrtgv = lbrt_chk_val;
+ break;
+ case SCSI_PROT_READ_STRIP:
+ prot->dw0 |= (T10_RMV_EN_MSK | T10_CHK_EN_MSK);
+ prot->lbrtcv = lbrt_chk_val;
+ prot->dw4 |= get_prot_chk_msk_v3_hw(scsi_cmnd);
+ break;
+ case SCSI_PROT_READ_PASS:
+ prot->dw0 |= T10_CHK_EN_MSK;
+ prot->lbrtcv = lbrt_chk_val;
+ prot->dw4 |= get_prot_chk_msk_v3_hw(scsi_cmnd);
+ break;
+ case SCSI_PROT_WRITE_INSERT:
+ prot->dw0 |= T10_INSRT_EN_MSK;
+ prot->lbrtgv = lbrt_chk_val;
+ break;
+ case SCSI_PROT_WRITE_STRIP:
+ prot->dw0 |= (T10_RMV_EN_MSK | T10_CHK_EN_MSK);
+ prot->lbrtcv = lbrt_chk_val;
+ break;
+ case SCSI_PROT_WRITE_PASS:
+ prot->dw0 |= T10_CHK_EN_MSK;
+ prot->lbrtcv = lbrt_chk_val;
+ prot->dw4 |= get_prot_chk_msk_v3_hw(scsi_cmnd);
+ break;
+ default:
+ WARN(1, "prot_op(0x%x) is not valid\n", prot_op);
+ break;
+ }
+
+ switch (interval) {
+ case 512:
+ break;
+ case 4096:
+ prot->dw0 |= (0x1 << USR_DATA_BLOCK_SZ_OFF);
+ break;
+ case 520:
+ prot->dw0 |= (0x2 << USR_DATA_BLOCK_SZ_OFF);
+ break;
+ default:
+ WARN(1, "protection interval (0x%x) invalid\n",
+ interval);
+ break;
+ }
+
+ prot->dw0 |= INCR_LBRT_MSK;
}
static void prep_ssp_v3_hw(struct hisi_hba *hisi_hba,
@@ -941,8 +1207,9 @@
struct scsi_cmnd *scsi_cmnd = ssp_task->cmd;
struct hisi_sas_tmf_task *tmf = slot->tmf;
int has_data = 0, priority = !!tmf;
+ unsigned char prot_op;
u8 *buf_cmd;
- u32 dw1 = 0, dw2 = 0;
+ u32 dw1 = 0, dw2 = 0, len = 0;
hdr->dw0 = cpu_to_le32((1 << CMD_HDR_RESP_REPORT_OFF) |
(2 << CMD_HDR_TLR_CTRL_OFF) |
@@ -955,6 +1222,7 @@
dw1 |= 2 << CMD_HDR_FRAME_TYPE_OFF;
dw1 |= DIR_NO_DATA << CMD_HDR_DIR_OFF;
} else {
+ prot_op = scsi_get_prot_op(scsi_cmnd);
dw1 |= 1 << CMD_HDR_FRAME_TYPE_OFF;
switch (scsi_cmnd->sc_data_direction) {
case DMA_TO_DEVICE:
@@ -972,7 +1240,6 @@
/* map itct entry */
dw1 |= sas_dev->device_id << CMD_HDR_DEV_ID_OFF;
- hdr->dw1 = cpu_to_le32(dw1);
dw2 = (((sizeof(struct ssp_command_iu) + sizeof(struct ssp_frame_hdr)
+ 3) / 4) << CMD_HDR_CFL_OFF) |
@@ -981,11 +1248,16 @@
hdr->dw2 = cpu_to_le32(dw2);
hdr->transfer_tags = cpu_to_le32(slot->idx);
- if (has_data)
+ if (has_data) {
prep_prd_sge_v3_hw(hisi_hba, slot, hdr, task->scatter,
- slot->n_elem);
+ slot->n_elem);
- hdr->data_transfer_len = cpu_to_le32(task->total_xfer_len);
+ if (scsi_prot_sg_count(scsi_cmnd))
+ prep_prd_sge_dif_v3_hw(hisi_hba, slot, hdr,
+ scsi_prot_sglist(scsi_cmnd),
+ slot->n_elem_dif);
+ }
+
hdr->cmd_table_addr = cpu_to_le64(hisi_sas_cmd_hdr_addr_dma(slot));
hdr->sts_buffer_addr = cpu_to_le64(hisi_sas_status_buf_addr_dma(slot));
@@ -1010,6 +1282,39 @@
break;
}
}
+
+ if (has_data && (prot_op != SCSI_PROT_NORMAL)) {
+ struct hisi_sas_protect_iu_v3_hw prot;
+ u8 *buf_cmd_prot;
+
+ hdr->dw7 |= cpu_to_le32(1 << CMD_HDR_ADDR_MODE_SEL_OFF);
+ dw1 |= CMD_HDR_PIR_MSK;
+ buf_cmd_prot = hisi_sas_cmd_hdr_addr_mem(slot) +
+ sizeof(struct ssp_frame_hdr) +
+ sizeof(struct ssp_command_iu);
+
+ memset(&prot, 0, sizeof(struct hisi_sas_protect_iu_v3_hw));
+ fill_prot_v3_hw(scsi_cmnd, &prot);
+ memcpy(buf_cmd_prot, &prot,
+ sizeof(struct hisi_sas_protect_iu_v3_hw));
+ /*
+ * For READ, we need length of info read to memory, while for
+ * WRITE we need length of data written to the disk.
+ */
+ if (prot_op == SCSI_PROT_WRITE_INSERT ||
+ prot_op == SCSI_PROT_READ_INSERT ||
+ prot_op == SCSI_PROT_WRITE_PASS ||
+ prot_op == SCSI_PROT_READ_PASS) {
+ unsigned int interval = scsi_prot_interval(scsi_cmnd);
+ unsigned int ilog2_interval = ilog2(interval);
+
+ len = (task->total_xfer_len >> ilog2_interval) * 8;
+ }
+ }
+
+ hdr->dw1 = cpu_to_le32(dw1);
+
+ hdr->data_transfer_len = cpu_to_le32(task->total_xfer_len + len);
}
static void prep_smp_v3_hw(struct hisi_hba *hisi_hba,
@@ -1049,7 +1354,6 @@
hdr->cmd_table_addr = cpu_to_le64(req_dma_addr);
hdr->sts_buffer_addr = cpu_to_le64(hisi_sas_status_buf_addr_dma(slot));
-
}
static void prep_ata_v3_hw(struct hisi_hba *hisi_hba,
@@ -1067,10 +1371,10 @@
u32 dw1 = 0, dw2 = 0;
hdr->dw0 = cpu_to_le32(port->id << CMD_HDR_PORT_OFF);
- if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
+ if (parent_dev && dev_is_expander(parent_dev->dev_type))
hdr->dw0 |= cpu_to_le32(3 << CMD_HDR_CMD_OFF);
else
- hdr->dw0 |= cpu_to_le32(4 << CMD_HDR_CMD_OFF);
+ hdr->dw0 |= cpu_to_le32(4U << CMD_HDR_CMD_OFF);
switch (task->data_dir) {
case DMA_TO_DEVICE:
@@ -1100,7 +1404,10 @@
hdr->dw1 = cpu_to_le32(dw1);
/* dw2 */
- if (task->ata_task.use_ncq && hisi_sas_get_ncq_tag(task, &hdr_tag)) {
+ if (task->ata_task.use_ncq) {
+ struct ata_queued_cmd *qc = task->uldd_task;
+
+ hdr_tag = qc->tag;
task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3);
dw2 |= hdr_tag << CMD_HDR_NCQ_TAG_OFF;
}
@@ -1138,7 +1445,7 @@
struct hisi_sas_port *port = slot->port;
/* dw0 */
- hdr->dw0 = cpu_to_le32((5 << CMD_HDR_CMD_OFF) | /*abort*/
+ hdr->dw0 = cpu_to_le32((5U << CMD_HDR_CMD_OFF) | /*abort*/
(port->id << CMD_HDR_PORT_OFF) |
(dev_is_sata(dev)
<< CMD_HDR_ABORT_DEVICE_TYPE_OFF) |
@@ -1152,18 +1459,19 @@
/* dw7 */
hdr->dw7 = cpu_to_le32(tag_to_abort << CMD_HDR_ABORT_IPTT_OFF);
hdr->transfer_tags = cpu_to_le32(slot->idx);
-
}
static irqreturn_t phy_up_v3_hw(int phy_no, struct hisi_hba *hisi_hba)
{
- int i, res;
+ int i;
+ irqreturn_t res;
u32 context, port_id, link_rate;
struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
struct asd_sas_phy *sas_phy = &phy->sas_phy;
struct device *dev = hisi_hba->dev;
unsigned long flags;
+ del_timer(&phy->timer);
hisi_sas_phy_write32(hisi_hba, phy_no, PHYCTRL_PHY_ENA_MSK, 1);
port_id = hisi_sas_read32(hisi_hba, PHY_PORT_NUM_MA);
@@ -1185,6 +1493,7 @@
struct hisi_sas_initial_fis *initial_fis;
struct dev_to_host_fis *fis;
u8 attached_sas_addr[SAS_ADDR_SIZE] = {0};
+ struct Scsi_Host *shost = hisi_hba->shost;
dev_info(dev, "phyup: phy%d link_rate=%d(sata)\n", phy_no, link_rate);
initial_fis = &hisi_hba->initial_fis[phy_no];
@@ -1201,6 +1510,7 @@
sas_phy->oob_mode = SATA_OOB_MODE;
attached_sas_addr[0] = 0x50;
+ attached_sas_addr[6] = shost->host_no;
attached_sas_addr[7] = phy_no;
memcpy(sas_phy->attached_sas_addr,
attached_sas_addr,
@@ -1257,9 +1567,13 @@
static irqreturn_t phy_down_v3_hw(int phy_no, struct hisi_hba *hisi_hba)
{
+ struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
u32 phy_state, sl_ctrl, txid_auto;
struct device *dev = hisi_hba->dev;
+ atomic_inc(&phy->down_cnt);
+
+ del_timer(&phy->timer);
hisi_sas_phy_write32(hisi_hba, phy_no, PHYCTRL_NOT_RDY_MSK, 1);
phy_state = hisi_sas_read32(hisi_hba, PHY_STATE);
@@ -1284,14 +1598,13 @@
{
struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
struct asd_sas_phy *sas_phy = &phy->sas_phy;
- struct sas_ha_struct *sas_ha = &hisi_hba->sha;
u32 bcast_status;
hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1);
bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS);
if ((bcast_status & RX_BCAST_CHG_MSK) &&
!test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
- sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
+ sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0,
CHL_INT0_SL_RX_BCST_ACK_MSK);
hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 0);
@@ -1343,6 +1656,14 @@
static const struct hisi_sas_hw_error port_axi_error[] = {
{
+ .irq_msk = BIT(CHL_INT1_DMAC_TX_ECC_MB_ERR_OFF),
+ .msg = "dmac_tx_ecc_bad_err",
+ },
+ {
+ .irq_msk = BIT(CHL_INT1_DMAC_RX_ECC_MB_ERR_OFF),
+ .msg = "dmac_rx_ecc_bad_err",
+ },
+ {
.irq_msk = BIT(CHL_INT1_DMAC_TX_AXI_WR_ERR_OFF),
.msg = "dma_tx_axi_wr_err",
},
@@ -1357,6 +1678,22 @@
{
.irq_msk = BIT(CHL_INT1_DMAC_RX_AXI_RD_ERR_OFF),
.msg = "dma_rx_axi_rd_err",
+ },
+ {
+ .irq_msk = BIT(CHL_INT1_DMAC_TX_FIFO_ERR_OFF),
+ .msg = "dma_tx_fifo_err",
+ },
+ {
+ .irq_msk = BIT(CHL_INT1_DMAC_RX_FIFO_ERR_OFF),
+ .msg = "dma_rx_fifo_err",
+ },
+ {
+ .irq_msk = BIT(CHL_INT1_DMAC_TX_AXI_RUSER_ERR_OFF),
+ .msg = "dma_tx_axi_ruser_err",
+ },
+ {
+ .irq_msk = BIT(CHL_INT1_DMAC_RX_AXI_RUSER_ERR_OFF),
+ .msg = "dma_rx_axi_ruser_err",
},
};
@@ -1385,6 +1722,39 @@
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT1, irq_value);
}
+static void phy_get_events_v3_hw(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;
+ struct sas_phy *sphy = sas_phy->phy;
+ unsigned long flags;
+ u32 reg_value;
+
+ spin_lock_irqsave(&phy->lock, flags);
+
+ /* loss dword sync */
+ reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_DWS_LOST);
+ sphy->loss_of_dword_sync_count += reg_value;
+
+ /* phy reset problem */
+ reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_RESET_PROB);
+ sphy->phy_reset_problem_count += reg_value;
+
+ /* invalid dword */
+ reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_INVLD_DW);
+ sphy->invalid_dword_count += reg_value;
+
+ /* disparity err */
+ reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_DISP_ERR);
+ sphy->running_disparity_error_count += reg_value;
+
+ /* code violation error */
+ reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_CODE_ERR);
+ phy->code_violation_err_count += reg_value;
+
+ spin_unlock_irqrestore(&phy->lock, flags);
+}
+
static void handle_chl_int2_v3_hw(struct hisi_hba *hisi_hba, int phy_no)
{
u32 irq_msk = hisi_sas_phy_read32(hisi_hba, phy_no, CHL_INT2_MSK);
@@ -1392,6 +1762,9 @@
struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
struct pci_dev *pci_dev = hisi_hba->pci_dev;
struct device *dev = hisi_hba->dev;
+ static const u32 msk = BIT(CHL_INT2_RX_DISP_ERR_OFF) |
+ BIT(CHL_INT2_RX_CODE_ERR_OFF) |
+ BIT(CHL_INT2_RX_INVLD_DW_OFF);
irq_value &= ~irq_msk;
if (!irq_value)
@@ -1412,6 +1785,25 @@
hisi_sas_notify_phy_event(phy, HISI_PHYE_LINK_RESET);
}
+ if (pci_dev->revision > 0x20 && (irq_value & msk)) {
+ struct asd_sas_phy *sas_phy = &phy->sas_phy;
+ struct sas_phy *sphy = sas_phy->phy;
+
+ phy_get_events_v3_hw(hisi_hba, phy_no);
+
+ if (irq_value & BIT(CHL_INT2_RX_INVLD_DW_OFF))
+ dev_info(dev, "phy%d invalid dword cnt: %u\n", phy_no,
+ sphy->invalid_dword_count);
+
+ if (irq_value & BIT(CHL_INT2_RX_CODE_ERR_OFF))
+ dev_info(dev, "phy%d code violation cnt: %u\n", phy_no,
+ phy->code_violation_err_count);
+
+ if (irq_value & BIT(CHL_INT2_RX_DISP_ERR_OFF))
+ dev_info(dev, "phy%d disparity error cnt: %u\n", phy_no,
+ sphy->running_disparity_error_count);
+ }
+
if ((irq_value & BIT(CHL_INT2_RX_INVLD_DW_OFF)) &&
(pci_dev->revision == 0x20)) {
u32 reg_value;
@@ -1428,6 +1820,19 @@
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT2, irq_value);
}
+static void handle_chl_int0_v3_hw(struct hisi_hba *hisi_hba, int phy_no)
+{
+ u32 irq_value0 = hisi_sas_phy_read32(hisi_hba, phy_no, CHL_INT0);
+
+ if (irq_value0 & CHL_INT0_PHY_RDY_MSK)
+ hisi_sas_phy_oob_ready(hisi_hba, phy_no);
+
+ hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0,
+ irq_value0 & (~CHL_INT0_SL_RX_BCST_ACK_MSK)
+ & (~CHL_INT0_SL_PHY_ENABLE_MSK)
+ & (~CHL_INT0_NOT_RDY_MSK));
+}
+
static irqreturn_t int_chnl_int_v3_hw(int irq_no, void *p)
{
struct hisi_hba *hisi_hba = p;
@@ -1435,30 +1840,139 @@
int phy_no = 0;
irq_msk = hisi_sas_read32(hisi_hba, CHNL_INT_STATUS)
- & 0xeeeeeeee;
+ & CHNL_INT_STS_MSK;
while (irq_msk) {
- u32 irq_value0 = hisi_sas_phy_read32(hisi_hba, phy_no,
- CHL_INT0);
+ if (irq_msk & (CHNL_INT_STS_INT0_MSK << (phy_no * CHNL_WIDTH)))
+ handle_chl_int0_v3_hw(hisi_hba, phy_no);
- if (irq_msk & (4 << (phy_no * 4)))
+ if (irq_msk & (CHNL_INT_STS_INT1_MSK << (phy_no * CHNL_WIDTH)))
handle_chl_int1_v3_hw(hisi_hba, phy_no);
- if (irq_msk & (8 << (phy_no * 4)))
+ if (irq_msk & (CHNL_INT_STS_INT2_MSK << (phy_no * CHNL_WIDTH)))
handle_chl_int2_v3_hw(hisi_hba, phy_no);
- if (irq_msk & (2 << (phy_no * 4)) && irq_value0) {
- hisi_sas_phy_write32(hisi_hba, phy_no,
- CHL_INT0, irq_value0
- & (~CHL_INT0_SL_RX_BCST_ACK_MSK)
- & (~CHL_INT0_SL_PHY_ENABLE_MSK)
- & (~CHL_INT0_NOT_RDY_MSK));
- }
- irq_msk &= ~(0xe << (phy_no * 4));
+ irq_msk &= ~(CHNL_INT_STS_PHY_MSK << (phy_no * CHNL_WIDTH));
phy_no++;
}
return IRQ_HANDLED;
+}
+
+static const struct hisi_sas_hw_error multi_bit_ecc_errors[] = {
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_DQE_ECC_MB_OFF),
+ .msk = HGC_DQE_ECC_MB_ADDR_MSK,
+ .shift = HGC_DQE_ECC_MB_ADDR_OFF,
+ .msg = "hgc_dqe_eccbad_intr",
+ .reg = HGC_DQE_ECC_ADDR,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_IOST_ECC_MB_OFF),
+ .msk = HGC_IOST_ECC_MB_ADDR_MSK,
+ .shift = HGC_IOST_ECC_MB_ADDR_OFF,
+ .msg = "hgc_iost_eccbad_intr",
+ .reg = HGC_IOST_ECC_ADDR,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_ITCT_ECC_MB_OFF),
+ .msk = HGC_ITCT_ECC_MB_ADDR_MSK,
+ .shift = HGC_ITCT_ECC_MB_ADDR_OFF,
+ .msg = "hgc_itct_eccbad_intr",
+ .reg = HGC_ITCT_ECC_ADDR,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_IOSTLIST_ECC_MB_OFF),
+ .msk = HGC_LM_DFX_STATUS2_IOSTLIST_MSK,
+ .shift = HGC_LM_DFX_STATUS2_IOSTLIST_OFF,
+ .msg = "hgc_iostl_eccbad_intr",
+ .reg = HGC_LM_DFX_STATUS2,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_ITCTLIST_ECC_MB_OFF),
+ .msk = HGC_LM_DFX_STATUS2_ITCTLIST_MSK,
+ .shift = HGC_LM_DFX_STATUS2_ITCTLIST_OFF,
+ .msg = "hgc_itctl_eccbad_intr",
+ .reg = HGC_LM_DFX_STATUS2,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_CQE_ECC_MB_OFF),
+ .msk = HGC_CQE_ECC_MB_ADDR_MSK,
+ .shift = HGC_CQE_ECC_MB_ADDR_OFF,
+ .msg = "hgc_cqe_eccbad_intr",
+ .reg = HGC_CQE_ECC_ADDR,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_NCQ_MEM0_ECC_MB_OFF),
+ .msk = HGC_RXM_DFX_STATUS14_MEM0_MSK,
+ .shift = HGC_RXM_DFX_STATUS14_MEM0_OFF,
+ .msg = "rxm_mem0_eccbad_intr",
+ .reg = HGC_RXM_DFX_STATUS14,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_NCQ_MEM1_ECC_MB_OFF),
+ .msk = HGC_RXM_DFX_STATUS14_MEM1_MSK,
+ .shift = HGC_RXM_DFX_STATUS14_MEM1_OFF,
+ .msg = "rxm_mem1_eccbad_intr",
+ .reg = HGC_RXM_DFX_STATUS14,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_NCQ_MEM2_ECC_MB_OFF),
+ .msk = HGC_RXM_DFX_STATUS14_MEM2_MSK,
+ .shift = HGC_RXM_DFX_STATUS14_MEM2_OFF,
+ .msg = "rxm_mem2_eccbad_intr",
+ .reg = HGC_RXM_DFX_STATUS14,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_NCQ_MEM3_ECC_MB_OFF),
+ .msk = HGC_RXM_DFX_STATUS15_MEM3_MSK,
+ .shift = HGC_RXM_DFX_STATUS15_MEM3_OFF,
+ .msg = "rxm_mem3_eccbad_intr",
+ .reg = HGC_RXM_DFX_STATUS15,
+ },
+ {
+ .irq_msk = BIT(SAS_ECC_INTR_OOO_RAM_ECC_MB_OFF),
+ .msk = AM_ROB_ECC_ERR_ADDR_MSK,
+ .shift = AM_ROB_ECC_ERR_ADDR_OFF,
+ .msg = "ooo_ram_eccbad_intr",
+ .reg = AM_ROB_ECC_ERR_ADDR,
+ },
+};
+
+static void multi_bit_ecc_error_process_v3_hw(struct hisi_hba *hisi_hba,
+ u32 irq_value)
+{
+ struct device *dev = hisi_hba->dev;
+ const struct hisi_sas_hw_error *ecc_error;
+ u32 val;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(multi_bit_ecc_errors); i++) {
+ ecc_error = &multi_bit_ecc_errors[i];
+ if (irq_value & ecc_error->irq_msk) {
+ val = hisi_sas_read32(hisi_hba, ecc_error->reg);
+ val &= ecc_error->msk;
+ val >>= ecc_error->shift;
+ dev_err(dev, "%s (0x%x) found: mem addr is 0x%08X\n",
+ ecc_error->msg, irq_value, val);
+ queue_work(hisi_hba->wq, &hisi_hba->rst_work);
+ }
+ }
+}
+
+static void fatal_ecc_int_v3_hw(struct hisi_hba *hisi_hba)
+{
+ u32 irq_value, irq_msk;
+
+ irq_msk = hisi_sas_read32(hisi_hba, SAS_ECC_INTR_MSK);
+ hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, 0xffffffff);
+
+ irq_value = hisi_sas_read32(hisi_hba, SAS_ECC_INTR);
+ if (irq_value)
+ multi_bit_ecc_error_process_v3_hw(hisi_hba, irq_value);
+
+ hisi_sas_write32(hisi_hba, SAS_ECC_INTR, irq_value);
+ hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, irq_msk);
}
static const struct hisi_sas_hw_error axi_error[] = {
@@ -1470,7 +1984,7 @@
{ .msk = BIT(5), .msg = "SATA_AXI_R_ERR" },
{ .msk = BIT(6), .msg = "DQE_AXI_R_ERR" },
{ .msk = BIT(7), .msg = "CQE_AXI_W_ERR" },
- {},
+ {}
};
static const struct hisi_sas_hw_error fifo_error[] = {
@@ -1479,7 +1993,7 @@
{ .msk = BIT(10), .msg = "GETDQE_FIFO" },
{ .msk = BIT(11), .msg = "CMDP_FIFO" },
{ .msk = BIT(12), .msg = "AWTCTRL_FIFO" },
- {},
+ {}
};
static const struct hisi_sas_hw_error fatal_axi_error[] = {
@@ -1513,6 +2027,23 @@
.irq_msk = BIT(ENT_INT_SRC3_ABT_OFF),
.msg = "SAS_HGC_ABT fetch LM list",
},
+ {
+ .irq_msk = BIT(ENT_INT_SRC3_DQE_POISON_OFF),
+ .msg = "read dqe poison",
+ },
+ {
+ .irq_msk = BIT(ENT_INT_SRC3_IOST_POISON_OFF),
+ .msg = "read iost poison",
+ },
+ {
+ .irq_msk = BIT(ENT_INT_SRC3_ITCT_POISON_OFF),
+ .msg = "read itct poison",
+ },
+ {
+ .irq_msk = BIT(ENT_INT_SRC3_ITCT_NCQ_POISON_OFF),
+ .msg = "read itct ncq poison",
+ },
+
};
static irqreturn_t fatal_axi_int_v3_hw(int irq_no, void *p)
@@ -1565,6 +2096,8 @@
}
}
+ fatal_ecc_int_v3_hw(hisi_hba);
+
if (irq_value & BIT(ENT_INT_SRC3_ITC_INT_OFF)) {
u32 reg_val = hisi_sas_read32(hisi_hba, ITCT_CLR);
u32 dev_id = reg_val & ITCT_DEV_MSK;
@@ -1593,15 +2126,16 @@
&complete_queue[slot->cmplt_queue_slot];
struct hisi_sas_err_record_v3 *record =
hisi_sas_status_buf_addr_mem(slot);
- u32 dma_rx_err_type = record->dma_rx_err_type;
- u32 trans_tx_fail_type = record->trans_tx_fail_type;
+ u32 dma_rx_err_type = le32_to_cpu(record->dma_rx_err_type);
+ u32 trans_tx_fail_type = le32_to_cpu(record->trans_tx_fail_type);
+ u32 dw3 = le32_to_cpu(complete_hdr->dw3);
switch (task->task_proto) {
case SAS_PROTOCOL_SSP:
if (dma_rx_err_type & RX_DATA_LEN_UNDERFLOW_MSK) {
ts->residual = trans_tx_fail_type;
ts->stat = SAS_DATA_UNDERRUN;
- } else if (complete_hdr->dw3 & CMPLT_HDR_IO_IN_TARGET_MSK) {
+ } else if (dw3 & CMPLT_HDR_IO_IN_TARGET_MSK) {
ts->stat = SAS_QUEUE_FULL;
slot->abort = 1;
} else {
@@ -1615,7 +2149,7 @@
if (dma_rx_err_type & RX_DATA_LEN_UNDERFLOW_MSK) {
ts->residual = trans_tx_fail_type;
ts->stat = SAS_DATA_UNDERRUN;
- } else if (complete_hdr->dw3 & CMPLT_HDR_IO_IN_TARGET_MSK) {
+ } else if (dw3 & CMPLT_HDR_IO_IN_TARGET_MSK) {
ts->stat = SAS_PHY_DOWN;
slot->abort = 1;
} else {
@@ -1632,8 +2166,8 @@
}
}
-static int
-slot_complete_v3_hw(struct hisi_hba *hisi_hba, struct hisi_sas_slot *slot)
+static void slot_complete_v3_hw(struct hisi_hba *hisi_hba,
+ struct hisi_sas_slot *slot)
{
struct sas_task *task = slot->task;
struct hisi_sas_device *sas_dev;
@@ -1641,16 +2175,16 @@
struct task_status_struct *ts;
struct domain_device *device;
struct sas_ha_struct *ha;
- enum exec_status sts;
struct hisi_sas_complete_v3_hdr *complete_queue =
hisi_hba->complete_hdr[slot->cmplt_queue];
struct hisi_sas_complete_v3_hdr *complete_hdr =
&complete_queue[slot->cmplt_queue_slot];
unsigned long flags;
bool is_internal = slot->is_internal;
+ u32 dw0, dw1, dw3;
if (unlikely(!task || !task->lldd_task || !task->dev))
- return -EINVAL;
+ return;
ts = &task->task_status;
device = task->dev;
@@ -1671,11 +2205,14 @@
goto out;
}
+ dw0 = le32_to_cpu(complete_hdr->dw0);
+ dw1 = le32_to_cpu(complete_hdr->dw1);
+ dw3 = le32_to_cpu(complete_hdr->dw3);
+
/*
* Use SAS+TMF status codes
*/
- switch ((complete_hdr->dw0 & CMPLT_HDR_ABORT_STAT_MSK)
- >> CMPLT_HDR_ABORT_STAT_OFF) {
+ switch ((dw0 & CMPLT_HDR_ABORT_STAT_MSK) >> CMPLT_HDR_ABORT_STAT_OFF) {
case STAT_IO_ABORTED:
/* this IO has been aborted by abort command */
ts->stat = SAS_ABORTED_TASK;
@@ -1698,21 +2235,20 @@
}
/* check for erroneous completion */
- if ((complete_hdr->dw0 & CMPLT_HDR_CMPLT_MSK) == 0x3) {
+ if ((dw0 & CMPLT_HDR_CMPLT_MSK) == 0x3) {
u32 *error_info = hisi_sas_status_buf_addr_mem(slot);
slot_err_v3_hw(hisi_hba, task, slot);
if (ts->stat != SAS_DATA_UNDERRUN)
- dev_info(dev, "erroneous completion iptt=%d task=%p dev id=%d "
- "CQ hdr: 0x%x 0x%x 0x%x 0x%x "
- "Error info: 0x%x 0x%x 0x%x 0x%x\n",
- slot->idx, task, sas_dev->device_id,
- complete_hdr->dw0, complete_hdr->dw1,
- complete_hdr->act, complete_hdr->dw3,
- error_info[0], error_info[1],
- error_info[2], error_info[3]);
- if (unlikely(slot->abort))
- return ts->stat;
+ dev_info(dev, "erroneous completion iptt=%d task=%pK dev id=%d CQ hdr: 0x%x 0x%x 0x%x 0x%x Error info: 0x%x 0x%x 0x%x 0x%x\n",
+ slot->idx, task, sas_dev->device_id,
+ dw0, dw1, complete_hdr->act, dw3,
+ error_info[0], error_info[1],
+ error_info[2], error_info[3]);
+ if (unlikely(slot->abort)) {
+ sas_task_abort(task);
+ return;
+ }
goto out;
}
@@ -1727,20 +2263,16 @@
}
case SAS_PROTOCOL_SMP: {
struct scatterlist *sg_resp = &task->smp_task.smp_resp;
- void *to;
+ void *to = page_address(sg_page(sg_resp));
ts->stat = SAM_STAT_GOOD;
- to = kmap_atomic(sg_page(sg_resp));
- dma_unmap_sg(dev, &task->smp_task.smp_resp, 1,
- DMA_FROM_DEVICE);
dma_unmap_sg(dev, &task->smp_task.smp_req, 1,
DMA_TO_DEVICE);
memcpy(to + sg_resp->offset,
hisi_sas_status_buf_addr_mem(slot) +
sizeof(struct hisi_sas_err_record),
- sg_dma_len(sg_resp));
- kunmap_atomic(to);
+ sg_resp->length);
break;
}
case SAS_PROTOCOL_SATA:
@@ -1761,12 +2293,11 @@
}
out:
- sts = ts->stat;
spin_lock_irqsave(&task->task_state_lock, flags);
if (task->task_state_flags & SAS_TASK_STATE_ABORTED) {
spin_unlock_irqrestore(&task->task_state_lock, flags);
- dev_info(dev, "slot complete: task(%p) aborted\n", task);
- return SAS_ABORTED_TASK;
+ dev_info(dev, "slot complete: task(%pK) aborted\n", task);
+ return;
}
task->task_state_flags |= SAS_TASK_STATE_DONE;
spin_unlock_irqrestore(&task->task_state_lock, flags);
@@ -1776,22 +2307,20 @@
spin_lock_irqsave(&device->done_lock, flags);
if (test_bit(SAS_HA_FROZEN, &ha->state)) {
spin_unlock_irqrestore(&device->done_lock, flags);
- dev_info(dev, "slot complete: task(%p) ignored\n ",
+ dev_info(dev, "slot complete: task(%pK) ignored\n ",
task);
- return sts;
+ return;
}
spin_unlock_irqrestore(&device->done_lock, flags);
}
if (task->task_done)
task->task_done(task);
-
- return sts;
}
-static void cq_tasklet_v3_hw(unsigned long val)
+static irqreturn_t cq_thread_v3_hw(int irq_no, void *p)
{
- struct hisi_sas_cq *cq = (struct hisi_sas_cq *)val;
+ struct hisi_sas_cq *cq = p;
struct hisi_hba *hisi_hba = cq->hisi_hba;
struct hisi_sas_slot *slot;
struct hisi_sas_complete_v3_hdr *complete_queue;
@@ -1806,11 +2335,13 @@
while (rd_point != wr_point) {
struct hisi_sas_complete_v3_hdr *complete_hdr;
struct device *dev = hisi_hba->dev;
+ u32 dw1;
int iptt;
complete_hdr = &complete_queue[rd_point];
+ dw1 = le32_to_cpu(complete_hdr->dw1);
- iptt = (complete_hdr->dw1) & CMPLT_HDR_IPTT_MSK;
+ iptt = dw1 & CMPLT_HDR_IPTT_MSK;
if (likely(iptt < HISI_SAS_COMMAND_ENTRIES_V3_HW)) {
slot = &hisi_hba->slot_info[iptt];
slot->cmplt_queue_slot = rd_point;
@@ -1826,6 +2357,8 @@
/* update rd_point */
cq->rd_point = rd_point;
hisi_sas_write32(hisi_hba, COMPL_Q_0_RD_PTR + (0x14 * queue), rd_point);
+
+ return IRQ_HANDLED;
}
static irqreturn_t cq_interrupt_v3_hw(int irq_no, void *p)
@@ -1836,33 +2369,55 @@
hisi_sas_write32(hisi_hba, OQ_INT_SRC, 1 << queue);
- tasklet_schedule(&cq->tasklet);
+ return IRQ_WAKE_THREAD;
+}
- return IRQ_HANDLED;
+static void hisi_sas_v3_free_vectors(void *data)
+{
+ struct pci_dev *pdev = data;
+
+ pci_free_irq_vectors(pdev);
+}
+
+static int interrupt_preinit_v3_hw(struct hisi_hba *hisi_hba)
+{
+ int vectors;
+ int max_msi = HISI_SAS_MSI_COUNT_V3_HW, min_msi;
+ struct Scsi_Host *shost = hisi_hba->shost;
+ struct pci_dev *pdev = hisi_hba->pci_dev;
+ struct irq_affinity desc = {
+ .pre_vectors = BASE_VECTORS_V3_HW,
+ };
+
+ min_msi = MIN_AFFINE_VECTORS_V3_HW;
+ vectors = pci_alloc_irq_vectors_affinity(pdev,
+ min_msi, max_msi,
+ PCI_IRQ_MSI |
+ PCI_IRQ_AFFINITY,
+ &desc);
+ if (vectors < 0)
+ return -ENOENT;
+
+
+ hisi_hba->cq_nvecs = vectors - BASE_VECTORS_V3_HW;
+ shost->nr_hw_queues = hisi_hba->cq_nvecs;
+
+ devm_add_action(&pdev->dev, hisi_sas_v3_free_vectors, pdev);
+ return 0;
}
static int interrupt_init_v3_hw(struct hisi_hba *hisi_hba)
{
struct device *dev = hisi_hba->dev;
struct pci_dev *pdev = hisi_hba->pci_dev;
- int vectors, rc;
- int i, k;
- int max_msi = HISI_SAS_MSI_COUNT_V3_HW;
-
- vectors = pci_alloc_irq_vectors(hisi_hba->pci_dev, 1,
- max_msi, PCI_IRQ_MSI);
- if (vectors < max_msi) {
- dev_err(dev, "could not allocate all msi (%d)\n", vectors);
- return -ENOENT;
- }
+ int rc, i;
rc = devm_request_irq(dev, pci_irq_vector(pdev, 1),
int_phy_up_down_bcast_v3_hw, 0,
DRV_NAME " phy", hisi_hba);
if (rc) {
dev_err(dev, "could not request phy interrupt, rc=%d\n", rc);
- rc = -ENOENT;
- goto free_irq_vectors;
+ return -ENOENT;
}
rc = devm_request_irq(dev, pci_irq_vector(pdev, 2),
@@ -1870,8 +2425,7 @@
DRV_NAME " channel", hisi_hba);
if (rc) {
dev_err(dev, "could not request chnl interrupt, rc=%d\n", rc);
- rc = -ENOENT;
- goto free_phy_irq;
+ return -ENOENT;
}
rc = devm_request_irq(dev, pci_irq_vector(pdev, 11),
@@ -1879,45 +2433,37 @@
DRV_NAME " fatal", hisi_hba);
if (rc) {
dev_err(dev, "could not request fatal interrupt, rc=%d\n", rc);
- rc = -ENOENT;
- goto free_chnl_interrupt;
+ return -ENOENT;
}
- /* Init tasklets for cq only */
- for (i = 0; i < hisi_hba->queue_count; i++) {
+ if (hisi_sas_intr_conv)
+ dev_info(dev, "Enable interrupt converge\n");
+
+ for (i = 0; i < hisi_hba->cq_nvecs; i++) {
struct hisi_sas_cq *cq = &hisi_hba->cq[i];
- struct tasklet_struct *t = &cq->tasklet;
+ int nr = hisi_sas_intr_conv ? 16 : 16 + i;
+ unsigned long irqflags = hisi_sas_intr_conv ? IRQF_SHARED :
+ IRQF_ONESHOT;
- rc = devm_request_irq(dev, pci_irq_vector(pdev, i+16),
- cq_interrupt_v3_hw, 0,
- DRV_NAME " cq", cq);
+ cq->irq_no = pci_irq_vector(pdev, nr);
+ rc = devm_request_threaded_irq(dev, cq->irq_no,
+ cq_interrupt_v3_hw,
+ cq_thread_v3_hw,
+ irqflags,
+ DRV_NAME " cq", cq);
if (rc) {
- dev_err(dev,
- "could not request cq%d interrupt, rc=%d\n",
+ dev_err(dev, "could not request cq%d interrupt, rc=%d\n",
i, rc);
- rc = -ENOENT;
- goto free_cq_irqs;
+ return -ENOENT;
}
-
- tasklet_init(t, cq_tasklet_v3_hw, (unsigned long)cq);
+ cq->irq_mask = pci_irq_get_affinity(pdev, i + BASE_VECTORS_V3_HW);
+ if (!cq->irq_mask) {
+ dev_err(dev, "could not get cq%d irq affinity!\n", i);
+ return -ENOENT;
+ }
}
return 0;
-
-free_cq_irqs:
- for (k = 0; k < i; k++) {
- struct hisi_sas_cq *cq = &hisi_hba->cq[k];
-
- free_irq(pci_irq_vector(pdev, k+16), cq);
- }
- free_irq(pci_irq_vector(pdev, 11), hisi_hba);
-free_chnl_interrupt:
- free_irq(pci_irq_vector(pdev, 2), hisi_hba);
-free_phy_irq:
- free_irq(pci_irq_vector(pdev, 1), hisi_hba);
-free_irq_vectors:
- pci_free_irq_vectors(pdev);
- return rc;
}
static int hisi_sas_v3_init(struct hisi_hba *hisi_hba)
@@ -1939,8 +2485,10 @@
struct sas_phy_linkrates *r)
{
enum sas_linkrate max = r->maximum_linkrate;
- u32 prog_phy_link_rate = 0x800;
+ u32 prog_phy_link_rate = hisi_sas_phy_read32(hisi_hba, phy_no,
+ PROG_PHY_LINK_RATE);
+ prog_phy_link_rate &= ~CFG_PROG_PHY_LINK_RATE_MSK;
prog_phy_link_rate |= hisi_sas_get_prog_phy_linkrate_mask(max);
hisi_sas_phy_write32(hisi_hba, phy_no, PROG_PHY_LINK_RATE,
prog_phy_link_rate);
@@ -1954,10 +2502,11 @@
synchronize_irq(pci_irq_vector(pdev, 1));
synchronize_irq(pci_irq_vector(pdev, 2));
synchronize_irq(pci_irq_vector(pdev, 11));
- for (i = 0; i < hisi_hba->queue_count; i++) {
+ for (i = 0; i < hisi_hba->queue_count; i++)
hisi_sas_write32(hisi_hba, OQ0_INT_SRC_MSK + 0x4 * i, 0x1);
+
+ for (i = 0; i < hisi_hba->cq_nvecs; i++)
synchronize_irq(pci_irq_vector(pdev, i + 16));
- }
hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK1, 0xffffffff);
hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK2, 0xffffffff);
@@ -1978,31 +2527,6 @@
return hisi_sas_read32(hisi_hba, PHY_STATE);
}
-static void phy_get_events_v3_hw(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;
- struct sas_phy *sphy = sas_phy->phy;
- u32 reg_value;
-
- /* loss dword sync */
- reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_DWS_LOST);
- sphy->loss_of_dword_sync_count += reg_value;
-
- /* phy reset problem */
- reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_RESET_PROB);
- sphy->phy_reset_problem_count += reg_value;
-
- /* invalid dword */
- reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_INVLD_DW);
- sphy->invalid_dword_count += reg_value;
-
- /* disparity err */
- reg_value = hisi_sas_phy_read32(hisi_hba, phy_no, ERR_CNT_DISP_ERR);
- sphy->running_disparity_error_count += reg_value;
-
-}
-
static int disable_host_v3_hw(struct hisi_hba *hisi_hba)
{
struct device *dev = hisi_hba->dev;
@@ -2011,7 +2535,6 @@
interrupt_disable_v3_hw(hisi_hba);
hisi_sas_write32(hisi_hba, DLVRY_QUEUE_ENABLE, 0x0);
- hisi_sas_kill_tasklets(hisi_hba);
hisi_sas_stop_phys(hisi_hba);
@@ -2073,7 +2596,7 @@
break;
default:
dev_err(dev, "write gpio: unsupported or bad reg type %d\n",
- reg_type);
+ reg_type);
return -EINVAL;
}
@@ -2095,36 +2618,538 @@
msleep(delay_ms);
}
+ if (time >= timeout_ms) {
+ dev_dbg(dev, "Wait commands complete timeout!\n");
+ return;
+ }
+
dev_dbg(dev, "wait commands complete %dms\n", time);
+}
+
+static ssize_t intr_conv_v3_hw_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return scnprintf(buf, PAGE_SIZE, "%u\n", hisi_sas_intr_conv);
+}
+static DEVICE_ATTR_RO(intr_conv_v3_hw);
+
+static void config_intr_coal_v3_hw(struct hisi_hba *hisi_hba)
+{
+ /* config those registers between enable and disable PHYs */
+ hisi_sas_stop_phys(hisi_hba);
+
+ if (hisi_hba->intr_coal_ticks == 0 ||
+ hisi_hba->intr_coal_count == 0) {
+ hisi_sas_write32(hisi_hba, INT_COAL_EN, 0x1);
+ hisi_sas_write32(hisi_hba, OQ_INT_COAL_TIME, 0x1);
+ hisi_sas_write32(hisi_hba, OQ_INT_COAL_CNT, 0x1);
+ } else {
+ hisi_sas_write32(hisi_hba, INT_COAL_EN, 0x3);
+ hisi_sas_write32(hisi_hba, OQ_INT_COAL_TIME,
+ hisi_hba->intr_coal_ticks);
+ hisi_sas_write32(hisi_hba, OQ_INT_COAL_CNT,
+ hisi_hba->intr_coal_count);
+ }
+ phys_init_v3_hw(hisi_hba);
+}
+
+static ssize_t intr_coal_ticks_v3_hw_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct hisi_hba *hisi_hba = shost_priv(shost);
+
+ return scnprintf(buf, PAGE_SIZE, "%u\n",
+ hisi_hba->intr_coal_ticks);
+}
+
+static ssize_t intr_coal_ticks_v3_hw_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct hisi_hba *hisi_hba = shost_priv(shost);
+ u32 intr_coal_ticks;
+ int ret;
+
+ ret = kstrtou32(buf, 10, &intr_coal_ticks);
+ if (ret) {
+ dev_err(dev, "Input data of interrupt coalesce unmatch\n");
+ return -EINVAL;
+ }
+
+ if (intr_coal_ticks >= BIT(24)) {
+ dev_err(dev, "intr_coal_ticks must be less than 2^24!\n");
+ return -EINVAL;
+ }
+
+ hisi_hba->intr_coal_ticks = intr_coal_ticks;
+
+ config_intr_coal_v3_hw(hisi_hba);
+
+ return count;
+}
+static DEVICE_ATTR_RW(intr_coal_ticks_v3_hw);
+
+static ssize_t intr_coal_count_v3_hw_show(struct device *dev,
+ struct device_attribute
+ *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct hisi_hba *hisi_hba = shost_priv(shost);
+
+ return scnprintf(buf, PAGE_SIZE, "%u\n",
+ hisi_hba->intr_coal_count);
+}
+
+static ssize_t intr_coal_count_v3_hw_store(struct device *dev,
+ struct device_attribute
+ *attr, const char *buf, size_t count)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct hisi_hba *hisi_hba = shost_priv(shost);
+ u32 intr_coal_count;
+ int ret;
+
+ ret = kstrtou32(buf, 10, &intr_coal_count);
+ if (ret) {
+ dev_err(dev, "Input data of interrupt coalesce unmatch\n");
+ return -EINVAL;
+ }
+
+ if (intr_coal_count >= BIT(8)) {
+ dev_err(dev, "intr_coal_count must be less than 2^8!\n");
+ return -EINVAL;
+ }
+
+ hisi_hba->intr_coal_count = intr_coal_count;
+
+ config_intr_coal_v3_hw(hisi_hba);
+
+ return count;
+}
+static DEVICE_ATTR_RW(intr_coal_count_v3_hw);
+
+static int slave_configure_v3_hw(struct scsi_device *sdev)
+{
+ struct Scsi_Host *shost = dev_to_shost(&sdev->sdev_gendev);
+ struct domain_device *ddev = sdev_to_domain_dev(sdev);
+ struct hisi_hba *hisi_hba = shost_priv(shost);
+ struct device *dev = hisi_hba->dev;
+ int ret = sas_slave_configure(sdev);
+
+ if (ret)
+ return ret;
+ if (!dev_is_sata(ddev))
+ sas_change_queue_depth(sdev, 64);
+
+ if (sdev->type == TYPE_ENCLOSURE)
+ return 0;
+
+ if (!device_link_add(&sdev->sdev_gendev, dev,
+ DL_FLAG_PM_RUNTIME | DL_FLAG_RPM_ACTIVE)) {
+ if (pm_runtime_enabled(dev)) {
+ dev_info(dev, "add device link failed, disable runtime PM for the host\n");
+ pm_runtime_disable(dev);
+ }
+ }
+
+ return 0;
+}
+
+static struct device_attribute *host_attrs_v3_hw[] = {
+ &dev_attr_phy_event_threshold,
+ &dev_attr_intr_conv_v3_hw,
+ &dev_attr_intr_coal_ticks_v3_hw,
+ &dev_attr_intr_coal_count_v3_hw,
+ NULL
+};
+
+static const struct hisi_sas_debugfs_reg_lu debugfs_port_reg_lu[] = {
+ HISI_SAS_DEBUGFS_REG(PHY_CFG),
+ HISI_SAS_DEBUGFS_REG(HARD_PHY_LINKRATE),
+ HISI_SAS_DEBUGFS_REG(PROG_PHY_LINK_RATE),
+ HISI_SAS_DEBUGFS_REG(PHY_CTRL),
+ HISI_SAS_DEBUGFS_REG(SL_CFG),
+ HISI_SAS_DEBUGFS_REG(AIP_LIMIT),
+ HISI_SAS_DEBUGFS_REG(SL_CONTROL),
+ HISI_SAS_DEBUGFS_REG(RX_PRIMS_STATUS),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD0),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD1),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD2),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD3),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD4),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD5),
+ HISI_SAS_DEBUGFS_REG(TX_ID_DWORD6),
+ HISI_SAS_DEBUGFS_REG(TXID_AUTO),
+ HISI_SAS_DEBUGFS_REG(RX_IDAF_DWORD0),
+ HISI_SAS_DEBUGFS_REG(RXOP_CHECK_CFG_H),
+ HISI_SAS_DEBUGFS_REG(STP_LINK_TIMER),
+ HISI_SAS_DEBUGFS_REG(STP_LINK_TIMEOUT_STATE),
+ HISI_SAS_DEBUGFS_REG(CON_CFG_DRIVER),
+ HISI_SAS_DEBUGFS_REG(SAS_SSP_CON_TIMER_CFG),
+ HISI_SAS_DEBUGFS_REG(SAS_SMP_CON_TIMER_CFG),
+ HISI_SAS_DEBUGFS_REG(SAS_STP_CON_TIMER_CFG),
+ HISI_SAS_DEBUGFS_REG(CHL_INT0),
+ HISI_SAS_DEBUGFS_REG(CHL_INT1),
+ HISI_SAS_DEBUGFS_REG(CHL_INT2),
+ HISI_SAS_DEBUGFS_REG(CHL_INT0_MSK),
+ HISI_SAS_DEBUGFS_REG(CHL_INT1_MSK),
+ HISI_SAS_DEBUGFS_REG(CHL_INT2_MSK),
+ HISI_SAS_DEBUGFS_REG(SAS_EC_INT_COAL_TIME),
+ HISI_SAS_DEBUGFS_REG(CHL_INT_COAL_EN),
+ HISI_SAS_DEBUGFS_REG(SAS_RX_TRAIN_TIMER),
+ HISI_SAS_DEBUGFS_REG(PHY_CTRL_RDY_MSK),
+ HISI_SAS_DEBUGFS_REG(PHYCTRL_NOT_RDY_MSK),
+ HISI_SAS_DEBUGFS_REG(PHYCTRL_DWS_RESET_MSK),
+ HISI_SAS_DEBUGFS_REG(PHYCTRL_PHY_ENA_MSK),
+ HISI_SAS_DEBUGFS_REG(SL_RX_BCAST_CHK_MSK),
+ HISI_SAS_DEBUGFS_REG(PHYCTRL_OOB_RESTART_MSK),
+ HISI_SAS_DEBUGFS_REG(DMA_TX_STATUS),
+ HISI_SAS_DEBUGFS_REG(DMA_RX_STATUS),
+ HISI_SAS_DEBUGFS_REG(COARSETUNE_TIME),
+ HISI_SAS_DEBUGFS_REG(ERR_CNT_DWS_LOST),
+ HISI_SAS_DEBUGFS_REG(ERR_CNT_RESET_PROB),
+ HISI_SAS_DEBUGFS_REG(ERR_CNT_INVLD_DW),
+ HISI_SAS_DEBUGFS_REG(ERR_CNT_CODE_ERR),
+ HISI_SAS_DEBUGFS_REG(ERR_CNT_DISP_ERR),
+ {}
+};
+
+static const struct hisi_sas_debugfs_reg debugfs_port_reg = {
+ .lu = debugfs_port_reg_lu,
+ .count = 0x100,
+ .base_off = PORT_BASE,
+ .read_port_reg = hisi_sas_phy_read32,
+};
+
+static const struct hisi_sas_debugfs_reg_lu debugfs_global_reg_lu[] = {
+ HISI_SAS_DEBUGFS_REG(DLVRY_QUEUE_ENABLE),
+ HISI_SAS_DEBUGFS_REG(PHY_CONTEXT),
+ HISI_SAS_DEBUGFS_REG(PHY_STATE),
+ HISI_SAS_DEBUGFS_REG(PHY_PORT_NUM_MA),
+ HISI_SAS_DEBUGFS_REG(PHY_CONN_RATE),
+ HISI_SAS_DEBUGFS_REG(ITCT_CLR),
+ HISI_SAS_DEBUGFS_REG(IO_SATA_BROKEN_MSG_ADDR_LO),
+ HISI_SAS_DEBUGFS_REG(IO_SATA_BROKEN_MSG_ADDR_HI),
+ HISI_SAS_DEBUGFS_REG(SATA_INITI_D2H_STORE_ADDR_LO),
+ HISI_SAS_DEBUGFS_REG(SATA_INITI_D2H_STORE_ADDR_HI),
+ HISI_SAS_DEBUGFS_REG(CFG_MAX_TAG),
+ HISI_SAS_DEBUGFS_REG(HGC_SAS_TX_OPEN_FAIL_RETRY_CTRL),
+ HISI_SAS_DEBUGFS_REG(HGC_SAS_TXFAIL_RETRY_CTRL),
+ HISI_SAS_DEBUGFS_REG(HGC_GET_ITV_TIME),
+ HISI_SAS_DEBUGFS_REG(DEVICE_MSG_WORK_MODE),
+ HISI_SAS_DEBUGFS_REG(OPENA_WT_CONTI_TIME),
+ HISI_SAS_DEBUGFS_REG(I_T_NEXUS_LOSS_TIME),
+ HISI_SAS_DEBUGFS_REG(MAX_CON_TIME_LIMIT_TIME),
+ HISI_SAS_DEBUGFS_REG(BUS_INACTIVE_LIMIT_TIME),
+ HISI_SAS_DEBUGFS_REG(REJECT_TO_OPEN_LIMIT_TIME),
+ HISI_SAS_DEBUGFS_REG(CQ_INT_CONVERGE_EN),
+ HISI_SAS_DEBUGFS_REG(CFG_AGING_TIME),
+ HISI_SAS_DEBUGFS_REG(HGC_DFX_CFG2),
+ HISI_SAS_DEBUGFS_REG(CFG_ABT_SET_QUERY_IPTT),
+ HISI_SAS_DEBUGFS_REG(CFG_ABT_SET_IPTT_DONE),
+ HISI_SAS_DEBUGFS_REG(HGC_IOMB_PROC1_STATUS),
+ HISI_SAS_DEBUGFS_REG(CHNL_INT_STATUS),
+ HISI_SAS_DEBUGFS_REG(HGC_AXI_FIFO_ERR_INFO),
+ HISI_SAS_DEBUGFS_REG(INT_COAL_EN),
+ HISI_SAS_DEBUGFS_REG(OQ_INT_COAL_TIME),
+ HISI_SAS_DEBUGFS_REG(OQ_INT_COAL_CNT),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_COAL_TIME),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_COAL_CNT),
+ HISI_SAS_DEBUGFS_REG(OQ_INT_SRC),
+ HISI_SAS_DEBUGFS_REG(OQ_INT_SRC_MSK),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_SRC1),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_SRC2),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_SRC3),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_SRC_MSK1),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_SRC_MSK2),
+ HISI_SAS_DEBUGFS_REG(ENT_INT_SRC_MSK3),
+ HISI_SAS_DEBUGFS_REG(CHNL_PHYUPDOWN_INT_MSK),
+ HISI_SAS_DEBUGFS_REG(CHNL_ENT_INT_MSK),
+ HISI_SAS_DEBUGFS_REG(HGC_COM_INT_MSK),
+ HISI_SAS_DEBUGFS_REG(SAS_ECC_INTR),
+ HISI_SAS_DEBUGFS_REG(SAS_ECC_INTR_MSK),
+ HISI_SAS_DEBUGFS_REG(HGC_ERR_STAT_EN),
+ HISI_SAS_DEBUGFS_REG(CQE_SEND_CNT),
+ HISI_SAS_DEBUGFS_REG(DLVRY_Q_0_DEPTH),
+ HISI_SAS_DEBUGFS_REG(DLVRY_Q_0_WR_PTR),
+ HISI_SAS_DEBUGFS_REG(DLVRY_Q_0_RD_PTR),
+ HISI_SAS_DEBUGFS_REG(HYPER_STREAM_ID_EN_CFG),
+ HISI_SAS_DEBUGFS_REG(OQ0_INT_SRC_MSK),
+ HISI_SAS_DEBUGFS_REG(COMPL_Q_0_DEPTH),
+ HISI_SAS_DEBUGFS_REG(COMPL_Q_0_WR_PTR),
+ HISI_SAS_DEBUGFS_REG(COMPL_Q_0_RD_PTR),
+ HISI_SAS_DEBUGFS_REG(AWQOS_AWCACHE_CFG),
+ HISI_SAS_DEBUGFS_REG(ARQOS_ARCACHE_CFG),
+ HISI_SAS_DEBUGFS_REG(HILINK_ERR_DFX),
+ HISI_SAS_DEBUGFS_REG(SAS_GPIO_CFG_0),
+ HISI_SAS_DEBUGFS_REG(SAS_GPIO_CFG_1),
+ HISI_SAS_DEBUGFS_REG(SAS_GPIO_TX_0_1),
+ HISI_SAS_DEBUGFS_REG(SAS_CFG_DRIVE_VLD),
+ {}
+};
+
+static const struct hisi_sas_debugfs_reg debugfs_global_reg = {
+ .lu = debugfs_global_reg_lu,
+ .count = 0x800,
+ .read_global_reg = hisi_sas_read32,
+};
+
+static const struct hisi_sas_debugfs_reg_lu debugfs_axi_reg_lu[] = {
+ HISI_SAS_DEBUGFS_REG(AM_CFG_MAX_TRANS),
+ HISI_SAS_DEBUGFS_REG(AM_CFG_SINGLE_PORT_MAX_TRANS),
+ HISI_SAS_DEBUGFS_REG(AXI_CFG),
+ HISI_SAS_DEBUGFS_REG(AM_ROB_ECC_ERR_ADDR),
+ {}
+};
+
+static const struct hisi_sas_debugfs_reg debugfs_axi_reg = {
+ .lu = debugfs_axi_reg_lu,
+ .count = 0x61,
+ .base_off = AXI_MASTER_CFG_BASE,
+ .read_global_reg = hisi_sas_read32,
+};
+
+static const struct hisi_sas_debugfs_reg_lu debugfs_ras_reg_lu[] = {
+ HISI_SAS_DEBUGFS_REG(SAS_RAS_INTR0),
+ HISI_SAS_DEBUGFS_REG(SAS_RAS_INTR1),
+ HISI_SAS_DEBUGFS_REG(SAS_RAS_INTR0_MASK),
+ HISI_SAS_DEBUGFS_REG(SAS_RAS_INTR1_MASK),
+ HISI_SAS_DEBUGFS_REG(CFG_SAS_RAS_INTR_MASK),
+ HISI_SAS_DEBUGFS_REG(SAS_RAS_INTR2),
+ HISI_SAS_DEBUGFS_REG(SAS_RAS_INTR2_MASK),
+ {}
+};
+
+static const struct hisi_sas_debugfs_reg debugfs_ras_reg = {
+ .lu = debugfs_ras_reg_lu,
+ .count = 0x10,
+ .base_off = RAS_BASE,
+ .read_global_reg = hisi_sas_read32,
+};
+
+static void debugfs_snapshot_prepare_v3_hw(struct hisi_hba *hisi_hba)
+{
+ set_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
+
+ hisi_sas_write32(hisi_hba, DLVRY_QUEUE_ENABLE, 0);
+
+ wait_cmds_complete_timeout_v3_hw(hisi_hba, 100, 5000);
+
+ hisi_sas_sync_irqs(hisi_hba);
+}
+
+static void debugfs_snapshot_restore_v3_hw(struct hisi_hba *hisi_hba)
+{
+ hisi_sas_write32(hisi_hba, DLVRY_QUEUE_ENABLE,
+ (u32)((1ULL << hisi_hba->queue_count) - 1));
+
+ clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
+}
+
+static void read_iost_itct_cache_v3_hw(struct hisi_hba *hisi_hba,
+ enum hisi_sas_debugfs_cache_type type,
+ u32 *cache)
+{
+ u32 cache_dw_size = HISI_SAS_IOST_ITCT_CACHE_DW_SZ *
+ HISI_SAS_IOST_ITCT_CACHE_NUM;
+ struct device *dev = hisi_hba->dev;
+ u32 *buf = cache;
+ u32 i, val;
+
+ hisi_sas_write32(hisi_hba, TAB_RD_TYPE, type);
+
+ for (i = 0; i < HISI_SAS_IOST_ITCT_CACHE_DW_SZ; i++) {
+ val = hisi_sas_read32(hisi_hba, TAB_DFX);
+ if (val == 0xffffffff)
+ break;
+ }
+
+ if (val != 0xffffffff) {
+ dev_err(dev, "Issue occurred in reading IOST/ITCT cache!\n");
+ return;
+ }
+
+ memset(buf, 0, cache_dw_size * 4);
+ buf[0] = val;
+
+ for (i = 1; i < cache_dw_size; i++)
+ buf[i] = hisi_sas_read32(hisi_hba, TAB_DFX);
+}
+
+static void hisi_sas_bist_test_prep_v3_hw(struct hisi_hba *hisi_hba)
+{
+ u32 reg_val;
+ int phy_no = hisi_hba->debugfs_bist_phy_no;
+ int i;
+
+ /* disable PHY */
+ hisi_sas_phy_enable(hisi_hba, phy_no, 0);
+
+ /* update FFE */
+ for (i = 0; i < FFE_CFG_MAX; i++)
+ hisi_sas_phy_write32(hisi_hba, phy_no, TXDEEMPH_G1 + (i * 0x4),
+ hisi_hba->debugfs_bist_ffe[phy_no][i]);
+
+ /* disable ALOS */
+ reg_val = hisi_sas_phy_read32(hisi_hba, phy_no, SERDES_CFG);
+ reg_val |= CFG_ALOS_CHK_DISABLE_MSK;
+ hisi_sas_phy_write32(hisi_hba, phy_no, SERDES_CFG, reg_val);
+}
+
+static void hisi_sas_bist_test_restore_v3_hw(struct hisi_hba *hisi_hba)
+{
+ u32 reg_val;
+ int phy_no = hisi_hba->debugfs_bist_phy_no;
+
+ /* disable loopback */
+ reg_val = hisi_sas_phy_read32(hisi_hba, phy_no, SAS_PHY_BIST_CTRL);
+ reg_val &= ~(CFG_RX_BIST_EN_MSK | CFG_TX_BIST_EN_MSK |
+ CFG_BIST_TEST_MSK);
+ hisi_sas_phy_write32(hisi_hba, phy_no, SAS_PHY_BIST_CTRL, reg_val);
+
+ /* enable ALOS */
+ reg_val = hisi_sas_phy_read32(hisi_hba, phy_no, SERDES_CFG);
+ reg_val &= ~CFG_ALOS_CHK_DISABLE_MSK;
+ hisi_sas_phy_write32(hisi_hba, phy_no, SERDES_CFG, reg_val);
+
+ /* restore the linkrate */
+ reg_val = hisi_sas_phy_read32(hisi_hba, phy_no, PROG_PHY_LINK_RATE);
+ /* init OOB link rate as 1.5 Gbits */
+ reg_val &= ~CFG_PROG_OOB_PHY_LINK_RATE_MSK;
+ reg_val |= (0x8 << CFG_PROG_OOB_PHY_LINK_RATE_OFF);
+ hisi_sas_phy_write32(hisi_hba, phy_no, PROG_PHY_LINK_RATE, reg_val);
+
+ /* enable PHY */
+ hisi_sas_phy_enable(hisi_hba, phy_no, 1);
+}
+
+#define SAS_PHY_BIST_CODE_INIT 0x1
+#define SAS_PHY_BIST_CODE1_INIT 0X80
+static int debugfs_set_bist_v3_hw(struct hisi_hba *hisi_hba, bool enable)
+{
+ u32 reg_val, mode_tmp;
+ u32 linkrate = hisi_hba->debugfs_bist_linkrate;
+ u32 phy_no = hisi_hba->debugfs_bist_phy_no;
+ u32 *ffe = hisi_hba->debugfs_bist_ffe[phy_no];
+ u32 code_mode = hisi_hba->debugfs_bist_code_mode;
+ u32 path_mode = hisi_hba->debugfs_bist_mode;
+ u32 *fix_code = &hisi_hba->debugfs_bist_fixed_code[0];
+ struct device *dev = hisi_hba->dev;
+
+ dev_info(dev, "BIST info:phy%d link_rate=%d code_mode=%d path_mode=%d ffe={0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x} fixed_code={0x%x, 0x%x}\n",
+ phy_no, linkrate, code_mode, path_mode,
+ ffe[FFE_SAS_1_5_GBPS], ffe[FFE_SAS_3_0_GBPS],
+ ffe[FFE_SAS_6_0_GBPS], ffe[FFE_SAS_12_0_GBPS],
+ ffe[FFE_SATA_1_5_GBPS], ffe[FFE_SATA_3_0_GBPS],
+ ffe[FFE_SATA_6_0_GBPS], fix_code[FIXED_CODE],
+ fix_code[FIXED_CODE_1]);
+ mode_tmp = path_mode ? 2 : 1;
+ if (enable) {
+ /* some preparations before bist test */
+ hisi_sas_bist_test_prep_v3_hw(hisi_hba);
+
+ /* set linkrate of bit test*/
+ reg_val = hisi_sas_phy_read32(hisi_hba, phy_no,
+ PROG_PHY_LINK_RATE);
+ reg_val &= ~CFG_PROG_OOB_PHY_LINK_RATE_MSK;
+ reg_val |= (linkrate << CFG_PROG_OOB_PHY_LINK_RATE_OFF);
+ hisi_sas_phy_write32(hisi_hba, phy_no, PROG_PHY_LINK_RATE,
+ reg_val);
+
+ /* set code mode of bit test */
+ reg_val = hisi_sas_phy_read32(hisi_hba, phy_no,
+ SAS_PHY_BIST_CTRL);
+ reg_val &= ~(CFG_BIST_MODE_SEL_MSK | CFG_LOOP_TEST_MODE_MSK |
+ CFG_RX_BIST_EN_MSK | CFG_TX_BIST_EN_MSK |
+ CFG_BIST_TEST_MSK);
+ reg_val |= ((code_mode << CFG_BIST_MODE_SEL_OFF) |
+ (mode_tmp << CFG_LOOP_TEST_MODE_OFF) |
+ CFG_BIST_TEST_MSK);
+ hisi_sas_phy_write32(hisi_hba, phy_no, SAS_PHY_BIST_CTRL,
+ reg_val);
+
+ /* set the bist init value */
+ if (code_mode == HISI_SAS_BIST_CODE_MODE_FIXED_DATA) {
+ reg_val = hisi_hba->debugfs_bist_fixed_code[0];
+ hisi_sas_phy_write32(hisi_hba, phy_no,
+ SAS_PHY_BIST_CODE, reg_val);
+
+ reg_val = hisi_hba->debugfs_bist_fixed_code[1];
+ hisi_sas_phy_write32(hisi_hba, phy_no,
+ SAS_PHY_BIST_CODE1, reg_val);
+ } else {
+ hisi_sas_phy_write32(hisi_hba, phy_no,
+ SAS_PHY_BIST_CODE,
+ SAS_PHY_BIST_CODE_INIT);
+ hisi_sas_phy_write32(hisi_hba, phy_no,
+ SAS_PHY_BIST_CODE1,
+ SAS_PHY_BIST_CODE1_INIT);
+ }
+
+ mdelay(100);
+ reg_val |= (CFG_RX_BIST_EN_MSK | CFG_TX_BIST_EN_MSK);
+ hisi_sas_phy_write32(hisi_hba, phy_no, SAS_PHY_BIST_CTRL,
+ reg_val);
+
+ /* clear error bit */
+ mdelay(100);
+ hisi_sas_phy_read32(hisi_hba, phy_no, SAS_BIST_ERR_CNT);
+ } else {
+ /* disable bist test and recover it */
+ hisi_hba->debugfs_bist_cnt += hisi_sas_phy_read32(hisi_hba,
+ phy_no, SAS_BIST_ERR_CNT);
+ hisi_sas_bist_test_restore_v3_hw(hisi_hba);
+ }
+
+ return 0;
+}
+
+static int hisi_sas_map_queues(struct Scsi_Host *shost)
+{
+ struct hisi_hba *hisi_hba = shost_priv(shost);
+ struct blk_mq_queue_map *qmap = &shost->tag_set.map[HCTX_TYPE_DEFAULT];
+
+ return blk_mq_pci_map_queues(qmap, hisi_hba->pci_dev,
+ BASE_VECTORS_V3_HW);
}
static struct scsi_host_template sht_v3_hw = {
.name = DRV_NAME,
+ .proc_name = DRV_NAME,
.module = THIS_MODULE,
.queuecommand = sas_queuecommand,
+ .dma_need_drain = ata_scsi_dma_need_drain,
.target_alloc = sas_target_alloc,
- .slave_configure = hisi_sas_slave_configure,
+ .slave_configure = slave_configure_v3_hw,
.scan_finished = hisi_sas_scan_finished,
.scan_start = hisi_sas_scan_start,
+ .map_queues = hisi_sas_map_queues,
.change_queue_depth = sas_change_queue_depth,
.bios_param = sas_bios_param,
- .can_queue = 1,
.this_id = -1,
- .sg_tablesize = SG_ALL,
+ .sg_tablesize = HISI_SAS_SGE_PAGE_CNT,
+ .sg_prot_tablesize = HISI_SAS_SGE_PAGE_CNT,
.max_sectors = SCSI_DEFAULT_MAX_SECTORS,
- .use_clustering = ENABLE_CLUSTERING,
.eh_device_reset_handler = sas_eh_device_reset_handler,
.eh_target_reset_handler = sas_eh_target_reset_handler,
.slave_alloc = sas_slave_alloc,
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
- .shost_attrs = host_attrs,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = sas_ioctl,
+#endif
+ .shost_attrs = host_attrs_v3_hw,
+ .tag_alloc_policy = BLK_TAG_ALLOC_RR,
+ .host_reset = hisi_sas_host_reset,
+ .host_tagset = 1,
};
static const struct hisi_sas_hw hisi_sas_v3_hw = {
.hw_init = hisi_sas_v3_init,
.setup_itct = setup_itct_v3_hw,
- .max_command_entries = HISI_SAS_COMMAND_ENTRIES_V3_HW,
.get_wideport_bitmap = get_wideport_bitmap_v3_hw,
.complete_hdr_size = sizeof(struct hisi_sas_complete_v3_hdr),
.clear_itct = clear_itct_v3_hw,
@@ -2133,9 +3158,7 @@
.prep_smp = prep_smp_v3_hw,
.prep_stp = prep_ata_v3_hw,
.prep_abort = prep_abort_v3_hw,
- .get_free_slot = get_free_slot_v3_hw,
.start_delivery = start_delivery_v3_hw,
- .slot_complete = slot_complete_v3_hw,
.phys_init = phys_init_v3_hw,
.phy_start = start_phy_v3_hw,
.phy_disable = disable_phy_v3_hw,
@@ -2148,6 +3171,14 @@
.get_events = phy_get_events_v3_hw,
.write_gpio = write_gpio_v3_hw,
.wait_cmds_complete_timeout = wait_cmds_complete_timeout_v3_hw,
+ .debugfs_reg_array[DEBUGFS_GLOBAL] = &debugfs_global_reg,
+ .debugfs_reg_array[DEBUGFS_AXI] = &debugfs_axi_reg,
+ .debugfs_reg_array[DEBUGFS_RAS] = &debugfs_ras_reg,
+ .debugfs_reg_port = &debugfs_port_reg,
+ .snapshot_prepare = debugfs_snapshot_prepare_v3_hw,
+ .snapshot_restore = debugfs_snapshot_restore_v3_hw,
+ .read_iost_itct_cache = read_iost_itct_cache_v3_hw,
+ .set_bist = debugfs_set_bist_v3_hw,
};
static struct Scsi_Host *
@@ -2165,18 +3196,23 @@
hisi_hba = shost_priv(shost);
INIT_WORK(&hisi_hba->rst_work, hisi_sas_rst_work_handler);
+ INIT_WORK(&hisi_hba->debugfs_work, hisi_sas_debugfs_work_handler);
hisi_hba->hw = &hisi_sas_v3_hw;
hisi_hba->pci_dev = pdev;
hisi_hba->dev = dev;
hisi_hba->shost = shost;
SHOST_TO_SAS_HA(shost) = &hisi_hba->sha;
- timer_setup(&hisi_hba->timer, NULL, 0);
+ if (prot_mask & ~HISI_SAS_PROT_MASK)
+ dev_err(dev, "unsupported protection mask 0x%x, using default (0x0)\n",
+ prot_mask);
+ else
+ hisi_hba->prot_mask = prot_mask;
if (hisi_sas_get_fw_info(hisi_hba) < 0)
goto err_out;
- if (hisi_sas_alloc(hisi_hba, shost)) {
+ if (hisi_sas_alloc(hisi_hba)) {
hisi_sas_free(hisi_hba);
goto err_out;
}
@@ -2209,14 +3245,13 @@
if (rc)
goto err_out_disable_device;
- if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) ||
- (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) {
- if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) ||
- (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0)) {
- dev_err(dev, "No usable DMA addressing method\n");
- rc = -EIO;
- goto err_out_regions;
- }
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ if (rc)
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_err(dev, "No usable DMA addressing method\n");
+ rc = -ENODEV;
+ goto err_out_regions;
}
shost = hisi_sas_shost_alloc_pci(pdev);
@@ -2231,7 +3266,7 @@
hisi_hba->regs = pcim_iomap(pdev, 5, 0);
if (!hisi_hba->regs) {
- dev_err(dev, "cannot map register.\n");
+ dev_err(dev, "cannot map register\n");
rc = -ENOMEM;
goto err_out_ha;
}
@@ -2255,25 +3290,39 @@
shost->max_lun = ~0;
shost->max_channel = 1;
shost->max_cmd_len = 16;
- shost->sg_tablesize = min_t(u16, SG_ALL, HISI_SAS_SGE_PAGE_CNT);
- shost->can_queue = hisi_hba->hw->max_command_entries;
- shost->cmd_per_lun = hisi_hba->hw->max_command_entries;
+ shost->can_queue = HISI_SAS_UNRESERVED_IPTT;
+ shost->cmd_per_lun = HISI_SAS_UNRESERVED_IPTT;
sha->sas_ha_name = DRV_NAME;
sha->dev = dev;
sha->lldd_module = THIS_MODULE;
sha->sas_addr = &hisi_hba->sas_addr[0];
sha->num_phys = hisi_hba->n_phy;
- sha->core.shost = hisi_hba->shost;
for (i = 0; i < hisi_hba->n_phy; i++) {
sha->sas_phy[i] = &hisi_hba->phy[i].sas_phy;
sha->sas_port[i] = &hisi_hba->port[i].sas_port;
}
+ if (hisi_hba->prot_mask) {
+ dev_info(dev, "Registering for DIF/DIX prot_mask=0x%x\n",
+ prot_mask);
+ scsi_host_set_prot(hisi_hba->shost, prot_mask);
+ if (hisi_hba->prot_mask & HISI_SAS_DIX_PROT_MASK)
+ scsi_host_set_guard(hisi_hba->shost,
+ SHOST_DIX_GUARD_CRC);
+ }
+
+ if (hisi_sas_debugfs_enable)
+ hisi_sas_debugfs_init(hisi_hba);
+
+ rc = interrupt_preinit_v3_hw(hisi_hba);
+ if (rc)
+ goto err_out_debugfs;
+ dev_err(dev, "%d hw queues\n", shost->nr_hw_queues);
rc = scsi_add_host(shost, dev);
if (rc)
- goto err_out_ha;
+ goto err_out_debugfs;
rc = sas_register_ha(sha);
if (rc)
@@ -2285,11 +3334,25 @@
scsi_scan_host(shost);
+ /*
+ * For the situation that there are ATA disks connected with SAS
+ * controller, it additionally creates ata_port which will affect the
+ * child_count of hisi_hba->dev. Even if suspended all the disks,
+ * ata_port is still and the child_count of hisi_hba->dev is not 0.
+ * So use pm_suspend_ignore_children() to ignore the effect to
+ * hisi_hba->dev.
+ */
+ pm_suspend_ignore_children(dev, true);
+ pm_runtime_put_noidle(&pdev->dev);
+
return 0;
err_out_register_ha:
scsi_remove_host(shost);
+err_out_debugfs:
+ hisi_sas_debugfs_exit(hisi_hba);
err_out_ha:
+ hisi_sas_free(hisi_hba);
scsi_host_put(shost);
err_out_regions:
pci_release_regions(pdev);
@@ -2304,15 +3367,15 @@
{
int i;
- free_irq(pci_irq_vector(pdev, 1), hisi_hba);
- free_irq(pci_irq_vector(pdev, 2), hisi_hba);
- free_irq(pci_irq_vector(pdev, 11), hisi_hba);
- for (i = 0; i < hisi_hba->queue_count; i++) {
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, 1), hisi_hba);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, 2), hisi_hba);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, 11), hisi_hba);
+ for (i = 0; i < hisi_hba->cq_nvecs; i++) {
struct hisi_sas_cq *cq = &hisi_hba->cq[i];
+ int nr = hisi_sas_intr_conv ? 16 : 16 + i;
- free_irq(pci_irq_vector(pdev, i+16), cq);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, nr), cq);
}
- pci_free_irq_vectors(pdev);
}
static void hisi_sas_v3_remove(struct pci_dev *pdev)
@@ -2322,6 +3385,7 @@
struct hisi_hba *hisi_hba = sha->lldd_ha;
struct Scsi_Host *shost = sha->core.shost;
+ pm_runtime_get_noresume(dev);
if (timer_pending(&hisi_hba->timer))
del_timer(&hisi_hba->timer);
@@ -2329,166 +3393,11 @@
sas_remove_host(sha->core.shost);
hisi_sas_v3_destroy_irqs(pdev, hisi_hba);
- hisi_sas_kill_tasklets(hisi_hba);
pci_release_regions(pdev);
pci_disable_device(pdev);
hisi_sas_free(hisi_hba);
+ hisi_sas_debugfs_exit(hisi_hba);
scsi_host_put(shost);
-}
-
-static const struct hisi_sas_hw_error sas_ras_intr0_nfe[] = {
- { .irq_msk = BIT(19), .msg = "HILINK_INT" },
- { .irq_msk = BIT(20), .msg = "HILINK_PLL0_OUT_OF_LOCK" },
- { .irq_msk = BIT(21), .msg = "HILINK_PLL1_OUT_OF_LOCK" },
- { .irq_msk = BIT(22), .msg = "HILINK_LOSS_OF_REFCLK0" },
- { .irq_msk = BIT(23), .msg = "HILINK_LOSS_OF_REFCLK1" },
- { .irq_msk = BIT(24), .msg = "DMAC0_TX_POISON" },
- { .irq_msk = BIT(25), .msg = "DMAC1_TX_POISON" },
- { .irq_msk = BIT(26), .msg = "DMAC2_TX_POISON" },
- { .irq_msk = BIT(27), .msg = "DMAC3_TX_POISON" },
- { .irq_msk = BIT(28), .msg = "DMAC4_TX_POISON" },
- { .irq_msk = BIT(29), .msg = "DMAC5_TX_POISON" },
- { .irq_msk = BIT(30), .msg = "DMAC6_TX_POISON" },
- { .irq_msk = BIT(31), .msg = "DMAC7_TX_POISON" },
-};
-
-static const struct hisi_sas_hw_error sas_ras_intr1_nfe[] = {
- { .irq_msk = BIT(0), .msg = "RXM_CFG_MEM3_ECC2B_INTR" },
- { .irq_msk = BIT(1), .msg = "RXM_CFG_MEM2_ECC2B_INTR" },
- { .irq_msk = BIT(2), .msg = "RXM_CFG_MEM1_ECC2B_INTR" },
- { .irq_msk = BIT(3), .msg = "RXM_CFG_MEM0_ECC2B_INTR" },
- { .irq_msk = BIT(4), .msg = "HGC_CQE_ECC2B_INTR" },
- { .irq_msk = BIT(5), .msg = "LM_CFG_IOSTL_ECC2B_INTR" },
- { .irq_msk = BIT(6), .msg = "LM_CFG_ITCTL_ECC2B_INTR" },
- { .irq_msk = BIT(7), .msg = "HGC_ITCT_ECC2B_INTR" },
- { .irq_msk = BIT(8), .msg = "HGC_IOST_ECC2B_INTR" },
- { .irq_msk = BIT(9), .msg = "HGC_DQE_ECC2B_INTR" },
- { .irq_msk = BIT(10), .msg = "DMAC0_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(11), .msg = "DMAC1_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(12), .msg = "DMAC2_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(13), .msg = "DMAC3_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(14), .msg = "DMAC4_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(15), .msg = "DMAC5_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(16), .msg = "DMAC6_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(17), .msg = "DMAC7_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(18), .msg = "OOO_RAM_ECC2B_INTR" },
- { .irq_msk = BIT(20), .msg = "HGC_DQE_POISON_INTR" },
- { .irq_msk = BIT(21), .msg = "HGC_IOST_POISON_INTR" },
- { .irq_msk = BIT(22), .msg = "HGC_ITCT_POISON_INTR" },
- { .irq_msk = BIT(23), .msg = "HGC_ITCT_NCQ_POISON_INTR" },
- { .irq_msk = BIT(24), .msg = "DMAC0_RX_POISON" },
- { .irq_msk = BIT(25), .msg = "DMAC1_RX_POISON" },
- { .irq_msk = BIT(26), .msg = "DMAC2_RX_POISON" },
- { .irq_msk = BIT(27), .msg = "DMAC3_RX_POISON" },
- { .irq_msk = BIT(28), .msg = "DMAC4_RX_POISON" },
- { .irq_msk = BIT(29), .msg = "DMAC5_RX_POISON" },
- { .irq_msk = BIT(30), .msg = "DMAC6_RX_POISON" },
- { .irq_msk = BIT(31), .msg = "DMAC7_RX_POISON" },
-};
-
-static const struct hisi_sas_hw_error sas_ras_intr2_nfe[] = {
- { .irq_msk = BIT(0), .msg = "DMAC0_AXI_BUS_ERR" },
- { .irq_msk = BIT(1), .msg = "DMAC1_AXI_BUS_ERR" },
- { .irq_msk = BIT(2), .msg = "DMAC2_AXI_BUS_ERR" },
- { .irq_msk = BIT(3), .msg = "DMAC3_AXI_BUS_ERR" },
- { .irq_msk = BIT(4), .msg = "DMAC4_AXI_BUS_ERR" },
- { .irq_msk = BIT(5), .msg = "DMAC5_AXI_BUS_ERR" },
- { .irq_msk = BIT(6), .msg = "DMAC6_AXI_BUS_ERR" },
- { .irq_msk = BIT(7), .msg = "DMAC7_AXI_BUS_ERR" },
- { .irq_msk = BIT(8), .msg = "DMAC0_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(9), .msg = "DMAC1_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(10), .msg = "DMAC2_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(11), .msg = "DMAC3_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(12), .msg = "DMAC4_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(13), .msg = "DMAC5_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(14), .msg = "DMAC6_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(15), .msg = "DMAC7_FIFO_OMIT_ERR" },
- { .irq_msk = BIT(16), .msg = "HGC_RLSE_SLOT_UNMATCH" },
- { .irq_msk = BIT(17), .msg = "HGC_LM_ADD_FCH_LIST_ERR" },
- { .irq_msk = BIT(18), .msg = "HGC_AXI_BUS_ERR" },
- { .irq_msk = BIT(19), .msg = "HGC_FIFO_OMIT_ERR" },
-};
-
-static bool process_non_fatal_error_v3_hw(struct hisi_hba *hisi_hba)
-{
- struct device *dev = hisi_hba->dev;
- const struct hisi_sas_hw_error *ras_error;
- bool need_reset = false;
- u32 irq_value;
- int i;
-
- irq_value = hisi_sas_read32(hisi_hba, SAS_RAS_INTR0);
- for (i = 0; i < ARRAY_SIZE(sas_ras_intr0_nfe); i++) {
- ras_error = &sas_ras_intr0_nfe[i];
- if (ras_error->irq_msk & irq_value) {
- dev_warn(dev, "SAS_RAS_INTR0: %s(irq_value=0x%x) found.\n",
- ras_error->msg, irq_value);
- need_reset = true;
- }
- }
- hisi_sas_write32(hisi_hba, SAS_RAS_INTR0, irq_value);
-
- irq_value = hisi_sas_read32(hisi_hba, SAS_RAS_INTR1);
- for (i = 0; i < ARRAY_SIZE(sas_ras_intr1_nfe); i++) {
- ras_error = &sas_ras_intr1_nfe[i];
- if (ras_error->irq_msk & irq_value) {
- dev_warn(dev, "SAS_RAS_INTR1: %s(irq_value=0x%x) found.\n",
- ras_error->msg, irq_value);
- need_reset = true;
- }
- }
- hisi_sas_write32(hisi_hba, SAS_RAS_INTR1, irq_value);
-
- irq_value = hisi_sas_read32(hisi_hba, SAS_RAS_INTR2);
- for (i = 0; i < ARRAY_SIZE(sas_ras_intr2_nfe); i++) {
- ras_error = &sas_ras_intr2_nfe[i];
- if (ras_error->irq_msk & irq_value) {
- dev_warn(dev, "SAS_RAS_INTR2: %s(irq_value=0x%x) found.\n",
- ras_error->msg, irq_value);
- need_reset = true;
- }
- }
- hisi_sas_write32(hisi_hba, SAS_RAS_INTR2, irq_value);
-
- return need_reset;
-}
-
-static pci_ers_result_t hisi_sas_error_detected_v3_hw(struct pci_dev *pdev,
- pci_channel_state_t state)
-{
- struct sas_ha_struct *sha = pci_get_drvdata(pdev);
- struct hisi_hba *hisi_hba = sha->lldd_ha;
- struct device *dev = hisi_hba->dev;
-
- dev_info(dev, "PCI error: detected callback, state(%d)!!\n", state);
- if (state == pci_channel_io_perm_failure)
- return PCI_ERS_RESULT_DISCONNECT;
-
- if (process_non_fatal_error_v3_hw(hisi_hba))
- return PCI_ERS_RESULT_NEED_RESET;
-
- return PCI_ERS_RESULT_CAN_RECOVER;
-}
-
-static pci_ers_result_t hisi_sas_mmio_enabled_v3_hw(struct pci_dev *pdev)
-{
- return PCI_ERS_RESULT_RECOVERED;
-}
-
-static pci_ers_result_t hisi_sas_slot_reset_v3_hw(struct pci_dev *pdev)
-{
- struct sas_ha_struct *sha = pci_get_drvdata(pdev);
- struct hisi_hba *hisi_hba = sha->lldd_ha;
- struct device *dev = hisi_hba->dev;
- HISI_SAS_DECLARE_RST_WORK_ON_STACK(r);
-
- dev_info(dev, "PCI error: slot reset callback!!\n");
- queue_work(hisi_hba->wq, &r.work);
- wait_for_completion(r.completion);
- if (r.done)
- return PCI_ERS_RESULT_RECOVERED;
-
- return PCI_ERS_RESULT_DISCONNECT;
}
static void hisi_sas_reset_prepare_v3_hw(struct pci_dev *pdev)
@@ -2531,13 +3440,14 @@
hip08,
};
-static int hisi_sas_v3_suspend(struct pci_dev *pdev, pm_message_t state)
+static int _suspend_v3_hw(struct device *device)
{
+ struct pci_dev *pdev = to_pci_dev(device);
struct sas_ha_struct *sha = pci_get_drvdata(pdev);
struct hisi_hba *hisi_hba = sha->lldd_ha;
struct device *dev = hisi_hba->dev;
struct Scsi_Host *shost = hisi_hba->shost;
- u32 device_state;
+ pci_power_t device_state;
int rc;
if (!pdev->pm_cap) {
@@ -2563,7 +3473,7 @@
hisi_sas_init_mem(hisi_hba);
- device_state = pci_choose_state(pdev, state);
+ device_state = pci_choose_state(pdev, PMSG_SUSPEND);
dev_warn(dev, "entering operating state [D%d]\n",
device_state);
pci_save_state(pdev);
@@ -2576,35 +3486,71 @@
return 0;
}
-static int hisi_sas_v3_resume(struct pci_dev *pdev)
+static int _resume_v3_hw(struct device *device)
{
+ struct pci_dev *pdev = to_pci_dev(device);
struct sas_ha_struct *sha = pci_get_drvdata(pdev);
struct hisi_hba *hisi_hba = sha->lldd_ha;
struct Scsi_Host *shost = hisi_hba->shost;
struct device *dev = hisi_hba->dev;
unsigned int rc;
- u32 device_state = pdev->current_state;
+ pci_power_t device_state = pdev->current_state;
dev_warn(dev, "resuming from operating state [D%d]\n",
- device_state);
+ device_state);
pci_set_power_state(pdev, PCI_D0);
pci_enable_wake(pdev, PCI_D0, 0);
pci_restore_state(pdev);
rc = pci_enable_device(pdev);
- if (rc)
+ if (rc) {
dev_err(dev, "enable device failed during resume (%d)\n", rc);
+ return rc;
+ }
pci_set_master(pdev);
scsi_unblock_requests(shost);
clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
sas_prep_resume_ha(sha);
- init_reg_v3_hw(hisi_hba);
+ rc = hw_init_v3_hw(hisi_hba);
+ if (rc) {
+ scsi_remove_host(shost);
+ pci_disable_device(pdev);
+ return rc;
+ }
hisi_hba->hw->phys_init(hisi_hba);
sas_resume_ha(sha);
clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
return 0;
+}
+
+static int suspend_v3_hw(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct sas_ha_struct *sha = pci_get_drvdata(pdev);
+ struct hisi_hba *hisi_hba = sha->lldd_ha;
+ int rc;
+
+ set_bit(HISI_SAS_PM_BIT, &hisi_hba->flags);
+
+ rc = _suspend_v3_hw(device);
+ if (rc)
+ clear_bit(HISI_SAS_PM_BIT, &hisi_hba->flags);
+
+ return rc;
+}
+
+static int resume_v3_hw(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct sas_ha_struct *sha = pci_get_drvdata(pdev);
+ struct hisi_hba *hisi_hba = sha->lldd_ha;
+ int rc = _resume_v3_hw(device);
+
+ clear_bit(HISI_SAS_PM_BIT, &hisi_hba->flags);
+
+ return rc;
}
static const struct pci_device_id sas_v3_pci_table[] = {
@@ -2614,11 +3560,24 @@
MODULE_DEVICE_TABLE(pci, sas_v3_pci_table);
static const struct pci_error_handlers hisi_sas_err_handler = {
- .error_detected = hisi_sas_error_detected_v3_hw,
- .mmio_enabled = hisi_sas_mmio_enabled_v3_hw,
- .slot_reset = hisi_sas_slot_reset_v3_hw,
.reset_prepare = hisi_sas_reset_prepare_v3_hw,
.reset_done = hisi_sas_reset_done_v3_hw,
+};
+
+static int runtime_suspend_v3_hw(struct device *dev)
+{
+ return suspend_v3_hw(dev);
+}
+
+static int runtime_resume_v3_hw(struct device *dev)
+{
+ return resume_v3_hw(dev);
+}
+
+static const struct dev_pm_ops hisi_sas_v3_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(suspend_v3_hw, resume_v3_hw)
+ SET_RUNTIME_PM_OPS(runtime_suspend_v3_hw,
+ runtime_resume_v3_hw, NULL)
};
static struct pci_driver sas_v3_pci_driver = {
@@ -2626,12 +3585,12 @@
.id_table = sas_v3_pci_table,
.probe = hisi_sas_v3_probe,
.remove = hisi_sas_v3_remove,
- .suspend = hisi_sas_v3_suspend,
- .resume = hisi_sas_v3_resume,
.err_handler = &hisi_sas_err_handler,
+ .driver.pm = &hisi_sas_v3_pm_ops,
};
module_pci_driver(sas_v3_pci_driver);
+module_param_named(intr_conv, hisi_sas_intr_conv, bool, 0444);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("John Garry <john.garry@huawei.com>");
--
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