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-rw-r--r--drivers/scsi/megaraid/megaraid_mbox.c10
-rw-r--r--drivers/scsi/megaraid/megaraid_mm.c3
-rw-r--r--drivers/scsi/megaraid/megaraid_sas.h74
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c447
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fp.c24
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c470
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.h26
7 files changed, 704 insertions, 350 deletions
diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index 3b7abe5ca7f5..e836392b75e8 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -336,7 +336,6 @@ static struct scsi_host_template megaraid_template_g = {
.eh_abort_handler = megaraid_abort_handler,
.eh_host_reset_handler = megaraid_reset_handler,
.change_queue_depth = scsi_change_queue_depth,
- .use_clustering = ENABLE_CLUSTERING,
.no_write_same = 1,
.sdev_attrs = megaraid_sdev_attrs,
.shost_attrs = megaraid_shost_attrs,
@@ -1243,8 +1242,7 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter)
dma_pool_free(raid_dev->sg_pool_handle, sg_pci_blk[i].vaddr,
sg_pci_blk[i].dma_addr);
}
- if (raid_dev->sg_pool_handle)
- dma_pool_destroy(raid_dev->sg_pool_handle);
+ dma_pool_destroy(raid_dev->sg_pool_handle);
epthru_pci_blk = raid_dev->epthru_pool;
@@ -1252,8 +1250,7 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter)
dma_pool_free(raid_dev->epthru_pool_handle,
epthru_pci_blk[i].vaddr, epthru_pci_blk[i].dma_addr);
}
- if (raid_dev->epthru_pool_handle)
- dma_pool_destroy(raid_dev->epthru_pool_handle);
+ dma_pool_destroy(raid_dev->epthru_pool_handle);
mbox_pci_blk = raid_dev->mbox_pool;
@@ -1261,8 +1258,7 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter)
dma_pool_free(raid_dev->mbox_pool_handle,
mbox_pci_blk[i].vaddr, mbox_pci_blk[i].dma_addr);
}
- if (raid_dev->mbox_pool_handle)
- dma_pool_destroy(raid_dev->mbox_pool_handle);
+ dma_pool_destroy(raid_dev->mbox_pool_handle);
return;
}
diff --git a/drivers/scsi/megaraid/megaraid_mm.c b/drivers/scsi/megaraid/megaraid_mm.c
index 8428247015db..3ce837e4b24c 100644
--- a/drivers/scsi/megaraid/megaraid_mm.c
+++ b/drivers/scsi/megaraid/megaraid_mm.c
@@ -1017,8 +1017,7 @@ memalloc_error:
kfree(adapter->kioc_list);
kfree(adapter->mbox_list);
- if (adapter->pthru_dma_pool)
- dma_pool_destroy(adapter->pthru_dma_pool);
+ dma_pool_destroy(adapter->pthru_dma_pool);
kfree(adapter);
diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h
index 67d356d84717..16536c41f0c5 100644
--- a/drivers/scsi/megaraid/megaraid_sas.h
+++ b/drivers/scsi/megaraid/megaraid_sas.h
@@ -2,7 +2,8 @@
* Linux MegaRAID driver for SAS based RAID controllers
*
* Copyright (c) 2003-2013 LSI Corporation
- * Copyright (c) 2013-2014 Avago Technologies
+ * Copyright (c) 2013-2016 Avago Technologies
+ * Copyright (c) 2016-2018 Broadcom Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -19,14 +20,11 @@
*
* FILE: megaraid_sas.h
*
- * Authors: Avago Technologies
- * Kashyap Desai <kashyap.desai@avagotech.com>
- * Sumit Saxena <sumit.saxena@avagotech.com>
+ * Authors: Broadcom Inc.
+ * Kashyap Desai <kashyap.desai@broadcom.com>
+ * Sumit Saxena <sumit.saxena@broadcom.com>
*
- * Send feedback to: megaraidlinux.pdl@avagotech.com
- *
- * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
- * San Jose, California 95131
+ * Send feedback to: megaraidlinux.pdl@broadcom.com
*/
#ifndef LSI_MEGARAID_SAS_H
@@ -35,8 +33,8 @@
/*
* MegaRAID SAS Driver meta data
*/
-#define MEGASAS_VERSION "07.706.03.00-rc1"
-#define MEGASAS_RELDATE "May 21, 2018"
+#define MEGASAS_VERSION "07.707.50.00-rc1"
+#define MEGASAS_RELDATE "December 18, 2018"
/*
* Device IDs
@@ -62,6 +60,10 @@
#define PCI_DEVICE_ID_LSI_TOMCAT 0x0017
#define PCI_DEVICE_ID_LSI_VENTURA_4PORT 0x001B
#define PCI_DEVICE_ID_LSI_CRUSADER_4PORT 0x001C
+#define PCI_DEVICE_ID_LSI_AERO_10E1 0x10e1
+#define PCI_DEVICE_ID_LSI_AERO_10E2 0x10e2
+#define PCI_DEVICE_ID_LSI_AERO_10E5 0x10e5
+#define PCI_DEVICE_ID_LSI_AERO_10E6 0x10e6
/*
* Intel HBA SSDIDs
@@ -142,6 +144,7 @@
* CLR_HANDSHAKE: FW is waiting for HANDSHAKE from BIOS or Driver
* HOTPLUG : Resume from Hotplug
* MFI_STOP_ADP : Send signal to FW to stop processing
+ * MFI_ADP_TRIGGER_SNAP_DUMP: Inform firmware to initiate snap dump
*/
#define WRITE_SEQUENCE_OFFSET (0x0000000FC) /* I20 */
#define HOST_DIAGNOSTIC_OFFSET (0x000000F8) /* I20 */
@@ -158,6 +161,7 @@
#define MFI_RESET_FLAGS MFI_INIT_READY| \
MFI_INIT_MFIMODE| \
MFI_INIT_ABORT
+#define MFI_ADP_TRIGGER_SNAP_DUMP 0x00000100
#define MPI2_IOCINIT_MSGFLAG_RDPQ_ARRAY_MODE (0x01)
/*
@@ -860,8 +864,22 @@ struct megasas_ctrl_prop {
u32 reserved:18;
#endif
} OnOffProperties;
- u8 autoSnapVDSpace;
- u8 viewSpace;
+
+ union {
+ u8 autoSnapVDSpace;
+ u8 viewSpace;
+ struct {
+#if defined(__BIG_ENDIAN_BITFIELD)
+ u16 reserved2:11;
+ u16 enable_snap_dump:1;
+ u16 reserved1:4;
+#else
+ u16 reserved1:4;
+ u16 enable_snap_dump:1;
+ u16 reserved2:11;
+#endif
+ } on_off_properties2;
+ };
__le16 spinDownTime;
u8 reserved[24];
} __packed;
@@ -1485,7 +1503,6 @@ enum FW_BOOT_CONTEXT {
#define MEGASAS_IOCTL_CMD 0
#define MEGASAS_DEFAULT_CMD_TIMEOUT 90
#define MEGASAS_THROTTLE_QUEUE_DEPTH 16
-#define MEGASAS_BLOCKED_CMD_TIMEOUT 60
#define MEGASAS_DEFAULT_TM_TIMEOUT 50
/*
* FW reports the maximum of number of commands that it can accept (maximum
@@ -1544,11 +1561,16 @@ enum FW_BOOT_CONTEXT {
#define MR_CAN_HANDLE_64_BIT_DMA_OFFSET (1 << 25)
+#define MEGASAS_WATCHDOG_THREAD_INTERVAL 1000
+#define MEGASAS_WAIT_FOR_NEXT_DMA_MSECS 20
+#define MEGASAS_WATCHDOG_WAIT_COUNT 50
+
enum MR_ADAPTER_TYPE {
MFI_SERIES = 1,
THUNDERBOLT_SERIES = 2,
INVADER_SERIES = 3,
VENTURA_SERIES = 4,
+ AERO_SERIES = 5,
};
/*
@@ -1588,11 +1610,10 @@ struct megasas_register_set {
u32 reserved_3[3]; /*00A4h*/
- u32 outbound_scratch_pad ; /*00B0h*/
- u32 outbound_scratch_pad_2; /*00B4h*/
- u32 outbound_scratch_pad_3; /*00B8h*/
- u32 outbound_scratch_pad_4; /*00BCh*/
-
+ u32 outbound_scratch_pad_0; /*00B0h*/
+ u32 outbound_scratch_pad_1; /*00B4h*/
+ u32 outbound_scratch_pad_2; /*00B8h*/
+ u32 outbound_scratch_pad_3; /*00BCh*/
u32 inbound_low_queue_port ; /*00C0h*/
@@ -2181,6 +2202,9 @@ struct megasas_instance {
struct MR_LD_TARGETID_LIST *ld_targetid_list_buf;
dma_addr_t ld_targetid_list_buf_h;
+ struct MR_SNAPDUMP_PROPERTIES *snapdump_prop;
+ dma_addr_t snapdump_prop_h;
+
void *crash_buf[MAX_CRASH_DUMP_SIZE];
unsigned int fw_crash_buffer_size;
unsigned int fw_crash_state;
@@ -2250,7 +2274,9 @@ struct megasas_instance {
struct megasas_instance_template *instancet;
struct tasklet_struct isr_tasklet;
struct work_struct work_init;
- struct work_struct crash_init;
+ struct delayed_work fw_fault_work;
+ struct workqueue_struct *fw_fault_work_q;
+ char fault_handler_work_q_name[48];
u8 flag;
u8 unload;
@@ -2310,6 +2336,7 @@ struct megasas_instance {
bool support_nvme_passthru;
u8 task_abort_tmo;
u8 max_reset_tmo;
+ u8 snapdump_wait_time;
};
struct MR_LD_VF_MAP {
u32 size;
@@ -2386,9 +2413,9 @@ struct megasas_instance_template {
void (*enable_intr)(struct megasas_instance *);
void (*disable_intr)(struct megasas_instance *);
- int (*clear_intr)(struct megasas_register_set __iomem *);
+ int (*clear_intr)(struct megasas_instance *);
- u32 (*read_fw_status_reg)(struct megasas_register_set __iomem *);
+ u32 (*read_fw_status_reg)(struct megasas_instance *);
int (*adp_reset)(struct megasas_instance *, \
struct megasas_register_set __iomem *);
int (*check_reset)(struct megasas_instance *, \
@@ -2535,11 +2562,11 @@ void megasas_set_dynamic_target_properties(struct scsi_device *sdev,
bool is_target_prop);
int megasas_get_target_prop(struct megasas_instance *instance,
struct scsi_device *sdev);
+void megasas_get_snapdump_properties(struct megasas_instance *instance);
int megasas_set_crash_dump_params(struct megasas_instance *instance,
u8 crash_buf_state);
void megasas_free_host_crash_buffer(struct megasas_instance *instance);
-void megasas_fusion_crash_dump_wq(struct work_struct *work);
void megasas_return_cmd_fusion(struct megasas_instance *instance,
struct megasas_cmd_fusion *cmd);
@@ -2560,6 +2587,9 @@ int megasas_reset_target_fusion(struct scsi_cmnd *scmd);
u32 mega_mod64(u64 dividend, u32 divisor);
int megasas_alloc_fusion_context(struct megasas_instance *instance);
void megasas_free_fusion_context(struct megasas_instance *instance);
+int megasas_fusion_start_watchdog(struct megasas_instance *instance);
+void megasas_fusion_stop_watchdog(struct megasas_instance *instance);
+
void megasas_set_dma_settings(struct megasas_instance *instance,
struct megasas_dcmd_frame *dcmd,
dma_addr_t dma_addr, u32 dma_len);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 9b90c716f06d..f7bdd783360a 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -2,7 +2,8 @@
* Linux MegaRAID driver for SAS based RAID controllers
*
* Copyright (c) 2003-2013 LSI Corporation
- * Copyright (c) 2013-2014 Avago Technologies
+ * Copyright (c) 2013-2016 Avago Technologies
+ * Copyright (c) 2016-2018 Broadcom Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -17,18 +18,15 @@
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
- * Authors: Avago Technologies
+ * Authors: Broadcom Inc.
* Sreenivas Bagalkote
* Sumant Patro
* Bo Yang
* Adam Radford
- * Kashyap Desai <kashyap.desai@avagotech.com>
- * Sumit Saxena <sumit.saxena@avagotech.com>
+ * Kashyap Desai <kashyap.desai@broadcom.com>
+ * Sumit Saxena <sumit.saxena@broadcom.com>
*
- * Send feedback to: megaraidlinux.pdl@avagotech.com
- *
- * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
- * San Jose, California 95131
+ * Send feedback to: megaraidlinux.pdl@broadcom.com
*/
#include <linux/kernel.h>
@@ -87,8 +85,7 @@ MODULE_PARM_DESC(throttlequeuedepth,
unsigned int resetwaittime = MEGASAS_RESET_WAIT_TIME;
module_param(resetwaittime, int, S_IRUGO);
-MODULE_PARM_DESC(resetwaittime, "Wait time in seconds after I/O timeout "
- "before resetting adapter. Default: 180");
+MODULE_PARM_DESC(resetwaittime, "Wait time in (1-180s) after I/O timeout before resetting adapter. Default: 180s");
int smp_affinity_enable = 1;
module_param(smp_affinity_enable, int, S_IRUGO);
@@ -96,7 +93,7 @@ MODULE_PARM_DESC(smp_affinity_enable, "SMP affinity feature enable/disable Defau
int rdpq_enable = 1;
module_param(rdpq_enable, int, S_IRUGO);
-MODULE_PARM_DESC(rdpq_enable, " Allocate reply queue in chunks for large queue depth enable/disable Default: disable(0)");
+MODULE_PARM_DESC(rdpq_enable, "Allocate reply queue in chunks for large queue depth enable/disable Default: enable(1)");
unsigned int dual_qdepth_disable;
module_param(dual_qdepth_disable, int, S_IRUGO);
@@ -108,8 +105,8 @@ MODULE_PARM_DESC(scmd_timeout, "scsi command timeout (10-90s), default 90s. See
MODULE_LICENSE("GPL");
MODULE_VERSION(MEGASAS_VERSION);
-MODULE_AUTHOR("megaraidlinux.pdl@avagotech.com");
-MODULE_DESCRIPTION("Avago MegaRAID SAS Driver");
+MODULE_AUTHOR("megaraidlinux.pdl@broadcom.com");
+MODULE_DESCRIPTION("Broadcom MegaRAID SAS Driver");
int megasas_transition_to_ready(struct megasas_instance *instance, int ocr);
static int megasas_get_pd_list(struct megasas_instance *instance);
@@ -165,6 +162,10 @@ static struct pci_device_id megasas_pci_table[] = {
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_TOMCAT)},
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_VENTURA_4PORT)},
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_CRUSADER_4PORT)},
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_AERO_10E1)},
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_AERO_10E2)},
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_AERO_10E5)},
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_AERO_10E6)},
{}
};
@@ -189,7 +190,7 @@ void
megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd,
u8 alt_status);
static u32
-megasas_read_fw_status_reg_gen2(struct megasas_register_set __iomem *regs);
+megasas_read_fw_status_reg_gen2(struct megasas_instance *instance);
static int
megasas_adp_reset_gen2(struct megasas_instance *instance,
struct megasas_register_set __iomem *reg_set);
@@ -219,6 +220,28 @@ megasas_free_ctrl_dma_buffers(struct megasas_instance *instance);
static inline void
megasas_init_ctrl_params(struct megasas_instance *instance);
+u32 megasas_readl(struct megasas_instance *instance,
+ const volatile void __iomem *addr)
+{
+ u32 i = 0, ret_val;
+ /*
+ * Due to a HW errata in Aero controllers, reads to certain
+ * Fusion registers could intermittently return all zeroes.
+ * This behavior is transient in nature and subsequent reads will
+ * return valid value. As a workaround in driver, retry readl for
+ * upto three times until a non-zero value is read.
+ */
+ if (instance->adapter_type == AERO_SERIES) {
+ do {
+ ret_val = readl(addr);
+ i++;
+ } while (ret_val == 0 && i < 3);
+ return ret_val;
+ } else {
+ return readl(addr);
+ }
+}
+
/**
* megasas_set_dma_settings - Populate DMA address, length and flags for DCMDs
* @instance: Adapter soft state
@@ -419,19 +442,21 @@ megasas_disable_intr_xscale(struct megasas_instance *instance)
* @regs: MFI register set
*/
static u32
-megasas_read_fw_status_reg_xscale(struct megasas_register_set __iomem * regs)
+megasas_read_fw_status_reg_xscale(struct megasas_instance *instance)
{
- return readl(&(regs)->outbound_msg_0);
+ return readl(&instance->reg_set->outbound_msg_0);
}
/**
* megasas_clear_interrupt_xscale - Check & clear interrupt
* @regs: MFI register set
*/
static int
-megasas_clear_intr_xscale(struct megasas_register_set __iomem * regs)
+megasas_clear_intr_xscale(struct megasas_instance *instance)
{
u32 status;
u32 mfiStatus = 0;
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
/*
* Check if it is our interrupt
@@ -596,9 +621,9 @@ megasas_disable_intr_ppc(struct megasas_instance *instance)
* @regs: MFI register set
*/
static u32
-megasas_read_fw_status_reg_ppc(struct megasas_register_set __iomem * regs)
+megasas_read_fw_status_reg_ppc(struct megasas_instance *instance)
{
- return readl(&(regs)->outbound_scratch_pad);
+ return readl(&instance->reg_set->outbound_scratch_pad_0);
}
/**
@@ -606,9 +631,11 @@ megasas_read_fw_status_reg_ppc(struct megasas_register_set __iomem * regs)
* @regs: MFI register set
*/
static int
-megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs)
+megasas_clear_intr_ppc(struct megasas_instance *instance)
{
u32 status, mfiStatus = 0;
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
/*
* Check if it is our interrupt
@@ -721,9 +748,9 @@ megasas_disable_intr_skinny(struct megasas_instance *instance)
* @regs: MFI register set
*/
static u32
-megasas_read_fw_status_reg_skinny(struct megasas_register_set __iomem *regs)
+megasas_read_fw_status_reg_skinny(struct megasas_instance *instance)
{
- return readl(&(regs)->outbound_scratch_pad);
+ return readl(&instance->reg_set->outbound_scratch_pad_0);
}
/**
@@ -731,10 +758,12 @@ megasas_read_fw_status_reg_skinny(struct megasas_register_set __iomem *regs)
* @regs: MFI register set
*/
static int
-megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs)
+megasas_clear_intr_skinny(struct megasas_instance *instance)
{
u32 status;
u32 mfiStatus = 0;
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
/*
* Check if it is our interrupt
@@ -748,7 +777,7 @@ megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs)
/*
* Check if it is our interrupt
*/
- if ((megasas_read_fw_status_reg_skinny(regs) & MFI_STATE_MASK) ==
+ if ((megasas_read_fw_status_reg_skinny(instance) & MFI_STATE_MASK) ==
MFI_STATE_FAULT) {
mfiStatus = MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE;
} else
@@ -866,9 +895,9 @@ megasas_disable_intr_gen2(struct megasas_instance *instance)
* @regs: MFI register set
*/
static u32
-megasas_read_fw_status_reg_gen2(struct megasas_register_set __iomem *regs)
+megasas_read_fw_status_reg_gen2(struct megasas_instance *instance)
{
- return readl(&(regs)->outbound_scratch_pad);
+ return readl(&instance->reg_set->outbound_scratch_pad_0);
}
/**
@@ -876,10 +905,12 @@ megasas_read_fw_status_reg_gen2(struct megasas_register_set __iomem *regs)
* @regs: MFI register set
*/
static int
-megasas_clear_intr_gen2(struct megasas_register_set __iomem *regs)
+megasas_clear_intr_gen2(struct megasas_instance *instance)
{
u32 status;
u32 mfiStatus = 0;
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
/*
* Check if it is our interrupt
@@ -2079,9 +2110,11 @@ void megaraid_sas_kill_hba(struct megasas_instance *instance)
if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) ||
(instance->adapter_type != MFI_SERIES)) {
- writel(MFI_STOP_ADP, &instance->reg_set->doorbell);
- /* Flush */
- readl(&instance->reg_set->doorbell);
+ if (!instance->requestorId) {
+ writel(MFI_STOP_ADP, &instance->reg_set->doorbell);
+ /* Flush */
+ readl(&instance->reg_set->doorbell);
+ }
if (instance->requestorId && instance->peerIsPresent)
memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS);
} else {
@@ -2682,7 +2715,7 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance)
i = 0;
outstanding = atomic_read(&instance->fw_outstanding);
- fw_state = instance->instancet->read_fw_status_reg(instance->reg_set) & MFI_STATE_MASK;
+ fw_state = instance->instancet->read_fw_status_reg(instance) & MFI_STATE_MASK;
if ((!outstanding && (fw_state == MFI_STATE_OPERATIONAL)))
goto no_outstanding;
@@ -2711,7 +2744,7 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance)
outstanding = atomic_read(&instance->fw_outstanding);
- fw_state = instance->instancet->read_fw_status_reg(instance->reg_set) & MFI_STATE_MASK;
+ fw_state = instance->instancet->read_fw_status_reg(instance) & MFI_STATE_MASK;
if ((!outstanding && (fw_state == MFI_STATE_OPERATIONAL)))
goto no_outstanding;
}
@@ -3186,7 +3219,6 @@ static struct scsi_host_template megasas_template = {
.eh_timed_out = megasas_reset_timer,
.shost_attrs = megaraid_host_attrs,
.bios_param = megasas_bios_param,
- .use_clustering = ENABLE_CLUSTERING,
.change_queue_depth = scsi_change_queue_depth,
.no_write_same = 1,
};
@@ -3278,6 +3310,7 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd,
megasas_complete_int_cmd(instance, cmd);
break;
}
+ /* fall through */
case MFI_CMD_LD_READ:
case MFI_CMD_LD_WRITE:
@@ -3665,9 +3698,8 @@ megasas_deplete_reply_queue(struct megasas_instance *instance,
return IRQ_HANDLED;
}
- if ((mfiStatus = instance->instancet->clear_intr(
- instance->reg_set)
- ) == 0) {
+ mfiStatus = instance->instancet->clear_intr(instance);
+ if (mfiStatus == 0) {
/* Hardware may not set outbound_intr_status in MSI-X mode */
if (!instance->msix_vectors)
return IRQ_NONE;
@@ -3677,7 +3709,7 @@ megasas_deplete_reply_queue(struct megasas_instance *instance,
if ((mfiStatus & MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE)) {
fw_state = instance->instancet->read_fw_status_reg(
- instance->reg_set) & MFI_STATE_MASK;
+ instance) & MFI_STATE_MASK;
if (fw_state != MFI_STATE_FAULT) {
dev_notice(&instance->pdev->dev, "fw state:%x\n",
@@ -3760,7 +3792,7 @@ megasas_transition_to_ready(struct megasas_instance *instance, int ocr)
u32 cur_state;
u32 abs_state, curr_abs_state;
- abs_state = instance->instancet->read_fw_status_reg(instance->reg_set);
+ abs_state = instance->instancet->read_fw_status_reg(instance);
fw_state = abs_state & MFI_STATE_MASK;
if (fw_state != MFI_STATE_READY)
@@ -3832,7 +3864,8 @@ megasas_transition_to_ready(struct megasas_instance *instance, int ocr)
if (instance->adapter_type != MFI_SERIES) {
for (i = 0; i < (10 * 1000); i += 20) {
- if (readl(
+ if (megasas_readl(
+ instance,
&instance->
reg_set->
doorbell) & 1)
@@ -3891,12 +3924,12 @@ megasas_transition_to_ready(struct megasas_instance *instance, int ocr)
/*
* The cur_state should not last for more than max_wait secs
*/
- for (i = 0; i < (max_wait * 1000); i++) {
+ for (i = 0; i < max_wait; i++) {
curr_abs_state = instance->instancet->
- read_fw_status_reg(instance->reg_set);
+ read_fw_status_reg(instance);
if (abs_state == curr_abs_state) {
- msleep(1);
+ msleep(1000);
} else
break;
}
@@ -4634,9 +4667,9 @@ static void megasas_update_ext_vd_details(struct megasas_instance *instance)
}
dev_info(&instance->pdev->dev,
- "firmware type\t: %s\n",
- instance->supportmax256vd ? "Extended VD(240 VD)firmware" :
- "Legacy(64 VD) firmware");
+ "FW provided supportMaxExtLDs: %d\tmax_lds: %d\n",
+ instance->ctrl_info_buf->adapterOperations3.supportMaxExtLDs ? 1 : 0,
+ instance->ctrl_info_buf->max_lds);
if (instance->max_raid_mapsize) {
ventura_map_sz = instance->max_raid_mapsize *
@@ -4661,6 +4694,87 @@ static void megasas_update_ext_vd_details(struct megasas_instance *instance)
fusion->drv_map_sz = sizeof(struct MR_DRV_RAID_MAP_ALL);
}
+/*
+ * dcmd.opcode - MR_DCMD_CTRL_SNAPDUMP_GET_PROPERTIES
+ * dcmd.hdr.length - number of bytes to read
+ * dcmd.sge - Ptr to MR_SNAPDUMP_PROPERTIES
+ * Desc: Fill in snapdump properties
+ * Status: MFI_STAT_OK- Command successful
+ */
+void megasas_get_snapdump_properties(struct megasas_instance *instance)
+{
+ int ret = 0;
+ struct megasas_cmd *cmd;
+ struct megasas_dcmd_frame *dcmd;
+ struct MR_SNAPDUMP_PROPERTIES *ci;
+ dma_addr_t ci_h = 0;
+
+ ci = instance->snapdump_prop;
+ ci_h = instance->snapdump_prop_h;
+
+ if (!ci)
+ return;
+
+ cmd = megasas_get_cmd(instance);
+
+ if (!cmd) {
+ dev_dbg(&instance->pdev->dev, "Failed to get a free cmd\n");
+ return;
+ }
+
+ dcmd = &cmd->frame->dcmd;
+
+ memset(ci, 0, sizeof(*ci));
+ memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE);
+
+ dcmd->cmd = MFI_CMD_DCMD;
+ dcmd->cmd_status = MFI_STAT_INVALID_STATUS;
+ dcmd->sge_count = 1;
+ dcmd->flags = MFI_FRAME_DIR_READ;
+ dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
+ dcmd->data_xfer_len = cpu_to_le32(sizeof(struct MR_SNAPDUMP_PROPERTIES));
+ dcmd->opcode = cpu_to_le32(MR_DCMD_CTRL_SNAPDUMP_GET_PROPERTIES);
+
+ megasas_set_dma_settings(instance, dcmd, ci_h,
+ sizeof(struct MR_SNAPDUMP_PROPERTIES));
+
+ if (!instance->mask_interrupts) {
+ ret = megasas_issue_blocked_cmd(instance, cmd,
+ MFI_IO_TIMEOUT_SECS);
+ } else {
+ ret = megasas_issue_polled(instance, cmd);
+ cmd->flags |= DRV_DCMD_SKIP_REFIRE;
+ }
+
+ switch (ret) {
+ case DCMD_SUCCESS:
+ instance->snapdump_wait_time =
+ min_t(u8, ci->trigger_min_num_sec_before_ocr,
+ MEGASAS_MAX_SNAP_DUMP_WAIT_TIME);
+ break;
+
+ case DCMD_TIMEOUT:
+ switch (dcmd_timeout_ocr_possible(instance)) {
+ case INITIATE_OCR:
+ cmd->flags |= DRV_DCMD_SKIP_REFIRE;
+ megasas_reset_fusion(instance->host,
+ MFI_IO_TIMEOUT_OCR);
+ break;
+ case KILL_ADAPTER:
+ megaraid_sas_kill_hba(instance);
+ break;
+ case IGNORE_TIMEOUT:
+ dev_info(&instance->pdev->dev, "Ignore DCMD timeout: %s %d\n",
+ __func__, __LINE__);
+ break;
+ }
+ }
+
+ if (ret != DCMD_TIMEOUT)
+ megasas_return_cmd(instance, cmd);
+}
+
/**
* megasas_get_controller_info - Returns FW's controller structure
* @instance: Adapter soft state
@@ -4720,6 +4834,7 @@ megasas_get_ctrl_info(struct megasas_instance *instance)
* CPU endianness format.
*/
le32_to_cpus((u32 *)&ci->properties.OnOffProperties);
+ le16_to_cpus((u16 *)&ci->properties.on_off_properties2);
le32_to_cpus((u32 *)&ci->adapterOperations2);
le32_to_cpus((u32 *)&ci->adapterOperations3);
le16_to_cpus((u16 *)&ci->adapter_operations4);
@@ -4741,6 +4856,11 @@ megasas_get_ctrl_info(struct megasas_instance *instance)
/*Check whether controller is iMR or MR */
instance->is_imr = (ci->memory_size ? 0 : 1);
+
+ instance->snapdump_wait_time =
+ (ci->properties.on_off_properties2.enable_snap_dump ?
+ MEGASAS_DEFAULT_SNAP_DUMP_WAIT_TIME : 0);
+
dev_info(&instance->pdev->dev,
"controller type\t: %s(%dMB)\n",
instance->is_imr ? "iMR" : "MR",
@@ -4942,16 +5062,13 @@ fail_fw_init:
static u32
megasas_init_adapter_mfi(struct megasas_instance *instance)
{
- struct megasas_register_set __iomem *reg_set;
u32 context_sz;
u32 reply_q_sz;
- reg_set = instance->reg_set;
-
/*
* Get various operational parameters from status register
*/
- instance->max_fw_cmds = instance->instancet->read_fw_status_reg(reg_set) & 0x00FFFF;
+ instance->max_fw_cmds = instance->instancet->read_fw_status_reg(instance) & 0x00FFFF;
/*
* Reduce the max supported cmds by 1. This is to ensure that the
* reply_q_sz (1 more than the max cmd that driver may send)
@@ -4959,7 +5076,7 @@ megasas_init_adapter_mfi(struct megasas_instance *instance)
*/
instance->max_fw_cmds = instance->max_fw_cmds-1;
instance->max_mfi_cmds = instance->max_fw_cmds;
- instance->max_num_sge = (instance->instancet->read_fw_status_reg(reg_set) & 0xFF0000) >>
+ instance->max_num_sge = (instance->instancet->read_fw_status_reg(instance) & 0xFF0000) >>
0x10;
/*
* For MFI skinny adapters, MEGASAS_SKINNY_INT_CMDS commands
@@ -5015,7 +5132,7 @@ megasas_init_adapter_mfi(struct megasas_instance *instance)
instance->fw_support_ieee = 0;
instance->fw_support_ieee =
- (instance->instancet->read_fw_status_reg(reg_set) &
+ (instance->instancet->read_fw_status_reg(instance) &
0x04000000);
dev_notice(&instance->pdev->dev, "megasas_init_mfi: fw_support_ieee=%d",
@@ -5213,14 +5330,14 @@ static int megasas_init_fw(struct megasas_instance *instance)
{
u32 max_sectors_1;
u32 max_sectors_2, tmp_sectors, msix_enable;
- u32 scratch_pad_2, scratch_pad_3, scratch_pad_4;
+ u32 scratch_pad_1, scratch_pad_2, scratch_pad_3, status_reg;
resource_size_t base_addr;
- struct megasas_register_set __iomem *reg_set;
struct megasas_ctrl_info *ctrl_info = NULL;
unsigned long bar_list;
int i, j, loop, fw_msix_count = 0;
struct IOV_111 *iovPtr;
struct fusion_context *fusion;
+ bool do_adp_reset = true;
fusion = instance->ctrl_context;
@@ -5241,8 +5358,6 @@ static int megasas_init_fw(struct megasas_instance *instance)
goto fail_ioremap;
}
- reg_set = instance->reg_set;
-
if (instance->adapter_type != MFI_SERIES)
instance->instancet = &megasas_instance_template_fusion;
else {
@@ -5269,19 +5384,29 @@ static int megasas_init_fw(struct megasas_instance *instance)
}
if (megasas_transition_to_ready(instance, 0)) {
- atomic_set(&instance->fw_reset_no_pci_access, 1);
- instance->instancet->adp_reset
- (instance, instance->reg_set);
- atomic_set(&instance->fw_reset_no_pci_access, 0);
- dev_info(&instance->pdev->dev,
- "FW restarted successfully from %s!\n",
- __func__);
+ if (instance->adapter_type >= INVADER_SERIES) {
+ status_reg = instance->instancet->read_fw_status_reg(
+ instance);
+ do_adp_reset = status_reg & MFI_RESET_ADAPTER;
+ }
- /*waitting for about 30 second before retry*/
- ssleep(30);
+ if (do_adp_reset) {
+ atomic_set(&instance->fw_reset_no_pci_access, 1);
+ instance->instancet->adp_reset
+ (instance, instance->reg_set);
+ atomic_set(&instance->fw_reset_no_pci_access, 0);
+ dev_info(&instance->pdev->dev,
+ "FW restarted successfully from %s!\n",
+ __func__);
+
+ /*waiting for about 30 second before retry*/
+ ssleep(30);
- if (megasas_transition_to_ready(instance, 0))
+ if (megasas_transition_to_ready(instance, 0))
+ goto fail_ready_state;
+ } else {
goto fail_ready_state;
+ }
}
megasas_init_ctrl_params(instance);
@@ -5297,38 +5422,57 @@ static int megasas_init_fw(struct megasas_instance *instance)
fusion = instance->ctrl_context;
- if (instance->adapter_type == VENTURA_SERIES) {
- scratch_pad_3 =
- readl(&instance->reg_set->outbound_scratch_pad_3);
- instance->max_raid_mapsize = ((scratch_pad_3 >>
+ if (instance->adapter_type >= VENTURA_SERIES) {
+ scratch_pad_2 =
+ megasas_readl(instance,
+ &instance->reg_set->outbound_scratch_pad_2);
+ instance->max_raid_mapsize = ((scratch_pad_2 >>
MR_MAX_RAID_MAP_SIZE_OFFSET_SHIFT) &
MR_MAX_RAID_MAP_SIZE_MASK);
}
/* Check if MSI-X is supported while in ready state */
- msix_enable = (instance->instancet->read_fw_status_reg(reg_set) &
+ msix_enable = (instance->instancet->read_fw_status_reg(instance) &
0x4000000) >> 0x1a;
if (msix_enable && !msix_disable) {
int irq_flags = PCI_IRQ_MSIX;
- scratch_pad_2 = readl
- (&instance->reg_set->outbound_scratch_pad_2);
+ scratch_pad_1 = megasas_readl
+ (instance, &instance->reg_set->outbound_scratch_pad_1);
/* Check max MSI-X vectors */
if (fusion) {
if (instance->adapter_type == THUNDERBOLT_SERIES) {
/* Thunderbolt Series*/
- instance->msix_vectors = (scratch_pad_2
+ instance->msix_vectors = (scratch_pad_1
& MR_MAX_REPLY_QUEUES_OFFSET) + 1;
fw_msix_count = instance->msix_vectors;
- } else { /* Invader series supports more than 8 MSI-x vectors*/
- instance->msix_vectors = ((scratch_pad_2
+ } else {
+ instance->msix_vectors = ((scratch_pad_1
& MR_MAX_REPLY_QUEUES_EXT_OFFSET)
>> MR_MAX_REPLY_QUEUES_EXT_OFFSET_SHIFT) + 1;
- if (instance->msix_vectors > 16)
- instance->msix_combined = true;
+
+ /*
+ * For Invader series, > 8 MSI-x vectors
+ * supported by FW/HW implies combined
+ * reply queue mode is enabled.
+ * For Ventura series, > 16 MSI-x vectors
+ * supported by FW/HW implies combined
+ * reply queue mode is enabled.
+ */
+ switch (instance->adapter_type) {
+ case INVADER_SERIES:
+ if (instance->msix_vectors > 8)
+ instance->msix_combined = true;
+ break;
+ case AERO_SERIES:
+ case VENTURA_SERIES:
+ if (instance->msix_vectors > 16)
+ instance->msix_combined = true;
+ break;
+ }
if (rdpq_enable)
- instance->is_rdpq = (scratch_pad_2 & MR_RDPQ_MODE_OFFSET) ?
+ instance->is_rdpq = (scratch_pad_1 & MR_RDPQ_MODE_OFFSET) ?
1 : 0;
fw_msix_count = instance->msix_vectors;
/* Save 1-15 reply post index address to local memory
@@ -5377,7 +5521,7 @@ static int megasas_init_fw(struct megasas_instance *instance)
if (!instance->msix_vectors) {
i = pci_alloc_irq_vectors(instance->pdev, 1, 1, PCI_IRQ_LEGACY);
if (i < 0)
- goto fail_setup_irqs;
+ goto fail_init_adapter;
}
megasas_setup_reply_map(instance);
@@ -5403,13 +5547,14 @@ static int megasas_init_fw(struct megasas_instance *instance)
if (instance->instancet->init_adapter(instance))
goto fail_init_adapter;
- if (instance->adapter_type == VENTURA_SERIES) {
- scratch_pad_4 =
- readl(&instance->reg_set->outbound_scratch_pad_4);
- if ((scratch_pad_4 & MR_NVME_PAGE_SIZE_MASK) >=
+ if (instance->adapter_type >= VENTURA_SERIES) {
+ scratch_pad_3 =
+ megasas_readl(instance,
+ &instance->reg_set->outbound_scratch_pad_3);
+ if ((scratch_pad_3 & MR_NVME_PAGE_SIZE_MASK) >=
MR_DEFAULT_NVME_PAGE_SHIFT)
instance->nvme_page_size =
- (1 << (scratch_pad_4 & MR_NVME_PAGE_SIZE_MASK));
+ (1 << (scratch_pad_3 & MR_NVME_PAGE_SIZE_MASK));
dev_info(&instance->pdev->dev,
"NVME page size\t: (%d)\n", instance->nvme_page_size);
@@ -5439,7 +5584,7 @@ static int megasas_init_fw(struct megasas_instance *instance)
memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS);
/* stream detection initialization */
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
fusion->stream_detect_by_ld =
kcalloc(MAX_LOGICAL_DRIVES_EXT,
sizeof(struct LD_STREAM_DETECT *),
@@ -5539,6 +5684,11 @@ static int megasas_init_fw(struct megasas_instance *instance)
instance->crash_dump_buf = NULL;
}
+ if (instance->snapdump_wait_time) {
+ megasas_get_snapdump_properties(instance);
+ dev_info(&instance->pdev->dev, "Snap dump wait time\t: %d\n",
+ instance->snapdump_wait_time);
+ }
dev_info(&instance->pdev->dev,
"pci id\t\t: (0x%04x)/(0x%04x)/(0x%04x)/(0x%04x)\n",
@@ -5553,7 +5703,6 @@ static int megasas_init_fw(struct megasas_instance *instance)
dev_info(&instance->pdev->dev, "jbod sync map : %s\n",
instance->use_seqnum_jbod_fp ? "yes" : "no");
-
instance->max_sectors_per_req = instance->max_num_sge *
SGE_BUFFER_SIZE / 512;
if (tmp_sectors && (instance->max_sectors_per_req > tmp_sectors))
@@ -5576,19 +5725,32 @@ static int megasas_init_fw(struct megasas_instance *instance)
/* Launch SR-IOV heartbeat timer */
if (instance->requestorId) {
- if (!megasas_sriov_start_heartbeat(instance, 1))
+ if (!megasas_sriov_start_heartbeat(instance, 1)) {
megasas_start_timer(instance);
- else
+ } else {
instance->skip_heartbeat_timer_del = 1;
+ goto fail_get_ld_pd_list;
+ }
}
+ /*
+ * Create and start watchdog thread which will monitor
+ * controller state every 1 sec and trigger OCR when
+ * it enters fault state
+ */
+ if (instance->adapter_type != MFI_SERIES)
+ if (megasas_fusion_start_watchdog(instance) != SUCCESS)
+ goto fail_start_watchdog;
+
return 0;
+fail_start_watchdog:
+ if (instance->requestorId && !instance->skip_heartbeat_timer_del)
+ del_timer_sync(&instance->sriov_heartbeat_timer);
fail_get_ld_pd_list:
instance->instancet->disable_intr(instance);
-fail_init_adapter:
megasas_destroy_irqs(instance);
-fail_setup_irqs:
+fail_init_adapter:
if (instance->msix_vectors)
pci_free_irq_vectors(instance->pdev);
instance->msix_vectors = 0;
@@ -6022,13 +6184,13 @@ static int megasas_io_attach(struct megasas_instance *instance)
* @instance: Adapter soft state
* Description:
*
- * For Ventura, driver/FW will operate in 64bit DMA addresses.
+ * For Ventura, driver/FW will operate in 63bit DMA addresses.
*
* For invader-
* By default, driver/FW will operate in 32bit DMA addresses
* for consistent DMA mapping but if 32 bit consistent
- * DMA mask fails, driver will try with 64 bit consistent
- * mask provided FW is true 64bit DMA capable
+ * DMA mask fails, driver will try with 63 bit consistent
+ * mask provided FW is true 63bit DMA capable
*
* For older controllers(Thunderbolt and MFI based adapters)-
* driver/FW will operate in 32 bit consistent DMA addresses.
@@ -6038,31 +6200,31 @@ megasas_set_dma_mask(struct megasas_instance *instance)
{
u64 consistent_mask;
struct pci_dev *pdev;
- u32 scratch_pad_2;
+ u32 scratch_pad_1;
pdev = instance->pdev;
- consistent_mask = (instance->adapter_type == VENTURA_SERIES) ?
- DMA_BIT_MASK(64) : DMA_BIT_MASK(32);
+ consistent_mask = (instance->adapter_type >= VENTURA_SERIES) ?
+ DMA_BIT_MASK(63) : DMA_BIT_MASK(32);
if (IS_DMA64) {
- if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) &&
+ if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(63)) &&
dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)))
goto fail_set_dma_mask;
- if ((*pdev->dev.dma_mask == DMA_BIT_MASK(64)) &&
+ if ((*pdev->dev.dma_mask == DMA_BIT_MASK(63)) &&
(dma_set_coherent_mask(&pdev->dev, consistent_mask) &&
dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)))) {
/*
* If 32 bit DMA mask fails, then try for 64 bit mask
* for FW capable of handling 64 bit DMA.
*/
- scratch_pad_2 = readl
- (&instance->reg_set->outbound_scratch_pad_2);
+ scratch_pad_1 = megasas_readl
+ (instance, &instance->reg_set->outbound_scratch_pad_1);
- if (!(scratch_pad_2 & MR_CAN_HANDLE_64_BIT_DMA_OFFSET))
+ if (!(scratch_pad_1 & MR_CAN_HANDLE_64_BIT_DMA_OFFSET))
goto fail_set_dma_mask;
else if (dma_set_mask_and_coherent(&pdev->dev,
- DMA_BIT_MASK(64)))
+ DMA_BIT_MASK(63)))
goto fail_set_dma_mask;
}
} else if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)))
@@ -6074,8 +6236,8 @@ megasas_set_dma_mask(struct megasas_instance *instance)
instance->consistent_mask_64bit = true;
dev_info(&pdev->dev, "%s bit DMA mask and %s bit consistent mask\n",
- ((*pdev->dev.dma_mask == DMA_BIT_MASK(64)) ? "64" : "32"),
- (instance->consistent_mask_64bit ? "64" : "32"));
+ ((*pdev->dev.dma_mask == DMA_BIT_MASK(64)) ? "63" : "32"),
+ (instance->consistent_mask_64bit ? "63" : "32"));
return 0;
@@ -6088,12 +6250,14 @@ fail_set_dma_mask:
/*
* megasas_set_adapter_type - Set adapter type.
* Supported controllers can be divided in
- * 4 categories- enum MR_ADAPTER_TYPE {
- * MFI_SERIES = 1,
- * THUNDERBOLT_SERIES = 2,
- * INVADER_SERIES = 3,
- * VENTURA_SERIES = 4,
- * };
+ * different categories-
+ * enum MR_ADAPTER_TYPE {
+ * MFI_SERIES = 1,
+ * THUNDERBOLT_SERIES = 2,
+ * INVADER_SERIES = 3,
+ * VENTURA_SERIES = 4,
+ * AERO_SERIES = 5,
+ * };
* @instance: Adapter soft state
* return: void
*/
@@ -6104,6 +6268,12 @@ static inline void megasas_set_adapter_type(struct megasas_instance *instance)
instance->adapter_type = MFI_SERIES;
} else {
switch (instance->pdev->device) {
+ case PCI_DEVICE_ID_LSI_AERO_10E1:
+ case PCI_DEVICE_ID_LSI_AERO_10E2:
+ case PCI_DEVICE_ID_LSI_AERO_10E5:
+ case PCI_DEVICE_ID_LSI_AERO_10E6:
+ instance->adapter_type = AERO_SERIES;
+ break;
case PCI_DEVICE_ID_LSI_VENTURA:
case PCI_DEVICE_ID_LSI_CRUSADER:
case PCI_DEVICE_ID_LSI_HARPOON:
@@ -6171,6 +6341,7 @@ static int megasas_alloc_ctrl_mem(struct megasas_instance *instance)
if (megasas_alloc_mfi_ctrl_mem(instance))
goto fail;
break;
+ case AERO_SERIES:
case VENTURA_SERIES:
case THUNDERBOLT_SERIES:
case INVADER_SERIES:
@@ -6245,6 +6416,14 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance)
"Failed to allocate PD list buffer\n");
return -ENOMEM;
}
+
+ instance->snapdump_prop = dma_alloc_coherent(&pdev->dev,
+ sizeof(struct MR_SNAPDUMP_PROPERTIES),
+ &instance->snapdump_prop_h, GFP_KERNEL);
+
+ if (!instance->snapdump_prop)
+ dev_err(&pdev->dev,
+ "Failed to allocate snapdump properties buffer\n");
}
instance->pd_list_buf =
@@ -6388,6 +6567,12 @@ void megasas_free_ctrl_dma_buffers(struct megasas_instance *instance)
dma_free_coherent(&pdev->dev, CRASH_DMA_BUF_SIZE,
instance->crash_dump_buf,
instance->crash_dump_h);
+
+ if (instance->snapdump_prop)
+ dma_free_coherent(&pdev->dev,
+ sizeof(struct MR_SNAPDUMP_PROPERTIES),
+ instance->snapdump_prop,
+ instance->snapdump_prop_h);
}
/*
@@ -6434,12 +6619,10 @@ static inline void megasas_init_ctrl_params(struct megasas_instance *instance)
instance->disableOnlineCtrlReset = 1;
instance->UnevenSpanSupport = 0;
- if (instance->adapter_type != MFI_SERIES) {
+ if (instance->adapter_type != MFI_SERIES)
INIT_WORK(&instance->work_init, megasas_fusion_ocr_wq);
- INIT_WORK(&instance->crash_init, megasas_fusion_crash_dump_wq);
- } else {
+ else
INIT_WORK(&instance->work_init, process_fw_state_change_wq);
- }
}
/**
@@ -6455,6 +6638,13 @@ static int megasas_probe_one(struct pci_dev *pdev,
struct megasas_instance *instance;
u16 control = 0;
+ switch (pdev->device) {
+ case PCI_DEVICE_ID_LSI_AERO_10E1:
+ case PCI_DEVICE_ID_LSI_AERO_10E5:
+ dev_info(&pdev->dev, "Adapter is in configurable secure mode\n");
+ break;
+ }
+
/* Reset MSI-X in the kdump kernel */
if (reset_devices) {
pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX);
@@ -6708,6 +6898,10 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state)
if (instance->requestorId && !instance->skip_heartbeat_timer_del)
del_timer_sync(&instance->sriov_heartbeat_timer);
+ /* Stop the FW fault detection watchdog */
+ if (instance->adapter_type != MFI_SERIES)
+ megasas_fusion_stop_watchdog(instance);
+
megasas_flush_cache(instance);
megasas_shutdown_controller(instance, MR_DCMD_HIBERNATE_SHUTDOWN);
@@ -6843,8 +7037,16 @@ megasas_resume(struct pci_dev *pdev)
if (megasas_start_aen(instance))
dev_err(&instance->pdev->dev, "Start AEN failed\n");
+ /* Re-launch FW fault watchdog */
+ if (instance->adapter_type != MFI_SERIES)
+ if (megasas_fusion_start_watchdog(instance) != SUCCESS)
+ goto fail_start_watchdog;
+
return 0;
+fail_start_watchdog:
+ if (instance->requestorId && !instance->skip_heartbeat_timer_del)
+ del_timer_sync(&instance->sriov_heartbeat_timer);
fail_init_mfi:
megasas_free_ctrl_dma_buffers(instance);
megasas_free_ctrl_mem(instance);
@@ -6912,6 +7114,10 @@ static void megasas_detach_one(struct pci_dev *pdev)
if (instance->requestorId && !instance->skip_heartbeat_timer_del)
del_timer_sync(&instance->sriov_heartbeat_timer);
+ /* Stop the FW fault detection watchdog */
+ if (instance->adapter_type != MFI_SERIES)
+ megasas_fusion_stop_watchdog(instance);
+
if (instance->fw_crash_state != UNAVAILABLE)
megasas_free_host_crash_buffer(instance);
scsi_remove_host(instance->host);
@@ -6956,7 +7162,7 @@ skip_firing_dcmds:
if (instance->msix_vectors)
pci_free_irq_vectors(instance->pdev);
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
for (i = 0; i < MAX_LOGICAL_DRIVES_EXT; ++i)
kfree(fusion->stream_detect_by_ld[i]);
kfree(fusion->stream_detect_by_ld);
@@ -7737,8 +7943,15 @@ megasas_aen_polling(struct work_struct *work)
break;
case MR_EVT_CTRL_PROP_CHANGED:
- dcmd_ret = megasas_get_ctrl_info(instance);
- break;
+ dcmd_ret = megasas_get_ctrl_info(instance);
+ if (dcmd_ret == DCMD_SUCCESS &&
+ instance->snapdump_wait_time) {
+ megasas_get_snapdump_properties(instance);
+ dev_info(&instance->pdev->dev,
+ "Snap dump wait time\t: %d\n",
+ instance->snapdump_wait_time);
+ }
+ break;
default:
doscan = 0;
break;
diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c
index 59ecbb3b53b5..87c2c0472c8f 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fp.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fp.c
@@ -2,7 +2,8 @@
* Linux MegaRAID driver for SAS based RAID controllers
*
* Copyright (c) 2009-2013 LSI Corporation
- * Copyright (c) 2013-2014 Avago Technologies
+ * Copyright (c) 2013-2016 Avago Technologies
+ * Copyright (c) 2016-2018 Broadcom Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -19,17 +20,14 @@
*
* FILE: megaraid_sas_fp.c
*
- * Authors: Avago Technologies
+ * Authors: Broadcom Inc.
* Sumant Patro
* Varad Talamacki
* Manoj Jose
- * Kashyap Desai <kashyap.desai@avagotech.com>
- * Sumit Saxena <sumit.saxena@avagotech.com>
+ * Kashyap Desai <kashyap.desai@broadcom.com>
+ * Sumit Saxena <sumit.saxena@broadcom.com>
*
- * Send feedback to: megaraidlinux.pdl@avagotech.com
- *
- * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
- * San Jose, California 95131
+ * Send feedback to: megaraidlinux.pdl@broadcom.com
*/
#include <linux/kernel.h>
@@ -745,7 +743,7 @@ static u8 mr_spanset_get_phy_params(struct megasas_instance *instance, u32 ld,
*pDevHandle = MR_PdDevHandleGet(pd, map);
*pPdInterface = MR_PdInterfaceTypeGet(pd, map);
/* get second pd also for raid 1/10 fast path writes*/
- if ((instance->adapter_type == VENTURA_SERIES) &&
+ if ((instance->adapter_type >= VENTURA_SERIES) &&
(raid->level == 1) &&
!io_info->isRead) {
r1_alt_pd = MR_ArPdGet(arRef, physArm + 1, map);
@@ -770,7 +768,7 @@ static u8 mr_spanset_get_phy_params(struct megasas_instance *instance, u32 ld,
}
*pdBlock += stripRef + le64_to_cpu(MR_LdSpanPtrGet(ld, span, map)->startBlk);
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
((struct RAID_CONTEXT_G35 *)pRAID_Context)->span_arm =
(span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm;
io_info->span_arm =
@@ -861,7 +859,7 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow,
*pDevHandle = MR_PdDevHandleGet(pd, map);
*pPdInterface = MR_PdInterfaceTypeGet(pd, map);
/* get second pd also for raid 1/10 fast path writes*/
- if ((instance->adapter_type == VENTURA_SERIES) &&
+ if ((instance->adapter_type >= VENTURA_SERIES) &&
(raid->level == 1) &&
!io_info->isRead) {
r1_alt_pd = MR_ArPdGet(arRef, physArm + 1, map);
@@ -888,7 +886,7 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow,
}
*pdBlock += stripRef + le64_to_cpu(MR_LdSpanPtrGet(ld, span, map)->startBlk);
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
((struct RAID_CONTEXT_G35 *)pRAID_Context)->span_arm =
(span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm;
io_info->span_arm =
@@ -1266,7 +1264,7 @@ void mr_update_load_balance_params(struct MR_DRV_RAID_MAP_ALL *drv_map,
for (ldCount = 0; ldCount < MAX_LOGICAL_DRIVES_EXT; ldCount++) {
ld = MR_TargetIdToLdGet(ldCount, drv_map);
- if (ld >= MAX_LOGICAL_DRIVES_EXT) {
+ if (ld >= MAX_LOGICAL_DRIVES_EXT - 1) {
lbInfo[ldCount].loadBalanceFlag = 0;
continue;
}
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index f74b5ea24f0f..211c17c33aa0 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -2,7 +2,8 @@
* Linux MegaRAID driver for SAS based RAID controllers
*
* Copyright (c) 2009-2013 LSI Corporation
- * Copyright (c) 2013-2014 Avago Technologies
+ * Copyright (c) 2013-2016 Avago Technologies
+ * Copyright (c) 2016-2018 Broadcom Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -19,16 +20,13 @@
*
* FILE: megaraid_sas_fusion.c
*
- * Authors: Avago Technologies
+ * Authors: Broadcom Inc.
* Sumant Patro
* Adam Radford
- * Kashyap Desai <kashyap.desai@avagotech.com>
- * Sumit Saxena <sumit.saxena@avagotech.com>
+ * Kashyap Desai <kashyap.desai@broadcom.com>
+ * Sumit Saxena <sumit.saxena@broadcom.com>
*
- * Send feedback to: megaraidlinux.pdl@avagotech.com
- *
- * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
- * San Jose, California 95131
+ * Send feedback to: megaraidlinux.pdl@broadcom.com
*/
#include <linux/kernel.h>
@@ -48,6 +46,7 @@
#include <linux/mutex.h>
#include <linux/poll.h>
#include <linux/vmalloc.h>
+#include <linux/workqueue.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
@@ -74,7 +73,7 @@ void
megasas_return_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd);
int megasas_alloc_cmds(struct megasas_instance *instance);
int
-megasas_clear_intr_fusion(struct megasas_register_set __iomem *regs);
+megasas_clear_intr_fusion(struct megasas_instance *instance);
int
megasas_issue_polled(struct megasas_instance *instance,
struct megasas_cmd *cmd);
@@ -95,6 +94,9 @@ static void megasas_free_rdpq_fusion(struct megasas_instance *instance);
static void megasas_free_reply_fusion(struct megasas_instance *instance);
static inline
void megasas_configure_queue_sizes(struct megasas_instance *instance);
+static void megasas_fusion_crash_dump(struct megasas_instance *instance);
+extern u32 megasas_readl(struct megasas_instance *instance,
+ const volatile void __iomem *addr);
/**
* megasas_check_same_4gb_region - check if allocation
@@ -165,9 +167,11 @@ megasas_disable_intr_fusion(struct megasas_instance *instance)
}
int
-megasas_clear_intr_fusion(struct megasas_register_set __iomem *regs)
+megasas_clear_intr_fusion(struct megasas_instance *instance)
{
u32 status;
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
/*
* Check if it is our interrupt
*/
@@ -262,16 +266,17 @@ megasas_fusion_update_can_queue(struct megasas_instance *instance, int fw_boot_c
reg_set = instance->reg_set;
- /* ventura FW does not fill outbound_scratch_pad_3 with queue depth */
+ /* ventura FW does not fill outbound_scratch_pad_2 with queue depth */
if (instance->adapter_type < VENTURA_SERIES)
cur_max_fw_cmds =
- readl(&instance->reg_set->outbound_scratch_pad_3) & 0x00FFFF;
+ megasas_readl(instance,
+ &instance->reg_set->outbound_scratch_pad_2) & 0x00FFFF;
if (dual_qdepth_disable || !cur_max_fw_cmds)
- cur_max_fw_cmds = instance->instancet->read_fw_status_reg(reg_set) & 0x00FFFF;
+ cur_max_fw_cmds = instance->instancet->read_fw_status_reg(instance) & 0x00FFFF;
else
ldio_threshold =
- (instance->instancet->read_fw_status_reg(reg_set) & 0x00FFFF) - MEGASAS_FUSION_IOCTL_CMDS;
+ (instance->instancet->read_fw_status_reg(instance) & 0x00FFFF) - MEGASAS_FUSION_IOCTL_CMDS;
dev_info(&instance->pdev->dev,
"Current firmware supports maximum commands: %d\t LDIO threshold: %d\n",
@@ -807,10 +812,8 @@ megasas_free_rdpq_fusion(struct megasas_instance *instance) {
}
- if (fusion->reply_frames_desc_pool)
- dma_pool_destroy(fusion->reply_frames_desc_pool);
- if (fusion->reply_frames_desc_pool_align)
- dma_pool_destroy(fusion->reply_frames_desc_pool_align);
+ dma_pool_destroy(fusion->reply_frames_desc_pool);
+ dma_pool_destroy(fusion->reply_frames_desc_pool_align);
if (fusion->rdpq_virt)
dma_free_coherent(&instance->pdev->dev,
@@ -830,8 +833,7 @@ megasas_free_reply_fusion(struct megasas_instance *instance) {
fusion->reply_frames_desc[0],
fusion->reply_frames_desc_phys[0]);
- if (fusion->reply_frames_desc_pool)
- dma_pool_destroy(fusion->reply_frames_desc_pool);
+ dma_pool_destroy(fusion->reply_frames_desc_pool);
}
@@ -974,7 +976,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
struct megasas_header *frame_hdr;
const char *sys_info;
MFI_CAPABILITIES *drv_ops;
- u32 scratch_pad_2;
+ u32 scratch_pad_1;
ktime_t time;
bool cur_fw_64bit_dma_capable;
@@ -985,14 +987,14 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
cmd = fusion->ioc_init_cmd;
- scratch_pad_2 = readl
- (&instance->reg_set->outbound_scratch_pad_2);
+ scratch_pad_1 = megasas_readl
+ (instance, &instance->reg_set->outbound_scratch_pad_1);
- cur_rdpq_mode = (scratch_pad_2 & MR_RDPQ_MODE_OFFSET) ? 1 : 0;
+ cur_rdpq_mode = (scratch_pad_1 & MR_RDPQ_MODE_OFFSET) ? 1 : 0;
if (instance->adapter_type == INVADER_SERIES) {
cur_fw_64bit_dma_capable =
- (scratch_pad_2 & MR_CAN_HANDLE_64_BIT_DMA_OFFSET) ? true : false;
+ (scratch_pad_1 & MR_CAN_HANDLE_64_BIT_DMA_OFFSET) ? true : false;
if (instance->consistent_mask_64bit && !cur_fw_64bit_dma_capable) {
dev_err(&instance->pdev->dev, "Driver was operating on 64bit "
@@ -1010,7 +1012,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
goto fail_fw_init;
}
- instance->fw_sync_cache_support = (scratch_pad_2 &
+ instance->fw_sync_cache_support = (scratch_pad_1 &
MR_CAN_HANDLE_SYNC_CACHE_OFFSET) ? 1 : 0;
dev_info(&instance->pdev->dev, "FW supports sync cache\t: %s\n",
instance->fw_sync_cache_support ? "Yes" : "No");
@@ -1043,9 +1045,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
frame_hdr = &cmd->frame->hdr;
frame_hdr->cmd_status = 0xFF;
- frame_hdr->flags = cpu_to_le16(
- le16_to_cpu(frame_hdr->flags) |
- MFI_FRAME_DONT_POST_IN_REPLY_QUEUE);
+ frame_hdr->flags |= cpu_to_le16(MFI_FRAME_DONT_POST_IN_REPLY_QUEUE);
init_frame->cmd = MFI_CMD_INIT;
init_frame->cmd_status = 0xFF;
@@ -1107,7 +1107,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
instance->instancet->disable_intr(instance);
for (i = 0; i < (10 * 1000); i += 20) {
- if (readl(&instance->reg_set->doorbell) & 1)
+ if (megasas_readl(instance, &instance->reg_set->doorbell) & 1)
msleep(20);
else
break;
@@ -1115,7 +1115,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
megasas_fire_cmd_fusion(instance, &req_desc);
- wait_and_poll(instance, cmd, MFI_POLL_TIMEOUT_SECS);
+ wait_and_poll(instance, cmd, MFI_IO_TIMEOUT_SECS);
frame_hdr = &cmd->frame->hdr;
if (frame_hdr->cmd_status != 0) {
@@ -1559,14 +1559,12 @@ void megasas_configure_queue_sizes(struct megasas_instance *instance)
fusion = instance->ctrl_context;
max_cmd = instance->max_fw_cmds;
- if (instance->adapter_type == VENTURA_SERIES)
+ if (instance->adapter_type >= VENTURA_SERIES)
instance->max_mpt_cmds = instance->max_fw_cmds * RAID_1_PEER_CMDS;
else
instance->max_mpt_cmds = instance->max_fw_cmds;
- instance->max_scsi_cmds = instance->max_fw_cmds -
- (MEGASAS_FUSION_INTERNAL_CMDS +
- MEGASAS_FUSION_IOCTL_CMDS);
+ instance->max_scsi_cmds = instance->max_fw_cmds - instance->max_mfi_cmds;
instance->cur_can_queue = instance->max_scsi_cmds;
instance->host->can_queue = instance->cur_can_queue;
@@ -1627,8 +1625,7 @@ static inline void megasas_free_ioc_init_cmd(struct megasas_instance *instance)
fusion->ioc_init_cmd->frame,
fusion->ioc_init_cmd->frame_phys_addr);
- if (fusion->ioc_init_cmd)
- kfree(fusion->ioc_init_cmd);
+ kfree(fusion->ioc_init_cmd);
}
/**
@@ -1642,7 +1639,7 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
{
struct megasas_register_set __iomem *reg_set;
struct fusion_context *fusion;
- u32 scratch_pad_2;
+ u32 scratch_pad_1;
int i = 0, count;
fusion = instance->ctrl_context;
@@ -1659,20 +1656,21 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
megasas_configure_queue_sizes(instance);
- scratch_pad_2 = readl(&instance->reg_set->outbound_scratch_pad_2);
- /* If scratch_pad_2 & MEGASAS_MAX_CHAIN_SIZE_UNITS_MASK is set,
+ scratch_pad_1 = megasas_readl(instance,
+ &instance->reg_set->outbound_scratch_pad_1);
+ /* If scratch_pad_1 & MEGASAS_MAX_CHAIN_SIZE_UNITS_MASK is set,
* Firmware support extended IO chain frame which is 4 times more than
* legacy Firmware.
* Legacy Firmware - Frame size is (8 * 128) = 1K
* 1M IO Firmware - Frame size is (8 * 128 * 4) = 4K
*/
- if (scratch_pad_2 & MEGASAS_MAX_CHAIN_SIZE_UNITS_MASK)
+ if (scratch_pad_1 & MEGASAS_MAX_CHAIN_SIZE_UNITS_MASK)
instance->max_chain_frame_sz =
- ((scratch_pad_2 & MEGASAS_MAX_CHAIN_SIZE_MASK) >>
+ ((scratch_pad_1 & MEGASAS_MAX_CHAIN_SIZE_MASK) >>
MEGASAS_MAX_CHAIN_SHIFT) * MEGASAS_1MB_IO;
else
instance->max_chain_frame_sz =
- ((scratch_pad_2 & MEGASAS_MAX_CHAIN_SIZE_MASK) >>
+ ((scratch_pad_1 & MEGASAS_MAX_CHAIN_SIZE_MASK) >>
MEGASAS_MAX_CHAIN_SHIFT) * MEGASAS_256K_IO;
if (instance->max_chain_frame_sz < MEGASAS_CHAIN_FRAME_SZ_MIN) {
@@ -1760,6 +1758,90 @@ fail_alloc_mfi_cmds:
}
/**
+ * megasas_fault_detect_work - Worker function of
+ * FW fault handling workqueue.
+ */
+static void
+megasas_fault_detect_work(struct work_struct *work)
+{
+ struct megasas_instance *instance =
+ container_of(work, struct megasas_instance,
+ fw_fault_work.work);
+ u32 fw_state, dma_state, status;
+
+ /* Check the fw state */
+ fw_state = instance->instancet->read_fw_status_reg(instance) &
+ MFI_STATE_MASK;
+
+ if (fw_state == MFI_STATE_FAULT) {
+ dma_state = instance->instancet->read_fw_status_reg(instance) &
+ MFI_STATE_DMADONE;
+ /* Start collecting crash, if DMA bit is done */
+ if (instance->crash_dump_drv_support &&
+ instance->crash_dump_app_support && dma_state) {
+ megasas_fusion_crash_dump(instance);
+ } else {
+ if (instance->unload == 0) {
+ status = megasas_reset_fusion(instance->host, 0);
+ if (status != SUCCESS) {
+ dev_err(&instance->pdev->dev,
+ "Failed from %s %d, do not re-arm timer\n",
+ __func__, __LINE__);
+ return;
+ }
+ }
+ }
+ }
+
+ if (instance->fw_fault_work_q)
+ queue_delayed_work(instance->fw_fault_work_q,
+ &instance->fw_fault_work,
+ msecs_to_jiffies(MEGASAS_WATCHDOG_THREAD_INTERVAL));
+}
+
+int
+megasas_fusion_start_watchdog(struct megasas_instance *instance)
+{
+ /* Check if the Fault WQ is already started */
+ if (instance->fw_fault_work_q)
+ return SUCCESS;
+
+ INIT_DELAYED_WORK(&instance->fw_fault_work, megasas_fault_detect_work);
+
+ snprintf(instance->fault_handler_work_q_name,
+ sizeof(instance->fault_handler_work_q_name),
+ "poll_megasas%d_status", instance->host->host_no);
+
+ instance->fw_fault_work_q =
+ create_singlethread_workqueue(instance->fault_handler_work_q_name);
+ if (!instance->fw_fault_work_q) {
+ dev_err(&instance->pdev->dev, "Failed from %s %d\n",
+ __func__, __LINE__);
+ return FAILED;
+ }
+
+ queue_delayed_work(instance->fw_fault_work_q,
+ &instance->fw_fault_work,
+ msecs_to_jiffies(MEGASAS_WATCHDOG_THREAD_INTERVAL));
+
+ return SUCCESS;
+}
+
+void
+megasas_fusion_stop_watchdog(struct megasas_instance *instance)
+{
+ struct workqueue_struct *wq;
+
+ if (instance->fw_fault_work_q) {
+ wq = instance->fw_fault_work_q;
+ instance->fw_fault_work_q = NULL;
+ if (!cancel_delayed_work_sync(&instance->fw_fault_work))
+ flush_workqueue(wq);
+ destroy_workqueue(wq);
+ }
+}
+
+/**
* map_cmd_status - Maps FW cmd status to OS cmd status
* @cmd : Pointer to cmd
* @status : status of cmd returned by FW
@@ -2543,19 +2625,22 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
struct MR_DRV_RAID_MAP_ALL *local_map_ptr;
u8 *raidLUN;
unsigned long spinlock_flags;
- union RAID_CONTEXT_UNION *praid_context;
struct MR_LD_RAID *raid = NULL;
struct MR_PRIV_DEVICE *mrdev_priv;
+ struct RAID_CONTEXT *rctx;
+ struct RAID_CONTEXT_G35 *rctx_g35;
device_id = MEGASAS_DEV_INDEX(scp);
fusion = instance->ctrl_context;
io_request = cmd->io_request;
- io_request->RaidContext.raid_context.virtual_disk_tgt_id =
- cpu_to_le16(device_id);
- io_request->RaidContext.raid_context.status = 0;
- io_request->RaidContext.raid_context.ex_status = 0;
+ rctx = &io_request->RaidContext.raid_context;
+ rctx_g35 = &io_request->RaidContext.raid_context_g35;
+
+ rctx->virtual_disk_tgt_id = cpu_to_le16(device_id);
+ rctx->status = 0;
+ rctx->ex_status = 0;
req_desc = (union MEGASAS_REQUEST_DESCRIPTOR_UNION *)cmd->request_desc;
@@ -2631,11 +2716,10 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
raid = MR_LdRaidGet(ld, local_map_ptr);
if (!raid || (!fusion->fast_path_io)) {
- io_request->RaidContext.raid_context.reg_lock_flags = 0;
+ rctx->reg_lock_flags = 0;
fp_possible = false;
} else {
- if (MR_BuildRaidContext(instance, &io_info,
- &io_request->RaidContext.raid_context,
+ if (MR_BuildRaidContext(instance, &io_info, rctx,
local_map_ptr, &raidLUN))
fp_possible = (io_info.fpOkForIo > 0) ? true : false;
}
@@ -2643,9 +2727,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
cmd->request_desc->SCSIIO.MSIxIndex =
instance->reply_map[raw_smp_processor_id()];
- praid_context = &io_request->RaidContext;
-
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
/* FP for Optimal raid level 1.
* All large RAID-1 writes (> 32 KiB, both WT and WB modes)
* are built by the driver as LD I/Os.
@@ -2681,17 +2763,17 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
/* In ventura if stream detected for a read and it is
* read ahead capable make this IO as LDIO
*/
- if (is_stream_detected(&io_request->RaidContext.raid_context_g35))
+ if (is_stream_detected(rctx_g35))
fp_possible = false;
}
/* If raid is NULL, set CPU affinity to default CPU0 */
if (raid)
- megasas_set_raidflag_cpu_affinity(praid_context,
+ megasas_set_raidflag_cpu_affinity(&io_request->RaidContext,
raid, fp_possible, io_info.isRead,
scsi_buff_len);
else
- praid_context->raid_context_g35.routing_flags |=
+ rctx_g35->routing_flags |=
(MR_RAID_CTX_CPUSEL_0 << MR_RAID_CTX_ROUTINGFLAGS_CPUSEL_SHIFT);
}
@@ -2703,25 +2785,20 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
(MPI2_REQ_DESCRIPT_FLAGS_FP_IO
<< MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
if (instance->adapter_type == INVADER_SERIES) {
- if (io_request->RaidContext.raid_context.reg_lock_flags ==
- REGION_TYPE_UNUSED)
+ if (rctx->reg_lock_flags == REGION_TYPE_UNUSED)
cmd->request_desc->SCSIIO.RequestFlags =
(MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK <<
MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
- io_request->RaidContext.raid_context.type
- = MPI2_TYPE_CUDA;
- io_request->RaidContext.raid_context.nseg = 0x1;
+ rctx->type = MPI2_TYPE_CUDA;
+ rctx->nseg = 0x1;
io_request->IoFlags |= cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
- io_request->RaidContext.raid_context.reg_lock_flags |=
+ rctx->reg_lock_flags |=
(MR_RL_FLAGS_GRANT_DESTINATION_CUDA |
MR_RL_FLAGS_SEQ_NUM_ENABLE);
- } else if (instance->adapter_type == VENTURA_SERIES) {
- io_request->RaidContext.raid_context_g35.nseg_type |=
- (1 << RAID_CONTEXT_NSEG_SHIFT);
- io_request->RaidContext.raid_context_g35.nseg_type |=
- (MPI2_TYPE_CUDA << RAID_CONTEXT_TYPE_SHIFT);
- io_request->RaidContext.raid_context_g35.routing_flags |=
- (1 << MR_RAID_CTX_ROUTINGFLAGS_SQN_SHIFT);
+ } else if (instance->adapter_type >= VENTURA_SERIES) {
+ rctx_g35->nseg_type |= (1 << RAID_CONTEXT_NSEG_SHIFT);
+ rctx_g35->nseg_type |= (MPI2_TYPE_CUDA << RAID_CONTEXT_TYPE_SHIFT);
+ rctx_g35->routing_flags |= (1 << MR_RAID_CTX_ROUTINGFLAGS_SQN_SHIFT);
io_request->IoFlags |=
cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
}
@@ -2734,17 +2811,15 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
&io_info, local_map_ptr);
scp->SCp.Status |= MEGASAS_LOAD_BALANCE_FLAG;
cmd->pd_r1_lb = io_info.pd_after_lb;
- if (instance->adapter_type == VENTURA_SERIES)
- io_request->RaidContext.raid_context_g35.span_arm
- = io_info.span_arm;
+ if (instance->adapter_type >= VENTURA_SERIES)
+ rctx_g35->span_arm = io_info.span_arm;
else
- io_request->RaidContext.raid_context.span_arm
- = io_info.span_arm;
+ rctx->span_arm = io_info.span_arm;
} else
scp->SCp.Status &= ~MEGASAS_LOAD_BALANCE_FLAG;
- if (instance->adapter_type == VENTURA_SERIES)
+ if (instance->adapter_type >= VENTURA_SERIES)
cmd->r1_alt_dev_handle = io_info.r1_alt_dev_handle;
else
cmd->r1_alt_dev_handle = MR_DEVHANDLE_INVALID;
@@ -2762,31 +2837,26 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
/* populate the LUN field */
memcpy(io_request->LUN, raidLUN, 8);
} else {
- io_request->RaidContext.raid_context.timeout_value =
+ rctx->timeout_value =
cpu_to_le16(local_map_ptr->raidMap.fpPdIoTimeoutSec);
cmd->request_desc->SCSIIO.RequestFlags =
(MEGASAS_REQ_DESCRIPT_FLAGS_LD_IO
<< MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
if (instance->adapter_type == INVADER_SERIES) {
if (io_info.do_fp_rlbypass ||
- (io_request->RaidContext.raid_context.reg_lock_flags
- == REGION_TYPE_UNUSED))
+ (rctx->reg_lock_flags == REGION_TYPE_UNUSED))
cmd->request_desc->SCSIIO.RequestFlags =
(MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK <<
MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
- io_request->RaidContext.raid_context.type
- = MPI2_TYPE_CUDA;
- io_request->RaidContext.raid_context.reg_lock_flags |=
+ rctx->type = MPI2_TYPE_CUDA;
+ rctx->reg_lock_flags |=
(MR_RL_FLAGS_GRANT_DESTINATION_CPU0 |
- MR_RL_FLAGS_SEQ_NUM_ENABLE);
- io_request->RaidContext.raid_context.nseg = 0x1;
- } else if (instance->adapter_type == VENTURA_SERIES) {
- io_request->RaidContext.raid_context_g35.routing_flags |=
- (1 << MR_RAID_CTX_ROUTINGFLAGS_SQN_SHIFT);
- io_request->RaidContext.raid_context_g35.nseg_type |=
- (1 << RAID_CONTEXT_NSEG_SHIFT);
- io_request->RaidContext.raid_context_g35.nseg_type |=
- (MPI2_TYPE_CUDA << RAID_CONTEXT_TYPE_SHIFT);
+ MR_RL_FLAGS_SEQ_NUM_ENABLE);
+ rctx->nseg = 0x1;
+ } else if (instance->adapter_type >= VENTURA_SERIES) {
+ rctx_g35->routing_flags |= (1 << MR_RAID_CTX_ROUTINGFLAGS_SQN_SHIFT);
+ rctx_g35->nseg_type |= (1 << RAID_CONTEXT_NSEG_SHIFT);
+ rctx_g35->nseg_type |= (MPI2_TYPE_CUDA << RAID_CONTEXT_TYPE_SHIFT);
}
io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
io_request->DevHandle = cpu_to_le16(device_id);
@@ -2832,7 +2902,7 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance,
device_id < instance->fw_supported_vd_count)) {
ld = MR_TargetIdToLdGet(device_id, local_map_ptr);
- if (ld >= instance->fw_supported_vd_count)
+ if (ld >= instance->fw_supported_vd_count - 1)
fp_possible = 0;
else {
raid = MR_LdRaidGet(ld, local_map_ptr);
@@ -2855,7 +2925,7 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance,
/* set RAID context values */
pRAID_Context->config_seq_num = raid->seqNum;
- if (instance->adapter_type != VENTURA_SERIES)
+ if (instance->adapter_type < VENTURA_SERIES)
pRAID_Context->reg_lock_flags = REGION_TYPE_SHARED_READ;
pRAID_Context->timeout_value =
cpu_to_le16(raid->fpIoTimeoutForLd);
@@ -2940,7 +3010,7 @@ megasas_build_syspd_fusion(struct megasas_instance *instance,
cpu_to_le16(device_id + (MAX_PHYSICAL_DEVICES - 1));
pRAID_Context->config_seq_num = pd_sync->seq[pd_index].seqNum;
io_request->DevHandle = pd_sync->seq[pd_index].devHandle;
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
io_request->RaidContext.raid_context_g35.routing_flags |=
(1 << MR_RAID_CTX_ROUTINGFLAGS_SQN_SHIFT);
io_request->RaidContext.raid_context_g35.nseg_type |=
@@ -3073,7 +3143,7 @@ megasas_build_io_fusion(struct megasas_instance *instance,
return 1;
}
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
set_num_sge(&io_request->RaidContext.raid_context_g35, sge_count);
cpu_to_le16s(&io_request->RaidContext.raid_context_g35.routing_flags);
cpu_to_le16s(&io_request->RaidContext.raid_context_g35.nseg_type);
@@ -3385,7 +3455,7 @@ complete_cmd_fusion(struct megasas_instance *instance, u32 MSIxIndex)
atomic_dec(&lbinfo->scsi_pending_cmds[cmd_fusion->pd_r1_lb]);
cmd_fusion->scmd->SCp.Status &= ~MEGASAS_LOAD_BALANCE_FLAG;
}
- //Fall thru and complete IO
+ /* Fall through - and complete IO */
case MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST: /* LD-IO Path */
atomic_dec(&instance->fw_outstanding);
if (cmd_fusion->r1_alt_dev_handle == MR_DEVHANDLE_INVALID) {
@@ -3501,18 +3571,13 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
{
struct megasas_instance *instance =
(struct megasas_instance *)instance_addr;
- unsigned long flags;
u32 count, MSIxIndex;
count = instance->msix_vectors > 0 ? instance->msix_vectors : 1;
/* If we have already declared adapter dead, donot complete cmds */
- spin_lock_irqsave(&instance->hba_lock, flags);
- if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR) {
- spin_unlock_irqrestore(&instance->hba_lock, flags);
+ if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR)
return;
- }
- spin_unlock_irqrestore(&instance->hba_lock, flags);
for (MSIxIndex = 0 ; MSIxIndex < count; MSIxIndex++)
complete_cmd_fusion(instance, MSIxIndex);
@@ -3525,48 +3590,24 @@ irqreturn_t megasas_isr_fusion(int irq, void *devp)
{
struct megasas_irq_context *irq_context = devp;
struct megasas_instance *instance = irq_context->instance;
- u32 mfiStatus, fw_state, dma_state;
+ u32 mfiStatus;
if (instance->mask_interrupts)
return IRQ_NONE;
if (!instance->msix_vectors) {
- mfiStatus = instance->instancet->clear_intr(instance->reg_set);
+ mfiStatus = instance->instancet->clear_intr(instance);
if (!mfiStatus)
return IRQ_NONE;
}
/* If we are resetting, bail */
if (test_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags)) {
- instance->instancet->clear_intr(instance->reg_set);
+ instance->instancet->clear_intr(instance);
return IRQ_HANDLED;
}
- if (!complete_cmd_fusion(instance, irq_context->MSIxIndex)) {
- instance->instancet->clear_intr(instance->reg_set);
- /* If we didn't complete any commands, check for FW fault */
- fw_state = instance->instancet->read_fw_status_reg(
- instance->reg_set) & MFI_STATE_MASK;
- dma_state = instance->instancet->read_fw_status_reg
- (instance->reg_set) & MFI_STATE_DMADONE;
- if (instance->crash_dump_drv_support &&
- instance->crash_dump_app_support) {
- /* Start collecting crash, if DMA bit is done */
- if ((fw_state == MFI_STATE_FAULT) && dma_state)
- schedule_work(&instance->crash_init);
- else if (fw_state == MFI_STATE_FAULT) {
- if (instance->unload == 0)
- schedule_work(&instance->work_init);
- }
- } else if (fw_state == MFI_STATE_FAULT) {
- dev_warn(&instance->pdev->dev, "Iop2SysDoorbellInt"
- "for scsi%d\n", instance->host->host_no);
- if (instance->unload == 0)
- schedule_work(&instance->work_init);
- }
- }
-
- return IRQ_HANDLED;
+ return complete_cmd_fusion(instance, irq_context->MSIxIndex);
}
/**
@@ -3692,9 +3733,9 @@ megasas_release_fusion(struct megasas_instance *instance)
* @regs: MFI register set
*/
static u32
-megasas_read_fw_status_reg_fusion(struct megasas_register_set __iomem *regs)
+megasas_read_fw_status_reg_fusion(struct megasas_instance *instance)
{
- return readl(&(regs)->outbound_scratch_pad);
+ return megasas_readl(instance, &instance->reg_set->outbound_scratch_pad_0);
}
/**
@@ -3756,11 +3797,12 @@ megasas_adp_reset_fusion(struct megasas_instance *instance,
writel(MPI2_WRSEQ_6TH_KEY_VALUE, &instance->reg_set->fusion_seq_offset);
/* Check that the diag write enable (DRWE) bit is on */
- host_diag = readl(&instance->reg_set->fusion_host_diag);
+ host_diag = megasas_readl(instance, &instance->reg_set->fusion_host_diag);
retry = 0;
while (!(host_diag & HOST_DIAG_WRITE_ENABLE)) {
msleep(100);
- host_diag = readl(&instance->reg_set->fusion_host_diag);
+ host_diag = megasas_readl(instance,
+ &instance->reg_set->fusion_host_diag);
if (retry++ == 100) {
dev_warn(&instance->pdev->dev,
"Host diag unlock failed from %s %d\n",
@@ -3777,11 +3819,12 @@ megasas_adp_reset_fusion(struct megasas_instance *instance,
msleep(3000);
/* Make sure reset adapter bit is cleared */
- host_diag = readl(&instance->reg_set->fusion_host_diag);
+ host_diag = megasas_readl(instance, &instance->reg_set->fusion_host_diag);
retry = 0;
while (host_diag & HOST_DIAG_RESET_ADAPTER) {
msleep(100);
- host_diag = readl(&instance->reg_set->fusion_host_diag);
+ host_diag = megasas_readl(instance,
+ &instance->reg_set->fusion_host_diag);
if (retry++ == 1000) {
dev_warn(&instance->pdev->dev,
"Diag reset adapter never cleared %s %d\n",
@@ -3792,14 +3835,14 @@ megasas_adp_reset_fusion(struct megasas_instance *instance,
if (host_diag & HOST_DIAG_RESET_ADAPTER)
return -1;
- abs_state = instance->instancet->read_fw_status_reg(instance->reg_set)
+ abs_state = instance->instancet->read_fw_status_reg(instance)
& MFI_STATE_MASK;
retry = 0;
while ((abs_state <= MFI_STATE_FW_INIT) && (retry++ < 1000)) {
msleep(100);
abs_state = instance->instancet->
- read_fw_status_reg(instance->reg_set) & MFI_STATE_MASK;
+ read_fw_status_reg(instance) & MFI_STATE_MASK;
}
if (abs_state <= MFI_STATE_FW_INIT) {
dev_warn(&instance->pdev->dev,
@@ -3822,17 +3865,60 @@ megasas_check_reset_fusion(struct megasas_instance *instance,
return 0;
}
+/**
+ * megasas_trigger_snap_dump - Trigger snap dump in FW
+ * @instance: Soft instance of adapter
+ */
+static inline void megasas_trigger_snap_dump(struct megasas_instance *instance)
+{
+ int j;
+ u32 fw_state;
+
+ if (!instance->disableOnlineCtrlReset) {
+ dev_info(&instance->pdev->dev, "Trigger snap dump\n");
+ writel(MFI_ADP_TRIGGER_SNAP_DUMP,
+ &instance->reg_set->doorbell);
+ readl(&instance->reg_set->doorbell);
+ }
+
+ for (j = 0; j < instance->snapdump_wait_time; j++) {
+ fw_state = instance->instancet->read_fw_status_reg(instance) &
+ MFI_STATE_MASK;
+ if (fw_state == MFI_STATE_FAULT) {
+ dev_err(&instance->pdev->dev,
+ "Found FW in FAULT state, after snap dump trigger\n");
+ return;
+ }
+ msleep(1000);
+ }
+}
+
/* This function waits for outstanding commands on fusion to complete */
int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance,
int reason, int *convert)
{
int i, outstanding, retval = 0, hb_seconds_missed = 0;
u32 fw_state;
+ u32 waittime_for_io_completion;
+
+ waittime_for_io_completion =
+ min_t(u32, resetwaittime,
+ (resetwaittime - instance->snapdump_wait_time));
- for (i = 0; i < resetwaittime; i++) {
+ if (reason == MFI_IO_TIMEOUT_OCR) {
+ dev_info(&instance->pdev->dev,
+ "MFI command is timed out\n");
+ megasas_complete_cmd_dpc_fusion((unsigned long)instance);
+ if (instance->snapdump_wait_time)
+ megasas_trigger_snap_dump(instance);
+ retval = 1;
+ goto out;
+ }
+
+ for (i = 0; i < waittime_for_io_completion; i++) {
/* Check if firmware is in fault state */
- fw_state = instance->instancet->read_fw_status_reg(
- instance->reg_set) & MFI_STATE_MASK;
+ fw_state = instance->instancet->read_fw_status_reg(instance) &
+ MFI_STATE_MASK;
if (fw_state == MFI_STATE_FAULT) {
dev_warn(&instance->pdev->dev, "Found FW in FAULT state,"
" will reset adapter scsi%d.\n",
@@ -3850,13 +3936,6 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance,
goto out;
}
- if (reason == MFI_IO_TIMEOUT_OCR) {
- dev_info(&instance->pdev->dev,
- "MFI IO is timed out, initiating OCR\n");
- megasas_complete_cmd_dpc_fusion((unsigned long)instance);
- retval = 1;
- goto out;
- }
/* If SR-IOV VF mode & heartbeat timeout, don't wait */
if (instance->requestorId && !reason) {
@@ -3901,6 +3980,12 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance,
msleep(1000);
}
+ if (instance->snapdump_wait_time) {
+ megasas_trigger_snap_dump(instance);
+ retval = 1;
+ goto out;
+ }
+
if (atomic_read(&instance->fw_outstanding)) {
dev_err(&instance->pdev->dev, "pending commands remain after waiting, "
"will reset adapter scsi%d.\n",
@@ -3908,6 +3993,7 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance,
*convert = 1;
retval = 1;
}
+
out:
return retval;
}
@@ -4518,7 +4604,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason)
mutex_unlock(&instance->reset_mutex);
return FAILED;
}
- status_reg = instance->instancet->read_fw_status_reg(instance->reg_set);
+ status_reg = instance->instancet->read_fw_status_reg(instance);
abs_state = status_reg & MFI_STATE_MASK;
/* IO timeout detected, forcibly put FW in FAULT state */
@@ -4527,7 +4613,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason)
dev_info(&instance->pdev->dev, "IO/DCMD timeout is detected, "
"forcibly FAULT Firmware\n");
atomic_set(&instance->adprecovery, MEGASAS_ADPRESET_SM_INFAULT);
- status_reg = readl(&instance->reg_set->doorbell);
+ status_reg = megasas_readl(instance, &instance->reg_set->doorbell);
writel(status_reg | MFI_STATE_FORCE_OCR,
&instance->reg_set->doorbell);
readl(&instance->reg_set->doorbell);
@@ -4578,7 +4664,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason)
for (i = 0 ; i < instance->max_scsi_cmds; i++) {
cmd_fusion = fusion->cmd_list[i];
/*check for extra commands issued by driver*/
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
r1_cmd = fusion->cmd_list[i + instance->max_fw_cmds];
megasas_return_cmd_fusion(instance, r1_cmd);
}
@@ -4605,8 +4691,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason)
atomic_set(&instance->fw_outstanding, 0);
- status_reg = instance->instancet->read_fw_status_reg(
- instance->reg_set);
+ status_reg = instance->instancet->read_fw_status_reg(instance);
abs_state = status_reg & MFI_STATE_MASK;
reset_adapter = status_reg & MFI_RESET_ADAPTER;
if (instance->disableOnlineCtrlReset ||
@@ -4677,7 +4762,7 @@ transition_to_ready:
megasas_setup_jbod_map(instance);
/* reset stream detection array */
- if (instance->adapter_type == VENTURA_SERIES) {
+ if (instance->adapter_type >= VENTURA_SERIES) {
for (j = 0; j < MAX_LOGICAL_DRIVES_EXT; ++j) {
memset(fusion->stream_detect_by_ld[j],
0, sizeof(struct LD_STREAM_DETECT));
@@ -4721,6 +4806,13 @@ transition_to_ready:
megasas_set_crash_dump_params(instance,
MR_CRASH_BUF_TURN_OFF);
+ if (instance->snapdump_wait_time) {
+ megasas_get_snapdump_properties(instance);
+ dev_info(&instance->pdev->dev,
+ "Snap dump wait time\t: %d\n",
+ instance->snapdump_wait_time);
+ }
+
retval = SUCCESS;
/* Adapter reset completed successfully */
@@ -4752,16 +4844,15 @@ out:
return retval;
}
-/* Fusion Crash dump collection work queue */
-void megasas_fusion_crash_dump_wq(struct work_struct *work)
+/* Fusion Crash dump collection */
+void megasas_fusion_crash_dump(struct megasas_instance *instance)
{
- struct megasas_instance *instance =
- container_of(work, struct megasas_instance, crash_init);
u32 status_reg;
u8 partial_copy = 0;
+ int wait = 0;
- status_reg = instance->instancet->read_fw_status_reg(instance->reg_set);
+ status_reg = instance->instancet->read_fw_status_reg(instance);
/*
* Allocate host crash buffers to copy data from 1 MB DMA crash buffer
@@ -4777,8 +4868,8 @@ void megasas_fusion_crash_dump_wq(struct work_struct *work)
"crash dump and initiating OCR\n");
status_reg |= MFI_STATE_CRASH_DUMP_DONE;
writel(status_reg,
- &instance->reg_set->outbound_scratch_pad);
- readl(&instance->reg_set->outbound_scratch_pad);
+ &instance->reg_set->outbound_scratch_pad_0);
+ readl(&instance->reg_set->outbound_scratch_pad_0);
return;
}
megasas_alloc_host_crash_buffer(instance);
@@ -4786,21 +4877,41 @@ void megasas_fusion_crash_dump_wq(struct work_struct *work)
"allocated: %d\n", instance->drv_buf_alloc);
}
- /*
- * Driver has allocated max buffers, which can be allocated
- * and FW has more crash dump data, then driver will
- * ignore the data.
- */
- if (instance->drv_buf_index >= (instance->drv_buf_alloc)) {
- dev_info(&instance->pdev->dev, "Driver is done copying "
- "the buffer: %d\n", instance->drv_buf_alloc);
- status_reg |= MFI_STATE_CRASH_DUMP_DONE;
- partial_copy = 1;
- } else {
- memcpy(instance->crash_buf[instance->drv_buf_index],
- instance->crash_dump_buf, CRASH_DMA_BUF_SIZE);
- instance->drv_buf_index++;
- status_reg &= ~MFI_STATE_DMADONE;
+ while (!(status_reg & MFI_STATE_CRASH_DUMP_DONE) &&
+ (wait < MEGASAS_WATCHDOG_WAIT_COUNT)) {
+ if (!(status_reg & MFI_STATE_DMADONE)) {
+ /*
+ * Next crash dump buffer is not yet DMA'd by FW
+ * Check after 10ms. Wait for 1 second for FW to
+ * post the next buffer. If not bail out.
+ */
+ wait++;
+ msleep(MEGASAS_WAIT_FOR_NEXT_DMA_MSECS);
+ status_reg = instance->instancet->read_fw_status_reg(
+ instance);
+ continue;
+ }
+
+ wait = 0;
+ if (instance->drv_buf_index >= instance->drv_buf_alloc) {
+ dev_info(&instance->pdev->dev,
+ "Driver is done copying the buffer: %d\n",
+ instance->drv_buf_alloc);
+ status_reg |= MFI_STATE_CRASH_DUMP_DONE;
+ partial_copy = 1;
+ break;
+ } else {
+ memcpy(instance->crash_buf[instance->drv_buf_index],
+ instance->crash_dump_buf, CRASH_DMA_BUF_SIZE);
+ instance->drv_buf_index++;
+ status_reg &= ~MFI_STATE_DMADONE;
+ }
+
+ writel(status_reg, &instance->reg_set->outbound_scratch_pad_0);
+ readl(&instance->reg_set->outbound_scratch_pad_0);
+
+ msleep(MEGASAS_WAIT_FOR_NEXT_DMA_MSECS);
+ status_reg = instance->instancet->read_fw_status_reg(instance);
}
if (status_reg & MFI_STATE_CRASH_DUMP_DONE) {
@@ -4809,13 +4920,10 @@ void megasas_fusion_crash_dump_wq(struct work_struct *work)
instance->fw_crash_buffer_size = instance->drv_buf_index;
instance->fw_crash_state = AVAILABLE;
instance->drv_buf_index = 0;
- writel(status_reg, &instance->reg_set->outbound_scratch_pad);
- readl(&instance->reg_set->outbound_scratch_pad);
+ writel(status_reg, &instance->reg_set->outbound_scratch_pad_0);
+ readl(&instance->reg_set->outbound_scratch_pad_0);
if (!partial_copy)
megasas_reset_fusion(instance->host, 0);
- } else {
- writel(status_reg, &instance->reg_set->outbound_scratch_pad);
- readl(&instance->reg_set->outbound_scratch_pad);
}
}
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h
index 8e5ebee6517f..ca73c50fe723 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.h
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h
@@ -2,7 +2,8 @@
* Linux MegaRAID driver for SAS based RAID controllers
*
* Copyright (c) 2009-2013 LSI Corporation
- * Copyright (c) 2013-2014 Avago Technologies
+ * Copyright (c) 2013-2016 Avago Technologies
+ * Copyright (c) 2016-2018 Broadcom Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -19,16 +20,13 @@
*
* FILE: megaraid_sas_fusion.h
*
- * Authors: Avago Technologies
+ * Authors: Broadcom Inc.
* Manoj Jose
* Sumant Patro
- * Kashyap Desai <kashyap.desai@avagotech.com>
- * Sumit Saxena <sumit.saxena@avagotech.com>
+ * Kashyap Desai <kashyap.desai@broadcom.com>
+ * Sumit Saxena <sumit.saxena@broadcom.com>
*
- * Send feedback to: megaraidlinux.pdl@avagotech.com
- *
- * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
- * San Jose, California 95131
+ * Send feedback to: megaraidlinux.pdl@broadcom.com
*/
#ifndef _MEGARAID_SAS_FUSION_H_
@@ -725,6 +723,7 @@ struct MPI2_IOC_INIT_REQUEST {
#define MR_DCMD_CTRL_SHARED_HOST_MEM_ALLOC 0x010e8485 /* SR-IOV HB alloc*/
#define MR_DCMD_LD_VF_MAP_GET_ALL_LDS_111 0x03200200
#define MR_DCMD_LD_VF_MAP_GET_ALL_LDS 0x03150200
+#define MR_DCMD_CTRL_SNAPDUMP_GET_PROPERTIES 0x01200100
struct MR_DEV_HANDLE_INFO {
__le16 curDevHdl;
@@ -1063,6 +1062,9 @@ struct MR_FW_RAID_MAP_DYNAMIC {
#define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP (0x08)
#define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL (0x10)
+#define MEGASAS_DEFAULT_SNAP_DUMP_WAIT_TIME 15
+#define MEGASAS_MAX_SNAP_DUMP_WAIT_TIME 60
+
struct megasas_register_set;
struct megasas_instance;
@@ -1350,6 +1352,14 @@ enum CMD_RET_VALUES {
RETURN_CMD = 3,
};
+struct MR_SNAPDUMP_PROPERTIES {
+ u8 offload_num;
+ u8 max_num_supported;
+ u8 cur_num_supported;
+ u8 trigger_min_num_sec_before_ocr;
+ u8 reserved[12];
+};
+
void megasas_free_cmds_fusion(struct megasas_instance *instance);
int megasas_ioc_init_fusion(struct megasas_instance *instance);
u8 megasas_get_map_info(struct megasas_instance *instance);
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-21 23:07:50 +0300