scsi: megaraid_sas: Print FW fault information (b6661342) · Commits · 戴 / test

drivers/scsi/megaraid/megaraid_sas.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -135,6 +135,8 @@
		#define MFI_RESET_ADAPTER 0x00000002
		#define MEGAMFI_FRAME_SIZE 64

		#define MFI_STATE_FAULT_CODE 0x0FFF0000
		#define MFI_STATE_FAULT_SUBCODE 0x0000FF00
		/*
		* During FW init, clear pending cmds & reset state using inbound_msg_0
		*

drivers/scsi/megaraid/megaraid_sas_base.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -3918,7 +3918,10 @@ megasas_transition_to_ready(struct megasas_instance *instance, int ocr)
		switch (fw_state) {

		case MFI_STATE_FAULT:
		dev_printk(KERN_DEBUG, &instance->pdev->dev, "FW in FAULT state!!\n");
		dev_printk(KERN_ERR, &instance->pdev->dev,
		"FW in FAULT state, Fault code:0x%x subcode:0x%x func:%s\n",
		abs_state & MFI_STATE_FAULT_CODE,
		abs_state & MFI_STATE_FAULT_SUBCODE, __func__);
		if (ocr) {
		max_wait = MEGASAS_RESET_WAIT_TIME;
		cur_state = MFI_STATE_FAULT;

drivers/scsi/megaraid/megaraid_sas_fusion.c

+14 −11

Original line number	Diff line number	Diff line
		@@ -3983,7 +3983,7 @@ megasas_check_reset_fusion(struct megasas_instance *instance,
		static inline void megasas_trigger_snap_dump(struct megasas_instance *instance)
		{
		int j;
		u32 fw_state;
		u32 fw_state, abs_state;

		if (!instance->disableOnlineCtrlReset) {
		dev_info(&instance->pdev->dev, "Trigger snap dump\n");
		@@ -3993,11 +3993,13 @@ static inline void megasas_trigger_snap_dump(struct megasas_instance *instance)
		}

		for (j = 0; j < instance->snapdump_wait_time; j++) {
		fw_state = instance->instancet->read_fw_status_reg(instance) &
		MFI_STATE_MASK;
		abs_state = instance->instancet->read_fw_status_reg(instance);
		fw_state = abs_state & MFI_STATE_MASK;
		if (fw_state == MFI_STATE_FAULT) {
		dev_err(&instance->pdev->dev,
		"Found FW in FAULT state, after snap dump trigger\n");
		dev_printk(KERN_ERR, &instance->pdev->dev,
		"FW in FAULT state Fault code:0x%x subcode:0x%x func:%s\n",
		abs_state & MFI_STATE_FAULT_CODE,
		abs_state & MFI_STATE_FAULT_SUBCODE, __func__);
		return;
		}
		msleep(1000);
		@@ -4009,7 +4011,7 @@ 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 fw_state, abs_state;
		u32 waittime_for_io_completion;

		waittime_for_io_completion =
		@@ -4028,12 +4030,13 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance,

		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) &
		MFI_STATE_MASK;
		abs_state = instance->instancet->read_fw_status_reg(instance);
		fw_state = abs_state & 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",
		instance->host->host_no);
		dev_printk(KERN_ERR, &instance->pdev->dev,
		"FW in FAULT state Fault code:0x%x subcode:0x%x func:%s\n",
		abs_state & MFI_STATE_FAULT_CODE,
		abs_state & MFI_STATE_FAULT_SUBCODE, __func__);
		megasas_complete_cmd_dpc_fusion((unsigned long)instance);
		if (instance->requestorId && reason) {
		dev_warn(&instance->pdev->dev, "SR-IOV Found FW in FAULT"

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