mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-06 14:26:41 +07:00
0bf0efa1f1
Fix the following typos/spelling mistakes: "attribure" -> "attribute" "suppored" -> "supported" "Symobilic" -> "Symbolic" "iteself" -> "itself" "reqeust" -> "request" "nvme_wait_on_comand" -> "nvme_wait_on_command" "bount" -> "bound" "captrue_mask" -> "capture_mask" "tempelate" -> "template" ..and also unwrap a line to fix a checkpatch warning. Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
4092 lines
107 KiB
C
4092 lines
107 KiB
C
/*
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* QLogic Fibre Channel HBA Driver
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* Copyright (c) 2003-2014 QLogic Corporation
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*
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* See LICENSE.qla2xxx for copyright and licensing details.
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*/
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#include <linux/vmalloc.h>
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#include <linux/delay.h>
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#include "qla_def.h"
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#include "qla_gbl.h"
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#include <linux/delay.h>
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#define TIMEOUT_100_MS 100
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static const uint32_t qla8044_reg_tbl[] = {
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QLA8044_PEG_HALT_STATUS1,
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QLA8044_PEG_HALT_STATUS2,
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QLA8044_PEG_ALIVE_COUNTER,
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QLA8044_CRB_DRV_ACTIVE,
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QLA8044_CRB_DEV_STATE,
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QLA8044_CRB_DRV_STATE,
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QLA8044_CRB_DRV_SCRATCH,
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QLA8044_CRB_DEV_PART_INFO1,
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QLA8044_CRB_IDC_VER_MAJOR,
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QLA8044_FW_VER_MAJOR,
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QLA8044_FW_VER_MINOR,
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QLA8044_FW_VER_SUB,
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QLA8044_CMDPEG_STATE,
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QLA8044_ASIC_TEMP,
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};
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/* 8044 Flash Read/Write functions */
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uint32_t
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qla8044_rd_reg(struct qla_hw_data *ha, ulong addr)
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{
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return readl((void __iomem *) (ha->nx_pcibase + addr));
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}
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void
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qla8044_wr_reg(struct qla_hw_data *ha, ulong addr, uint32_t val)
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{
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writel(val, (void __iomem *)((ha)->nx_pcibase + addr));
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}
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int
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qla8044_rd_direct(struct scsi_qla_host *vha,
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const uint32_t crb_reg)
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{
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struct qla_hw_data *ha = vha->hw;
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if (crb_reg < CRB_REG_INDEX_MAX)
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return qla8044_rd_reg(ha, qla8044_reg_tbl[crb_reg]);
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else
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return QLA_FUNCTION_FAILED;
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}
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void
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qla8044_wr_direct(struct scsi_qla_host *vha,
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const uint32_t crb_reg,
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const uint32_t value)
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{
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struct qla_hw_data *ha = vha->hw;
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if (crb_reg < CRB_REG_INDEX_MAX)
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qla8044_wr_reg(ha, qla8044_reg_tbl[crb_reg], value);
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}
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static int
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qla8044_set_win_base(scsi_qla_host_t *vha, uint32_t addr)
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{
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uint32_t val;
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int ret_val = QLA_SUCCESS;
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struct qla_hw_data *ha = vha->hw;
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qla8044_wr_reg(ha, QLA8044_CRB_WIN_FUNC(ha->portnum), addr);
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val = qla8044_rd_reg(ha, QLA8044_CRB_WIN_FUNC(ha->portnum));
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if (val != addr) {
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ql_log(ql_log_warn, vha, 0xb087,
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"%s: Failed to set register window : "
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"addr written 0x%x, read 0x%x!\n",
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__func__, addr, val);
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ret_val = QLA_FUNCTION_FAILED;
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}
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return ret_val;
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}
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static int
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qla8044_rd_reg_indirect(scsi_qla_host_t *vha, uint32_t addr, uint32_t *data)
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{
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int ret_val = QLA_SUCCESS;
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struct qla_hw_data *ha = vha->hw;
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ret_val = qla8044_set_win_base(vha, addr);
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if (!ret_val)
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*data = qla8044_rd_reg(ha, QLA8044_WILDCARD);
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else
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ql_log(ql_log_warn, vha, 0xb088,
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"%s: failed read of addr 0x%x!\n", __func__, addr);
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return ret_val;
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}
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static int
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qla8044_wr_reg_indirect(scsi_qla_host_t *vha, uint32_t addr, uint32_t data)
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{
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int ret_val = QLA_SUCCESS;
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struct qla_hw_data *ha = vha->hw;
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ret_val = qla8044_set_win_base(vha, addr);
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if (!ret_val)
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qla8044_wr_reg(ha, QLA8044_WILDCARD, data);
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else
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ql_log(ql_log_warn, vha, 0xb089,
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"%s: failed wrt to addr 0x%x, data 0x%x\n",
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__func__, addr, data);
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return ret_val;
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}
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/*
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* qla8044_read_write_crb_reg - Read from raddr and write value to waddr.
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*
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* @ha : Pointer to adapter structure
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* @raddr : CRB address to read from
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* @waddr : CRB address to write to
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*
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*/
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static void
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qla8044_read_write_crb_reg(struct scsi_qla_host *vha,
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uint32_t raddr, uint32_t waddr)
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{
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uint32_t value;
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qla8044_rd_reg_indirect(vha, raddr, &value);
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qla8044_wr_reg_indirect(vha, waddr, value);
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}
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static int
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qla8044_poll_wait_for_ready(struct scsi_qla_host *vha, uint32_t addr1,
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uint32_t mask)
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{
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unsigned long timeout;
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uint32_t temp;
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/* jiffies after 100ms */
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timeout = jiffies + msecs_to_jiffies(TIMEOUT_100_MS);
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do {
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qla8044_rd_reg_indirect(vha, addr1, &temp);
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if ((temp & mask) != 0)
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break;
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if (time_after_eq(jiffies, timeout)) {
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ql_log(ql_log_warn, vha, 0xb151,
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"Error in processing rdmdio entry\n");
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return -1;
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}
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} while (1);
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return 0;
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}
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static uint32_t
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qla8044_ipmdio_rd_reg(struct scsi_qla_host *vha,
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uint32_t addr1, uint32_t addr3, uint32_t mask, uint32_t addr)
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{
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uint32_t temp;
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int ret = 0;
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ret = qla8044_poll_wait_for_ready(vha, addr1, mask);
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if (ret == -1)
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return -1;
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temp = (0x40000000 | addr);
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qla8044_wr_reg_indirect(vha, addr1, temp);
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ret = qla8044_poll_wait_for_ready(vha, addr1, mask);
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if (ret == -1)
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return 0;
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qla8044_rd_reg_indirect(vha, addr3, &ret);
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return ret;
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}
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static int
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qla8044_poll_wait_ipmdio_bus_idle(struct scsi_qla_host *vha,
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uint32_t addr1, uint32_t addr2, uint32_t addr3, uint32_t mask)
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{
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unsigned long timeout;
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uint32_t temp;
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/* jiffies after 100 msecs */
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timeout = jiffies + msecs_to_jiffies(TIMEOUT_100_MS);
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do {
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temp = qla8044_ipmdio_rd_reg(vha, addr1, addr3, mask, addr2);
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if ((temp & 0x1) != 1)
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break;
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if (time_after_eq(jiffies, timeout)) {
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ql_log(ql_log_warn, vha, 0xb152,
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"Error in processing mdiobus idle\n");
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return -1;
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}
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} while (1);
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return 0;
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}
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static int
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qla8044_ipmdio_wr_reg(struct scsi_qla_host *vha, uint32_t addr1,
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uint32_t addr3, uint32_t mask, uint32_t addr, uint32_t value)
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{
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int ret = 0;
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ret = qla8044_poll_wait_for_ready(vha, addr1, mask);
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if (ret == -1)
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return -1;
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qla8044_wr_reg_indirect(vha, addr3, value);
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qla8044_wr_reg_indirect(vha, addr1, addr);
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ret = qla8044_poll_wait_for_ready(vha, addr1, mask);
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if (ret == -1)
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return -1;
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return 0;
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}
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/*
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* qla8044_rmw_crb_reg - Read value from raddr, AND with test_mask,
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* Shift Left,Right/OR/XOR with values RMW header and write value to waddr.
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*
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* @vha : Pointer to adapter structure
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* @raddr : CRB address to read from
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* @waddr : CRB address to write to
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* @p_rmw_hdr : header with shift/or/xor values.
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*
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*/
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static void
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qla8044_rmw_crb_reg(struct scsi_qla_host *vha,
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uint32_t raddr, uint32_t waddr, struct qla8044_rmw *p_rmw_hdr)
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{
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uint32_t value;
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if (p_rmw_hdr->index_a)
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value = vha->reset_tmplt.array[p_rmw_hdr->index_a];
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else
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qla8044_rd_reg_indirect(vha, raddr, &value);
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value &= p_rmw_hdr->test_mask;
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value <<= p_rmw_hdr->shl;
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value >>= p_rmw_hdr->shr;
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value |= p_rmw_hdr->or_value;
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value ^= p_rmw_hdr->xor_value;
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qla8044_wr_reg_indirect(vha, waddr, value);
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return;
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}
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static inline void
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qla8044_set_qsnt_ready(struct scsi_qla_host *vha)
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{
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uint32_t qsnt_state;
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struct qla_hw_data *ha = vha->hw;
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qsnt_state = qla8044_rd_direct(vha, QLA8044_CRB_DRV_STATE_INDEX);
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qsnt_state |= (1 << ha->portnum);
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qla8044_wr_direct(vha, QLA8044_CRB_DRV_STATE_INDEX, qsnt_state);
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ql_log(ql_log_info, vha, 0xb08e, "%s(%ld): qsnt_state: 0x%08x\n",
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__func__, vha->host_no, qsnt_state);
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}
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void
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qla8044_clear_qsnt_ready(struct scsi_qla_host *vha)
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{
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uint32_t qsnt_state;
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struct qla_hw_data *ha = vha->hw;
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qsnt_state = qla8044_rd_direct(vha, QLA8044_CRB_DRV_STATE_INDEX);
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qsnt_state &= ~(1 << ha->portnum);
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qla8044_wr_direct(vha, QLA8044_CRB_DRV_STATE_INDEX, qsnt_state);
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ql_log(ql_log_info, vha, 0xb08f, "%s(%ld): qsnt_state: 0x%08x\n",
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__func__, vha->host_no, qsnt_state);
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}
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/**
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*
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* qla8044_lock_recovery - Recovers the idc_lock.
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* @ha : Pointer to adapter structure
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*
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* Lock Recovery Register
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* 5-2 Lock recovery owner: Function ID of driver doing lock recovery,
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* valid if bits 1..0 are set by driver doing lock recovery.
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* 1-0 1 - Driver intends to force unlock the IDC lock.
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* 2 - Driver is moving forward to unlock the IDC lock. Driver clears
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* this field after force unlocking the IDC lock.
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*
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* Lock Recovery process
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* a. Read the IDC_LOCK_RECOVERY register. If the value in bits 1..0 is
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* greater than 0, then wait for the other driver to unlock otherwise
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* move to the next step.
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* b. Indicate intent to force-unlock by writing 1h to the IDC_LOCK_RECOVERY
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* register bits 1..0 and also set the function# in bits 5..2.
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* c. Read the IDC_LOCK_RECOVERY register again after a delay of 200ms.
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* Wait for the other driver to perform lock recovery if the function
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* number in bits 5..2 has changed, otherwise move to the next step.
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* d. Write a value of 2h to the IDC_LOCK_RECOVERY register bits 1..0
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* leaving your function# in bits 5..2.
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* e. Force unlock using the DRIVER_UNLOCK register and immediately clear
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* the IDC_LOCK_RECOVERY bits 5..0 by writing 0.
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**/
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static int
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qla8044_lock_recovery(struct scsi_qla_host *vha)
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{
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uint32_t lock = 0, lockid;
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struct qla_hw_data *ha = vha->hw;
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lockid = qla8044_rd_reg(ha, QLA8044_DRV_LOCKRECOVERY);
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/* Check for other Recovery in progress, go wait */
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if ((lockid & IDC_LOCK_RECOVERY_STATE_MASK) != 0)
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return QLA_FUNCTION_FAILED;
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/* Intent to Recover */
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qla8044_wr_reg(ha, QLA8044_DRV_LOCKRECOVERY,
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(ha->portnum <<
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IDC_LOCK_RECOVERY_STATE_SHIFT_BITS) | INTENT_TO_RECOVER);
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msleep(200);
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/* Check Intent to Recover is advertised */
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lockid = qla8044_rd_reg(ha, QLA8044_DRV_LOCKRECOVERY);
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if ((lockid & IDC_LOCK_RECOVERY_OWNER_MASK) != (ha->portnum <<
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IDC_LOCK_RECOVERY_STATE_SHIFT_BITS))
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return QLA_FUNCTION_FAILED;
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ql_dbg(ql_dbg_p3p, vha, 0xb08B, "%s:%d: IDC Lock recovery initiated\n"
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, __func__, ha->portnum);
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/* Proceed to Recover */
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qla8044_wr_reg(ha, QLA8044_DRV_LOCKRECOVERY,
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(ha->portnum << IDC_LOCK_RECOVERY_STATE_SHIFT_BITS) |
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PROCEED_TO_RECOVER);
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/* Force Unlock() */
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qla8044_wr_reg(ha, QLA8044_DRV_LOCK_ID, 0xFF);
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qla8044_rd_reg(ha, QLA8044_DRV_UNLOCK);
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/* Clear bits 0-5 in IDC_RECOVERY register*/
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qla8044_wr_reg(ha, QLA8044_DRV_LOCKRECOVERY, 0);
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/* Get lock() */
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lock = qla8044_rd_reg(ha, QLA8044_DRV_LOCK);
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if (lock) {
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lockid = qla8044_rd_reg(ha, QLA8044_DRV_LOCK_ID);
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lockid = ((lockid + (1 << 8)) & ~0xFF) | ha->portnum;
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qla8044_wr_reg(ha, QLA8044_DRV_LOCK_ID, lockid);
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return QLA_SUCCESS;
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} else
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return QLA_FUNCTION_FAILED;
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}
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int
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qla8044_idc_lock(struct qla_hw_data *ha)
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{
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uint32_t ret_val = QLA_SUCCESS, timeout = 0, status = 0;
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uint32_t lock_id, lock_cnt, func_num, tmo_owner = 0, first_owner = 0;
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scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
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while (status == 0) {
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/* acquire semaphore5 from PCI HW block */
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status = qla8044_rd_reg(ha, QLA8044_DRV_LOCK);
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if (status) {
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/* Increment Counter (8-31) and update func_num (0-7) on
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* getting a successful lock */
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lock_id = qla8044_rd_reg(ha, QLA8044_DRV_LOCK_ID);
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lock_id = ((lock_id + (1 << 8)) & ~0xFF) | ha->portnum;
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qla8044_wr_reg(ha, QLA8044_DRV_LOCK_ID, lock_id);
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break;
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}
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if (timeout == 0)
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first_owner = qla8044_rd_reg(ha, QLA8044_DRV_LOCK_ID);
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if (++timeout >=
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(QLA8044_DRV_LOCK_TIMEOUT / QLA8044_DRV_LOCK_MSLEEP)) {
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tmo_owner = qla8044_rd_reg(ha, QLA8044_DRV_LOCK_ID);
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func_num = tmo_owner & 0xFF;
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lock_cnt = tmo_owner >> 8;
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ql_log(ql_log_warn, vha, 0xb114,
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"%s: Lock by func %d failed after 2s, lock held "
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"by func %d, lock count %d, first_owner %d\n",
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__func__, ha->portnum, func_num, lock_cnt,
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(first_owner & 0xFF));
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if (first_owner != tmo_owner) {
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/* Some other driver got lock,
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* OR same driver got lock again (counter
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* value changed), when we were waiting for
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* lock. Retry for another 2 sec */
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ql_dbg(ql_dbg_p3p, vha, 0xb115,
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"%s: %d: IDC lock failed\n",
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__func__, ha->portnum);
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timeout = 0;
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} else {
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/* Same driver holding lock > 2sec.
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* Force Recovery */
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if (qla8044_lock_recovery(vha) == QLA_SUCCESS) {
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/* Recovered and got lock */
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ret_val = QLA_SUCCESS;
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ql_dbg(ql_dbg_p3p, vha, 0xb116,
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"%s:IDC lock Recovery by %d"
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"successful...\n", __func__,
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ha->portnum);
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}
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/* Recovery Failed, some other function
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* has the lock, wait for 2secs
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* and retry
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*/
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ql_dbg(ql_dbg_p3p, vha, 0xb08a,
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"%s: IDC lock Recovery by %d "
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"failed, Retrying timeout\n", __func__,
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ha->portnum);
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timeout = 0;
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}
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}
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msleep(QLA8044_DRV_LOCK_MSLEEP);
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}
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return ret_val;
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}
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|
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void
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qla8044_idc_unlock(struct qla_hw_data *ha)
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{
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int id;
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scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
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id = qla8044_rd_reg(ha, QLA8044_DRV_LOCK_ID);
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if ((id & 0xFF) != ha->portnum) {
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ql_log(ql_log_warn, vha, 0xb118,
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"%s: IDC Unlock by %d failed, lock owner is %d!\n",
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__func__, ha->portnum, (id & 0xFF));
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return;
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}
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|
|
/* Keep lock counter value, update the ha->func_num to 0xFF */
|
|
qla8044_wr_reg(ha, QLA8044_DRV_LOCK_ID, (id | 0xFF));
|
|
qla8044_rd_reg(ha, QLA8044_DRV_UNLOCK);
|
|
}
|
|
|
|
/* 8044 Flash Lock/Unlock functions */
|
|
static int
|
|
qla8044_flash_lock(scsi_qla_host_t *vha)
|
|
{
|
|
int lock_owner;
|
|
int timeout = 0;
|
|
uint32_t lock_status = 0;
|
|
int ret_val = QLA_SUCCESS;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
while (lock_status == 0) {
|
|
lock_status = qla8044_rd_reg(ha, QLA8044_FLASH_LOCK);
|
|
if (lock_status)
|
|
break;
|
|
|
|
if (++timeout >= QLA8044_FLASH_LOCK_TIMEOUT / 20) {
|
|
lock_owner = qla8044_rd_reg(ha,
|
|
QLA8044_FLASH_LOCK_ID);
|
|
ql_log(ql_log_warn, vha, 0xb113,
|
|
"%s: Simultaneous flash access by following ports, active port = %d: accessing port = %d",
|
|
__func__, ha->portnum, lock_owner);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
break;
|
|
}
|
|
msleep(20);
|
|
}
|
|
qla8044_wr_reg(ha, QLA8044_FLASH_LOCK_ID, ha->portnum);
|
|
return ret_val;
|
|
}
|
|
|
|
static void
|
|
qla8044_flash_unlock(scsi_qla_host_t *vha)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
/* Reading FLASH_UNLOCK register unlocks the Flash */
|
|
qla8044_wr_reg(ha, QLA8044_FLASH_LOCK_ID, 0xFF);
|
|
qla8044_rd_reg(ha, QLA8044_FLASH_UNLOCK);
|
|
}
|
|
|
|
|
|
static
|
|
void qla8044_flash_lock_recovery(struct scsi_qla_host *vha)
|
|
{
|
|
|
|
if (qla8044_flash_lock(vha)) {
|
|
/* Someone else is holding the lock. */
|
|
ql_log(ql_log_warn, vha, 0xb120, "Resetting flash_lock\n");
|
|
}
|
|
|
|
/*
|
|
* Either we got the lock, or someone
|
|
* else died while holding it.
|
|
* In either case, unlock.
|
|
*/
|
|
qla8044_flash_unlock(vha);
|
|
}
|
|
|
|
/*
|
|
* Address and length are byte address
|
|
*/
|
|
static int
|
|
qla8044_read_flash_data(scsi_qla_host_t *vha, uint8_t *p_data,
|
|
uint32_t flash_addr, int u32_word_count)
|
|
{
|
|
int i, ret_val = QLA_SUCCESS;
|
|
uint32_t u32_word;
|
|
|
|
if (qla8044_flash_lock(vha) != QLA_SUCCESS) {
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_lock_error;
|
|
}
|
|
|
|
if (flash_addr & 0x03) {
|
|
ql_log(ql_log_warn, vha, 0xb117,
|
|
"%s: Illegal addr = 0x%x\n", __func__, flash_addr);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_flash_read;
|
|
}
|
|
|
|
for (i = 0; i < u32_word_count; i++) {
|
|
if (qla8044_wr_reg_indirect(vha, QLA8044_FLASH_DIRECT_WINDOW,
|
|
(flash_addr & 0xFFFF0000))) {
|
|
ql_log(ql_log_warn, vha, 0xb119,
|
|
"%s: failed to write addr 0x%x to "
|
|
"FLASH_DIRECT_WINDOW\n! ",
|
|
__func__, flash_addr);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_flash_read;
|
|
}
|
|
|
|
ret_val = qla8044_rd_reg_indirect(vha,
|
|
QLA8044_FLASH_DIRECT_DATA(flash_addr),
|
|
&u32_word);
|
|
if (ret_val != QLA_SUCCESS) {
|
|
ql_log(ql_log_warn, vha, 0xb08c,
|
|
"%s: failed to read addr 0x%x!\n",
|
|
__func__, flash_addr);
|
|
goto exit_flash_read;
|
|
}
|
|
|
|
*(uint32_t *)p_data = u32_word;
|
|
p_data = p_data + 4;
|
|
flash_addr = flash_addr + 4;
|
|
}
|
|
|
|
exit_flash_read:
|
|
qla8044_flash_unlock(vha);
|
|
|
|
exit_lock_error:
|
|
return ret_val;
|
|
}
|
|
|
|
/*
|
|
* Address and length are byte address
|
|
*/
|
|
uint8_t *
|
|
qla8044_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
|
|
uint32_t offset, uint32_t length)
|
|
{
|
|
scsi_block_requests(vha->host);
|
|
if (qla8044_read_flash_data(vha, (uint8_t *)buf, offset, length / 4)
|
|
!= QLA_SUCCESS) {
|
|
ql_log(ql_log_warn, vha, 0xb08d,
|
|
"%s: Failed to read from flash\n",
|
|
__func__);
|
|
}
|
|
scsi_unblock_requests(vha->host);
|
|
return buf;
|
|
}
|
|
|
|
static inline int
|
|
qla8044_need_reset(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t drv_state, drv_active;
|
|
int rval;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
drv_active = qla8044_rd_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
drv_state = qla8044_rd_direct(vha, QLA8044_CRB_DRV_STATE_INDEX);
|
|
|
|
rval = drv_state & (1 << ha->portnum);
|
|
|
|
if (ha->flags.eeh_busy && drv_active)
|
|
rval = 1;
|
|
return rval;
|
|
}
|
|
|
|
/*
|
|
* qla8044_write_list - Write the value (p_entry->arg2) to address specified
|
|
* by p_entry->arg1 for all entries in header with delay of p_hdr->delay between
|
|
* entries.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : reset_entry header for WRITE_LIST opcode.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_write_list(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
struct qla8044_entry *p_entry;
|
|
uint32_t i;
|
|
|
|
p_entry = (struct qla8044_entry *)((char *)p_hdr +
|
|
sizeof(struct qla8044_reset_entry_hdr));
|
|
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++) {
|
|
qla8044_wr_reg_indirect(vha, p_entry->arg1, p_entry->arg2);
|
|
if (p_hdr->delay)
|
|
udelay((uint32_t)(p_hdr->delay));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_read_write_list - Read from address specified by p_entry->arg1,
|
|
* write value read to address specified by p_entry->arg2, for all entries in
|
|
* header with delay of p_hdr->delay between entries.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : reset_entry header for READ_WRITE_LIST opcode.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_read_write_list(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
struct qla8044_entry *p_entry;
|
|
uint32_t i;
|
|
|
|
p_entry = (struct qla8044_entry *)((char *)p_hdr +
|
|
sizeof(struct qla8044_reset_entry_hdr));
|
|
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++) {
|
|
qla8044_read_write_crb_reg(vha, p_entry->arg1,
|
|
p_entry->arg2);
|
|
if (p_hdr->delay)
|
|
udelay((uint32_t)(p_hdr->delay));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_poll_reg - Poll the given CRB addr for duration msecs till
|
|
* value read ANDed with test_mask is equal to test_result.
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
* @addr : CRB register address
|
|
* @duration : Poll for total of "duration" msecs
|
|
* @test_mask : Mask value read with "test_mask"
|
|
* @test_result : Compare (value&test_mask) with test_result.
|
|
*
|
|
* Return Value - QLA_SUCCESS/QLA_FUNCTION_FAILED
|
|
*/
|
|
static int
|
|
qla8044_poll_reg(struct scsi_qla_host *vha, uint32_t addr,
|
|
int duration, uint32_t test_mask, uint32_t test_result)
|
|
{
|
|
uint32_t value;
|
|
int timeout_error;
|
|
uint8_t retries;
|
|
int ret_val = QLA_SUCCESS;
|
|
|
|
ret_val = qla8044_rd_reg_indirect(vha, addr, &value);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
timeout_error = 1;
|
|
goto exit_poll_reg;
|
|
}
|
|
|
|
/* poll every 1/10 of the total duration */
|
|
retries = duration/10;
|
|
|
|
do {
|
|
if ((value & test_mask) != test_result) {
|
|
timeout_error = 1;
|
|
msleep(duration/10);
|
|
ret_val = qla8044_rd_reg_indirect(vha, addr, &value);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
timeout_error = 1;
|
|
goto exit_poll_reg;
|
|
}
|
|
} else {
|
|
timeout_error = 0;
|
|
break;
|
|
}
|
|
} while (retries--);
|
|
|
|
exit_poll_reg:
|
|
if (timeout_error) {
|
|
vha->reset_tmplt.seq_error++;
|
|
ql_log(ql_log_fatal, vha, 0xb090,
|
|
"%s: Poll Failed: 0x%08x 0x%08x 0x%08x\n",
|
|
__func__, value, test_mask, test_result);
|
|
}
|
|
|
|
return timeout_error;
|
|
}
|
|
|
|
/*
|
|
* qla8044_poll_list - For all entries in the POLL_LIST header, poll read CRB
|
|
* register specified by p_entry->arg1 and compare (value AND test_mask) with
|
|
* test_result to validate it. Wait for p_hdr->delay between processing entries.
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
* @p_hdr : reset_entry header for POLL_LIST opcode.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_poll_list(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
long delay;
|
|
struct qla8044_entry *p_entry;
|
|
struct qla8044_poll *p_poll;
|
|
uint32_t i;
|
|
uint32_t value;
|
|
|
|
p_poll = (struct qla8044_poll *)
|
|
((char *)p_hdr + sizeof(struct qla8044_reset_entry_hdr));
|
|
|
|
/* Entries start after 8 byte qla8044_poll, poll header contains
|
|
* the test_mask, test_value.
|
|
*/
|
|
p_entry = (struct qla8044_entry *)((char *)p_poll +
|
|
sizeof(struct qla8044_poll));
|
|
|
|
delay = (long)p_hdr->delay;
|
|
|
|
if (!delay) {
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++)
|
|
qla8044_poll_reg(vha, p_entry->arg1,
|
|
delay, p_poll->test_mask, p_poll->test_value);
|
|
} else {
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++) {
|
|
if (delay) {
|
|
if (qla8044_poll_reg(vha,
|
|
p_entry->arg1, delay,
|
|
p_poll->test_mask,
|
|
p_poll->test_value)) {
|
|
/*If
|
|
* (data_read&test_mask != test_value)
|
|
* read TIMEOUT_ADDR (arg1) and
|
|
* ADDR (arg2) registers
|
|
*/
|
|
qla8044_rd_reg_indirect(vha,
|
|
p_entry->arg1, &value);
|
|
qla8044_rd_reg_indirect(vha,
|
|
p_entry->arg2, &value);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_poll_write_list - Write dr_value, ar_value to dr_addr/ar_addr,
|
|
* read ar_addr, if (value& test_mask != test_mask) re-read till timeout
|
|
* expires.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : reset entry header for POLL_WRITE_LIST opcode.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_poll_write_list(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
long delay;
|
|
struct qla8044_quad_entry *p_entry;
|
|
struct qla8044_poll *p_poll;
|
|
uint32_t i;
|
|
|
|
p_poll = (struct qla8044_poll *)((char *)p_hdr +
|
|
sizeof(struct qla8044_reset_entry_hdr));
|
|
|
|
p_entry = (struct qla8044_quad_entry *)((char *)p_poll +
|
|
sizeof(struct qla8044_poll));
|
|
|
|
delay = (long)p_hdr->delay;
|
|
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++) {
|
|
qla8044_wr_reg_indirect(vha,
|
|
p_entry->dr_addr, p_entry->dr_value);
|
|
qla8044_wr_reg_indirect(vha,
|
|
p_entry->ar_addr, p_entry->ar_value);
|
|
if (delay) {
|
|
if (qla8044_poll_reg(vha,
|
|
p_entry->ar_addr, delay,
|
|
p_poll->test_mask,
|
|
p_poll->test_value)) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb091,
|
|
"%s: Timeout Error: poll list, ",
|
|
__func__);
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb092,
|
|
"item_num %d, entry_num %d\n", i,
|
|
vha->reset_tmplt.seq_index);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_read_modify_write - Read value from p_entry->arg1, modify the
|
|
* value, write value to p_entry->arg2. Process entries with p_hdr->delay
|
|
* between entries.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : header with shift/or/xor values.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_read_modify_write(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
struct qla8044_entry *p_entry;
|
|
struct qla8044_rmw *p_rmw_hdr;
|
|
uint32_t i;
|
|
|
|
p_rmw_hdr = (struct qla8044_rmw *)((char *)p_hdr +
|
|
sizeof(struct qla8044_reset_entry_hdr));
|
|
|
|
p_entry = (struct qla8044_entry *)((char *)p_rmw_hdr +
|
|
sizeof(struct qla8044_rmw));
|
|
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++) {
|
|
qla8044_rmw_crb_reg(vha, p_entry->arg1,
|
|
p_entry->arg2, p_rmw_hdr);
|
|
if (p_hdr->delay)
|
|
udelay((uint32_t)(p_hdr->delay));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_pause - Wait for p_hdr->delay msecs, called between processing
|
|
* two entries of a sequence.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : Common reset entry header.
|
|
*
|
|
*/
|
|
static
|
|
void qla8044_pause(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
if (p_hdr->delay)
|
|
mdelay((uint32_t)((long)p_hdr->delay));
|
|
}
|
|
|
|
/*
|
|
* qla8044_template_end - Indicates end of reset sequence processing.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : Common reset entry header.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_template_end(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
vha->reset_tmplt.template_end = 1;
|
|
|
|
if (vha->reset_tmplt.seq_error == 0) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb093,
|
|
"%s: Reset sequence completed SUCCESSFULLY.\n", __func__);
|
|
} else {
|
|
ql_log(ql_log_fatal, vha, 0xb094,
|
|
"%s: Reset sequence completed with some timeout "
|
|
"errors.\n", __func__);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_poll_read_list - Write ar_value to ar_addr register, read ar_addr,
|
|
* if (value & test_mask != test_value) re-read till timeout value expires,
|
|
* read dr_addr register and assign to reset_tmplt.array.
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* @p_hdr : Common reset entry header.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_poll_read_list(struct scsi_qla_host *vha,
|
|
struct qla8044_reset_entry_hdr *p_hdr)
|
|
{
|
|
long delay;
|
|
int index;
|
|
struct qla8044_quad_entry *p_entry;
|
|
struct qla8044_poll *p_poll;
|
|
uint32_t i;
|
|
uint32_t value;
|
|
|
|
p_poll = (struct qla8044_poll *)
|
|
((char *)p_hdr + sizeof(struct qla8044_reset_entry_hdr));
|
|
|
|
p_entry = (struct qla8044_quad_entry *)
|
|
((char *)p_poll + sizeof(struct qla8044_poll));
|
|
|
|
delay = (long)p_hdr->delay;
|
|
|
|
for (i = 0; i < p_hdr->count; i++, p_entry++) {
|
|
qla8044_wr_reg_indirect(vha, p_entry->ar_addr,
|
|
p_entry->ar_value);
|
|
if (delay) {
|
|
if (qla8044_poll_reg(vha, p_entry->ar_addr, delay,
|
|
p_poll->test_mask, p_poll->test_value)) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb095,
|
|
"%s: Timeout Error: poll "
|
|
"list, ", __func__);
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb096,
|
|
"Item_num %d, "
|
|
"entry_num %d\n", i,
|
|
vha->reset_tmplt.seq_index);
|
|
} else {
|
|
index = vha->reset_tmplt.array_index;
|
|
qla8044_rd_reg_indirect(vha,
|
|
p_entry->dr_addr, &value);
|
|
vha->reset_tmplt.array[index++] = value;
|
|
if (index == QLA8044_MAX_RESET_SEQ_ENTRIES)
|
|
vha->reset_tmplt.array_index = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8031_process_reset_template - Process all entries in reset template
|
|
* till entry with SEQ_END opcode, which indicates end of the reset template
|
|
* processing. Each entry has a Reset Entry header, entry opcode/command, with
|
|
* size of the entry, number of entries in sub-sequence and delay in microsecs
|
|
* or timeout in millisecs.
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
* @p_buff : Common reset entry header.
|
|
*
|
|
*/
|
|
static void
|
|
qla8044_process_reset_template(struct scsi_qla_host *vha,
|
|
char *p_buff)
|
|
{
|
|
int index, entries;
|
|
struct qla8044_reset_entry_hdr *p_hdr;
|
|
char *p_entry = p_buff;
|
|
|
|
vha->reset_tmplt.seq_end = 0;
|
|
vha->reset_tmplt.template_end = 0;
|
|
entries = vha->reset_tmplt.hdr->entries;
|
|
index = vha->reset_tmplt.seq_index;
|
|
|
|
for (; (!vha->reset_tmplt.seq_end) && (index < entries); index++) {
|
|
p_hdr = (struct qla8044_reset_entry_hdr *)p_entry;
|
|
switch (p_hdr->cmd) {
|
|
case OPCODE_NOP:
|
|
break;
|
|
case OPCODE_WRITE_LIST:
|
|
qla8044_write_list(vha, p_hdr);
|
|
break;
|
|
case OPCODE_READ_WRITE_LIST:
|
|
qla8044_read_write_list(vha, p_hdr);
|
|
break;
|
|
case OPCODE_POLL_LIST:
|
|
qla8044_poll_list(vha, p_hdr);
|
|
break;
|
|
case OPCODE_POLL_WRITE_LIST:
|
|
qla8044_poll_write_list(vha, p_hdr);
|
|
break;
|
|
case OPCODE_READ_MODIFY_WRITE:
|
|
qla8044_read_modify_write(vha, p_hdr);
|
|
break;
|
|
case OPCODE_SEQ_PAUSE:
|
|
qla8044_pause(vha, p_hdr);
|
|
break;
|
|
case OPCODE_SEQ_END:
|
|
vha->reset_tmplt.seq_end = 1;
|
|
break;
|
|
case OPCODE_TMPL_END:
|
|
qla8044_template_end(vha, p_hdr);
|
|
break;
|
|
case OPCODE_POLL_READ_LIST:
|
|
qla8044_poll_read_list(vha, p_hdr);
|
|
break;
|
|
default:
|
|
ql_log(ql_log_fatal, vha, 0xb097,
|
|
"%s: Unknown command ==> 0x%04x on "
|
|
"entry = %d\n", __func__, p_hdr->cmd, index);
|
|
break;
|
|
}
|
|
/*
|
|
*Set pointer to next entry in the sequence.
|
|
*/
|
|
p_entry += p_hdr->size;
|
|
}
|
|
vha->reset_tmplt.seq_index = index;
|
|
}
|
|
|
|
static void
|
|
qla8044_process_init_seq(struct scsi_qla_host *vha)
|
|
{
|
|
qla8044_process_reset_template(vha,
|
|
vha->reset_tmplt.init_offset);
|
|
if (vha->reset_tmplt.seq_end != 1)
|
|
ql_log(ql_log_fatal, vha, 0xb098,
|
|
"%s: Abrupt INIT Sub-Sequence end.\n",
|
|
__func__);
|
|
}
|
|
|
|
static void
|
|
qla8044_process_stop_seq(struct scsi_qla_host *vha)
|
|
{
|
|
vha->reset_tmplt.seq_index = 0;
|
|
qla8044_process_reset_template(vha, vha->reset_tmplt.stop_offset);
|
|
if (vha->reset_tmplt.seq_end != 1)
|
|
ql_log(ql_log_fatal, vha, 0xb099,
|
|
"%s: Abrupt STOP Sub-Sequence end.\n", __func__);
|
|
}
|
|
|
|
static void
|
|
qla8044_process_start_seq(struct scsi_qla_host *vha)
|
|
{
|
|
qla8044_process_reset_template(vha, vha->reset_tmplt.start_offset);
|
|
if (vha->reset_tmplt.template_end != 1)
|
|
ql_log(ql_log_fatal, vha, 0xb09a,
|
|
"%s: Abrupt START Sub-Sequence end.\n",
|
|
__func__);
|
|
}
|
|
|
|
static int
|
|
qla8044_lockless_flash_read_u32(struct scsi_qla_host *vha,
|
|
uint32_t flash_addr, uint8_t *p_data, int u32_word_count)
|
|
{
|
|
uint32_t i;
|
|
uint32_t u32_word;
|
|
uint32_t flash_offset;
|
|
uint32_t addr = flash_addr;
|
|
int ret_val = QLA_SUCCESS;
|
|
|
|
flash_offset = addr & (QLA8044_FLASH_SECTOR_SIZE - 1);
|
|
|
|
if (addr & 0x3) {
|
|
ql_log(ql_log_fatal, vha, 0xb09b, "%s: Illegal addr = 0x%x\n",
|
|
__func__, addr);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_lockless_read;
|
|
}
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha,
|
|
QLA8044_FLASH_DIRECT_WINDOW, (addr));
|
|
|
|
if (ret_val != QLA_SUCCESS) {
|
|
ql_log(ql_log_fatal, vha, 0xb09c,
|
|
"%s: failed to write addr 0x%x to FLASH_DIRECT_WINDOW!\n",
|
|
__func__, addr);
|
|
goto exit_lockless_read;
|
|
}
|
|
|
|
/* Check if data is spread across multiple sectors */
|
|
if ((flash_offset + (u32_word_count * sizeof(uint32_t))) >
|
|
(QLA8044_FLASH_SECTOR_SIZE - 1)) {
|
|
/* Multi sector read */
|
|
for (i = 0; i < u32_word_count; i++) {
|
|
ret_val = qla8044_rd_reg_indirect(vha,
|
|
QLA8044_FLASH_DIRECT_DATA(addr), &u32_word);
|
|
if (ret_val != QLA_SUCCESS) {
|
|
ql_log(ql_log_fatal, vha, 0xb09d,
|
|
"%s: failed to read addr 0x%x!\n",
|
|
__func__, addr);
|
|
goto exit_lockless_read;
|
|
}
|
|
*(uint32_t *)p_data = u32_word;
|
|
p_data = p_data + 4;
|
|
addr = addr + 4;
|
|
flash_offset = flash_offset + 4;
|
|
if (flash_offset > (QLA8044_FLASH_SECTOR_SIZE - 1)) {
|
|
/* This write is needed once for each sector */
|
|
ret_val = qla8044_wr_reg_indirect(vha,
|
|
QLA8044_FLASH_DIRECT_WINDOW, (addr));
|
|
if (ret_val != QLA_SUCCESS) {
|
|
ql_log(ql_log_fatal, vha, 0xb09f,
|
|
"%s: failed to write addr "
|
|
"0x%x to FLASH_DIRECT_WINDOW!\n",
|
|
__func__, addr);
|
|
goto exit_lockless_read;
|
|
}
|
|
flash_offset = 0;
|
|
}
|
|
}
|
|
} else {
|
|
/* Single sector read */
|
|
for (i = 0; i < u32_word_count; i++) {
|
|
ret_val = qla8044_rd_reg_indirect(vha,
|
|
QLA8044_FLASH_DIRECT_DATA(addr), &u32_word);
|
|
if (ret_val != QLA_SUCCESS) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a0,
|
|
"%s: failed to read addr 0x%x!\n",
|
|
__func__, addr);
|
|
goto exit_lockless_read;
|
|
}
|
|
*(uint32_t *)p_data = u32_word;
|
|
p_data = p_data + 4;
|
|
addr = addr + 4;
|
|
}
|
|
}
|
|
|
|
exit_lockless_read:
|
|
return ret_val;
|
|
}
|
|
|
|
/*
|
|
* qla8044_ms_mem_write_128b - Writes data to MS/off-chip memory
|
|
*
|
|
* @vha : Pointer to adapter structure
|
|
* addr : Flash address to write to
|
|
* data : Data to be written
|
|
* count : word_count to be written
|
|
*
|
|
* Return Value - QLA_SUCCESS/QLA_FUNCTION_FAILED
|
|
*/
|
|
static int
|
|
qla8044_ms_mem_write_128b(struct scsi_qla_host *vha,
|
|
uint64_t addr, uint32_t *data, uint32_t count)
|
|
{
|
|
int i, j, ret_val = QLA_SUCCESS;
|
|
uint32_t agt_ctrl;
|
|
unsigned long flags;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
/* Only 128-bit aligned access */
|
|
if (addr & 0xF) {
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_ms_mem_write;
|
|
}
|
|
write_lock_irqsave(&ha->hw_lock, flags);
|
|
|
|
/* Write address */
|
|
ret_val = qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_ADDR_HI, 0);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a1,
|
|
"%s: write to AGT_ADDR_HI failed!\n", __func__);
|
|
goto exit_ms_mem_write_unlock;
|
|
}
|
|
|
|
for (i = 0; i < count; i++, addr += 16) {
|
|
if (!((addr_in_range(addr, QLA8044_ADDR_QDR_NET,
|
|
QLA8044_ADDR_QDR_NET_MAX)) ||
|
|
(addr_in_range(addr, QLA8044_ADDR_DDR_NET,
|
|
QLA8044_ADDR_DDR_NET_MAX)))) {
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_ms_mem_write_unlock;
|
|
}
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha,
|
|
MD_MIU_TEST_AGT_ADDR_LO, addr);
|
|
|
|
/* Write data */
|
|
ret_val += qla8044_wr_reg_indirect(vha,
|
|
MD_MIU_TEST_AGT_WRDATA_LO, *data++);
|
|
ret_val += qla8044_wr_reg_indirect(vha,
|
|
MD_MIU_TEST_AGT_WRDATA_HI, *data++);
|
|
ret_val += qla8044_wr_reg_indirect(vha,
|
|
MD_MIU_TEST_AGT_WRDATA_ULO, *data++);
|
|
ret_val += qla8044_wr_reg_indirect(vha,
|
|
MD_MIU_TEST_AGT_WRDATA_UHI, *data++);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a2,
|
|
"%s: write to AGT_WRDATA failed!\n",
|
|
__func__);
|
|
goto exit_ms_mem_write_unlock;
|
|
}
|
|
|
|
/* Check write status */
|
|
ret_val = qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_CTRL,
|
|
MIU_TA_CTL_WRITE_ENABLE);
|
|
ret_val += qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_CTRL,
|
|
MIU_TA_CTL_WRITE_START);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a3,
|
|
"%s: write to AGT_CTRL failed!\n", __func__);
|
|
goto exit_ms_mem_write_unlock;
|
|
}
|
|
|
|
for (j = 0; j < MAX_CTL_CHECK; j++) {
|
|
ret_val = qla8044_rd_reg_indirect(vha,
|
|
MD_MIU_TEST_AGT_CTRL, &agt_ctrl);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a4,
|
|
"%s: failed to read "
|
|
"MD_MIU_TEST_AGT_CTRL!\n", __func__);
|
|
goto exit_ms_mem_write_unlock;
|
|
}
|
|
if ((agt_ctrl & MIU_TA_CTL_BUSY) == 0)
|
|
break;
|
|
}
|
|
|
|
/* Status check failed */
|
|
if (j >= MAX_CTL_CHECK) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a5,
|
|
"%s: MS memory write failed!\n",
|
|
__func__);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_ms_mem_write_unlock;
|
|
}
|
|
}
|
|
|
|
exit_ms_mem_write_unlock:
|
|
write_unlock_irqrestore(&ha->hw_lock, flags);
|
|
|
|
exit_ms_mem_write:
|
|
return ret_val;
|
|
}
|
|
|
|
static int
|
|
qla8044_copy_bootloader(struct scsi_qla_host *vha)
|
|
{
|
|
uint8_t *p_cache;
|
|
uint32_t src, count, size;
|
|
uint64_t dest;
|
|
int ret_val = QLA_SUCCESS;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
src = QLA8044_BOOTLOADER_FLASH_ADDR;
|
|
dest = qla8044_rd_reg(ha, QLA8044_BOOTLOADER_ADDR);
|
|
size = qla8044_rd_reg(ha, QLA8044_BOOTLOADER_SIZE);
|
|
|
|
/* 128 bit alignment check */
|
|
if (size & 0xF)
|
|
size = (size + 16) & ~0xF;
|
|
|
|
/* 16 byte count */
|
|
count = size/16;
|
|
|
|
p_cache = vmalloc(size);
|
|
if (p_cache == NULL) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a6,
|
|
"%s: Failed to allocate memory for "
|
|
"boot loader cache\n", __func__);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_copy_bootloader;
|
|
}
|
|
|
|
ret_val = qla8044_lockless_flash_read_u32(vha, src,
|
|
p_cache, size/sizeof(uint32_t));
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a7,
|
|
"%s: Error reading F/W from flash!!!\n", __func__);
|
|
goto exit_copy_error;
|
|
}
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0a8, "%s: Read F/W from flash!\n",
|
|
__func__);
|
|
|
|
/* 128 bit/16 byte write to MS memory */
|
|
ret_val = qla8044_ms_mem_write_128b(vha, dest,
|
|
(uint32_t *)p_cache, count);
|
|
if (ret_val == QLA_FUNCTION_FAILED) {
|
|
ql_log(ql_log_fatal, vha, 0xb0a9,
|
|
"%s: Error writing F/W to MS !!!\n", __func__);
|
|
goto exit_copy_error;
|
|
}
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0aa,
|
|
"%s: Wrote F/W (size %d) to MS !!!\n",
|
|
__func__, size);
|
|
|
|
exit_copy_error:
|
|
vfree(p_cache);
|
|
|
|
exit_copy_bootloader:
|
|
return ret_val;
|
|
}
|
|
|
|
static int
|
|
qla8044_restart(struct scsi_qla_host *vha)
|
|
{
|
|
int ret_val = QLA_SUCCESS;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
qla8044_process_stop_seq(vha);
|
|
|
|
/* Collect minidump */
|
|
if (ql2xmdenable)
|
|
qla8044_get_minidump(vha);
|
|
else
|
|
ql_log(ql_log_fatal, vha, 0xb14c,
|
|
"Minidump disabled.\n");
|
|
|
|
qla8044_process_init_seq(vha);
|
|
|
|
if (qla8044_copy_bootloader(vha)) {
|
|
ql_log(ql_log_fatal, vha, 0xb0ab,
|
|
"%s: Copy bootloader, firmware restart failed!\n",
|
|
__func__);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_restart;
|
|
}
|
|
|
|
/*
|
|
* Loads F/W from flash
|
|
*/
|
|
qla8044_wr_reg(ha, QLA8044_FW_IMAGE_VALID, QLA8044_BOOT_FROM_FLASH);
|
|
|
|
qla8044_process_start_seq(vha);
|
|
|
|
exit_restart:
|
|
return ret_val;
|
|
}
|
|
|
|
/*
|
|
* qla8044_check_cmd_peg_status - Check peg status to see if Peg is
|
|
* initialized.
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
*
|
|
* Return Value - QLA_SUCCESS/QLA_FUNCTION_FAILED
|
|
*/
|
|
static int
|
|
qla8044_check_cmd_peg_status(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t val, ret_val = QLA_FUNCTION_FAILED;
|
|
int retries = CRB_CMDPEG_CHECK_RETRY_COUNT;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
do {
|
|
val = qla8044_rd_reg(ha, QLA8044_CMDPEG_STATE);
|
|
if (val == PHAN_INITIALIZE_COMPLETE) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0ac,
|
|
"%s: Command Peg initialization "
|
|
"complete! state=0x%x\n", __func__, val);
|
|
ret_val = QLA_SUCCESS;
|
|
break;
|
|
}
|
|
msleep(CRB_CMDPEG_CHECK_DELAY);
|
|
} while (--retries);
|
|
|
|
return ret_val;
|
|
}
|
|
|
|
static int
|
|
qla8044_start_firmware(struct scsi_qla_host *vha)
|
|
{
|
|
int ret_val = QLA_SUCCESS;
|
|
|
|
if (qla8044_restart(vha)) {
|
|
ql_log(ql_log_fatal, vha, 0xb0ad,
|
|
"%s: Restart Error!!!, Need Reset!!!\n",
|
|
__func__);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
goto exit_start_fw;
|
|
} else
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0af,
|
|
"%s: Restart done!\n", __func__);
|
|
|
|
ret_val = qla8044_check_cmd_peg_status(vha);
|
|
if (ret_val) {
|
|
ql_log(ql_log_fatal, vha, 0xb0b0,
|
|
"%s: Peg not initialized!\n", __func__);
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
exit_start_fw:
|
|
return ret_val;
|
|
}
|
|
|
|
void
|
|
qla8044_clear_drv_active(struct qla_hw_data *ha)
|
|
{
|
|
uint32_t drv_active;
|
|
struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
|
|
|
|
drv_active = qla8044_rd_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
drv_active &= ~(1 << (ha->portnum));
|
|
|
|
ql_log(ql_log_info, vha, 0xb0b1,
|
|
"%s(%ld): drv_active: 0x%08x\n",
|
|
__func__, vha->host_no, drv_active);
|
|
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX, drv_active);
|
|
}
|
|
|
|
/*
|
|
* qla8044_device_bootstrap - Initialize device, set DEV_READY, start fw
|
|
* @ha: pointer to adapter structure
|
|
*
|
|
* Note: IDC lock must be held upon entry
|
|
**/
|
|
static int
|
|
qla8044_device_bootstrap(struct scsi_qla_host *vha)
|
|
{
|
|
int rval = QLA_FUNCTION_FAILED;
|
|
int i;
|
|
uint32_t old_count = 0, count = 0;
|
|
int need_reset = 0;
|
|
uint32_t idc_ctrl;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
need_reset = qla8044_need_reset(vha);
|
|
|
|
if (!need_reset) {
|
|
old_count = qla8044_rd_direct(vha,
|
|
QLA8044_PEG_ALIVE_COUNTER_INDEX);
|
|
|
|
for (i = 0; i < 10; i++) {
|
|
msleep(200);
|
|
|
|
count = qla8044_rd_direct(vha,
|
|
QLA8044_PEG_ALIVE_COUNTER_INDEX);
|
|
if (count != old_count) {
|
|
rval = QLA_SUCCESS;
|
|
goto dev_ready;
|
|
}
|
|
}
|
|
qla8044_flash_lock_recovery(vha);
|
|
} else {
|
|
/* We are trying to perform a recovery here. */
|
|
if (ha->flags.isp82xx_fw_hung)
|
|
qla8044_flash_lock_recovery(vha);
|
|
}
|
|
|
|
/* set to DEV_INITIALIZING */
|
|
ql_log(ql_log_info, vha, 0xb0b2,
|
|
"%s: HW State: INITIALIZING\n", __func__);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX,
|
|
QLA8XXX_DEV_INITIALIZING);
|
|
|
|
qla8044_idc_unlock(ha);
|
|
rval = qla8044_start_firmware(vha);
|
|
qla8044_idc_lock(ha);
|
|
|
|
if (rval != QLA_SUCCESS) {
|
|
ql_log(ql_log_info, vha, 0xb0b3,
|
|
"%s: HW State: FAILED\n", __func__);
|
|
qla8044_clear_drv_active(ha);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX,
|
|
QLA8XXX_DEV_FAILED);
|
|
return rval;
|
|
}
|
|
|
|
/* For ISP8044, If IDC_CTRL GRACEFUL_RESET_BIT1 is set , reset it after
|
|
* device goes to INIT state. */
|
|
idc_ctrl = qla8044_rd_reg(ha, QLA8044_IDC_DRV_CTRL);
|
|
if (idc_ctrl & GRACEFUL_RESET_BIT1) {
|
|
qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
|
|
(idc_ctrl & ~GRACEFUL_RESET_BIT1));
|
|
ha->fw_dumped = 0;
|
|
}
|
|
|
|
dev_ready:
|
|
ql_log(ql_log_info, vha, 0xb0b4,
|
|
"%s: HW State: READY\n", __func__);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX, QLA8XXX_DEV_READY);
|
|
|
|
return rval;
|
|
}
|
|
|
|
/*-------------------------Reset Sequence Functions-----------------------*/
|
|
static void
|
|
qla8044_dump_reset_seq_hdr(struct scsi_qla_host *vha)
|
|
{
|
|
u8 *phdr;
|
|
|
|
if (!vha->reset_tmplt.buff) {
|
|
ql_log(ql_log_fatal, vha, 0xb0b5,
|
|
"%s: Error Invalid reset_seq_template\n", __func__);
|
|
return;
|
|
}
|
|
|
|
phdr = vha->reset_tmplt.buff;
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0b6,
|
|
"Reset Template :\n\t0x%X 0x%X 0x%X 0x%X"
|
|
"0x%X 0x%X 0x%X 0x%X 0x%X 0x%X\n"
|
|
"\t0x%X 0x%X 0x%X 0x%X 0x%X 0x%X\n\n",
|
|
*phdr, *(phdr+1), *(phdr+2), *(phdr+3), *(phdr+4),
|
|
*(phdr+5), *(phdr+6), *(phdr+7), *(phdr + 8),
|
|
*(phdr+9), *(phdr+10), *(phdr+11), *(phdr+12),
|
|
*(phdr+13), *(phdr+14), *(phdr+15));
|
|
}
|
|
|
|
/*
|
|
* qla8044_reset_seq_checksum_test - Validate Reset Sequence template.
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
*
|
|
* Return Value - QLA_SUCCESS/QLA_FUNCTION_FAILED
|
|
*/
|
|
static int
|
|
qla8044_reset_seq_checksum_test(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t sum = 0;
|
|
uint16_t *buff = (uint16_t *)vha->reset_tmplt.buff;
|
|
int u16_count = vha->reset_tmplt.hdr->size / sizeof(uint16_t);
|
|
|
|
while (u16_count-- > 0)
|
|
sum += *buff++;
|
|
|
|
while (sum >> 16)
|
|
sum = (sum & 0xFFFF) + (sum >> 16);
|
|
|
|
/* checksum of 0 indicates a valid template */
|
|
if (~sum) {
|
|
return QLA_SUCCESS;
|
|
} else {
|
|
ql_log(ql_log_fatal, vha, 0xb0b7,
|
|
"%s: Reset seq checksum failed\n", __func__);
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_read_reset_template - Read Reset Template from Flash, validate
|
|
* the template and store offsets of stop/start/init offsets in ha->reset_tmplt.
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
*/
|
|
void
|
|
qla8044_read_reset_template(struct scsi_qla_host *vha)
|
|
{
|
|
uint8_t *p_buff;
|
|
uint32_t addr, tmplt_hdr_def_size, tmplt_hdr_size;
|
|
|
|
vha->reset_tmplt.seq_error = 0;
|
|
vha->reset_tmplt.buff = vmalloc(QLA8044_RESTART_TEMPLATE_SIZE);
|
|
if (vha->reset_tmplt.buff == NULL) {
|
|
ql_log(ql_log_fatal, vha, 0xb0b8,
|
|
"%s: Failed to allocate reset template resources\n",
|
|
__func__);
|
|
goto exit_read_reset_template;
|
|
}
|
|
|
|
p_buff = vha->reset_tmplt.buff;
|
|
addr = QLA8044_RESET_TEMPLATE_ADDR;
|
|
|
|
tmplt_hdr_def_size =
|
|
sizeof(struct qla8044_reset_template_hdr) / sizeof(uint32_t);
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0b9,
|
|
"%s: Read template hdr size %d from Flash\n",
|
|
__func__, tmplt_hdr_def_size);
|
|
|
|
/* Copy template header from flash */
|
|
if (qla8044_read_flash_data(vha, p_buff, addr, tmplt_hdr_def_size)) {
|
|
ql_log(ql_log_fatal, vha, 0xb0ba,
|
|
"%s: Failed to read reset template\n", __func__);
|
|
goto exit_read_template_error;
|
|
}
|
|
|
|
vha->reset_tmplt.hdr =
|
|
(struct qla8044_reset_template_hdr *) vha->reset_tmplt.buff;
|
|
|
|
/* Validate the template header size and signature */
|
|
tmplt_hdr_size = vha->reset_tmplt.hdr->hdr_size/sizeof(uint32_t);
|
|
if ((tmplt_hdr_size != tmplt_hdr_def_size) ||
|
|
(vha->reset_tmplt.hdr->signature != RESET_TMPLT_HDR_SIGNATURE)) {
|
|
ql_log(ql_log_fatal, vha, 0xb0bb,
|
|
"%s: Template Header size invalid %d "
|
|
"tmplt_hdr_def_size %d!!!\n", __func__,
|
|
tmplt_hdr_size, tmplt_hdr_def_size);
|
|
goto exit_read_template_error;
|
|
}
|
|
|
|
addr = QLA8044_RESET_TEMPLATE_ADDR + vha->reset_tmplt.hdr->hdr_size;
|
|
p_buff = vha->reset_tmplt.buff + vha->reset_tmplt.hdr->hdr_size;
|
|
tmplt_hdr_def_size = (vha->reset_tmplt.hdr->size -
|
|
vha->reset_tmplt.hdr->hdr_size)/sizeof(uint32_t);
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0bc,
|
|
"%s: Read rest of the template size %d\n",
|
|
__func__, vha->reset_tmplt.hdr->size);
|
|
|
|
/* Copy rest of the template */
|
|
if (qla8044_read_flash_data(vha, p_buff, addr, tmplt_hdr_def_size)) {
|
|
ql_log(ql_log_fatal, vha, 0xb0bd,
|
|
"%s: Failed to read reset template\n", __func__);
|
|
goto exit_read_template_error;
|
|
}
|
|
|
|
/* Integrity check */
|
|
if (qla8044_reset_seq_checksum_test(vha)) {
|
|
ql_log(ql_log_fatal, vha, 0xb0be,
|
|
"%s: Reset Seq checksum failed!\n", __func__);
|
|
goto exit_read_template_error;
|
|
}
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0bf,
|
|
"%s: Reset Seq checksum passed! Get stop, "
|
|
"start and init seq offsets\n", __func__);
|
|
|
|
/* Get STOP, START, INIT sequence offsets */
|
|
vha->reset_tmplt.init_offset = vha->reset_tmplt.buff +
|
|
vha->reset_tmplt.hdr->init_seq_offset;
|
|
|
|
vha->reset_tmplt.start_offset = vha->reset_tmplt.buff +
|
|
vha->reset_tmplt.hdr->start_seq_offset;
|
|
|
|
vha->reset_tmplt.stop_offset = vha->reset_tmplt.buff +
|
|
vha->reset_tmplt.hdr->hdr_size;
|
|
|
|
qla8044_dump_reset_seq_hdr(vha);
|
|
|
|
goto exit_read_reset_template;
|
|
|
|
exit_read_template_error:
|
|
vfree(vha->reset_tmplt.buff);
|
|
|
|
exit_read_reset_template:
|
|
return;
|
|
}
|
|
|
|
void
|
|
qla8044_set_idc_dontreset(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t idc_ctrl;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
idc_ctrl = qla8044_rd_reg(ha, QLA8044_IDC_DRV_CTRL);
|
|
idc_ctrl |= DONTRESET_BIT0;
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0c0,
|
|
"%s: idc_ctrl = %d\n", __func__, idc_ctrl);
|
|
qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL, idc_ctrl);
|
|
}
|
|
|
|
static inline void
|
|
qla8044_set_rst_ready(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t drv_state;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
drv_state = qla8044_rd_direct(vha, QLA8044_CRB_DRV_STATE_INDEX);
|
|
|
|
/* For ISP8044, drv_active register has 1 bit per function,
|
|
* shift 1 by func_num to set a bit for the function.*/
|
|
drv_state |= (1 << ha->portnum);
|
|
|
|
ql_log(ql_log_info, vha, 0xb0c1,
|
|
"%s(%ld): drv_state: 0x%08x\n",
|
|
__func__, vha->host_no, drv_state);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DRV_STATE_INDEX, drv_state);
|
|
}
|
|
|
|
/**
|
|
* qla8044_need_reset_handler - Code to start reset sequence
|
|
* @ha: pointer to adapter structure
|
|
*
|
|
* Note: IDC lock must be held upon entry
|
|
**/
|
|
static void
|
|
qla8044_need_reset_handler(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t dev_state = 0, drv_state, drv_active;
|
|
unsigned long reset_timeout;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
ql_log(ql_log_fatal, vha, 0xb0c2,
|
|
"%s: Performing ISP error recovery\n", __func__);
|
|
|
|
if (vha->flags.online) {
|
|
qla8044_idc_unlock(ha);
|
|
qla2x00_abort_isp_cleanup(vha);
|
|
ha->isp_ops->get_flash_version(vha, vha->req->ring);
|
|
ha->isp_ops->nvram_config(vha);
|
|
qla8044_idc_lock(ha);
|
|
}
|
|
|
|
dev_state = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DEV_STATE_INDEX);
|
|
drv_state = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_STATE_INDEX);
|
|
drv_active = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
|
|
ql_log(ql_log_info, vha, 0xb0c5,
|
|
"%s(%ld): drv_state = 0x%x, drv_active = 0x%x dev_state = 0x%x\n",
|
|
__func__, vha->host_no, drv_state, drv_active, dev_state);
|
|
|
|
qla8044_set_rst_ready(vha);
|
|
|
|
/* wait for 10 seconds for reset ack from all functions */
|
|
reset_timeout = jiffies + (ha->fcoe_reset_timeout * HZ);
|
|
|
|
do {
|
|
if (time_after_eq(jiffies, reset_timeout)) {
|
|
ql_log(ql_log_info, vha, 0xb0c4,
|
|
"%s: Function %d: Reset Ack Timeout!, drv_state: 0x%08x, drv_active: 0x%08x\n",
|
|
__func__, ha->portnum, drv_state, drv_active);
|
|
break;
|
|
}
|
|
|
|
qla8044_idc_unlock(ha);
|
|
msleep(1000);
|
|
qla8044_idc_lock(ha);
|
|
|
|
dev_state = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DEV_STATE_INDEX);
|
|
drv_state = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_STATE_INDEX);
|
|
drv_active = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
} while (((drv_state & drv_active) != drv_active) &&
|
|
(dev_state == QLA8XXX_DEV_NEED_RESET));
|
|
|
|
/* Remove IDC participation of functions not acknowledging */
|
|
if (drv_state != drv_active) {
|
|
ql_log(ql_log_info, vha, 0xb0c7,
|
|
"%s(%ld): Function %d turning off drv_active of non-acking function 0x%x\n",
|
|
__func__, vha->host_no, ha->portnum,
|
|
(drv_active ^ drv_state));
|
|
drv_active = drv_active & drv_state;
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX,
|
|
drv_active);
|
|
} else {
|
|
/*
|
|
* Reset owner should execute reset recovery,
|
|
* if all functions acknowledged
|
|
*/
|
|
if ((ha->flags.nic_core_reset_owner) &&
|
|
(dev_state == QLA8XXX_DEV_NEED_RESET)) {
|
|
ha->flags.nic_core_reset_owner = 0;
|
|
qla8044_device_bootstrap(vha);
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* Exit if non active function */
|
|
if (!(drv_active & (1 << ha->portnum))) {
|
|
ha->flags.nic_core_reset_owner = 0;
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Execute Reset Recovery if Reset Owner or Function 7
|
|
* is the only active function
|
|
*/
|
|
if (ha->flags.nic_core_reset_owner ||
|
|
((drv_state & drv_active) == QLA8044_FUN7_ACTIVE_INDEX)) {
|
|
ha->flags.nic_core_reset_owner = 0;
|
|
qla8044_device_bootstrap(vha);
|
|
}
|
|
}
|
|
|
|
static void
|
|
qla8044_set_drv_active(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t drv_active;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
drv_active = qla8044_rd_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
|
|
/* For ISP8044, drv_active register has 1 bit per function,
|
|
* shift 1 by func_num to set a bit for the function.*/
|
|
drv_active |= (1 << ha->portnum);
|
|
|
|
ql_log(ql_log_info, vha, 0xb0c8,
|
|
"%s(%ld): drv_active: 0x%08x\n",
|
|
__func__, vha->host_no, drv_active);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX, drv_active);
|
|
}
|
|
|
|
static int
|
|
qla8044_check_drv_active(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t drv_active;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
drv_active = qla8044_rd_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
if (drv_active & (1 << ha->portnum))
|
|
return QLA_SUCCESS;
|
|
else
|
|
return QLA_TEST_FAILED;
|
|
}
|
|
|
|
static void
|
|
qla8044_clear_idc_dontreset(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t idc_ctrl;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
idc_ctrl = qla8044_rd_reg(ha, QLA8044_IDC_DRV_CTRL);
|
|
idc_ctrl &= ~DONTRESET_BIT0;
|
|
ql_log(ql_log_info, vha, 0xb0c9,
|
|
"%s: idc_ctrl = %d\n", __func__,
|
|
idc_ctrl);
|
|
qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL, idc_ctrl);
|
|
}
|
|
|
|
static int
|
|
qla8044_set_idc_ver(struct scsi_qla_host *vha)
|
|
{
|
|
int idc_ver;
|
|
uint32_t drv_active;
|
|
int rval = QLA_SUCCESS;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
drv_active = qla8044_rd_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
if (drv_active == (1 << ha->portnum)) {
|
|
idc_ver = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_IDC_VERSION_INDEX);
|
|
idc_ver &= (~0xFF);
|
|
idc_ver |= QLA8044_IDC_VER_MAJ_VALUE;
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DRV_IDC_VERSION_INDEX,
|
|
idc_ver);
|
|
ql_log(ql_log_info, vha, 0xb0ca,
|
|
"%s: IDC version updated to %d\n",
|
|
__func__, idc_ver);
|
|
} else {
|
|
idc_ver = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_IDC_VERSION_INDEX);
|
|
idc_ver &= 0xFF;
|
|
if (QLA8044_IDC_VER_MAJ_VALUE != idc_ver) {
|
|
ql_log(ql_log_info, vha, 0xb0cb,
|
|
"%s: qla4xxx driver IDC version %d "
|
|
"is not compatible with IDC version %d "
|
|
"of other drivers!\n",
|
|
__func__, QLA8044_IDC_VER_MAJ_VALUE,
|
|
idc_ver);
|
|
rval = QLA_FUNCTION_FAILED;
|
|
goto exit_set_idc_ver;
|
|
}
|
|
}
|
|
|
|
/* Update IDC_MINOR_VERSION */
|
|
idc_ver = qla8044_rd_reg(ha, QLA8044_CRB_IDC_VER_MINOR);
|
|
idc_ver &= ~(0x03 << (ha->portnum * 2));
|
|
idc_ver |= (QLA8044_IDC_VER_MIN_VALUE << (ha->portnum * 2));
|
|
qla8044_wr_reg(ha, QLA8044_CRB_IDC_VER_MINOR, idc_ver);
|
|
|
|
exit_set_idc_ver:
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla8044_update_idc_reg(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t drv_active;
|
|
int rval = QLA_SUCCESS;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (vha->flags.init_done)
|
|
goto exit_update_idc_reg;
|
|
|
|
qla8044_idc_lock(ha);
|
|
qla8044_set_drv_active(vha);
|
|
|
|
drv_active = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
|
|
/* If we are the first driver to load and
|
|
* ql2xdontresethba is not set, clear IDC_CTRL BIT0. */
|
|
if ((drv_active == (1 << ha->portnum)) && !ql2xdontresethba)
|
|
qla8044_clear_idc_dontreset(vha);
|
|
|
|
rval = qla8044_set_idc_ver(vha);
|
|
if (rval == QLA_FUNCTION_FAILED)
|
|
qla8044_clear_drv_active(ha);
|
|
qla8044_idc_unlock(ha);
|
|
|
|
exit_update_idc_reg:
|
|
return rval;
|
|
}
|
|
|
|
/**
|
|
* qla8044_need_qsnt_handler - Code to start qsnt
|
|
* @ha: pointer to adapter structure
|
|
**/
|
|
static void
|
|
qla8044_need_qsnt_handler(struct scsi_qla_host *vha)
|
|
{
|
|
unsigned long qsnt_timeout;
|
|
uint32_t drv_state, drv_active, dev_state;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (vha->flags.online)
|
|
qla2x00_quiesce_io(vha);
|
|
else
|
|
return;
|
|
|
|
qla8044_set_qsnt_ready(vha);
|
|
|
|
/* Wait for 30 secs for all functions to ack qsnt mode */
|
|
qsnt_timeout = jiffies + (QSNT_ACK_TOV * HZ);
|
|
drv_state = qla8044_rd_direct(vha, QLA8044_CRB_DRV_STATE_INDEX);
|
|
drv_active = qla8044_rd_direct(vha, QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
|
|
/* Shift drv_active by 1 to match drv_state. As quiescent ready bit
|
|
position is at bit 1 and drv active is at bit 0 */
|
|
drv_active = drv_active << 1;
|
|
|
|
while (drv_state != drv_active) {
|
|
if (time_after_eq(jiffies, qsnt_timeout)) {
|
|
/* Other functions did not ack, changing state to
|
|
* DEV_READY
|
|
*/
|
|
clear_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX,
|
|
QLA8XXX_DEV_READY);
|
|
qla8044_clear_qsnt_ready(vha);
|
|
ql_log(ql_log_info, vha, 0xb0cc,
|
|
"Timeout waiting for quiescent ack!!!\n");
|
|
return;
|
|
}
|
|
qla8044_idc_unlock(ha);
|
|
msleep(1000);
|
|
qla8044_idc_lock(ha);
|
|
|
|
drv_state = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_STATE_INDEX);
|
|
drv_active = qla8044_rd_direct(vha,
|
|
QLA8044_CRB_DRV_ACTIVE_INDEX);
|
|
drv_active = drv_active << 1;
|
|
}
|
|
|
|
/* All functions have Acked. Set quiescent state */
|
|
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
|
|
|
|
if (dev_state == QLA8XXX_DEV_NEED_QUIESCENT) {
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX,
|
|
QLA8XXX_DEV_QUIESCENT);
|
|
ql_log(ql_log_info, vha, 0xb0cd,
|
|
"%s: HW State: QUIESCENT\n", __func__);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* qla8044_device_state_handler - Adapter state machine
|
|
* @ha: pointer to host adapter structure.
|
|
*
|
|
* Note: IDC lock must be UNLOCKED upon entry
|
|
**/
|
|
int
|
|
qla8044_device_state_handler(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t dev_state;
|
|
int rval = QLA_SUCCESS;
|
|
unsigned long dev_init_timeout;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
rval = qla8044_update_idc_reg(vha);
|
|
if (rval == QLA_FUNCTION_FAILED)
|
|
goto exit_error;
|
|
|
|
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0ce,
|
|
"Device state is 0x%x = %s\n",
|
|
dev_state, dev_state < MAX_STATES ?
|
|
qdev_state(dev_state) : "Unknown");
|
|
|
|
/* wait for 30 seconds for device to go ready */
|
|
dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ);
|
|
|
|
qla8044_idc_lock(ha);
|
|
|
|
while (1) {
|
|
if (time_after_eq(jiffies, dev_init_timeout)) {
|
|
if (qla8044_check_drv_active(vha) == QLA_SUCCESS) {
|
|
ql_log(ql_log_warn, vha, 0xb0cf,
|
|
"%s: Device Init Failed 0x%x = %s\n",
|
|
QLA2XXX_DRIVER_NAME, dev_state,
|
|
dev_state < MAX_STATES ?
|
|
qdev_state(dev_state) : "Unknown");
|
|
qla8044_wr_direct(vha,
|
|
QLA8044_CRB_DEV_STATE_INDEX,
|
|
QLA8XXX_DEV_FAILED);
|
|
}
|
|
}
|
|
|
|
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
|
|
ql_log(ql_log_info, vha, 0xb0d0,
|
|
"Device state is 0x%x = %s\n",
|
|
dev_state, dev_state < MAX_STATES ?
|
|
qdev_state(dev_state) : "Unknown");
|
|
|
|
/* NOTE: Make sure idc unlocked upon exit of switch statement */
|
|
switch (dev_state) {
|
|
case QLA8XXX_DEV_READY:
|
|
ha->flags.nic_core_reset_owner = 0;
|
|
goto exit;
|
|
case QLA8XXX_DEV_COLD:
|
|
rval = qla8044_device_bootstrap(vha);
|
|
break;
|
|
case QLA8XXX_DEV_INITIALIZING:
|
|
qla8044_idc_unlock(ha);
|
|
msleep(1000);
|
|
qla8044_idc_lock(ha);
|
|
break;
|
|
case QLA8XXX_DEV_NEED_RESET:
|
|
/* For ISP8044, if NEED_RESET is set by any driver,
|
|
* it should be honored, irrespective of IDC_CTRL
|
|
* DONTRESET_BIT0 */
|
|
qla8044_need_reset_handler(vha);
|
|
break;
|
|
case QLA8XXX_DEV_NEED_QUIESCENT:
|
|
/* idc locked/unlocked in handler */
|
|
qla8044_need_qsnt_handler(vha);
|
|
|
|
/* Reset the init timeout after qsnt handler */
|
|
dev_init_timeout = jiffies +
|
|
(ha->fcoe_reset_timeout * HZ);
|
|
break;
|
|
case QLA8XXX_DEV_QUIESCENT:
|
|
ql_log(ql_log_info, vha, 0xb0d1,
|
|
"HW State: QUIESCENT\n");
|
|
|
|
qla8044_idc_unlock(ha);
|
|
msleep(1000);
|
|
qla8044_idc_lock(ha);
|
|
|
|
/* Reset the init timeout after qsnt handler */
|
|
dev_init_timeout = jiffies +
|
|
(ha->fcoe_reset_timeout * HZ);
|
|
break;
|
|
case QLA8XXX_DEV_FAILED:
|
|
ha->flags.nic_core_reset_owner = 0;
|
|
qla8044_idc_unlock(ha);
|
|
qla8xxx_dev_failed_handler(vha);
|
|
rval = QLA_FUNCTION_FAILED;
|
|
qla8044_idc_lock(ha);
|
|
goto exit;
|
|
default:
|
|
qla8044_idc_unlock(ha);
|
|
qla8xxx_dev_failed_handler(vha);
|
|
rval = QLA_FUNCTION_FAILED;
|
|
qla8044_idc_lock(ha);
|
|
goto exit;
|
|
}
|
|
}
|
|
exit:
|
|
qla8044_idc_unlock(ha);
|
|
|
|
exit_error:
|
|
return rval;
|
|
}
|
|
|
|
/**
|
|
* qla4_8xxx_check_temp - Check the ISP82XX temperature.
|
|
* @ha: adapter block pointer.
|
|
*
|
|
* Note: The caller should not hold the idc lock.
|
|
**/
|
|
static int
|
|
qla8044_check_temp(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t temp, temp_state, temp_val;
|
|
int status = QLA_SUCCESS;
|
|
|
|
temp = qla8044_rd_direct(vha, QLA8044_CRB_TEMP_STATE_INDEX);
|
|
temp_state = qla82xx_get_temp_state(temp);
|
|
temp_val = qla82xx_get_temp_val(temp);
|
|
|
|
if (temp_state == QLA82XX_TEMP_PANIC) {
|
|
ql_log(ql_log_warn, vha, 0xb0d2,
|
|
"Device temperature %d degrees C"
|
|
" exceeds maximum allowed. Hardware has been shut"
|
|
" down\n", temp_val);
|
|
status = QLA_FUNCTION_FAILED;
|
|
return status;
|
|
} else if (temp_state == QLA82XX_TEMP_WARN) {
|
|
ql_log(ql_log_warn, vha, 0xb0d3,
|
|
"Device temperature %d"
|
|
" degrees C exceeds operating range."
|
|
" Immediate action needed.\n", temp_val);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int qla8044_read_temperature(scsi_qla_host_t *vha)
|
|
{
|
|
uint32_t temp;
|
|
|
|
temp = qla8044_rd_direct(vha, QLA8044_CRB_TEMP_STATE_INDEX);
|
|
return qla82xx_get_temp_val(temp);
|
|
}
|
|
|
|
/**
|
|
* qla8044_check_fw_alive - Check firmware health
|
|
* @ha: Pointer to host adapter structure.
|
|
*
|
|
* Context: Interrupt
|
|
**/
|
|
int
|
|
qla8044_check_fw_alive(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t fw_heartbeat_counter;
|
|
uint32_t halt_status1, halt_status2;
|
|
int status = QLA_SUCCESS;
|
|
|
|
fw_heartbeat_counter = qla8044_rd_direct(vha,
|
|
QLA8044_PEG_ALIVE_COUNTER_INDEX);
|
|
|
|
/* If PEG_ALIVE_COUNTER is 0xffffffff, AER/EEH is in progress, ignore */
|
|
if (fw_heartbeat_counter == 0xffffffff) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0d4,
|
|
"scsi%ld: %s: Device in frozen "
|
|
"state, QLA82XX_PEG_ALIVE_COUNTER is 0xffffffff\n",
|
|
vha->host_no, __func__);
|
|
return status;
|
|
}
|
|
|
|
if (vha->fw_heartbeat_counter == fw_heartbeat_counter) {
|
|
vha->seconds_since_last_heartbeat++;
|
|
/* FW not alive after 2 seconds */
|
|
if (vha->seconds_since_last_heartbeat == 2) {
|
|
vha->seconds_since_last_heartbeat = 0;
|
|
halt_status1 = qla8044_rd_direct(vha,
|
|
QLA8044_PEG_HALT_STATUS1_INDEX);
|
|
halt_status2 = qla8044_rd_direct(vha,
|
|
QLA8044_PEG_HALT_STATUS2_INDEX);
|
|
|
|
ql_log(ql_log_info, vha, 0xb0d5,
|
|
"scsi(%ld): %s, ISP8044 "
|
|
"Dumping hw/fw registers:\n"
|
|
" PEG_HALT_STATUS1: 0x%x, "
|
|
"PEG_HALT_STATUS2: 0x%x,\n",
|
|
vha->host_no, __func__, halt_status1,
|
|
halt_status2);
|
|
status = QLA_FUNCTION_FAILED;
|
|
}
|
|
} else
|
|
vha->seconds_since_last_heartbeat = 0;
|
|
|
|
vha->fw_heartbeat_counter = fw_heartbeat_counter;
|
|
return status;
|
|
}
|
|
|
|
void
|
|
qla8044_watchdog(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t dev_state, halt_status;
|
|
int halt_status_unrecoverable = 0;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
/* don't poll if reset is going on or FW hang in quiescent state */
|
|
if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
|
|
test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags))) {
|
|
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
|
|
|
|
if (qla8044_check_fw_alive(vha)) {
|
|
ha->flags.isp82xx_fw_hung = 1;
|
|
ql_log(ql_log_warn, vha, 0xb10a,
|
|
"Firmware hung.\n");
|
|
qla82xx_clear_pending_mbx(vha);
|
|
}
|
|
|
|
if (qla8044_check_temp(vha)) {
|
|
set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags);
|
|
ha->flags.isp82xx_fw_hung = 1;
|
|
qla2xxx_wake_dpc(vha);
|
|
} else if (dev_state == QLA8XXX_DEV_NEED_RESET &&
|
|
!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) {
|
|
ql_log(ql_log_info, vha, 0xb0d6,
|
|
"%s: HW State: NEED RESET!\n",
|
|
__func__);
|
|
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
|
|
qla2xxx_wake_dpc(vha);
|
|
} else if (dev_state == QLA8XXX_DEV_NEED_QUIESCENT &&
|
|
!test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags)) {
|
|
ql_log(ql_log_info, vha, 0xb0d7,
|
|
"%s: HW State: NEED QUIES detected!\n",
|
|
__func__);
|
|
set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags);
|
|
qla2xxx_wake_dpc(vha);
|
|
} else {
|
|
/* Check firmware health */
|
|
if (ha->flags.isp82xx_fw_hung) {
|
|
halt_status = qla8044_rd_direct(vha,
|
|
QLA8044_PEG_HALT_STATUS1_INDEX);
|
|
if (halt_status &
|
|
QLA8044_HALT_STATUS_FW_RESET) {
|
|
ql_log(ql_log_fatal, vha,
|
|
0xb0d8, "%s: Firmware "
|
|
"error detected device "
|
|
"is being reset\n",
|
|
__func__);
|
|
} else if (halt_status &
|
|
QLA8044_HALT_STATUS_UNRECOVERABLE) {
|
|
halt_status_unrecoverable = 1;
|
|
}
|
|
|
|
/* Since we cannot change dev_state in interrupt
|
|
* context, set appropriate DPC flag then wakeup
|
|
* DPC */
|
|
if (halt_status_unrecoverable) {
|
|
set_bit(ISP_UNRECOVERABLE,
|
|
&vha->dpc_flags);
|
|
} else {
|
|
if (dev_state ==
|
|
QLA8XXX_DEV_QUIESCENT) {
|
|
set_bit(FCOE_CTX_RESET_NEEDED,
|
|
&vha->dpc_flags);
|
|
ql_log(ql_log_info, vha, 0xb0d9,
|
|
"%s: FW CONTEXT Reset "
|
|
"needed!\n", __func__);
|
|
} else {
|
|
ql_log(ql_log_info, vha,
|
|
0xb0da, "%s: "
|
|
"detect abort needed\n",
|
|
__func__);
|
|
set_bit(ISP_ABORT_NEEDED,
|
|
&vha->dpc_flags);
|
|
}
|
|
}
|
|
qla2xxx_wake_dpc(vha);
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
static int
|
|
qla8044_minidump_process_control(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr)
|
|
{
|
|
struct qla8044_minidump_entry_crb *crb_entry;
|
|
uint32_t read_value, opcode, poll_time, addr, index;
|
|
uint32_t crb_addr, rval = QLA_SUCCESS;
|
|
unsigned long wtime;
|
|
struct qla8044_minidump_template_hdr *tmplt_hdr;
|
|
int i;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0dd, "Entering fn: %s\n", __func__);
|
|
tmplt_hdr = (struct qla8044_minidump_template_hdr *)
|
|
ha->md_tmplt_hdr;
|
|
crb_entry = (struct qla8044_minidump_entry_crb *)entry_hdr;
|
|
|
|
crb_addr = crb_entry->addr;
|
|
for (i = 0; i < crb_entry->op_count; i++) {
|
|
opcode = crb_entry->crb_ctrl.opcode;
|
|
|
|
if (opcode & QLA82XX_DBG_OPCODE_WR) {
|
|
qla8044_wr_reg_indirect(vha, crb_addr,
|
|
crb_entry->value_1);
|
|
opcode &= ~QLA82XX_DBG_OPCODE_WR;
|
|
}
|
|
|
|
if (opcode & QLA82XX_DBG_OPCODE_RW) {
|
|
qla8044_rd_reg_indirect(vha, crb_addr, &read_value);
|
|
qla8044_wr_reg_indirect(vha, crb_addr, read_value);
|
|
opcode &= ~QLA82XX_DBG_OPCODE_RW;
|
|
}
|
|
|
|
if (opcode & QLA82XX_DBG_OPCODE_AND) {
|
|
qla8044_rd_reg_indirect(vha, crb_addr, &read_value);
|
|
read_value &= crb_entry->value_2;
|
|
opcode &= ~QLA82XX_DBG_OPCODE_AND;
|
|
if (opcode & QLA82XX_DBG_OPCODE_OR) {
|
|
read_value |= crb_entry->value_3;
|
|
opcode &= ~QLA82XX_DBG_OPCODE_OR;
|
|
}
|
|
qla8044_wr_reg_indirect(vha, crb_addr, read_value);
|
|
}
|
|
if (opcode & QLA82XX_DBG_OPCODE_OR) {
|
|
qla8044_rd_reg_indirect(vha, crb_addr, &read_value);
|
|
read_value |= crb_entry->value_3;
|
|
qla8044_wr_reg_indirect(vha, crb_addr, read_value);
|
|
opcode &= ~QLA82XX_DBG_OPCODE_OR;
|
|
}
|
|
if (opcode & QLA82XX_DBG_OPCODE_POLL) {
|
|
poll_time = crb_entry->crb_strd.poll_timeout;
|
|
wtime = jiffies + poll_time;
|
|
qla8044_rd_reg_indirect(vha, crb_addr, &read_value);
|
|
|
|
do {
|
|
if ((read_value & crb_entry->value_2) ==
|
|
crb_entry->value_1) {
|
|
break;
|
|
} else if (time_after_eq(jiffies, wtime)) {
|
|
/* capturing dump failed */
|
|
rval = QLA_FUNCTION_FAILED;
|
|
break;
|
|
} else {
|
|
qla8044_rd_reg_indirect(vha,
|
|
crb_addr, &read_value);
|
|
}
|
|
} while (1);
|
|
opcode &= ~QLA82XX_DBG_OPCODE_POLL;
|
|
}
|
|
|
|
if (opcode & QLA82XX_DBG_OPCODE_RDSTATE) {
|
|
if (crb_entry->crb_strd.state_index_a) {
|
|
index = crb_entry->crb_strd.state_index_a;
|
|
addr = tmplt_hdr->saved_state_array[index];
|
|
} else {
|
|
addr = crb_addr;
|
|
}
|
|
|
|
qla8044_rd_reg_indirect(vha, addr, &read_value);
|
|
index = crb_entry->crb_ctrl.state_index_v;
|
|
tmplt_hdr->saved_state_array[index] = read_value;
|
|
opcode &= ~QLA82XX_DBG_OPCODE_RDSTATE;
|
|
}
|
|
|
|
if (opcode & QLA82XX_DBG_OPCODE_WRSTATE) {
|
|
if (crb_entry->crb_strd.state_index_a) {
|
|
index = crb_entry->crb_strd.state_index_a;
|
|
addr = tmplt_hdr->saved_state_array[index];
|
|
} else {
|
|
addr = crb_addr;
|
|
}
|
|
|
|
if (crb_entry->crb_ctrl.state_index_v) {
|
|
index = crb_entry->crb_ctrl.state_index_v;
|
|
read_value =
|
|
tmplt_hdr->saved_state_array[index];
|
|
} else {
|
|
read_value = crb_entry->value_1;
|
|
}
|
|
|
|
qla8044_wr_reg_indirect(vha, addr, read_value);
|
|
opcode &= ~QLA82XX_DBG_OPCODE_WRSTATE;
|
|
}
|
|
|
|
if (opcode & QLA82XX_DBG_OPCODE_MDSTATE) {
|
|
index = crb_entry->crb_ctrl.state_index_v;
|
|
read_value = tmplt_hdr->saved_state_array[index];
|
|
read_value <<= crb_entry->crb_ctrl.shl;
|
|
read_value >>= crb_entry->crb_ctrl.shr;
|
|
if (crb_entry->value_2)
|
|
read_value &= crb_entry->value_2;
|
|
read_value |= crb_entry->value_3;
|
|
read_value += crb_entry->value_1;
|
|
tmplt_hdr->saved_state_array[index] = read_value;
|
|
opcode &= ~QLA82XX_DBG_OPCODE_MDSTATE;
|
|
}
|
|
crb_addr += crb_entry->crb_strd.addr_stride;
|
|
}
|
|
return rval;
|
|
}
|
|
|
|
static void
|
|
qla8044_minidump_process_rdcrb(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t r_addr, r_stride, loop_cnt, i, r_value;
|
|
struct qla8044_minidump_entry_crb *crb_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0de, "Entering fn: %s\n", __func__);
|
|
crb_hdr = (struct qla8044_minidump_entry_crb *)entry_hdr;
|
|
r_addr = crb_hdr->addr;
|
|
r_stride = crb_hdr->crb_strd.addr_stride;
|
|
loop_cnt = crb_hdr->op_count;
|
|
|
|
for (i = 0; i < loop_cnt; i++) {
|
|
qla8044_rd_reg_indirect(vha, r_addr, &r_value);
|
|
*data_ptr++ = r_addr;
|
|
*data_ptr++ = r_value;
|
|
r_addr += r_stride;
|
|
}
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
static int
|
|
qla8044_minidump_process_rdmem(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t r_addr, r_value, r_data;
|
|
uint32_t i, j, loop_cnt;
|
|
struct qla8044_minidump_entry_rdmem *m_hdr;
|
|
unsigned long flags;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0df, "Entering fn: %s\n", __func__);
|
|
m_hdr = (struct qla8044_minidump_entry_rdmem *)entry_hdr;
|
|
r_addr = m_hdr->read_addr;
|
|
loop_cnt = m_hdr->read_data_size/16;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f0,
|
|
"[%s]: Read addr: 0x%x, read_data_size: 0x%x\n",
|
|
__func__, r_addr, m_hdr->read_data_size);
|
|
|
|
if (r_addr & 0xf) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f1,
|
|
"[%s]: Read addr 0x%x not 16 bytes aligned\n",
|
|
__func__, r_addr);
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
if (m_hdr->read_data_size % 16) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f2,
|
|
"[%s]: Read data[0x%x] not multiple of 16 bytes\n",
|
|
__func__, m_hdr->read_data_size);
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f3,
|
|
"[%s]: rdmem_addr: 0x%x, read_data_size: 0x%x, loop_cnt: 0x%x\n",
|
|
__func__, r_addr, m_hdr->read_data_size, loop_cnt);
|
|
|
|
write_lock_irqsave(&ha->hw_lock, flags);
|
|
for (i = 0; i < loop_cnt; i++) {
|
|
qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_ADDR_LO, r_addr);
|
|
r_value = 0;
|
|
qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_ADDR_HI, r_value);
|
|
r_value = MIU_TA_CTL_ENABLE;
|
|
qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_CTRL, r_value);
|
|
r_value = MIU_TA_CTL_START_ENABLE;
|
|
qla8044_wr_reg_indirect(vha, MD_MIU_TEST_AGT_CTRL, r_value);
|
|
|
|
for (j = 0; j < MAX_CTL_CHECK; j++) {
|
|
qla8044_rd_reg_indirect(vha, MD_MIU_TEST_AGT_CTRL,
|
|
&r_value);
|
|
if ((r_value & MIU_TA_CTL_BUSY) == 0)
|
|
break;
|
|
}
|
|
|
|
if (j >= MAX_CTL_CHECK) {
|
|
write_unlock_irqrestore(&ha->hw_lock, flags);
|
|
return QLA_SUCCESS;
|
|
}
|
|
|
|
for (j = 0; j < 4; j++) {
|
|
qla8044_rd_reg_indirect(vha, MD_MIU_TEST_AGT_RDDATA[j],
|
|
&r_data);
|
|
*data_ptr++ = r_data;
|
|
}
|
|
|
|
r_addr += 16;
|
|
}
|
|
write_unlock_irqrestore(&ha->hw_lock, flags);
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f4,
|
|
"Leaving fn: %s datacount: 0x%x\n",
|
|
__func__, (loop_cnt * 16));
|
|
|
|
*d_ptr = data_ptr;
|
|
return QLA_SUCCESS;
|
|
}
|
|
|
|
/* ISP83xx flash read for _RDROM _BOARD */
|
|
static uint32_t
|
|
qla8044_minidump_process_rdrom(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t fl_addr, u32_count, rval;
|
|
struct qla8044_minidump_entry_rdrom *rom_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
rom_hdr = (struct qla8044_minidump_entry_rdrom *)entry_hdr;
|
|
fl_addr = rom_hdr->read_addr;
|
|
u32_count = (rom_hdr->read_data_size)/sizeof(uint32_t);
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f5, "[%s]: fl_addr: 0x%x, count: 0x%x\n",
|
|
__func__, fl_addr, u32_count);
|
|
|
|
rval = qla8044_lockless_flash_read_u32(vha, fl_addr,
|
|
(u8 *)(data_ptr), u32_count);
|
|
|
|
if (rval != QLA_SUCCESS) {
|
|
ql_log(ql_log_fatal, vha, 0xb0f6,
|
|
"%s: Flash Read Error,Count=%d\n", __func__, u32_count);
|
|
return QLA_FUNCTION_FAILED;
|
|
} else {
|
|
data_ptr += u32_count;
|
|
*d_ptr = data_ptr;
|
|
return QLA_SUCCESS;
|
|
}
|
|
}
|
|
|
|
static void
|
|
qla8044_mark_entry_skipped(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, int index)
|
|
{
|
|
entry_hdr->d_ctrl.driver_flags |= QLA82XX_DBG_SKIPPED_FLAG;
|
|
|
|
ql_log(ql_log_info, vha, 0xb0f7,
|
|
"scsi(%ld): Skipping entry[%d]: ETYPE[0x%x]-ELEVEL[0x%x]\n",
|
|
vha->host_no, index, entry_hdr->entry_type,
|
|
entry_hdr->d_ctrl.entry_capture_mask);
|
|
}
|
|
|
|
static int
|
|
qla8044_minidump_process_l2tag(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr,
|
|
uint32_t **d_ptr)
|
|
{
|
|
uint32_t addr, r_addr, c_addr, t_r_addr;
|
|
uint32_t i, k, loop_count, t_value, r_cnt, r_value;
|
|
unsigned long p_wait, w_time, p_mask;
|
|
uint32_t c_value_w, c_value_r;
|
|
struct qla8044_minidump_entry_cache *cache_hdr;
|
|
int rval = QLA_FUNCTION_FAILED;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f8, "Entering fn: %s\n", __func__);
|
|
cache_hdr = (struct qla8044_minidump_entry_cache *)entry_hdr;
|
|
|
|
loop_count = cache_hdr->op_count;
|
|
r_addr = cache_hdr->read_addr;
|
|
c_addr = cache_hdr->control_addr;
|
|
c_value_w = cache_hdr->cache_ctrl.write_value;
|
|
|
|
t_r_addr = cache_hdr->tag_reg_addr;
|
|
t_value = cache_hdr->addr_ctrl.init_tag_value;
|
|
r_cnt = cache_hdr->read_ctrl.read_addr_cnt;
|
|
p_wait = cache_hdr->cache_ctrl.poll_wait;
|
|
p_mask = cache_hdr->cache_ctrl.poll_mask;
|
|
|
|
for (i = 0; i < loop_count; i++) {
|
|
qla8044_wr_reg_indirect(vha, t_r_addr, t_value);
|
|
if (c_value_w)
|
|
qla8044_wr_reg_indirect(vha, c_addr, c_value_w);
|
|
|
|
if (p_mask) {
|
|
w_time = jiffies + p_wait;
|
|
do {
|
|
qla8044_rd_reg_indirect(vha, c_addr,
|
|
&c_value_r);
|
|
if ((c_value_r & p_mask) == 0) {
|
|
break;
|
|
} else if (time_after_eq(jiffies, w_time)) {
|
|
/* capturing dump failed */
|
|
return rval;
|
|
}
|
|
} while (1);
|
|
}
|
|
|
|
addr = r_addr;
|
|
for (k = 0; k < r_cnt; k++) {
|
|
qla8044_rd_reg_indirect(vha, addr, &r_value);
|
|
*data_ptr++ = r_value;
|
|
addr += cache_hdr->read_ctrl.read_addr_stride;
|
|
}
|
|
t_value += cache_hdr->addr_ctrl.tag_value_stride;
|
|
}
|
|
*d_ptr = data_ptr;
|
|
return QLA_SUCCESS;
|
|
}
|
|
|
|
static void
|
|
qla8044_minidump_process_l1cache(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t addr, r_addr, c_addr, t_r_addr;
|
|
uint32_t i, k, loop_count, t_value, r_cnt, r_value;
|
|
uint32_t c_value_w;
|
|
struct qla8044_minidump_entry_cache *cache_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
cache_hdr = (struct qla8044_minidump_entry_cache *)entry_hdr;
|
|
loop_count = cache_hdr->op_count;
|
|
r_addr = cache_hdr->read_addr;
|
|
c_addr = cache_hdr->control_addr;
|
|
c_value_w = cache_hdr->cache_ctrl.write_value;
|
|
|
|
t_r_addr = cache_hdr->tag_reg_addr;
|
|
t_value = cache_hdr->addr_ctrl.init_tag_value;
|
|
r_cnt = cache_hdr->read_ctrl.read_addr_cnt;
|
|
|
|
for (i = 0; i < loop_count; i++) {
|
|
qla8044_wr_reg_indirect(vha, t_r_addr, t_value);
|
|
qla8044_wr_reg_indirect(vha, c_addr, c_value_w);
|
|
addr = r_addr;
|
|
for (k = 0; k < r_cnt; k++) {
|
|
qla8044_rd_reg_indirect(vha, addr, &r_value);
|
|
*data_ptr++ = r_value;
|
|
addr += cache_hdr->read_ctrl.read_addr_stride;
|
|
}
|
|
t_value += cache_hdr->addr_ctrl.tag_value_stride;
|
|
}
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
static void
|
|
qla8044_minidump_process_rdocm(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t r_addr, r_stride, loop_cnt, i, r_value;
|
|
struct qla8044_minidump_entry_rdocm *ocm_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0f9, "Entering fn: %s\n", __func__);
|
|
|
|
ocm_hdr = (struct qla8044_minidump_entry_rdocm *)entry_hdr;
|
|
r_addr = ocm_hdr->read_addr;
|
|
r_stride = ocm_hdr->read_addr_stride;
|
|
loop_cnt = ocm_hdr->op_count;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0fa,
|
|
"[%s]: r_addr: 0x%x, r_stride: 0x%x, loop_cnt: 0x%x\n",
|
|
__func__, r_addr, r_stride, loop_cnt);
|
|
|
|
for (i = 0; i < loop_cnt; i++) {
|
|
r_value = readl((void __iomem *)(r_addr + ha->nx_pcibase));
|
|
*data_ptr++ = r_value;
|
|
r_addr += r_stride;
|
|
}
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0fb, "Leaving fn: %s datacount: 0x%lx\n",
|
|
__func__, (long unsigned int) (loop_cnt * sizeof(uint32_t)));
|
|
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
static void
|
|
qla8044_minidump_process_rdmux(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr,
|
|
uint32_t **d_ptr)
|
|
{
|
|
uint32_t r_addr, s_stride, s_addr, s_value, loop_cnt, i, r_value;
|
|
struct qla8044_minidump_entry_mux *mux_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0fc, "Entering fn: %s\n", __func__);
|
|
|
|
mux_hdr = (struct qla8044_minidump_entry_mux *)entry_hdr;
|
|
r_addr = mux_hdr->read_addr;
|
|
s_addr = mux_hdr->select_addr;
|
|
s_stride = mux_hdr->select_value_stride;
|
|
s_value = mux_hdr->select_value;
|
|
loop_cnt = mux_hdr->op_count;
|
|
|
|
for (i = 0; i < loop_cnt; i++) {
|
|
qla8044_wr_reg_indirect(vha, s_addr, s_value);
|
|
qla8044_rd_reg_indirect(vha, r_addr, &r_value);
|
|
*data_ptr++ = s_value;
|
|
*data_ptr++ = r_value;
|
|
s_value += s_stride;
|
|
}
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
static void
|
|
qla8044_minidump_process_queue(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr,
|
|
uint32_t **d_ptr)
|
|
{
|
|
uint32_t s_addr, r_addr;
|
|
uint32_t r_stride, r_value, r_cnt, qid = 0;
|
|
uint32_t i, k, loop_cnt;
|
|
struct qla8044_minidump_entry_queue *q_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb0fd, "Entering fn: %s\n", __func__);
|
|
q_hdr = (struct qla8044_minidump_entry_queue *)entry_hdr;
|
|
s_addr = q_hdr->select_addr;
|
|
r_cnt = q_hdr->rd_strd.read_addr_cnt;
|
|
r_stride = q_hdr->rd_strd.read_addr_stride;
|
|
loop_cnt = q_hdr->op_count;
|
|
|
|
for (i = 0; i < loop_cnt; i++) {
|
|
qla8044_wr_reg_indirect(vha, s_addr, qid);
|
|
r_addr = q_hdr->read_addr;
|
|
for (k = 0; k < r_cnt; k++) {
|
|
qla8044_rd_reg_indirect(vha, r_addr, &r_value);
|
|
*data_ptr++ = r_value;
|
|
r_addr += r_stride;
|
|
}
|
|
qid += q_hdr->q_strd.queue_id_stride;
|
|
}
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
/* ISP83xx functions to process new minidump entries... */
|
|
static uint32_t
|
|
qla8044_minidump_process_pollrd(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr,
|
|
uint32_t **d_ptr)
|
|
{
|
|
uint32_t r_addr, s_addr, s_value, r_value, poll_wait, poll_mask;
|
|
uint16_t s_stride, i;
|
|
struct qla8044_minidump_entry_pollrd *pollrd_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
pollrd_hdr = (struct qla8044_minidump_entry_pollrd *) entry_hdr;
|
|
s_addr = pollrd_hdr->select_addr;
|
|
r_addr = pollrd_hdr->read_addr;
|
|
s_value = pollrd_hdr->select_value;
|
|
s_stride = pollrd_hdr->select_value_stride;
|
|
|
|
poll_wait = pollrd_hdr->poll_wait;
|
|
poll_mask = pollrd_hdr->poll_mask;
|
|
|
|
for (i = 0; i < pollrd_hdr->op_count; i++) {
|
|
qla8044_wr_reg_indirect(vha, s_addr, s_value);
|
|
poll_wait = pollrd_hdr->poll_wait;
|
|
while (1) {
|
|
qla8044_rd_reg_indirect(vha, s_addr, &r_value);
|
|
if ((r_value & poll_mask) != 0) {
|
|
break;
|
|
} else {
|
|
usleep_range(1000, 1100);
|
|
if (--poll_wait == 0) {
|
|
ql_log(ql_log_fatal, vha, 0xb0fe,
|
|
"%s: TIMEOUT\n", __func__);
|
|
goto error;
|
|
}
|
|
}
|
|
}
|
|
qla8044_rd_reg_indirect(vha, r_addr, &r_value);
|
|
*data_ptr++ = s_value;
|
|
*data_ptr++ = r_value;
|
|
|
|
s_value += s_stride;
|
|
}
|
|
*d_ptr = data_ptr;
|
|
return QLA_SUCCESS;
|
|
|
|
error:
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
static void
|
|
qla8044_minidump_process_rdmux2(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t sel_val1, sel_val2, t_sel_val, data, i;
|
|
uint32_t sel_addr1, sel_addr2, sel_val_mask, read_addr;
|
|
struct qla8044_minidump_entry_rdmux2 *rdmux2_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
rdmux2_hdr = (struct qla8044_minidump_entry_rdmux2 *) entry_hdr;
|
|
sel_val1 = rdmux2_hdr->select_value_1;
|
|
sel_val2 = rdmux2_hdr->select_value_2;
|
|
sel_addr1 = rdmux2_hdr->select_addr_1;
|
|
sel_addr2 = rdmux2_hdr->select_addr_2;
|
|
sel_val_mask = rdmux2_hdr->select_value_mask;
|
|
read_addr = rdmux2_hdr->read_addr;
|
|
|
|
for (i = 0; i < rdmux2_hdr->op_count; i++) {
|
|
qla8044_wr_reg_indirect(vha, sel_addr1, sel_val1);
|
|
t_sel_val = sel_val1 & sel_val_mask;
|
|
*data_ptr++ = t_sel_val;
|
|
|
|
qla8044_wr_reg_indirect(vha, sel_addr2, t_sel_val);
|
|
qla8044_rd_reg_indirect(vha, read_addr, &data);
|
|
|
|
*data_ptr++ = data;
|
|
|
|
qla8044_wr_reg_indirect(vha, sel_addr1, sel_val2);
|
|
t_sel_val = sel_val2 & sel_val_mask;
|
|
*data_ptr++ = t_sel_val;
|
|
|
|
qla8044_wr_reg_indirect(vha, sel_addr2, t_sel_val);
|
|
qla8044_rd_reg_indirect(vha, read_addr, &data);
|
|
|
|
*data_ptr++ = data;
|
|
|
|
sel_val1 += rdmux2_hdr->select_value_stride;
|
|
sel_val2 += rdmux2_hdr->select_value_stride;
|
|
}
|
|
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
static uint32_t
|
|
qla8044_minidump_process_pollrdmwr(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr,
|
|
uint32_t **d_ptr)
|
|
{
|
|
uint32_t poll_wait, poll_mask, r_value, data;
|
|
uint32_t addr_1, addr_2, value_1, value_2;
|
|
struct qla8044_minidump_entry_pollrdmwr *poll_hdr;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
poll_hdr = (struct qla8044_minidump_entry_pollrdmwr *) entry_hdr;
|
|
addr_1 = poll_hdr->addr_1;
|
|
addr_2 = poll_hdr->addr_2;
|
|
value_1 = poll_hdr->value_1;
|
|
value_2 = poll_hdr->value_2;
|
|
poll_mask = poll_hdr->poll_mask;
|
|
|
|
qla8044_wr_reg_indirect(vha, addr_1, value_1);
|
|
|
|
poll_wait = poll_hdr->poll_wait;
|
|
while (1) {
|
|
qla8044_rd_reg_indirect(vha, addr_1, &r_value);
|
|
|
|
if ((r_value & poll_mask) != 0) {
|
|
break;
|
|
} else {
|
|
usleep_range(1000, 1100);
|
|
if (--poll_wait == 0) {
|
|
ql_log(ql_log_fatal, vha, 0xb0ff,
|
|
"%s: TIMEOUT\n", __func__);
|
|
goto error;
|
|
}
|
|
}
|
|
}
|
|
|
|
qla8044_rd_reg_indirect(vha, addr_2, &data);
|
|
data &= poll_hdr->modify_mask;
|
|
qla8044_wr_reg_indirect(vha, addr_2, data);
|
|
qla8044_wr_reg_indirect(vha, addr_1, value_2);
|
|
|
|
poll_wait = poll_hdr->poll_wait;
|
|
while (1) {
|
|
qla8044_rd_reg_indirect(vha, addr_1, &r_value);
|
|
|
|
if ((r_value & poll_mask) != 0) {
|
|
break;
|
|
} else {
|
|
usleep_range(1000, 1100);
|
|
if (--poll_wait == 0) {
|
|
ql_log(ql_log_fatal, vha, 0xb100,
|
|
"%s: TIMEOUT2\n", __func__);
|
|
goto error;
|
|
}
|
|
}
|
|
}
|
|
|
|
*data_ptr++ = addr_2;
|
|
*data_ptr++ = data;
|
|
|
|
*d_ptr = data_ptr;
|
|
|
|
return QLA_SUCCESS;
|
|
|
|
error:
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
#define ISP8044_PEX_DMA_ENGINE_INDEX 8
|
|
#define ISP8044_PEX_DMA_BASE_ADDRESS 0x77320000
|
|
#define ISP8044_PEX_DMA_NUM_OFFSET 0x10000
|
|
#define ISP8044_PEX_DMA_CMD_ADDR_LOW 0x0
|
|
#define ISP8044_PEX_DMA_CMD_ADDR_HIGH 0x04
|
|
#define ISP8044_PEX_DMA_CMD_STS_AND_CNTRL 0x08
|
|
|
|
#define ISP8044_PEX_DMA_READ_SIZE (16 * 1024)
|
|
#define ISP8044_PEX_DMA_MAX_WAIT (100 * 100) /* Max wait of 100 msecs */
|
|
|
|
static int
|
|
qla8044_check_dma_engine_state(struct scsi_qla_host *vha)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
int rval = QLA_SUCCESS;
|
|
uint32_t dma_eng_num = 0, cmd_sts_and_cntrl = 0;
|
|
uint64_t dma_base_addr = 0;
|
|
struct qla8044_minidump_template_hdr *tmplt_hdr = NULL;
|
|
|
|
tmplt_hdr = ha->md_tmplt_hdr;
|
|
dma_eng_num =
|
|
tmplt_hdr->saved_state_array[ISP8044_PEX_DMA_ENGINE_INDEX];
|
|
dma_base_addr = ISP8044_PEX_DMA_BASE_ADDRESS +
|
|
(dma_eng_num * ISP8044_PEX_DMA_NUM_OFFSET);
|
|
|
|
/* Read the pex-dma's command-status-and-control register. */
|
|
rval = qla8044_rd_reg_indirect(vha,
|
|
(dma_base_addr + ISP8044_PEX_DMA_CMD_STS_AND_CNTRL),
|
|
&cmd_sts_and_cntrl);
|
|
if (rval)
|
|
return QLA_FUNCTION_FAILED;
|
|
|
|
/* Check if requested pex-dma engine is available. */
|
|
if (cmd_sts_and_cntrl & BIT_31)
|
|
return QLA_SUCCESS;
|
|
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
static int
|
|
qla8044_start_pex_dma(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_rdmem_pex_dma *m_hdr)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
int rval = QLA_SUCCESS, wait = 0;
|
|
uint32_t dma_eng_num = 0, cmd_sts_and_cntrl = 0;
|
|
uint64_t dma_base_addr = 0;
|
|
struct qla8044_minidump_template_hdr *tmplt_hdr = NULL;
|
|
|
|
tmplt_hdr = ha->md_tmplt_hdr;
|
|
dma_eng_num =
|
|
tmplt_hdr->saved_state_array[ISP8044_PEX_DMA_ENGINE_INDEX];
|
|
dma_base_addr = ISP8044_PEX_DMA_BASE_ADDRESS +
|
|
(dma_eng_num * ISP8044_PEX_DMA_NUM_OFFSET);
|
|
|
|
rval = qla8044_wr_reg_indirect(vha,
|
|
dma_base_addr + ISP8044_PEX_DMA_CMD_ADDR_LOW,
|
|
m_hdr->desc_card_addr);
|
|
if (rval)
|
|
goto error_exit;
|
|
|
|
rval = qla8044_wr_reg_indirect(vha,
|
|
dma_base_addr + ISP8044_PEX_DMA_CMD_ADDR_HIGH, 0);
|
|
if (rval)
|
|
goto error_exit;
|
|
|
|
rval = qla8044_wr_reg_indirect(vha,
|
|
dma_base_addr + ISP8044_PEX_DMA_CMD_STS_AND_CNTRL,
|
|
m_hdr->start_dma_cmd);
|
|
if (rval)
|
|
goto error_exit;
|
|
|
|
/* Wait for dma operation to complete. */
|
|
for (wait = 0; wait < ISP8044_PEX_DMA_MAX_WAIT; wait++) {
|
|
rval = qla8044_rd_reg_indirect(vha,
|
|
(dma_base_addr + ISP8044_PEX_DMA_CMD_STS_AND_CNTRL),
|
|
&cmd_sts_and_cntrl);
|
|
if (rval)
|
|
goto error_exit;
|
|
|
|
if ((cmd_sts_and_cntrl & BIT_1) == 0)
|
|
break;
|
|
|
|
udelay(10);
|
|
}
|
|
|
|
/* Wait a max of 100 ms, otherwise fallback to rdmem entry read */
|
|
if (wait >= ISP8044_PEX_DMA_MAX_WAIT) {
|
|
rval = QLA_FUNCTION_FAILED;
|
|
goto error_exit;
|
|
}
|
|
|
|
error_exit:
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla8044_minidump_pex_dma_read(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
int rval = QLA_SUCCESS;
|
|
struct qla8044_minidump_entry_rdmem_pex_dma *m_hdr = NULL;
|
|
uint32_t chunk_size, read_size;
|
|
uint8_t *data_ptr = (uint8_t *)*d_ptr;
|
|
void *rdmem_buffer = NULL;
|
|
dma_addr_t rdmem_dma;
|
|
struct qla8044_pex_dma_descriptor dma_desc;
|
|
|
|
rval = qla8044_check_dma_engine_state(vha);
|
|
if (rval != QLA_SUCCESS) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb147,
|
|
"DMA engine not available. Fallback to rdmem-read.\n");
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
m_hdr = (void *)entry_hdr;
|
|
|
|
rdmem_buffer = dma_alloc_coherent(&ha->pdev->dev,
|
|
ISP8044_PEX_DMA_READ_SIZE, &rdmem_dma, GFP_KERNEL);
|
|
if (!rdmem_buffer) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb148,
|
|
"Unable to allocate rdmem dma buffer\n");
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
/* Prepare pex-dma descriptor to be written to MS memory. */
|
|
/* dma-desc-cmd layout:
|
|
* 0-3: dma-desc-cmd 0-3
|
|
* 4-7: pcid function number
|
|
* 8-15: dma-desc-cmd 8-15
|
|
* dma_bus_addr: dma buffer address
|
|
* cmd.read_data_size: amount of data-chunk to be read.
|
|
*/
|
|
dma_desc.cmd.dma_desc_cmd = (m_hdr->dma_desc_cmd & 0xff0f);
|
|
dma_desc.cmd.dma_desc_cmd |=
|
|
((PCI_FUNC(ha->pdev->devfn) & 0xf) << 0x4);
|
|
|
|
dma_desc.dma_bus_addr = rdmem_dma;
|
|
dma_desc.cmd.read_data_size = chunk_size = ISP8044_PEX_DMA_READ_SIZE;
|
|
read_size = 0;
|
|
|
|
/*
|
|
* Perform rdmem operation using pex-dma.
|
|
* Prepare dma in chunks of ISP8044_PEX_DMA_READ_SIZE.
|
|
*/
|
|
while (read_size < m_hdr->read_data_size) {
|
|
if (m_hdr->read_data_size - read_size <
|
|
ISP8044_PEX_DMA_READ_SIZE) {
|
|
chunk_size = (m_hdr->read_data_size - read_size);
|
|
dma_desc.cmd.read_data_size = chunk_size;
|
|
}
|
|
|
|
dma_desc.src_addr = m_hdr->read_addr + read_size;
|
|
|
|
/* Prepare: Write pex-dma descriptor to MS memory. */
|
|
rval = qla8044_ms_mem_write_128b(vha,
|
|
m_hdr->desc_card_addr, (void *)&dma_desc,
|
|
(sizeof(struct qla8044_pex_dma_descriptor)/16));
|
|
if (rval) {
|
|
ql_log(ql_log_warn, vha, 0xb14a,
|
|
"%s: Error writing rdmem-dma-init to MS !!!\n",
|
|
__func__);
|
|
goto error_exit;
|
|
}
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb14b,
|
|
"%s: Dma-descriptor: Instruct for rdmem dma "
|
|
"(chunk_size 0x%x).\n", __func__, chunk_size);
|
|
|
|
/* Execute: Start pex-dma operation. */
|
|
rval = qla8044_start_pex_dma(vha, m_hdr);
|
|
if (rval)
|
|
goto error_exit;
|
|
|
|
memcpy(data_ptr, rdmem_buffer, chunk_size);
|
|
data_ptr += chunk_size;
|
|
read_size += chunk_size;
|
|
}
|
|
|
|
*d_ptr = (void *)data_ptr;
|
|
|
|
error_exit:
|
|
if (rdmem_buffer)
|
|
dma_free_coherent(&ha->pdev->dev, ISP8044_PEX_DMA_READ_SIZE,
|
|
rdmem_buffer, rdmem_dma);
|
|
|
|
return rval;
|
|
}
|
|
|
|
static uint32_t
|
|
qla8044_minidump_process_rddfe(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
int loop_cnt;
|
|
uint32_t addr1, addr2, value, data, temp, wrVal;
|
|
uint8_t stride, stride2;
|
|
uint16_t count;
|
|
uint32_t poll, mask, modify_mask;
|
|
uint32_t wait_count = 0;
|
|
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
struct qla8044_minidump_entry_rddfe *rddfe;
|
|
rddfe = (struct qla8044_minidump_entry_rddfe *) entry_hdr;
|
|
|
|
addr1 = rddfe->addr_1;
|
|
value = rddfe->value;
|
|
stride = rddfe->stride;
|
|
stride2 = rddfe->stride2;
|
|
count = rddfe->count;
|
|
|
|
poll = rddfe->poll;
|
|
mask = rddfe->mask;
|
|
modify_mask = rddfe->modify_mask;
|
|
|
|
addr2 = addr1 + stride;
|
|
|
|
for (loop_cnt = 0x0; loop_cnt < count; loop_cnt++) {
|
|
qla8044_wr_reg_indirect(vha, addr1, (0x40000000 | value));
|
|
|
|
wait_count = 0;
|
|
while (wait_count < poll) {
|
|
qla8044_rd_reg_indirect(vha, addr1, &temp);
|
|
if ((temp & mask) != 0)
|
|
break;
|
|
wait_count++;
|
|
}
|
|
|
|
if (wait_count == poll) {
|
|
ql_log(ql_log_warn, vha, 0xb153,
|
|
"%s: TIMEOUT\n", __func__);
|
|
goto error;
|
|
} else {
|
|
qla8044_rd_reg_indirect(vha, addr2, &temp);
|
|
temp = temp & modify_mask;
|
|
temp = (temp | ((loop_cnt << 16) | loop_cnt));
|
|
wrVal = ((temp << 16) | temp);
|
|
|
|
qla8044_wr_reg_indirect(vha, addr2, wrVal);
|
|
qla8044_wr_reg_indirect(vha, addr1, value);
|
|
|
|
wait_count = 0;
|
|
while (wait_count < poll) {
|
|
qla8044_rd_reg_indirect(vha, addr1, &temp);
|
|
if ((temp & mask) != 0)
|
|
break;
|
|
wait_count++;
|
|
}
|
|
if (wait_count == poll) {
|
|
ql_log(ql_log_warn, vha, 0xb154,
|
|
"%s: TIMEOUT\n", __func__);
|
|
goto error;
|
|
}
|
|
|
|
qla8044_wr_reg_indirect(vha, addr1,
|
|
((0x40000000 | value) + stride2));
|
|
wait_count = 0;
|
|
while (wait_count < poll) {
|
|
qla8044_rd_reg_indirect(vha, addr1, &temp);
|
|
if ((temp & mask) != 0)
|
|
break;
|
|
wait_count++;
|
|
}
|
|
|
|
if (wait_count == poll) {
|
|
ql_log(ql_log_warn, vha, 0xb155,
|
|
"%s: TIMEOUT\n", __func__);
|
|
goto error;
|
|
}
|
|
|
|
qla8044_rd_reg_indirect(vha, addr2, &data);
|
|
|
|
*data_ptr++ = wrVal;
|
|
*data_ptr++ = data;
|
|
}
|
|
|
|
}
|
|
|
|
*d_ptr = data_ptr;
|
|
return QLA_SUCCESS;
|
|
|
|
error:
|
|
return -1;
|
|
|
|
}
|
|
|
|
static uint32_t
|
|
qla8044_minidump_process_rdmdio(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
int ret = 0;
|
|
uint32_t addr1, addr2, value1, value2, data, selVal;
|
|
uint8_t stride1, stride2;
|
|
uint32_t addr3, addr4, addr5, addr6, addr7;
|
|
uint16_t count, loop_cnt;
|
|
uint32_t mask;
|
|
uint32_t *data_ptr = *d_ptr;
|
|
|
|
struct qla8044_minidump_entry_rdmdio *rdmdio;
|
|
|
|
rdmdio = (struct qla8044_minidump_entry_rdmdio *) entry_hdr;
|
|
|
|
addr1 = rdmdio->addr_1;
|
|
addr2 = rdmdio->addr_2;
|
|
value1 = rdmdio->value_1;
|
|
stride1 = rdmdio->stride_1;
|
|
stride2 = rdmdio->stride_2;
|
|
count = rdmdio->count;
|
|
|
|
mask = rdmdio->mask;
|
|
value2 = rdmdio->value_2;
|
|
|
|
addr3 = addr1 + stride1;
|
|
|
|
for (loop_cnt = 0; loop_cnt < count; loop_cnt++) {
|
|
ret = qla8044_poll_wait_ipmdio_bus_idle(vha, addr1, addr2,
|
|
addr3, mask);
|
|
if (ret == -1)
|
|
goto error;
|
|
|
|
addr4 = addr2 - stride1;
|
|
ret = qla8044_ipmdio_wr_reg(vha, addr1, addr3, mask, addr4,
|
|
value2);
|
|
if (ret == -1)
|
|
goto error;
|
|
|
|
addr5 = addr2 - (2 * stride1);
|
|
ret = qla8044_ipmdio_wr_reg(vha, addr1, addr3, mask, addr5,
|
|
value1);
|
|
if (ret == -1)
|
|
goto error;
|
|
|
|
addr6 = addr2 - (3 * stride1);
|
|
ret = qla8044_ipmdio_wr_reg(vha, addr1, addr3, mask,
|
|
addr6, 0x2);
|
|
if (ret == -1)
|
|
goto error;
|
|
|
|
ret = qla8044_poll_wait_ipmdio_bus_idle(vha, addr1, addr2,
|
|
addr3, mask);
|
|
if (ret == -1)
|
|
goto error;
|
|
|
|
addr7 = addr2 - (4 * stride1);
|
|
data = qla8044_ipmdio_rd_reg(vha, addr1, addr3, mask, addr7);
|
|
if (data == -1)
|
|
goto error;
|
|
|
|
selVal = (value2 << 18) | (value1 << 2) | 2;
|
|
|
|
stride2 = rdmdio->stride_2;
|
|
*data_ptr++ = selVal;
|
|
*data_ptr++ = data;
|
|
|
|
value1 = value1 + stride2;
|
|
*d_ptr = data_ptr;
|
|
}
|
|
|
|
return 0;
|
|
|
|
error:
|
|
return -1;
|
|
}
|
|
|
|
static uint32_t qla8044_minidump_process_pollwr(struct scsi_qla_host *vha,
|
|
struct qla8044_minidump_entry_hdr *entry_hdr, uint32_t **d_ptr)
|
|
{
|
|
uint32_t addr1, addr2, value1, value2, poll, r_value;
|
|
uint32_t wait_count = 0;
|
|
struct qla8044_minidump_entry_pollwr *pollwr_hdr;
|
|
|
|
pollwr_hdr = (struct qla8044_minidump_entry_pollwr *)entry_hdr;
|
|
addr1 = pollwr_hdr->addr_1;
|
|
addr2 = pollwr_hdr->addr_2;
|
|
value1 = pollwr_hdr->value_1;
|
|
value2 = pollwr_hdr->value_2;
|
|
|
|
poll = pollwr_hdr->poll;
|
|
|
|
while (wait_count < poll) {
|
|
qla8044_rd_reg_indirect(vha, addr1, &r_value);
|
|
|
|
if ((r_value & poll) != 0)
|
|
break;
|
|
wait_count++;
|
|
}
|
|
|
|
if (wait_count == poll) {
|
|
ql_log(ql_log_warn, vha, 0xb156, "%s: TIMEOUT\n", __func__);
|
|
goto error;
|
|
}
|
|
|
|
qla8044_wr_reg_indirect(vha, addr2, value2);
|
|
qla8044_wr_reg_indirect(vha, addr1, value1);
|
|
|
|
wait_count = 0;
|
|
while (wait_count < poll) {
|
|
qla8044_rd_reg_indirect(vha, addr1, &r_value);
|
|
|
|
if ((r_value & poll) != 0)
|
|
break;
|
|
wait_count++;
|
|
}
|
|
|
|
return QLA_SUCCESS;
|
|
|
|
error:
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
*
|
|
* qla8044_collect_md_data - Retrieve firmware minidump data.
|
|
* @ha: pointer to adapter structure
|
|
**/
|
|
int
|
|
qla8044_collect_md_data(struct scsi_qla_host *vha)
|
|
{
|
|
int num_entry_hdr = 0;
|
|
struct qla8044_minidump_entry_hdr *entry_hdr;
|
|
struct qla8044_minidump_template_hdr *tmplt_hdr;
|
|
uint32_t *data_ptr;
|
|
uint32_t data_collected = 0, f_capture_mask;
|
|
int i, rval = QLA_FUNCTION_FAILED;
|
|
uint64_t now;
|
|
uint32_t timestamp, idc_control;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (!ha->md_dump) {
|
|
ql_log(ql_log_info, vha, 0xb101,
|
|
"%s(%ld) No buffer to dump\n",
|
|
__func__, vha->host_no);
|
|
return rval;
|
|
}
|
|
|
|
if (ha->fw_dumped) {
|
|
ql_log(ql_log_warn, vha, 0xb10d,
|
|
"Firmware has been previously dumped (%p) "
|
|
"-- ignoring request.\n", ha->fw_dump);
|
|
goto md_failed;
|
|
}
|
|
|
|
ha->fw_dumped = 0;
|
|
|
|
if (!ha->md_tmplt_hdr || !ha->md_dump) {
|
|
ql_log(ql_log_warn, vha, 0xb10e,
|
|
"Memory not allocated for minidump capture\n");
|
|
goto md_failed;
|
|
}
|
|
|
|
qla8044_idc_lock(ha);
|
|
idc_control = qla8044_rd_reg(ha, QLA8044_IDC_DRV_CTRL);
|
|
if (idc_control & GRACEFUL_RESET_BIT1) {
|
|
ql_log(ql_log_warn, vha, 0xb112,
|
|
"Forced reset from application, "
|
|
"ignore minidump capture\n");
|
|
qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
|
|
(idc_control & ~GRACEFUL_RESET_BIT1));
|
|
qla8044_idc_unlock(ha);
|
|
|
|
goto md_failed;
|
|
}
|
|
qla8044_idc_unlock(ha);
|
|
|
|
if (qla82xx_validate_template_chksum(vha)) {
|
|
ql_log(ql_log_info, vha, 0xb109,
|
|
"Template checksum validation error\n");
|
|
goto md_failed;
|
|
}
|
|
|
|
tmplt_hdr = (struct qla8044_minidump_template_hdr *)
|
|
ha->md_tmplt_hdr;
|
|
data_ptr = (uint32_t *)((uint8_t *)ha->md_dump);
|
|
num_entry_hdr = tmplt_hdr->num_of_entries;
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb11a,
|
|
"Capture Mask obtained: 0x%x\n", tmplt_hdr->capture_debug_level);
|
|
|
|
f_capture_mask = tmplt_hdr->capture_debug_level & 0xFF;
|
|
|
|
/* Validate whether required debug level is set */
|
|
if ((f_capture_mask & 0x3) != 0x3) {
|
|
ql_log(ql_log_warn, vha, 0xb10f,
|
|
"Minimum required capture mask[0x%x] level not set\n",
|
|
f_capture_mask);
|
|
|
|
}
|
|
tmplt_hdr->driver_capture_mask = ql2xmdcapmask;
|
|
ql_log(ql_log_info, vha, 0xb102,
|
|
"[%s]: starting data ptr: %p\n",
|
|
__func__, data_ptr);
|
|
ql_log(ql_log_info, vha, 0xb10b,
|
|
"[%s]: no of entry headers in Template: 0x%x\n",
|
|
__func__, num_entry_hdr);
|
|
ql_log(ql_log_info, vha, 0xb10c,
|
|
"[%s]: Total_data_size 0x%x, %d obtained\n",
|
|
__func__, ha->md_dump_size, ha->md_dump_size);
|
|
|
|
/* Update current timestamp before taking dump */
|
|
now = get_jiffies_64();
|
|
timestamp = (u32)(jiffies_to_msecs(now) / 1000);
|
|
tmplt_hdr->driver_timestamp = timestamp;
|
|
|
|
entry_hdr = (struct qla8044_minidump_entry_hdr *)
|
|
(((uint8_t *)ha->md_tmplt_hdr) + tmplt_hdr->first_entry_offset);
|
|
tmplt_hdr->saved_state_array[QLA8044_SS_OCM_WNDREG_INDEX] =
|
|
tmplt_hdr->ocm_window_reg[ha->portnum];
|
|
|
|
/* Walk through the entry headers - validate/perform required action */
|
|
for (i = 0; i < num_entry_hdr; i++) {
|
|
if (data_collected > ha->md_dump_size) {
|
|
ql_log(ql_log_info, vha, 0xb103,
|
|
"Data collected: [0x%x], "
|
|
"Total Dump size: [0x%x]\n",
|
|
data_collected, ha->md_dump_size);
|
|
return rval;
|
|
}
|
|
|
|
if (!(entry_hdr->d_ctrl.entry_capture_mask &
|
|
ql2xmdcapmask)) {
|
|
entry_hdr->d_ctrl.driver_flags |=
|
|
QLA82XX_DBG_SKIPPED_FLAG;
|
|
goto skip_nxt_entry;
|
|
}
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb104,
|
|
"Data collected: [0x%x], Dump size left:[0x%x]\n",
|
|
data_collected,
|
|
(ha->md_dump_size - data_collected));
|
|
|
|
/* Decode the entry type and take required action to capture
|
|
* debug data
|
|
*/
|
|
switch (entry_hdr->entry_type) {
|
|
case QLA82XX_RDEND:
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
case QLA82XX_CNTRL:
|
|
rval = qla8044_minidump_process_control(vha,
|
|
entry_hdr);
|
|
if (rval != QLA_SUCCESS) {
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
goto md_failed;
|
|
}
|
|
break;
|
|
case QLA82XX_RDCRB:
|
|
qla8044_minidump_process_rdcrb(vha,
|
|
entry_hdr, &data_ptr);
|
|
break;
|
|
case QLA82XX_RDMEM:
|
|
rval = qla8044_minidump_pex_dma_read(vha,
|
|
entry_hdr, &data_ptr);
|
|
if (rval != QLA_SUCCESS) {
|
|
rval = qla8044_minidump_process_rdmem(vha,
|
|
entry_hdr, &data_ptr);
|
|
if (rval != QLA_SUCCESS) {
|
|
qla8044_mark_entry_skipped(vha,
|
|
entry_hdr, i);
|
|
goto md_failed;
|
|
}
|
|
}
|
|
break;
|
|
case QLA82XX_BOARD:
|
|
case QLA82XX_RDROM:
|
|
rval = qla8044_minidump_process_rdrom(vha,
|
|
entry_hdr, &data_ptr);
|
|
if (rval != QLA_SUCCESS) {
|
|
qla8044_mark_entry_skipped(vha,
|
|
entry_hdr, i);
|
|
}
|
|
break;
|
|
case QLA82XX_L2DTG:
|
|
case QLA82XX_L2ITG:
|
|
case QLA82XX_L2DAT:
|
|
case QLA82XX_L2INS:
|
|
rval = qla8044_minidump_process_l2tag(vha,
|
|
entry_hdr, &data_ptr);
|
|
if (rval != QLA_SUCCESS) {
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
goto md_failed;
|
|
}
|
|
break;
|
|
case QLA8044_L1DTG:
|
|
case QLA8044_L1ITG:
|
|
case QLA82XX_L1DAT:
|
|
case QLA82XX_L1INS:
|
|
qla8044_minidump_process_l1cache(vha,
|
|
entry_hdr, &data_ptr);
|
|
break;
|
|
case QLA82XX_RDOCM:
|
|
qla8044_minidump_process_rdocm(vha,
|
|
entry_hdr, &data_ptr);
|
|
break;
|
|
case QLA82XX_RDMUX:
|
|
qla8044_minidump_process_rdmux(vha,
|
|
entry_hdr, &data_ptr);
|
|
break;
|
|
case QLA82XX_QUEUE:
|
|
qla8044_minidump_process_queue(vha,
|
|
entry_hdr, &data_ptr);
|
|
break;
|
|
case QLA8044_POLLRD:
|
|
rval = qla8044_minidump_process_pollrd(vha,
|
|
entry_hdr, &data_ptr);
|
|
if (rval != QLA_SUCCESS)
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
case QLA8044_RDMUX2:
|
|
qla8044_minidump_process_rdmux2(vha,
|
|
entry_hdr, &data_ptr);
|
|
break;
|
|
case QLA8044_POLLRDMWR:
|
|
rval = qla8044_minidump_process_pollrdmwr(vha,
|
|
entry_hdr, &data_ptr);
|
|
if (rval != QLA_SUCCESS)
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
case QLA8044_RDDFE:
|
|
rval = qla8044_minidump_process_rddfe(vha, entry_hdr,
|
|
&data_ptr);
|
|
if (rval != QLA_SUCCESS)
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
case QLA8044_RDMDIO:
|
|
rval = qla8044_minidump_process_rdmdio(vha, entry_hdr,
|
|
&data_ptr);
|
|
if (rval != QLA_SUCCESS)
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
case QLA8044_POLLWR:
|
|
rval = qla8044_minidump_process_pollwr(vha, entry_hdr,
|
|
&data_ptr);
|
|
if (rval != QLA_SUCCESS)
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
case QLA82XX_RDNOP:
|
|
default:
|
|
qla8044_mark_entry_skipped(vha, entry_hdr, i);
|
|
break;
|
|
}
|
|
|
|
data_collected = (uint8_t *)data_ptr -
|
|
(uint8_t *)((uint8_t *)ha->md_dump);
|
|
skip_nxt_entry:
|
|
/*
|
|
* next entry in the template
|
|
*/
|
|
entry_hdr = (struct qla8044_minidump_entry_hdr *)
|
|
(((uint8_t *)entry_hdr) + entry_hdr->entry_size);
|
|
}
|
|
|
|
if (data_collected != ha->md_dump_size) {
|
|
ql_log(ql_log_info, vha, 0xb105,
|
|
"Dump data mismatch: Data collected: "
|
|
"[0x%x], total_data_size:[0x%x]\n",
|
|
data_collected, ha->md_dump_size);
|
|
rval = QLA_FUNCTION_FAILED;
|
|
goto md_failed;
|
|
}
|
|
|
|
ql_log(ql_log_info, vha, 0xb110,
|
|
"Firmware dump saved to temp buffer (%ld/%p %ld/%p).\n",
|
|
vha->host_no, ha->md_tmplt_hdr, vha->host_no, ha->md_dump);
|
|
ha->fw_dumped = 1;
|
|
qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
|
|
|
|
|
|
ql_log(ql_log_info, vha, 0xb106,
|
|
"Leaving fn: %s Last entry: 0x%x\n",
|
|
__func__, i);
|
|
md_failed:
|
|
return rval;
|
|
}
|
|
|
|
void
|
|
qla8044_get_minidump(struct scsi_qla_host *vha)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (!qla8044_collect_md_data(vha)) {
|
|
ha->fw_dumped = 1;
|
|
ha->prev_minidump_failed = 0;
|
|
} else {
|
|
ql_log(ql_log_fatal, vha, 0xb0db,
|
|
"%s: Unable to collect minidump\n",
|
|
__func__);
|
|
ha->prev_minidump_failed = 1;
|
|
}
|
|
}
|
|
|
|
static int
|
|
qla8044_poll_flash_status_reg(struct scsi_qla_host *vha)
|
|
{
|
|
uint32_t flash_status;
|
|
int retries = QLA8044_FLASH_READ_RETRY_COUNT;
|
|
int ret_val = QLA_SUCCESS;
|
|
|
|
while (retries--) {
|
|
ret_val = qla8044_rd_reg_indirect(vha, QLA8044_FLASH_STATUS,
|
|
&flash_status);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb13c,
|
|
"%s: Failed to read FLASH_STATUS reg.\n",
|
|
__func__);
|
|
break;
|
|
}
|
|
if ((flash_status & QLA8044_FLASH_STATUS_READY) ==
|
|
QLA8044_FLASH_STATUS_READY)
|
|
break;
|
|
msleep(QLA8044_FLASH_STATUS_REG_POLL_DELAY);
|
|
}
|
|
|
|
if (!retries)
|
|
ret_val = QLA_FUNCTION_FAILED;
|
|
|
|
return ret_val;
|
|
}
|
|
|
|
static int
|
|
qla8044_write_flash_status_reg(struct scsi_qla_host *vha,
|
|
uint32_t data)
|
|
{
|
|
int ret_val = QLA_SUCCESS;
|
|
uint32_t cmd;
|
|
|
|
cmd = vha->hw->fdt_wrt_sts_reg_cmd;
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_ADDR,
|
|
QLA8044_FLASH_STATUS_WRITE_DEF_SIG | cmd);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb125,
|
|
"%s: Failed to write to FLASH_ADDR.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_WRDATA, data);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb126,
|
|
"%s: Failed to write to FLASH_WRDATA.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_CONTROL,
|
|
QLA8044_FLASH_SECOND_ERASE_MS_VAL);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb127,
|
|
"%s: Failed to write to FLASH_CONTROL.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
|
|
ret_val = qla8044_poll_flash_status_reg(vha);
|
|
if (ret_val)
|
|
ql_log(ql_log_warn, vha, 0xb128,
|
|
"%s: Error polling flash status reg.\n", __func__);
|
|
|
|
exit_func:
|
|
return ret_val;
|
|
}
|
|
|
|
/*
|
|
* This function assumes that the flash lock is held.
|
|
*/
|
|
static int
|
|
qla8044_unprotect_flash(scsi_qla_host_t *vha)
|
|
{
|
|
int ret_val;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
ret_val = qla8044_write_flash_status_reg(vha, ha->fdt_wrt_enable);
|
|
if (ret_val)
|
|
ql_log(ql_log_warn, vha, 0xb139,
|
|
"%s: Write flash status failed.\n", __func__);
|
|
|
|
return ret_val;
|
|
}
|
|
|
|
/*
|
|
* This function assumes that the flash lock is held.
|
|
*/
|
|
static int
|
|
qla8044_protect_flash(scsi_qla_host_t *vha)
|
|
{
|
|
int ret_val;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
ret_val = qla8044_write_flash_status_reg(vha, ha->fdt_wrt_disable);
|
|
if (ret_val)
|
|
ql_log(ql_log_warn, vha, 0xb13b,
|
|
"%s: Write flash status failed.\n", __func__);
|
|
|
|
return ret_val;
|
|
}
|
|
|
|
|
|
static int
|
|
qla8044_erase_flash_sector(struct scsi_qla_host *vha,
|
|
uint32_t sector_start_addr)
|
|
{
|
|
uint32_t reversed_addr;
|
|
int ret_val = QLA_SUCCESS;
|
|
|
|
ret_val = qla8044_poll_flash_status_reg(vha);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb12e,
|
|
"%s: Poll flash status after erase failed..\n", __func__);
|
|
}
|
|
|
|
reversed_addr = (((sector_start_addr & 0xFF) << 16) |
|
|
(sector_start_addr & 0xFF00) |
|
|
((sector_start_addr & 0xFF0000) >> 16));
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha,
|
|
QLA8044_FLASH_WRDATA, reversed_addr);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb12f,
|
|
"%s: Failed to write to FLASH_WRDATA.\n", __func__);
|
|
}
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_ADDR,
|
|
QLA8044_FLASH_ERASE_SIG | vha->hw->fdt_erase_cmd);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb130,
|
|
"%s: Failed to write to FLASH_ADDR.\n", __func__);
|
|
}
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_CONTROL,
|
|
QLA8044_FLASH_LAST_ERASE_MS_VAL);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb131,
|
|
"%s: Failed write to FLASH_CONTROL.\n", __func__);
|
|
}
|
|
ret_val = qla8044_poll_flash_status_reg(vha);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb132,
|
|
"%s: Poll flash status failed.\n", __func__);
|
|
}
|
|
|
|
|
|
return ret_val;
|
|
}
|
|
|
|
/*
|
|
* qla8044_flash_write_u32 - Write data to flash
|
|
*
|
|
* @ha : Pointer to adapter structure
|
|
* addr : Flash address to write to
|
|
* p_data : Data to be written
|
|
*
|
|
* Return Value - QLA_SUCCESS/QLA_FUNCTION_FAILED
|
|
*
|
|
* NOTE: Lock should be held on entry
|
|
*/
|
|
static int
|
|
qla8044_flash_write_u32(struct scsi_qla_host *vha, uint32_t addr,
|
|
uint32_t *p_data)
|
|
{
|
|
int ret_val = QLA_SUCCESS;
|
|
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_ADDR,
|
|
0x00800000 | (addr >> 2));
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb134,
|
|
"%s: Failed write to FLASH_ADDR.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_WRDATA, *p_data);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb135,
|
|
"%s: Failed write to FLASH_WRDATA.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
ret_val = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_CONTROL, 0x3D);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb136,
|
|
"%s: Failed write to FLASH_CONTROL.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
ret_val = qla8044_poll_flash_status_reg(vha);
|
|
if (ret_val) {
|
|
ql_log(ql_log_warn, vha, 0xb137,
|
|
"%s: Poll flash status failed.\n", __func__);
|
|
}
|
|
|
|
exit_func:
|
|
return ret_val;
|
|
}
|
|
|
|
static int
|
|
qla8044_write_flash_buffer_mode(scsi_qla_host_t *vha, uint32_t *dwptr,
|
|
uint32_t faddr, uint32_t dwords)
|
|
{
|
|
int ret = QLA_FUNCTION_FAILED;
|
|
uint32_t spi_val;
|
|
|
|
if (dwords < QLA8044_MIN_OPTROM_BURST_DWORDS ||
|
|
dwords > QLA8044_MAX_OPTROM_BURST_DWORDS) {
|
|
ql_dbg(ql_dbg_user, vha, 0xb123,
|
|
"Got unsupported dwords = 0x%x.\n",
|
|
dwords);
|
|
return QLA_FUNCTION_FAILED;
|
|
}
|
|
|
|
qla8044_rd_reg_indirect(vha, QLA8044_FLASH_SPI_CONTROL, &spi_val);
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_SPI_CONTROL,
|
|
spi_val | QLA8044_FLASH_SPI_CTL);
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_ADDR,
|
|
QLA8044_FLASH_FIRST_TEMP_VAL);
|
|
|
|
/* First DWORD write to FLASH_WRDATA */
|
|
ret = qla8044_wr_reg_indirect(vha, QLA8044_FLASH_WRDATA,
|
|
*dwptr++);
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_CONTROL,
|
|
QLA8044_FLASH_FIRST_MS_PATTERN);
|
|
|
|
ret = qla8044_poll_flash_status_reg(vha);
|
|
if (ret) {
|
|
ql_log(ql_log_warn, vha, 0xb124,
|
|
"%s: Failed.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
|
|
dwords--;
|
|
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_ADDR,
|
|
QLA8044_FLASH_SECOND_TEMP_VAL);
|
|
|
|
|
|
/* Second to N-1 DWORDS writes */
|
|
while (dwords != 1) {
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_WRDATA, *dwptr++);
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_CONTROL,
|
|
QLA8044_FLASH_SECOND_MS_PATTERN);
|
|
ret = qla8044_poll_flash_status_reg(vha);
|
|
if (ret) {
|
|
ql_log(ql_log_warn, vha, 0xb129,
|
|
"%s: Failed.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
dwords--;
|
|
}
|
|
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_ADDR,
|
|
QLA8044_FLASH_FIRST_TEMP_VAL | (faddr >> 2));
|
|
|
|
/* Last DWORD write */
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_WRDATA, *dwptr++);
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_CONTROL,
|
|
QLA8044_FLASH_LAST_MS_PATTERN);
|
|
ret = qla8044_poll_flash_status_reg(vha);
|
|
if (ret) {
|
|
ql_log(ql_log_warn, vha, 0xb12a,
|
|
"%s: Failed.\n", __func__);
|
|
goto exit_func;
|
|
}
|
|
qla8044_rd_reg_indirect(vha, QLA8044_FLASH_SPI_STATUS, &spi_val);
|
|
|
|
if ((spi_val & QLA8044_FLASH_SPI_CTL) == QLA8044_FLASH_SPI_CTL) {
|
|
ql_log(ql_log_warn, vha, 0xb12b,
|
|
"%s: Failed.\n", __func__);
|
|
spi_val = 0;
|
|
/* Operation failed, clear error bit. */
|
|
qla8044_rd_reg_indirect(vha, QLA8044_FLASH_SPI_CONTROL,
|
|
&spi_val);
|
|
qla8044_wr_reg_indirect(vha, QLA8044_FLASH_SPI_CONTROL,
|
|
spi_val | QLA8044_FLASH_SPI_CTL);
|
|
}
|
|
exit_func:
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
qla8044_write_flash_dword_mode(scsi_qla_host_t *vha, uint32_t *dwptr,
|
|
uint32_t faddr, uint32_t dwords)
|
|
{
|
|
int ret = QLA_FUNCTION_FAILED;
|
|
uint32_t liter;
|
|
|
|
for (liter = 0; liter < dwords; liter++, faddr += 4, dwptr++) {
|
|
ret = qla8044_flash_write_u32(vha, faddr, dwptr);
|
|
if (ret) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb141,
|
|
"%s: flash address=%x data=%x.\n", __func__,
|
|
faddr, *dwptr);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
qla8044_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
|
|
uint32_t offset, uint32_t length)
|
|
{
|
|
int rval = QLA_FUNCTION_FAILED, i, burst_iter_count;
|
|
int dword_count, erase_sec_count;
|
|
uint32_t erase_offset;
|
|
uint8_t *p_cache, *p_src;
|
|
|
|
erase_offset = offset;
|
|
|
|
p_cache = kcalloc(length, sizeof(uint8_t), GFP_KERNEL);
|
|
if (!p_cache)
|
|
return QLA_FUNCTION_FAILED;
|
|
|
|
memcpy(p_cache, buf, length);
|
|
p_src = p_cache;
|
|
dword_count = length / sizeof(uint32_t);
|
|
/* Since the offset and legth are sector aligned, it will be always
|
|
* multiple of burst_iter_count (64)
|
|
*/
|
|
burst_iter_count = dword_count / QLA8044_MAX_OPTROM_BURST_DWORDS;
|
|
erase_sec_count = length / QLA8044_SECTOR_SIZE;
|
|
|
|
/* Suspend HBA. */
|
|
scsi_block_requests(vha->host);
|
|
/* Lock and enable write for whole operation. */
|
|
qla8044_flash_lock(vha);
|
|
qla8044_unprotect_flash(vha);
|
|
|
|
/* Erasing the sectors */
|
|
for (i = 0; i < erase_sec_count; i++) {
|
|
rval = qla8044_erase_flash_sector(vha, erase_offset);
|
|
ql_dbg(ql_dbg_user, vha, 0xb138,
|
|
"Done erase of sector=0x%x.\n",
|
|
erase_offset);
|
|
if (rval) {
|
|
ql_log(ql_log_warn, vha, 0xb121,
|
|
"Failed to erase the sector having address: "
|
|
"0x%x.\n", erase_offset);
|
|
goto out;
|
|
}
|
|
erase_offset += QLA8044_SECTOR_SIZE;
|
|
}
|
|
ql_dbg(ql_dbg_user, vha, 0xb13f,
|
|
"Got write for addr = 0x%x length=0x%x.\n",
|
|
offset, length);
|
|
|
|
for (i = 0; i < burst_iter_count; i++) {
|
|
|
|
/* Go with write. */
|
|
rval = qla8044_write_flash_buffer_mode(vha, (uint32_t *)p_src,
|
|
offset, QLA8044_MAX_OPTROM_BURST_DWORDS);
|
|
if (rval) {
|
|
/* Buffer Mode failed skip to dword mode */
|
|
ql_log(ql_log_warn, vha, 0xb122,
|
|
"Failed to write flash in buffer mode, "
|
|
"Reverting to slow-write.\n");
|
|
rval = qla8044_write_flash_dword_mode(vha,
|
|
(uint32_t *)p_src, offset,
|
|
QLA8044_MAX_OPTROM_BURST_DWORDS);
|
|
}
|
|
p_src += sizeof(uint32_t) * QLA8044_MAX_OPTROM_BURST_DWORDS;
|
|
offset += sizeof(uint32_t) * QLA8044_MAX_OPTROM_BURST_DWORDS;
|
|
}
|
|
ql_dbg(ql_dbg_user, vha, 0xb133,
|
|
"Done writing.\n");
|
|
|
|
out:
|
|
qla8044_protect_flash(vha);
|
|
qla8044_flash_unlock(vha);
|
|
scsi_unblock_requests(vha->host);
|
|
kfree(p_cache);
|
|
|
|
return rval;
|
|
}
|
|
|
|
#define LEG_INT_PTR_B31 (1 << 31)
|
|
#define LEG_INT_PTR_B30 (1 << 30)
|
|
#define PF_BITS_MASK (0xF << 16)
|
|
/**
|
|
* qla8044_intr_handler() - Process interrupts for the ISP8044
|
|
* @irq:
|
|
* @dev_id: SCSI driver HA context
|
|
*
|
|
* Called by system whenever the host adapter generates an interrupt.
|
|
*
|
|
* Returns handled flag.
|
|
*/
|
|
irqreturn_t
|
|
qla8044_intr_handler(int irq, void *dev_id)
|
|
{
|
|
scsi_qla_host_t *vha;
|
|
struct qla_hw_data *ha;
|
|
struct rsp_que *rsp;
|
|
struct device_reg_82xx __iomem *reg;
|
|
int status = 0;
|
|
unsigned long flags;
|
|
unsigned long iter;
|
|
uint32_t stat;
|
|
uint16_t mb[4];
|
|
uint32_t leg_int_ptr = 0, pf_bit;
|
|
|
|
rsp = (struct rsp_que *) dev_id;
|
|
if (!rsp) {
|
|
ql_log(ql_log_info, NULL, 0xb143,
|
|
"%s(): NULL response queue pointer\n", __func__);
|
|
return IRQ_NONE;
|
|
}
|
|
ha = rsp->hw;
|
|
vha = pci_get_drvdata(ha->pdev);
|
|
|
|
if (unlikely(pci_channel_offline(ha->pdev)))
|
|
return IRQ_HANDLED;
|
|
|
|
leg_int_ptr = qla8044_rd_reg(ha, LEG_INTR_PTR_OFFSET);
|
|
|
|
/* Legacy interrupt is valid if bit31 of leg_int_ptr is set */
|
|
if (!(leg_int_ptr & (LEG_INT_PTR_B31))) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb144,
|
|
"%s: Legacy Interrupt Bit 31 not set, "
|
|
"spurious interrupt!\n", __func__);
|
|
return IRQ_NONE;
|
|
}
|
|
|
|
pf_bit = ha->portnum << 16;
|
|
/* Validate the PCIE function ID set in leg_int_ptr bits [19..16] */
|
|
if ((leg_int_ptr & (PF_BITS_MASK)) != pf_bit) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb145,
|
|
"%s: Incorrect function ID 0x%x in "
|
|
"legacy interrupt register, "
|
|
"ha->pf_bit = 0x%x\n", __func__,
|
|
(leg_int_ptr & (PF_BITS_MASK)), pf_bit);
|
|
return IRQ_NONE;
|
|
}
|
|
|
|
/* To de-assert legacy interrupt, write 0 to Legacy Interrupt Trigger
|
|
* Control register and poll till Legacy Interrupt Pointer register
|
|
* bit32 is 0.
|
|
*/
|
|
qla8044_wr_reg(ha, LEG_INTR_TRIG_OFFSET, 0);
|
|
do {
|
|
leg_int_ptr = qla8044_rd_reg(ha, LEG_INTR_PTR_OFFSET);
|
|
if ((leg_int_ptr & (PF_BITS_MASK)) != pf_bit)
|
|
break;
|
|
} while (leg_int_ptr & (LEG_INT_PTR_B30));
|
|
|
|
reg = &ha->iobase->isp82;
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
for (iter = 1; iter--; ) {
|
|
|
|
if (RD_REG_DWORD(®->host_int)) {
|
|
stat = RD_REG_DWORD(®->host_status);
|
|
if ((stat & HSRX_RISC_INT) == 0)
|
|
break;
|
|
|
|
switch (stat & 0xff) {
|
|
case 0x1:
|
|
case 0x2:
|
|
case 0x10:
|
|
case 0x11:
|
|
qla82xx_mbx_completion(vha, MSW(stat));
|
|
status |= MBX_INTERRUPT;
|
|
break;
|
|
case 0x12:
|
|
mb[0] = MSW(stat);
|
|
mb[1] = RD_REG_WORD(®->mailbox_out[1]);
|
|
mb[2] = RD_REG_WORD(®->mailbox_out[2]);
|
|
mb[3] = RD_REG_WORD(®->mailbox_out[3]);
|
|
qla2x00_async_event(vha, rsp, mb);
|
|
break;
|
|
case 0x13:
|
|
qla24xx_process_response_queue(vha, rsp);
|
|
break;
|
|
default:
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb146,
|
|
"Unrecognized interrupt type "
|
|
"(%d).\n", stat & 0xff);
|
|
break;
|
|
}
|
|
}
|
|
WRT_REG_DWORD(®->host_int, 0);
|
|
}
|
|
|
|
qla2x00_handle_mbx_completion(ha, status);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static int
|
|
qla8044_idc_dontreset(struct qla_hw_data *ha)
|
|
{
|
|
uint32_t idc_ctrl;
|
|
|
|
idc_ctrl = qla8044_rd_reg(ha, QLA8044_IDC_DRV_CTRL);
|
|
return idc_ctrl & DONTRESET_BIT0;
|
|
}
|
|
|
|
static void
|
|
qla8044_clear_rst_ready(scsi_qla_host_t *vha)
|
|
{
|
|
uint32_t drv_state;
|
|
|
|
drv_state = qla8044_rd_direct(vha, QLA8044_CRB_DRV_STATE_INDEX);
|
|
|
|
/*
|
|
* For ISP8044, drv_active register has 1 bit per function,
|
|
* shift 1 by func_num to set a bit for the function.
|
|
* For ISP82xx, drv_active has 4 bits per function
|
|
*/
|
|
drv_state &= ~(1 << vha->hw->portnum);
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb13d,
|
|
"drv_state: 0x%08x\n", drv_state);
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DRV_STATE_INDEX, drv_state);
|
|
}
|
|
|
|
int
|
|
qla8044_abort_isp(scsi_qla_host_t *vha)
|
|
{
|
|
int rval;
|
|
uint32_t dev_state;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
qla8044_idc_lock(ha);
|
|
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
|
|
|
|
if (ql2xdontresethba)
|
|
qla8044_set_idc_dontreset(vha);
|
|
|
|
/* If device_state is NEED_RESET, go ahead with
|
|
* Reset,irrespective of ql2xdontresethba. This is to allow a
|
|
* non-reset-owner to force a reset. Non-reset-owner sets
|
|
* the IDC_CTRL BIT0 to prevent Reset-owner from doing a Reset
|
|
* and then forces a Reset by setting device_state to
|
|
* NEED_RESET. */
|
|
if (dev_state == QLA8XXX_DEV_READY) {
|
|
/* If IDC_CTRL DONTRESETHBA_BIT0 is set don't do reset
|
|
* recovery */
|
|
if (qla8044_idc_dontreset(ha) == DONTRESET_BIT0) {
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb13e,
|
|
"Reset recovery disabled\n");
|
|
rval = QLA_FUNCTION_FAILED;
|
|
goto exit_isp_reset;
|
|
}
|
|
|
|
ql_dbg(ql_dbg_p3p, vha, 0xb140,
|
|
"HW State: NEED RESET\n");
|
|
qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX,
|
|
QLA8XXX_DEV_NEED_RESET);
|
|
}
|
|
|
|
/* For ISP8044, Reset owner is NIC, iSCSI or FCOE based on priority
|
|
* and which drivers are present. Unlike ISP82XX, the function setting
|
|
* NEED_RESET, may not be the Reset owner. */
|
|
qla83xx_reset_ownership(vha);
|
|
|
|
qla8044_idc_unlock(ha);
|
|
rval = qla8044_device_state_handler(vha);
|
|
qla8044_idc_lock(ha);
|
|
qla8044_clear_rst_ready(vha);
|
|
|
|
exit_isp_reset:
|
|
qla8044_idc_unlock(ha);
|
|
if (rval == QLA_SUCCESS) {
|
|
ha->flags.isp82xx_fw_hung = 0;
|
|
ha->flags.nic_core_reset_hdlr_active = 0;
|
|
rval = qla82xx_restart_isp(vha);
|
|
}
|
|
|
|
return rval;
|
|
}
|
|
|
|
void
|
|
qla8044_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (!ha->allow_cna_fw_dump)
|
|
return;
|
|
|
|
scsi_block_requests(vha->host);
|
|
ha->flags.isp82xx_no_md_cap = 1;
|
|
qla8044_idc_lock(ha);
|
|
qla82xx_set_reset_owner(vha);
|
|
qla8044_idc_unlock(ha);
|
|
qla2x00_wait_for_chip_reset(vha);
|
|
scsi_unblock_requests(vha->host);
|
|
}
|