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authorVikas Chaudhary <vikas.chaudhary@qlogic.com>2012-08-22 13:55:08 +0200
committerJames Bottomley <JBottomley@Parallels.com>2012-09-24 10:11:08 +0200
commit6e7b429259fc0b7f2d9b1147466656b34d114815 (patch)
treeb5bc8dc7e7e803f6589c9cdd4e71c8dc7a9932ab /drivers
parent[SCSI] qla4xxx: Added new function qla4_8xxx_get_minidump (diff)
downloadlinux-6e7b429259fc0b7f2d9b1147466656b34d114815.tar.xz
linux-6e7b429259fc0b7f2d9b1147466656b34d114815.zip
[SCSI] qla4xxx: Added support for ISP83XX
Signed-off-by: Poornima Vonti <poornima.vonti@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/qla4xxx/Kconfig4
-rw-r--r--drivers/scsi/qla4xxx/Makefile2
-rw-r--r--drivers/scsi/qla4xxx/ql4_83xx.c1468
-rw-r--r--drivers/scsi/qla4xxx/ql4_83xx.h262
-rw-r--r--drivers/scsi/qla4xxx/ql4_attr.c2
-rw-r--r--drivers/scsi/qla4xxx/ql4_dbg.c28
-rw-r--r--drivers/scsi/qla4xxx/ql4_def.h27
-rw-r--r--drivers/scsi/qla4xxx/ql4_fw.h38
-rw-r--r--drivers/scsi/qla4xxx/ql4_glbl.h41
-rw-r--r--drivers/scsi/qla4xxx/ql4_init.c15
-rw-r--r--drivers/scsi/qla4xxx/ql4_iocb.c12
-rw-r--r--drivers/scsi/qla4xxx/ql4_isr.c202
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c6
-rw-r--r--drivers/scsi/qla4xxx/ql4_nx.c488
-rw-r--r--drivers/scsi/qla4xxx/ql4_nx.h17
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c262
16 files changed, 2689 insertions, 185 deletions
diff --git a/drivers/scsi/qla4xxx/Kconfig b/drivers/scsi/qla4xxx/Kconfig
index f1ad02ea212b..e4dc7c733c29 100644
--- a/drivers/scsi/qla4xxx/Kconfig
+++ b/drivers/scsi/qla4xxx/Kconfig
@@ -4,5 +4,5 @@ config SCSI_QLA_ISCSI
select SCSI_ISCSI_ATTRS
select ISCSI_BOOT_SYSFS
---help---
- This driver supports the QLogic 40xx (ISP4XXX) and 8022 (ISP82XX)
- iSCSI host adapter family.
+ This driver supports the QLogic 40xx (ISP4XXX), 8022 (ISP82XX)
+ and 8032 (ISP83XX) iSCSI host adapter family.
diff --git a/drivers/scsi/qla4xxx/Makefile b/drivers/scsi/qla4xxx/Makefile
index 5b44139ff43d..4230977748cf 100644
--- a/drivers/scsi/qla4xxx/Makefile
+++ b/drivers/scsi/qla4xxx/Makefile
@@ -1,5 +1,5 @@
qla4xxx-y := ql4_os.o ql4_init.o ql4_mbx.o ql4_iocb.o ql4_isr.o \
- ql4_nx.o ql4_nvram.o ql4_dbg.o ql4_attr.o ql4_bsg.o
+ ql4_nx.o ql4_nvram.o ql4_dbg.o ql4_attr.o ql4_bsg.o ql4_83xx.o
obj-$(CONFIG_SCSI_QLA_ISCSI) += qla4xxx.o
diff --git a/drivers/scsi/qla4xxx/ql4_83xx.c b/drivers/scsi/qla4xxx/ql4_83xx.c
new file mode 100644
index 000000000000..f963b06a1583
--- /dev/null
+++ b/drivers/scsi/qla4xxx/ql4_83xx.c
@@ -0,0 +1,1468 @@
+/*
+ * QLogic iSCSI HBA Driver
+ * Copyright (c) 2003-2012 QLogic Corporation
+ *
+ * See LICENSE.qla4xxx for copyright and licensing details.
+ */
+
+#include <linux/ratelimit.h>
+
+#include "ql4_def.h"
+#include "ql4_version.h"
+#include "ql4_glbl.h"
+#include "ql4_dbg.h"
+#include "ql4_inline.h"
+
+uint32_t qla4_83xx_rd_reg(struct scsi_qla_host *ha, ulong addr)
+{
+ return readl((void __iomem *)(ha->nx_pcibase + addr));
+}
+
+void qla4_83xx_wr_reg(struct scsi_qla_host *ha, ulong addr, uint32_t val)
+{
+ writel(val, (void __iomem *)(ha->nx_pcibase + addr));
+}
+
+static int qla4_83xx_set_win_base(struct scsi_qla_host *ha, uint32_t addr)
+{
+ uint32_t val;
+ int ret_val = QLA_SUCCESS;
+
+ qla4_83xx_wr_reg(ha, QLA83XX_CRB_WIN_FUNC(ha->func_num), addr);
+ val = qla4_83xx_rd_reg(ha, QLA83XX_CRB_WIN_FUNC(ha->func_num));
+ if (val != addr) {
+ ql4_printk(KERN_ERR, ha, "%s: Failed to set register window : addr written 0x%x, read 0x%x!\n",
+ __func__, addr, val);
+ ret_val = QLA_ERROR;
+ }
+
+ return ret_val;
+}
+
+int qla4_83xx_rd_reg_indirect(struct scsi_qla_host *ha, uint32_t addr,
+ uint32_t *data)
+{
+ int ret_val;
+
+ ret_val = qla4_83xx_set_win_base(ha, addr);
+
+ if (ret_val == QLA_SUCCESS)
+ *data = qla4_83xx_rd_reg(ha, QLA83XX_WILDCARD);
+ else
+ ql4_printk(KERN_ERR, ha, "%s: failed read of addr 0x%x!\n",
+ __func__, addr);
+
+ return ret_val;
+}
+
+int qla4_83xx_wr_reg_indirect(struct scsi_qla_host *ha, uint32_t addr,
+ uint32_t data)
+{
+ int ret_val;
+
+ ret_val = qla4_83xx_set_win_base(ha, addr);
+
+ if (ret_val == QLA_SUCCESS)
+ qla4_83xx_wr_reg(ha, QLA83XX_WILDCARD, data);
+ else
+ ql4_printk(KERN_ERR, ha, "%s: failed wrt to addr 0x%x, data 0x%x\n",
+ __func__, addr, data);
+
+ return ret_val;
+}
+
+static int qla4_83xx_flash_lock(struct scsi_qla_host *ha)
+{
+ int lock_owner;
+ int timeout = 0;
+ uint32_t lock_status = 0;
+ int ret_val = QLA_SUCCESS;
+
+ while (lock_status == 0) {
+ lock_status = qla4_83xx_rd_reg(ha, QLA83XX_FLASH_LOCK);
+ if (lock_status)
+ break;
+
+ if (++timeout >= QLA83XX_FLASH_LOCK_TIMEOUT / 20) {
+ lock_owner = qla4_83xx_rd_reg(ha,
+ QLA83XX_FLASH_LOCK_ID);
+ ql4_printk(KERN_ERR, ha, "%s: flash lock by func %d failed, held by func %d\n",
+ __func__, ha->func_num, lock_owner);
+ ret_val = QLA_ERROR;
+ break;
+ }
+ msleep(20);
+ }
+
+ qla4_83xx_wr_reg(ha, QLA83XX_FLASH_LOCK_ID, ha->func_num);
+ return ret_val;
+}
+
+static void qla4_83xx_flash_unlock(struct scsi_qla_host *ha)
+{
+ /* Reading FLASH_UNLOCK register unlocks the Flash */
+ qla4_83xx_wr_reg(ha, QLA83XX_FLASH_LOCK_ID, 0xFF);
+ qla4_83xx_rd_reg(ha, QLA83XX_FLASH_UNLOCK);
+}
+
+int qla4_83xx_flash_read_u32(struct scsi_qla_host *ha, uint32_t flash_addr,
+ uint8_t *p_data, int u32_word_count)
+{
+ int i;
+ uint32_t u32_word;
+ uint32_t addr = flash_addr;
+ int ret_val = QLA_SUCCESS;
+
+ ret_val = qla4_83xx_flash_lock(ha);
+ if (ret_val == QLA_ERROR)
+ goto exit_lock_error;
+
+ if (addr & 0x03) {
+ ql4_printk(KERN_ERR, ha, "%s: Illegal addr = 0x%x\n",
+ __func__, addr);
+ ret_val = QLA_ERROR;
+ goto exit_flash_read;
+ }
+
+ for (i = 0; i < u32_word_count; i++) {
+ ret_val = qla4_83xx_wr_reg_indirect(ha,
+ QLA83XX_FLASH_DIRECT_WINDOW,
+ (addr & 0xFFFF0000));
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: failed to write addr 0x%x to FLASH_DIRECT_WINDOW\n!",
+ __func__, addr);
+ goto exit_flash_read;
+ }
+
+ ret_val = qla4_83xx_rd_reg_indirect(ha,
+ QLA83XX_FLASH_DIRECT_DATA(addr),
+ &u32_word);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: failed to read addr 0x%x!\n",
+ __func__, addr);
+ goto exit_flash_read;
+ }
+
+ *(__le32 *)p_data = le32_to_cpu(u32_word);
+ p_data = p_data + 4;
+ addr = addr + 4;
+ }
+
+exit_flash_read:
+ qla4_83xx_flash_unlock(ha);
+
+exit_lock_error:
+ return ret_val;
+}
+
+int qla4_83xx_lockless_flash_read_u32(struct scsi_qla_host *ha,
+ 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 & (QLA83XX_FLASH_SECTOR_SIZE - 1);
+
+ if (addr & 0x3) {
+ ql4_printk(KERN_ERR, ha, "%s: Illegal addr = 0x%x\n",
+ __func__, addr);
+ ret_val = QLA_ERROR;
+ goto exit_lockless_read;
+ }
+
+ ret_val = qla4_83xx_wr_reg_indirect(ha, QLA83XX_FLASH_DIRECT_WINDOW,
+ addr);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%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))) >
+ (QLA83XX_FLASH_SECTOR_SIZE - 1)) {
+
+ /* Multi sector read */
+ for (i = 0; i < u32_word_count; i++) {
+ ret_val = qla4_83xx_rd_reg_indirect(ha,
+ QLA83XX_FLASH_DIRECT_DATA(addr),
+ &u32_word);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: failed to read addr 0x%x!\n",
+ __func__, addr);
+ goto exit_lockless_read;
+ }
+
+ *(__le32 *)p_data = le32_to_cpu(u32_word);
+ p_data = p_data + 4;
+ addr = addr + 4;
+ flash_offset = flash_offset + 4;
+
+ if (flash_offset > (QLA83XX_FLASH_SECTOR_SIZE - 1)) {
+ /* This write is needed once for each sector */
+ ret_val = qla4_83xx_wr_reg_indirect(ha,
+ QLA83XX_FLASH_DIRECT_WINDOW,
+ addr);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%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 = qla4_83xx_rd_reg_indirect(ha,
+ QLA83XX_FLASH_DIRECT_DATA(addr),
+ &u32_word);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: failed to read addr 0x%x!\n",
+ __func__, addr);
+ goto exit_lockless_read;
+ }
+
+ *(__le32 *)p_data = le32_to_cpu(u32_word);
+ p_data = p_data + 4;
+ addr = addr + 4;
+ }
+ }
+
+exit_lockless_read:
+ return ret_val;
+}
+
+void qla4_83xx_rom_lock_recovery(struct scsi_qla_host *ha)
+{
+ if (qla4_83xx_flash_lock(ha))
+ ql4_printk(KERN_INFO, ha, "%s: Resetting rom lock\n", __func__);
+
+ /*
+ * We got the lock, or someone else is holding the lock
+ * since we are restting, forcefully unlock
+ */
+ qla4_83xx_flash_unlock(ha);
+}
+
+/**
+ * qla4_83xx_ms_mem_write_128b - Writes data to MS/off-chip memory
+ * @ha: Pointer to adapter structure
+ * @addr: Flash address to write to
+ * @data: Data to be written
+ * @count: word_count to be written
+ *
+ * Return: On success return QLA_SUCCESS
+ * On error return QLA_ERROR
+ **/
+static int qla4_83xx_ms_mem_write_128b(struct scsi_qla_host *ha, uint64_t addr,
+ uint32_t *data, uint32_t count)
+{
+ int i, j;
+ uint32_t agt_ctrl;
+ unsigned long flags;
+ int ret_val = QLA_SUCCESS;
+
+ /* Only 128-bit aligned access */
+ if (addr & 0xF) {
+ ret_val = QLA_ERROR;
+ goto exit_ms_mem_write;
+ }
+
+ write_lock_irqsave(&ha->hw_lock, flags);
+
+ /* Write address */
+ ret_val = qla4_83xx_wr_reg_indirect(ha, MD_MIU_TEST_AGT_ADDR_HI, 0);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: write to AGT_ADDR_HI failed\n",
+ __func__);
+ goto exit_ms_mem_write_unlock;
+ }
+
+ for (i = 0; i < count; i++, addr += 16) {
+ if (!((QLA8XXX_ADDR_IN_RANGE(addr, QLA8XXX_ADDR_QDR_NET,
+ QLA8XXX_ADDR_QDR_NET_MAX)) ||
+ (QLA8XXX_ADDR_IN_RANGE(addr, QLA8XXX_ADDR_DDR_NET,
+ QLA8XXX_ADDR_DDR_NET_MAX)))) {
+ ret_val = QLA_ERROR;
+ goto exit_ms_mem_write_unlock;
+ }
+
+ ret_val = qla4_83xx_wr_reg_indirect(ha, MD_MIU_TEST_AGT_ADDR_LO,
+ addr);
+ /* Write data */
+ ret_val |= qla4_83xx_wr_reg_indirect(ha,
+ MD_MIU_TEST_AGT_WRDATA_LO,
+ *data++);
+ ret_val |= qla4_83xx_wr_reg_indirect(ha,
+ MD_MIU_TEST_AGT_WRDATA_HI,
+ *data++);
+ ret_val |= qla4_83xx_wr_reg_indirect(ha,
+ MD_MIU_TEST_AGT_WRDATA_ULO,
+ *data++);
+ ret_val |= qla4_83xx_wr_reg_indirect(ha,
+ MD_MIU_TEST_AGT_WRDATA_UHI,
+ *data++);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: write to AGT_WRDATA failed\n",
+ __func__);
+ goto exit_ms_mem_write_unlock;
+ }
+
+ /* Check write status */
+ ret_val = qla4_83xx_wr_reg_indirect(ha, MD_MIU_TEST_AGT_CTRL,
+ MIU_TA_CTL_WRITE_ENABLE);
+ ret_val |= qla4_83xx_wr_reg_indirect(ha, MD_MIU_TEST_AGT_CTRL,
+ MIU_TA_CTL_WRITE_START);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: write to AGT_CTRL failed\n",
+ __func__);
+ goto exit_ms_mem_write_unlock;
+ }
+
+ for (j = 0; j < MAX_CTL_CHECK; j++) {
+ ret_val = qla4_83xx_rd_reg_indirect(ha,
+ MD_MIU_TEST_AGT_CTRL,
+ &agt_ctrl);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%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) {
+ printk_ratelimited(KERN_ERR "%s: MS memory write failed!\n",
+ __func__);
+ ret_val = QLA_ERROR;
+ 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;
+}
+
+#define INTENT_TO_RECOVER 0x01
+#define PROCEED_TO_RECOVER 0x02
+
+static int qla4_83xx_lock_recovery(struct scsi_qla_host *ha)
+{
+
+ uint32_t lock = 0, lockid;
+ int ret_val = QLA_ERROR;
+
+ lockid = ha->isp_ops->rd_reg_direct(ha, QLA83XX_DRV_LOCKRECOVERY);
+
+ /* Check for other Recovery in progress, go wait */
+ if ((lockid & 0x3) != 0)
+ goto exit_lock_recovery;
+
+ /* Intent to Recover */
+ ha->isp_ops->wr_reg_direct(ha, QLA83XX_DRV_LOCKRECOVERY,
+ (ha->func_num << 2) | INTENT_TO_RECOVER);
+
+ msleep(200);
+
+ /* Check Intent to Recover is advertised */
+ lockid = ha->isp_ops->rd_reg_direct(ha, QLA83XX_DRV_LOCKRECOVERY);
+ if ((lockid & 0x3C) != (ha->func_num << 2))
+ goto exit_lock_recovery;
+
+ ql4_printk(KERN_INFO, ha, "%s: IDC Lock recovery initiated for func %d\n",
+ __func__, ha->func_num);
+
+ /* Proceed to Recover */
+ ha->isp_ops->wr_reg_direct(ha, QLA83XX_DRV_LOCKRECOVERY,
+ (ha->func_num << 2) | PROCEED_TO_RECOVER);
+
+ /* Force Unlock */
+ ha->isp_ops->wr_reg_direct(ha, QLA83XX_DRV_LOCK_ID, 0xFF);
+ ha->isp_ops->rd_reg_direct(ha, QLA83XX_DRV_UNLOCK);
+
+ /* Clear bits 0-5 in IDC_RECOVERY register*/
+ ha->isp_ops->wr_reg_direct(ha, QLA83XX_DRV_LOCKRECOVERY, 0);
+
+ /* Get lock */
+ lock = ha->isp_ops->rd_reg_direct(ha, QLA83XX_DRV_LOCK);
+ if (lock) {
+ lockid = ha->isp_ops->rd_reg_direct(ha, QLA83XX_DRV_LOCK_ID);
+ lockid = ((lockid + (1 << 8)) & ~0xFF) | ha->func_num;
+ ha->isp_ops->wr_reg_direct(ha, QLA83XX_DRV_LOCK_ID, lockid);
+ ret_val = QLA_SUCCESS;
+ }
+
+exit_lock_recovery:
+ return ret_val;
+}
+
+#define QLA83XX_DRV_LOCK_MSLEEP 200
+
+int qla4_83xx_drv_lock(struct scsi_qla_host *ha)
+{
+ int timeout = 0;
+ uint32_t status = 0;
+ int ret_val = QLA_SUCCESS;
+ uint32_t first_owner = 0;
+ uint32_t tmo_owner = 0;
+ uint32_t lock_id;
+ uint32_t func_num;
+ uint32_t lock_cnt;
+
+ while (status == 0) {
+ status = qla4_83xx_rd_reg(ha, QLA83XX_DRV_LOCK);
+ if (status) {
+ /* Increment Counter (8-31) and update func_num (0-7) on
+ * getting a successful lock */
+ lock_id = qla4_83xx_rd_reg(ha, QLA83XX_DRV_LOCK_ID);
+ lock_id = ((lock_id + (1 << 8)) & ~0xFF) | ha->func_num;
+ qla4_83xx_wr_reg(ha, QLA83XX_DRV_LOCK_ID, lock_id);
+ break;
+ }
+
+ if (timeout == 0)
+ /* Save counter + ID of function holding the lock for
+ * first failure */
+ first_owner = ha->isp_ops->rd_reg_direct(ha,
+ QLA83XX_DRV_LOCK_ID);
+
+ if (++timeout >=
+ (QLA83XX_DRV_LOCK_TIMEOUT / QLA83XX_DRV_LOCK_MSLEEP)) {
+ tmo_owner = qla4_83xx_rd_reg(ha, QLA83XX_DRV_LOCK_ID);
+ func_num = tmo_owner & 0xFF;
+ lock_cnt = tmo_owner >> 8;
+ ql4_printk(KERN_INFO, ha, "%s: Lock by func %d failed after 2s, lock held by func %d, lock count %d, first_owner %d\n",
+ __func__, ha->func_num, func_num, lock_cnt,
+ (first_owner & 0xFF));
+
+ if (first_owner != tmo_owner) {
+ /* Some other driver got lock, OR same driver
+ * got lock again (counter value changed), when
+ * we were waiting for lock.
+ * Retry for another 2 sec */
+ ql4_printk(KERN_INFO, ha, "%s: IDC lock failed for func %d\n",
+ __func__, ha->func_num);
+ timeout = 0;
+ } else {
+ /* Same driver holding lock > 2sec.
+ * Force Recovery */
+ ret_val = qla4_83xx_lock_recovery(ha);
+ if (ret_val == QLA_SUCCESS) {
+ /* Recovered and got lock */
+ ql4_printk(KERN_INFO, ha, "%s: IDC lock Recovery by %d successful\n",
+ __func__, ha->func_num);
+ break;
+ }
+ /* Recovery Failed, some other function
+ * has the lock, wait for 2secs and retry */
+ ql4_printk(KERN_INFO, ha, "%s: IDC lock Recovery by %d failed, Retrying timout\n",
+ __func__, ha->func_num);
+ timeout = 0;
+ }
+ }
+ msleep(QLA83XX_DRV_LOCK_MSLEEP);
+ }
+
+ return ret_val;
+}
+
+void qla4_83xx_drv_unlock(struct scsi_qla_host *ha)
+{
+ int id;
+
+ id = qla4_83xx_rd_reg(ha, QLA83XX_DRV_LOCK_ID);
+
+ if ((id & 0xFF) != ha->func_num) {
+ ql4_printk(KERN_ERR, ha, "%s: IDC Unlock by %d failed, lock owner is %d\n",
+ __func__, ha->func_num, (id & 0xFF));
+ return;
+ }
+
+ /* Keep lock counter value, update the ha->func_num to 0xFF */
+ qla4_83xx_wr_reg(ha, QLA83XX_DRV_LOCK_ID, (id | 0xFF));
+ qla4_83xx_rd_reg(ha, QLA83XX_DRV_UNLOCK);
+}
+
+void qla4_83xx_set_idc_dontreset(struct scsi_qla_host *ha)
+{
+ uint32_t idc_ctrl;
+
+ idc_ctrl = qla4_83xx_rd_reg(ha, QLA83XX_IDC_DRV_CTRL);
+ idc_ctrl |= DONTRESET_BIT0;
+ qla4_83xx_wr_reg(ha, QLA83XX_IDC_DRV_CTRL, idc_ctrl);
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: idc_ctrl = %d\n", __func__,
+ idc_ctrl));
+}
+
+void qla4_83xx_clear_idc_dontreset(struct scsi_qla_host *ha)
+{
+ uint32_t idc_ctrl;
+
+ idc_ctrl = qla4_83xx_rd_reg(ha, QLA83XX_IDC_DRV_CTRL);
+ idc_ctrl &= ~DONTRESET_BIT0;
+ qla4_83xx_wr_reg(ha, QLA83XX_IDC_DRV_CTRL, idc_ctrl);
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: idc_ctrl = %d\n", __func__,
+ idc_ctrl));
+}
+
+int qla4_83xx_idc_dontreset(struct scsi_qla_host *ha)
+{
+ uint32_t idc_ctrl;
+
+ idc_ctrl = qla4_83xx_rd_reg(ha, QLA83XX_IDC_DRV_CTRL);
+ return idc_ctrl & DONTRESET_BIT0;
+}
+
+/*-------------------------IDC State Machine ---------------------*/
+
+enum {
+ UNKNOWN_CLASS = 0,
+ NIC_CLASS,
+ FCOE_CLASS,
+ ISCSI_CLASS
+};
+
+struct device_info {
+ int func_num;
+ int device_type;
+ int port_num;
+};
+
+static int qla4_83xx_can_perform_reset(struct scsi_qla_host *ha)
+{
+ uint32_t drv_active;
+ uint32_t dev_part, dev_part1, dev_part2;
+ int i;
+ struct device_info device_map[16];
+ int func_nibble;
+ int nibble;
+ int nic_present = 0;
+ int iscsi_present = 0;
+ int iscsi_func_low = 0;
+
+ /* Use the dev_partition register to determine the PCI function number
+ * and then check drv_active register to see which driver is loaded */
+ dev_part1 = qla4_83xx_rd_reg(ha,
+ ha->reg_tbl[QLA8XXX_CRB_DEV_PART_INFO]);
+ dev_part2 = qla4_83xx_rd_reg(ha, QLA83XX_CRB_DEV_PART_INFO2);
+ drv_active = qla4_83xx_rd_reg(ha, ha->reg_tbl[QLA8XXX_CRB_DRV_ACTIVE]);
+
+ /* Each function has 4 bits in dev_partition Info register,
+ * Lower 2 bits - device type, Upper 2 bits - physical port number */
+ dev_part = dev_part1;
+ for (i = nibble = 0; i <= 15; i++, nibble++) {
+ func_nibble = dev_part & (0xF << (nibble * 4));
+ func_nibble >>= (nibble * 4);
+ device_map[i].func_num = i;
+ device_map[i].device_type = func_nibble & 0x3;
+ device_map[i].port_num = func_nibble & 0xC;
+
+ if (device_map[i].device_type == NIC_CLASS) {
+ if (drv_active & (1 << device_map[i].func_num)) {
+ nic_present++;
+ break;
+ }
+ } else if (device_map[i].device_type == ISCSI_CLASS) {
+ if (drv_active & (1 << device_map[i].func_num)) {
+ if (!iscsi_present ||
+ (iscsi_present &&
+ (iscsi_func_low > device_map[i].func_num)))
+ iscsi_func_low = device_map[i].func_num;
+
+ iscsi_present++;
+ }
+ }
+
+ /* For function_num[8..15] get info from dev_part2 register */
+ if (nibble == 7) {
+ nibble = 0;
+ dev_part = dev_part2;
+ }
+ }
+
+ /* NIC, iSCSI and FCOE are the Reset owners based on order, NIC gets
+ * precedence over iSCSI and FCOE and iSCSI over FCOE, based on drivers
+ * present. */
+ if (!nic_present && (ha->func_num == iscsi_func_low)) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: can reset - NIC not present and lower iSCSI function is %d\n",
+ __func__, ha->func_num));
+ return 1;
+ }
+
+ return 0;
+}
+
+/**
+ * qla4_83xx_need_reset_handler - Code to start reset sequence
+ * @ha: pointer to adapter structure
+ *
+ * Note: IDC lock must be held upon entry
+ **/
+void qla4_83xx_need_reset_handler(struct scsi_qla_host *ha)
+{
+ uint32_t dev_state, drv_state, drv_active;
+ unsigned long reset_timeout, dev_init_timeout;
+
+ ql4_printk(KERN_INFO, ha, "%s: Performing ISP error recovery\n",
+ __func__);
+
+ if (!test_bit(AF_8XXX_RST_OWNER, &ha->flags)) {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: reset acknowledged\n",
+ __func__));
+ qla4_8xxx_set_rst_ready(ha);
+
+ /* Non-reset owners ACK Reset and wait for device INIT state
+ * as part of Reset Recovery by Reset Owner */
+ dev_init_timeout = jiffies + (ha->nx_dev_init_timeout * HZ);
+
+ do {
+ if (time_after_eq(jiffies, dev_init_timeout)) {
+ ql4_printk(KERN_INFO, ha, "%s: Non Reset owner dev init timeout\n",
+ __func__);
+ break;
+ }
+
+ ha->isp_ops->idc_unlock(ha);
+ msleep(1000);
+ ha->isp_ops->idc_lock(ha);
+
+ dev_state = qla4_8xxx_rd_direct(ha,
+ QLA8XXX_CRB_DEV_STATE);
+ } while (dev_state == QLA8XXX_DEV_NEED_RESET);
+ } else {
+ qla4_8xxx_set_rst_ready(ha);
+ reset_timeout = jiffies + (ha->nx_reset_timeout * HZ);
+ drv_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_STATE);
+ drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
+
+ ql4_printk(KERN_INFO, ha, "%s: drv_state = 0x%x, drv_active = 0x%x\n",
+ __func__, drv_state, drv_active);
+
+ while (drv_state != drv_active) {
+ if (time_after_eq(jiffies, reset_timeout)) {
+ ql4_printk(KERN_INFO, ha, "%s: %s: RESET TIMEOUT! drv_state: 0x%08x, drv_active: 0x%08x\n",
+ __func__, DRIVER_NAME, drv_state,
+ drv_active);
+ break;
+ }
+
+ ha->isp_ops->idc_unlock(ha);
+ msleep(1000);
+ ha->isp_ops->idc_lock(ha);
+
+ drv_state = qla4_8xxx_rd_direct(ha,
+ QLA8XXX_CRB_DRV_STATE);
+ drv_active = qla4_8xxx_rd_direct(ha,
+ QLA8XXX_CRB_DRV_ACTIVE);
+ }
+
+ if (drv_state != drv_active) {
+ ql4_printk(KERN_INFO, ha, "%s: Reset_owner turning off drv_active of non-acking function 0x%x\n",
+ __func__, (drv_active ^ drv_state));
+ drv_active = drv_active & drv_state;
+ qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_ACTIVE,
+ drv_active);
+ }
+
+ clear_bit(AF_8XXX_RST_OWNER, &ha->flags);
+ /* Start Reset Recovery */
+ qla4_8xxx_device_bootstrap(ha);
+ }
+}
+
+void qla4_83xx_get_idc_param(struct scsi_qla_host *ha)
+{
+ uint32_t idc_params, ret_val;
+
+ ret_val = qla4_83xx_flash_read_u32(ha, QLA83XX_IDC_PARAM_ADDR,
+ (uint8_t *)&idc_params, 1);
+ if (ret_val == QLA_SUCCESS) {
+ ha->nx_dev_init_timeout = idc_params & 0xFFFF;
+ ha->nx_reset_timeout = (idc_params >> 16) & 0xFFFF;
+ } else {
+ ha->nx_dev_init_timeout = ROM_DEV_INIT_TIMEOUT;
+ ha->nx_reset_timeout = ROM_DRV_RESET_ACK_TIMEOUT;
+ }
+
+ DEBUG2(ql4_printk(KERN_DEBUG, ha,
+ "%s: ha->nx_dev_init_timeout = %d, ha->nx_reset_timeout = %d\n",
+ __func__, ha->nx_dev_init_timeout,
+ ha->nx_reset_timeout));
+}
+
+/*-------------------------Reset Sequence Functions-----------------------*/
+
+static void qla4_83xx_dump_reset_seq_hdr(struct scsi_qla_host *ha)
+{
+ uint8_t *phdr;
+
+ if (!ha->reset_tmplt.buff) {
+ ql4_printk(KERN_ERR, ha, "%s: Error: Invalid reset_seq_template\n",
+ __func__);
+ return;
+ }
+
+ phdr = ha->reset_tmplt.buff;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Reset Template: 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X\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)));
+}
+
+static int qla4_83xx_copy_bootloader(struct scsi_qla_host *ha)
+{
+ uint8_t *p_cache;
+ uint32_t src, count, size;
+ uint64_t dest;
+ int ret_val = QLA_SUCCESS;
+
+ src = QLA83XX_BOOTLOADER_FLASH_ADDR;
+ dest = qla4_83xx_rd_reg(ha, QLA83XX_BOOTLOADER_ADDR);
+ size = qla4_83xx_rd_reg(ha, QLA83XX_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) {
+ ql4_printk(KERN_ERR, ha, "%s: Failed to allocate memory for boot loader cache\n",
+ __func__);
+ ret_val = QLA_ERROR;
+ goto exit_copy_bootloader;
+ }
+
+ ret_val = qla4_83xx_lockless_flash_read_u32(ha, src, p_cache,
+ size / sizeof(uint32_t));
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: Error reading firmware from flash\n",
+ __func__);
+ goto exit_copy_error;
+ }
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Read firmware from flash\n",
+ __func__));
+
+ /* 128 bit/16 byte write to MS memory */
+ ret_val = qla4_83xx_ms_mem_write_128b(ha, dest, (uint32_t *)p_cache,
+ count);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: Error writing firmware to MS\n",
+ __func__);
+ goto exit_copy_error;
+ }
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Wrote firmware size %d to MS\n",
+ __func__, size));
+
+exit_copy_error:
+ vfree(p_cache);
+
+exit_copy_bootloader:
+ return ret_val;
+}
+
+static int qla4_83xx_check_cmd_peg_status(struct scsi_qla_host *ha)
+{
+ uint32_t val, ret_val = QLA_ERROR;
+ int retries = CRB_CMDPEG_CHECK_RETRY_COUNT;
+
+ do {
+ val = qla4_83xx_rd_reg(ha, QLA83XX_CMDPEG_STATE);
+ if (val == PHAN_INITIALIZE_COMPLETE) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%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;
+}
+
+/**
+ * qla4_83xx_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.
+ **/
+static int qla4_83xx_poll_reg(struct scsi_qla_host *ha, uint32_t addr,
+ int duration, uint32_t test_mask,
+ uint32_t test_result)
+{
+ uint32_t value;
+ uint8_t retries;
+ int ret_val = QLA_SUCCESS;
+
+ ret_val = qla4_83xx_rd_reg_indirect(ha, addr, &value);
+ if (ret_val == QLA_ERROR)
+ goto exit_poll_reg;
+
+ retries = duration / 10;
+ do {
+ if ((value & test_mask) != test_result) {
+ msleep(duration / 10);
+ ret_val = qla4_83xx_rd_reg_indirect(ha, addr, &value);
+ if (ret_val == QLA_ERROR)
+ goto exit_poll_reg;
+
+ ret_val = QLA_ERROR;
+ } else {
+ ret_val = QLA_SUCCESS;
+ break;
+ }
+ } while (retries--);
+
+exit_poll_reg:
+ if (ret_val == QLA_ERROR) {
+ ha->reset_tmplt.seq_error++;
+ ql4_printk(KERN_ERR, ha, "%s: Poll Failed: 0x%08x 0x%08x 0x%08x\n",
+ __func__, value, test_mask, test_result);
+ }
+
+ return ret_val;
+}
+
+static int qla4_83xx_reset_seq_checksum_test(struct scsi_qla_host *ha)
+{
+ uint32_t sum = 0;
+ uint16_t *buff = (uint16_t *)ha->reset_tmplt.buff;
+ int u16_count = ha->reset_tmplt.hdr->size / sizeof(uint16_t);
+ int ret_val;
+
+ while (u16_count-- > 0)
+ sum += *buff++;
+
+ while (sum >> 16)
+ sum = (sum & 0xFFFF) + (sum >> 16);
+
+ /* checksum of 0 indicates a valid template */
+ if (~sum) {
+ ret_val = QLA_SUCCESS;
+ } else {
+ ql4_printk(KERN_ERR, ha, "%s: Reset seq checksum failed\n",
+ __func__);
+ ret_val = QLA_ERROR;
+ }
+
+ return ret_val;
+}
+
+/**
+ * qla4_83xx_read_reset_template - Read Reset Template from Flash
+ * @ha: Pointer to adapter structure
+ **/
+void qla4_83xx_read_reset_template(struct scsi_qla_host *ha)
+{
+ uint8_t *p_buff;
+ uint32_t addr, tmplt_hdr_def_size, tmplt_hdr_size;
+ uint32_t ret_val;
+
+ ha->reset_tmplt.seq_error = 0;
+ ha->reset_tmplt.buff = vmalloc(QLA83XX_RESTART_TEMPLATE_SIZE);
+ if (ha->reset_tmplt.buff == NULL) {
+ ql4_printk(KERN_ERR, ha, "%s: Failed to allocate reset template resources\n",
+ __func__);
+ goto exit_read_reset_template;
+ }
+
+ p_buff = ha->reset_tmplt.buff;
+ addr = QLA83XX_RESET_TEMPLATE_ADDR;
+
+ tmplt_hdr_def_size = sizeof(struct qla4_83xx_reset_template_hdr) /
+ sizeof(uint32_t);
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: Read template hdr size %d from Flash\n",
+ __func__, tmplt_hdr_def_size));
+
+ /* Copy template header from flash */
+ ret_val = qla4_83xx_flash_read_u32(ha, addr, p_buff,
+ tmplt_hdr_def_size);
+ if (ret_val != QLA_SUCCESS) {
+ ql4_printk(KERN_ERR, ha, "%s: Failed to read reset template\n",
+ __func__);
+ goto exit_read_template_error;
+ }
+
+ ha->reset_tmplt.hdr =
+ (struct qla4_83xx_reset_template_hdr *)ha->reset_tmplt.buff;
+
+ /* Validate the template header size and signature */
+ tmplt_hdr_size = ha->reset_tmplt.hdr->hdr_size/sizeof(uint32_t);
+ if ((tmplt_hdr_size != tmplt_hdr_def_size) ||
+ (ha->reset_tmplt.hdr->signature != RESET_TMPLT_HDR_SIGNATURE)) {
+ ql4_printk(KERN_ERR, ha, "%s: Template Header size %d is invalid, tmplt_hdr_def_size %d\n",
+ __func__, tmplt_hdr_size, tmplt_hdr_def_size);
+ goto exit_read_template_error;
+ }
+
+ addr = QLA83XX_RESET_TEMPLATE_ADDR + ha->reset_tmplt.hdr->hdr_size;
+ p_buff = ha->reset_tmplt.buff + ha->reset_tmplt.hdr->hdr_size;
+ tmplt_hdr_def_size = (ha->reset_tmplt.hdr->size -
+ ha->reset_tmplt.hdr->hdr_size) / sizeof(uint32_t);
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: Read rest of the template size %d\n",
+ __func__, ha->reset_tmplt.hdr->size));
+
+ /* Copy rest of the template */
+ ret_val = qla4_83xx_flash_read_u32(ha, addr, p_buff,
+ tmplt_hdr_def_size);
+ if (ret_val != QLA_SUCCESS) {
+ ql4_printk(KERN_ERR, ha, "%s: Failed to read reset tempelate\n",
+ __func__);
+ goto exit_read_template_error;
+ }
+
+ /* Integrity check */
+ if (qla4_83xx_reset_seq_checksum_test(ha)) {
+ ql4_printk(KERN_ERR, ha, "%s: Reset Seq checksum failed!\n",
+ __func__);
+ goto exit_read_template_error;
+ }
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: Reset Seq checksum passed, Get stop, start and init seq offsets\n",
+ __func__));
+
+ /* Get STOP, START, INIT sequence offsets */
+ ha->reset_tmplt.init_offset = ha->reset_tmplt.buff +
+ ha->reset_tmplt.hdr->init_seq_offset;
+ ha->reset_tmplt.start_offset = ha->reset_tmplt.buff +
+ ha->reset_tmplt.hdr->start_seq_offset;
+ ha->reset_tmplt.stop_offset = ha->reset_tmplt.buff +
+ ha->reset_tmplt.hdr->hdr_size;
+ qla4_83xx_dump_reset_seq_hdr(ha);
+
+ goto exit_read_reset_template;
+
+exit_read_template_error:
+ vfree(ha->reset_tmplt.buff);
+
+exit_read_reset_template:
+ return;
+}
+
+/**
+ * qla4_83xx_read_write_crb_reg - Read from raddr and write value to waddr.
+ *
+ * @ha : Pointer to adapter structure
+ * @raddr : CRB address to read from
+ * @waddr : CRB address to write to
+ **/
+static void qla4_83xx_read_write_crb_reg(struct scsi_qla_host *ha,
+ uint32_t raddr, uint32_t waddr)
+{
+ uint32_t value;
+
+ qla4_83xx_rd_reg_indirect(ha, raddr, &value);
+ qla4_83xx_wr_reg_indirect(ha, waddr, value);
+}
+
+/**
+ * qla4_83xx_rmw_crb_reg - Read Modify Write crb register
+ *
+ * This function read value from raddr, AND with test_mask,
+ * Shift Left,Right/OR/XOR with values RMW header and write value to waddr.
+ *
+ * @ha : Pointer to adapter structure
+ * @raddr : CRB address to read from
+ * @waddr : CRB address to write to
+ * @p_rmw_hdr : header with shift/or/xor values.
+ **/
+static void qla4_83xx_rmw_crb_reg(struct scsi_qla_host *ha, uint32_t raddr,
+ uint32_t waddr,
+ struct qla4_83xx_rmw *p_rmw_hdr)
+{
+ uint32_t value;
+
+ if (p_rmw_hdr->index_a)
+ value = ha->reset_tmplt.array[p_rmw_hdr->index_a];
+ else
+ qla4_83xx_rd_reg_indirect(ha, raddr, &value);
+
+ value &= p_rmw_hdr->test_mask;
+ value <<= p_rmw_hdr->shl;
+ value >>= p_rmw_hdr->shr;
+ value |= p_rmw_hdr->or_value;
+ value ^= p_rmw_hdr->xor_value;
+
+ qla4_83xx_wr_reg_indirect(ha, waddr, value);
+
+ return;
+}
+
+static void qla4_83xx_write_list(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ struct qla4_83xx_entry *p_entry;
+ uint32_t i;
+
+ p_entry = (struct qla4_83xx_entry *)
+ ((char *)p_hdr + sizeof(struct qla4_83xx_reset_entry_hdr));
+
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ qla4_83xx_wr_reg_indirect(ha, p_entry->arg1, p_entry->arg2);
+ if (p_hdr->delay)
+ udelay((uint32_t)(p_hdr->delay));
+ }
+}
+
+static void qla4_83xx_read_write_list(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ struct qla4_83xx_entry *p_entry;
+ uint32_t i;
+
+ p_entry = (struct qla4_83xx_entry *)
+ ((char *)p_hdr + sizeof(struct qla4_83xx_reset_entry_hdr));
+
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ qla4_83xx_read_write_crb_reg(ha, p_entry->arg1, p_entry->arg2);
+ if (p_hdr->delay)
+ udelay((uint32_t)(p_hdr->delay));
+ }
+}
+
+static void qla4_83xx_poll_list(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ long delay;
+ struct qla4_83xx_entry *p_entry;
+ struct qla4_83xx_poll *p_poll;
+ uint32_t i;
+ uint32_t value;
+
+ p_poll = (struct qla4_83xx_poll *)
+ ((char *)p_hdr + sizeof(struct qla4_83xx_reset_entry_hdr));
+
+ /* Entries start after 8 byte qla4_83xx_poll, poll header contains
+ * the test_mask, test_value. */
+ p_entry = (struct qla4_83xx_entry *)((char *)p_poll +
+ sizeof(struct qla4_83xx_poll));
+
+ delay = (long)p_hdr->delay;
+ if (!delay) {
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ qla4_83xx_poll_reg(ha, p_entry->arg1, delay,
+ p_poll->test_mask,
+ p_poll->test_value);
+ }
+ } else {
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ if (qla4_83xx_poll_reg(ha, p_entry->arg1, delay,
+ p_poll->test_mask,
+ p_poll->test_value)) {
+ qla4_83xx_rd_reg_indirect(ha, p_entry->arg1,
+ &value);
+ qla4_83xx_rd_reg_indirect(ha, p_entry->arg2,
+ &value);
+ }
+ }
+ }
+}
+
+static void qla4_83xx_poll_write_list(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ long delay;
+ struct qla4_83xx_quad_entry *p_entry;
+ struct qla4_83xx_poll *p_poll;
+ uint32_t i;
+
+ p_poll = (struct qla4_83xx_poll *)
+ ((char *)p_hdr + sizeof(struct qla4_83xx_reset_entry_hdr));
+ p_entry = (struct qla4_83xx_quad_entry *)
+ ((char *)p_poll + sizeof(struct qla4_83xx_poll));
+ delay = (long)p_hdr->delay;
+
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ qla4_83xx_wr_reg_indirect(ha, p_entry->dr_addr,
+ p_entry->dr_value);
+ qla4_83xx_wr_reg_indirect(ha, p_entry->ar_addr,
+ p_entry->ar_value);
+ if (delay) {
+ if (qla4_83xx_poll_reg(ha, p_entry->ar_addr, delay,
+ p_poll->test_mask,
+ p_poll->test_value)) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: Timeout Error: poll list, item_num %d, entry_num %d\n",
+ __func__, i,
+ ha->reset_tmplt.seq_index));
+ }
+ }
+ }
+}
+
+static void qla4_83xx_read_modify_write(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ struct qla4_83xx_entry *p_entry;
+ struct qla4_83xx_rmw *p_rmw_hdr;
+ uint32_t i;
+
+ p_rmw_hdr = (struct qla4_83xx_rmw *)
+ ((char *)p_hdr + sizeof(struct qla4_83xx_reset_entry_hdr));
+ p_entry = (struct qla4_83xx_entry *)
+ ((char *)p_rmw_hdr + sizeof(struct qla4_83xx_rmw));
+
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ qla4_83xx_rmw_crb_reg(ha, p_entry->arg1, p_entry->arg2,
+ p_rmw_hdr);
+ if (p_hdr->delay)
+ udelay((uint32_t)(p_hdr->delay));
+ }
+}
+
+static void qla4_83xx_pause(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ if (p_hdr->delay)
+ mdelay((uint32_t)((long)p_hdr->delay));
+}
+
+static void qla4_83xx_poll_read_list(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ long delay;
+ int index;
+ struct qla4_83xx_quad_entry *p_entry;
+ struct qla4_83xx_poll *p_poll;
+ uint32_t i;
+ uint32_t value;
+
+ p_poll = (struct qla4_83xx_poll *)
+ ((char *)p_hdr + sizeof(struct qla4_83xx_reset_entry_hdr));
+ p_entry = (struct qla4_83xx_quad_entry *)
+ ((char *)p_poll + sizeof(struct qla4_83xx_poll));
+ delay = (long)p_hdr->delay;
+
+ for (i = 0; i < p_hdr->count; i++, p_entry++) {
+ qla4_83xx_wr_reg_indirect(ha, p_entry->ar_addr,
+ p_entry->ar_value);
+ if (delay) {
+ if (qla4_83xx_poll_reg(ha, p_entry->ar_addr, delay,
+ p_poll->test_mask,
+ p_poll->test_value)) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: Timeout Error: poll list, Item_num %d, entry_num %d\n",
+ __func__, i,
+ ha->reset_tmplt.seq_index));
+ } else {
+ index = ha->reset_tmplt.array_index;
+ qla4_83xx_rd_reg_indirect(ha, p_entry->dr_addr,
+ &value);
+ ha->reset_tmplt.array[index++] = value;
+
+ if (index == QLA83XX_MAX_RESET_SEQ_ENTRIES)
+ ha->reset_tmplt.array_index = 1;
+ }
+ }
+ }
+}
+
+static void qla4_83xx_seq_end(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ ha->reset_tmplt.seq_end = 1;
+}
+
+static void qla4_83xx_template_end(struct scsi_qla_host *ha,
+ struct qla4_83xx_reset_entry_hdr *p_hdr)
+{
+ ha->reset_tmplt.template_end = 1;
+
+ if (ha->reset_tmplt.seq_error == 0) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: Reset sequence completed SUCCESSFULLY.\n",
+ __func__));
+ } else {
+ ql4_printk(KERN_ERR, ha, "%s: Reset sequence completed with some timeout errors.\n",
+ __func__);
+ }
+}
+
+/**
+ * qla4_83xx_process_reset_template - 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 qla4_83xx_process_reset_template(struct scsi_qla_host *ha,
+ char *p_buff)
+{
+ int index, entries;
+ struct qla4_83xx_reset_entry_hdr *p_hdr;
+ char *p_entry = p_buff;
+
+ ha->reset_tmplt.seq_end = 0;
+ ha->reset_tmplt.template_end = 0;
+ entries = ha->reset_tmplt.hdr->entries;
+ index = ha->reset_tmplt.seq_index;
+
+ for (; (!ha->reset_tmplt.seq_end) && (index < entries); index++) {
+
+ p_hdr = (struct qla4_83xx_reset_entry_hdr *)p_entry;
+ switch (p_hdr->cmd) {
+ case OPCODE_NOP:
+ break;
+ case OPCODE_WRITE_LIST:
+ qla4_83xx_write_list(ha, p_hdr);
+ break;
+ case OPCODE_READ_WRITE_LIST:
+ qla4_83xx_read_write_list(ha, p_hdr);
+ break;
+ case OPCODE_POLL_LIST:
+ qla4_83xx_poll_list(ha, p_hdr);
+ break;
+ case OPCODE_POLL_WRITE_LIST:
+ qla4_83xx_poll_write_list(ha, p_hdr);
+ break;
+ case OPCODE_READ_MODIFY_WRITE:
+ qla4_83xx_read_modify_write(ha, p_hdr);
+ break;
+ case OPCODE_SEQ_PAUSE:
+ qla4_83xx_pause(ha, p_hdr);
+ break;
+ case OPCODE_SEQ_END:
+ qla4_83xx_seq_end(ha, p_hdr);
+ break;
+ case OPCODE_TMPL_END:
+ qla4_83xx_template_end(ha, p_hdr);
+ break;
+ case OPCODE_POLL_READ_LIST:
+ qla4_83xx_poll_read_list(ha, p_hdr);
+ break;
+ default:
+ ql4_printk(KERN_ERR, ha, "%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;
+ }
+
+ ha->reset_tmplt.seq_index = index;
+}
+
+static void qla4_83xx_process_stop_seq(struct scsi_qla_host *ha)
+{
+ ha->reset_tmplt.seq_index = 0;
+ qla4_83xx_process_reset_template(ha, ha->reset_tmplt.stop_offset);
+
+ if (ha->reset_tmplt.seq_end != 1)
+ ql4_printk(KERN_ERR, ha, "%s: Abrupt STOP Sub-Sequence end.\n",
+ __func__);
+}
+
+static void qla4_83xx_process_start_seq(struct scsi_qla_host *ha)
+{
+ qla4_83xx_process_reset_template(ha, ha->reset_tmplt.start_offset);
+
+ if (ha->reset_tmplt.template_end != 1)
+ ql4_printk(KERN_ERR, ha, "%s: Abrupt START Sub-Sequence end.\n",
+ __func__);
+}
+
+static void qla4_83xx_process_init_seq(struct scsi_qla_host *ha)
+{
+ qla4_83xx_process_reset_template(ha, ha->reset_tmplt.init_offset);
+
+ if (ha->reset_tmplt.seq_end != 1)
+ ql4_printk(KERN_ERR, ha, "%s: Abrupt INIT Sub-Sequence end.\n",
+ __func__);
+}
+
+static int qla4_83xx_restart(struct scsi_qla_host *ha)
+{
+ int ret_val = QLA_SUCCESS;
+
+ qla4_83xx_process_stop_seq(ha);
+
+ /* Collect minidump*/
+ if (!test_and_clear_bit(AF_83XX_NO_FW_DUMP, &ha->flags))
+ qla4_8xxx_get_minidump(ha);
+
+ qla4_83xx_process_init_seq(ha);
+
+ if (qla4_83xx_copy_bootloader(ha)) {
+ ql4_printk(KERN_ERR, ha, "%s: Copy bootloader, firmware restart failed!\n",
+ __func__);
+ ret_val = QLA_ERROR;
+ goto exit_restart;
+ }
+
+ qla4_83xx_wr_reg(ha, QLA83XX_FW_IMAGE_VALID, QLA83XX_BOOT_FROM_FLASH);
+ qla4_83xx_process_start_seq(ha);
+
+exit_restart:
+ return ret_val;
+}
+
+int qla4_83xx_start_firmware(struct scsi_qla_host *ha)
+{
+ int ret_val = QLA_SUCCESS;
+
+ ret_val = qla4_83xx_restart(ha);
+ if (ret_val == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: Restart error\n", __func__);
+ goto exit_start_fw;
+ } else {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Restart done\n",
+ __func__));
+ }
+
+ ret_val = qla4_83xx_check_cmd_peg_status(ha);
+ if (ret_val == QLA_ERROR)
+ ql4_printk(KERN_ERR, ha, "%s: Peg not initialized\n",
+ __func__);
+
+exit_start_fw:
+ return ret_val;
+}
+
+/*----------------------Interrupt Related functions ---------------------*/
+
+void qla4_83xx_disable_intrs(struct scsi_qla_host *ha)
+{
+ uint32_t mb_int, ret;
+
+ if (test_and_clear_bit(AF_INTERRUPTS_ON, &ha->flags))
+ qla4_8xxx_mbx_intr_disable(ha);
+
+ ret = readl(&ha->qla4_83xx_reg->mbox_int);
+ mb_int = ret & ~INT_ENABLE_FW_MB;
+ writel(mb_int, &ha->qla4_83xx_reg->mbox_int);
+ writel(1, &ha->qla4_83xx_reg->leg_int_mask);
+}
+
+void qla4_83xx_enable_intrs(struct scsi_qla_host *ha)
+{
+ uint32_t mb_int;
+
+ qla4_8xxx_mbx_intr_enable(ha);
+ mb_int = INT_ENABLE_FW_MB;
+ writel(mb_int, &ha->qla4_83xx_reg->mbox_int);
+ writel(0, &ha->qla4_83xx_reg->leg_int_mask);
+
+ set_bit(AF_INTERRUPTS_ON, &ha->flags);
+}
+
+void qla4_83xx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
+ int incount)
+{
+ int i;
+
+ /* Load all mailbox registers, except mailbox 0. */
+ for (i = 1; i < incount; i++)
+ writel(mbx_cmd[i], &ha->qla4_83xx_reg->mailbox_in[i]);
+
+ writel(mbx_cmd[0], &ha->qla4_83xx_reg->mailbox_in[0]);
+
+ /* Set Host Interrupt register to 1, to tell the firmware that
+ * a mailbox command is pending. Firmware after reading the
+ * mailbox command, clears the host interrupt register */
+ writel(HINT_MBX_INT_PENDING, &ha->qla4_83xx_reg->host_intr);
+}
+
+void qla4_83xx_process_mbox_intr(struct scsi_qla_host *ha, int outcount)
+{
+ int intr_status;
+
+ intr_status = readl(&ha->qla4_83xx_reg->risc_intr);
+ if (intr_status) {
+ ha->mbox_status_count = outcount;
+ ha->isp_ops->interrupt_service_routine(ha, intr_status);
+ }
+ writel(0, &ha->qla4_83xx_reg->risc_intr);
+}
+
+/**
+ * qla4_83xx_isp_reset - Resets ISP and aborts all outstanding commands.
+ * @ha: pointer to host adapter structure.
+ **/
+int qla4_83xx_isp_reset(struct scsi_qla_host *ha)
+{
+ int rval;
+ uint32_t dev_state;
+
+ ha->isp_ops->idc_lock(ha);
+ dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
+
+ if (ql4xdontresethba)
+ qla4_83xx_set_idc_dontreset(ha);
+
+ if (dev_state == QLA8XXX_DEV_READY) {
+ /* If IDC_CTRL DONTRESETHBA_BIT0 is set dont do reset
+ * recovery */
+ if (qla4_83xx_idc_dontreset(ha) == DONTRESET_BIT0) {
+ ql4_printk(KERN_ERR, ha, "%s: Reset recovery disabled\n",
+ __func__);
+ rval = QLA_ERROR;
+ goto exit_isp_reset;
+ }
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: HW State: NEED RESET\n",
+ __func__));
+ qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
+ QLA8XXX_DEV_NEED_RESET);
+
+ } else {
+ /* If device_state is NEED_RESET, go ahead with
+ * Reset,irrespective of ql4xdontresethba. 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. */
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: HW state already set to NEED_RESET\n",
+ __func__));
+ }
+
+ /* For ISP8324, Reset owner is NIC, iSCSI or FCOE based on priority
+ * and which drivers are present. Unlike ISP8022, the function setting
+ * NEED_RESET, may not be the Reset owner. */
+ if (qla4_83xx_can_perform_reset(ha))
+ set_bit(AF_8XXX_RST_OWNER, &ha->flags);
+
+ ha->isp_ops->idc_unlock(ha);
+ rval = qla4_8xxx_device_state_handler(ha);
+
+ ha->isp_ops->idc_lock(ha);
+ qla4_8xxx_clear_rst_ready(ha);
+exit_isp_reset:
+ ha->isp_ops->idc_unlock(ha);
+
+ if (rval == QLA_SUCCESS)
+ clear_bit(AF_FW_RECOVERY, &ha->flags);
+
+ return rval;
+}
diff --git a/drivers/scsi/qla4xxx/ql4_83xx.h b/drivers/scsi/qla4xxx/ql4_83xx.h
new file mode 100644
index 000000000000..a67926383940
--- /dev/null
+++ b/drivers/scsi/qla4xxx/ql4_83xx.h
@@ -0,0 +1,262 @@
+/*
+ * QLogic iSCSI HBA Driver
+ * Copyright (c) 2003-2012 QLogic Corporation
+ *
+ * See LICENSE.qla4xxx for copyright and licensing details.
+ */
+
+#ifndef __QL483XX_H
+#define __QL483XX_H
+
+/* Indirectly Mapped Registers */
+#define QLA83XX_FLASH_SPI_STATUS 0x2808E010
+#define QLA83XX_FLASH_SPI_CONTROL 0x2808E014
+#define QLA83XX_FLASH_STATUS 0x42100004
+#define QLA83XX_FLASH_CONTROL 0x42110004
+#define QLA83XX_FLASH_ADDR 0x42110008
+#define QLA83XX_FLASH_WRDATA 0x4211000C
+#define QLA83XX_FLASH_RDDATA 0x42110018
+#define QLA83XX_FLASH_DIRECT_WINDOW 0x42110030
+#define QLA83XX_FLASH_DIRECT_DATA(DATA) (0x42150000 | (0x0000FFFF&DATA))
+
+/* Directly Mapped Registers in 83xx register table */
+
+/* Flash access regs */
+#define QLA83XX_FLASH_LOCK 0x3850
+#define QLA83XX_FLASH_UNLOCK 0x3854
+#define QLA83XX_FLASH_LOCK_ID 0x3500
+
+/* Driver Lock regs */
+#define QLA83XX_DRV_LOCK 0x3868
+#define QLA83XX_DRV_UNLOCK 0x386C
+#define QLA83XX_DRV_LOCK_ID 0x3504
+#define QLA83XX_DRV_LOCKRECOVERY 0x379C
+
+/* IDC version */
+#define QLA83XX_IDC_VER_MAJ_VALUE 0x1
+#define QLA83XX_IDC_VER_MIN_VALUE 0x0
+
+/* IDC Registers : Driver Coexistence Defines */
+#define QLA83XX_CRB_IDC_VER_MAJOR 0x3780
+#define QLA83XX_CRB_IDC_VER_MINOR 0x3798
+#define QLA83XX_IDC_DRV_CTRL 0x3790
+#define QLA83XX_IDC_DRV_AUDIT 0x3794
+
+/* qla_83xx_reg_tbl registers */
+#define QLA83XX_PEG_HALT_STATUS1 0x34A8
+#define QLA83XX_PEG_HALT_STATUS2 0x34AC
+#define QLA83XX_PEG_ALIVE_COUNTER 0x34B0 /* FW_HEARTBEAT */
+#define QLA83XX_FW_CAPABILITIES 0x3528
+#define QLA83XX_CRB_DRV_ACTIVE 0x3788 /* IDC_DRV_PRESENCE */
+#define QLA83XX_CRB_DEV_STATE 0x3784 /* IDC_DEV_STATE */
+#define QLA83XX_CRB_DRV_STATE 0x378C /* IDC_DRV_ACK */
+#define QLA83XX_CRB_DRV_SCRATCH 0x3548
+#define QLA83XX_CRB_DEV_PART_INFO1 0x37E0
+#define QLA83XX_CRB_DEV_PART_INFO2 0x37E4
+
+#define QLA83XX_FW_VER_MAJOR 0x3550
+#define QLA83XX_FW_VER_MINOR 0x3554
+#define QLA83XX_FW_VER_SUB 0x3558
+#define QLA83XX_NPAR_STATE 0x359C
+#define QLA83XX_FW_IMAGE_VALID 0x35FC
+#define QLA83XX_CMDPEG_STATE 0x3650
+#define QLA83XX_ASIC_TEMP 0x37B4
+#define QLA83XX_FW_API 0x356C
+#define QLA83XX_DRV_OP_MODE 0x3570
+
+static const uint32_t qla4_83xx_reg_tbl[] = {
+ QLA83XX_PEG_HALT_STATUS1,
+ QLA83XX_PEG_HALT_STATUS2,
+ QLA83XX_PEG_ALIVE_COUNTER,
+ QLA83XX_CRB_DRV_ACTIVE,
+ QLA83XX_CRB_DEV_STATE,
+ QLA83XX_CRB_DRV_STATE,
+ QLA83XX_CRB_DRV_SCRATCH,
+ QLA83XX_CRB_DEV_PART_INFO1,
+ QLA83XX_CRB_IDC_VER_MAJOR,
+ QLA83XX_FW_VER_MAJOR,
+ QLA83XX_FW_VER_MINOR,
+ QLA83XX_FW_VER_SUB,
+ QLA83XX_CMDPEG_STATE,
+ QLA83XX_ASIC_TEMP,
+};
+
+#define QLA83XX_CRB_WIN_BASE 0x3800
+#define QLA83XX_CRB_WIN_FUNC(f) (QLA83XX_CRB_WIN_BASE+((f)*4))
+#define QLA83XX_SEM_LOCK_BASE 0x3840
+#define QLA83XX_SEM_UNLOCK_BASE 0x3844
+#define QLA83XX_SEM_LOCK_FUNC(f) (QLA83XX_SEM_LOCK_BASE+((f)*8))
+#define QLA83XX_SEM_UNLOCK_FUNC(f) (QLA83XX_SEM_UNLOCK_BASE+((f)*8))
+#define QLA83XX_LINK_STATE(f) (0x3698+((f) > 7 ? 4 : 0))
+#define QLA83XX_LINK_SPEED(f) (0x36E0+(((f) >> 2) * 4))
+#define QLA83XX_MAX_LINK_SPEED(f) (0x36F0+(((f) / 4) * 4))
+#define QLA83XX_LINK_SPEED_FACTOR 10
+
+/* FLASH API Defines */
+#define QLA83xx_FLASH_MAX_WAIT_USEC 100
+#define QLA83XX_FLASH_LOCK_TIMEOUT 10000
+#define QLA83XX_FLASH_SECTOR_SIZE 65536
+#define QLA83XX_DRV_LOCK_TIMEOUT 2000
+#define QLA83XX_FLASH_SECTOR_ERASE_CMD 0xdeadbeef
+#define QLA83XX_FLASH_WRITE_CMD 0xdacdacda
+#define QLA83XX_FLASH_BUFFER_WRITE_CMD 0xcadcadca
+#define QLA83XX_FLASH_READ_RETRY_COUNT 2000
+#define QLA83XX_FLASH_STATUS_READY 0x6
+#define QLA83XX_FLASH_BUFFER_WRITE_MIN 2
+#define QLA83XX_FLASH_BUFFER_WRITE_MAX 64
+#define QLA83XX_FLASH_STATUS_REG_POLL_DELAY 1
+#define QLA83XX_ERASE_MODE 1
+#define QLA83XX_WRITE_MODE 2
+#define QLA83XX_DWORD_WRITE_MODE 3
+
+#define QLA83XX_GLOBAL_RESET 0x38CC
+#define QLA83XX_WILDCARD 0x38F0
+#define QLA83XX_INFORMANT 0x38FC
+#define QLA83XX_HOST_MBX_CTRL 0x3038
+#define QLA83XX_FW_MBX_CTRL 0x303C
+#define QLA83XX_BOOTLOADER_ADDR 0x355C
+#define QLA83XX_BOOTLOADER_SIZE 0x3560
+#define QLA83XX_FW_IMAGE_ADDR 0x3564
+#define QLA83XX_MBX_INTR_ENABLE 0x1000
+#define QLA83XX_MBX_INTR_MASK 0x1200
+
+/* IDC Control Register bit defines */
+#define DONTRESET_BIT0 0x1
+#define GRACEFUL_RESET_BIT1 0x2
+
+#define QLA83XX_HALT_STATUS_INFORMATIONAL (0x1 << 29)
+#define QLA83XX_HALT_STATUS_FW_RESET (0x2 << 29)
+#define QLA83XX_HALT_STATUS_UNRECOVERABLE (0x4 << 29)
+
+/* Firmware image definitions */
+#define QLA83XX_BOOTLOADER_FLASH_ADDR 0x10000
+#define QLA83XX_BOOT_FROM_FLASH 0
+
+#define QLA83XX_IDC_PARAM_ADDR 0x3e8020
+/* Reset template definitions */
+#define QLA83XX_MAX_RESET_SEQ_ENTRIES 16
+#define QLA83XX_RESTART_TEMPLATE_SIZE 0x2000
+#define QLA83XX_RESET_TEMPLATE_ADDR 0x4F0000
+#define QLA83XX_RESET_SEQ_VERSION 0x0101
+
+/* Reset template entry opcodes */
+#define OPCODE_NOP 0x0000
+#define OPCODE_WRITE_LIST 0x0001
+#define OPCODE_READ_WRITE_LIST 0x0002
+#define OPCODE_POLL_LIST 0x0004
+#define OPCODE_POLL_WRITE_LIST 0x0008
+#define OPCODE_READ_MODIFY_WRITE 0x0010
+#define OPCODE_SEQ_PAUSE 0x0020
+#define OPCODE_SEQ_END 0x0040
+#define OPCODE_TMPL_END 0x0080
+#define OPCODE_POLL_READ_LIST 0x0100
+
+/* Template Header */
+#define RESET_TMPLT_HDR_SIGNATURE 0xCAFE
+struct qla4_83xx_reset_template_hdr {
+ __le16 version;
+ __le16 signature;
+ __le16 size;
+ __le16 entries;
+ __le16 hdr_size;
+ __le16 checksum;
+ __le16 init_seq_offset;
+ __le16 start_seq_offset;
+} __packed;
+
+/* Common Entry Header. */
+struct qla4_83xx_reset_entry_hdr {
+ __le16 cmd;
+ __le16 size;
+ __le16 count;
+ __le16 delay;
+} __packed;
+
+/* Generic poll entry type. */
+struct qla4_83xx_poll {
+ __le32 test_mask;
+ __le32 test_value;
+} __packed;
+
+/* Read modify write entry type. */
+struct qla4_83xx_rmw {
+ __le32 test_mask;
+ __le32 xor_value;
+ __le32 or_value;
+ uint8_t shl;
+ uint8_t shr;
+ uint8_t index_a;
+ uint8_t rsvd;
+} __packed;
+
+/* Generic Entry Item with 2 DWords. */
+struct qla4_83xx_entry {
+ __le32 arg1;
+ __le32 arg2;
+} __packed;
+
+/* Generic Entry Item with 4 DWords.*/
+struct qla4_83xx_quad_entry {
+ __le32 dr_addr;
+ __le32 dr_value;
+ __le32 ar_addr;
+ __le32 ar_value;
+} __packed;
+
+struct qla4_83xx_reset_template {
+ int seq_index;
+ int seq_error;
+ int array_index;
+ uint32_t array[QLA83XX_MAX_RESET_SEQ_ENTRIES];
+ uint8_t *buff;
+ uint8_t *stop_offset;
+ uint8_t *start_offset;
+ uint8_t *init_offset;
+ struct qla4_83xx_reset_template_hdr *hdr;
+ uint8_t seq_end;
+ uint8_t template_end;
+};
+
+/* POLLRD Entry */
+struct qla83xx_minidump_entry_pollrd {
+ struct qla8xxx_minidump_entry_hdr h;
+ uint32_t select_addr;
+ uint32_t read_addr;
+ uint32_t select_value;
+ uint16_t select_value_stride;
+ uint16_t op_count;
+ uint32_t poll_wait;
+ uint32_t poll_mask;
+ uint32_t data_size;
+ uint32_t rsvd_1;
+};
+
+/* RDMUX2 Entry */
+struct qla83xx_minidump_entry_rdmux2 {
+ struct qla8xxx_minidump_entry_hdr h;
+ uint32_t select_addr_1;
+ uint32_t select_addr_2;
+ uint32_t select_value_1;
+ uint32_t select_value_2;
+ uint32_t op_count;
+ uint32_t select_value_mask;
+ uint32_t read_addr;
+ uint8_t select_value_stride;
+ uint8_t data_size;
+ uint8_t rsvd[2];
+};
+
+/* POLLRDMWR Entry */
+struct qla83xx_minidump_entry_pollrdmwr {
+ struct qla8xxx_minidump_entry_hdr h;
+ uint32_t addr_1;
+ uint32_t addr_2;
+ uint32_t value_1;
+ uint32_t value_2;
+ uint32_t poll_wait;
+ uint32_t poll_mask;
+ uint32_t modify_mask;
+ uint32_t data_size;
+};
+
+#endif
diff --git a/drivers/scsi/qla4xxx/ql4_attr.c b/drivers/scsi/qla4xxx/ql4_attr.c
index a24008f18539..76819b71ada7 100644
--- a/drivers/scsi/qla4xxx/ql4_attr.c
+++ b/drivers/scsi/qla4xxx/ql4_attr.c
@@ -150,7 +150,7 @@ qla4xxx_fw_version_show(struct device *dev,
{
struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
ha->firmware_version[0],
ha->firmware_version[1],
diff --git a/drivers/scsi/qla4xxx/ql4_dbg.c b/drivers/scsi/qla4xxx/ql4_dbg.c
index ea6af8ca6b3e..f2a841f69719 100644
--- a/drivers/scsi/qla4xxx/ql4_dbg.c
+++ b/drivers/scsi/qla4xxx/ql4_dbg.c
@@ -131,3 +131,31 @@ void qla4xxx_dump_registers(struct scsi_qla_host *ha)
&ha->reg->ctrl_status);
}
}
+
+void qla4_8xxx_dump_peg_reg(struct scsi_qla_host *ha)
+{
+ uint32_t halt_status1, halt_status2;
+
+ halt_status1 = qla4_8xxx_rd_direct(ha, QLA8XXX_PEG_HALT_STATUS1);
+ halt_status2 = qla4_8xxx_rd_direct(ha, QLA8XXX_PEG_HALT_STATUS2);
+
+ if (is_qla8022(ha)) {
+ ql4_printk(KERN_INFO, ha,
+ "scsi(%ld): %s, ISP8022 Dumping hw/fw registers:\n"
+ " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
+ " PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
+ " PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
+ " PEG_NET_4_PC: 0x%x\n", ha->host_no,
+ __func__, halt_status1, halt_status2,
+ qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x3c),
+ qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_1 + 0x3c),
+ qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_2 + 0x3c),
+ qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_3 + 0x3c),
+ qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_4 + 0x3c));
+ } else if (is_qla8032(ha)) {
+ ql4_printk(KERN_INFO, ha,
+ "scsi(%ld): %s, ISP8324 Dumping hw/fw registers:\n"
+ " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n",
+ ha->host_no, __func__, halt_status1, halt_status2);
+ }
+}
diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h
index 11271a2f551c..58b52cffebe0 100644
--- a/drivers/scsi/qla4xxx/ql4_def.h
+++ b/drivers/scsi/qla4xxx/ql4_def.h
@@ -42,6 +42,7 @@
#include "ql4_nx.h"
#include "ql4_fw.h"
#include "ql4_nvram.h"
+#include "ql4_83xx.h"
#ifndef PCI_DEVICE_ID_QLOGIC_ISP4010
#define PCI_DEVICE_ID_QLOGIC_ISP4010 0x4010
@@ -59,6 +60,10 @@
#define PCI_DEVICE_ID_QLOGIC_ISP8022 0x8022
#endif
+#ifndef PCI_DEVICE_ID_QLOGIC_ISP8324
+#define PCI_DEVICE_ID_QLOGIC_ISP8324 0x8032
+#endif
+
#define ISP4XXX_PCI_FN_1 0x1
#define ISP4XXX_PCI_FN_2 0x3
@@ -510,6 +515,7 @@ struct scsi_qla_host {
#define AF_82XX_FW_DUMPED 24 /* 0x01000000 */
#define AF_8XXX_RST_OWNER 25 /* 0x02000000 */
#define AF_82XX_DUMP_READING 26 /* 0x04000000 */
+#define AF_83XX_NO_FW_DUMP 27 /* 0x08000000 */
unsigned long dpc_flags;
@@ -746,6 +752,10 @@ struct scsi_qla_host {
uint32_t mrb_index;
uint32_t *reg_tbl;
+ struct qla4_83xx_reset_template reset_tmplt;
+ struct device_reg_83xx __iomem *qla4_83xx_reg; /* Base I/O address
+ for ISP8324 */
+ uint32_t pf_bit;
};
struct ql4_task_data {
@@ -808,13 +818,20 @@ static inline int is_qla8022(struct scsi_qla_host *ha)
return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022;
}
-/* Note: Currently AER/EEH is now supported only for 8022 cards
- * This function needs to be updated when AER/EEH is enabled
- * for other cards.
- */
+static inline int is_qla8032(struct scsi_qla_host *ha)
+{
+ return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8324;
+}
+
+static inline int is_qla80XX(struct scsi_qla_host *ha)
+{
+ return is_qla8022(ha) || is_qla8032(ha);
+}
+
static inline int is_aer_supported(struct scsi_qla_host *ha)
{
- return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022;
+ return ((ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022) ||
+ (ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8324));
}
static inline int adapter_up(struct scsi_qla_host *ha)
diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index 037d38016c0a..3f36950ec86d 100644
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -65,6 +65,40 @@ struct device_reg_82xx {
#define ISRX_82XX_RISC_INT BIT_0 /* RISC interrupt. */
};
+/* ISP 83xx I/O Register Set structure */
+struct device_reg_83xx {
+ __le32 mailbox_in[16]; /* 0x0000 */
+ __le32 reserve1[496]; /* 0x0040 */
+ __le32 mailbox_out[16]; /* 0x0800 */
+ __le32 reserve2[496];
+ __le32 mbox_int; /* 0x1000 */
+ __le32 reserve3[63];
+ __le32 req_q_out; /* 0x1100 */
+ __le32 reserve4[63];
+
+ __le32 rsp_q_in; /* 0x1200 */
+ __le32 reserve5[1919];
+
+ __le32 req_q_in; /* 0x3000 */
+ __le32 reserve6[3];
+ __le32 iocb_int_mask; /* 0x3010 */
+ __le32 reserve7[3];
+ __le32 rsp_q_out; /* 0x3020 */
+ __le32 reserve8[3];
+ __le32 anonymousbuff; /* 0x3030 */
+ __le32 mb_int_mask; /* 0x3034 */
+
+ __le32 host_intr; /* 0x3038 - Host Interrupt Register */
+ __le32 risc_intr; /* 0x303C - RISC Interrupt Register */
+ __le32 reserve9[544];
+ __le32 leg_int_ptr; /* 0x38C0 - Legacy Interrupt Pointer Register */
+ __le32 leg_int_trig; /* 0x38C4 - Legacy Interrupt Trigger Control */
+ __le32 leg_int_mask; /* 0x38C8 - Legacy Interrupt Mask Register */
+};
+
+#define INT_ENABLE_FW_MB (1 << 2)
+#define INT_MASK_FW_MB (1 << 2)
+
/* remote register set (access via PCI memory read/write) */
struct isp_reg {
#define MBOX_REG_COUNT 8
@@ -1198,6 +1232,9 @@ struct ql_iscsi_stats {
#define QLA8XXX_DBG_STATE_ARRAY_LEN 16
#define QLA8XXX_DBG_CAP_SIZE_ARRAY_LEN 8
#define QLA8XXX_DBG_RSVD_ARRAY_LEN 8
+#define QLA83XX_DBG_OCM_WNDREG_ARRAY_LEN 16
+#define QLA83XX_SS_OCM_WNDREG_INDEX 3
+#define QLA83XX_SS_PCI_INDEX 0
struct qla4_8xxx_minidump_template_hdr {
uint32_t entry_type;
@@ -1216,6 +1253,7 @@ struct qla4_8xxx_minidump_template_hdr {
uint32_t saved_state_array[QLA8XXX_DBG_STATE_ARRAY_LEN];
uint32_t capture_size_array[QLA8XXX_DBG_CAP_SIZE_ARRAY_LEN];
+ uint32_t ocm_window_reg[QLA83XX_DBG_OCM_WNDREG_ARRAY_LEN];
};
#endif /* _QLA4X_FW_H */
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 1010d717b7db..0c6acad2a518 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -214,6 +214,47 @@ void qla4_82xx_process_mbox_intr(struct scsi_qla_host *ha, int outcount);
void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
int incount);
void qla4xxx_process_mbox_intr(struct scsi_qla_host *ha, int outcount);
+void qla4_8xxx_dump_peg_reg(struct scsi_qla_host *ha);
+void qla4_83xx_disable_intrs(struct scsi_qla_host *ha);
+void qla4_83xx_enable_intrs(struct scsi_qla_host *ha);
+int qla4_83xx_start_firmware(struct scsi_qla_host *ha);
+irqreturn_t qla4_83xx_intr_handler(int irq, void *dev_id);
+void qla4_83xx_interrupt_service_routine(struct scsi_qla_host *ha,
+ uint32_t intr_status);
+int qla4_83xx_isp_reset(struct scsi_qla_host *ha);
+void qla4_83xx_queue_iocb(struct scsi_qla_host *ha);
+void qla4_83xx_complete_iocb(struct scsi_qla_host *ha);
+uint16_t qla4_83xx_rd_shdw_req_q_out(struct scsi_qla_host *ha);
+uint16_t qla4_83xx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha);
+uint32_t qla4_83xx_rd_reg(struct scsi_qla_host *ha, ulong addr);
+void qla4_83xx_wr_reg(struct scsi_qla_host *ha, ulong addr, uint32_t val);
+int qla4_83xx_rd_reg_indirect(struct scsi_qla_host *ha, uint32_t addr,
+ uint32_t *data);
+int qla4_83xx_wr_reg_indirect(struct scsi_qla_host *ha, uint32_t addr,
+ uint32_t data);
+int qla4_83xx_drv_lock(struct scsi_qla_host *ha);
+void qla4_83xx_drv_unlock(struct scsi_qla_host *ha);
+void qla4_83xx_rom_lock_recovery(struct scsi_qla_host *ha);
+void qla4_83xx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
+ int incount);
+void qla4_83xx_process_mbox_intr(struct scsi_qla_host *ha, int outcount);
+void qla4_83xx_read_reset_template(struct scsi_qla_host *ha);
+void qla4_83xx_set_idc_dontreset(struct scsi_qla_host *ha);
+int qla4_83xx_idc_dontreset(struct scsi_qla_host *ha);
+int qla4_83xx_lockless_flash_read_u32(struct scsi_qla_host *ha,
+ uint32_t flash_addr, uint8_t *p_data,
+ int u32_word_count);
+void qla4_83xx_clear_idc_dontreset(struct scsi_qla_host *ha);
+void qla4_83xx_need_reset_handler(struct scsi_qla_host *ha);
+int qla4_83xx_flash_read_u32(struct scsi_qla_host *ha, uint32_t flash_addr,
+ uint8_t *p_data, int u32_word_count);
+void qla4_83xx_get_idc_param(struct scsi_qla_host *ha);
+void qla4_8xxx_set_rst_ready(struct scsi_qla_host *ha);
+void qla4_8xxx_clear_rst_ready(struct scsi_qla_host *ha);
+int qla4_8xxx_device_bootstrap(struct scsi_qla_host *ha);
+void qla4_8xxx_get_minidump(struct scsi_qla_host *ha);
+int qla4_8xxx_mbx_intr_disable(struct scsi_qla_host *ha);
+int qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha);
extern int ql4xextended_error_logging;
extern int ql4xdontresethba;
diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c
index 6bc983df9d95..a1881d014be2 100644
--- a/drivers/scsi/qla4xxx/ql4_init.c
+++ b/drivers/scsi/qla4xxx/ql4_init.c
@@ -107,6 +107,13 @@ int qla4xxx_init_rings(struct scsi_qla_host *ha)
(unsigned long __iomem *)&ha->qla4_82xx_reg->rsp_q_in);
writel(0,
(unsigned long __iomem *)&ha->qla4_82xx_reg->rsp_q_out);
+ } else if (is_qla8032(ha)) {
+ writel(0,
+ (unsigned long __iomem *)&ha->qla4_83xx_reg->req_q_in);
+ writel(0,
+ (unsigned long __iomem *)&ha->qla4_83xx_reg->rsp_q_in);
+ writel(0,
+ (unsigned long __iomem *)&ha->qla4_83xx_reg->rsp_q_out);
} else {
/*
* Initialize DMA Shadow registers. The firmware is really
@@ -524,7 +531,7 @@ static int qla4xxx_init_firmware(struct scsi_qla_host *ha)
/* For 82xx, stop firmware before initializing because if BIOS
* has previously initialized firmware, then driver's initialize
* firmware will fail. */
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
qla4_8xxx_stop_firmware(ha);
ql4_printk(KERN_INFO, ha, "Initializing firmware..\n");
@@ -537,7 +544,7 @@ static int qla4xxx_init_firmware(struct scsi_qla_host *ha)
if (!qla4xxx_fw_ready(ha))
return status;
- if (is_qla8022(ha) && !test_bit(AF_INIT_DONE, &ha->flags))
+ if (is_qla80XX(ha) && !test_bit(AF_INIT_DONE, &ha->flags))
qla4xxx_alloc_fw_dump(ha);
return qla4xxx_get_firmware_status(ha);
@@ -946,9 +953,9 @@ int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset)
set_bit(AF_ONLINE, &ha->flags);
exit_init_hba:
- if (is_qla8022(ha) && (status == QLA_ERROR)) {
+ if (is_qla80XX(ha) && (status == QLA_ERROR)) {
/* Since interrupts are registered in start_firmware for
- * 82xx, release them here if initialize_adapter fails */
+ * 80XX, release them here if initialize_adapter fails */
qla4xxx_free_irqs(ha);
}
diff --git a/drivers/scsi/qla4xxx/ql4_iocb.c b/drivers/scsi/qla4xxx/ql4_iocb.c
index 1def68879f9f..b6a4e36b79d8 100644
--- a/drivers/scsi/qla4xxx/ql4_iocb.c
+++ b/drivers/scsi/qla4xxx/ql4_iocb.c
@@ -192,6 +192,18 @@ static void qla4xxx_build_scsi_iocbs(struct srb *srb,
}
}
+void qla4_83xx_queue_iocb(struct scsi_qla_host *ha)
+{
+ writel(ha->request_in, &ha->qla4_83xx_reg->req_q_in);
+ readl(&ha->qla4_83xx_reg->req_q_in);
+}
+
+void qla4_83xx_complete_iocb(struct scsi_qla_host *ha)
+{
+ writel(ha->response_out, &ha->qla4_83xx_reg->rsp_q_out);
+ readl(&ha->qla4_83xx_reg->rsp_q_out);
+}
+
/**
* qla4_82xx_queue_iocb - Tell ISP it's got new request(s)
* @ha: pointer to host adapter structure.
diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index 55d366b14a51..cb78e9c16744 100644
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -126,7 +126,7 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha,
ql4_printk(KERN_WARNING, ha, "%s invalid status entry: "
"handle=0x%0x, srb=%p\n", __func__,
sts_entry->handle, srb);
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
set_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags);
else
set_bit(DPC_RESET_HA, &ha->dpc_flags);
@@ -594,6 +594,14 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
{
int i;
uint32_t mbox_sts[MBOX_AEN_REG_COUNT];
+ __le32 __iomem *mailbox_out;
+
+ if (is_qla8032(ha))
+ mailbox_out = &ha->qla4_83xx_reg->mailbox_out[0];
+ else if (is_qla8022(ha))
+ mailbox_out = &ha->qla4_82xx_reg->mailbox_out[0];
+ else
+ mailbox_out = &ha->reg->mailbox[0];
if ((mbox_status == MBOX_STS_BUSY) ||
(mbox_status == MBOX_STS_INTERMEDIATE_COMPLETION) ||
@@ -606,9 +614,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
* location and set mailbox command done flag
*/
for (i = 0; i < ha->mbox_status_count; i++)
- ha->mbox_status[i] = is_qla8022(ha)
- ? readl(&ha->qla4_82xx_reg->mailbox_out[i])
- : readl(&ha->reg->mailbox[i]);
+ ha->mbox_status[i] = readl(&mailbox_out[i]);
set_bit(AF_MBOX_COMMAND_DONE, &ha->flags);
@@ -617,9 +623,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
}
} else if (mbox_status >> 12 == MBOX_ASYNC_EVENT_STATUS) {
for (i = 0; i < MBOX_AEN_REG_COUNT; i++)
- mbox_sts[i] = is_qla8022(ha)
- ? readl(&ha->qla4_82xx_reg->mailbox_out[i])
- : readl(&ha->reg->mailbox[i]);
+ mbox_sts[i] = readl(&mailbox_out[i]);
/* Immediately process the AENs that don't require much work.
* Only queue the database_changed AENs */
@@ -635,7 +639,8 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
ql4_printk(KERN_INFO, ha, "%s: System Err\n", __func__);
qla4xxx_dump_registers(ha);
- if (ql4xdontresethba) {
+ if ((is_qla8022(ha) && ql4xdontresethba) ||
+ (is_qla8032(ha) && qla4_83xx_idc_dontreset(ha))) {
DEBUG2(printk("scsi%ld: %s:Don't Reset HBA\n",
ha->host_no, __func__));
} else {
@@ -651,7 +656,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
case MBOX_ASTS_DHCP_LEASE_EXPIRED:
DEBUG2(printk("scsi%ld: AEN %04x, ERROR Status, "
"Reset HA\n", ha->host_no, mbox_status));
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
set_bit(DPC_RESET_HA_FW_CONTEXT,
&ha->dpc_flags);
else
@@ -716,7 +721,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
set_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags);
else if ((mbox_sts[3] == ACB_STATE_ACQUIRING) &&
(mbox_sts[2] == ACB_STATE_VALID)) {
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
set_bit(DPC_RESET_HA_FW_CONTEXT,
&ha->dpc_flags);
else
@@ -815,6 +820,23 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
}
}
+void qla4_83xx_interrupt_service_routine(struct scsi_qla_host *ha,
+ uint32_t intr_status)
+{
+ /* Process mailbox/asynch event interrupt.*/
+ if (intr_status) {
+ qla4xxx_isr_decode_mailbox(ha,
+ readl(&ha->qla4_83xx_reg->mailbox_out[0]));
+ /* clear the interrupt */
+ writel(0, &ha->qla4_83xx_reg->risc_intr);
+ } else {
+ qla4xxx_process_response_queue(ha);
+ }
+
+ /* clear the interrupt */
+ writel(0, &ha->qla4_83xx_reg->mb_int_mask);
+}
+
/**
* qla4_82xx_interrupt_service_routine - isr
* @ha: pointer to host adapter structure.
@@ -1045,6 +1067,59 @@ irqreturn_t qla4_82xx_intr_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
+#define LEG_INT_PTR_B31 (1 << 31)
+#define LEG_INT_PTR_B30 (1 << 30)
+#define PF_BITS_MASK (0xF << 16)
+
+/**
+ * qla4_83xx_intr_handler - hardware interrupt handler.
+ * @irq: Unused
+ * @dev_id: Pointer to host adapter structure
+ **/
+irqreturn_t qla4_83xx_intr_handler(int irq, void *dev_id)
+{
+ struct scsi_qla_host *ha = dev_id;
+ uint32_t leg_int_ptr = 0;
+ unsigned long flags = 0;
+
+ ha->isr_count++;
+ leg_int_ptr = readl(&ha->qla4_83xx_reg->leg_int_ptr);
+
+ /* Legacy interrupt is valid if bit31 of leg_int_ptr is set */
+ if (!(leg_int_ptr & LEG_INT_PTR_B31)) {
+ ql4_printk(KERN_ERR, ha,
+ "%s: Legacy Interrupt Bit 31 not set, spurious interrupt!\n",
+ __func__);
+ return IRQ_NONE;
+ }
+
+ /* Validate the PCIE function ID set in leg_int_ptr bits [19..16] */
+ if ((leg_int_ptr & PF_BITS_MASK) != ha->pf_bit) {
+ ql4_printk(KERN_ERR, ha,
+ "%s: Incorrect function ID 0x%x in legacy interrupt register, ha->pf_bit = 0x%x\n",
+ __func__, (leg_int_ptr & PF_BITS_MASK), ha->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
+ * bit30 is 0.
+ */
+ writel(0, &ha->qla4_83xx_reg->leg_int_trig);
+ do {
+ leg_int_ptr = readl(&ha->qla4_83xx_reg->leg_int_ptr);
+ if ((leg_int_ptr & PF_BITS_MASK) != ha->pf_bit)
+ break;
+ } while (leg_int_ptr & LEG_INT_PTR_B30);
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ leg_int_ptr = readl(&ha->qla4_83xx_reg->risc_intr);
+ ha->isp_ops->interrupt_service_routine(ha, leg_int_ptr);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+ return IRQ_HANDLED;
+}
+
irqreturn_t
qla4_8xxx_msi_handler(int irq, void *dev_id)
{
@@ -1068,6 +1143,37 @@ qla4_8xxx_msi_handler(int irq, void *dev_id)
return qla4_8xxx_default_intr_handler(irq, dev_id);
}
+static irqreturn_t qla4_83xx_mailbox_intr_handler(int irq, void *dev_id)
+{
+ struct scsi_qla_host *ha = dev_id;
+ unsigned long flags;
+ uint32_t ival = 0;
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+
+ ival = readl(&ha->qla4_83xx_reg->risc_intr);
+ if (ival == 0) {
+ ql4_printk(KERN_INFO, ha,
+ "%s: It is a spurious mailbox interrupt!\n",
+ __func__);
+ ival = readl(&ha->qla4_83xx_reg->mb_int_mask);
+ ival &= ~INT_MASK_FW_MB;
+ writel(ival, &ha->qla4_83xx_reg->mb_int_mask);
+ goto exit;
+ }
+
+ qla4xxx_isr_decode_mailbox(ha,
+ readl(&ha->qla4_83xx_reg->mailbox_out[0]));
+ writel(0, &ha->qla4_83xx_reg->risc_intr);
+ ival = readl(&ha->qla4_83xx_reg->mb_int_mask);
+ ival &= ~INT_MASK_FW_MB;
+ writel(ival, &ha->qla4_83xx_reg->mb_int_mask);
+ ha->isr_count++;
+exit:
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+ return IRQ_HANDLED;
+}
+
/**
* qla4_8xxx_default_intr_handler - hardware interrupt handler.
* @irq: Unused
@@ -1084,29 +1190,32 @@ qla4_8xxx_default_intr_handler(int irq, void *dev_id)
uint32_t intr_status;
uint8_t reqs_count = 0;
- spin_lock_irqsave(&ha->hardware_lock, flags);
- while (1) {
- if (!(readl(&ha->qla4_82xx_reg->host_int) &
- ISRX_82XX_RISC_INT)) {
- qla4_82xx_spurious_interrupt(ha, reqs_count);
- break;
- }
+ if (is_qla8032(ha)) {
+ qla4_83xx_mailbox_intr_handler(irq, dev_id);
+ } else {
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ while (1) {
+ if (!(readl(&ha->qla4_82xx_reg->host_int) &
+ ISRX_82XX_RISC_INT)) {
+ qla4_82xx_spurious_interrupt(ha, reqs_count);
+ break;
+ }
- intr_status = readl(&ha->qla4_82xx_reg->host_status);
- if ((intr_status &
- (HSRX_RISC_MB_INT | HSRX_RISC_IOCB_INT)) == 0) {
- qla4_82xx_spurious_interrupt(ha, reqs_count);
- break;
- }
+ intr_status = readl(&ha->qla4_82xx_reg->host_status);
+ if ((intr_status &
+ (HSRX_RISC_MB_INT | HSRX_RISC_IOCB_INT)) == 0) {
+ qla4_82xx_spurious_interrupt(ha, reqs_count);
+ break;
+ }
- ha->isp_ops->interrupt_service_routine(ha, intr_status);
+ ha->isp_ops->interrupt_service_routine(ha, intr_status);
- if (++reqs_count == MAX_REQS_SERVICED_PER_INTR)
- break;
+ if (++reqs_count == MAX_REQS_SERVICED_PER_INTR)
+ break;
+ }
+ ha->isr_count++;
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
-
- ha->isr_count++;
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
return IRQ_HANDLED;
}
@@ -1115,13 +1224,25 @@ qla4_8xxx_msix_rsp_q(int irq, void *dev_id)
{
struct scsi_qla_host *ha = dev_id;
unsigned long flags;
+ uint32_t ival = 0;
spin_lock_irqsave(&ha->hardware_lock, flags);
- qla4xxx_process_response_queue(ha);
- writel(0, &ha->qla4_82xx_reg->host_int);
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
-
+ if (is_qla8032(ha)) {
+ ival = readl(&ha->qla4_83xx_reg->iocb_int_mask);
+ if (ival == 0) {
+ ql4_printk(KERN_INFO, ha, "%s: It is a spurious iocb interrupt!\n",
+ __func__);
+ goto exit_msix_rsp_q;
+ }
+ qla4xxx_process_response_queue(ha);
+ writel(0, &ha->qla4_83xx_reg->iocb_int_mask);
+ } else {
+ qla4xxx_process_response_queue(ha);
+ writel(0, &ha->qla4_82xx_reg->host_int);
+ }
ha->isr_count++;
+exit_msix_rsp_q:
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
return IRQ_HANDLED;
}
@@ -1196,8 +1317,15 @@ int qla4xxx_request_irqs(struct scsi_qla_host *ha)
if (is_qla40XX(ha))
goto try_intx;
- if (ql4xenablemsix == 2)
+ if (ql4xenablemsix == 2) {
+ /* Note: MSI Interrupts not supported for ISP8324 */
+ if (is_qla8032(ha)) {
+ ql4_printk(KERN_INFO, ha, "%s: MSI Interrupts not supported for ISP8324, Falling back-to INTx mode\n",
+ __func__);
+ goto try_intx;
+ }
goto try_msi;
+ }
if (ql4xenablemsix == 0 || ql4xenablemsix != 1)
goto try_intx;
@@ -1208,6 +1336,12 @@ int qla4xxx_request_irqs(struct scsi_qla_host *ha)
DEBUG2(ql4_printk(KERN_INFO, ha,
"MSI-X: Enabled (0x%X).\n", ha->revision_id));
goto irq_attached;
+ } else {
+ if (is_qla8032(ha)) {
+ ql4_printk(KERN_INFO, ha, "%s: ISP8324: MSI-X: Falling back-to INTx mode. ret = %d\n",
+ __func__, ret);
+ goto try_intx;
+ }
}
ql4_printk(KERN_WARNING, ha,
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 73324fba64bc..80fa20d69089 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -107,7 +107,7 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
msleep(10);
}
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha)) {
if (test_bit(AF_FW_RECOVERY, &ha->flags)) {
DEBUG2(ql4_printk(KERN_WARNING, ha,
"scsi%ld: %s: prematurely completing mbx cmd as firmware recovery detected\n",
@@ -183,7 +183,7 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
/* Check for mailbox timeout. */
if (!test_bit(AF_MBOX_COMMAND_DONE, &ha->flags)) {
- if (is_qla8022(ha) &&
+ if (is_qla80XX(ha) &&
test_bit(AF_FW_RECOVERY, &ha->flags)) {
DEBUG2(ql4_printk(KERN_INFO, ha,
"scsi%ld: %s: prematurely completing mbx cmd as "
@@ -544,7 +544,7 @@ int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha)
__constant_cpu_to_le16(FWOPT_SESSION_MODE |
FWOPT_INITIATOR_MODE);
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
init_fw_cb->fw_options |=
__constant_cpu_to_le16(FWOPT_ENABLE_CRBDB);
diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c
index 6daa25c50a99..3e5560840364 100644
--- a/drivers/scsi/qla4xxx/ql4_nx.c
+++ b/drivers/scsi/qla4xxx/ql4_nx.c
@@ -10,6 +10,7 @@
#include <linux/ratelimit.h>
#include "ql4_def.h"
#include "ql4_glbl.h"
+#include "ql4_inline.h"
#include <asm-generic/io-64-nonatomic-lo-hi.h>
@@ -1511,7 +1512,17 @@ qla4_8xxx_set_drv_active(struct scsi_qla_host *ha)
uint32_t drv_active;
drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
- drv_active |= (1 << (ha->func_num * 4));
+
+ /*
+ * For ISP8324, drv_active register has 1 bit per function,
+ * shift 1 by func_num to set a bit for the function.
+ * For ISP8022, drv_active has 4 bits per function
+ */
+ if (is_qla8032(ha))
+ drv_active |= (1 << ha->func_num);
+ else
+ drv_active |= (1 << (ha->func_num * 4));
+
ql4_printk(KERN_INFO, ha, "%s(%ld): drv_active: 0x%08x\n",
__func__, ha->host_no, drv_active);
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_ACTIVE, drv_active);
@@ -1523,7 +1534,17 @@ qla4_8xxx_clear_drv_active(struct scsi_qla_host *ha)
uint32_t drv_active;
drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
- drv_active &= ~(1 << (ha->func_num * 4));
+
+ /*
+ * For ISP8324, drv_active register has 1 bit per function,
+ * shift 1 by func_num to set a bit for the function.
+ * For ISP8022, drv_active has 4 bits per function
+ */
+ if (is_qla8032(ha))
+ drv_active &= ~(1 << (ha->func_num));
+ else
+ drv_active &= ~(1 << (ha->func_num * 4));
+
ql4_printk(KERN_INFO, ha, "%s(%ld): drv_active: 0x%08x\n",
__func__, ha->host_no, drv_active);
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_ACTIVE, drv_active);
@@ -1536,32 +1557,60 @@ inline int qla4_8xxx_need_reset(struct scsi_qla_host *ha)
drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
drv_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_STATE);
- rval = drv_state & (1 << (ha->func_num * 4));
+
+ /*
+ * For ISP8324, drv_active register has 1 bit per function,
+ * shift 1 by func_num to set a bit for the function.
+ * For ISP8022, drv_active has 4 bits per function
+ */
+ if (is_qla8032(ha))
+ rval = drv_state & (1 << ha->func_num);
+ else
+ rval = drv_state & (1 << (ha->func_num * 4));
+
if ((test_bit(AF_EEH_BUSY, &ha->flags)) && drv_active)
rval = 1;
return rval;
}
-static inline void
-qla4_8xxx_set_rst_ready(struct scsi_qla_host *ha)
+void qla4_8xxx_set_rst_ready(struct scsi_qla_host *ha)
{
uint32_t drv_state;
drv_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_STATE);
- drv_state |= (1 << (ha->func_num * 4));
+
+ /*
+ * For ISP8324, drv_active register has 1 bit per function,
+ * shift 1 by func_num to set a bit for the function.
+ * For ISP8022, drv_active has 4 bits per function
+ */
+ if (is_qla8032(ha))
+ drv_state |= (1 << ha->func_num);
+ else
+ drv_state |= (1 << (ha->func_num * 4));
+
ql4_printk(KERN_INFO, ha, "%s(%ld): drv_state: 0x%08x\n",
__func__, ha->host_no, drv_state);
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_STATE, drv_state);
}
-static inline void
-qla4_8xxx_clear_rst_ready(struct scsi_qla_host *ha)
+void qla4_8xxx_clear_rst_ready(struct scsi_qla_host *ha)
{
uint32_t drv_state;
drv_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_STATE);
- drv_state &= ~(1 << (ha->func_num * 4));
+
+ /*
+ * For ISP8324, drv_active register has 1 bit per function,
+ * shift 1 by func_num to set a bit for the function.
+ * For ISP8022, drv_active has 4 bits per function
+ */
+ if (is_qla8032(ha))
+ drv_state &= ~(1 << ha->func_num);
+ else
+ drv_state &= ~(1 << (ha->func_num * 4));
+
ql4_printk(KERN_INFO, ha, "%s(%ld): drv_state: 0x%08x\n",
__func__, ha->host_no, drv_state);
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_STATE, drv_state);
@@ -1573,7 +1622,17 @@ qla4_8xxx_set_qsnt_ready(struct scsi_qla_host *ha)
uint32_t qsnt_state;
qsnt_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_STATE);
- qsnt_state |= (2 << (ha->func_num * 4));
+
+ /*
+ * For ISP8324, drv_active register has 1 bit per function,
+ * shift 1 by func_num to set a bit for the function.
+ * For ISP8022, drv_active has 4 bits per function.
+ */
+ if (is_qla8032(ha))
+ qsnt_state |= (1 << ha->func_num);
+ else
+ qsnt_state |= (2 << (ha->func_num * 4));
+
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_STATE, qsnt_state);
}
@@ -2104,6 +2163,196 @@ static void qla4_8xxx_mark_entry_skipped(struct scsi_qla_host *ha,
entry_hdr->d_ctrl.entry_capture_mask));
}
+/* ISP83xx functions to process new minidump entries... */
+static uint32_t qla83xx_minidump_process_pollrd(struct scsi_qla_host *ha,
+ struct qla8xxx_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;
+ uint32_t *data_ptr = *d_ptr;
+ uint32_t rval = QLA_SUCCESS;
+ struct qla83xx_minidump_entry_pollrd *pollrd_hdr;
+
+ pollrd_hdr = (struct qla83xx_minidump_entry_pollrd *)entry_hdr;
+ s_addr = le32_to_cpu(pollrd_hdr->select_addr);
+ r_addr = le32_to_cpu(pollrd_hdr->read_addr);
+ s_value = le32_to_cpu(pollrd_hdr->select_value);
+ s_stride = le32_to_cpu(pollrd_hdr->select_value_stride);
+
+ poll_wait = le32_to_cpu(pollrd_hdr->poll_wait);
+ poll_mask = le32_to_cpu(pollrd_hdr->poll_mask);
+
+ for (i = 0; i < le32_to_cpu(pollrd_hdr->op_count); i++) {
+ ha->isp_ops->wr_reg_indirect(ha, s_addr, s_value);
+ poll_wait = le32_to_cpu(pollrd_hdr->poll_wait);
+ while (1) {
+ ha->isp_ops->rd_reg_indirect(ha, s_addr, &r_value);
+
+ if ((r_value & poll_mask) != 0) {
+ break;
+ } else {
+ msleep(1);
+ if (--poll_wait == 0) {
+ ql4_printk(KERN_ERR, ha, "%s: TIMEOUT\n",
+ __func__);
+ rval = QLA_ERROR;
+ goto exit_process_pollrd;
+ }
+ }
+ }
+ ha->isp_ops->rd_reg_indirect(ha, r_addr, &r_value);
+ *data_ptr++ = cpu_to_le32(s_value);
+ *data_ptr++ = cpu_to_le32(r_value);
+ s_value += s_stride;
+ }
+
+ *d_ptr = data_ptr;
+
+exit_process_pollrd:
+ return rval;
+}
+
+static void qla83xx_minidump_process_rdmux2(struct scsi_qla_host *ha,
+ struct qla8xxx_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 qla83xx_minidump_entry_rdmux2 *rdmux2_hdr;
+ uint32_t *data_ptr = *d_ptr;
+
+ rdmux2_hdr = (struct qla83xx_minidump_entry_rdmux2 *)entry_hdr;
+ sel_val1 = le32_to_cpu(rdmux2_hdr->select_value_1);
+ sel_val2 = le32_to_cpu(rdmux2_hdr->select_value_2);
+ sel_addr1 = le32_to_cpu(rdmux2_hdr->select_addr_1);
+ sel_addr2 = le32_to_cpu(rdmux2_hdr->select_addr_2);
+ sel_val_mask = le32_to_cpu(rdmux2_hdr->select_value_mask);
+ read_addr = le32_to_cpu(rdmux2_hdr->read_addr);
+
+ for (i = 0; i < rdmux2_hdr->op_count; i++) {
+ ha->isp_ops->wr_reg_indirect(ha, sel_addr1, sel_val1);
+ t_sel_val = sel_val1 & sel_val_mask;
+ *data_ptr++ = cpu_to_le32(t_sel_val);
+
+ ha->isp_ops->wr_reg_indirect(ha, sel_addr2, t_sel_val);
+ ha->isp_ops->rd_reg_indirect(ha, read_addr, &data);
+
+ *data_ptr++ = cpu_to_le32(data);
+
+ ha->isp_ops->wr_reg_indirect(ha, sel_addr1, sel_val2);
+ t_sel_val = sel_val2 & sel_val_mask;
+ *data_ptr++ = cpu_to_le32(t_sel_val);
+
+ ha->isp_ops->wr_reg_indirect(ha, sel_addr2, t_sel_val);
+ ha->isp_ops->rd_reg_indirect(ha, read_addr, &data);
+
+ *data_ptr++ = cpu_to_le32(data);
+
+ sel_val1 += rdmux2_hdr->select_value_stride;
+ sel_val2 += rdmux2_hdr->select_value_stride;
+ }
+
+ *d_ptr = data_ptr;
+}
+
+static uint32_t qla83xx_minidump_process_pollrdmwr(struct scsi_qla_host *ha,
+ struct qla8xxx_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;
+ uint32_t *data_ptr = *d_ptr;
+ uint32_t rval = QLA_SUCCESS;
+ struct qla83xx_minidump_entry_pollrdmwr *poll_hdr;
+
+ poll_hdr = (struct qla83xx_minidump_entry_pollrdmwr *)entry_hdr;
+ addr_1 = le32_to_cpu(poll_hdr->addr_1);
+ addr_2 = le32_to_cpu(poll_hdr->addr_2);
+ value_1 = le32_to_cpu(poll_hdr->value_1);
+ value_2 = le32_to_cpu(poll_hdr->value_2);
+ poll_mask = le32_to_cpu(poll_hdr->poll_mask);
+
+ ha->isp_ops->wr_reg_indirect(ha, addr_1, value_1);
+
+ poll_wait = le32_to_cpu(poll_hdr->poll_wait);
+ while (1) {
+ ha->isp_ops->rd_reg_indirect(ha, addr_1, &r_value);
+
+ if ((r_value & poll_mask) != 0) {
+ break;
+ } else {
+ msleep(1);
+ if (--poll_wait == 0) {
+ ql4_printk(KERN_ERR, ha, "%s: TIMEOUT_1\n",
+ __func__);
+ rval = QLA_ERROR;
+ goto exit_process_pollrdmwr;
+ }
+ }
+ }
+
+ ha->isp_ops->rd_reg_indirect(ha, addr_2, &data);
+ data &= le32_to_cpu(poll_hdr->modify_mask);
+ ha->isp_ops->wr_reg_indirect(ha, addr_2, data);
+ ha->isp_ops->wr_reg_indirect(ha, addr_1, value_2);
+
+ poll_wait = le32_to_cpu(poll_hdr->poll_wait);
+ while (1) {
+ ha->isp_ops->rd_reg_indirect(ha, addr_1, &r_value);
+
+ if ((r_value & poll_mask) != 0) {
+ break;
+ } else {
+ msleep(1);
+ if (--poll_wait == 0) {
+ ql4_printk(KERN_ERR, ha, "%s: TIMEOUT_2\n",
+ __func__);
+ rval = QLA_ERROR;
+ goto exit_process_pollrdmwr;
+ }
+ }
+ }
+
+ *data_ptr++ = cpu_to_le32(addr_2);
+ *data_ptr++ = cpu_to_le32(data);
+ *d_ptr = data_ptr;
+
+exit_process_pollrdmwr:
+ return rval;
+}
+
+static uint32_t qla4_83xx_minidump_process_rdrom(struct scsi_qla_host *ha,
+ struct qla8xxx_minidump_entry_hdr *entry_hdr,
+ uint32_t **d_ptr)
+{
+ uint32_t fl_addr, u32_count, rval;
+ struct qla8xxx_minidump_entry_rdrom *rom_hdr;
+ uint32_t *data_ptr = *d_ptr;
+
+ rom_hdr = (struct qla8xxx_minidump_entry_rdrom *)entry_hdr;
+ fl_addr = le32_to_cpu(rom_hdr->read_addr);
+ u32_count = le32_to_cpu(rom_hdr->read_data_size)/sizeof(uint32_t);
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "[%s]: fl_addr: 0x%x, count: 0x%x\n",
+ __func__, fl_addr, u32_count));
+
+ rval = qla4_83xx_lockless_flash_read_u32(ha, fl_addr,
+ (u8 *)(data_ptr), u32_count);
+
+ if (rval == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: Flash Read Error,Count=%d\n",
+ __func__, u32_count);
+ goto exit_process_rdrom;
+ }
+
+ data_ptr += u32_count;
+ *d_ptr = data_ptr;
+
+exit_process_rdrom:
+ return rval;
+}
+
/**
* qla4_8xxx_collect_md_data - Retrieve firmware minidump data.
* @ha: pointer to adapter structure
@@ -2151,6 +2400,10 @@ static int qla4_8xxx_collect_md_data(struct scsi_qla_host *ha)
(((uint8_t *)ha->fw_dump_tmplt_hdr) +
tmplt_hdr->first_entry_offset);
+ if (is_qla8032(ha))
+ tmplt_hdr->saved_state_array[QLA83XX_SS_OCM_WNDREG_INDEX] =
+ tmplt_hdr->ocm_window_reg[ha->func_num];
+
/* Walk through the entry headers - validate/perform required action */
for (i = 0; i < num_entry_hdr; i++) {
if (data_collected >= ha->fw_dump_size) {
@@ -2201,8 +2454,18 @@ static int qla4_8xxx_collect_md_data(struct scsi_qla_host *ha)
break;
case QLA8XXX_BOARD:
case QLA8XXX_RDROM:
- qla4_82xx_minidump_process_rdrom(ha, entry_hdr,
- &data_ptr);
+ if (is_qla8022(ha)) {
+ qla4_82xx_minidump_process_rdrom(ha, entry_hdr,
+ &data_ptr);
+ } else if (is_qla8032(ha)) {
+ rval = qla4_83xx_minidump_process_rdrom(ha,
+ entry_hdr,
+ &data_ptr);
+ if (rval != QLA_SUCCESS)
+ qla4_8xxx_mark_entry_skipped(ha,
+ entry_hdr,
+ i);
+ }
break;
case QLA8XXX_L2DTG:
case QLA8XXX_L2ITG:
@@ -2215,6 +2478,8 @@ static int qla4_8xxx_collect_md_data(struct scsi_qla_host *ha)
goto md_failed;
}
break;
+ case QLA8XXX_L1DTG:
+ case QLA8XXX_L1ITG:
case QLA8XXX_L1DAT:
case QLA8XXX_L1INS:
qla4_8xxx_minidump_process_l1cache(ha, entry_hdr,
@@ -2232,6 +2497,34 @@ static int qla4_8xxx_collect_md_data(struct scsi_qla_host *ha)
qla4_8xxx_minidump_process_queue(ha, entry_hdr,
&data_ptr);
break;
+ case QLA83XX_POLLRD:
+ if (!is_qla8032(ha)) {
+ qla4_8xxx_mark_entry_skipped(ha, entry_hdr, i);
+ break;
+ }
+ rval = qla83xx_minidump_process_pollrd(ha, entry_hdr,
+ &data_ptr);
+ if (rval != QLA_SUCCESS)
+ qla4_8xxx_mark_entry_skipped(ha, entry_hdr, i);
+ break;
+ case QLA83XX_RDMUX2:
+ if (!is_qla8032(ha)) {
+ qla4_8xxx_mark_entry_skipped(ha, entry_hdr, i);
+ break;
+ }
+ qla83xx_minidump_process_rdmux2(ha, entry_hdr,
+ &data_ptr);
+ break;
+ case QLA83XX_POLLRDMWR:
+ if (!is_qla8032(ha)) {
+ qla4_8xxx_mark_entry_skipped(ha, entry_hdr, i);
+ break;
+ }
+ rval = qla83xx_minidump_process_pollrdmwr(ha, entry_hdr,
+ &data_ptr);
+ if (rval != QLA_SUCCESS)
+ qla4_8xxx_mark_entry_skipped(ha, entry_hdr, i);
+ break;
case QLA8XXX_RDNOP:
default:
qla4_8xxx_mark_entry_skipped(ha, entry_hdr, i);
@@ -2283,7 +2576,7 @@ static void qla4_8xxx_uevent_emit(struct scsi_qla_host *ha, u32 code)
kobject_uevent_env(&(&ha->pdev->dev)->kobj, KOBJ_CHANGE, envp);
}
-static void qla4_8xxx_get_minidump(struct scsi_qla_host *ha)
+void qla4_8xxx_get_minidump(struct scsi_qla_host *ha)
{
if (ql4xenablemd && test_bit(AF_FW_RECOVERY, &ha->flags) &&
!test_bit(AF_82XX_FW_DUMPED, &ha->flags)) {
@@ -2303,12 +2596,11 @@ static void qla4_8xxx_get_minidump(struct scsi_qla_host *ha)
*
* Note: IDC lock must be held upon entry
**/
-static int
-qla4_8xxx_device_bootstrap(struct scsi_qla_host *ha)
+int qla4_8xxx_device_bootstrap(struct scsi_qla_host *ha)
{
int rval = QLA_ERROR;
int i, timeout;
- uint32_t old_count, count;
+ uint32_t old_count, count, idc_ctrl;
int need_reset = 0, peg_stuck = 1;
need_reset = ha->isp_ops->need_reset(ha);
@@ -2351,8 +2643,24 @@ dev_initialize:
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
QLA8XXX_DEV_INITIALIZING);
+ /*
+ * For ISP8324, if IDC_CTRL GRACEFUL_RESET_BIT1 is set, reset it after
+ * device goes to INIT state.
+ */
+ if (is_qla8032(ha)) {
+ idc_ctrl = qla4_83xx_rd_reg(ha, QLA83XX_IDC_DRV_CTRL);
+ if (idc_ctrl & GRACEFUL_RESET_BIT1) {
+ qla4_83xx_wr_reg(ha, QLA83XX_IDC_DRV_CTRL,
+ (idc_ctrl & ~GRACEFUL_RESET_BIT1));
+ set_bit(AF_83XX_NO_FW_DUMP, &ha->flags);
+ }
+ }
+
ha->isp_ops->idc_unlock(ha);
- qla4_8xxx_get_minidump(ha);
+
+ if (is_qla8022(ha))
+ qla4_8xxx_get_minidump(ha);
+
rval = ha->isp_ops->restart_firmware(ha);
ha->isp_ops->idc_lock(ha);
@@ -2487,14 +2795,77 @@ static void qla4_82xx_set_idc_ver(struct scsi_qla_host *ha)
}
}
-static void qla4_8xxx_update_idc_reg(struct scsi_qla_host *ha)
+static int qla4_83xx_set_idc_ver(struct scsi_qla_host *ha)
{
- if (!test_bit(AF_INIT_DONE, &ha->flags)) {
- ha->isp_ops->idc_lock(ha);
- qla4_8xxx_set_drv_active(ha);
+ int idc_ver;
+ uint32_t drv_active;
+ int rval = QLA_SUCCESS;
+
+ drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
+ if (drv_active == (1 << ha->func_num)) {
+ idc_ver = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_IDC_VERSION);
+ idc_ver &= (~0xFF);
+ idc_ver |= QLA83XX_IDC_VER_MAJ_VALUE;
+ qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_IDC_VERSION, idc_ver);
+ ql4_printk(KERN_INFO, ha,
+ "%s: IDC version updated to %d\n", __func__,
+ QLA83XX_IDC_VER_MAJ_VALUE);
+ } else {
+ idc_ver = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_IDC_VERSION);
+ idc_ver &= 0xFF;
+ if (QLA83XX_IDC_VER_MAJ_VALUE != idc_ver) {
+ ql4_printk(KERN_INFO, ha,
+ "%s: qla4xxx driver IDC version %d is not compatible with IDC version %d of other drivers!\n",
+ __func__, QLA83XX_IDC_VER_MAJ_VALUE,
+ idc_ver);
+ rval = QLA_ERROR;
+ goto exit_set_idc_ver;
+ }
+ }
+
+ /* Update IDC_MINOR_VERSION */
+ idc_ver = qla4_83xx_rd_reg(ha, QLA83XX_CRB_IDC_VER_MINOR);
+ idc_ver &= ~(0x03 << (ha->func_num * 2));
+ idc_ver |= (QLA83XX_IDC_VER_MIN_VALUE << (ha->func_num * 2));
+ qla4_83xx_wr_reg(ha, QLA83XX_CRB_IDC_VER_MINOR, idc_ver);
+
+exit_set_idc_ver:
+ return rval;
+}
+
+static int qla4_8xxx_update_idc_reg(struct scsi_qla_host *ha)
+{
+ uint32_t drv_active;
+ int rval = QLA_SUCCESS;
+
+ if (test_bit(AF_INIT_DONE, &ha->flags))
+ goto exit_update_idc_reg;
+
+ ha->isp_ops->idc_lock(ha);
+ qla4_8xxx_set_drv_active(ha);
+
+ /*
+ * If we are the first driver to load and
+ * ql4xdontresethba is not set, clear IDC_CTRL BIT0.
+ */
+ if (is_qla8032(ha)) {
+ drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
+ if ((drv_active == (1 << ha->func_num)) && !ql4xdontresethba)
+ qla4_83xx_clear_idc_dontreset(ha);
+ }
+
+ if (is_qla8022(ha)) {
qla4_82xx_set_idc_ver(ha);
- ha->isp_ops->idc_unlock(ha);
+ } else if (is_qla8032(ha)) {
+ rval = qla4_83xx_set_idc_ver(ha);
+ if (rval == QLA_ERROR)
+ qla4_8xxx_clear_drv_active(ha);
}
+
+ ha->isp_ops->idc_unlock(ha);
+
+exit_update_idc_reg:
+ return rval;
}
/**
@@ -2509,7 +2880,9 @@ int qla4_8xxx_device_state_handler(struct scsi_qla_host *ha)
int rval = QLA_SUCCESS;
unsigned long dev_init_timeout;
- qla4_8xxx_update_idc_reg(ha);
+ rval = qla4_8xxx_update_idc_reg(ha);
+ if (rval == QLA_ERROR)
+ goto exit_state_handler;
dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
DEBUG2(ql4_printk(KERN_INFO, ha, "Device state is 0x%x = %s\n",
@@ -2550,16 +2923,25 @@ int qla4_8xxx_device_state_handler(struct scsi_qla_host *ha)
ha->isp_ops->idc_lock(ha);
break;
case QLA8XXX_DEV_NEED_RESET:
- if (!ql4xdontresethba) {
- qla4_82xx_need_reset_handler(ha);
- /* Update timeout value after need
- * reset handler */
- dev_init_timeout = jiffies +
- (ha->nx_dev_init_timeout * HZ);
- } else {
- ha->isp_ops->idc_unlock(ha);
- msleep(1000);
- ha->isp_ops->idc_lock(ha);
+ /*
+ * For ISP8324, if NEED_RESET is set by any driver,
+ * it should be honored, irrespective of IDC_CTRL
+ * DONTRESET_BIT0
+ */
+ if (is_qla8032(ha)) {
+ qla4_83xx_need_reset_handler(ha);
+ } else if (is_qla8022(ha)) {
+ if (!ql4xdontresethba) {
+ qla4_82xx_need_reset_handler(ha);
+ /* Update timeout value after need
+ * reset handler */
+ dev_init_timeout = jiffies +
+ (ha->nx_dev_init_timeout * HZ);
+ } else {
+ ha->isp_ops->idc_unlock(ha);
+ msleep(1000);
+ ha->isp_ops->idc_lock(ha);
+ }
}
break;
case QLA8XXX_DEV_NEED_QUIESCENT:
@@ -2587,6 +2969,7 @@ int qla4_8xxx_device_state_handler(struct scsi_qla_host *ha)
}
exit:
ha->isp_ops->idc_unlock(ha);
+exit_state_handler:
return rval;
}
@@ -2595,8 +2978,13 @@ int qla4_8xxx_load_risc(struct scsi_qla_host *ha)
int retval;
/* clear the interrupt */
- writel(0, &ha->qla4_82xx_reg->host_int);
- readl(&ha->qla4_82xx_reg->host_int);
+ if (is_qla8032(ha)) {
+ writel(0, &ha->qla4_83xx_reg->risc_intr);
+ readl(&ha->qla4_83xx_reg->risc_intr);
+ } else if (is_qla8022(ha)) {
+ writel(0, &ha->qla4_82xx_reg->host_int);
+ readl(&ha->qla4_82xx_reg->host_int);
+ }
retval = qla4_8xxx_device_state_handler(ha);
@@ -2695,7 +3083,7 @@ qla4_8xxx_get_flt_info(struct scsi_qla_host *ha, uint32_t flt_addr)
const char *loc, *locations[] = { "DEF", "FLT" };
uint16_t *wptr;
uint16_t cnt, chksum;
- uint32_t start;
+ uint32_t start, status;
struct qla_flt_header *flt;
struct qla_flt_region *region;
struct ql82xx_hw_data *hw = &ha->hw;
@@ -2704,8 +3092,18 @@ qla4_8xxx_get_flt_info(struct scsi_qla_host *ha, uint32_t flt_addr)
wptr = (uint16_t *)ha->request_ring;
flt = (struct qla_flt_header *)ha->request_ring;
region = (struct qla_flt_region *)&flt[1];
- qla4_82xx_read_optrom_data(ha, (uint8_t *)ha->request_ring,
- flt_addr << 2, OPTROM_BURST_SIZE);
+
+ if (is_qla8022(ha)) {
+ qla4_82xx_read_optrom_data(ha, (uint8_t *)ha->request_ring,
+ flt_addr << 2, OPTROM_BURST_SIZE);
+ } else if (is_qla8032(ha)) {
+ status = qla4_83xx_flash_read_u32(ha, flt_addr << 2,
+ (uint8_t *)ha->request_ring,
+ 0x400);
+ if (status != QLA_SUCCESS)
+ goto no_flash_data;
+ }
+
if (*wptr == __constant_cpu_to_le16(0xffff))
goto no_flash_data;
if (flt->version != __constant_cpu_to_le16(1)) {
@@ -2918,8 +3316,12 @@ qla4_8xxx_get_flash_info(struct scsi_qla_host *ha)
return ret;
qla4_8xxx_get_flt_info(ha, flt_addr);
- qla4_82xx_get_fdt_info(ha);
- qla4_82xx_get_idc_param(ha);
+ if (is_qla8022(ha)) {
+ qla4_82xx_get_fdt_info(ha);
+ qla4_82xx_get_idc_param(ha);
+ } else if (is_qla8032(ha)) {
+ qla4_83xx_get_idc_param(ha);
+ }
return QLA_SUCCESS;
}
@@ -3063,8 +3465,7 @@ exit_validate_mac82:
/* Interrupt handling helpers. */
-static int
-qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha)
+int qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha)
{
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
@@ -3085,8 +3486,7 @@ qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha)
return QLA_SUCCESS;
}
-static int
-qla4_8xxx_mbx_intr_disable(struct scsi_qla_host *ha)
+int qla4_8xxx_mbx_intr_disable(struct scsi_qla_host *ha)
{
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
diff --git a/drivers/scsi/qla4xxx/ql4_nx.h b/drivers/scsi/qla4xxx/ql4_nx.h
index 1894de093f06..ec5cbd003bae 100644
--- a/drivers/scsi/qla4xxx/ql4_nx.h
+++ b/drivers/scsi/qla4xxx/ql4_nx.h
@@ -25,6 +25,8 @@
#define CRB_RCVPEG_STATE QLA82XX_REG(0x13c)
#define CRB_DMA_SHIFT QLA82XX_REG(0xcc)
#define CRB_TEMP_STATE QLA82XX_REG(0x1b4)
+#define CRB_CMDPEG_CHECK_RETRY_COUNT 60
+#define CRB_CMDPEG_CHECK_DELAY 500
#define qla82xx_get_temp_val(x) ((x) >> 16)
#define qla82xx_get_temp_state(x) ((x) & 0xffff)
@@ -508,6 +510,7 @@ enum {
#define QLA82XX_P2_ADDR_QDR_NET_MAX (0x00000003001fffffULL)
#define QLA82XX_P3_ADDR_QDR_NET_MAX (0x0000000303ffffffULL)
+#define QLA8XXX_ADDR_QDR_NET_MAX (0x0000000307ffffffULL)
#define QLA82XX_PCI_CRBSPACE (unsigned long)0x06000000
#define QLA82XX_PCI_DIRECT_CRB (unsigned long)0x04400000
@@ -852,9 +855,13 @@ struct crb_addr_pair {
#define QLA8XXX_L2ITG 22
#define QLA8XXX_L2DAT 23
#define QLA8XXX_L2INS 24
+#define QLA83XX_POLLRD 35
+#define QLA83XX_RDMUX2 36
+#define QLA83XX_POLLRDMWR 37
#define QLA8XXX_RDROM 71
#define QLA8XXX_RDMEM 72
#define QLA8XXX_CNTRL 98
+#define QLA83XX_TLHDR 99
#define QLA8XXX_RDEND 255
/* Opcodes for Control Entries.
@@ -1007,6 +1014,16 @@ struct qla8xxx_minidump_entry_queue {
#define MD_MIU_TEST_AGT_ADDR_LO 0x41000094
#define MD_MIU_TEST_AGT_ADDR_HI 0x41000098
+#define MD_MIU_TEST_AGT_WRDATA_LO 0x410000A0
+#define MD_MIU_TEST_AGT_WRDATA_HI 0x410000A4
+#define MD_MIU_TEST_AGT_WRDATA_ULO 0x410000B0
+#define MD_MIU_TEST_AGT_WRDATA_UHI 0x410000B4
+
+#define MD_MIU_TEST_AGT_RDDATA_LO 0x410000A8
+#define MD_MIU_TEST_AGT_RDDATA_HI 0x410000AC
+#define MD_MIU_TEST_AGT_RDDATA_ULO 0x410000B8
+#define MD_MIU_TEST_AGT_RDDATA_UHI 0x410000BC
+
static const int MD_MIU_TEST_AGT_RDDATA[] = { 0x410000A8,
0x410000AC, 0x410000B8, 0x410000BC };
#endif
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 519f6667dc02..3e0e5de2c335 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -18,6 +18,7 @@
#include "ql4_glbl.h"
#include "ql4_dbg.h"
#include "ql4_inline.h"
+#include "ql4_83xx.h"
/*
* Driver version
@@ -2315,8 +2316,17 @@ static void qla4xxx_mem_free(struct scsi_qla_host *ha)
if (ha->nx_pcibase)
iounmap(
(struct device_reg_82xx __iomem *)ha->nx_pcibase);
- } else if (ha->reg)
+ } else if (is_qla8032(ha)) {
+ if (ha->nx_pcibase)
+ iounmap(
+ (struct device_reg_83xx __iomem *)ha->nx_pcibase);
+ } else if (ha->reg) {
iounmap(ha->reg);
+ }
+
+ if (ha->reset_tmplt.buff)
+ vfree(ha->reset_tmplt.buff);
+
pci_release_regions(ha->pdev);
}
@@ -2454,7 +2464,6 @@ static int qla4_8xxx_check_temp(struct scsi_qla_host *ha)
static int qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha)
{
uint32_t fw_heartbeat_counter;
- uint32_t halt_status1, halt_status2;
int status = QLA_SUCCESS;
fw_heartbeat_counter = qla4_8xxx_rd_direct(ha,
@@ -2472,28 +2481,7 @@ static int qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha)
/* FW not alive after 2 seconds */
if (ha->seconds_since_last_heartbeat == 2) {
ha->seconds_since_last_heartbeat = 0;
- halt_status1 = qla4_8xxx_rd_direct(ha,
- QLA8XXX_PEG_HALT_STATUS1);
- halt_status2 = qla4_8xxx_rd_direct(ha,
- QLA8XXX_PEG_HALT_STATUS2);
-
- ql4_printk(KERN_INFO, ha,
- "scsi(%ld): %s, Dumping hw/fw registers:\n "
- " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2:"
- " 0x%x,\n PEG_NET_0_PC: 0x%x, PEG_NET_1_PC:"
- " 0x%x,\n PEG_NET_2_PC: 0x%x, PEG_NET_3_PC:"
- " 0x%x,\n PEG_NET_4_PC: 0x%x\n", ha->host_no,
- __func__, halt_status1, halt_status2,
- qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_0 +
- 0x3c),
- qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_1 +
- 0x3c),
- qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_2 +
- 0x3c),
- qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_3 +
- 0x3c),
- qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_4 +
- 0x3c));
+ qla4_8xxx_dump_peg_reg(ha);
status = QLA_ERROR;
}
} else
@@ -2503,6 +2491,48 @@ static int qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha)
return status;
}
+static void qla4_8xxx_process_fw_error(struct scsi_qla_host *ha)
+{
+ uint32_t halt_status;
+ int halt_status_unrecoverable = 0;
+
+ halt_status = qla4_8xxx_rd_direct(ha, QLA8XXX_PEG_HALT_STATUS1);
+
+ if (is_qla8022(ha)) {
+ ql4_printk(KERN_INFO, ha, "%s: disabling pause transmit on port 0 & 1.\n",
+ __func__);
+ qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
+ CRB_NIU_XG_PAUSE_CTL_P0 |
+ CRB_NIU_XG_PAUSE_CTL_P1);
+
+ if (QLA82XX_FWERROR_CODE(halt_status) == 0x67)
+ ql4_printk(KERN_ERR, ha, "%s: Firmware aborted with error code 0x00006700. Device is being reset\n",
+ __func__);
+ if (halt_status & HALT_STATUS_UNRECOVERABLE)
+ halt_status_unrecoverable = 1;
+ } else if (is_qla8032(ha)) {
+ if (halt_status & QLA83XX_HALT_STATUS_FW_RESET)
+ ql4_printk(KERN_ERR, ha, "%s: Firmware error detected device is being reset\n",
+ __func__);
+ else if (halt_status & QLA83XX_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(DPC_HA_UNRECOVERABLE, &ha->dpc_flags);
+ } else {
+ ql4_printk(KERN_INFO, ha, "%s: detect abort needed!\n",
+ __func__);
+ set_bit(DPC_RESET_HA, &ha->dpc_flags);
+ }
+ qla4xxx_mailbox_premature_completion(ha);
+ qla4xxx_wake_dpc(ha);
+}
+
/**
* qla4_8xxx_watchdog - Poll dev state
* @ha: Pointer to host adapter structure.
@@ -2511,7 +2541,7 @@ static int qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha)
**/
void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
{
- uint32_t dev_state, halt_status;
+ uint32_t dev_state;
/* don't poll if reset is going on */
if (!(test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) ||
@@ -2520,16 +2550,18 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
if (qla4_8xxx_check_temp(ha)) {
- ql4_printk(KERN_INFO, ha, "disabling pause"
- " transmit on port 0 & 1.\n");
- qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
- CRB_NIU_XG_PAUSE_CTL_P0 |
- CRB_NIU_XG_PAUSE_CTL_P1);
+ if (is_qla8022(ha)) {
+ ql4_printk(KERN_INFO, ha, "disabling pause transmit on port 0 & 1.\n");
+ qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
+ CRB_NIU_XG_PAUSE_CTL_P0 |
+ CRB_NIU_XG_PAUSE_CTL_P1);
+ }
set_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags);
qla4xxx_wake_dpc(ha);
} else if (dev_state == QLA8XXX_DEV_NEED_RESET &&
- !test_bit(DPC_RESET_HA, &ha->dpc_flags)) {
- if (!ql4xdontresethba) {
+ !test_bit(DPC_RESET_HA, &ha->dpc_flags)) {
+ if (is_qla8032(ha) ||
+ (is_qla8022(ha) && !ql4xdontresethba)) {
ql4_printk(KERN_INFO, ha, "%s: HW State: "
"NEED RESET!\n", __func__);
set_bit(DPC_RESET_HA, &ha->dpc_flags);
@@ -2543,36 +2575,8 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
qla4xxx_wake_dpc(ha);
} else {
/* Check firmware health */
- if (qla4_8xxx_check_fw_alive(ha)) {
- ql4_printk(KERN_INFO, ha, "disabling pause"
- " transmit on port 0 & 1.\n");
- qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
- CRB_NIU_XG_PAUSE_CTL_P0 |
- CRB_NIU_XG_PAUSE_CTL_P1);
- halt_status = qla4_8xxx_rd_direct(ha,
- QLA8XXX_PEG_HALT_STATUS1);
-
- if (QLA82XX_FWERROR_CODE(halt_status) == 0x67)
- ql4_printk(KERN_ERR, ha, "%s:"
- " Firmware aborted with"
- " error code 0x00006700."
- " Device is being reset\n",
- __func__);
-
- /* Since we cannot change dev_state in interrupt
- * context, set appropriate DPC flag then wakeup
- * DPC */
- if (halt_status & HALT_STATUS_UNRECOVERABLE)
- set_bit(DPC_HA_UNRECOVERABLE,
- &ha->dpc_flags);
- else {
- ql4_printk(KERN_INFO, ha, "%s: detect "
- "abort needed!\n", __func__);
- set_bit(DPC_RESET_HA, &ha->dpc_flags);
- }
- qla4xxx_mailbox_premature_completion(ha);
- qla4xxx_wake_dpc(ha);
- }
+ if (qla4_8xxx_check_fw_alive(ha))
+ qla4_8xxx_process_fw_error(ha);
}
}
}
@@ -2654,9 +2658,8 @@ static void qla4xxx_timer(struct scsi_qla_host *ha)
if (!pci_channel_offline(ha->pdev))
pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha))
qla4_8xxx_watchdog(ha);
- }
if (is_qla40XX(ha)) {
/* Check for heartbeat interval. */
@@ -2955,9 +2958,9 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha)
goto recover_ha_init_adapter;
}
- /* For the ISP-82xx adapter, issue a stop_firmware if invoked
+ /* For the ISP-8xxx adapter, issue a stop_firmware if invoked
* from eh_host_reset or ioctl module */
- if (is_qla8022(ha) && !reset_chip &&
+ if (is_qla80XX(ha) && !reset_chip &&
test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags)) {
DEBUG2(ql4_printk(KERN_INFO, ha,
@@ -2980,13 +2983,13 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha)
}
/* Issue full chip reset if recovering from a catastrophic error,
- * or if stop_firmware fails for ISP-82xx.
+ * or if stop_firmware fails for ISP-8xxx.
* This is the default case for ISP-4xxx */
if (is_qla40XX(ha) || reset_chip) {
if (is_qla40XX(ha))
goto chip_reset;
- /* Check if 82XX firmware is alive or not
+ /* Check if 8XXX firmware is alive or not
* We may have arrived here from NEED_RESET
* detection only */
if (test_bit(AF_FW_RECOVERY, &ha->flags))
@@ -3041,7 +3044,7 @@ recover_ha_init_adapter:
* Since we don't want to block the DPC for too long
* with multiple resets in the same thread,
* utilize DPC to retry */
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha)) {
ha->isp_ops->idc_lock(ha);
dev_state = qla4_8xxx_rd_direct(ha,
QLA8XXX_CRB_DEV_STATE);
@@ -3386,7 +3389,7 @@ static void qla4xxx_do_dpc(struct work_struct *work)
/* post events to application */
qla4xxx_do_work(ha);
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha)) {
if (test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags)) {
ha->isp_ops->idc_lock(ha);
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
@@ -3404,7 +3407,8 @@ static void qla4xxx_do_dpc(struct work_struct *work)
(test_bit(DPC_RESET_HA, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags))) {
- if (ql4xdontresethba) {
+ if ((is_qla8022(ha) && ql4xdontresethba) ||
+ (is_qla8032(ha) && qla4_83xx_idc_dontreset(ha))) {
DEBUG2(printk("scsi%ld: %s: Don't Reset HBA\n",
ha->host_no, __func__));
clear_bit(DPC_RESET_HA, &ha->dpc_flags);
@@ -3514,7 +3518,7 @@ static void qla4xxx_free_adapter(struct scsi_qla_host *ha)
/* Put firmware in known state */
ha->isp_ops->reset_firmware(ha);
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha)) {
ha->isp_ops->idc_lock(ha);
qla4_8xxx_clear_drv_active(ha);
ha->isp_ops->idc_unlock(ha);
@@ -3564,16 +3568,20 @@ int qla4_8xxx_iospace_config(struct scsi_qla_host *ha)
/* Mapping of IO base pointer, door bell read and write pointer */
/* mapping of IO base pointer */
- ha->qla4_82xx_reg =
- (struct device_reg_82xx __iomem *)((uint8_t *)ha->nx_pcibase +
- 0xbc000 + (ha->pdev->devfn << 11));
+ if (is_qla8022(ha)) {
+ ha->qla4_82xx_reg = (struct device_reg_82xx __iomem *)
+ ((uint8_t *)ha->nx_pcibase + 0xbc000 +
+ (ha->pdev->devfn << 11));
+ ha->nx_db_wr_ptr = (ha->pdev->devfn == 4 ? QLA82XX_CAM_RAM_DB1 :
+ QLA82XX_CAM_RAM_DB2);
+ } else if (is_qla8032(ha)) {
+ ha->qla4_83xx_reg = (struct device_reg_83xx __iomem *)
+ ((uint8_t *)ha->nx_pcibase);
+ }
db_base = pci_resource_start(pdev, 4); /* doorbell is on bar 4 */
db_len = pci_resource_len(pdev, 4);
- ha->nx_db_wr_ptr = (ha->pdev->devfn == 4 ? QLA82XX_CAM_RAM_DB1 :
- QLA82XX_CAM_RAM_DB2);
-
return 0;
iospace_error_exit:
return -ENOMEM;
@@ -3693,6 +3701,34 @@ static struct isp_operations qla4_82xx_isp_ops = {
.process_mailbox_interrupt = qla4_82xx_process_mbox_intr,
};
+static struct isp_operations qla4_83xx_isp_ops = {
+ .iospace_config = qla4_8xxx_iospace_config,
+ .pci_config = qla4_8xxx_pci_config,
+ .disable_intrs = qla4_83xx_disable_intrs,
+ .enable_intrs = qla4_83xx_enable_intrs,
+ .start_firmware = qla4_8xxx_load_risc,
+ .restart_firmware = qla4_83xx_start_firmware,
+ .intr_handler = qla4_83xx_intr_handler,
+ .interrupt_service_routine = qla4_83xx_interrupt_service_routine,
+ .need_reset = qla4_8xxx_need_reset,
+ .reset_chip = qla4_83xx_isp_reset,
+ .reset_firmware = qla4_8xxx_stop_firmware,
+ .queue_iocb = qla4_83xx_queue_iocb,
+ .complete_iocb = qla4_83xx_complete_iocb,
+ .rd_shdw_req_q_out = qla4_83xx_rd_shdw_req_q_out,
+ .rd_shdw_rsp_q_in = qla4_83xx_rd_shdw_rsp_q_in,
+ .get_sys_info = qla4_8xxx_get_sys_info,
+ .rd_reg_direct = qla4_83xx_rd_reg,
+ .wr_reg_direct = qla4_83xx_wr_reg,
+ .rd_reg_indirect = qla4_83xx_rd_reg_indirect,
+ .wr_reg_indirect = qla4_83xx_wr_reg_indirect,
+ .idc_lock = qla4_83xx_drv_lock,
+ .idc_unlock = qla4_83xx_drv_unlock,
+ .rom_lock_recovery = qla4_83xx_rom_lock_recovery,
+ .queue_mailbox_command = qla4_83xx_queue_mbox_cmd,
+ .process_mailbox_interrupt = qla4_83xx_process_mbox_intr,
+};
+
uint16_t qla4xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha)
{
return (uint16_t)le32_to_cpu(ha->shadow_regs->req_q_out);
@@ -3703,6 +3739,11 @@ uint16_t qla4_82xx_rd_shdw_req_q_out(struct scsi_qla_host *ha)
return (uint16_t)le32_to_cpu(readl(&ha->qla4_82xx_reg->req_q_out));
}
+uint16_t qla4_83xx_rd_shdw_req_q_out(struct scsi_qla_host *ha)
+{
+ return (uint16_t)le32_to_cpu(readl(&ha->qla4_83xx_reg->req_q_out));
+}
+
uint16_t qla4xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha)
{
return (uint16_t)le32_to_cpu(ha->shadow_regs->rsp_q_in);
@@ -3713,6 +3754,11 @@ uint16_t qla4_82xx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha)
return (uint16_t)le32_to_cpu(readl(&ha->qla4_82xx_reg->rsp_q_in));
}
+uint16_t qla4_83xx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha)
+{
+ return (uint16_t)le32_to_cpu(readl(&ha->qla4_83xx_reg->rsp_q_in));
+}
+
static ssize_t qla4xxx_show_boot_eth_info(void *data, int type, char *buf)
{
struct scsi_qla_host *ha = data;
@@ -5085,6 +5131,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
ha->pdev = pdev;
ha->host = host;
ha->host_no = host->host_no;
+ ha->func_num = PCI_FUNC(ha->pdev->devfn);
pci_enable_pcie_error_reporting(pdev);
@@ -5092,24 +5139,28 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
if (is_qla8022(ha)) {
ha->isp_ops = &qla4_82xx_isp_ops;
ha->reg_tbl = (uint32_t *) qla4_82xx_reg_tbl;
- rwlock_init(&ha->hw_lock);
ha->qdr_sn_window = -1;
ha->ddr_mn_window = -1;
ha->curr_window = 255;
- ha->func_num = PCI_FUNC(ha->pdev->devfn);
nx_legacy_intr = &legacy_intr[ha->func_num];
ha->nx_legacy_intr.int_vec_bit = nx_legacy_intr->int_vec_bit;
ha->nx_legacy_intr.tgt_status_reg =
nx_legacy_intr->tgt_status_reg;
ha->nx_legacy_intr.tgt_mask_reg = nx_legacy_intr->tgt_mask_reg;
ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg;
+ } else if (is_qla8032(ha)) {
+ ha->isp_ops = &qla4_83xx_isp_ops;
+ ha->reg_tbl = (uint32_t *)qla4_83xx_reg_tbl;
} else {
ha->isp_ops = &qla4xxx_isp_ops;
}
- /* Set EEH reset type to fundamental if required by hba */
- if (is_qla8022(ha))
+ if (is_qla80XX(ha)) {
+ rwlock_init(&ha->hw_lock);
+ ha->pf_bit = ha->func_num << 16;
+ /* Set EEH reset type to fundamental if required by hba */
pdev->needs_freset = 1;
+ }
/* Configure PCI I/O space. */
ret = ha->isp_ops->iospace_config(ha);
@@ -5165,8 +5216,20 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
if (ret)
goto probe_failed;
- if (is_qla8022(ha))
- (void) qla4_8xxx_get_flash_info(ha);
+ if (is_qla80XX(ha))
+ qla4_8xxx_get_flash_info(ha);
+
+ if (is_qla8032(ha)) {
+ qla4_83xx_read_reset_template(ha);
+ /*
+ * NOTE: If ql4dontresethba==1, set IDC_CTRL DONTRESET_BIT0.
+ * If DONRESET_BIT0 is set, drivers should not set dev_state
+ * to NEED_RESET. But if NEED_RESET is set, drivers should
+ * should honor the reset.
+ */
+ if (ql4xdontresethba == 1)
+ qla4_83xx_set_idc_dontreset(ha);
+ }
/*
* Initialize the Host adapter request/response queues and
@@ -5177,7 +5240,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
while ((!test_bit(AF_ONLINE, &ha->flags)) &&
init_retry_count++ < MAX_INIT_RETRIES) {
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha)) {
ha->isp_ops->idc_lock(ha);
dev_state = qla4_8xxx_rd_direct(ha,
QLA82XX_CRB_DEV_STATE);
@@ -5201,7 +5264,8 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
if (!test_bit(AF_ONLINE, &ha->flags)) {
ql4_printk(KERN_WARNING, ha, "Failed to initialize adapter\n");
- if (is_qla8022(ha) && ql4xdontresethba) {
+ if ((is_qla8022(ha) && ql4xdontresethba) ||
+ (is_qla8032(ha) && qla4_83xx_idc_dontreset(ha))) {
/* Put the device in failed state. */
DEBUG2(printk(KERN_ERR "HW STATE: FAILED\n"));
ha->isp_ops->idc_lock(ha);
@@ -5233,7 +5297,8 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
goto remove_host;
}
- /* For ISP-82XX, request_irqs is called in qla4_8xxx_load_risc
+ /*
+ * For ISP-8XXX, request_irqs is called in qla4_8xxx_load_risc
* (which is called indirectly by qla4xxx_initialize_adapter),
* so that irqs will be registered after crbinit but before
* mbx_intr_enable.
@@ -5793,7 +5858,16 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd)
ha = to_qla_host(cmd->device->host);
- if (ql4xdontresethba) {
+ if (is_qla8032(ha) && ql4xdontresethba)
+ qla4_83xx_set_idc_dontreset(ha);
+
+ /*
+ * For ISP8324, if IDC_CTRL DONTRESET_BIT0 is set by other
+ * protocol drivers, we should not set device_state to
+ * NEED_RESET
+ */
+ if (ql4xdontresethba ||
+ (is_qla8032(ha) && qla4_83xx_idc_dontreset(ha))) {
DEBUG2(printk("scsi%ld: %s: Don't Reset HBA\n",
ha->host_no, __func__));
@@ -5817,7 +5891,7 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd)
}
if (!test_bit(DPC_RESET_HA, &ha->dpc_flags)) {
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
set_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags);
else
set_bit(DPC_RESET_HA, &ha->dpc_flags);
@@ -5912,7 +5986,7 @@ static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type)
break;
case SCSI_FIRMWARE_RESET:
if (!test_bit(DPC_RESET_HA, &ha->dpc_flags)) {
- if (is_qla8022(ha))
+ if (is_qla80XX(ha))
/* set firmware context reset */
set_bit(DPC_RESET_HA_FW_CONTEXT,
&ha->dpc_flags);
@@ -6150,7 +6224,7 @@ qla4xxx_pci_slot_reset(struct pci_dev *pdev)
ha->isp_ops->disable_intrs(ha);
- if (is_qla8022(ha)) {
+ if (is_qla80XX(ha)) {
if (qla4_8xxx_error_recovery(ha) == QLA_SUCCESS) {
ret = PCI_ERS_RESULT_RECOVERED;
goto exit_slot_reset;
@@ -6216,6 +6290,12 @@ static struct pci_device_id qla4xxx_pci_tbl[] = {
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
},
+ {
+ .vendor = PCI_VENDOR_ID_QLOGIC,
+ .device = PCI_DEVICE_ID_QLOGIC_ISP8324,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
{0, 0},
};
MODULE_DEVICE_TABLE(pci, qla4xxx_pci_tbl);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 15:09:57 +0100