aboutsummaryrefslogtreecommitdiff
path: root/drivers/scsi/qla4xxx/ql4_83xx.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_83xx.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_83xx.c152
1 files changed, 40 insertions, 112 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_83xx.c b/drivers/scsi/qla4xxx/ql4_83xx.c
index d607eb8e24c..556c1525f88 100644
--- a/drivers/scsi/qla4xxx/ql4_83xx.c
+++ b/drivers/scsi/qla4xxx/ql4_83xx.c
@@ -1,6 +1,6 @@
/*
* QLogic iSCSI HBA Driver
- * Copyright (c) 2003-2012 QLogic Corporation
+ * Copyright (c) 2003-2013 QLogic Corporation
*
* See LICENSE.qla4xxx for copyright and licensing details.
*/
@@ -249,110 +249,6 @@ void qla4_83xx_rom_lock_recovery(struct scsi_qla_host *ha)
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
@@ -465,7 +361,7 @@ int qla4_83xx_drv_lock(struct scsi_qla_host *ha)
}
/* 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",
+ ql4_printk(KERN_INFO, ha, "%s: IDC lock Recovery by %d failed, Retrying timeout\n",
__func__, ha->func_num);
timeout = 0;
}
@@ -760,7 +656,7 @@ static int qla4_83xx_copy_bootloader(struct scsi_qla_host *ha)
__func__));
/* 128 bit/16 byte write to MS memory */
- ret_val = qla4_83xx_ms_mem_write_128b(ha, dest, (uint32_t *)p_cache,
+ ret_val = qla4_8xxx_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",
@@ -1304,12 +1200,24 @@ static void qla4_83xx_process_init_seq(struct scsi_qla_host *ha)
static int qla4_83xx_restart(struct scsi_qla_host *ha)
{
int ret_val = QLA_SUCCESS;
+ uint32_t idc_ctrl;
qla4_83xx_process_stop_seq(ha);
- /* Collect minidump*/
- if (!test_and_clear_bit(AF_83XX_NO_FW_DUMP, &ha->flags))
+ /*
+ * Collect minidump.
+ * If IDC_CTRL BIT1 is set, clear it on going to INIT state and
+ * don't collect minidump
+ */
+ 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));
+ ql4_printk(KERN_INFO, ha, "%s: Graceful RESET: Not collecting minidump\n",
+ __func__);
+ } else {
qla4_8xxx_get_minidump(ha);
+ }
qla4_83xx_process_init_seq(ha);
@@ -1473,9 +1381,9 @@ int qla4_83xx_isp_reset(struct scsi_qla_host *ha)
__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. */
+ /* For ISP8324 and ISP8042, 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);
@@ -1664,3 +1572,23 @@ void qla4_83xx_disable_pause(struct scsi_qla_host *ha)
__qla4_83xx_disable_pause(ha);
ha->isp_ops->idc_unlock(ha);
}
+
+/**
+ * qla4_83xx_is_detached - Check if we are marked invisible.
+ * @ha: Pointer to host adapter structure.
+ **/
+int qla4_83xx_is_detached(struct scsi_qla_host *ha)
+{
+ uint32_t drv_active;
+
+ drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
+
+ if (test_bit(AF_INIT_DONE, &ha->flags) &&
+ !(drv_active & (1 << ha->func_num))) {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: drv_active = 0x%X\n",
+ __func__, drv_active));
+ return QLA_SUCCESS;
+ }
+
+ return QLA_ERROR;
+}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 16:11:00 +0000