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path: root/drivers/scsi/qla4xxx/ql4_mbx.c
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Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_mbx.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c171
1 files changed, 156 insertions, 15 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index a501beab3ffe..62d4208af21f 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -1,10 +1,11 @@
/*
* QLogic iSCSI HBA Driver
- * Copyright (c) 2003-2012 QLogic Corporation
+ * Copyright (c) 2003-2013 QLogic Corporation
*
* See LICENSE.qla4xxx for copyright and licensing details.
*/
+#include <linux/ctype.h>
#include "ql4_def.h"
#include "ql4_glbl.h"
#include "ql4_dbg.h"
@@ -52,7 +53,7 @@ static int qla4xxx_is_intr_poll_mode(struct scsi_qla_host *ha)
{
int rval = 1;
- if (is_qla8032(ha)) {
+ if (is_qla8032(ha) || is_qla8042(ha)) {
if (test_bit(AF_IRQ_ATTACHED, &ha->flags) &&
test_bit(AF_83XX_MBOX_INTR_ON, &ha->flags))
rval = 0;
@@ -223,7 +224,7 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
CRB_NIU_XG_PAUSE_CTL_P0 |
CRB_NIU_XG_PAUSE_CTL_P1);
- } else if (is_qla8032(ha)) {
+ } else if (is_qla8032(ha) || is_qla8042(ha)) {
ql4_printk(KERN_INFO, ha, " %s: disabling pause transmit on port 0 & 1.\n",
__func__);
qla4_83xx_disable_pause(ha);
@@ -1270,16 +1271,28 @@ int qla4xxx_about_firmware(struct scsi_qla_host *ha)
}
/* Save version information. */
- ha->firmware_version[0] = le16_to_cpu(about_fw->fw_major);
- ha->firmware_version[1] = le16_to_cpu(about_fw->fw_minor);
- ha->patch_number = le16_to_cpu(about_fw->fw_patch);
- ha->build_number = le16_to_cpu(about_fw->fw_build);
- ha->iscsi_major = le16_to_cpu(about_fw->iscsi_major);
- ha->iscsi_minor = le16_to_cpu(about_fw->iscsi_minor);
- ha->bootload_major = le16_to_cpu(about_fw->bootload_major);
- ha->bootload_minor = le16_to_cpu(about_fw->bootload_minor);
- ha->bootload_patch = le16_to_cpu(about_fw->bootload_patch);
- ha->bootload_build = le16_to_cpu(about_fw->bootload_build);
+ ha->fw_info.fw_major = le16_to_cpu(about_fw->fw_major);
+ ha->fw_info.fw_minor = le16_to_cpu(about_fw->fw_minor);
+ ha->fw_info.fw_patch = le16_to_cpu(about_fw->fw_patch);
+ ha->fw_info.fw_build = le16_to_cpu(about_fw->fw_build);
+ memcpy(ha->fw_info.fw_build_date, about_fw->fw_build_date,
+ sizeof(about_fw->fw_build_date));
+ memcpy(ha->fw_info.fw_build_time, about_fw->fw_build_time,
+ sizeof(about_fw->fw_build_time));
+ strcpy((char *)ha->fw_info.fw_build_user,
+ skip_spaces((char *)about_fw->fw_build_user));
+ ha->fw_info.fw_load_source = le16_to_cpu(about_fw->fw_load_source);
+ ha->fw_info.iscsi_major = le16_to_cpu(about_fw->iscsi_major);
+ ha->fw_info.iscsi_minor = le16_to_cpu(about_fw->iscsi_minor);
+ ha->fw_info.bootload_major = le16_to_cpu(about_fw->bootload_major);
+ ha->fw_info.bootload_minor = le16_to_cpu(about_fw->bootload_minor);
+ ha->fw_info.bootload_patch = le16_to_cpu(about_fw->bootload_patch);
+ ha->fw_info.bootload_build = le16_to_cpu(about_fw->bootload_build);
+ strcpy((char *)ha->fw_info.extended_timestamp,
+ skip_spaces((char *)about_fw->extended_timestamp));
+
+ ha->fw_uptime_secs = le32_to_cpu(mbox_sts[5]);
+ ha->fw_uptime_msecs = le32_to_cpu(mbox_sts[6]);
status = QLA_SUCCESS;
exit_about_fw:
@@ -1723,6 +1736,45 @@ int qla4xxx_conn_close_sess_logout(struct scsi_qla_host *ha,
return status;
}
+/**
+ * qla4_84xx_extend_idc_tmo - Extend IDC Timeout.
+ * @ha: Pointer to host adapter structure.
+ * @ext_tmo: idc timeout value
+ *
+ * Requests firmware to extend the idc timeout value.
+ **/
+static int qla4_84xx_extend_idc_tmo(struct scsi_qla_host *ha, uint32_t ext_tmo)
+{
+ uint32_t mbox_cmd[MBOX_REG_COUNT];
+ uint32_t mbox_sts[MBOX_REG_COUNT];
+ int status;
+
+ memset(&mbox_cmd, 0, sizeof(mbox_cmd));
+ memset(&mbox_sts, 0, sizeof(mbox_sts));
+ ext_tmo &= 0xf;
+
+ mbox_cmd[0] = MBOX_CMD_IDC_TIME_EXTEND;
+ mbox_cmd[1] = ((ha->idc_info.request_desc & 0xfffff0ff) |
+ (ext_tmo << 8)); /* new timeout */
+ mbox_cmd[2] = ha->idc_info.info1;
+ mbox_cmd[3] = ha->idc_info.info2;
+ mbox_cmd[4] = ha->idc_info.info3;
+
+ status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
+ mbox_cmd, mbox_sts);
+ if (status != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "scsi%ld: %s: failed status %04X\n",
+ ha->host_no, __func__, mbox_sts[0]));
+ return QLA_ERROR;
+ } else {
+ ql4_printk(KERN_INFO, ha, "%s: IDC timeout extended by %d secs\n",
+ __func__, ext_tmo);
+ }
+
+ return QLA_SUCCESS;
+}
+
int qla4xxx_disable_acb(struct scsi_qla_host *ha)
{
uint32_t mbox_cmd[MBOX_REG_COUNT];
@@ -1739,6 +1791,23 @@ int qla4xxx_disable_acb(struct scsi_qla_host *ha)
DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_DISABLE_ACB "
"failed w/ status %04X %04X %04X", __func__,
mbox_sts[0], mbox_sts[1], mbox_sts[2]));
+ } else {
+ if (is_qla8042(ha) &&
+ (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE)) {
+ /*
+ * Disable ACB mailbox command takes time to complete
+ * based on the total number of targets connected.
+ * For 512 targets, it took approximately 5 secs to
+ * complete. Setting the timeout value to 8, with the 3
+ * secs buffer.
+ */
+ qla4_84xx_extend_idc_tmo(ha, IDC_EXTEND_TOV);
+ if (!wait_for_completion_timeout(&ha->disable_acb_comp,
+ IDC_EXTEND_TOV * HZ)) {
+ ql4_printk(KERN_WARNING, ha, "%s: Disable ACB Completion not received\n",
+ __func__);
+ }
+ }
}
return status;
}
@@ -2145,8 +2214,80 @@ int qla4_83xx_post_idc_ack(struct scsi_qla_host *ha)
ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__,
mbox_sts[0]);
else
- DEBUG2(ql4_printk(KERN_INFO, ha, "%s: IDC ACK posted\n",
- __func__));
+ ql4_printk(KERN_INFO, ha, "%s: IDC ACK posted\n", __func__);
return status;
}
+
+int qla4_84xx_config_acb(struct scsi_qla_host *ha, int acb_config)
+{
+ uint32_t mbox_cmd[MBOX_REG_COUNT];
+ uint32_t mbox_sts[MBOX_REG_COUNT];
+ struct addr_ctrl_blk *acb = NULL;
+ uint32_t acb_len = sizeof(struct addr_ctrl_blk);
+ int rval = QLA_SUCCESS;
+ dma_addr_t acb_dma;
+
+ acb = dma_alloc_coherent(&ha->pdev->dev,
+ sizeof(struct addr_ctrl_blk),
+ &acb_dma, GFP_KERNEL);
+ if (!acb) {
+ ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n", __func__);
+ rval = QLA_ERROR;
+ goto exit_config_acb;
+ }
+ memset(acb, 0, acb_len);
+
+ switch (acb_config) {
+ case ACB_CONFIG_DISABLE:
+ rval = qla4xxx_get_acb(ha, acb_dma, 0, acb_len);
+ if (rval != QLA_SUCCESS)
+ goto exit_free_acb;
+
+ rval = qla4xxx_disable_acb(ha);
+ if (rval != QLA_SUCCESS)
+ goto exit_free_acb;
+
+ if (!ha->saved_acb)
+ ha->saved_acb = kzalloc(acb_len, GFP_KERNEL);
+
+ if (!ha->saved_acb) {
+ ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n",
+ __func__);
+ rval = QLA_ERROR;
+ goto exit_config_acb;
+ }
+ memcpy(ha->saved_acb, acb, acb_len);
+ break;
+ case ACB_CONFIG_SET:
+
+ if (!ha->saved_acb) {
+ ql4_printk(KERN_ERR, ha, "%s: Can't set ACB, Saved ACB not available\n",
+ __func__);
+ rval = QLA_ERROR;
+ goto exit_free_acb;
+ }
+
+ memcpy(acb, ha->saved_acb, acb_len);
+ kfree(ha->saved_acb);
+ ha->saved_acb = NULL;
+
+ rval = qla4xxx_set_acb(ha, &mbox_cmd[0], &mbox_sts[0], acb_dma);
+ if (rval != QLA_SUCCESS)
+ goto exit_free_acb;
+
+ break;
+ default:
+ ql4_printk(KERN_ERR, ha, "%s: Invalid ACB Configuration\n",
+ __func__);
+ }
+
+exit_free_acb:
+ dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), acb,
+ acb_dma);
+exit_config_acb:
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s %s\n", __func__,
+ rval == QLA_SUCCESS ? "SUCCEEDED" : "FAILED"));
+ return rval;
+}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-16 08:03:34 +0300