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linux/drivers/scsi/qla2xxx/qla_mbx.c
andrew.vasquez@qlogic.com 9a52a57cb9 [SCSI] qla2xxx: Correct FCAL login retry logic for ISP24xx. 
ISP24XX FW does not support Mbx 0x74 ie Login Local Port.
Added the equivalent code for ISP24XX ie to relogin in non
fabric case for ISP24XX use login iocb.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-03-12 09:40:37 -06:00

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/*
* QLogic Fibre Channel HBA Driver
* Copyright (c) 2003-2005 QLogic Corporation
*
* See LICENSE.qla2xxx for copyright and licensing details.
*/
#include "qla_def.h"
#include <linux/delay.h>
static void
qla2x00_mbx_sem_timeout(unsigned long data)
{
struct semaphore *sem_ptr = (struct semaphore *)data;
DEBUG11(printk("qla2x00_sem_timeout: entered.\n");)
if (sem_ptr != NULL) {
up(sem_ptr);
}
DEBUG11(printk("qla2x00_mbx_sem_timeout: exiting.\n");)
}
/*
* qla2x00_mailbox_command
* Issue mailbox command and waits for completion.
*
* Input:
* ha = adapter block pointer.
* mcp = driver internal mbx struct pointer.
*
* Output:
* mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data.
*
* Returns:
* 0 : QLA_SUCCESS = cmd performed success
* 1 : QLA_FUNCTION_FAILED (error encountered)
* 6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered)
*
* Context:
* Kernel context.
*/
static int
qla2x00_mailbox_command(scsi_qla_host_t *ha, mbx_cmd_t *mcp)
{
int rval;
unsigned long flags = 0;
device_reg_t __iomem *reg = ha->iobase;
struct timer_list tmp_intr_timer;
uint8_t abort_active;
uint8_t io_lock_on = ha->flags.init_done;
uint16_t command;
uint16_t *iptr;
uint16_t __iomem *optr;
uint32_t cnt;
uint32_t mboxes;
unsigned long mbx_flags = 0;
unsigned long wait_time;
rval = QLA_SUCCESS;
abort_active = test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
/*
* Wait for active mailbox commands to finish by waiting at most tov
* seconds. This is to serialize actual issuing of mailbox cmds during
* non ISP abort time.
*/
if (!abort_active) {
if (qla2x00_down_timeout(&ha->mbx_cmd_sem, mcp->tov * HZ)) {
/* Timeout occurred. Return error. */
DEBUG2_3_11(printk("%s(%ld): cmd access timeout. "
"Exiting.\n", __func__, ha->host_no);)
return QLA_FUNCTION_TIMEOUT;
}
}
ha->flags.mbox_busy = 1;
/* Save mailbox command for debug */
ha->mcp = mcp;
/* Try to get mailbox register access */
if (!abort_active)
spin_lock_irqsave(&ha->mbx_reg_lock, mbx_flags);
DEBUG11(printk("scsi(%ld): prepare to issue mbox cmd=0x%x.\n",
ha->host_no, mcp->mb[0]);)
spin_lock_irqsave(&ha->hardware_lock, flags);
/* Load mailbox registers. */
if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
optr = (uint16_t __iomem *)&reg->isp24.mailbox0;
else
optr = (uint16_t __iomem *)MAILBOX_REG(ha, &reg->isp, 0);
iptr = mcp->mb;
command = mcp->mb[0];
mboxes = mcp->out_mb;
for (cnt = 0; cnt < ha->mbx_count; cnt++) {
if (IS_QLA2200(ha) && cnt == 8)
optr =
(uint16_t __iomem *)MAILBOX_REG(ha, &reg->isp, 8);
if (mboxes & BIT_0)
WRT_REG_WORD(optr, *iptr);
mboxes >>= 1;
optr++;
iptr++;
}
#if defined(QL_DEBUG_LEVEL_1)
printk("%s(%ld): Loaded MBX registers (displayed in bytes) = \n",
__func__, ha->host_no);
qla2x00_dump_buffer((uint8_t *)mcp->mb, 16);
printk("\n");
qla2x00_dump_buffer(((uint8_t *)mcp->mb + 0x10), 16);
printk("\n");
qla2x00_dump_buffer(((uint8_t *)mcp->mb + 0x20), 8);
printk("\n");
printk("%s(%ld): I/O address = %p.\n", __func__, ha->host_no, optr);
qla2x00_dump_regs(ha);
#endif
/* Issue set host interrupt command to send cmd out. */
ha->flags.mbox_int = 0;
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
/* Unlock mbx registers and wait for interrupt */
DEBUG11(printk("%s(%ld): going to unlock irq & waiting for interrupt. "
"jiffies=%lx.\n", __func__, ha->host_no, jiffies);)
/* Wait for mbx cmd completion until timeout */
if (!abort_active && io_lock_on) {
/* sleep on completion semaphore */
DEBUG11(printk("%s(%ld): INTERRUPT MODE. Initializing timer.\n",
__func__, ha->host_no);)
init_timer(&tmp_intr_timer);
tmp_intr_timer.data = (unsigned long)&ha->mbx_intr_sem;
tmp_intr_timer.expires = jiffies + mcp->tov * HZ;
tmp_intr_timer.function =
(void (*)(unsigned long))qla2x00_mbx_sem_timeout;
DEBUG11(printk("%s(%ld): Adding timer.\n", __func__,
ha->host_no);)
add_timer(&tmp_intr_timer);
DEBUG11(printk("%s(%ld): going to unlock & sleep. "
"time=0x%lx.\n", __func__, ha->host_no, jiffies);)
set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
else
WRT_REG_WORD(&reg->isp.hccr, HCCR_SET_HOST_INT);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (!abort_active)
spin_unlock_irqrestore(&ha->mbx_reg_lock, mbx_flags);
/* Wait for either the timer to expire
* or the mbox completion interrupt
*/
down(&ha->mbx_intr_sem);
DEBUG11(printk("%s(%ld): waking up. time=0x%lx\n", __func__,
ha->host_no, jiffies);)
clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
/* delete the timer */
del_timer(&tmp_intr_timer);
} else {
DEBUG3_11(printk("%s(%ld): cmd=%x POLLING MODE.\n", __func__,
ha->host_no, command);)
if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
else
WRT_REG_WORD(&reg->isp.hccr, HCCR_SET_HOST_INT);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (!abort_active)
spin_unlock_irqrestore(&ha->mbx_reg_lock, mbx_flags);
wait_time = jiffies + mcp->tov * HZ; /* wait at most tov secs */
while (!ha->flags.mbox_int) {
if (time_after(jiffies, wait_time))
break;
/* Check for pending interrupts. */
qla2x00_poll(ha);
if (command != MBC_LOAD_RISC_RAM_EXTENDED &&
!ha->flags.mbox_int)
msleep(10);
} /* while */
}
if (!abort_active)
spin_lock_irqsave(&ha->mbx_reg_lock, mbx_flags);
/* Check whether we timed out */
if (ha->flags.mbox_int) {
uint16_t *iptr2;
DEBUG3_11(printk("%s(%ld): cmd %x completed.\n", __func__,
ha->host_no, command);)
/* Got interrupt. Clear the flag. */
ha->flags.mbox_int = 0;
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
if (ha->mailbox_out[0] != MBS_COMMAND_COMPLETE)
rval = QLA_FUNCTION_FAILED;
/* Load return mailbox registers. */
iptr2 = mcp->mb;
iptr = (uint16_t *)&ha->mailbox_out[0];
mboxes = mcp->in_mb;
for (cnt = 0; cnt < ha->mbx_count; cnt++) {
if (mboxes & BIT_0)
*iptr2 = *iptr;
mboxes >>= 1;
iptr2++;
iptr++;
}
} else {
#if defined(QL_DEBUG_LEVEL_2) || defined(QL_DEBUG_LEVEL_3) || \
defined(QL_DEBUG_LEVEL_11)
uint16_t mb0;
uint32_t ictrl;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mb0 = RD_REG_WORD(&reg->isp24.mailbox0);
ictrl = RD_REG_DWORD(&reg->isp24.ictrl);
} else {
mb0 = RD_MAILBOX_REG(ha, &reg->isp, 0);
ictrl = RD_REG_WORD(&reg->isp.ictrl);
}
printk("%s(%ld): **** MB Command Timeout for cmd %x ****\n",
__func__, ha->host_no, command);
printk("%s(%ld): icontrol=%x jiffies=%lx\n", __func__,
ha->host_no, ictrl, jiffies);
printk("%s(%ld): *** mailbox[0] = 0x%x ***\n", __func__,
ha->host_no, mb0);
qla2x00_dump_regs(ha);
#endif
rval = QLA_FUNCTION_TIMEOUT;
}
if (!abort_active)
spin_unlock_irqrestore(&ha->mbx_reg_lock, mbx_flags);
ha->flags.mbox_busy = 0;
/* Clean up */
ha->mcp = NULL;
if (!abort_active) {
DEBUG11(printk("%s(%ld): checking for additional resp "
"interrupt.\n", __func__, ha->host_no);)
/* polling mode for non isp_abort commands. */
qla2x00_poll(ha);
}
if (rval == QLA_FUNCTION_TIMEOUT &&
mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
if (!io_lock_on || (mcp->flags & IOCTL_CMD)) {
/* not in dpc. schedule it for dpc to take over. */
DEBUG(printk("%s(%ld): timeout schedule "
"isp_abort_needed.\n", __func__, ha->host_no);)
DEBUG2_3_11(printk("%s(%ld): timeout schedule "
"isp_abort_needed.\n", __func__, ha->host_no);)
qla_printk(KERN_WARNING, ha,
"Mailbox command timeout occured. Scheduling ISP "
"abort.\n");
set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
qla2xxx_wake_dpc(ha);
} else if (!abort_active) {
/* call abort directly since we are in the DPC thread */
DEBUG(printk("%s(%ld): timeout calling abort_isp\n",
__func__, ha->host_no);)
DEBUG2_3_11(printk("%s(%ld): timeout calling "
"abort_isp\n", __func__, ha->host_no);)
qla_printk(KERN_WARNING, ha,
"Mailbox command timeout occured. Issuing ISP "
"abort.\n");
set_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
if (qla2x00_abort_isp(ha)) {
/* Failed. retry later. */
set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
}
clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
DEBUG(printk("%s(%ld): finished abort_isp\n", __func__,
ha->host_no);)
DEBUG2_3_11(printk("%s(%ld): finished abort_isp\n",
__func__, ha->host_no);)
}
}
/* Allow next mbx cmd to come in. */
if (!abort_active)
up(&ha->mbx_cmd_sem);
if (rval) {
DEBUG2_3_11(printk("%s(%ld): **** FAILED. mbx0=%x, mbx1=%x, "
"mbx2=%x, cmd=%x ****\n", __func__, ha->host_no,
mcp->mb[0], mcp->mb[1], mcp->mb[2], command);)
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
}
return rval;
}
int
qla2x00_load_ram(scsi_qla_host_t *ha, dma_addr_t req_dma, uint32_t risc_addr,
uint32_t risc_code_size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
if (MSW(risc_addr) || IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[0] = MBC_LOAD_RISC_RAM_EXTENDED;
mcp->mb[8] = MSW(risc_addr);
mcp->out_mb = MBX_8|MBX_0;
} else {
mcp->mb[0] = MBC_LOAD_RISC_RAM;
mcp->out_mb = MBX_0;
}
mcp->mb[1] = LSW(risc_addr);
mcp->mb[2] = MSW(req_dma);
mcp->mb[3] = LSW(req_dma);
mcp->mb[6] = MSW(MSD(req_dma));
mcp->mb[7] = LSW(MSD(req_dma));
mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[4] = MSW(risc_code_size);
mcp->mb[5] = LSW(risc_code_size);
mcp->out_mb |= MBX_5|MBX_4;
} else {
mcp->mb[4] = LSW(risc_code_size);
mcp->out_mb |= MBX_4;
}
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x mb[0]=%x.\n", __func__,
ha->host_no, rval, mcp->mb[0]));
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
/*
* qla2x00_execute_fw
* Start adapter firmware.
*
* Input:
* ha = adapter block pointer.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_execute_fw(scsi_qla_host_t *ha, uint32_t risc_addr)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
mcp->mb[0] = MBC_EXECUTE_FIRMWARE;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[1] = MSW(risc_addr);
mcp->mb[2] = LSW(risc_addr);
mcp->mb[3] = 0;
mcp->out_mb |= MBX_3|MBX_2|MBX_1;
mcp->in_mb |= MBX_1;
} else {
mcp->mb[1] = LSW(risc_addr);
mcp->out_mb |= MBX_1;
if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
mcp->mb[2] = 0;
mcp->out_mb |= MBX_2;
}
}
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x mb[0]=%x.\n", __func__,
ha->host_no, rval, mcp->mb[0]));
} else {
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
DEBUG11(printk("%s(%ld): done exchanges=%x.\n",
__func__, ha->host_no, mcp->mb[1]);)
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__,
ha->host_no);)
}
}
return rval;
}
/*
* qla2x00_get_fw_version
* Get firmware version.
*
* Input:
* ha: adapter state pointer.
* major: pointer for major number.
* minor: pointer for minor number.
* subminor: pointer for subminor number.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
void
qla2x00_get_fw_version(scsi_qla_host_t *ha, uint16_t *major, uint16_t *minor,
uint16_t *subminor, uint16_t *attributes, uint32_t *memory)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_GET_FIRMWARE_VERSION;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->flags = 0;
mcp->tov = 30;
rval = qla2x00_mailbox_command(ha, mcp);
/* Return mailbox data. */
*major = mcp->mb[1];
*minor = mcp->mb[2];
*subminor = mcp->mb[3];
*attributes = mcp->mb[6];
if (IS_QLA2100(ha) || IS_QLA2200(ha))
*memory = 0x1FFFF; /* Defaults to 128KB. */
else
*memory = (mcp->mb[5] << 16) | mcp->mb[4];
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
} else {
/*EMPTY*/
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
}
/*
* qla2x00_get_fw_options
* Set firmware options.
*
* Input:
* ha = adapter block pointer.
* fwopt = pointer for firmware options.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_fw_options(scsi_qla_host_t *ha, uint16_t *fwopts)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_GET_FIRMWARE_OPTION;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
} else {
fwopts[0] = mcp->mb[0];
fwopts[1] = mcp->mb[1];
fwopts[2] = mcp->mb[2];
fwopts[3] = mcp->mb[3];
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
/*
* qla2x00_set_fw_options
* Set firmware options.
*
* Input:
* ha = adapter block pointer.
* fwopt = pointer for firmware options.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_set_fw_options(scsi_qla_host_t *ha, uint16_t *fwopts)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_SET_FIRMWARE_OPTION;
mcp->mb[1] = fwopts[1];
mcp->mb[2] = fwopts[2];
mcp->mb[3] = fwopts[3];
mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->in_mb |= MBX_1;
} else {
mcp->mb[10] = fwopts[10];
mcp->mb[11] = fwopts[11];
mcp->mb[12] = 0; /* Undocumented, but used */
mcp->out_mb |= MBX_12|MBX_11|MBX_10;
}
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
fwopts[0] = mcp->mb[0];
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x (%x/%x).\n", __func__,
ha->host_no, rval, mcp->mb[0], mcp->mb[1]));
} else {
/*EMPTY*/
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
/*
* qla2x00_mbx_reg_test
* Mailbox register wrap test.
*
* Input:
* ha = adapter block pointer.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_mbx_reg_test(scsi_qla_host_t *ha)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_mbx_reg_test(%ld): entered.\n", ha->host_no);)
mcp->mb[0] = MBC_MAILBOX_REGISTER_TEST;
mcp->mb[1] = 0xAAAA;
mcp->mb[2] = 0x5555;
mcp->mb[3] = 0xAA55;
mcp->mb[4] = 0x55AA;
mcp->mb[5] = 0xA5A5;
mcp->mb[6] = 0x5A5A;
mcp->mb[7] = 0x2525;
mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval == QLA_SUCCESS) {
if (mcp->mb[1] != 0xAAAA || mcp->mb[2] != 0x5555 ||
mcp->mb[3] != 0xAA55 || mcp->mb[4] != 0x55AA)
rval = QLA_FUNCTION_FAILED;
if (mcp->mb[5] != 0xA5A5 || mcp->mb[6] != 0x5A5A ||
mcp->mb[7] != 0x2525)
rval = QLA_FUNCTION_FAILED;
}
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_mbx_reg_test(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_mbx_reg_test(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_verify_checksum
* Verify firmware checksum.
*
* Input:
* ha = adapter block pointer.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_verify_checksum(scsi_qla_host_t *ha, uint32_t risc_addr)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
mcp->mb[0] = MBC_VERIFY_CHECKSUM;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[1] = MSW(risc_addr);
mcp->mb[2] = LSW(risc_addr);
mcp->out_mb |= MBX_2|MBX_1;
mcp->in_mb |= MBX_2|MBX_1;
} else {
mcp->mb[1] = LSW(risc_addr);
mcp->out_mb |= MBX_1;
mcp->in_mb |= MBX_1;
}
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x chk sum=%x.\n", __func__,
ha->host_no, rval, (IS_QLA24XX(ha) || IS_QLA54XX(ha) ?
(mcp->mb[2] << 16) | mcp->mb[1]: mcp->mb[1]));)
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
}
return rval;
}
/*
* qla2x00_issue_iocb
* Issue IOCB using mailbox command
*
* Input:
* ha = adapter state pointer.
* buffer = buffer pointer.
* phys_addr = physical address of buffer.
* size = size of buffer.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_issue_iocb(scsi_qla_host_t *ha, void* buffer, dma_addr_t phys_addr,
size_t size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
mcp->mb[0] = MBC_IOCB_COMMAND_A64;
mcp->mb[1] = 0;
mcp->mb[2] = MSW(phys_addr);
mcp->mb[3] = LSW(phys_addr);
mcp->mb[6] = MSW(MSD(phys_addr));
mcp->mb[7] = LSW(MSD(phys_addr));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_2|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG(printk("qla2x00_issue_iocb(%ld): failed rval 0x%x\n",
ha->host_no, rval);)
DEBUG2(printk("qla2x00_issue_iocb(%ld): failed rval 0x%x\n",
ha->host_no, rval);)
} else {
sts_entry_t *sts_entry = (sts_entry_t *) buffer;
/* Mask reserved bits. */
sts_entry->entry_status &=
IS_QLA24XX(ha) || IS_QLA54XX(ha) ? RF_MASK_24XX :RF_MASK;
}
return rval;
}
/*
* qla2x00_abort_command
* Abort command aborts a specified IOCB.
*
* Input:
* ha = adapter block pointer.
* sp = SB structure pointer.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_abort_command(scsi_qla_host_t *ha, srb_t *sp)
{
unsigned long flags = 0;
fc_port_t *fcport;
int rval;
uint32_t handle;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_abort_command(%ld): entered.\n", ha->host_no);)
fcport = sp->fcport;
spin_lock_irqsave(&ha->hardware_lock, flags);
for (handle = 1; handle < MAX_OUTSTANDING_COMMANDS; handle++) {
if (ha->outstanding_cmds[handle] == sp)
break;
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (handle == MAX_OUTSTANDING_COMMANDS) {
/* command not found */
return QLA_FUNCTION_FAILED;
}
mcp->mb[0] = MBC_ABORT_COMMAND;
if (HAS_EXTENDED_IDS(ha))
mcp->mb[1] = fcport->loop_id;
else
mcp->mb[1] = fcport->loop_id << 8;
mcp->mb[2] = (uint16_t)handle;
mcp->mb[3] = (uint16_t)(handle >> 16);
mcp->mb[6] = (uint16_t)sp->cmd->device->lun;
mcp->out_mb = MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("qla2x00_abort_command(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
sp->flags |= SRB_ABORT_PENDING;
DEBUG11(printk("qla2x00_abort_command(%ld): done.\n",
ha->host_no);)
}
return rval;
}
#if USE_ABORT_TGT
/*
* qla2x00_abort_target
* Issue abort target mailbox command.
*
* Input:
* ha = adapter block pointer.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_abort_target(fc_port_t *fcport)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
scsi_qla_host_t *ha;
if (fcport == NULL)
return 0;
DEBUG11(printk("%s(%ld): entered.\n", __func__, fcport->ha->host_no);)
ha = fcport->ha;
mcp->mb[0] = MBC_ABORT_TARGET;
mcp->out_mb = MBX_2|MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = fcport->loop_id;
mcp->mb[10] = 0;
mcp->out_mb |= MBX_10;
} else {
mcp->mb[1] = fcport->loop_id << 8;
}
mcp->mb[2] = ha->loop_reset_delay;
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
/* Issue marker command. */
ha->marker_needed = 1;
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("qla2x00_abort_target(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_abort_target(%ld): done.\n",
ha->host_no);)
}
return rval;
}
#endif
/*
* qla2x00_get_adapter_id
* Get adapter ID and topology.
*
* Input:
* ha = adapter block pointer.
* id = pointer for loop ID.
* al_pa = pointer for AL_PA.
* area = pointer for area.
* domain = pointer for domain.
* top = pointer for topology.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_adapter_id(scsi_qla_host_t *ha, uint16_t *id, uint8_t *al_pa,
uint8_t *area, uint8_t *domain, uint16_t *top)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_get_adapter_id(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_GET_ADAPTER_LOOP_ID;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (mcp->mb[0] == MBS_COMMAND_ERROR)
rval = QLA_COMMAND_ERROR;
/* Return data. */
*id = mcp->mb[1];
*al_pa = LSB(mcp->mb[2]);
*area = MSB(mcp->mb[2]);
*domain = LSB(mcp->mb[3]);
*top = mcp->mb[6];
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_get_adapter_id(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_get_adapter_id(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_get_retry_cnt
* Get current firmware login retry count and delay.
*
* Input:
* ha = adapter block pointer.
* retry_cnt = pointer to login retry count.
* tov = pointer to login timeout value.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_retry_cnt(scsi_qla_host_t *ha, uint8_t *retry_cnt, uint8_t *tov,
uint16_t *r_a_tov)
{
int rval;
uint16_t ratov;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_get_retry_cnt(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_GET_RETRY_COUNT;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_get_retry_cnt(%ld): failed = %x.\n",
ha->host_no, mcp->mb[0]);)
} else {
/* Convert returned data and check our values. */
*r_a_tov = mcp->mb[3] / 2;
ratov = (mcp->mb[3]/2) / 10; /* mb[3] value is in 100ms */
if (mcp->mb[1] * ratov > (*retry_cnt) * (*tov)) {
/* Update to the larger values */
*retry_cnt = (uint8_t)mcp->mb[1];
*tov = ratov;
}
DEBUG11(printk("qla2x00_get_retry_cnt(%ld): done. mb3=%d "
"ratov=%d.\n", ha->host_no, mcp->mb[3], ratov);)
}
return rval;
}
/*
* qla2x00_init_firmware
* Initialize adapter firmware.
*
* Input:
* ha = adapter block pointer.
* dptr = Initialization control block pointer.
* size = size of initialization control block.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_init_firmware(scsi_qla_host_t *ha, uint16_t size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_init_firmware(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_INITIALIZE_FIRMWARE;
mcp->mb[2] = MSW(ha->init_cb_dma);
mcp->mb[3] = LSW(ha->init_cb_dma);
mcp->mb[4] = 0;
mcp->mb[5] = 0;
mcp->mb[6] = MSW(MSD(ha->init_cb_dma));
mcp->mb[7] = LSW(MSD(ha->init_cb_dma));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_5|MBX_4|MBX_0;
mcp->buf_size = size;
mcp->flags = MBX_DMA_OUT;
mcp->tov = 30;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_init_firmware(%ld): failed=%x "
"mb0=%x.\n",
ha->host_no, rval, mcp->mb[0]);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_init_firmware(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_get_port_database
* Issue normal/enhanced get port database mailbox command
* and copy device name as necessary.
*
* Input:
* ha = adapter state pointer.
* dev = structure pointer.
* opt = enhanced cmd option byte.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_port_database(scsi_qla_host_t *ha, fc_port_t *fcport, uint8_t opt)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
port_database_t *pd;
struct port_database_24xx *pd24;
dma_addr_t pd_dma;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
pd24 = NULL;
pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
if (pd == NULL) {
DEBUG2_3(printk("%s(%ld): failed to allocate Port Database "
"structure.\n", __func__, ha->host_no));
return QLA_MEMORY_ALLOC_FAILED;
}
memset(pd, 0, max(PORT_DATABASE_SIZE, PORT_DATABASE_24XX_SIZE));
mcp->mb[0] = MBC_GET_PORT_DATABASE;
if (opt != 0 && !IS_QLA24XX(ha) && !IS_QLA54XX(ha))
mcp->mb[0] = MBC_ENHANCED_GET_PORT_DATABASE;
mcp->mb[2] = MSW(pd_dma);
mcp->mb[3] = LSW(pd_dma);
mcp->mb[6] = MSW(MSD(pd_dma));
mcp->mb[7] = LSW(MSD(pd_dma));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[1] = fcport->loop_id;
mcp->mb[10] = opt;
mcp->out_mb |= MBX_10|MBX_1;
mcp->in_mb |= MBX_1;
} else if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = fcport->loop_id;
mcp->mb[10] = opt;
mcp->out_mb |= MBX_10|MBX_1;
} else {
mcp->mb[1] = fcport->loop_id << 8 | opt;
mcp->out_mb |= MBX_1;
}
mcp->buf_size = (IS_QLA24XX(ha) || IS_QLA54XX(ha) ?
PORT_DATABASE_24XX_SIZE : PORT_DATABASE_SIZE);
mcp->flags = MBX_DMA_IN;
mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS)
goto gpd_error_out;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
pd24 = (struct port_database_24xx *) pd;
/* Check for logged in state. */
if (pd24->current_login_state != PDS_PRLI_COMPLETE &&
pd24->last_login_state != PDS_PRLI_COMPLETE) {
DEBUG2(printk("%s(%ld): Unable to verify "
"login-state (%x/%x) for loop_id %x\n",
__func__, ha->host_no,
pd24->current_login_state,
pd24->last_login_state, fcport->loop_id));
rval = QLA_FUNCTION_FAILED;
goto gpd_error_out;
}
/* Names are little-endian. */
memcpy(fcport->node_name, pd24->node_name, WWN_SIZE);
memcpy(fcport->port_name, pd24->port_name, WWN_SIZE);
/* Get port_id of device. */
fcport->d_id.b.domain = pd24->port_id[0];
fcport->d_id.b.area = pd24->port_id[1];
fcport->d_id.b.al_pa = pd24->port_id[2];
fcport->d_id.b.rsvd_1 = 0;
/* If not target must be initiator or unknown type. */
if ((pd24->prli_svc_param_word_3[0] & BIT_4) == 0)
fcport->port_type = FCT_INITIATOR;
else
fcport->port_type = FCT_TARGET;
} else {
/* Check for logged in state. */
if (pd->master_state != PD_STATE_PORT_LOGGED_IN &&
pd->slave_state != PD_STATE_PORT_LOGGED_IN) {
rval = QLA_FUNCTION_FAILED;
goto gpd_error_out;
}
/* Names are little-endian. */
memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
/* Get port_id of device. */
fcport->d_id.b.domain = pd->port_id[0];
fcport->d_id.b.area = pd->port_id[3];
fcport->d_id.b.al_pa = pd->port_id[2];
fcport->d_id.b.rsvd_1 = 0;
/* Check for device require authentication. */
pd->common_features & BIT_5 ? (fcport->flags |= FCF_AUTH_REQ) :
(fcport->flags &= ~FCF_AUTH_REQ);
/* If not target must be initiator or unknown type. */
if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
fcport->port_type = FCT_INITIATOR;
else
fcport->port_type = FCT_TARGET;
/* Passback COS information. */
fcport->supported_classes = (pd->options & BIT_4) ?
FC_COS_CLASS2: FC_COS_CLASS3;
}
gpd_error_out:
dma_pool_free(ha->s_dma_pool, pd, pd_dma);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x mb[0]=%x mb[1]=%x.\n",
__func__, ha->host_no, rval, mcp->mb[0], mcp->mb[1]));
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
/*
* qla2x00_get_firmware_state
* Get adapter firmware state.
*
* Input:
* ha = adapter block pointer.
* dptr = pointer for firmware state.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_firmware_state(scsi_qla_host_t *ha, uint16_t *dptr)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_get_firmware_state(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_GET_FIRMWARE_STATE;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
/* Return firmware state. */
*dptr = mcp->mb[1];
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_get_firmware_state(%ld): "
"failed=%x.\n", ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_get_firmware_state(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_get_port_name
* Issue get port name mailbox command.
* Returned name is in big endian format.
*
* Input:
* ha = adapter block pointer.
* loop_id = loop ID of device.
* name = pointer for name.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_port_name(scsi_qla_host_t *ha, uint16_t loop_id, uint8_t *name,
uint8_t opt)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_get_port_name(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_GET_PORT_NAME;
mcp->out_mb = MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = loop_id;
mcp->mb[10] = opt;
mcp->out_mb |= MBX_10;
} else {
mcp->mb[1] = loop_id << 8 | opt;
}
mcp->in_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_get_port_name(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
if (name != NULL) {
/* This function returns name in big endian. */
name[0] = LSB(mcp->mb[2]);
name[1] = MSB(mcp->mb[2]);
name[2] = LSB(mcp->mb[3]);
name[3] = MSB(mcp->mb[3]);
name[4] = LSB(mcp->mb[6]);
name[5] = MSB(mcp->mb[6]);
name[6] = LSB(mcp->mb[7]);
name[7] = MSB(mcp->mb[7]);
}
DEBUG11(printk("qla2x00_get_port_name(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_lip_reset
* Issue LIP reset mailbox command.
*
* Input:
* ha = adapter block pointer.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_lip_reset(scsi_qla_host_t *ha)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[0] = MBC_LIP_FULL_LOGIN;
mcp->mb[1] = BIT_0;
mcp->mb[2] = 0xff;
mcp->mb[3] = 0;
mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
} else {
mcp->mb[0] = MBC_LIP_RESET;
mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = 0x00ff;
mcp->mb[10] = 0;
mcp->out_mb |= MBX_10;
} else {
mcp->mb[1] = 0xff00;
}
mcp->mb[2] = ha->loop_reset_delay;
mcp->mb[3] = 0;
}
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n",
__func__, ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
}
return rval;
}
/*
* qla2x00_send_sns
* Send SNS command.
*
* Input:
* ha = adapter block pointer.
* sns = pointer for command.
* cmd_size = command size.
* buf_size = response/command size.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_send_sns(scsi_qla_host_t *ha, dma_addr_t sns_phys_address,
uint16_t cmd_size, size_t buf_size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_send_sns(%ld): entered.\n",
ha->host_no);)
DEBUG11(printk("qla2x00_send_sns: retry cnt=%d ratov=%d total "
"tov=%d.\n", ha->retry_count, ha->login_timeout, mcp->tov);)
mcp->mb[0] = MBC_SEND_SNS_COMMAND;
mcp->mb[1] = cmd_size;
mcp->mb[2] = MSW(sns_phys_address);
mcp->mb[3] = LSW(sns_phys_address);
mcp->mb[6] = MSW(MSD(sns_phys_address));
mcp->mb[7] = LSW(MSD(sns_phys_address));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0|MBX_1;
mcp->buf_size = buf_size;
mcp->flags = MBX_DMA_OUT|MBX_DMA_IN;
mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG(printk("qla2x00_send_sns(%ld): failed=%x mb[0]=%x "
"mb[1]=%x.\n", ha->host_no, rval, mcp->mb[0], mcp->mb[1]);)
DEBUG2_3_11(printk("qla2x00_send_sns(%ld): failed=%x mb[0]=%x "
"mb[1]=%x.\n", ha->host_no, rval, mcp->mb[0], mcp->mb[1]);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_send_sns(%ld): done.\n", ha->host_no);)
}
return rval;
}
int
qla24xx_login_fabric(scsi_qla_host_t *ha, uint16_t loop_id, uint8_t domain,
uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
{
int rval;
struct logio_entry_24xx *lg;
dma_addr_t lg_dma;
uint32_t iop[2];
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
lg = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
if (lg == NULL) {
DEBUG2_3(printk("%s(%ld): failed to allocate Login IOCB.\n",
__func__, ha->host_no));
return QLA_MEMORY_ALLOC_FAILED;
}
memset(lg, 0, sizeof(struct logio_entry_24xx));
lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
lg->entry_count = 1;
lg->nport_handle = cpu_to_le16(loop_id);
lg->control_flags = __constant_cpu_to_le16(LCF_COMMAND_PLOGI);
if (opt & BIT_0)
lg->control_flags |= __constant_cpu_to_le16(LCF_COND_PLOGI);
lg->port_id[0] = al_pa;
lg->port_id[1] = area;
lg->port_id[2] = domain;
rval = qla2x00_issue_iocb(ha, lg, lg_dma, 0);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed to issue Login IOCB "
"(%x).\n", __func__, ha->host_no, rval);)
} else if (lg->entry_status != 0) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- error status (%x).\n", __func__, ha->host_no,
lg->entry_status));
rval = QLA_FUNCTION_FAILED;
} else if (lg->comp_status != __constant_cpu_to_le16(CS_COMPLETE)) {
iop[0] = le32_to_cpu(lg->io_parameter[0]);
iop[1] = le32_to_cpu(lg->io_parameter[1]);
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- completion status (%x) ioparam=%x/%x.\n", __func__,
ha->host_no, le16_to_cpu(lg->comp_status), iop[0],
iop[1]));
switch (iop[0]) {
case LSC_SCODE_PORTID_USED:
mb[0] = MBS_PORT_ID_USED;
mb[1] = LSW(iop[1]);
break;
case LSC_SCODE_NPORT_USED:
mb[0] = MBS_LOOP_ID_USED;
break;
case LSC_SCODE_NOLINK:
case LSC_SCODE_NOIOCB:
case LSC_SCODE_NOXCB:
case LSC_SCODE_CMD_FAILED:
case LSC_SCODE_NOFABRIC:
case LSC_SCODE_FW_NOT_READY:
case LSC_SCODE_NOT_LOGGED_IN:
case LSC_SCODE_NOPCB:
case LSC_SCODE_ELS_REJECT:
case LSC_SCODE_CMD_PARAM_ERR:
case LSC_SCODE_NONPORT:
case LSC_SCODE_LOGGED_IN:
case LSC_SCODE_NOFLOGI_ACC:
default:
mb[0] = MBS_COMMAND_ERROR;
break;
}
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
iop[0] = le32_to_cpu(lg->io_parameter[0]);
mb[0] = MBS_COMMAND_COMPLETE;
mb[1] = 0;
if (iop[0] & BIT_4) {
if (iop[0] & BIT_8)
mb[1] |= BIT_1;
} else
mb[1] = BIT_0;
/* Passback COS information. */
mb[10] = 0;
if (lg->io_parameter[7] || lg->io_parameter[8])
mb[10] |= BIT_0; /* Class 2. */
if (lg->io_parameter[9] || lg->io_parameter[10])
mb[10] |= BIT_1; /* Class 3. */
}
dma_pool_free(ha->s_dma_pool, lg, lg_dma);
return rval;
}
/*
* qla2x00_login_fabric
* Issue login fabric port mailbox command.
*
* Input:
* ha = adapter block pointer.
* loop_id = device loop ID.
* domain = device domain.
* area = device area.
* al_pa = device AL_PA.
* status = pointer for return status.
* opt = command options.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_login_fabric(scsi_qla_host_t *ha, uint16_t loop_id, uint8_t domain,
uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_login_fabric(%ld): entered.\n", ha->host_no);)
mcp->mb[0] = MBC_LOGIN_FABRIC_PORT;
mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = loop_id;
mcp->mb[10] = opt;
mcp->out_mb |= MBX_10;
} else {
mcp->mb[1] = (loop_id << 8) | opt;
}
mcp->mb[2] = domain;
mcp->mb[3] = area << 8 | al_pa;
mcp->in_mb = MBX_7|MBX_6|MBX_2|MBX_1|MBX_0;
mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
/* Return mailbox statuses. */
if (mb != NULL) {
mb[0] = mcp->mb[0];
mb[1] = mcp->mb[1];
mb[2] = mcp->mb[2];
mb[6] = mcp->mb[6];
mb[7] = mcp->mb[7];
/* COS retrieved from Get-Port-Database mailbox command. */
mb[10] = 0;
}
if (rval != QLA_SUCCESS) {
/* RLU tmp code: need to change main mailbox_command function to
* return ok even when the mailbox completion value is not
* SUCCESS. The caller needs to be responsible to interpret
* the return values of this mailbox command if we're not
* to change too much of the existing code.
*/
if (mcp->mb[0] == 0x4001 || mcp->mb[0] == 0x4002 ||
mcp->mb[0] == 0x4003 || mcp->mb[0] == 0x4005 ||
mcp->mb[0] == 0x4006)
rval = QLA_SUCCESS;
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_login_fabric(%ld): failed=%x "
"mb[0]=%x mb[1]=%x mb[2]=%x.\n", ha->host_no, rval,
mcp->mb[0], mcp->mb[1], mcp->mb[2]);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_login_fabric(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_login_local_device
* Issue login loop port mailbox command.
*
* Input:
* ha = adapter block pointer.
* loop_id = device loop ID.
* opt = command options.
*
* Returns:
* Return status code.
*
* Context:
* Kernel context.
*
*/
int
qla2x00_login_local_device(scsi_qla_host_t *ha, fc_port_t *fcport,
uint16_t *mb_ret, uint8_t opt)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
return qla24xx_login_fabric(ha, fcport->loop_id,
fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa, mb_ret, opt);
DEBUG3(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
mcp->mb[0] = MBC_LOGIN_LOOP_PORT;
if (HAS_EXTENDED_IDS(ha))
mcp->mb[1] = fcport->loop_id;
else
mcp->mb[1] = fcport->loop_id << 8;
mcp->mb[2] = opt;
mcp->out_mb = MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_7|MBX_6|MBX_1|MBX_0;
mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
/* Return mailbox statuses. */
if (mb_ret != NULL) {
mb_ret[0] = mcp->mb[0];
mb_ret[1] = mcp->mb[1];
mb_ret[6] = mcp->mb[6];
mb_ret[7] = mcp->mb[7];
}
if (rval != QLA_SUCCESS) {
/* AV tmp code: need to change main mailbox_command function to
* return ok even when the mailbox completion value is not
* SUCCESS. The caller needs to be responsible to interpret
* the return values of this mailbox command if we're not
* to change too much of the existing code.
*/
if (mcp->mb[0] == 0x4005 || mcp->mb[0] == 0x4006)
rval = QLA_SUCCESS;
DEBUG(printk("%s(%ld): failed=%x mb[0]=%x mb[1]=%x "
"mb[6]=%x mb[7]=%x.\n", __func__, ha->host_no, rval,
mcp->mb[0], mcp->mb[1], mcp->mb[6], mcp->mb[7]);)
DEBUG2_3(printk("%s(%ld): failed=%x mb[0]=%x mb[1]=%x "
"mb[6]=%x mb[7]=%x.\n", __func__, ha->host_no, rval,
mcp->mb[0], mcp->mb[1], mcp->mb[6], mcp->mb[7]);)
} else {
/*EMPTY*/
DEBUG3(printk("%s(%ld): done.\n", __func__, ha->host_no);)
}
return (rval);
}
int
qla24xx_fabric_logout(scsi_qla_host_t *ha, uint16_t loop_id, uint8_t domain,
uint8_t area, uint8_t al_pa)
{
int rval;
struct logio_entry_24xx *lg;
dma_addr_t lg_dma;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
lg = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
if (lg == NULL) {
DEBUG2_3(printk("%s(%ld): failed to allocate Logout IOCB.\n",
__func__, ha->host_no));
return QLA_MEMORY_ALLOC_FAILED;
}
memset(lg, 0, sizeof(struct logio_entry_24xx));
lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
lg->entry_count = 1;
lg->nport_handle = cpu_to_le16(loop_id);
lg->control_flags =
__constant_cpu_to_le16(LCF_COMMAND_LOGO|LCF_EXPL_LOGO);
lg->port_id[0] = al_pa;
lg->port_id[1] = area;
lg->port_id[2] = domain;
rval = qla2x00_issue_iocb(ha, lg, lg_dma, 0);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed to issue Logout IOCB "
"(%x).\n", __func__, ha->host_no, rval);)
} else if (lg->entry_status != 0) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- error status (%x).\n", __func__, ha->host_no,
lg->entry_status));
rval = QLA_FUNCTION_FAILED;
} else if (lg->comp_status != __constant_cpu_to_le16(CS_COMPLETE)) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- completion status (%x) ioparam=%x/%x.\n", __func__,
ha->host_no, le16_to_cpu(lg->comp_status),
le32_to_cpu(lg->io_parameter[0]),
le32_to_cpu(lg->io_parameter[1]));)
} else {
/*EMPTY*/
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
}
dma_pool_free(ha->s_dma_pool, lg, lg_dma);
return rval;
}
/*
* qla2x00_fabric_logout
* Issue logout fabric port mailbox command.
*
* Input:
* ha = adapter block pointer.
* loop_id = device loop ID.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_fabric_logout(scsi_qla_host_t *ha, uint16_t loop_id, uint8_t domain,
uint8_t area, uint8_t al_pa)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_fabric_logout(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_LOGOUT_FABRIC_PORT;
mcp->out_mb = MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = loop_id;
mcp->mb[10] = 0;
mcp->out_mb |= MBX_10;
} else {
mcp->mb[1] = loop_id << 8;
}
mcp->in_mb = MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_fabric_logout(%ld): failed=%x "
"mbx1=%x.\n", ha->host_no, rval, mcp->mb[1]);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_fabric_logout(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_full_login_lip
* Issue full login LIP mailbox command.
*
* Input:
* ha = adapter block pointer.
* TARGET_QUEUE_LOCK must be released.
* ADAPTER_STATE_LOCK must be released.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_full_login_lip(scsi_qla_host_t *ha)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_full_login_lip(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_LIP_FULL_LOGIN;
mcp->mb[1] = 0;
mcp->mb[2] = 0xff;
mcp->mb[3] = 0;
mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_full_login_lip(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_full_login_lip(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_get_id_list
*
* Input:
* ha = adapter block pointer.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_id_list(scsi_qla_host_t *ha, void *id_list, dma_addr_t id_list_dma,
uint16_t *entries)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_get_id_list(%ld): entered.\n",
ha->host_no);)
if (id_list == NULL)
return QLA_FUNCTION_FAILED;
mcp->mb[0] = MBC_GET_ID_LIST;
mcp->out_mb = MBX_0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[2] = MSW(id_list_dma);
mcp->mb[3] = LSW(id_list_dma);
mcp->mb[6] = MSW(MSD(id_list_dma));
mcp->mb[7] = LSW(MSD(id_list_dma));
mcp->mb[8] = 0;
mcp->out_mb |= MBX_8|MBX_7|MBX_6|MBX_3|MBX_2;
} else {
mcp->mb[1] = MSW(id_list_dma);
mcp->mb[2] = LSW(id_list_dma);
mcp->mb[3] = MSW(MSD(id_list_dma));
mcp->mb[6] = LSW(MSD(id_list_dma));
mcp->out_mb |= MBX_6|MBX_3|MBX_2|MBX_1;
}
mcp->in_mb = MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_get_id_list(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
*entries = mcp->mb[1];
DEBUG11(printk("qla2x00_get_id_list(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* qla2x00_get_resource_cnts
* Get current firmware resource counts.
*
* Input:
* ha = adapter block pointer.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_resource_cnts(scsi_qla_host_t *ha, uint16_t *cur_xchg_cnt,
uint16_t *orig_xchg_cnt, uint16_t *cur_iocb_cnt, uint16_t *orig_iocb_cnt)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_GET_RESOURCE_COUNTS;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_10|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed = %x.\n", __func__,
ha->host_no, mcp->mb[0]);)
} else {
DEBUG11(printk("%s(%ld): done. mb1=%x mb2=%x mb3=%x mb6=%x "
"mb7=%x mb10=%x.\n", __func__, ha->host_no,
mcp->mb[1], mcp->mb[2], mcp->mb[3], mcp->mb[6], mcp->mb[7],
mcp->mb[10]));
if (cur_xchg_cnt)
*cur_xchg_cnt = mcp->mb[3];
if (orig_xchg_cnt)
*orig_xchg_cnt = mcp->mb[6];
if (cur_iocb_cnt)
*cur_iocb_cnt = mcp->mb[7];
if (orig_iocb_cnt)
*orig_iocb_cnt = mcp->mb[10];
}
return (rval);
}
#if defined(QL_DEBUG_LEVEL_3)
/*
* qla2x00_get_fcal_position_map
* Get FCAL (LILP) position map using mailbox command
*
* Input:
* ha = adapter state pointer.
* pos_map = buffer pointer (can be NULL).
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_get_fcal_position_map(scsi_qla_host_t *ha, char *pos_map)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
char *pmap;
dma_addr_t pmap_dma;
pmap = dma_pool_alloc(ha->s_dma_pool, GFP_ATOMIC, &pmap_dma);
if (pmap == NULL) {
DEBUG2_3_11(printk("%s(%ld): **** Mem Alloc Failed ****",
__func__, ha->host_no));
return QLA_MEMORY_ALLOC_FAILED;
}
memset(pmap, 0, FCAL_MAP_SIZE);
mcp->mb[0] = MBC_GET_FC_AL_POSITION_MAP;
mcp->mb[2] = MSW(pmap_dma);
mcp->mb[3] = LSW(pmap_dma);
mcp->mb[6] = MSW(MSD(pmap_dma));
mcp->mb[7] = LSW(MSD(pmap_dma));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_1|MBX_0;
mcp->buf_size = FCAL_MAP_SIZE;
mcp->flags = MBX_DMA_IN;
mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
rval = qla2x00_mailbox_command(ha, mcp);
if (rval == QLA_SUCCESS) {
DEBUG11(printk("%s(%ld): (mb0=%x/mb1=%x) FC/AL Position Map "
"size (%x)\n", __func__, ha->host_no, mcp->mb[0],
mcp->mb[1], (unsigned)pmap[0]));
DEBUG11(qla2x00_dump_buffer(pmap, pmap[0] + 1));
if (pos_map)
memcpy(pos_map, pmap, FCAL_MAP_SIZE);
}
dma_pool_free(ha->s_dma_pool, pmap, pmap_dma);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
#endif
/*
* qla2x00_get_link_status
*
* Input:
* ha = adapter block pointer.
* loop_id = device loop ID.
* ret_buf = pointer to link status return buffer.
*
* Returns:
* 0 = success.
* BIT_0 = mem alloc error.
* BIT_1 = mailbox error.
*/
int
qla2x00_get_link_status(scsi_qla_host_t *ha, uint16_t loop_id,
link_stat_t *ret_buf, uint16_t *status)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
link_stat_t *stat_buf;
dma_addr_t stat_buf_dma;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
stat_buf = dma_pool_alloc(ha->s_dma_pool, GFP_ATOMIC, &stat_buf_dma);
if (stat_buf == NULL) {
DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
__func__, ha->host_no));
return BIT_0;
}
memset(stat_buf, 0, sizeof(link_stat_t));
mcp->mb[0] = MBC_GET_LINK_STATUS;
mcp->mb[2] = MSW(stat_buf_dma);
mcp->mb[3] = LSW(stat_buf_dma);
mcp->mb[6] = MSW(MSD(stat_buf_dma));
mcp->mb[7] = LSW(MSD(stat_buf_dma));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_0;
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
mcp->mb[1] = loop_id;
mcp->mb[4] = 0;
mcp->mb[10] = 0;
mcp->out_mb |= MBX_10|MBX_4|MBX_1;
mcp->in_mb |= MBX_1;
} else if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = loop_id;
mcp->mb[10] = 0;
mcp->out_mb |= MBX_10|MBX_1;
} else {
mcp->mb[1] = loop_id << 8;
mcp->out_mb |= MBX_1;
}
mcp->tov = 30;
mcp->flags = IOCTL_CMD;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval == QLA_SUCCESS) {
if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
DEBUG2_3_11(printk("%s(%ld): cmd failed. mbx0=%x.\n",
__func__, ha->host_no, mcp->mb[0]);)
status[0] = mcp->mb[0];
rval = BIT_1;
} else {
/* copy over data -- firmware data is LE. */
ret_buf->link_fail_cnt =
le32_to_cpu(stat_buf->link_fail_cnt);
ret_buf->loss_sync_cnt =
le32_to_cpu(stat_buf->loss_sync_cnt);
ret_buf->loss_sig_cnt =
le32_to_cpu(stat_buf->loss_sig_cnt);
ret_buf->prim_seq_err_cnt =
le32_to_cpu(stat_buf->prim_seq_err_cnt);
ret_buf->inval_xmit_word_cnt =
le32_to_cpu(stat_buf->inval_xmit_word_cnt);
ret_buf->inval_crc_cnt =
le32_to_cpu(stat_buf->inval_crc_cnt);
DEBUG11(printk("%s(%ld): stat dump: fail_cnt=%d "
"loss_sync=%d loss_sig=%d seq_err=%d "
"inval_xmt_word=%d inval_crc=%d.\n", __func__,
ha->host_no, stat_buf->link_fail_cnt,
stat_buf->loss_sync_cnt, stat_buf->loss_sig_cnt,
stat_buf->prim_seq_err_cnt,
stat_buf->inval_xmit_word_cnt,
stat_buf->inval_crc_cnt);)
}
} else {
/* Failed. */
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval);)
rval = BIT_1;
}
dma_pool_free(ha->s_dma_pool, stat_buf, stat_buf_dma);
return rval;
}
int
qla24xx_get_isp_stats(scsi_qla_host_t *ha, uint32_t *dwbuf, uint32_t dwords,
uint16_t *status)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
uint32_t *sbuf, *siter;
dma_addr_t sbuf_dma;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
if (dwords > (DMA_POOL_SIZE / 4)) {
DEBUG2_3_11(printk("%s(%ld): Unabled to retrieve %d DWORDs "
"(max %d).\n", __func__, ha->host_no, dwords,
DMA_POOL_SIZE / 4));
return BIT_0;
}
sbuf = dma_pool_alloc(ha->s_dma_pool, GFP_ATOMIC, &sbuf_dma);
if (sbuf == NULL) {
DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
__func__, ha->host_no));
return BIT_0;
}
memset(sbuf, 0, DMA_POOL_SIZE);
mcp->mb[0] = MBC_GET_LINK_PRIV_STATS;
mcp->mb[2] = MSW(sbuf_dma);
mcp->mb[3] = LSW(sbuf_dma);
mcp->mb[6] = MSW(MSD(sbuf_dma));
mcp->mb[7] = LSW(MSD(sbuf_dma));
mcp->mb[8] = dwords;
mcp->mb[10] = 0;
mcp->out_mb = MBX_10|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = IOCTL_CMD;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval == QLA_SUCCESS) {
if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
DEBUG2_3_11(printk("%s(%ld): cmd failed. mbx0=%x.\n",
__func__, ha->host_no, mcp->mb[0]));
status[0] = mcp->mb[0];
rval = BIT_1;
} else {
/* Copy over data -- firmware data is LE. */
siter = sbuf;
while (dwords--)
*dwbuf++ = le32_to_cpu(*siter++);
}
} else {
/* Failed. */
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
rval = BIT_1;
}
dma_pool_free(ha->s_dma_pool, sbuf, sbuf_dma);
return rval;
}
int
qla24xx_abort_command(scsi_qla_host_t *ha, srb_t *sp)
{
int rval;
fc_port_t *fcport;
unsigned long flags = 0;
struct abort_entry_24xx *abt;
dma_addr_t abt_dma;
uint32_t handle;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no);)
fcport = sp->fcport;
spin_lock_irqsave(&ha->hardware_lock, flags);
for (handle = 1; handle < MAX_OUTSTANDING_COMMANDS; handle++) {
if (ha->outstanding_cmds[handle] == sp)
break;
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (handle == MAX_OUTSTANDING_COMMANDS) {
/* Command not found. */
return QLA_FUNCTION_FAILED;
}
abt = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &abt_dma);
if (abt == NULL) {
DEBUG2_3(printk("%s(%ld): failed to allocate Abort IOCB.\n",
__func__, ha->host_no));
return QLA_MEMORY_ALLOC_FAILED;
}
memset(abt, 0, sizeof(struct abort_entry_24xx));
abt->entry_type = ABORT_IOCB_TYPE;
abt->entry_count = 1;
abt->nport_handle = cpu_to_le16(fcport->loop_id);
abt->handle_to_abort = handle;
abt->port_id[0] = fcport->d_id.b.al_pa;
abt->port_id[1] = fcport->d_id.b.area;
abt->port_id[2] = fcport->d_id.b.domain;
rval = qla2x00_issue_iocb(ha, abt, abt_dma, 0);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed to issue IOCB (%x).\n",
__func__, ha->host_no, rval);)
} else if (abt->entry_status != 0) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- error status (%x).\n", __func__, ha->host_no,
abt->entry_status));
rval = QLA_FUNCTION_FAILED;
} else if (abt->nport_handle != __constant_cpu_to_le16(0)) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- completion status (%x).\n", __func__, ha->host_no,
le16_to_cpu(abt->nport_handle));)
rval = QLA_FUNCTION_FAILED;
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
sp->flags |= SRB_ABORT_PENDING;
}
dma_pool_free(ha->s_dma_pool, abt, abt_dma);
return rval;
}
struct tsk_mgmt_cmd {
union {
struct tsk_mgmt_entry tsk;
struct sts_entry_24xx sts;
} p;
};
int
qla24xx_abort_target(fc_port_t *fcport)
{
int rval;
struct tsk_mgmt_cmd *tsk;
dma_addr_t tsk_dma;
scsi_qla_host_t *ha;
if (fcport == NULL)
return 0;
DEBUG11(printk("%s(%ld): entered.\n", __func__, fcport->ha->host_no);)
ha = fcport->ha;
tsk = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &tsk_dma);
if (tsk == NULL) {
DEBUG2_3(printk("%s(%ld): failed to allocate Task Management "
"IOCB.\n", __func__, ha->host_no));
return QLA_MEMORY_ALLOC_FAILED;
}
memset(tsk, 0, sizeof(struct tsk_mgmt_cmd));
tsk->p.tsk.entry_type = TSK_MGMT_IOCB_TYPE;
tsk->p.tsk.entry_count = 1;
tsk->p.tsk.nport_handle = cpu_to_le16(fcport->loop_id);
tsk->p.tsk.timeout = __constant_cpu_to_le16(25);
tsk->p.tsk.control_flags = __constant_cpu_to_le32(TCF_TARGET_RESET);
tsk->p.tsk.port_id[0] = fcport->d_id.b.al_pa;
tsk->p.tsk.port_id[1] = fcport->d_id.b.area;
tsk->p.tsk.port_id[2] = fcport->d_id.b.domain;
rval = qla2x00_issue_iocb(ha, tsk, tsk_dma, 0);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed to issue Target Reset IOCB "
"(%x).\n", __func__, ha->host_no, rval);)
goto atarget_done;
} else if (tsk->p.sts.entry_status != 0) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- error status (%x).\n", __func__, ha->host_no,
tsk->p.sts.entry_status));
rval = QLA_FUNCTION_FAILED;
goto atarget_done;
} else if (tsk->p.sts.comp_status !=
__constant_cpu_to_le16(CS_COMPLETE)) {
DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB "
"-- completion status (%x).\n", __func__,
ha->host_no, le16_to_cpu(tsk->p.sts.comp_status));)
rval = QLA_FUNCTION_FAILED;
goto atarget_done;
}
/* Issue marker IOCB. */
rval = qla2x00_marker(ha, fcport->loop_id, 0, MK_SYNC_ID);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed to issue Marker IOCB "
"(%x).\n", __func__, ha->host_no, rval);)
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no);)
}
atarget_done:
dma_pool_free(ha->s_dma_pool, tsk, tsk_dma);
return rval;
}
int
qla2x00_system_error(scsi_qla_host_t *ha)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
return QLA_FUNCTION_FAILED;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_GEN_SYSTEM_ERROR;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = 5;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
/**
* qla2x00_get_serdes_params() -
* @ha: HA context
*
* Returns
*/
int
qla2x00_get_serdes_params(scsi_qla_host_t *ha, uint16_t *sw_em_1g,
uint16_t *sw_em_2g, uint16_t *sw_em_4g)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_SERDES_PARAMS;
mcp->mb[1] = 0;
mcp->out_mb = MBX_1|MBX_0;
mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
ha->host_no, rval, mcp->mb[0]));
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
if (sw_em_1g)
*sw_em_1g = mcp->mb[2];
if (sw_em_2g)
*sw_em_2g = mcp->mb[3];
if (sw_em_4g)
*sw_em_4g = mcp->mb[4];
}
return rval;
}
/**
* qla2x00_set_serdes_params() -
* @ha: HA context
*
* Returns
*/
int
qla2x00_set_serdes_params(scsi_qla_host_t *ha, uint16_t sw_em_1g,
uint16_t sw_em_2g, uint16_t sw_em_4g)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_SERDES_PARAMS;
mcp->mb[1] = BIT_0;
mcp->mb[2] = sw_em_1g | BIT_15;
mcp->mb[3] = sw_em_2g | BIT_15;
mcp->mb[4] = sw_em_4g | BIT_15;
mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
ha->host_no, rval, mcp->mb[0]));
} else {
/*EMPTY*/
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
int
qla2x00_stop_firmware(scsi_qla_host_t *ha)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
return QLA_FUNCTION_FAILED;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
mcp->mb[0] = MBC_STOP_FIRMWARE;
mcp->out_mb = MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = 5;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
} else {
DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
}
return rval;
}
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