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kernel / pub / scm / linux / kernel / git / iwlwifi / iwlwifi-next / 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 / . / drivers / scsi / qla2xxx / qla_mbx.c
blob: c04fbcd75235a9e8817a03cfe0399901e087473b [file] [log] [blame]
/*
* QLOGIC LINUX SOFTWARE
*
* QLogic ISP2x00 device driver for Linux 2.6.x
* Copyright (C) 2003-2004 QLogic Corporation
* (www.qlogic.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more 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 = test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
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;
DEBUG11(printk("qla2x00_mailbox_command(%ld): entered.\n",
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("qla2x00_mailbox_command(%ld): cmd "
"access timeout. Exiting.\n", 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%d: prepare to issue mbox cmd=0x%x.\n",
(int)ha->host_no, mcp->mb[0]);)
spin_lock_irqsave(&ha->hardware_lock, flags);
/* Load mailbox registers. */
optr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 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, 8);
if (mboxes & BIT_0)
WRT_REG_WORD(optr, *iptr);
mboxes >>= 1;
optr++;
iptr++;
}
#if defined(QL_DEBUG_LEVEL_1)
printk("qla2x00_mailbox_command: Loaded MBX registers "
"(displayed in bytes) = \n");
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("qla2x00_mailbox_command: I/O address = %lx.\n",
(u_long)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("qla2x00_mailbox_command: going to unlock irq & "
"waiting for interrupt. jiffies=%lx.\n", jiffies);)
/* Wait for mbx cmd completion until timeout */
if (!abort_active && io_lock_on) {
/* sleep on completion semaphore */
DEBUG11(printk("qla2x00_mailbox_command(%ld): "
"INTERRUPT MODE. Initializing timer.\n",
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("qla2x00_mailbox_command(%ld): "
"Adding timer.\n", ha->host_no);)
add_timer(&tmp_intr_timer);
DEBUG11(printk("qla2x00_mailbox_command: going to "
"unlock & sleep. time=0x%lx.\n", jiffies);)
set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
WRT_REG_WORD(&reg->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("qla2x00_mailbox_command:"
"waking up."
"time=0x%lx\n", jiffies);)
clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
/* delete the timer */
del_timer(&tmp_intr_timer);
} else {
DEBUG3_11(printk("qla2x00_mailbox_command(%ld): cmd=%x "
"POLLING MODE.\n", ha->host_no, command);)
WRT_REG_WORD(&reg->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);
udelay(10); /* v4.27 */
} /* 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("qla2x00_mailbox_cmd: cmd %x completed.\n",
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) {
qla2x00_stats.mboxerr++;
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)
printk("qla2x00_mailbox_command(%ld): **** MB Command Timeout "
"for cmd %x ****\n", ha->host_no, command);
printk("qla2x00_mailbox_command: icontrol=%x jiffies=%lx\n",
RD_REG_WORD(&reg->ictrl), jiffies);
printk("qla2x00_mailbox_command: *** mailbox[0] = 0x%x ***\n",
RD_REG_WORD(optr));
qla2x00_dump_regs(ha);
#endif
qla2x00_stats.mboxtout++;
ha->total_mbx_timeout++;
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("qla2x00_mailbox_cmd: checking for additional "
"resp interrupt.\n");)
/* polling mode for non isp_abort commands. */
qla2x00_poll(ha);
}
if (rval == QLA_FUNCTION_TIMEOUT) {
if (!io_lock_on || (mcp->flags & IOCTL_CMD)) {
/* not in dpc. schedule it for dpc to take over. */
DEBUG(printk("qla2x00_mailbox_command(%ld): timeout "
"schedule isp_abort_needed.\n",
ha->host_no);)
DEBUG2_3_11(printk("qla2x00_mailbox_command(%ld): "
"timeout schedule isp_abort_needed.\n",
ha->host_no);)
qla_printk(KERN_WARNING, ha,
"Mailbox command timeout occured. Scheduling ISP "
"abort.\n");
set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
if (ha->dpc_wait && !ha->dpc_active)
up(ha->dpc_wait);
} else if (!abort_active) {
/* call abort directly since we are in the DPC thread */
DEBUG(printk("qla2x00_mailbox_command(%ld): timeout "
"calling abort_isp\n", ha->host_no);)
DEBUG2_3_11(printk("qla2x00_mailbox_command(%ld): "
"timeout calling abort_isp\n", 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("qla2x00_mailbox_command: finished "
"abort_isp\n");)
DEBUG2_3_11(printk("qla2x00_mailbox_command: finished "
"abort_isp\n");)
}
}
/* Allow next mbx cmd to come in. */
if (!abort_active)
up(&ha->mbx_cmd_sem);
if (rval) {
DEBUG2_3_11(printk("qla2x00_mailbox_command(%ld): **** FAILED. "
"mbx0=%x, mbx1=%x, mbx2=%x, cmd=%x ****\n",
ha->host_no, mcp->mb[0], mcp->mb[1], mcp->mb[2], command);)
} else {
DEBUG11(printk("qla2x00_mailbox_command(%ld): done.\n",
ha->host_no);)
}
DEBUG11(printk("qla2x00_mailbox_command(%ld): exiting.\n",
ha->host_no);)
return rval;
}
/*
* qla2x00_load_ram
* Load adapter RAM using DMA.
*
* Input:
* ha = adapter block pointer.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_load_ram(scsi_qla_host_t *ha, dma_addr_t req_dma, uint16_t risc_addr,
uint16_t risc_code_size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
uint32_t req_len;
dma_addr_t nml_dma;
uint32_t nml_len;
uint32_t normalized;
DEBUG11(printk("qla2x00_load_ram(%ld): entered.\n",
ha->host_no);)
req_len = risc_code_size;
nml_dma = 0;
nml_len = 0;
normalized = qla2x00_normalize_dma_addr(&req_dma, &req_len, &nml_dma,
&nml_len);
/* Load first segment */
mcp->mb[0] = MBC_LOAD_RISC_RAM;
mcp->mb[1] = risc_addr;
mcp->mb[2] = MSW(req_dma);
mcp->mb[3] = LSW(req_dma);
mcp->mb[4] = (uint16_t)req_len;
mcp->mb[6] = MSW(MSD(req_dma));
mcp->mb[7] = LSW(MSD(req_dma));
mcp->out_mb = MBX_7|MBX_6|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);
/* Load second segment - if necessary */
if (normalized && (rval == QLA_SUCCESS)) {
mcp->mb[0] = MBC_LOAD_RISC_RAM;
mcp->mb[1] = risc_addr + (uint16_t)req_len;
mcp->mb[2] = MSW(nml_dma);
mcp->mb[3] = LSW(nml_dma);
mcp->mb[4] = (uint16_t)nml_len;
mcp->mb[6] = MSW(MSD(nml_dma));
mcp->mb[7] = LSW(MSD(nml_dma));
mcp->out_mb = MBX_7|MBX_6|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 */
DEBUG11(printk("qla2x00_load_ram(%ld): done.\n", ha->host_no);)
} else {
/* Empty */
DEBUG2_3_11(printk("qla2x00_load_ram(%ld): failed. rval=%x "
"mb[0]=%x.\n", ha->host_no, rval, mcp->mb[0]);)
}
return rval;
}
/*
* qla2x00_load_ram_ext
* Load adapter extended RAM using DMA.
*
* Input:
* ha = adapter block pointer.
*
* Returns:
* qla2x00 local function return status code.
*
* Context:
* Kernel context.
*/
int
qla2x00_load_ram_ext(scsi_qla_host_t *ha, dma_addr_t req_dma,
uint32_t risc_addr, uint16_t risc_code_size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
uint32_t req_len;
dma_addr_t nml_dma;
uint32_t nml_len;
uint32_t normalized;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
req_len = risc_code_size;
nml_dma = 0;
nml_len = 0;
normalized = qla2x00_normalize_dma_addr(&req_dma, &req_len, &nml_dma,
&nml_len);
/* Load first segment */
mcp->mb[0] = MBC_LOAD_RISC_RAM_EXTENDED;
mcp->mb[1] = LSW(risc_addr);
mcp->mb[2] = MSW(req_dma);
mcp->mb[3] = LSW(req_dma);
mcp->mb[4] = (uint16_t)req_len;
mcp->mb[6] = MSW(MSD(req_dma));
mcp->mb[7] = LSW(MSD(req_dma));
mcp->mb[8] = MSW(risc_addr);
mcp->out_mb = MBX_8|MBX_7|MBX_6|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);
/* Load second segment - if necessary */
if (normalized && (rval == QLA_SUCCESS)) {
risc_addr += req_len;
mcp->mb[0] = MBC_LOAD_RISC_RAM_EXTENDED;
mcp->mb[1] = LSW(risc_addr);
mcp->mb[2] = MSW(nml_dma);
mcp->mb[3] = LSW(nml_dma);
mcp->mb[4] = (uint16_t)nml_len;
mcp->mb[6] = MSW(MSD(nml_dma));
mcp->mb[7] = LSW(MSD(nml_dma));
mcp->mb[8] = MSW(risc_addr);
mcp->out_mb = MBX_8|MBX_7|MBX_6|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 mb[0]=%x.\n",
__func__, ha->host_no, rval, mcp->mb[0]));
} else {
/*EMPTY*/
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)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_execute_fw(%ld): entered.\n", ha->host_no);)
mcp->mb[0] = MBC_EXECUTE_FIRMWARE;
mcp->mb[1] = *ha->brd_info->fw_info[0].fwstart;
mcp->out_mb = MBX_1|MBX_0;
if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
mcp->mb[2] = 0;
mcp->out_mb |= MBX_2;
}
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(ha, mcp);
DEBUG11(printk("qla2x00_execute_fw(%ld): done.\n", 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[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->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|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.\n", __func__,
ha->host_no, rval));
} 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)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG11(printk("qla2x00_verify_checksum(%ld): entered.\n",
ha->host_no);)
mcp->mb[0] = MBC_VERIFY_CHECKSUM;
mcp->mb[1] = *ha->brd_info->fw_info[0].fwstart;
mcp->out_mb = 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*/
DEBUG2_3_11(printk("qla2x00_verify_checksum(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_verify_checksum(%ld): done.\n",
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",
ha->host_no,rval);)
DEBUG2(printk("qla2x00_issue_iocb(%ld): failed rval 0x%x",
ha->host_no,rval);)
} else {
/*EMPTY*/
}
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->fclun->fcport;
if (atomic_read(&ha->loop_state) == LOOP_DOWN ||
atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
return 1;
}
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->fclun->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;
DEBUG11(printk("qla2x00_abort_target(%ld): entered.\n",
fcport->ha->host_no);)
if (fcport == NULL) {
/* no target to abort */
return 0;
}
mcp->mb[0] = MBC_ABORT_TARGET;
mcp->out_mb = MBX_2|MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(fcport->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] = fcport->ha->loop_reset_delay;
mcp->in_mb = MBX_0;
mcp->tov = 30;
mcp->flags = 0;
rval = qla2x00_mailbox_command(fcport->ha, mcp);
/* Issue marker command. */
fcport->ha->marker_needed = 1;
if (rval != QLA_SUCCESS) {
DEBUG2_3_11(printk("qla2x00_abort_target(%ld): failed=%x.\n",
fcport->ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_abort_target(%ld): done.\n",
fcport->ha->host_no);)
}
return rval;
}
#endif
/*
* qla2x00_target_reset
* Issue target 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_target_reset(scsi_qla_host_t *ha, uint16_t b, uint16_t t)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
os_tgt_t *tgt;
DEBUG11(printk("qla2x00_target_reset(%ld): entered.\n", ha->host_no);)
tgt = TGT_Q(ha, t);
if (tgt->fcport == NULL) {
/* no target to abort */
return 0;
}
if (atomic_read(&tgt->fcport->state) != FCS_ONLINE) {
/* target not online */
return 0;
}
mcp->mb[0] = MBC_TARGET_RESET;
if (HAS_EXTENDED_IDS(ha))
mcp->mb[1] = tgt->fcport->loop_id;
else
mcp->mb[1] = tgt->fcport->loop_id << 8;
mcp->mb[2] = ha->loop_reset_delay;
mcp->out_mb = 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_target_reset(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_target_reset(%ld): done.\n",
ha->host_no);)
}
return rval;
}
/*
* 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);
/* 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;
dma_addr_t pd_dma;
DEBUG11(printk("qla2x00_get_port_database(%ld): entered.\n",
ha->host_no);)
pd = dma_pool_alloc(ha->s_dma_pool, GFP_ATOMIC, &pd_dma);
if (pd == NULL) {
DEBUG2_3_11(printk("qla2x00_get_port_database(%ld): **** "
"Mem Alloc Failed ****", ha->host_no);)
return QLA_MEMORY_ALLOC_FAILED;
}
memset(pd, 0, PORT_DATABASE_SIZE);
if (opt != 0)
mcp->mb[0] = MBC_ENHANCED_GET_PORT_DATABASE;
else
mcp->mb[0] = MBC_GET_PORT_DATABASE;
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
if (HAS_EXTENDED_IDS(ha)) {
mcp->mb[1] = fcport->loop_id;
mcp->mb[10] = opt;
mcp->out_mb |= MBX_10;
} else {
mcp->mb[1] = fcport->loop_id << 8 | opt;
}
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->in_mb = MBX_0;
mcp->buf_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;
/* 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.al_pa = pd->port_id[2];
fcport->d_id.b.area = pd->port_id[3];
fcport->d_id.b.domain = pd->port_id[0];
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;
gpd_error_out:
dma_pool_free(ha->s_dma_pool, pd, pd_dma);
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("qla2x00_get_port_database(%ld): "
"failed=%x.\n", ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_get_port_database(%ld): done.\n",
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("qla2x00_lip_reset(%ld): entered.\n",
ha->host_no);)
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("qla2x00_lip_reset(%ld): failed=%x.\n",
ha->host_no, rval);)
} else {
/*EMPTY*/
DEBUG11(printk("qla2x00_lip_reset(%ld): done.\n", 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;
}
/*
* 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];
}
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, uint16_t loop_id,
uint16_t *mb_ret, uint8_t opt)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
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] = loop_id;
else
mcp->mb[1] = 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);
}
/*
* 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)
{
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] = 0;
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->instance, 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->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|MBX_0;
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