diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 1950 |
1 files changed, 1950 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c new file mode 100644 index 00000000000..c04fbcd7523 --- /dev/null +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -0,0 +1,1950 @@ +/* + * 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(®->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(®->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(®->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 |