/* * 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) 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 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->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->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; 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, struct fc_port *fcport) { int rval; mbx_cmd_t mc; mbx_cmd_t *mcp = &mc; DEBUG11(printk("qla2x00_target_reset(%ld): entered.\n", ha->host_no);) if (atomic_read(&fcport->state) != FCS_ONLINE) return 0; mcp->mb[0] = MBC_TARGET_RESET; if (HAS_EXTENDED_IDS(ha)) mcp->mb[1] = fcport->loop_id; else mcp->mb[1] = 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