| /* |
| * HighPoint RR3xxx/4xxx controller driver for Linux |
| * Copyright (C) 2006-2007 HighPoint Technologies, Inc. All Rights Reserved. |
| * |
| * 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; version 2 of the License. |
| * |
| * 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. |
| * |
| * Please report bugs/comments/suggestions to linux@highpoint-tech.com |
| * |
| * For more information, visit http://www.highpoint-tech.com |
| */ |
| #include <linux/module.h> |
| #include <linux/types.h> |
| #include <linux/string.h> |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/interrupt.h> |
| #include <linux/errno.h> |
| #include <linux/delay.h> |
| #include <linux/timer.h> |
| #include <linux/spinlock.h> |
| #include <linux/hdreg.h> |
| #include <asm/uaccess.h> |
| #include <asm/io.h> |
| #include <asm/div64.h> |
| #include <scsi/scsi_cmnd.h> |
| #include <scsi/scsi_device.h> |
| #include <scsi/scsi.h> |
| #include <scsi/scsi_tcq.h> |
| #include <scsi/scsi_host.h> |
| |
| #include "hptiop.h" |
| |
| MODULE_AUTHOR("HighPoint Technologies, Inc."); |
| MODULE_DESCRIPTION("HighPoint RocketRAID 3xxx/4xxx Controller Driver"); |
| |
| static char driver_name[] = "hptiop"; |
| static const char driver_name_long[] = "RocketRAID 3xxx/4xxx Controller driver"; |
| static const char driver_ver[] = "v1.3 (071203)"; |
| |
| static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec); |
| static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag, |
| struct hpt_iop_request_scsi_command *req); |
| static void hptiop_host_request_callback_itl(struct hptiop_hba *hba, u32 tag); |
| static void hptiop_iop_request_callback_itl(struct hptiop_hba *hba, u32 tag); |
| static void hptiop_message_callback(struct hptiop_hba *hba, u32 msg); |
| |
| static int iop_wait_ready_itl(struct hptiop_hba *hba, u32 millisec) |
| { |
| u32 req = 0; |
| int i; |
| |
| for (i = 0; i < millisec; i++) { |
| req = readl(&hba->u.itl.iop->inbound_queue); |
| if (req != IOPMU_QUEUE_EMPTY) |
| break; |
| msleep(1); |
| } |
| |
| if (req != IOPMU_QUEUE_EMPTY) { |
| writel(req, &hba->u.itl.iop->outbound_queue); |
| readl(&hba->u.itl.iop->outbound_intstatus); |
| return 0; |
| } |
| |
| return -1; |
| } |
| |
| static int iop_wait_ready_mv(struct hptiop_hba *hba, u32 millisec) |
| { |
| return iop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_NOP, millisec); |
| } |
| |
| static void hptiop_request_callback_itl(struct hptiop_hba *hba, u32 tag) |
| { |
| if (tag & IOPMU_QUEUE_ADDR_HOST_BIT) |
| hptiop_host_request_callback_itl(hba, |
| tag & ~IOPMU_QUEUE_ADDR_HOST_BIT); |
| else |
| hptiop_iop_request_callback_itl(hba, tag); |
| } |
| |
| static void hptiop_drain_outbound_queue_itl(struct hptiop_hba *hba) |
| { |
| u32 req; |
| |
| while ((req = readl(&hba->u.itl.iop->outbound_queue)) != |
| IOPMU_QUEUE_EMPTY) { |
| |
| if (req & IOPMU_QUEUE_MASK_HOST_BITS) |
| hptiop_request_callback_itl(hba, req); |
| else { |
| struct hpt_iop_request_header __iomem * p; |
| |
| p = (struct hpt_iop_request_header __iomem *) |
| ((char __iomem *)hba->u.itl.iop + req); |
| |
| if (readl(&p->flags) & IOP_REQUEST_FLAG_SYNC_REQUEST) { |
| if (readl(&p->context)) |
| hptiop_request_callback_itl(hba, req); |
| else |
| writel(1, &p->context); |
| } |
| else |
| hptiop_request_callback_itl(hba, req); |
| } |
| } |
| } |
| |
| static int iop_intr_itl(struct hptiop_hba *hba) |
| { |
| struct hpt_iopmu_itl __iomem *iop = hba->u.itl.iop; |
| u32 status; |
| int ret = 0; |
| |
| status = readl(&iop->outbound_intstatus); |
| |
| if (status & IOPMU_OUTBOUND_INT_MSG0) { |
| u32 msg = readl(&iop->outbound_msgaddr0); |
| |
| dprintk("received outbound msg %x\n", msg); |
| writel(IOPMU_OUTBOUND_INT_MSG0, &iop->outbound_intstatus); |
| hptiop_message_callback(hba, msg); |
| ret = 1; |
| } |
| |
| if (status & IOPMU_OUTBOUND_INT_POSTQUEUE) { |
| hptiop_drain_outbound_queue_itl(hba); |
| ret = 1; |
| } |
| |
| return ret; |
| } |
| |
| static u64 mv_outbound_read(struct hpt_iopmu_mv __iomem *mu) |
| { |
| u32 outbound_tail = readl(&mu->outbound_tail); |
| u32 outbound_head = readl(&mu->outbound_head); |
| |
| if (outbound_tail != outbound_head) { |
| u64 p; |
| |
| memcpy_fromio(&p, &mu->outbound_q[mu->outbound_tail], 8); |
| outbound_tail++; |
| |
| if (outbound_tail == MVIOP_QUEUE_LEN) |
| outbound_tail = 0; |
| writel(outbound_tail, &mu->outbound_tail); |
| return p; |
| } else |
| return 0; |
| } |
| |
| static void mv_inbound_write(u64 p, struct hptiop_hba *hba) |
| { |
| u32 inbound_head = readl(&hba->u.mv.mu->inbound_head); |
| u32 head = inbound_head + 1; |
| |
| if (head == MVIOP_QUEUE_LEN) |
| head = 0; |
| |
| memcpy_toio(&hba->u.mv.mu->inbound_q[inbound_head], &p, 8); |
| writel(head, &hba->u.mv.mu->inbound_head); |
| writel(MVIOP_MU_INBOUND_INT_POSTQUEUE, |
| &hba->u.mv.regs->inbound_doorbell); |
| } |
| |
| static void hptiop_request_callback_mv(struct hptiop_hba *hba, u64 tag) |
| { |
| u32 req_type = (tag >> 5) & 0x7; |
| struct hpt_iop_request_scsi_command *req; |
| |
| dprintk("hptiop_request_callback_mv: tag=%llx\n", tag); |
| |
| BUG_ON((tag & MVIOP_MU_QUEUE_REQUEST_RETURN_CONTEXT) == 0); |
| |
| switch (req_type) { |
| case IOP_REQUEST_TYPE_GET_CONFIG: |
| case IOP_REQUEST_TYPE_SET_CONFIG: |
| hba->msg_done = 1; |
| break; |
| |
| case IOP_REQUEST_TYPE_SCSI_COMMAND: |
| req = hba->reqs[tag >> 8].req_virt; |
| if (likely(tag & MVIOP_MU_QUEUE_REQUEST_RESULT_BIT)) |
| req->header.result = cpu_to_le32(IOP_RESULT_SUCCESS); |
| |
| hptiop_finish_scsi_req(hba, tag>>8, req); |
| break; |
| |
| default: |
| break; |
| } |
| } |
| |
| static int iop_intr_mv(struct hptiop_hba *hba) |
| { |
| u32 status; |
| int ret = 0; |
| |
| status = readl(&hba->u.mv.regs->outbound_doorbell); |
| writel(~status, &hba->u.mv.regs->outbound_doorbell); |
| |
| if (status & MVIOP_MU_OUTBOUND_INT_MSG) { |
| u32 msg; |
| msg = readl(&hba->u.mv.mu->outbound_msg); |
| dprintk("received outbound msg %x\n", msg); |
| hptiop_message_callback(hba, msg); |
| ret = 1; |
| } |
| |
| if (status & MVIOP_MU_OUTBOUND_INT_POSTQUEUE) { |
| u64 tag; |
| |
| while ((tag = mv_outbound_read(hba->u.mv.mu))) |
| hptiop_request_callback_mv(hba, tag); |
| ret = 1; |
| } |
| |
| return ret; |
| } |
| |
| static int iop_send_sync_request_itl(struct hptiop_hba *hba, |
| void __iomem *_req, u32 millisec) |
| { |
| struct hpt_iop_request_header __iomem *req = _req; |
| u32 i; |
| |
| writel(readl(&req->flags) | IOP_REQUEST_FLAG_SYNC_REQUEST, &req->flags); |
| writel(0, &req->context); |
| writel((unsigned long)req - (unsigned long)hba->u.itl.iop, |
| &hba->u.itl.iop->inbound_queue); |
| readl(&hba->u.itl.iop->outbound_intstatus); |
| |
| for (i = 0; i < millisec; i++) { |
| iop_intr_itl(hba); |
| if (readl(&req->context)) |
| return 0; |
| msleep(1); |
| } |
| |
| return -1; |
| } |
| |
| static int iop_send_sync_request_mv(struct hptiop_hba *hba, |
| u32 size_bits, u32 millisec) |
| { |
| struct hpt_iop_request_header *reqhdr = hba->u.mv.internal_req; |
| u32 i; |
| |
| hba->msg_done = 0; |
| reqhdr->flags |= cpu_to_le32(IOP_REQUEST_FLAG_SYNC_REQUEST); |
| mv_inbound_write(hba->u.mv.internal_req_phy | |
| MVIOP_MU_QUEUE_ADDR_HOST_BIT | size_bits, hba); |
| |
| for (i = 0; i < millisec; i++) { |
| iop_intr_mv(hba); |
| if (hba->msg_done) |
| return 0; |
| msleep(1); |
| } |
| return -1; |
| } |
| |
| static void hptiop_post_msg_itl(struct hptiop_hba *hba, u32 msg) |
| { |
| writel(msg, &hba->u.itl.iop->inbound_msgaddr0); |
| readl(&hba->u.itl.iop->outbound_intstatus); |
| } |
| |
| static void hptiop_post_msg_mv(struct hptiop_hba *hba, u32 msg) |
| { |
| writel(msg, &hba->u.mv.mu->inbound_msg); |
| writel(MVIOP_MU_INBOUND_INT_MSG, &hba->u.mv.regs->inbound_doorbell); |
| readl(&hba->u.mv.regs->inbound_doorbell); |
| } |
| |
| static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec) |
| { |
| u32 i; |
| |
| hba->msg_done = 0; |
| hba->ops->post_msg(hba, msg); |
| |
| for (i = 0; i < millisec; i++) { |
| spin_lock_irq(hba->host->host_lock); |
| hba->ops->iop_intr(hba); |
| spin_unlock_irq(hba->host->host_lock); |
| if (hba->msg_done) |
| break; |
| msleep(1); |
| } |
| |
| return hba->msg_done? 0 : -1; |
| } |
| |
| static int iop_get_config_itl(struct hptiop_hba *hba, |
| struct hpt_iop_request_get_config *config) |
| { |
| u32 req32; |
| struct hpt_iop_request_get_config __iomem *req; |
| |
| req32 = readl(&hba->u.itl.iop->inbound_queue); |
| if (req32 == IOPMU_QUEUE_EMPTY) |
| return -1; |
| |
| req = (struct hpt_iop_request_get_config __iomem *) |
| ((unsigned long)hba->u.itl.iop + req32); |
| |
| writel(0, &req->header.flags); |
| writel(IOP_REQUEST_TYPE_GET_CONFIG, &req->header.type); |
| writel(sizeof(struct hpt_iop_request_get_config), &req->header.size); |
| writel(IOP_RESULT_PENDING, &req->header.result); |
| |
| if (iop_send_sync_request_itl(hba, req, 20000)) { |
| dprintk("Get config send cmd failed\n"); |
| return -1; |
| } |
| |
| memcpy_fromio(config, req, sizeof(*config)); |
| writel(req32, &hba->u.itl.iop->outbound_queue); |
| return 0; |
| } |
| |
| static int iop_get_config_mv(struct hptiop_hba *hba, |
| struct hpt_iop_request_get_config *config) |
| { |
| struct hpt_iop_request_get_config *req = hba->u.mv.internal_req; |
| |
| req->header.flags = cpu_to_le32(IOP_REQUEST_FLAG_OUTPUT_CONTEXT); |
| req->header.type = cpu_to_le32(IOP_REQUEST_TYPE_GET_CONFIG); |
| req->header.size = |
| cpu_to_le32(sizeof(struct hpt_iop_request_get_config)); |
| req->header.result = cpu_to_le32(IOP_RESULT_PENDING); |
| req->header.context = cpu_to_le32(IOP_REQUEST_TYPE_GET_CONFIG<<5); |
| req->header.context_hi32 = 0; |
| |
| if (iop_send_sync_request_mv(hba, 0, 20000)) { |
| dprintk("Get config send cmd failed\n"); |
| return -1; |
| } |
| |
| memcpy(config, req, sizeof(struct hpt_iop_request_get_config)); |
| return 0; |
| } |
| |
| static int iop_set_config_itl(struct hptiop_hba *hba, |
| struct hpt_iop_request_set_config *config) |
| { |
| u32 req32; |
| struct hpt_iop_request_set_config __iomem *req; |
| |
| req32 = readl(&hba->u.itl.iop->inbound_queue); |
| if (req32 == IOPMU_QUEUE_EMPTY) |
| return -1; |
| |
| req = (struct hpt_iop_request_set_config __iomem *) |
| ((unsigned long)hba->u.itl.iop + req32); |
| |
| memcpy_toio((u8 __iomem *)req + sizeof(struct hpt_iop_request_header), |
| (u8 *)config + sizeof(struct hpt_iop_request_header), |
| sizeof(struct hpt_iop_request_set_config) - |
| sizeof(struct hpt_iop_request_header)); |
| |
| writel(0, &req->header.flags); |
| writel(IOP_REQUEST_TYPE_SET_CONFIG, &req->header.type); |
| writel(sizeof(struct hpt_iop_request_set_config), &req->header.size); |
| writel(IOP_RESULT_PENDING, &req->header.result); |
| |
| if (iop_send_sync_request_itl(hba, req, 20000)) { |
| dprintk("Set config send cmd failed\n"); |
| return -1; |
| } |
| |
| writel(req32, &hba->u.itl.iop->outbound_queue); |
| return 0; |
| } |
| |
| static int iop_set_config_mv(struct hptiop_hba *hba, |
| struct hpt_iop_request_set_config *config) |
| { |
| struct hpt_iop_request_set_config *req = hba->u.mv.internal_req; |
| |
| memcpy(req, config, sizeof(struct hpt_iop_request_set_config)); |
| req->header.flags = cpu_to_le32(IOP_REQUEST_FLAG_OUTPUT_CONTEXT); |
| req->header.type = cpu_to_le32(IOP_REQUEST_TYPE_SET_CONFIG); |
| req->header.size = |
| cpu_to_le32(sizeof(struct hpt_iop_request_set_config)); |
| req->header.result = cpu_to_le32(IOP_RESULT_PENDING); |
| req->header.context = cpu_to_le32(IOP_REQUEST_TYPE_SET_CONFIG<<5); |
| req->header.context_hi32 = 0; |
| |
| if (iop_send_sync_request_mv(hba, 0, 20000)) { |
| dprintk("Set config send cmd failed\n"); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| static void hptiop_enable_intr_itl(struct hptiop_hba *hba) |
| { |
| writel(~(IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0), |
| &hba->u.itl.iop->outbound_intmask); |
| } |
| |
| static void hptiop_enable_intr_mv(struct hptiop_hba *hba) |
| { |
| writel(MVIOP_MU_OUTBOUND_INT_POSTQUEUE | MVIOP_MU_OUTBOUND_INT_MSG, |
| &hba->u.mv.regs->outbound_intmask); |
| } |
| |
| static int hptiop_initialize_iop(struct hptiop_hba *hba) |
| { |
| /* enable interrupts */ |
| hba->ops->enable_intr(hba); |
| |
| hba->initialized = 1; |
| |
| /* start background tasks */ |
| if (iop_send_sync_msg(hba, |
| IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK, 5000)) { |
| printk(KERN_ERR "scsi%d: fail to start background task\n", |
| hba->host->host_no); |
| return -1; |
| } |
| return 0; |
| } |
| |
| static void __iomem *hptiop_map_pci_bar(struct hptiop_hba *hba, int index) |
| { |
| u32 mem_base_phy, length; |
| void __iomem *mem_base_virt; |
| |
| struct pci_dev *pcidev = hba->pcidev; |
| |
| |
| if (!(pci_resource_flags(pcidev, index) & IORESOURCE_MEM)) { |
| printk(KERN_ERR "scsi%d: pci resource invalid\n", |
| hba->host->host_no); |
| return 0; |
| } |
| |
| mem_base_phy = pci_resource_start(pcidev, index); |
| length = pci_resource_len(pcidev, index); |
| mem_base_virt = ioremap(mem_base_phy, length); |
| |
| if (!mem_base_virt) { |
| printk(KERN_ERR "scsi%d: Fail to ioremap memory space\n", |
| hba->host->host_no); |
| return 0; |
| } |
| return mem_base_virt; |
| } |
| |
| static int hptiop_map_pci_bar_itl(struct hptiop_hba *hba) |
| { |
| hba->u.itl.iop = hptiop_map_pci_bar(hba, 0); |
| if (hba->u.itl.iop) |
| return 0; |
| else |
| return -1; |
| } |
| |
| static void hptiop_unmap_pci_bar_itl(struct hptiop_hba *hba) |
| { |
| iounmap(hba->u.itl.iop); |
| } |
| |
| static int hptiop_map_pci_bar_mv(struct hptiop_hba *hba) |
| { |
| hba->u.mv.regs = hptiop_map_pci_bar(hba, 0); |
| if (hba->u.mv.regs == 0) |
| return -1; |
| |
| hba->u.mv.mu = hptiop_map_pci_bar(hba, 2); |
| if (hba->u.mv.mu == 0) { |
| iounmap(hba->u.mv.regs); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| static void hptiop_unmap_pci_bar_mv(struct hptiop_hba *hba) |
| { |
| iounmap(hba->u.mv.regs); |
| iounmap(hba->u.mv.mu); |
| } |
| |
| static void hptiop_message_callback(struct hptiop_hba *hba, u32 msg) |
| { |
| dprintk("iop message 0x%x\n", msg); |
| |
| if (msg == IOPMU_INBOUND_MSG0_NOP) |
| hba->msg_done = 1; |
| |
| if (!hba->initialized) |
| return; |
| |
| if (msg == IOPMU_INBOUND_MSG0_RESET) { |
| atomic_set(&hba->resetting, 0); |
| wake_up(&hba->reset_wq); |
| } |
| else if (msg <= IOPMU_INBOUND_MSG0_MAX) |
| hba->msg_done = 1; |
| } |
| |
| static struct hptiop_request *get_req(struct hptiop_hba *hba) |
| { |
| struct hptiop_request *ret; |
| |
| dprintk("get_req : req=%p\n", hba->req_list); |
| |
| ret = hba->req_list; |
| if (ret) |
| hba->req_list = ret->next; |
| |
| return ret; |
| } |
| |
| static void free_req(struct hptiop_hba *hba, struct hptiop_request *req) |
| { |
| dprintk("free_req(%d, %p)\n", req->index, req); |
| req->next = hba->req_list; |
| hba->req_list = req; |
| } |
| |
| static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag, |
| struct hpt_iop_request_scsi_command *req) |
| { |
| struct scsi_cmnd *scp; |
| |
| dprintk("hptiop_finish_scsi_req: req=%p, type=%d, " |
| "result=%d, context=0x%x tag=%d\n", |
| req, req->header.type, req->header.result, |
| req->header.context, tag); |
| |
| BUG_ON(!req->header.result); |
| BUG_ON(req->header.type != cpu_to_le32(IOP_REQUEST_TYPE_SCSI_COMMAND)); |
| |
| scp = hba->reqs[tag].scp; |
| |
| if (HPT_SCP(scp)->mapped) |
| scsi_dma_unmap(scp); |
| |
| switch (le32_to_cpu(req->header.result)) { |
| case IOP_RESULT_SUCCESS: |
| scsi_set_resid(scp, |
| scsi_bufflen(scp) - le32_to_cpu(req->dataxfer_length)); |
| scp->result = (DID_OK<<16); |
| break; |
| case IOP_RESULT_BAD_TARGET: |
| scp->result = (DID_BAD_TARGET<<16); |
| break; |
| case IOP_RESULT_BUSY: |
| scp->result = (DID_BUS_BUSY<<16); |
| break; |
| case IOP_RESULT_RESET: |
| scp->result = (DID_RESET<<16); |
| break; |
| case IOP_RESULT_FAIL: |
| scp->result = (DID_ERROR<<16); |
| break; |
| case IOP_RESULT_INVALID_REQUEST: |
| scp->result = (DID_ABORT<<16); |
| break; |
| case IOP_RESULT_CHECK_CONDITION: |
| scsi_set_resid(scp, |
| scsi_bufflen(scp) - le32_to_cpu(req->dataxfer_length)); |
| scp->result = SAM_STAT_CHECK_CONDITION; |
| memcpy(scp->sense_buffer, &req->sg_list, |
| min_t(size_t, SCSI_SENSE_BUFFERSIZE, |
| le32_to_cpu(req->dataxfer_length))); |
| break; |
| |
| default: |
| scp->result = ((DRIVER_INVALID|SUGGEST_ABORT)<<24) | |
| (DID_ABORT<<16); |
| break; |
| } |
| |
| dprintk("scsi_done(%p)\n", scp); |
| scp->scsi_done(scp); |
| free_req(hba, &hba->reqs[tag]); |
| } |
| |
| static void hptiop_host_request_callback_itl(struct hptiop_hba *hba, u32 _tag) |
| { |
| struct hpt_iop_request_scsi_command *req; |
| u32 tag; |
| |
| if (hba->iopintf_v2) { |
| tag = _tag & ~IOPMU_QUEUE_REQUEST_RESULT_BIT; |
| req = hba->reqs[tag].req_virt; |
| if (likely(_tag & IOPMU_QUEUE_REQUEST_RESULT_BIT)) |
| req->header.result = cpu_to_le32(IOP_RESULT_SUCCESS); |
| } else { |
| tag = _tag; |
| req = hba->reqs[tag].req_virt; |
| } |
| |
| hptiop_finish_scsi_req(hba, tag, req); |
| } |
| |
| void hptiop_iop_request_callback_itl(struct hptiop_hba *hba, u32 tag) |
| { |
| struct hpt_iop_request_header __iomem *req; |
| struct hpt_iop_request_ioctl_command __iomem *p; |
| struct hpt_ioctl_k *arg; |
| |
| req = (struct hpt_iop_request_header __iomem *) |
| ((unsigned long)hba->u.itl.iop + tag); |
| dprintk("hptiop_iop_request_callback_itl: req=%p, type=%d, " |
| "result=%d, context=0x%x tag=%d\n", |
| req, readl(&req->type), readl(&req->result), |
| readl(&req->context), tag); |
| |
| BUG_ON(!readl(&req->result)); |
| BUG_ON(readl(&req->type) != IOP_REQUEST_TYPE_IOCTL_COMMAND); |
| |
| p = (struct hpt_iop_request_ioctl_command __iomem *)req; |
| arg = (struct hpt_ioctl_k *)(unsigned long) |
| (readl(&req->context) | |
| ((u64)readl(&req->context_hi32)<<32)); |
| |
| if (readl(&req->result) == IOP_RESULT_SUCCESS) { |
| arg->result = HPT_IOCTL_RESULT_OK; |
| |
| if (arg->outbuf_size) |
| memcpy_fromio(arg->outbuf, |
| &p->buf[(readl(&p->inbuf_size) + 3)& ~3], |
| arg->outbuf_size); |
| |
| if (arg->bytes_returned) |
| *arg->bytes_returned = arg->outbuf_size; |
| } |
| else |
| arg->result = HPT_IOCTL_RESULT_FAILED; |
| |
| arg->done(arg); |
| writel(tag, &hba->u.itl.iop->outbound_queue); |
| } |
| |
| static irqreturn_t hptiop_intr(int irq, void *dev_id) |
| { |
| struct hptiop_hba *hba = dev_id; |
| int handled; |
| unsigned long flags; |
| |
| spin_lock_irqsave(hba->host->host_lock, flags); |
| handled = hba->ops->iop_intr(hba); |
| spin_unlock_irqrestore(hba->host->host_lock, flags); |
| |
| return handled; |
| } |
| |
| static int hptiop_buildsgl(struct scsi_cmnd *scp, struct hpt_iopsg *psg) |
| { |
| struct Scsi_Host *host = scp->device->host; |
| struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; |
| struct scatterlist *sg; |
| int idx, nseg; |
| |
| nseg = scsi_dma_map(scp); |
| BUG_ON(nseg < 0); |
| if (!nseg) |
| return 0; |
| |
| HPT_SCP(scp)->sgcnt = nseg; |
| HPT_SCP(scp)->mapped = 1; |
| |
| BUG_ON(HPT_SCP(scp)->sgcnt > hba->max_sg_descriptors); |
| |
| scsi_for_each_sg(scp, sg, HPT_SCP(scp)->sgcnt, idx) { |
| psg[idx].pci_address = cpu_to_le64(sg_dma_address(sg)); |
| psg[idx].size = cpu_to_le32(sg_dma_len(sg)); |
| psg[idx].eot = (idx == HPT_SCP(scp)->sgcnt - 1) ? |
| cpu_to_le32(1) : 0; |
| } |
| return HPT_SCP(scp)->sgcnt; |
| } |
| |
| static void hptiop_post_req_itl(struct hptiop_hba *hba, |
| struct hptiop_request *_req) |
| { |
| struct hpt_iop_request_header *reqhdr = _req->req_virt; |
| |
| reqhdr->context = cpu_to_le32(IOPMU_QUEUE_ADDR_HOST_BIT | |
| (u32)_req->index); |
| reqhdr->context_hi32 = 0; |
| |
| if (hba->iopintf_v2) { |
| u32 size, size_bits; |
| |
| size = le32_to_cpu(reqhdr->size); |
| if (size < 256) |
| size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT; |
| else if (size < 512) |
| size_bits = IOPMU_QUEUE_ADDR_HOST_BIT; |
| else |
| size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT | |
| IOPMU_QUEUE_ADDR_HOST_BIT; |
| writel(_req->req_shifted_phy | size_bits, |
| &hba->u.itl.iop->inbound_queue); |
| } else |
| writel(_req->req_shifted_phy | IOPMU_QUEUE_ADDR_HOST_BIT, |
| &hba->u.itl.iop->inbound_queue); |
| } |
| |
| static void hptiop_post_req_mv(struct hptiop_hba *hba, |
| struct hptiop_request *_req) |
| { |
| struct hpt_iop_request_header *reqhdr = _req->req_virt; |
| u32 size, size_bit; |
| |
| reqhdr->context = cpu_to_le32(_req->index<<8 | |
| IOP_REQUEST_TYPE_SCSI_COMMAND<<5); |
| reqhdr->context_hi32 = 0; |
| size = le32_to_cpu(reqhdr->size); |
| |
| if (size <= 256) |
| size_bit = 0; |
| else if (size <= 256*2) |
| size_bit = 1; |
| else if (size <= 256*3) |
| size_bit = 2; |
| else |
| size_bit = 3; |
| |
| mv_inbound_write((_req->req_shifted_phy << 5) | |
| MVIOP_MU_QUEUE_ADDR_HOST_BIT | size_bit, hba); |
| } |
| |
| static int hptiop_queuecommand(struct scsi_cmnd *scp, |
| void (*done)(struct scsi_cmnd *)) |
| { |
| struct Scsi_Host *host = scp->device->host; |
| struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; |
| struct hpt_iop_request_scsi_command *req; |
| int sg_count = 0; |
| struct hptiop_request *_req; |
| |
| BUG_ON(!done); |
| scp->scsi_done = done; |
| |
| _req = get_req(hba); |
| if (_req == NULL) { |
| dprintk("hptiop_queuecmd : no free req\n"); |
| return SCSI_MLQUEUE_HOST_BUSY; |
| } |
| |
| _req->scp = scp; |
| |
| dprintk("hptiop_queuecmd(scp=%p) %d/%d/%d/%d cdb=(%x-%x-%x) " |
| "req_index=%d, req=%p\n", |
| scp, |
| host->host_no, scp->device->channel, |
| scp->device->id, scp->device->lun, |
| *((u32 *)&scp->cmnd), |
| *((u32 *)&scp->cmnd + 1), |
| *((u32 *)&scp->cmnd + 2), |
| _req->index, _req->req_virt); |
| |
| scp->result = 0; |
| |
| if (scp->device->channel || scp->device->lun || |
| scp->device->id > hba->max_devices) { |
| scp->result = DID_BAD_TARGET << 16; |
| free_req(hba, _req); |
| goto cmd_done; |
| } |
| |
| req = _req->req_virt; |
| |
| /* build S/G table */ |
| sg_count = hptiop_buildsgl(scp, req->sg_list); |
| if (!sg_count) |
| HPT_SCP(scp)->mapped = 0; |
| |
| req->header.flags = cpu_to_le32(IOP_REQUEST_FLAG_OUTPUT_CONTEXT); |
| req->header.type = cpu_to_le32(IOP_REQUEST_TYPE_SCSI_COMMAND); |
| req->header.result = cpu_to_le32(IOP_RESULT_PENDING); |
| req->dataxfer_length = cpu_to_le32(scsi_bufflen(scp)); |
| req->channel = scp->device->channel; |
| req->target = scp->device->id; |
| req->lun = scp->device->lun; |
| req->header.size = cpu_to_le32( |
| sizeof(struct hpt_iop_request_scsi_command) |
| - sizeof(struct hpt_iopsg) |
| + sg_count * sizeof(struct hpt_iopsg)); |
| |
| memcpy(req->cdb, scp->cmnd, sizeof(req->cdb)); |
| hba->ops->post_req(hba, _req); |
| return 0; |
| |
| cmd_done: |
| dprintk("scsi_done(scp=%p)\n", scp); |
| scp->scsi_done(scp); |
| return 0; |
| } |
| |
| static const char *hptiop_info(struct Scsi_Host *host) |
| { |
| return driver_name_long; |
| } |
| |
| static int hptiop_reset_hba(struct hptiop_hba *hba) |
| { |
| if (atomic_xchg(&hba->resetting, 1) == 0) { |
| atomic_inc(&hba->reset_count); |
| hba->ops->post_msg(hba, IOPMU_INBOUND_MSG0_RESET); |
| } |
| |
| wait_event_timeout(hba->reset_wq, |
| atomic_read(&hba->resetting) == 0, 60 * HZ); |
| |
| if (atomic_read(&hba->resetting)) { |
| /* IOP is in unkown state, abort reset */ |
| printk(KERN_ERR "scsi%d: reset failed\n", hba->host->host_no); |
| return -1; |
| } |
| |
| if (iop_send_sync_msg(hba, |
| IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK, 5000)) { |
| dprintk("scsi%d: fail to start background task\n", |
| hba->host->host_no); |
| } |
| |
| return 0; |
| } |
| |
| static int hptiop_reset(struct scsi_cmnd *scp) |
| { |
| struct Scsi_Host * host = scp->device->host; |
| struct hptiop_hba * hba = (struct hptiop_hba *)host->hostdata; |
| |
| printk(KERN_WARNING "hptiop_reset(%d/%d/%d) scp=%p\n", |
| scp->device->host->host_no, scp->device->channel, |
| scp->device->id, scp); |
| |
| return hptiop_reset_hba(hba)? FAILED : SUCCESS; |
| } |
| |
| static int hptiop_adjust_disk_queue_depth(struct scsi_device *sdev, |
| int queue_depth) |
| { |
| struct hptiop_hba *hba = (struct hptiop_hba *)sdev->host->hostdata; |
| |
| if (queue_depth > hba->max_requests) |
| queue_depth = hba->max_requests; |
| scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); |
| return queue_depth; |
| } |
| |
| static ssize_t hptiop_show_version(struct class_device *class_dev, char *buf) |
| { |
| return snprintf(buf, PAGE_SIZE, "%s\n", driver_ver); |
| } |
| |
| static ssize_t hptiop_show_fw_version(struct class_device *class_dev, char *buf) |
| { |
| struct Scsi_Host *host = class_to_shost(class_dev); |
| struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; |
| |
| return snprintf(buf, PAGE_SIZE, "%d.%d.%d.%d\n", |
| hba->firmware_version >> 24, |
| (hba->firmware_version >> 16) & 0xff, |
| (hba->firmware_version >> 8) & 0xff, |
| hba->firmware_version & 0xff); |
| } |
| |
| static struct class_device_attribute hptiop_attr_version = { |
| .attr = { |
| .name = "driver-version", |
| .mode = S_IRUGO, |
| }, |
| .show = hptiop_show_version, |
| }; |
| |
| static struct class_device_attribute hptiop_attr_fw_version = { |
| .attr = { |
| .name = "firmware-version", |
| .mode = S_IRUGO, |
| }, |
| .show = hptiop_show_fw_version, |
| }; |
| |
| static struct class_device_attribute *hptiop_attrs[] = { |
| &hptiop_attr_version, |
| &hptiop_attr_fw_version, |
| NULL |
| }; |
| |
| static struct scsi_host_template driver_template = { |
| .module = THIS_MODULE, |
| .name = driver_name, |
| .queuecommand = hptiop_queuecommand, |
| .eh_device_reset_handler = hptiop_reset, |
| .eh_bus_reset_handler = hptiop_reset, |
| .info = hptiop_info, |
| .emulated = 0, |
| .use_clustering = ENABLE_CLUSTERING, |
| .proc_name = driver_name, |
| .shost_attrs = hptiop_attrs, |
| .this_id = -1, |
| .change_queue_depth = hptiop_adjust_disk_queue_depth, |
| }; |
| |
| static int hptiop_internal_memalloc_mv(struct hptiop_hba *hba) |
| { |
| hba->u.mv.internal_req = dma_alloc_coherent(&hba->pcidev->dev, |
| 0x800, &hba->u.mv.internal_req_phy, GFP_KERNEL); |
| if (hba->u.mv.internal_req) |
| return 0; |
| else |
| return -1; |
| } |
| |
| static int hptiop_internal_memfree_mv(struct hptiop_hba *hba) |
| { |
| if (hba->u.mv.internal_req) { |
| dma_free_coherent(&hba->pcidev->dev, 0x800, |
| hba->u.mv.internal_req, hba->u.mv.internal_req_phy); |
| return 0; |
| } else |
| return -1; |
| } |
| |
| static int __devinit hptiop_probe(struct pci_dev *pcidev, |
| const struct pci_device_id *id) |
| { |
| struct Scsi_Host *host = NULL; |
| struct hptiop_hba *hba; |
| struct hpt_iop_request_get_config iop_config; |
| struct hpt_iop_request_set_config set_config; |
| dma_addr_t start_phy; |
| void *start_virt; |
| u32 offset, i, req_size; |
| |
| dprintk("hptiop_probe(%p)\n", pcidev); |
| |
| if (pci_enable_device(pcidev)) { |
| printk(KERN_ERR "hptiop: fail to enable pci device\n"); |
| return -ENODEV; |
| } |
| |
| printk(KERN_INFO "adapter at PCI %d:%d:%d, IRQ %d\n", |
| pcidev->bus->number, pcidev->devfn >> 3, pcidev->devfn & 7, |
| pcidev->irq); |
| |
| pci_set_master(pcidev); |
| |
| /* Enable 64bit DMA if possible */ |
| if (pci_set_dma_mask(pcidev, DMA_64BIT_MASK)) { |
| if (pci_set_dma_mask(pcidev, DMA_32BIT_MASK)) { |
| printk(KERN_ERR "hptiop: fail to set dma_mask\n"); |
| goto disable_pci_device; |
| } |
| } |
| |
| if (pci_request_regions(pcidev, driver_name)) { |
| printk(KERN_ERR "hptiop: pci_request_regions failed\n"); |
| goto disable_pci_device; |
| } |
| |
| host = scsi_host_alloc(&driver_template, sizeof(struct hptiop_hba)); |
| if (!host) { |
| printk(KERN_ERR "hptiop: fail to alloc scsi host\n"); |
| goto free_pci_regions; |
| } |
| |
| hba = (struct hptiop_hba *)host->hostdata; |
| |
| hba->ops = (struct hptiop_adapter_ops *)id->driver_data; |
| hba->pcidev = pcidev; |
| hba->host = host; |
| hba->initialized = 0; |
| hba->iopintf_v2 = 0; |
| |
| atomic_set(&hba->resetting, 0); |
| atomic_set(&hba->reset_count, 0); |
| |
| init_waitqueue_head(&hba->reset_wq); |
| init_waitqueue_head(&hba->ioctl_wq); |
| |
| host->max_lun = 1; |
| host->max_channel = 0; |
| host->io_port = 0; |
| host->n_io_port = 0; |
| host->irq = pcidev->irq; |
| |
| if (hba->ops->map_pci_bar(hba)) |
| goto free_scsi_host; |
| |
| if (hba->ops->iop_wait_ready(hba, 20000)) { |
| printk(KERN_ERR "scsi%d: firmware not ready\n", |
| hba->host->host_no); |
| goto unmap_pci_bar; |
| } |
| |
| if (hba->ops->internal_memalloc) { |
| if (hba->ops->internal_memalloc(hba)) { |
| printk(KERN_ERR "scsi%d: internal_memalloc failed\n", |
| hba->host->host_no); |
| goto unmap_pci_bar; |
| } |
| } |
| |
| if (hba->ops->get_config(hba, &iop_config)) { |
| printk(KERN_ERR "scsi%d: get config failed\n", |
| hba->host->host_no); |
| goto unmap_pci_bar; |
| } |
| |
| hba->max_requests = min(le32_to_cpu(iop_config.max_requests), |
| HPTIOP_MAX_REQUESTS); |
| hba->max_devices = le32_to_cpu(iop_config.max_devices); |
| hba->max_request_size = le32_to_cpu(iop_config.request_size); |
| hba->max_sg_descriptors = le32_to_cpu(iop_config.max_sg_count); |
| hba->firmware_version = le32_to_cpu(iop_config.firmware_version); |
| hba->interface_version = le32_to_cpu(iop_config.interface_version); |
| hba->sdram_size = le32_to_cpu(iop_config.sdram_size); |
| |
| if (hba->firmware_version > 0x01020000 || |
| hba->interface_version > 0x01020000) |
| hba->iopintf_v2 = 1; |
| |
| host->max_sectors = le32_to_cpu(iop_config.data_transfer_length) >> 9; |
| host->max_id = le32_to_cpu(iop_config.max_devices); |
| host->sg_tablesize = le32_to_cpu(iop_config.max_sg_count); |
| host->can_queue = le32_to_cpu(iop_config.max_requests); |
| host->cmd_per_lun = le32_to_cpu(iop_config.max_requests); |
| host->max_cmd_len = 16; |
| |
| req_size = sizeof(struct hpt_iop_request_scsi_command) |
| + sizeof(struct hpt_iopsg) * (hba->max_sg_descriptors - 1); |
| if ((req_size & 0x1f) != 0) |
| req_size = (req_size + 0x1f) & ~0x1f; |
| |
| memset(&set_config, 0, sizeof(struct hpt_iop_request_set_config)); |
| set_config.iop_id = cpu_to_le32(host->host_no); |
| set_config.vbus_id = cpu_to_le16(host->host_no); |
| set_config.max_host_request_size = cpu_to_le16(req_size); |
| |
| if (hba->ops->set_config(hba, &set_config)) { |
| printk(KERN_ERR "scsi%d: set config failed\n", |
| hba->host->host_no); |
| goto unmap_pci_bar; |
| } |
| |
| pci_set_drvdata(pcidev, host); |
| |
| if (request_irq(pcidev->irq, hptiop_intr, IRQF_SHARED, |
| driver_name, hba)) { |
| printk(KERN_ERR "scsi%d: request irq %d failed\n", |
| hba->host->host_no, pcidev->irq); |
| goto unmap_pci_bar; |
| } |
| |
| /* Allocate request mem */ |
| |
| dprintk("req_size=%d, max_requests=%d\n", req_size, hba->max_requests); |
| |
| hba->req_size = req_size; |
| start_virt = dma_alloc_coherent(&pcidev->dev, |
| hba->req_size*hba->max_requests + 0x20, |
| &start_phy, GFP_KERNEL); |
| |
| if (!start_virt) { |
| printk(KERN_ERR "scsi%d: fail to alloc request mem\n", |
| hba->host->host_no); |
| goto free_request_irq; |
| } |
| |
| hba->dma_coherent = start_virt; |
| hba->dma_coherent_handle = start_phy; |
| |
| if ((start_phy & 0x1f) != 0) |
| { |
| offset = ((start_phy + 0x1f) & ~0x1f) - start_phy; |
| start_phy += offset; |
| start_virt += offset; |
| } |
| |
| hba->req_list = start_virt; |
| for (i = 0; i < hba->max_requests; i++) { |
| hba->reqs[i].next = NULL; |
| hba->reqs[i].req_virt = start_virt; |
| hba->reqs[i].req_shifted_phy = start_phy >> 5; |
| hba->reqs[i].index = i; |
| free_req(hba, &hba->reqs[i]); |
| start_virt = (char *)start_virt + hba->req_size; |
| start_phy = start_phy + hba->req_size; |
| } |
| |
| /* Enable Interrupt and start background task */ |
| if (hptiop_initialize_iop(hba)) |
| goto free_request_mem; |
| |
| if (scsi_add_host(host, &pcidev->dev)) { |
| printk(KERN_ERR "scsi%d: scsi_add_host failed\n", |
| hba->host->host_no); |
| goto free_request_mem; |
| } |
| |
| |
| scsi_scan_host(host); |
| |
| dprintk("scsi%d: hptiop_probe successfully\n", hba->host->host_no); |
| return 0; |
| |
| free_request_mem: |
| dma_free_coherent(&hba->pcidev->dev, |
| hba->req_size * hba->max_requests + 0x20, |
| hba->dma_coherent, hba->dma_coherent_handle); |
| |
| free_request_irq: |
| free_irq(hba->pcidev->irq, hba); |
| |
| unmap_pci_bar: |
| if (hba->ops->internal_memfree) |
| hba->ops->internal_memfree(hba); |
| |
| hba->ops->unmap_pci_bar(hba); |
| |
| free_scsi_host: |
| scsi_host_put(host); |
| |
| free_pci_regions: |
| pci_release_regions(pcidev); |
| |
| disable_pci_device: |
| pci_disable_device(pcidev); |
| |
| dprintk("scsi%d: hptiop_probe fail\n", host->host_no); |
| return -ENODEV; |
| } |
| |
| static void hptiop_shutdown(struct pci_dev *pcidev) |
| { |
| struct Scsi_Host *host = pci_get_drvdata(pcidev); |
| struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; |
| |
| dprintk("hptiop_shutdown(%p)\n", hba); |
| |
| /* stop the iop */ |
| if (iop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_SHUTDOWN, 60000)) |
| printk(KERN_ERR "scsi%d: shutdown the iop timeout\n", |
| hba->host->host_no); |
| |
| /* disable all outbound interrupts */ |
| hba->ops->disable_intr(hba); |
| } |
| |
| static void hptiop_disable_intr_itl(struct hptiop_hba *hba) |
| { |
| u32 int_mask; |
| |
| int_mask = readl(&hba->u.itl.iop->outbound_intmask); |
| writel(int_mask | |
| IOPMU_OUTBOUND_INT_MSG0 | IOPMU_OUTBOUND_INT_POSTQUEUE, |
| &hba->u.itl.iop->outbound_intmask); |
| readl(&hba->u.itl.iop->outbound_intmask); |
| } |
| |
| static void hptiop_disable_intr_mv(struct hptiop_hba *hba) |
| { |
| writel(0, &hba->u.mv.regs->outbound_intmask); |
| readl(&hba->u.mv.regs->outbound_intmask); |
| } |
| |
| static void hptiop_remove(struct pci_dev *pcidev) |
| { |
| struct Scsi_Host *host = pci_get_drvdata(pcidev); |
| struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; |
| |
| dprintk("scsi%d: hptiop_remove\n", hba->host->host_no); |
| |
| scsi_remove_host(host); |
| |
| hptiop_shutdown(pcidev); |
| |
| free_irq(hba->pcidev->irq, hba); |
| |
| dma_free_coherent(&hba->pcidev->dev, |
| hba->req_size * hba->max_requests + 0x20, |
| hba->dma_coherent, |
| hba->dma_coherent_handle); |
| |
| if (hba->ops->internal_memfree) |
| hba->ops->internal_memfree(hba); |
| |
| hba->ops->unmap_pci_bar(hba); |
| |
| pci_release_regions(hba->pcidev); |
| pci_set_drvdata(hba->pcidev, NULL); |
| pci_disable_device(hba->pcidev); |
| |
| scsi_host_put(host); |
| } |
| |
| static struct hptiop_adapter_ops hptiop_itl_ops = { |
| .iop_wait_ready = iop_wait_ready_itl, |
| .internal_memalloc = 0, |
| .internal_memfree = 0, |
| .map_pci_bar = hptiop_map_pci_bar_itl, |
| .unmap_pci_bar = hptiop_unmap_pci_bar_itl, |
| .enable_intr = hptiop_enable_intr_itl, |
| .disable_intr = hptiop_disable_intr_itl, |
| .get_config = iop_get_config_itl, |
| .set_config = iop_set_config_itl, |
| .iop_intr = iop_intr_itl, |
| .post_msg = hptiop_post_msg_itl, |
| .post_req = hptiop_post_req_itl, |
| }; |
| |
| static struct hptiop_adapter_ops hptiop_mv_ops = { |
| .iop_wait_ready = iop_wait_ready_mv, |
| .internal_memalloc = hptiop_internal_memalloc_mv, |
| .internal_memfree = hptiop_internal_memfree_mv, |
| .map_pci_bar = hptiop_map_pci_bar_mv, |
| .unmap_pci_bar = hptiop_unmap_pci_bar_mv, |
| .enable_intr = hptiop_enable_intr_mv, |
| .disable_intr = hptiop_disable_intr_mv, |
| .get_config = iop_get_config_mv, |
| .set_config = iop_set_config_mv, |
| .iop_intr = iop_intr_mv, |
| .post_msg = hptiop_post_msg_mv, |
| .post_req = hptiop_post_req_mv, |
| }; |
| |
| static struct pci_device_id hptiop_id_table[] = { |
| { PCI_VDEVICE(TTI, 0x3220), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3320), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3520), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x4320), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3510), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3511), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3521), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3522), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3410), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3540), (kernel_ulong_t)&hptiop_itl_ops }, |
| { PCI_VDEVICE(TTI, 0x3120), (kernel_ulong_t)&hptiop_mv_ops }, |
| { PCI_VDEVICE(TTI, 0x3122), (kernel_ulong_t)&hptiop_mv_ops }, |
| { PCI_VDEVICE(TTI, 0x3020), (kernel_ulong_t)&hptiop_mv_ops }, |
| {}, |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, hptiop_id_table); |
| |
| static struct pci_driver hptiop_pci_driver = { |
| .name = driver_name, |
| .id_table = hptiop_id_table, |
| .probe = hptiop_probe, |
| .remove = hptiop_remove, |
| .shutdown = hptiop_shutdown, |
| }; |
| |
| static int __init hptiop_module_init(void) |
| { |
| printk(KERN_INFO "%s %s\n", driver_name_long, driver_ver); |
| return pci_register_driver(&hptiop_pci_driver); |
| } |
| |
| static void __exit hptiop_module_exit(void) |
| { |
| pci_unregister_driver(&hptiop_pci_driver); |
| } |
| |
| |
| module_init(hptiop_module_init); |
| module_exit(hptiop_module_exit); |
| |
| MODULE_LICENSE("GPL"); |
| |