/*
- * HighPoint RR3xxx controller driver for Linux
+ * 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
#include "hptiop.h"
MODULE_AUTHOR("HighPoint Technologies, Inc.");
-MODULE_DESCRIPTION("HighPoint RocketRAID 3xxx SATA Controller Driver");
+MODULE_DESCRIPTION("HighPoint RocketRAID 3xxx/4xxx Controller Driver");
static char driver_name[] = "hptiop";
-static const char driver_name_long[] = "RocketRAID 3xxx SATA Controller driver";
-static const char driver_ver[] = "v1.2 (070830)";
-
-static void hptiop_host_request_callback(struct hptiop_hba *hba, u32 tag);
-static void hptiop_iop_request_callback(struct hptiop_hba *hba, u32 tag);
+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 inline void hptiop_pci_posting_flush(struct hpt_iopmu __iomem *iop)
-{
- readl(&iop->outbound_intstatus);
-}
-
-static int iop_wait_ready(struct hpt_iopmu __iomem *iop, u32 millisec)
+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(&iop->inbound_queue);
+ req = readl(&hba->u.itl.iop->inbound_queue);
if (req != IOPMU_QUEUE_EMPTY)
break;
msleep(1);
}
if (req != IOPMU_QUEUE_EMPTY) {
- writel(req, &iop->outbound_queue);
- hptiop_pci_posting_flush(iop);
+ writel(req, &hba->u.itl.iop->outbound_queue);
+ readl(&hba->u.itl.iop->outbound_intstatus);
return 0;
}
return -1;
}
-static void hptiop_request_callback(struct hptiop_hba *hba, u32 tag)
+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)
- return hptiop_host_request_callback(hba,
+ hptiop_host_request_callback_itl(hba,
tag & ~IOPMU_QUEUE_ADDR_HOST_BIT);
else
- return hptiop_iop_request_callback(hba, tag);
+ hptiop_iop_request_callback_itl(hba, tag);
}
-static inline void hptiop_drain_outbound_queue(struct hptiop_hba *hba)
+static void hptiop_drain_outbound_queue_itl(struct hptiop_hba *hba)
{
u32 req;
- while ((req = readl(&hba->iop->outbound_queue)) != IOPMU_QUEUE_EMPTY) {
+ while ((req = readl(&hba->u.itl.iop->outbound_queue)) !=
+ IOPMU_QUEUE_EMPTY) {
if (req & IOPMU_QUEUE_MASK_HOST_BITS)
- hptiop_request_callback(hba, req);
+ hptiop_request_callback_itl(hba, req);
else {
struct hpt_iop_request_header __iomem * p;
p = (struct hpt_iop_request_header __iomem *)
- ((char __iomem *)hba->iop + req);
+ ((char __iomem *)hba->u.itl.iop + req);
if (readl(&p->flags) & IOP_REQUEST_FLAG_SYNC_REQUEST) {
if (readl(&p->context))
- hptiop_request_callback(hba, req);
+ hptiop_request_callback_itl(hba, req);
else
writel(1, &p->context);
}
else
- hptiop_request_callback(hba, req);
+ hptiop_request_callback_itl(hba, req);
}
}
}
-static int __iop_intr(struct hptiop_hba *hba)
+static int iop_intr_itl(struct hptiop_hba *hba)
{
- struct hpt_iopmu __iomem *iop = hba->iop;
+ struct hpt_iopmu_itl __iomem *iop = hba->u.itl.iop;
u32 status;
int ret = 0;
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);
}
if (status & IOPMU_OUTBOUND_INT_POSTQUEUE) {
- hptiop_drain_outbound_queue(hba);
+ 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(struct hptiop_hba *hba,
+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(readl(&req->flags) | IOP_REQUEST_FLAG_SYNC_REQUEST, &req->flags);
writel(0, &req->context);
-
- writel((unsigned long)req - (unsigned long)hba->iop,
- &hba->iop->inbound_queue);
-
- hptiop_pci_posting_flush(hba->iop);
+ 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(hba);
+ iop_intr_itl(hba);
if (readl(&req->context))
return 0;
msleep(1);
return -1;
}
-static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec)
+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);
+}
- writel(msg, &hba->iop->inbound_msgaddr0);
+static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec)
+{
+ u32 i;
- hptiop_pci_posting_flush(hba->iop);
+ hba->msg_done = 0;
+ hba->ops->post_msg(hba, msg);
for (i = 0; i < millisec; i++) {
spin_lock_irq(hba->host->host_lock);
- __iop_intr(hba);
+ hba->ops->iop_intr(hba);
spin_unlock_irq(hba->host->host_lock);
if (hba->msg_done)
break;
return hba->msg_done? 0 : -1;
}
-static int iop_get_config(struct hptiop_hba *hba,
+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->iop->inbound_queue);
+ 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->iop + req32);
+ ((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(hba, req, 20000)) {
+ 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->iop->outbound_queue);
+ 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_le64(IOP_REQUEST_TYPE_GET_CONFIG<<5);
+
+ 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(struct hptiop_hba *hba,
+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->iop->inbound_queue);
+ 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->iop + req32);
+ ((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),
writel(sizeof(struct hpt_iop_request_set_config), &req->header.size);
writel(IOP_RESULT_PENDING, &req->header.result);
- if (iop_send_sync_request(hba, req, 20000)) {
+ if (iop_send_sync_request_itl(hba, req, 20000)) {
dprintk("Set config send cmd failed\n");
return -1;
}
- writel(req32, &hba->iop->outbound_queue);
+ writel(req32, &hba->u.itl.iop->outbound_queue);
return 0;
}
-static int hptiop_initialize_iop(struct hptiop_hba *hba)
+static int iop_set_config_mv(struct hptiop_hba *hba,
+ struct hpt_iop_request_set_config *config)
{
- struct hpt_iopmu __iomem *iop = hba->iop;
+ struct hpt_iop_request_set_config *req = hba->u.mv.internal_req;
- /* enable interrupts */
+ 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_le64(IOP_REQUEST_TYPE_SET_CONFIG<<5);
+
+ 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),
- &iop->outbound_intmask);
+ &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;
return 0;
}
-static int hptiop_map_pci_bar(struct hptiop_hba *hba)
+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, 0) & IORESOURCE_MEM)) {
+
+ if (!(pci_resource_flags(pcidev, index) & IORESOURCE_MEM)) {
printk(KERN_ERR "scsi%d: pci resource invalid\n",
hba->host->host_no);
- return -1;
+ return 0;
}
- mem_base_phy = pci_resource_start(pcidev, 0);
- length = pci_resource_len(pcidev, 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;
}
- hba->iop = mem_base_virt;
- dprintk("hptiop_map_pci_bar: iop=%p\n", hba->iop);
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;
hba->msg_done = 1;
}
-static inline struct hptiop_request *get_req(struct hptiop_hba *hba)
+static struct hptiop_request *get_req(struct hptiop_hba *hba)
{
struct hptiop_request *ret;
return ret;
}
-static inline void free_req(struct hptiop_hba *hba, struct hptiop_request *req)
+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_host_request_callback(struct hptiop_hba *hba, u32 _tag)
+static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag,
+ struct hpt_iop_request_scsi_command *req)
{
- struct hpt_iop_request_scsi_command *req;
struct scsi_cmnd *scp;
- 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 = IOP_RESULT_SUCCESS;
- } else {
- tag = _tag;
- req = hba->reqs[tag].req_virt;
- }
- dprintk("hptiop_host_request_callback: req=%p, type=%d, "
+ 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);
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:
case IOP_RESULT_INVALID_REQUEST:
scp->result = (DID_ABORT<<16);
break;
- case IOP_RESULT_MODE_SENSE_CHECK_CONDITION:
+ case IOP_RESULT_CHECK_CONDITION:
+ scsi_set_resid(scp,
+ scsi_bufflen(scp) - le32_to_cpu(req->dataxfer_length));
scp->result = SAM_STAT_CHECK_CONDITION;
- memset(&scp->sense_buffer,
- 0, sizeof(scp->sense_buffer));
memcpy(&scp->sense_buffer, &req->sg_list,
- min(sizeof(scp->sense_buffer),
+ min_t(size_t, sizeof(scp->sense_buffer),
le32_to_cpu(req->dataxfer_length)));
break;
free_req(hba, &hba->reqs[tag]);
}
-void hptiop_iop_request_callback(struct hptiop_hba *hba, u32 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->iop + tag);
- dprintk("hptiop_iop_request_callback: req=%p, type=%d, "
+ ((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);
arg->result = HPT_IOCTL_RESULT_FAILED;
arg->done(arg);
- writel(tag, &hba->iop->outbound_queue);
+ writel(tag, &hba->u.itl.iop->outbound_queue);
}
static irqreturn_t hptiop_intr(int irq, void *dev_id)
unsigned long flags;
spin_lock_irqsave(hba->host->host_lock, flags);
- handled = __iop_intr(hba);
+ handled = hba->ops->iop_intr(hba);
spin_unlock_irqrestore(hba->host->host_lock, flags);
return handled;
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 *))
{
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->header.context = cpu_to_le32(IOPMU_QUEUE_ADDR_HOST_BIT |
- (u32)_req->index);
- req->header.context_hi32 = 0;
req->dataxfer_length = cpu_to_le32(scsi_bufflen(scp));
req->channel = scp->device->channel;
req->target = scp->device->id;
+ sg_count * sizeof(struct hpt_iopsg));
memcpy(req->cdb, scp->cmnd, sizeof(req->cdb));
-
- if (hba->iopintf_v2) {
- u32 size_bits;
- if (req->header.size < 256)
- size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT;
- else if (req->header.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->iop->inbound_queue);
- } else
- writel(_req->req_shifted_phy | IOPMU_QUEUE_ADDR_HOST_BIT,
- &hba->iop->inbound_queue);
-
+ hba->ops->post_req(hba, _req);
return 0;
cmd_done:
{
if (atomic_xchg(&hba->resetting, 1) == 0) {
atomic_inc(&hba->reset_count);
- writel(IOPMU_INBOUND_MSG0_RESET,
- &hba->iop->inbound_msgaddr0);
- hptiop_pci_posting_flush(hba->iop);
+ hba->ops->post_msg(hba, IOPMU_INBOUND_MSG0_RESET);
}
wait_event_timeout(hba->reset_wq,
static int hptiop_adjust_disk_queue_depth(struct scsi_device *sdev,
int queue_depth)
{
- if(queue_depth > 256)
- queue_depth = 256;
+ 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;
}
.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)
{
hba = (struct hptiop_hba *)host->hostdata;
+ hba->ops = (struct hptiop_adapter_ops *)id->driver_data;
hba->pcidev = pcidev;
hba->host = host;
hba->initialized = 0;
host->n_io_port = 0;
host->irq = pcidev->irq;
- if (hptiop_map_pci_bar(hba))
+ if (hba->ops->map_pci_bar(hba))
goto free_scsi_host;
- if (iop_wait_ready(hba->iop, 20000)) {
+ 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 (iop_get_config(hba, &iop_config)) {
+ 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;
set_config.vbus_id = cpu_to_le16(host->host_no);
set_config.max_host_request_size = cpu_to_le16(req_size);
- if (iop_set_config(hba, &set_config)) {
+ 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;
free_request_mem:
dma_free_coherent(&hba->pcidev->dev,
- hba->req_size*hba->max_requests + 0x20,
+ 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:
- iounmap(hba->iop);
+ if (hba->ops->internal_memfree)
+ hba->ops->internal_memfree(hba);
-free_pci_regions:
- pci_release_regions(pcidev) ;
+ 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);
{
struct Scsi_Host *host = pci_get_drvdata(pcidev);
struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata;
- struct hpt_iopmu __iomem *iop = hba->iop;
- u32 int_mask;
dprintk("hptiop_shutdown(%p)\n", hba);
hba->host->host_no);
/* disable all outbound interrupts */
- int_mask = readl(&iop->outbound_intmask);
+ 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,
- &iop->outbound_intmask);
- hptiop_pci_posting_flush(iop);
+ &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)
hba->dma_coherent,
hba->dma_coherent_handle);
- iounmap(hba->iop);
+ 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);
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) },
- { PCI_VDEVICE(TTI, 0x3320) },
- { PCI_VDEVICE(TTI, 0x3520) },
- { PCI_VDEVICE(TTI, 0x4320) },
+ { 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 },
{},
};
projects / openwrt / staging / blogic.git / commitdiff