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path: root/drivers/scsi/aacraid/rx.c
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-rw-r--r--drivers/scsi/aacraid/rx.c683
1 files changed, 683 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c
new file mode 100644
index 000000000..e06ff83b6
--- /dev/null
+++ b/drivers/scsi/aacraid/rx.c
@@ -0,0 +1,683 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Adaptec AAC series RAID controller driver
+ * (c) Copyright 2001 Red Hat Inc.
+ *
+ * based on the old aacraid driver that is..
+ * Adaptec aacraid device driver for Linux.
+ *
+ * Copyright (c) 2000-2010 Adaptec, Inc.
+ * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
+ * 2016-2017 Microsemi Corp. (aacraid@microsemi.com)
+ *
+ * Module Name:
+ * rx.c
+ *
+ * Abstract: Hardware miniport for Drawbridge specific hardware functions.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/spinlock.h>
+#include <linux/blkdev.h>
+#include <linux/delay.h>
+#include <linux/completion.h>
+#include <linux/time.h>
+#include <linux/interrupt.h>
+
+#include <scsi/scsi_host.h>
+
+#include "aacraid.h"
+
+static irqreturn_t aac_rx_intr_producer(int irq, void *dev_id)
+{
+ struct aac_dev *dev = dev_id;
+ unsigned long bellbits;
+ u8 intstat = rx_readb(dev, MUnit.OISR);
+
+ /*
+ * Read mask and invert because drawbridge is reversed.
+ * This allows us to only service interrupts that have
+ * been enabled.
+ * Check to see if this is our interrupt. If it isn't just return
+ */
+ if (likely(intstat & ~(dev->OIMR))) {
+ bellbits = rx_readl(dev, OutboundDoorbellReg);
+ if (unlikely(bellbits & DoorBellPrintfReady)) {
+ aac_printf(dev, readl (&dev->IndexRegs->Mailbox[5]));
+ rx_writel(dev, MUnit.ODR,DoorBellPrintfReady);
+ rx_writel(dev, InboundDoorbellReg,DoorBellPrintfDone);
+ }
+ else if (unlikely(bellbits & DoorBellAdapterNormCmdReady)) {
+ rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdReady);
+ aac_command_normal(&dev->queues->queue[HostNormCmdQueue]);
+ }
+ else if (likely(bellbits & DoorBellAdapterNormRespReady)) {
+ rx_writel(dev, MUnit.ODR,DoorBellAdapterNormRespReady);
+ aac_response_normal(&dev->queues->queue[HostNormRespQueue]);
+ }
+ else if (unlikely(bellbits & DoorBellAdapterNormCmdNotFull)) {
+ rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull);
+ }
+ else if (unlikely(bellbits & DoorBellAdapterNormRespNotFull)) {
+ rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull);
+ rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespNotFull);
+ }
+ return IRQ_HANDLED;
+ }
+ return IRQ_NONE;
+}
+
+static irqreturn_t aac_rx_intr_message(int irq, void *dev_id)
+{
+ int isAif, isFastResponse, isSpecial;
+ struct aac_dev *dev = dev_id;
+ u32 Index = rx_readl(dev, MUnit.OutboundQueue);
+ if (unlikely(Index == 0xFFFFFFFFL))
+ Index = rx_readl(dev, MUnit.OutboundQueue);
+ if (likely(Index != 0xFFFFFFFFL)) {
+ do {
+ isAif = isFastResponse = isSpecial = 0;
+ if (Index & 0x00000002L) {
+ isAif = 1;
+ if (Index == 0xFFFFFFFEL)
+ isSpecial = 1;
+ Index &= ~0x00000002L;
+ } else {
+ if (Index & 0x00000001L)
+ isFastResponse = 1;
+ Index >>= 2;
+ }
+ if (!isSpecial) {
+ if (unlikely(aac_intr_normal(dev,
+ Index, isAif,
+ isFastResponse, NULL))) {
+ rx_writel(dev,
+ MUnit.OutboundQueue,
+ Index);
+ rx_writel(dev,
+ MUnit.ODR,
+ DoorBellAdapterNormRespReady);
+ }
+ }
+ Index = rx_readl(dev, MUnit.OutboundQueue);
+ } while (Index != 0xFFFFFFFFL);
+ return IRQ_HANDLED;
+ }
+ return IRQ_NONE;
+}
+
+/**
+ * aac_rx_disable_interrupt - Disable interrupts
+ * @dev: Adapter
+ */
+
+static void aac_rx_disable_interrupt(struct aac_dev *dev)
+{
+ rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff);
+}
+
+/**
+ * aac_rx_enable_interrupt_producer - Enable interrupts
+ * @dev: Adapter
+ */
+
+static void aac_rx_enable_interrupt_producer(struct aac_dev *dev)
+{
+ rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb);
+}
+
+/**
+ * aac_rx_enable_interrupt_message - Enable interrupts
+ * @dev: Adapter
+ */
+
+static void aac_rx_enable_interrupt_message(struct aac_dev *dev)
+{
+ rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7);
+}
+
+/**
+ * rx_sync_cmd - send a command and wait
+ * @dev: Adapter
+ * @command: Command to execute
+ * @p1: first parameter
+ * @p2: second parameter
+ * @p3: third parameter
+ * @p4: forth parameter
+ * @p5: fifth parameter
+ * @p6: sixth parameter
+ * @status: adapter status
+ * @r1: first return value
+ * @r2: second return value
+ * @r3: third return value
+ * @r4: forth return value
+ *
+ * This routine will send a synchronous command to the adapter and wait
+ * for its completion.
+ */
+
+static int rx_sync_cmd(struct aac_dev *dev, u32 command,
+ u32 p1, u32 p2, u32 p3, u32 p4, u32 p5, u32 p6,
+ u32 *status, u32 * r1, u32 * r2, u32 * r3, u32 * r4)
+{
+ unsigned long start;
+ int ok;
+ /*
+ * Write the command into Mailbox 0
+ */
+ writel(command, &dev->IndexRegs->Mailbox[0]);
+ /*
+ * Write the parameters into Mailboxes 1 - 6
+ */
+ writel(p1, &dev->IndexRegs->Mailbox[1]);
+ writel(p2, &dev->IndexRegs->Mailbox[2]);
+ writel(p3, &dev->IndexRegs->Mailbox[3]);
+ writel(p4, &dev->IndexRegs->Mailbox[4]);
+ /*
+ * Clear the synch command doorbell to start on a clean slate.
+ */
+ rx_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0);
+ /*
+ * Disable doorbell interrupts
+ */
+ rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff);
+ /*
+ * Force the completion of the mask register write before issuing
+ * the interrupt.
+ */
+ rx_readb (dev, MUnit.OIMR);
+ /*
+ * Signal that there is a new synch command
+ */
+ rx_writel(dev, InboundDoorbellReg, INBOUNDDOORBELL_0);
+
+ ok = 0;
+ start = jiffies;
+
+ /*
+ * Wait up to 30 seconds
+ */
+ while (time_before(jiffies, start+30*HZ))
+ {
+ udelay(5); /* Delay 5 microseconds to let Mon960 get info. */
+ /*
+ * Mon960 will set doorbell0 bit when it has completed the command.
+ */
+ if (rx_readl(dev, OutboundDoorbellReg) & OUTBOUNDDOORBELL_0) {
+ /*
+ * Clear the doorbell.
+ */
+ rx_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0);
+ ok = 1;
+ break;
+ }
+ /*
+ * Yield the processor in case we are slow
+ */
+ msleep(1);
+ }
+ if (unlikely(ok != 1)) {
+ /*
+ * Restore interrupt mask even though we timed out
+ */
+ aac_adapter_enable_int(dev);
+ return -ETIMEDOUT;
+ }
+ /*
+ * Pull the synch status from Mailbox 0.
+ */
+ if (status)
+ *status = readl(&dev->IndexRegs->Mailbox[0]);
+ if (r1)
+ *r1 = readl(&dev->IndexRegs->Mailbox[1]);
+ if (r2)
+ *r2 = readl(&dev->IndexRegs->Mailbox[2]);
+ if (r3)
+ *r3 = readl(&dev->IndexRegs->Mailbox[3]);
+ if (r4)
+ *r4 = readl(&dev->IndexRegs->Mailbox[4]);
+ /*
+ * Clear the synch command doorbell.
+ */
+ rx_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0);
+ /*
+ * Restore interrupt mask
+ */
+ aac_adapter_enable_int(dev);
+ return 0;
+
+}
+
+/**
+ * aac_rx_interrupt_adapter - interrupt adapter
+ * @dev: Adapter
+ *
+ * Send an interrupt to the i960 and breakpoint it.
+ */
+
+static void aac_rx_interrupt_adapter(struct aac_dev *dev)
+{
+ rx_sync_cmd(dev, BREAKPOINT_REQUEST, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL);
+}
+
+/**
+ * aac_rx_notify_adapter - send an event to the adapter
+ * @dev: Adapter
+ * @event: Event to send
+ *
+ * Notify the i960 that something it probably cares about has
+ * happened.
+ */
+
+static void aac_rx_notify_adapter(struct aac_dev *dev, u32 event)
+{
+ switch (event) {
+
+ case AdapNormCmdQue:
+ rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_1);
+ break;
+ case HostNormRespNotFull:
+ rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_4);
+ break;
+ case AdapNormRespQue:
+ rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_2);
+ break;
+ case HostNormCmdNotFull:
+ rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_3);
+ break;
+ case HostShutdown:
+ break;
+ case FastIo:
+ rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_6);
+ break;
+ case AdapPrintfDone:
+ rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_5);
+ break;
+ default:
+ BUG();
+ break;
+ }
+}
+
+/**
+ * aac_rx_start_adapter - activate adapter
+ * @dev: Adapter
+ *
+ * Start up processing on an i960 based AAC adapter
+ */
+
+static void aac_rx_start_adapter(struct aac_dev *dev)
+{
+ union aac_init *init;
+
+ init = dev->init;
+ init->r7.host_elapsed_seconds = cpu_to_le32(ktime_get_real_seconds());
+ // We can only use a 32 bit address here
+ rx_sync_cmd(dev, INIT_STRUCT_BASE_ADDRESS, (u32)(ulong)dev->init_pa,
+ 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL);
+}
+
+/**
+ * aac_rx_check_health
+ * @dev: device to check if healthy
+ *
+ * Will attempt to determine if the specified adapter is alive and
+ * capable of handling requests, returning 0 if alive.
+ */
+static int aac_rx_check_health(struct aac_dev *dev)
+{
+ u32 status = rx_readl(dev, MUnit.OMRx[0]);
+
+ /*
+ * Check to see if the board failed any self tests.
+ */
+ if (unlikely(status & SELF_TEST_FAILED))
+ return -1;
+ /*
+ * Check to see if the board panic'd.
+ */
+ if (unlikely(status & KERNEL_PANIC)) {
+ char * buffer;
+ struct POSTSTATUS {
+ __le32 Post_Command;
+ __le32 Post_Address;
+ } * post;
+ dma_addr_t paddr, baddr;
+ int ret;
+
+ if (likely((status & 0xFF000000L) == 0xBC000000L))
+ return (status >> 16) & 0xFF;
+ buffer = dma_alloc_coherent(&dev->pdev->dev, 512, &baddr,
+ GFP_KERNEL);
+ ret = -2;
+ if (unlikely(buffer == NULL))
+ return ret;
+ post = dma_alloc_coherent(&dev->pdev->dev,
+ sizeof(struct POSTSTATUS), &paddr,
+ GFP_KERNEL);
+ if (unlikely(post == NULL)) {
+ dma_free_coherent(&dev->pdev->dev, 512, buffer, baddr);
+ return ret;
+ }
+ memset(buffer, 0, 512);
+ post->Post_Command = cpu_to_le32(COMMAND_POST_RESULTS);
+ post->Post_Address = cpu_to_le32(baddr);
+ rx_writel(dev, MUnit.IMRx[0], paddr);
+ rx_sync_cmd(dev, COMMAND_POST_RESULTS, baddr, 0, 0, 0, 0, 0,
+ NULL, NULL, NULL, NULL, NULL);
+ dma_free_coherent(&dev->pdev->dev, sizeof(struct POSTSTATUS),
+ post, paddr);
+ if (likely((buffer[0] == '0') && ((buffer[1] == 'x') || (buffer[1] == 'X')))) {
+ ret = (hex_to_bin(buffer[2]) << 4) +
+ hex_to_bin(buffer[3]);
+ }
+ dma_free_coherent(&dev->pdev->dev, 512, buffer, baddr);
+ return ret;
+ }
+ /*
+ * Wait for the adapter to be up and running.
+ */
+ if (unlikely(!(status & KERNEL_UP_AND_RUNNING)))
+ return -3;
+ /*
+ * Everything is OK
+ */
+ return 0;
+}
+
+/**
+ * aac_rx_deliver_producer
+ * @fib: fib to issue
+ *
+ * Will send a fib, returning 0 if successful.
+ */
+int aac_rx_deliver_producer(struct fib * fib)
+{
+ struct aac_dev *dev = fib->dev;
+ struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue];
+ u32 Index;
+ unsigned long nointr = 0;
+
+ aac_queue_get( dev, &Index, AdapNormCmdQueue, fib->hw_fib_va, 1, fib, &nointr);
+
+ atomic_inc(&q->numpending);
+ *(q->headers.producer) = cpu_to_le32(Index + 1);
+ if (!(nointr & aac_config.irq_mod))
+ aac_adapter_notify(dev, AdapNormCmdQueue);
+
+ return 0;
+}
+
+/**
+ * aac_rx_deliver_message
+ * @fib: fib to issue
+ *
+ * Will send a fib, returning 0 if successful.
+ */
+static int aac_rx_deliver_message(struct fib * fib)
+{
+ struct aac_dev *dev = fib->dev;
+ struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue];
+ u32 Index;
+ u64 addr;
+ volatile void __iomem *device;
+
+ unsigned long count = 10000000L; /* 50 seconds */
+ atomic_inc(&q->numpending);
+ for(;;) {
+ Index = rx_readl(dev, MUnit.InboundQueue);
+ if (unlikely(Index == 0xFFFFFFFFL))
+ Index = rx_readl(dev, MUnit.InboundQueue);
+ if (likely(Index != 0xFFFFFFFFL))
+ break;
+ if (--count == 0) {
+ atomic_dec(&q->numpending);
+ return -ETIMEDOUT;
+ }
+ udelay(5);
+ }
+ device = dev->base + Index;
+ addr = fib->hw_fib_pa;
+ writel((u32)(addr & 0xffffffff), device);
+ device += sizeof(u32);
+ writel((u32)(addr >> 32), device);
+ device += sizeof(u32);
+ writel(le16_to_cpu(fib->hw_fib_va->header.Size), device);
+ rx_writel(dev, MUnit.InboundQueue, Index);
+ return 0;
+}
+
+/**
+ * aac_rx_ioremap
+ * @dev: adapter
+ * @size: mapping resize request
+ *
+ */
+static int aac_rx_ioremap(struct aac_dev * dev, u32 size)
+{
+ if (!size) {
+ iounmap(dev->regs.rx);
+ return 0;
+ }
+ dev->base = dev->regs.rx = ioremap(dev->base_start, size);
+ if (dev->base == NULL)
+ return -1;
+ dev->IndexRegs = &dev->regs.rx->IndexRegs;
+ return 0;
+}
+
+static int aac_rx_restart_adapter(struct aac_dev *dev, int bled, u8 reset_type)
+{
+ u32 var = 0;
+
+ if (!(dev->supplement_adapter_info.supported_options2 &
+ AAC_OPTION_MU_RESET) || (bled >= 0) || (bled == -2)) {
+ if (bled)
+ printk(KERN_ERR "%s%d: adapter kernel panic'd %x.\n",
+ dev->name, dev->id, bled);
+ else {
+ bled = aac_adapter_sync_cmd(dev, IOP_RESET_ALWAYS,
+ 0, 0, 0, 0, 0, 0, &var, NULL, NULL, NULL, NULL);
+ if (!bled && (var != 0x00000001) && (var != 0x3803000F))
+ bled = -EINVAL;
+ }
+ if (bled && (bled != -ETIMEDOUT))
+ bled = aac_adapter_sync_cmd(dev, IOP_RESET,
+ 0, 0, 0, 0, 0, 0, &var, NULL, NULL, NULL, NULL);
+
+ if (bled && (bled != -ETIMEDOUT))
+ return -EINVAL;
+ }
+ if (bled && (var == 0x3803000F)) { /* USE_OTHER_METHOD */
+ rx_writel(dev, MUnit.reserved2, 3);
+ msleep(5000); /* Delay 5 seconds */
+ var = 0x00000001;
+ }
+ if (bled && (var != 0x00000001))
+ return -EINVAL;
+ ssleep(5);
+ if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC)
+ return -ENODEV;
+ if (startup_timeout < 300)
+ startup_timeout = 300;
+ return 0;
+}
+
+/**
+ * aac_rx_select_comm - Select communications method
+ * @dev: Adapter
+ * @comm: communications method
+ */
+
+int aac_rx_select_comm(struct aac_dev *dev, int comm)
+{
+ switch (comm) {
+ case AAC_COMM_PRODUCER:
+ dev->a_ops.adapter_enable_int = aac_rx_enable_interrupt_producer;
+ dev->a_ops.adapter_intr = aac_rx_intr_producer;
+ dev->a_ops.adapter_deliver = aac_rx_deliver_producer;
+ break;
+ case AAC_COMM_MESSAGE:
+ dev->a_ops.adapter_enable_int = aac_rx_enable_interrupt_message;
+ dev->a_ops.adapter_intr = aac_rx_intr_message;
+ dev->a_ops.adapter_deliver = aac_rx_deliver_message;
+ break;
+ default:
+ return 1;
+ }
+ return 0;
+}
+
+/**
+ * _aac_rx_init - initialize an i960 based AAC card
+ * @dev: device to configure
+ *
+ * Allocate and set up resources for the i960 based AAC variants. The
+ * device_interface in the commregion will be allocated and linked
+ * to the comm region.
+ */
+
+int _aac_rx_init(struct aac_dev *dev)
+{
+ unsigned long start;
+ unsigned long status;
+ int restart = 0;
+ int instance = dev->id;
+ const char * name = dev->name;
+
+ if (aac_adapter_ioremap(dev, dev->base_size)) {
+ printk(KERN_WARNING "%s: unable to map adapter.\n", name);
+ goto error_iounmap;
+ }
+
+ /* Failure to reset here is an option ... */
+ dev->a_ops.adapter_sync_cmd = rx_sync_cmd;
+ dev->a_ops.adapter_enable_int = aac_rx_disable_interrupt;
+ dev->OIMR = status = rx_readb (dev, MUnit.OIMR);
+
+ if (((status & 0x0c) != 0x0c) || dev->init_reset) {
+ dev->init_reset = false;
+ if (!aac_rx_restart_adapter(dev, 0, IOP_HWSOFT_RESET)) {
+ /* Make sure the Hardware FIFO is empty */
+ while ((++restart < 512) &&
+ (rx_readl(dev, MUnit.OutboundQueue) != 0xFFFFFFFFL));
+ }
+ }
+
+ /*
+ * Check to see if the board panic'd while booting.
+ */
+ status = rx_readl(dev, MUnit.OMRx[0]);
+ if (status & KERNEL_PANIC) {
+ if (aac_rx_restart_adapter(dev,
+ aac_rx_check_health(dev), IOP_HWSOFT_RESET))
+ goto error_iounmap;
+ ++restart;
+ }
+ /*
+ * Check to see if the board failed any self tests.
+ */
+ status = rx_readl(dev, MUnit.OMRx[0]);
+ if (status & SELF_TEST_FAILED) {
+ printk(KERN_ERR "%s%d: adapter self-test failed.\n", dev->name, instance);
+ goto error_iounmap;
+ }
+ /*
+ * Check to see if the monitor panic'd while booting.
+ */
+ if (status & MONITOR_PANIC) {
+ printk(KERN_ERR "%s%d: adapter monitor panic.\n", dev->name, instance);
+ goto error_iounmap;
+ }
+ start = jiffies;
+ /*
+ * Wait for the adapter to be up and running. Wait up to 3 minutes
+ */
+ while (!((status = rx_readl(dev, MUnit.OMRx[0])) & KERNEL_UP_AND_RUNNING))
+ {
+ if ((restart &&
+ (status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC))) ||
+ time_after(jiffies, start+HZ*startup_timeout)) {
+ printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n",
+ dev->name, instance, status);
+ goto error_iounmap;
+ }
+ if (!restart &&
+ ((status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC)) ||
+ time_after(jiffies, start + HZ *
+ ((startup_timeout > 60)
+ ? (startup_timeout - 60)
+ : (startup_timeout / 2))))) {
+ if (likely(!aac_rx_restart_adapter(dev,
+ aac_rx_check_health(dev), IOP_HWSOFT_RESET)))
+ start = jiffies;
+ ++restart;
+ }
+ msleep(1);
+ }
+ if (restart && aac_commit)
+ aac_commit = 1;
+ /*
+ * Fill in the common function dispatch table.
+ */
+ dev->a_ops.adapter_interrupt = aac_rx_interrupt_adapter;
+ dev->a_ops.adapter_disable_int = aac_rx_disable_interrupt;
+ dev->a_ops.adapter_notify = aac_rx_notify_adapter;
+ dev->a_ops.adapter_sync_cmd = rx_sync_cmd;
+ dev->a_ops.adapter_check_health = aac_rx_check_health;
+ dev->a_ops.adapter_restart = aac_rx_restart_adapter;
+ dev->a_ops.adapter_start = aac_rx_start_adapter;
+
+ /*
+ * First clear out all interrupts. Then enable the one's that we
+ * can handle.
+ */
+ aac_adapter_comm(dev, AAC_COMM_PRODUCER);
+ aac_adapter_disable_int(dev);
+ rx_writel(dev, MUnit.ODR, 0xffffffff);
+ aac_adapter_enable_int(dev);
+
+ if (aac_init_adapter(dev) == NULL)
+ goto error_iounmap;
+ aac_adapter_comm(dev, dev->comm_interface);
+ dev->sync_mode = 0; /* sync. mode not supported */
+ dev->msi = aac_msi && !pci_enable_msi(dev->pdev);
+ if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr,
+ IRQF_SHARED, "aacraid", dev) < 0) {
+ if (dev->msi)
+ pci_disable_msi(dev->pdev);
+ printk(KERN_ERR "%s%d: Interrupt unavailable.\n",
+ name, instance);
+ goto error_iounmap;
+ }
+ dev->dbg_base = dev->base_start;
+ dev->dbg_base_mapped = dev->base;
+ dev->dbg_size = dev->base_size;
+
+ aac_adapter_enable_int(dev);
+ /*
+ * Tell the adapter that all is configured, and it can
+ * start accepting requests
+ */
+ aac_rx_start_adapter(dev);
+
+ return 0;
+
+error_iounmap:
+
+ return -1;
+}
+
+int aac_rx_init(struct aac_dev *dev)
+{
+ /*
+ * Fill in the function dispatch table.
+ */
+ dev->a_ops.adapter_ioremap = aac_rx_ioremap;
+ dev->a_ops.adapter_comm = aac_rx_select_comm;
+
+ return _aac_rx_init(dev);
+}