diff options
Diffstat (limited to 'drivers/scsi/aacraid/rx.c')
| -rw-r--r-- | drivers/scsi/aacraid/rx.c | 45 |
1 files changed, 36 insertions, 9 deletions
diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c index 84d77fd86e5..5c6a8703f53 100644 --- a/drivers/scsi/aacraid/rx.c +++ b/drivers/scsi/aacraid/rx.c @@ -5,7 +5,8 @@ * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.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 @@ -84,15 +85,35 @@ static irqreturn_t aac_rx_intr_producer(int irq, void *dev_id) 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 { - if (unlikely(aac_intr_normal(dev, Index))) { - rx_writel(dev, MUnit.OutboundQueue, Index); - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespReady); + 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); @@ -450,7 +471,7 @@ static int aac_rx_ioremap(struct aac_dev * dev, u32 size) iounmap(dev->regs.rx); return 0; } - dev->base = dev->regs.rx = ioremap(dev->scsi_host_ptr->base, size); + dev->base = dev->regs.rx = ioremap(dev->base_start, size); if (dev->base == NULL) return -1; dev->IndexRegs = &dev->regs.rx->IndexRegs; @@ -459,7 +480,7 @@ static int aac_rx_ioremap(struct aac_dev * dev, u32 size) static int aac_rx_restart_adapter(struct aac_dev *dev, int bled) { - u32 var; + u32 var = 0; if (!(dev->supplement_adapter_info.SupportedOptions2 & AAC_OPTION_MU_RESET) || (bled >= 0) || (bled == -2)) { @@ -479,13 +500,14 @@ static int aac_rx_restart_adapter(struct aac_dev *dev, int bled) if (bled && (bled != -ETIMEDOUT)) return -EINVAL; } - if (bled || (var == 0x3803000F)) { /* USE_OTHER_METHOD */ + if (bled && (var == 0x3803000F)) { /* USE_OTHER_METHOD */ rx_writel(dev, MUnit.reserved2, 3); msleep(5000); /* Delay 5 seconds */ var = 0x00000001; } - if (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) @@ -622,15 +644,20 @@ int _aac_rx_init(struct aac_dev *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|IRQF_DISABLED, "aacraid", dev) < 0) { + 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 |