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-rw-r--r--drivers/ide/pci/sgiioc4.c39
1 files changed, 16 insertions, 23 deletions
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index 12ad4ca4b037..84cd986810cf 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -339,23 +339,20 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
if (dma_base == 0)
return -1;
- printk(KERN_INFO "%s: BM-DMA at 0x%04lx-0x%04lx\n", hwif->name,
- dma_base, dma_base + num_ports - 1);
+ printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
- if (!request_mem_region(dma_base, num_ports, hwif->name)) {
- printk(KERN_ERR
- "%s(%s) -- ERROR, Addresses 0x%p to 0x%p "
- "ALREADY in use\n",
- __func__, hwif->name, (void *) dma_base,
- (void *) dma_base + num_ports - 1);
+ if (request_mem_region(dma_base, num_ports, hwif->name) == NULL) {
+ printk(KERN_ERR "%s(%s) -- ERROR: addresses 0x%08lx to 0x%08lx "
+ "already in use\n", __func__, hwif->name,
+ dma_base, dma_base + num_ports - 1);
return -1;
}
virt_dma_base = ioremap(dma_base, num_ports);
if (virt_dma_base == NULL) {
- printk(KERN_ERR
- "%s(%s) -- ERROR, Unable to map addresses 0x%lx to 0x%lx\n",
- __func__, hwif->name, dma_base, dma_base + num_ports - 1);
+ printk(KERN_ERR "%s(%s) -- ERROR: unable to map addresses "
+ "0x%lx to 0x%lx\n", __func__, hwif->name,
+ dma_base, dma_base + num_ports - 1);
goto dma_remap_failure;
}
hwif->dma_base = (unsigned long) virt_dma_base;
@@ -378,11 +375,9 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
pci_free_consistent(dev, IOC4_PRD_ENTRIES * IOC4_PRD_BYTES,
hwif->dmatable_cpu, hwif->dmatable_dma);
- printk(KERN_INFO
- "%s() -- Error! Unable to allocate DMA Maps for drive %s\n",
+ printk(KERN_ERR "%s(%s) -- ERROR: Unable to allocate DMA maps\n",
__func__, hwif->name);
- printk(KERN_INFO
- "Changing from DMA to PIO mode for Drive %s\n", hwif->name);
+ printk(KERN_INFO "%s: changing from DMA to PIO mode", hwif->name);
dma_pci_alloc_failure:
iounmap(virt_dma_base);
@@ -618,14 +613,12 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev)
irqport = (unsigned long) virt_base + IOC4_INTR_OFFSET;
cmd_phys_base = bar0 + IOC4_CMD_OFFSET;
- if (!request_mem_region(cmd_phys_base, IOC4_CMD_CTL_BLK_SIZE,
- DRV_NAME)) {
- printk(KERN_ERR
- "%s %s: -- ERROR, Addresses "
- "0x%p to 0x%p ALREADY in use\n",
- DRV_NAME, pci_name(dev), (void *)cmd_phys_base,
- (void *) cmd_phys_base + IOC4_CMD_CTL_BLK_SIZE);
- return -ENOMEM;
+ if (request_mem_region(cmd_phys_base, IOC4_CMD_CTL_BLK_SIZE,
+ DRV_NAME) == NULL) {
+ printk(KERN_ERR "%s %s -- ERROR: addresses 0x%08lx to 0x%08lx "
+ "already in use\n", DRV_NAME, pci_name(dev),
+ cmd_phys_base, cmd_phys_base + IOC4_CMD_CTL_BLK_SIZE);
+ return -EBUSY;
}
/* Initialize the IO registers */
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