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authorSergei Shtylyov <sshtylyov@ru.mvista.com>2006-10-03 01:14:25 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-03 08:04:08 -0700
commit3f63c5e88a5ce45b423f3712293f1664115b09c0 (patch)
treeb735419f00d8054fe16d8aa905d6e46128999050 /drivers/ide/pci/sgiioc4.c
parent27ac6036f31dea8117ecc525e0dbfd17b23e8c09 (diff)
[PATCH] ide: remove dma_base2 field from ide_hwif_t
Remove dma_base2 field from ide_hwif_t as it's used only in 2 drivers and without great need. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Cc: John Keller <jpk@sgi.com> Signed-off-by: Jeremy Higdon <jeremy@sgi.com> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/ide/pci/sgiioc4.c')
-rw-r--r--drivers/ide/pci/sgiioc4.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index d8a0d87df73..f3fe287fbd8 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -220,7 +220,7 @@ sgiioc4_ide_dma_end(ide_drive_t * drive)
ide_hwif_t *hwif = HWIF(drive);
u64 dma_base = hwif->dma_base;
int dma_stat = 0;
- unsigned long *ending_dma = (unsigned long *) hwif->dma_base2;
+ unsigned long *ending_dma = ide_get_hwifdata(hwif);
hwif->OUTL(IOC4_S_DMA_STOP, dma_base + IOC4_DMA_CTRL * 4);
@@ -369,6 +369,7 @@ ide_dma_sgiioc4(ide_hwif_t * hwif, unsigned long dma_base)
{
void __iomem *virt_dma_base;
int num_ports = sizeof (ioc4_dma_regs_t);
+ void *pad;
printk(KERN_INFO "%s: BM-DMA at 0x%04lx-0x%04lx\n", hwif->name,
dma_base, dma_base + num_ports - 1);
@@ -400,17 +401,14 @@ ide_dma_sgiioc4(ide_hwif_t * hwif, unsigned long dma_base)
hwif->sg_max_nents = IOC4_PRD_ENTRIES;
- hwif->dma_base2 = (unsigned long)
- pci_alloc_consistent(hwif->pci_dev,
- IOC4_IDE_CACHELINE_SIZE,
- (dma_addr_t *) &(hwif->dma_status));
+ pad = pci_alloc_consistent(hwif->pci_dev, IOC4_IDE_CACHELINE_SIZE,
+ (dma_addr_t *) &(hwif->dma_status));
- if (!hwif->dma_base2)
- goto dma_base2alloc_failure;
-
- return;
+ if (pad) {
+ ide_set_hwifdata(hwif, pad);
+ return;
+ }
-dma_base2alloc_failure:
pci_free_consistent(hwif->pci_dev,
IOC4_PRD_ENTRIES * IOC4_PRD_BYTES,
hwif->dmatable_cpu, hwif->dmatable_dma);
@@ -476,7 +474,7 @@ sgiioc4_configure_for_dma(int dma_direction, ide_drive_t * drive)
hwif->OUTL(dma_addr, dma_base + IOC4_DMA_PTR_L * 4);
/* Address of the Ending DMA */
- memset((unsigned int *) hwif->dma_base2, 0, IOC4_IDE_CACHELINE_SIZE);
+ memset(ide_get_hwifdata(hwif), 0, IOC4_IDE_CACHELINE_SIZE);
ending_dma_addr = cpu_to_le32(hwif->dma_status);
hwif->OUTL(ending_dma_addr, dma_base + IOC4_DMA_END_ADDR * 4);