* There is no need to call ide_release_dma_engine().
* Move the code up to (and including) ide_allocate_dma_engine()
call to the callers of ide_setup_dma().
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ide/arm/palm_bk3710.c | 5 ++++-
drivers/ide/ide-dma.c | 13 -------------
drivers/ide/setup-pci.c | 17 +++++++++++++----
3 files changed, 17 insertions(+), 18 deletions(-)
Index: b/drivers/ide/arm/palm_bk3710.c
===================================================================
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/arm/palm_bk3710.c
@@ -392,7 +392,10 @@ static int __devinit palm_bk3710_probe(s
hwif->mmio = 1;
default_hwif_mmiops(hwif);
- ide_setup_dma(hwif, mem->start);
+ printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
+
+ if (ide_allocate_dma_engine(hwif) == 0)
+ ide_setup_dma(hwif, mem->start);
idx[0] = i;
Index: b/drivers/ide/ide-dma.c
===================================================================
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -841,19 +841,6 @@ EXPORT_SYMBOL_GPL(ide_allocate_dma_engin
void ide_setup_dma(ide_hwif_t *hwif, unsigned long base)
{
- if (hwif->mmio)
- printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
- else
- printk(KERN_INFO " %s: BM-DMA at 0x%04lx-0x%04lx\n",
- hwif->name, base, base + 7);
-
- hwif->extra_base = base + (hwif->channel ? 8 : 16);
-
- if (ide_allocate_dma_engine(hwif)) {
- ide_release_dma_engine(hwif);
- return;
- }
-
hwif->dma_base = base;
if (!hwif->dma_command)
Index: b/drivers/ide/setup-pci.c
===================================================================
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -366,15 +366,24 @@ void ide_hwif_setup_dma(ide_hwif_t *hwif
if ((d->host_flags & IDE_HFLAG_NO_AUTODMA) == 0 ||
((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
(dev->class & 0x80))) {
- unsigned long dma_base = ide_get_or_set_dma_base(d, hwif);
+ unsigned long base = ide_get_or_set_dma_base(d, hwif);
- if (dma_base == 0 || ide_pci_set_master(dev, d->name) < 0)
+ if (base == 0 || ide_pci_set_master(dev, d->name) < 0)
goto out_disabled;
if (d->init_dma)
- d->init_dma(hwif, dma_base);
+ d->init_dma(hwif, base);
- ide_setup_dma(hwif, dma_base);
+ if (hwif->mmio)
+ printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
+ else
+ printk(KERN_INFO " %s: BM-DMA at 0x%04lx-0x%04lx\n",
+ hwif->name, base, base + 7);
+
+ hwif->extra_base = base + (hwif->channel ? 8 : 16);
+
+ if (ide_allocate_dma_engine(hwif) == 0)
+ ide_setup_dma(hwif, base);
}
return;
--
