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intel_mid_dma: Allow DMAC2 to share interrupt 

Allow DMAC2 to share interrupt since exclusive interrupt line
for mrst DMAC2 is not provided on other platforms.

Signed-off-by: Yong Wang <yong.y.wang@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Yong Wang 2010-10-04 10:37:27 +00:00 committed by Dan Williams
parent b306df5e92
commit 03b96dca01
1 changed files with 1 additions and 4 deletions
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5
drivers/dma/intel_mid_dma.c
View File

@ -872,7 +872,6 @@ static int mid_setup_dma(struct pci_dev *pdev)
{
struct middma_device *dma = pci_get_drvdata(pdev);
int err, i;
unsigned int irq_level;
/* DMA coherent memory pool for DMA descriptor allocations */
dma->dma_pool = pci_pool_create("intel_mid_dma_desc_pool", pdev,
@ -960,7 +959,6 @@ static int mid_setup_dma(struct pci_dev *pdev)
/*register irq */
if (dma->pimr_mask) {
irq_level = IRQF_SHARED;
pr_debug("MDMA:Requesting irq shared for DMAC1\n");
err = request_irq(pdev->irq, intel_mid_dma_interrupt1,
IRQF_SHARED, "INTEL_MID_DMAC1", dma);
@ -968,10 +966,9 @@ static int mid_setup_dma(struct pci_dev *pdev)
goto err_irq;
} else {
dma->intr_mask = 0x03;
irq_level = 0;
pr_debug("MDMA:Requesting irq for DMAC2\n");
err = request_irq(pdev->irq, intel_mid_dma_interrupt2,
0, "INTEL_MID_DMAC2", dma);
IRQF_SHARED, "INTEL_MID_DMAC2", dma);
if (0 != err)
goto err_irq;
}