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authorYong Wang <yong.y.wang@intel.com>2010-10-04 14:37:27 +0400
committerDan Williams <dan.j.williams@intel.com>2010-10-08 02:03:43 +0400
commit03b96dca010145f3896abcd443b7fddb9813a0e6 (patch)
tree53fe9bffa5a23b1b4e49f953a9d8eb23f4b79935 /drivers/dma/intel_mid_dma.c
parentb306df5e925bb584b2157f11f97c5eb20a13de4d (diff)
downloadlinux-03b96dca010145f3896abcd443b7fddb9813a0e6.tar.xz
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>
Diffstat (limited to 'drivers/dma/intel_mid_dma.c')
-rw-r--r--drivers/dma/intel_mid_dma.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/dma/intel_mid_dma.c b/drivers/dma/intel_mid_dma.c
index c4b81387f0c6..3c4333ee1fb7 100644
--- a/drivers/dma/intel_mid_dma.c
+++ b/drivers/dma/intel_mid_dma.c
@@ -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;
}