AcoSail/kernel_optimize_test
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Merge branch 'topic/qcom' into for-linus

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This commit is contained in:
Vinod Koul 2017-05-04 16:08:10 +05:30
commit 3378e7a49f
2 changed files with 21 additions and 0 deletions
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15
drivers/dma/qcom/hidma.c
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@ -865,6 +865,20 @@ static int hidma_probe(struct platform_device *pdev)
return rc;
}
static void hidma_shutdown(struct platform_device *pdev)
{
struct hidma_dev *dmadev = platform_get_drvdata(pdev);
dev_info(dmadev->ddev.dev, "HI-DMA engine shutdown\n");
pm_runtime_get_sync(dmadev->ddev.dev);
if (hidma_ll_disable(dmadev->lldev))
dev_warn(dmadev->ddev.dev, "channel did not stop\n");
pm_runtime_mark_last_busy(dmadev->ddev.dev);
pm_runtime_put_autosuspend(dmadev->ddev.dev);
}
static int hidma_remove(struct platform_device *pdev)
{
struct hidma_dev *dmadev = platform_get_drvdata(pdev);
@ -908,6 +922,7 @@ MODULE_DEVICE_TABLE(of, hidma_match);
static struct platform_driver hidma_driver = {
.probe = hidma_probe,
.remove = hidma_remove,
.shutdown = hidma_shutdown,
.driver = {
.name = "hidma",
.of_match_table = hidma_match,

6
drivers/dma/qcom/hidma_ll.c
View File

@ -499,6 +499,9 @@ int hidma_ll_enable(struct hidma_lldev *lldev)
lldev->trch_state = HIDMA_CH_ENABLED;
lldev->evch_state = HIDMA_CH_ENABLED;
/* enable irqs */
writel(ENABLE_IRQS, lldev->evca + HIDMA_EVCA_IRQ_EN_REG);
return 0;
}
@ -596,6 +599,9 @@ int hidma_ll_disable(struct hidma_lldev *lldev)
lldev->trch_state = HIDMA_CH_SUSPENDED;
lldev->evch_state = HIDMA_CH_SUSPENDED;
/* disable interrupts */
writel(0, lldev->evca + HIDMA_EVCA_IRQ_EN_REG);
return 0;
}