Merge tag 'dmaengine-4.18-rc1' of git://git.infradead.org/users/vkoul/slave-dma

[tomoyo/tomoyo-test1.git] / drivers / dma / qcom / bam_dma.c

diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c
index b1628d5..1617715 100644 (file)
--- a/drivers/dma/qcom/bam_dma.c
+++ b/drivers/dma/qcom/bam_dma.c
@@ -525,6 +525,14 @@ static int bam_alloc_chan(struct dma_chan *chan)
        return 0;
 }
 
+static int bam_pm_runtime_get_sync(struct device *dev)
+{
+       if (pm_runtime_enabled(dev))
+               return pm_runtime_get_sync(dev);
+
+       return 0;
+}
+
 /**
  * bam_free_chan - Frees dma resources associated with specific channel
  * @chan: specified channel
@@ -540,7 +548,7 @@ static void bam_free_chan(struct dma_chan *chan)
        unsigned long flags;
        int ret;
 
-       ret = pm_runtime_get_sync(bdev->dev);
+       ret = bam_pm_runtime_get_sync(bdev->dev);
        if (ret < 0)
                return;
 
@@ -721,7 +729,7 @@ static int bam_pause(struct dma_chan *chan)
        unsigned long flag;
        int ret;
 
-       ret = pm_runtime_get_sync(bdev->dev);
+       ret = bam_pm_runtime_get_sync(bdev->dev);
        if (ret < 0)
                return ret;
 
@@ -747,7 +755,7 @@ static int bam_resume(struct dma_chan *chan)
        unsigned long flag;
        int ret;
 
-       ret = pm_runtime_get_sync(bdev->dev);
+       ret = bam_pm_runtime_get_sync(bdev->dev);
        if (ret < 0)
                return ret;
 
@@ -853,7 +861,7 @@ static irqreturn_t bam_dma_irq(int irq, void *data)
        if (srcs & P_IRQ)
                tasklet_schedule(&bdev->task);
 
-       ret = pm_runtime_get_sync(bdev->dev);
+       ret = bam_pm_runtime_get_sync(bdev->dev);
        if (ret < 0)
                return ret;
 
@@ -971,7 +979,7 @@ static void bam_start_dma(struct bam_chan *bchan)
        if (!vd)
                return;
 
-       ret = pm_runtime_get_sync(bdev->dev);
+       ret = bam_pm_runtime_get_sync(bdev->dev);
        if (ret < 0)
                return;