Merge branch 'fixes' into next

drivers/dma/of-dma.c

@@ -67,8 +67,12 @@ static struct dma_chan *of_dma_router_xlate(struct of_phandle_args *dma_spec,
 		return NULL;
 
 	ofdma_target = of_dma_find_controller(&dma_spec_target);
-	if (!ofdma_target)
-		return NULL;
+	if (!ofdma_target) {
+		ofdma->dma_router->route_free(ofdma->dma_router->dev,
+					      route_data);
+		chan = ERR_PTR(-EPROBE_DEFER);
+		goto err;
+	}
 
 	chan = ofdma_target->of_dma_xlate(&dma_spec_target, ofdma_target);
 	if (IS_ERR_OR_NULL(chan)) {
@@ -89,6 +93,7 @@ static struct dma_chan *of_dma_router_xlate(struct of_phandle_args *dma_spec,
 		}
 	}
 
+err:
 	/*
 	 * Need to put the node back since the ofdma->of_dma_route_allocate
 	 * has taken it for generating the new, translated dma_spec

drivers/dma/stm32-dma.c

@@ -1202,7 +1202,7 @@ static int stm32_dma_alloc_chan_resources(struct dma_chan *c)
 
 	chan->config_init = false;
 
-	ret = pm_runtime_get_sync(dmadev->ddev.dev);
+	ret = pm_runtime_resume_and_get(dmadev->ddev.dev);
 	if (ret < 0)
 		return ret;
 
@@ -1474,7 +1474,7 @@ static int stm32_dma_suspend(struct device *dev)
 	struct stm32_dma_device *dmadev = dev_get_drvdata(dev);
 	int id, ret, scr;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		return ret;
 

drivers/dma/stm32-dmamux.c

@@ -137,7 +137,7 @@ static void *stm32_dmamux_route_allocate(struct of_phandle_args *dma_spec,
 
 	/* Set dma request */
 	spin_lock_irqsave(&dmamux->lock, flags);
-	ret = pm_runtime_get_sync(&pdev->dev);
+	ret = pm_runtime_resume_and_get(&pdev->dev);
 	if (ret < 0) {
 		spin_unlock_irqrestore(&dmamux->lock, flags);
 		goto error;
@@ -336,7 +336,7 @@ static int stm32_dmamux_suspend(struct device *dev)
 	struct stm32_dmamux_data *stm32_dmamux = platform_get_drvdata(pdev);
 	int i, ret;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		return ret;
 
@@ -361,7 +361,7 @@ static int stm32_dmamux_resume(struct device *dev)
 	if (ret < 0)
 		return ret;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		return ret;
 

drivers/dma/uniphier-xdmac.c

@@ -209,8 +209,8 @@ static int uniphier_xdmac_chan_stop(struct uniphier_xdmac_chan *xc)
 	writel(0, xc->reg_ch_base + XDMAC_TSS);
 
 	/* wait until transfer is stopped */
-	return readl_poll_timeout(xc->reg_ch_base + XDMAC_STAT, val,
-				  !(val & XDMAC_STAT_TENF), 100, 1000);
+	return readl_poll_timeout_atomic(xc->reg_ch_base + XDMAC_STAT, val,
+					 !(val & XDMAC_STAT_TENF), 100, 1000);
 }
 
 /* xc->vc.lock must be held by caller */