tdc: change some pr_err to dev_err

Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>

drivers/tdc-core.c

@@ -97,7 +97,7 @@ int tdc_activate_acquisition(struct spec_tdc *tdc)
 
 	acam_status_test = tdc_acam_status(tdc)-0xC4000800;
 	if (acam_status_test != 0) {
-        	pr_err( "ACAM status: not ready! 0x%x\n", acam_status_test);
+		dev_err(&tdc->fmc->dev, "ACAM status: not ready! 0x%x\n", acam_status_test);
 		return -EBUSY;
 	}
 

drivers/tdc-fmc.c

@@ -133,7 +133,7 @@ static void tdc_fmc_irq_work(struct work_struct *work)
 
 	events = kzalloc(TDC_EVENT_BUFFER_SIZE*sizeof(struct tdc_event), GFP_KERNEL);
 	if(!events) {
-		pr_err("error allocating memory for the events\n");
+		dev_err(&tdc->fmc->dev, "error allocating memory for the events\n");
 		return;
 	}
 
@@ -148,7 +148,7 @@ static void tdc_fmc_irq_work(struct work_struct *work)
 	ret = tdc_dma_setup(tdc, 0, (unsigned long)events,
 			    TDC_EVENT_BUFFER_SIZE*sizeof(struct tdc_event));
 	if (ret) {
-		pr_err("tdc: error in DMA setup\n");
+		dev_err(&tdc->fmc->dev, "tdc: error in DMA setup\n");
 		goto dma_out;
 	}
 
@@ -162,7 +162,7 @@ static void tdc_fmc_irq_work(struct work_struct *work)
 
 	/* In case of timeout, notify the user */
 	if(!ret) {
-		pr_err("tdc: timeout in DMA transfer.\n");
+		dev_err(&tdc->fmc->dev, "tdc: timeout in DMA transfer.\n");
 		mutex_unlock(&fmc_dma_lock);
 		goto dma_out;
 	}
@@ -170,7 +170,7 @@ static void tdc_fmc_irq_work(struct work_struct *work)
 	/* Check the status of the DMA */
 	ret = readl(tdc->base + TDC_DMA_STAT_R);
 	if((ret & TDC_DMA_STAT_ERR) || (ret & TDC_DMA_STAT_ABORT)) {
-		pr_err("tdc: error in DMA transfer\n");
+		dev_err(&tdc->fmc->dev, "tdc: error in DMA transfer\n");
 		mutex_unlock(&fmc_dma_lock);
 		goto dma_out;
 	}

drivers/tdc-zio.c

@@ -312,7 +312,7 @@ int tdc_zio_register_device(struct spec_tdc *tdc)
 
 	dev = device_find_child(&tdc->hwzdev->head.dev, NULL, __tdc_match_child);
         if (!dev) {
-                pr_err("Child device not found!!\n");
+                dev_err(&tdc->spec->pdev->dev, "Child device not found!!\n");
 		return -ENODEV;
 	}
 	tdc->zdev = to_zio_dev(dev);