ASoC: sh: rz-ssi: Trivial fixes

Merge series from Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>:

This patch series aims to fix trivial issues found in rz-ssi driver.

sound/soc/sh/rz-ssi.c

@@ -59,9 +59,7 @@
 #define SSIFSR_RDC_MASK		0x3f
 #define SSIFSR_RDC_SHIFT	8
 
-#define SSIFSR_TDC(x)		(((x) & 0x1f) << 24)
 #define SSIFSR_TDE		BIT(16)
-#define SSIFSR_RDC(x)		(((x) & 0x1f) << 8)
 #define SSIFSR_RDF		BIT(0)
 
 #define SSIOFR_LRCONT		BIT(8)
@@ -978,22 +976,24 @@ static int rz_ssi_probe(struct platform_device *pdev)
 
 	/* Error Interrupt */
 	ssi->irq_int = platform_get_irq_byname(pdev, "int_req");
-	if (ssi->irq_int < 0)
-		return dev_err_probe(&pdev->dev, -ENODEV,
-				     "Unable to get SSI int_req IRQ\n");
+	if (ssi->irq_int < 0) {
+		rz_ssi_release_dma_channels(ssi);
+		return ssi->irq_int;
+	}
 
 	ret = devm_request_irq(&pdev->dev, ssi->irq_int, &rz_ssi_interrupt,
 			       0, dev_name(&pdev->dev), ssi);
-	if (ret < 0)
+	if (ret < 0) {
+		rz_ssi_release_dma_channels(ssi);
 		return dev_err_probe(&pdev->dev, ret,
 				     "irq request error (int_req)\n");
+	}
 
 	if (!rz_ssi_is_dma_enabled(ssi)) {
 		/* Tx and Rx interrupts (pio only) */
 		ssi->irq_tx = platform_get_irq_byname(pdev, "dma_tx");
 		if (ssi->irq_tx < 0)
-			return dev_err_probe(&pdev->dev, -ENODEV,
-					     "Unable to get SSI dma_tx IRQ\n");
+			return ssi->irq_tx;
 
 		ret = devm_request_irq(&pdev->dev, ssi->irq_tx,
 				       &rz_ssi_interrupt, 0,
@@ -1004,8 +1004,7 @@ static int rz_ssi_probe(struct platform_device *pdev)
 
 		ssi->irq_rx = platform_get_irq_byname(pdev, "dma_rx");
 		if (ssi->irq_rx < 0)
-			return dev_err_probe(&pdev->dev, -ENODEV,
-					     "Unable to get SSI dma_rx IRQ\n");
+			return ssi->irq_rx;
 
 		ret = devm_request_irq(&pdev->dev, ssi->irq_rx,
 				       &rz_ssi_interrupt, 0,
@@ -1016,13 +1015,16 @@ static int rz_ssi_probe(struct platform_device *pdev)
 	}
 
 	ssi->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
-	if (IS_ERR(ssi->rstc))
+	if (IS_ERR(ssi->rstc)) {
+		rz_ssi_release_dma_channels(ssi);
 		return PTR_ERR(ssi->rstc);
+	}
 
 	reset_control_deassert(ssi->rstc);
 	pm_runtime_enable(&pdev->dev);
 	ret = pm_runtime_resume_and_get(&pdev->dev);
 	if (ret < 0) {
+		rz_ssi_release_dma_channels(ssi);
 		pm_runtime_disable(ssi->dev);
 		reset_control_assert(ssi->rstc);
 		return dev_err_probe(ssi->dev, ret, "pm_runtime_resume_and_get failed\n");