ASoC: atmel: one fix and one cleanup

Merge series from Claudiu Beznea <[email protected]>:

Hi,

The series adds one fix for mchp-spdifrx and one cleanups for
mchp-spdifrx and mchp-spdifrx drivers.

Thank you,
Claudiu Beznea

Changes in v3:
- changed cover letter title s/few/one, s/cleanups/cleanup
- fix compilation error and warnings
- keep only patch 1/5 and patch 3/5 from previous version as the rest
  of them were integrated

Changes in v2:
- s/tag/tab in the title of patch 2/5

Claudiu Beznea (2):
  ASoC: mchp-spdifrx: disable end of block interrupt on failures
  ASoC: mchp-spdiftx: remove references to mchp_i2s_caps

 sound/soc/atmel/mchp-spdifrx.c | 9 ++++++---
 sound/soc/atmel/mchp-spdiftx.c | 8 --------
 2 files changed, 6 insertions(+), 11 deletions(-)

--
2.34.1

Author: broonie

sound/soc/atmel/mchp-spdifrx.c

@@ -288,15 +288,17 @@ static void mchp_spdifrx_isr_blockend_en(struct mchp_spdifrx_dev *dev)
 	spin_unlock_irqrestore(&dev->blockend_lock, flags);
 }
 
-/* called from atomic context only */
+/* called from atomic/non-atomic context */
 static void mchp_spdifrx_isr_blockend_dis(struct mchp_spdifrx_dev *dev)
 {
-	spin_lock(&dev->blockend_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&dev->blockend_lock, flags);
 	dev->blockend_refcount--;
 	/* don't enable BLOCKEND interrupt if it's already enabled */
 	if (dev->blockend_refcount == 0)
 		regmap_write(dev->regmap, SPDIFRX_IDR, SPDIFRX_IR_BLOCKEND);
-	spin_unlock(&dev->blockend_lock);
+	spin_unlock_irqrestore(&dev->blockend_lock, flags);
 }
 
 static irqreturn_t mchp_spdif_interrupt(int irq, void *dev_id)
@@ -575,6 +577,7 @@ static int mchp_spdifrx_subcode_ch_get(struct mchp_spdifrx_dev *dev,
 	if (ret <= 0) {
 		dev_dbg(dev->dev, "user data for channel %d timeout\n",
 			channel);
+		mchp_spdifrx_isr_blockend_dis(dev);
 		return ret;
 	}
 

sound/soc/atmel/mchp-spdiftx.c

@@ -196,7 +196,6 @@ struct mchp_spdiftx_dev {
 	struct clk				*pclk;
 	struct clk				*gclk;
 	unsigned int				fmt;
-	const struct mchp_i2s_caps		*caps;
 	int					gclk_enabled:1;
 };
 
@@ -765,8 +764,6 @@ MODULE_DEVICE_TABLE(of, mchp_spdiftx_dt_ids);
 
 static int mchp_spdiftx_probe(struct platform_device *pdev)
 {
-	struct device_node *np = pdev->dev.of_node;
-	const struct of_device_id *match;
 	struct mchp_spdiftx_dev *dev;
 	struct resource *mem;
 	struct regmap *regmap;
@@ -780,11 +777,6 @@ static int mchp_spdiftx_probe(struct platform_device *pdev)
 	if (!dev)
 		return -ENOMEM;
 
-	/* Get hardware capabilities. */
-	match = of_match_node(mchp_spdiftx_dt_ids, np);
-	if (match)
-		dev->caps = match->data;
-
 	/* Map I/O registers. */
 	base = devm_platform_get_and_ioremap_resource(pdev, 0, &mem);
 	if (IS_ERR(base))