dmaengine: at_xdmac: use __maybe_unused for pm functions

Use __maybe_unused for pm functions.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20211007111230.2331837-4-claudiu.beznea@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index e18abbd56fb51b4d6dcd02c0a1cbf16c351a1175..12371396fcc00d22824d8782b5ca19145857019b 100644 (file)
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1950,8 +1950,7 @@ static void at_xdmac_axi_config(struct platform_device *pdev)
        }
 }
 
-#ifdef CONFIG_PM
-static int atmel_xdmac_prepare(struct device *dev)
+static int __maybe_unused atmel_xdmac_prepare(struct device *dev)
 {
        struct at_xdmac         *atxdmac = dev_get_drvdata(dev);
        struct dma_chan         *chan, *_chan;
@@ -1965,12 +1964,8 @@ static int atmel_xdmac_prepare(struct device *dev)
        }
        return 0;
 }
-#else
-#      define atmel_xdmac_prepare NULL
-#endif
 
-#ifdef CONFIG_PM_SLEEP
-static int atmel_xdmac_suspend(struct device *dev)
+static int __maybe_unused atmel_xdmac_suspend(struct device *dev)
 {
        struct at_xdmac         *atxdmac = dev_get_drvdata(dev);
        struct dma_chan         *chan, *_chan;
@@ -1994,7 +1989,7 @@ static int atmel_xdmac_suspend(struct device *dev)
        return 0;
 }
 
-static int atmel_xdmac_resume(struct device *dev)
+static int __maybe_unused atmel_xdmac_resume(struct device *dev)
 {
        struct at_xdmac         *atxdmac = dev_get_drvdata(dev);
        struct at_xdmac_chan    *atchan;
@@ -2032,7 +2027,6 @@ static int atmel_xdmac_resume(struct device *dev)
        }
        return 0;
 }
-#endif /* CONFIG_PM_SLEEP */
 
 static int at_xdmac_probe(struct platform_device *pdev)
 {