linux-kernel - [PATCH 31/33] dmaengine: at_hdmac: Use pm

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Date:   Sat, 20 Aug 2022 15:57:15 +0300
From:   Tudor Ambarus <tudor.ambarus@...rochip.com>
To:     <vkoul@...nel.org>, <peda@...ntia.se>, <du@...ntia.se>,
        <regressions@...mhuis.info>
CC:     <ludovic.desroches@...rochip.com>, <maciej.sosnowski@...el.com>,
        <tudor.ambarus@...rochip.com>, <dan.j.williams@...el.com>,
        <nicolas.ferre@...rochip.com>, <mripard@...nel.org>,
        <torfl6749@...il.com>, <linux-kernel@...r.kernel.org>,
        <dmaengine@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Tudor Ambarus <tudor.ambarus@...il.com>
Subject: [PATCH 31/33] dmaengine: at_hdmac: Use pm_ptr()

From: Tudor Ambarus <tudor.ambarus@...il.com>

Use pm_ptr() macro to fill at_xdmac_driver.driver.pm. In case CONFIG_PM is
not enabled, the macro will return NULL.

Signed-off-by: Tudor Ambarus <tudor.ambarus@...il.com>
---
 drivers/dma/at_hdmac.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 0b473e6d161d..e35b4b325452 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -2524,7 +2524,7 @@ static int at_dma_resume_noirq(struct device *dev)
 	return 0;
 }
 
-static const struct dev_pm_ops at_dma_dev_pm_ops = {
+static const struct dev_pm_ops __maybe_unused at_dma_dev_pm_ops = {
 	.prepare = at_dma_prepare,
 	.suspend_noirq = at_dma_suspend_noirq,
 	.resume_noirq = at_dma_resume_noirq,
@@ -2536,7 +2536,7 @@ static struct platform_driver at_dma_driver = {
 	.id_table	= atdma_devtypes,
 	.driver = {
 		.name	= "at_hdmac",
-		.pm	= &at_dma_dev_pm_ops,
+		.pm	= pm_ptr(&at_dma_dev_pm_ops),
 		.of_match_table	= of_match_ptr(atmel_dma_dt_ids),
 	},
 };
-- 
2.25.1