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[v6,02/26] PM / devfreq: rockchip-dfi: Embed desc into private data struct

Message ID 20230616062101.601837-3-s.hauer@pengutronix.de (mailing list archive)
State New, archived
Headers show
Series Add perf support to the rockchip-dfi driver | expand

Commit Message

Sascha Hauer June 16, 2023, 6:20 a.m. UTC 
No need for an extra allocation, just embed the struct
devfreq_event_desc into the private data struct.

Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230524083153.2046084-3-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 drivers/devfreq/event/rockchip-dfi.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
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Patch

diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c
index 74893c06aa087..467f9f42d38f7 100644
--- a/drivers/devfreq/event/rockchip-dfi.c
+++ b/drivers/devfreq/event/rockchip-dfi.c
@@ -49,7 +49,7 @@  struct dmc_usage {
  */
 struct rockchip_dfi {
 	struct devfreq_event_dev *edev;
-	struct devfreq_event_desc *desc;
+	struct devfreq_event_desc desc;
 	struct dmc_usage ch_usage[RK3399_DMC_NUM_CH];
 	struct device *dev;
 	void __iomem *regs;
@@ -204,14 +204,10 @@  static int rockchip_dfi_probe(struct platform_device *pdev)
 
 	data->dev = dev;
 
-	desc = devm_kzalloc(dev, sizeof(*desc), GFP_KERNEL);
-	if (!desc)
-		return -ENOMEM;
-
+	desc = &data->desc;
 	desc->ops = &rockchip_dfi_ops;
 	desc->driver_data = data;
 	desc->name = np->name;
-	data->desc = desc;
 
 	data->edev = devm_devfreq_event_add_edev(&pdev->dev, desc);
 	if (IS_ERR(data->edev)) {