diff mbox series

[v1,083/101] pwm: mtk-disp: Store parent device in driver data

Message ID 20230808171931.944154-84-u.kleine-koenig@pengutronix.de
State Superseded
Headers show
Series pwm: Fix lifetime issues for pwm_chips | expand

Commit Message

Uwe Kleine-König Aug. 8, 2023, 5:19 p.m. UTC 
struct pwm_chip::dev is about to change. To not have to touch this
driver in the same commit as struct pwm_chip::dev, store a pointer to
the parent device in driver data.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
 drivers/pwm/pwm-mtk-disp.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c
index 0c4f88145dc6..9e51be25b2bb 100644
--- a/drivers/pwm/pwm-mtk-disp.c
+++ b/drivers/pwm/pwm-mtk-disp.c
@@ -42,6 +42,7 @@  struct mtk_pwm_data {
 };
 
 struct mtk_disp_pwm {
+	struct device *parent;
 	const struct mtk_pwm_data *data;
 	struct clk *clk_main;
 	struct clk *clk_mm;
@@ -90,14 +91,14 @@  static int mtk_disp_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
 	if (!mdp->enabled) {
 		err = clk_prepare_enable(mdp->clk_main);
 		if (err < 0) {
-			dev_err(chip->dev, "Can't enable mdp->clk_main: %pe\n",
+			dev_err(mdp->parent, "Can't enable mdp->clk_main: %pe\n",
 				ERR_PTR(err));
 			return err;
 		}
 
 		err = clk_prepare_enable(mdp->clk_mm);
 		if (err < 0) {
-			dev_err(chip->dev, "Can't enable mdp->clk_mm: %pe\n",
+			dev_err(mdp->parent, "Can't enable mdp->clk_mm: %pe\n",
 				ERR_PTR(err));
 			clk_disable_unprepare(mdp->clk_main);
 			return err;
@@ -180,13 +181,13 @@  static int mtk_disp_pwm_get_state(struct pwm_chip *chip,
 
 	err = clk_prepare_enable(mdp->clk_main);
 	if (err < 0) {
-		dev_err(chip->dev, "Can't enable mdp->clk_main: %pe\n", ERR_PTR(err));
+		dev_err(mdp->parent, "Can't enable mdp->clk_main: %pe\n", ERR_PTR(err));
 		return err;
 	}
 
 	err = clk_prepare_enable(mdp->clk_mm);
 	if (err < 0) {
-		dev_err(chip->dev, "Can't enable mdp->clk_mm: %pe\n", ERR_PTR(err));
+		dev_err(mdp->parent, "Can't enable mdp->clk_mm: %pe\n", ERR_PTR(err));
 		clk_disable_unprepare(mdp->clk_main);
 		return err;
 	}
@@ -239,6 +240,7 @@  static int mtk_disp_pwm_probe(struct platform_device *pdev)
 		return PTR_ERR(chip);
 	mdp = to_mtk_disp_pwm(chip);
 
+	mdp->parent = &pdev->dev;
 	mdp->data = of_device_get_match_data(&pdev->dev);
 
 	mdp->base = devm_platform_ioremap_resource(pdev, 0);