diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2024-02-14 12:31:10 +0300 |
|---|---|---|
| committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2024-02-15 14:59:20 +0300 |
| commit | fc6549a9368302bb029058aa049cc472989e2735 (patch) | |
| tree | f47dc834242362126bd77723dc3179ef8eb2a063 /drivers/pwm/pwm-clk.c | |
| parent | f3d1efd083b3142e512dde85dda8f315cd3ad905 (diff) | |
| download | linux-fc6549a9368302bb029058aa049cc472989e2735.tar.xz | |
pwm: clk: Prepare removing pwm_chip from driver data
This prepares the driver for further changes that will drop struct
pwm_chip chip from struct pwm_clk_chip. Use the pwm_chip as driver data
instead of the pwm_clk_chip to get access to the pwm_chip in
pwm_clk_remove() without using pcchip->chip.
Link: https://lore.kernel.org/r/cfbb7c571489ac3d9ca13835b3bd038aaca69638.1707900770.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'drivers/pwm/pwm-clk.c')
| -rw-r--r-- | drivers/pwm/pwm-clk.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/pwm/pwm-clk.c b/drivers/pwm/pwm-clk.c index 9dd88b386907..aef35d9a6a61 100644 --- a/drivers/pwm/pwm-clk.c +++ b/drivers/pwm/pwm-clk.c @@ -81,35 +81,38 @@ static const struct pwm_ops pwm_clk_ops = { static int pwm_clk_probe(struct platform_device *pdev) { + struct pwm_chip *chip; struct pwm_clk_chip *pcchip; int ret; pcchip = devm_kzalloc(&pdev->dev, sizeof(*pcchip), GFP_KERNEL); if (!pcchip) return -ENOMEM; + chip = &pcchip->chip; pcchip->clk = devm_clk_get_prepared(&pdev->dev, NULL); if (IS_ERR(pcchip->clk)) return dev_err_probe(&pdev->dev, PTR_ERR(pcchip->clk), "Failed to get clock\n"); - pcchip->chip.dev = &pdev->dev; - pcchip->chip.ops = &pwm_clk_ops; - pcchip->chip.npwm = 1; + chip->dev = &pdev->dev; + chip->ops = &pwm_clk_ops; + chip->npwm = 1; - ret = pwmchip_add(&pcchip->chip); + ret = pwmchip_add(chip); if (ret < 0) return dev_err_probe(&pdev->dev, ret, "Failed to add pwm chip\n"); - platform_set_drvdata(pdev, pcchip); + platform_set_drvdata(pdev, chip); return 0; } static void pwm_clk_remove(struct platform_device *pdev) { - struct pwm_clk_chip *pcchip = platform_get_drvdata(pdev); + struct pwm_chip *chip = platform_get_drvdata(pdev); + struct pwm_clk_chip *pcchip = to_pwm_clk_chip(chip); - pwmchip_remove(&pcchip->chip); + pwmchip_remove(chip); if (pcchip->clk_enabled) clk_disable(pcchip->clk); |