diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2023-07-05 10:06:45 +0200 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2023-10-13 10:07:17 +0200 |
| commit | 89c8de78cea3119dab28830fb5dcc663ede587c8 (patch) | |
| tree | 269999db69ae43dd3b25c5ca3d1c59c85644c480 /drivers/pwm/pwm-jz4740.c | |
| parent | e3fe982b2e4e968126a61c14df6c6a50fd7db2a7 (diff) | |
pwm: jz4740: Put per-channel clk into driver data
Stop using chip_data which is about to go away. Instead track the
per-channel clk in struct jz4740_pwm_chip.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20230705080650.2353391-4-u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-jz4740.c')
| -rw-r--r-- | drivers/pwm/pwm-jz4740.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c index 49a6e28d1d98..e9375de60ad6 100644 --- a/drivers/pwm/pwm-jz4740.c +++ b/drivers/pwm/pwm-jz4740.c @@ -27,6 +27,7 @@ struct soc_info { struct jz4740_pwm_chip { struct pwm_chip chip; struct regmap *map; + struct clk *clk[]; }; static inline struct jz4740_pwm_chip *to_jz4740(struct pwm_chip *chip) @@ -70,14 +71,15 @@ static int jz4740_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm) return err; } - pwm_set_chip_data(pwm, clk); + jz->clk[pwm->hwpwm] = clk; return 0; } static void jz4740_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) { - struct clk *clk = pwm_get_chip_data(pwm); + struct jz4740_pwm_chip *jz = to_jz4740(chip); + struct clk *clk = jz->clk[pwm->hwpwm]; clk_disable_unprepare(clk); clk_put(clk); @@ -123,7 +125,7 @@ static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, { struct jz4740_pwm_chip *jz = to_jz4740(pwm->chip); unsigned long long tmp = 0xffffull * NSEC_PER_SEC; - struct clk *clk = pwm_get_chip_data(pwm); + struct clk *clk = jz->clk[pwm->hwpwm]; unsigned long period, duty; long rate; int err; @@ -228,7 +230,8 @@ static int jz4740_pwm_probe(struct platform_device *pdev) if (!info) return -EINVAL; - jz = devm_kzalloc(dev, sizeof(*jz), GFP_KERNEL); + jz = devm_kzalloc(dev, struct_size(jz, clk, info->num_pwms), + GFP_KERNEL); if (!jz) return -ENOMEM; |