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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2022-12-02 19:35:34 +0100 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2022-12-06 12:46:28 +0100 |
| commit | 790a8bae62f701821305dac37a9f6013cde8488f (patch) | |
| tree | ccd9baec7f058ae1f3e8f83b7caee0402a4afbef /drivers/pwm | |
| parent | 2f47786ce460206f2ff8ecb7d19352e2307b5511 (diff) | |
| download | lwn-790a8bae62f701821305dac37a9f6013cde8488f.tar.gz lwn-790a8bae62f701821305dac37a9f6013cde8488f.zip | |
pwm: rockchip: Propagate errors in .get_state() to the caller
.get_state() can return an error indication. Make use of it to propagate
failing hardware accesses.
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20221130152148.2769768-10-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')
| -rw-r--r-- | drivers/pwm/pwm-rockchip.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index 3ec7d1756903..7f084eb34092 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -70,11 +70,11 @@ static int rockchip_pwm_get_state(struct pwm_chip *chip, ret = clk_enable(pc->pclk); if (ret) - return 0; + return ret; ret = clk_enable(pc->clk); if (ret) - return 0; + return ret; clk_rate = clk_get_rate(pc->clk); |