diff options
| author | Pengpeng Hou <pengpeng@iscas.ac.cn> | 2026-08-30 20:50:44 +0800 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2026-09-09 18:16:35 -0700 |
| commit | 09a9e1746a87845d7d8e2b4e23bb613306effdff (patch) | |
| tree | 1a7e67851cba1baebbcfc60f680c5705e611a81e | |
| parent | bb2424c3502cc72292eedade46960c331d5f28fb (diff) | |
hwmon: (aspeed-pwm-tacho) Propagate reset deassert errors
aspeed_pwm_tacho_probe() installs its reset cleanup action and configures
the
controller after an unchecked reset deassertion.
Stop probing when the reset controller rejects the transition, before the
hwmon device becomes visible.
Fixes: 18c514cc0e02 ("hwmon: (aspeed-pwm-tacho) Deassert reset in probe")
Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Link: https://patch.msgid.link/20260830125044.97718-1-pengpeng@iscas.ac.cn
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
| -rw-r--r-- | drivers/hwmon/aspeed-pwm-tacho.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hwmon/aspeed-pwm-tacho.c b/drivers/hwmon/aspeed-pwm-tacho.c index 1c5945d4ba37..bfce589c3fb1 100644 --- a/drivers/hwmon/aspeed-pwm-tacho.c +++ b/drivers/hwmon/aspeed-pwm-tacho.c @@ -934,7 +934,9 @@ static int aspeed_pwm_tacho_probe(struct platform_device *pdev) "missing or invalid reset controller device tree entry"); return PTR_ERR(priv->rst); } - reset_control_deassert(priv->rst); + ret = reset_control_deassert(priv->rst); + if (ret) + return ret; ret = devm_add_action_or_reset(dev, aspeed_pwm_tacho_remove, priv); if (ret) |