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| author | Clément Péron <peron.clem@gmail.com> | 2020-01-13 10:23:13 +0100 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2020-01-20 13:17:33 +0100 |
| commit | 3e954d9626895d374704bb49a8fb538a974ebcf5 (patch) | |
| tree | c16e336d98282ca0a00a6aec8a62e69d6403d147 /drivers/pwm/pwm-stm32.c | |
| parent | 9f2919e9b40ec480609ee1f45567531de06ab3fe (diff) | |
pwm: sun4i: Move pwm_calculate() out of spin_lock()
pwm_calculate() calls clk_get_rate() while holding a spin_lock().
This create an issue as clk_get_rate() may sleep.
Move pwm_calculate() out of this spin_lock().
Fixes: c32c5c50d4fe ("pwm: sun4i: Switch to atomic PWM")
Reported-by: Alexander Finger <alex.mobigo@gmail.com>
Sugested-by: Vasily Khoruzhick <anarsoul@gmail.com>
Tested-by: Alexander Finger <alex.mobigo@gmail.com>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Clément Péron <peron.clem@gmail.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-stm32.c')
0 files changed, 0 insertions, 0 deletions