Re: [PATCH] pwm: Ensure callbacks exist before calling them

On 2025-01-23 12:27, Uwe Kleine-König wrote:

If one of the waveform functions is called for a chip that only supports .apply(), we want that an error code is returned and not a NULL pointer exception.

Fixes: 6c5126c6406d ("pwm: Provide new consumer API functions for waveforms") Cc: stable@vger.kernel.org Signed-off-by: Uwe Kleine-König u.kleine-koenig@baylibre.com

Tested-by: Trevor Gamblin tgamblin@baylibre.com