Hi Srinivas, On Mon, Feb 28, 2022 at 7:13 PM Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> wrote: > Add support to runtime PM using SoundWire clock stop Mode0 on supported > controller instances and soft reset on instances that do not support > clock stop. > > Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> Thanks for your patch, which is now commit 74e79da9fd46a597 ("soundwire: qcom: add runtime pm support") in next-20220303. > --- a/drivers/soundwire/qcom.c > +++ b/drivers/soundwire/qcom.c > @@ -1345,6 +1399,105 @@ static int qcom_swrm_remove(struct platform_device *pdev) > return 0; > } > > +static bool swrm_wait_for_frame_gen_enabled(struct qcom_swrm_ctrl *swrm) > +{ [...] > +} > + > +static int __maybe_unused swrm_runtime_suspend(struct device *dev) This is causing build failures if CONFIG_PM=n: drivers/soundwire/qcom.c:1460:12: error: 'swrm_runtime_resume' defined but not used [-Werror=unused-function] http://kisskb.ellerman.id.au/kisskb/buildresult/14704362/ > +{ [...] > +} > + > +static const struct dev_pm_ops swrm_dev_pm_ops = { > + SET_RUNTIME_PM_OPS(swrm_runtime_suspend, swrm_runtime_resume, NULL) > +}; > + > static const struct of_device_id qcom_swrm_of_match[] = { > { .compatible = "qcom,soundwire-v1.3.0", .data = &swrm_v1_3_data }, > { .compatible = "qcom,soundwire-v1.5.1", .data = &swrm_v1_5_data }, Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds