On Tue, Jul 13, 2021 at 12:06:38PM +0530, Mukunda,Vijendar wrote: > On 7/8/21 5:11 PM, Mukunda,Vijendar wrote: > > On 7/7/21 10:04 PM, Pierre-Louis Bossart wrote: > >>> +static const struct dev_pm_ops acp5x_pm = { > >>> + .runtime_suspend = snd_acp5x_suspend, > >>> + .runtime_resume = snd_acp5x_resume, > >>> + .resume = snd_acp5x_resume, > >> use SET_SYSTEM_SLEEP_PM_OPS and SET_RUNTIME_PM_OPS? > suspend and resume callbacks implementation is same for runtime pm ops > and system level pm ops in ACP PCI driver i.e in suspend callback acp > de-init sequence will be invoked and in resume callback acp init > sequence will be invoked. > As per our understanding if we safeguard code with CONFIG_PM_SLEEP > macro, then runtime pm ops won't work. That's not what Pierre is suggesting though? > Do we need to duplicate the same code as mentioned below? > static const struct dev_pm_ops acp5x_pm = { > SET_RUNTIME_PM_OPS(snd_acp5x_runtime_suspend, > snd_acp5x_runtime_resume, NULL) > SET_SYSTEM_SLEEP_PM_OPS(snd_acp5x_suspend, snd_acp5x_resume) > }; Using the SET_ macros doesn't require that you duplicate the functions, it literally just means changing the way the ops are assigned.
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