Hi Thomas, >On Wed, Nov 29 2023 at 13:43, James Tai wrote: >> +static int realtek_intc_rtd1619b_suspend(struct device *dev) { >> + struct realtek_intc_data *data = dev_get_drvdata(dev); >> + const struct realtek_intc_info *info = data->info; >> + >> + data->saved_en = readl(data->base + info->scpu_int_en_offset); >> + >> + writel(DISABLE_INTC, data->base + info->scpu_int_en_offset); >> + writel(CLEAN_INTC_STATUS, data->base + info->umsk_isr_offset); >> + writel(CLEAN_INTC_STATUS, data->base + info->isr_offset); >> + >> + return 0; >> +} >> + >> +static int realtek_intc_rtd1619b_resume(struct device *dev) { >> + struct realtek_intc_data *data = dev_get_drvdata(dev); >> + const struct realtek_intc_info *info = data->info; >> + >> + writel(CLEAN_INTC_STATUS, data->base + info->umsk_isr_offset); >> + writel(CLEAN_INTC_STATUS, data->base + info->isr_offset); >> + writel(data->saved_en, data->base + info->scpu_int_en_offset); >> + >> + return 0; >> +} >> + >> +static const struct dev_pm_ops realtek_intc_rtd1619b_pm_ops = { >> + .suspend_noirq = realtek_intc_rtd1619b_suspend, >> + .resume_noirq = realtek_intc_rtd1619b_resume, }; > >So this is the 4th copy of the same code, really? Why is this not part of the >common code? > Yes it is the same code. I had originally assumed that each platform would require some different settings, but I've realized that there is no such requirement in the current architecture. I will move this part to the common code. Thanks for your feedback. Regards, James