[PATCH/RFC 3/9] pmdomain: arm: scmi: Add always-on support
Geert Uytterhoeven <[email protected]>
| Newsgroups | org.kernel.vger.arm-scmi,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-clk,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pm,org.kernel.vger.linux-renesas-soc |
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| Message-ID | <7a2539873a80840eb2ebce4479cbc83a1fbf5579.1781171705.git.geert+renesas@glider.be> |
Extend the PM domain flags with the flags advertized by the SCMI core. For now this is limited to GENPD_FLAG_ALWAYS_ON. Signed-off-by: Geert Uytterhoeven <[email protected]> --- Questions: - Should the power_ops->state_get() call be skipped in case of an always-on domain, and state just be force to SCMI_POWER_STATE_GENERIC_ON instead? - Should the power_ops->state_set() call be skipped in case of an always-on domain? Or might this cause issues with some firmware implementations? Skipping these calls may avoid adding quirk code later... --- drivers/pmdomain/arm/scmi_pm_domain.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pmdomain/arm/scmi_pm_domain.c b/drivers/pmdomain/arm/scmi_pm_domain.c index 965592e828741b11..8e67f971c707e121 100644 --- a/drivers/pmdomain/arm/scmi_pm_domain.c +++ b/drivers/pmdomain/arm/scmi_pm_domain.c @@ -104,7 +104,8 @@ static int scmi_pm_domain_probe(struct scmi_device *sdev) scmi_pd->genpd.name = scmi_pd->name; scmi_pd->genpd.power_off = scmi_pd_power_off; scmi_pd->genpd.power_on = scmi_pd_power_on; - scmi_pd->genpd.flags = GENPD_FLAG_ACTIVE_WAKEUP; + scmi_pd->genpd.flags = GENPD_FLAG_ACTIVE_WAKEUP | + info->genpd_flags; pm_genpd_init(&scmi_pd->genpd, NULL, state == SCMI_POWER_STATE_GENERIC_OFF); -- 2.43.0