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author | Ulf Hansson <ulf.hansson@linaro.org> | 2023-08-25 13:26:32 +0200 |
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committer | Sudeep Holla <sudeep.holla@arm.com> | 2023-09-21 16:35:14 +0100 |
commit | 3dd91515ef43dd43e32e2a84e4bd881b64fb33ae (patch) | |
tree | b662a113fc8b45462d2e93c4d8a0b130ff44eff1 /include/linux/pm_domain.h | |
parent | cpufreq: scmi: Add support to parse domain-id using #power-domain-cells (diff) | |
download | wireguard-linux-3dd91515ef43dd43e32e2a84e4bd881b64fb33ae.tar.xz wireguard-linux-3dd91515ef43dd43e32e2a84e4bd881b64fb33ae.zip |
PM: domains: Allow genpd providers to manage OPP tables directly by its FW
In some cases the OPP tables aren't specified in device tree, but rather
encoded in the FW. To allow a genpd provider to specify them dynamically
instead, let's add a new genpd flag, GENPD_FLAG_OPP_TABLE_FW.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Link: https://lore.kernel.org/r/20230825112633.236607-13-ulf.hansson@linaro.org
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'include/linux/pm_domain.h')
-rw-r--r-- | include/linux/pm_domain.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index f776fb93eaa0..05ad8cefdff1 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -61,6 +61,10 @@ * GENPD_FLAG_MIN_RESIDENCY: Enable the genpd governor to consider its * components' next wakeup when determining the * optimal idle state. + * + * GENPD_FLAG_OPP_TABLE_FW: The genpd provider supports performance states, + * but its corresponding OPP tables are not + * described in DT, but are given directly by FW. */ #define GENPD_FLAG_PM_CLK (1U << 0) #define GENPD_FLAG_IRQ_SAFE (1U << 1) @@ -69,6 +73,7 @@ #define GENPD_FLAG_CPU_DOMAIN (1U << 4) #define GENPD_FLAG_RPM_ALWAYS_ON (1U << 5) #define GENPD_FLAG_MIN_RESIDENCY (1U << 6) +#define GENPD_FLAG_OPP_TABLE_FW (1U << 7) enum gpd_status { GENPD_STATE_ON = 0, /* PM domain is on */ |