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authorJakub Kicinski <kuba@kernel.org>2025-07-17 10:56:56 -0700
committerJakub Kicinski <kuba@kernel.org>2025-07-24 11:10:46 -0700
commit8b5a19b4ff6a2096225d88cf24cfeef03edc1bed (patch)
tree652b9d5bcfacfcde6e14381a7f6fac8430f0ac13 /drivers/cpuidle/cpuidle-psci.c
parent94619ea2d933a2efeea5af63ec909bf2f1519a0e (diff)
parent407c114c983f6eb87161853f0fdbe4a08e394b92 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.16-rc8). Conflicts: drivers/net/ethernet/microsoft/mana/gdma_main.c 9669ddda18fb ("net: mana: Fix warnings for missing export.h header inclusion") 755391121038 ("net: mana: Allocate MSI-X vectors dynamically") https://lore.kernel.org/20250711130752.23023d98@canb.auug.org.au Adjacent changes: drivers/net/ethernet/ti/icssg/icssg_prueth.h 6e86fb73de0f ("net: ti: icssg-prueth: Fix buffer allocation for ICSSG") ffe8a4909176 ("net: ti: icssg-prueth: Read firmware-names from device tree") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/cpuidle/cpuidle-psci.c')
-rw-r--r--drivers/cpuidle/cpuidle-psci.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/cpuidle/cpuidle-psci.c b/drivers/cpuidle/cpuidle-psci.c
index 4e1ba35deda9..b19bc60cc627 100644
--- a/drivers/cpuidle/cpuidle-psci.c
+++ b/drivers/cpuidle/cpuidle-psci.c
@@ -45,7 +45,6 @@ struct psci_cpuidle_domain_state {
static DEFINE_PER_CPU_READ_MOSTLY(struct psci_cpuidle_data, psci_cpuidle_data);
static DEFINE_PER_CPU(struct psci_cpuidle_domain_state, psci_domain_state);
static bool psci_cpuidle_use_syscore;
-static bool psci_cpuidle_use_cpuhp;
void psci_set_domain_state(struct generic_pm_domain *pd, unsigned int state_idx,
u32 state)
@@ -124,8 +123,12 @@ static int psci_idle_cpuhp_up(unsigned int cpu)
{
struct device *pd_dev = __this_cpu_read(psci_cpuidle_data.dev);
- if (pd_dev)
- pm_runtime_get_sync(pd_dev);
+ if (pd_dev) {
+ if (!IS_ENABLED(CONFIG_PREEMPT_RT))
+ pm_runtime_get_sync(pd_dev);
+ else
+ dev_pm_genpd_resume(pd_dev);
+ }
return 0;
}
@@ -135,7 +138,11 @@ static int psci_idle_cpuhp_down(unsigned int cpu)
struct device *pd_dev = __this_cpu_read(psci_cpuidle_data.dev);
if (pd_dev) {
- pm_runtime_put_sync(pd_dev);
+ if (!IS_ENABLED(CONFIG_PREEMPT_RT))
+ pm_runtime_put_sync(pd_dev);
+ else
+ dev_pm_genpd_suspend(pd_dev);
+
/* Clear domain state to start fresh at next online. */
psci_clear_domain_state();
}
@@ -196,9 +203,6 @@ static void psci_idle_init_cpuhp(void)
{
int err;
- if (!psci_cpuidle_use_cpuhp)
- return;
-
err = cpuhp_setup_state_nocalls(CPUHP_AP_CPU_PM_STARTING,
"cpuidle/psci:online",
psci_idle_cpuhp_up,
@@ -259,10 +263,8 @@ static int psci_dt_cpu_init_topology(struct cpuidle_driver *drv,
* s2ram and s2idle.
*/
drv->states[state_count - 1].enter_s2idle = psci_enter_s2idle_domain_idle_state;
- if (!IS_ENABLED(CONFIG_PREEMPT_RT)) {
+ if (!IS_ENABLED(CONFIG_PREEMPT_RT))
drv->states[state_count - 1].enter = psci_enter_domain_idle_state;
- psci_cpuidle_use_cpuhp = true;
- }
return 0;
}
@@ -339,7 +341,6 @@ static void psci_cpu_deinit_idle(int cpu)
dt_idle_detach_cpu(data->dev);
psci_cpuidle_use_syscore = false;
- psci_cpuidle_use_cpuhp = false;
}
static int psci_idle_init_cpu(struct device *dev, int cpu)