Hi-- On 3/7/24 23:20, Yang Li wrote: > This patch enhances the documentation for the ACPI power management > functions related to system suspend and hibernation. This includes the > use of kernel-doc style comments which provide developers with clearer > guidance on the usage and expectations of these functions. > > Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx> > --- > drivers/acpi/sleep.c | 24 ++++++++++++++---------- > 1 file changed, 14 insertions(+), 10 deletions(-) > > diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c > index 728acfeb774d..5bc61f40c189 100644 > --- a/drivers/acpi/sleep.c > +++ b/drivers/acpi/sleep.c > @@ -502,6 +502,7 @@ static void acpi_pm_finish(void) > > /** > * acpi_pm_start - Start system PM transition. > + * @acpi_state: The target ACPI power state to transition to. > */ > static void acpi_pm_start(u32 acpi_state) > { > @@ -540,8 +541,9 @@ static u32 acpi_suspend_states[] = { > }; > > /** > - * acpi_suspend_begin - Set the target system sleep state to the state > - * associated with given @pm_state, if supported. > + *acpi_suspend_begin - Set the target system sleep state to the state > + * associated with given @pm_state, if supported. > + *@pm_state: The target system power management state. Please use a space between '*' and function names, function parameters, etc. > */ > static int acpi_suspend_begin(suspend_state_t pm_state) > { > @@ -671,10 +673,11 @@ static const struct platform_suspend_ops acpi_suspend_ops = { > }; > > /** > - * acpi_suspend_begin_old - Set the target system sleep state to the > - * state associated with given @pm_state, if supported, and > - * execute the _PTS control method. This function is used if the > - * pre-ACPI 2.0 suspend ordering has been requested. > + *acpi_suspend_begin_old - Set the target system sleep state to the > + * state associated with given @pm_state, if supported, and > + * execute the _PTS control method. This function is used if the > + * pre-ACPI 2.0 suspend ordering has been requested. > + *@pm_state: The target suspend state for the system. Ditto. > */ > static int acpi_suspend_begin_old(suspend_state_t pm_state) > { > @@ -967,10 +970,11 @@ static const struct platform_hibernation_ops acpi_hibernation_ops = { > }; > > /** > - * acpi_hibernation_begin_old - Set the target system sleep state to > - * ACPI_STATE_S4 and execute the _PTS control method. This > - * function is used if the pre-ACPI 2.0 suspend ordering has been > - * requested. > + *acpi_hibernation_begin_old - Set the target system sleep state to > + * ACPI_STATE_S4 and execute the _PTS control method. This > + * function is used if the pre-ACPI 2.0 suspend ordering has been > + * requested. > + *@stage: The power management event message. Ditto. > */ > static int acpi_hibernation_begin_old(pm_message_t stage) > { thanks. -- #Randy