[PATCH v3 2/5] ACPI: bus master reload not supported in reduced HW mode
From: al.stone at linaro.org <hidden>
Date: 2013-12-04 21:22:04
Also in:
linux-acpi
Subsystem:
acpi, the rest · Maintainers:
"Rafael J. Wysocki", Linus Torvalds
From: Al Stone <redacted> Remove the saving and restoring of bus master reload registers in suspend/resume when in reduced HW mode; according to the spec, no such registers should exist Signed-off-by: Al Stone <redacted> --- drivers/acpi/processor_idle.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 597cdab..8b48c08 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c@@ -202,7 +202,7 @@ static void lapic_timer_state_broadcast(struct acpi_processor *pr, #endif -#ifdef CONFIG_PM_SLEEP +#if (IS_ENABLED(CONFIG_PM_SLEEP) && !IS_ENABLED(CONFIG_ACPI_REDUCED_HARDWARE)) static u32 saved_bm_rld; static int acpi_processor_suspend(void)
@@ -236,7 +236,10 @@ void acpi_processor_syscore_exit(void) { unregister_syscore_ops(&acpi_processor_syscore_ops); } -#endif /* CONFIG_PM_SLEEP */ +#else +void acpi_processor_syscore_init(void) { return; } +void acpi_processor_syscore_exit(void) { return; } +#endif #if defined(CONFIG_X86) static void tsc_check_state(int state)
--
1.8.3.1