ARM: pxa: only save/restore registers when pm functions are defined (3d9cb0ea) · Commits · 戴 / test

arch/arm/mach-pxa/pm.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -33,7 +33,7 @@ int pxa_pm_enter(suspend_state_t state)
		#endif

		/* skip registers saving for standby */
		if (state != PM_SUSPEND_STANDBY) {
		if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->save) {
		pxa_cpu_pm_fns->save(sleep_save);
		/* before sleeping, calculate and save a checksum */
		for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
		@@ -44,7 +44,7 @@ int pxa_pm_enter(suspend_state_t state)
		pxa_cpu_pm_fns->enter(state);
		cpu_init();

		if (state != PM_SUSPEND_STANDBY) {
		if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->restore) {
		/* after sleeping, validate the checksum */
		for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
		checksum += sleep_save[i];