Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3d9cb0ea authored by Eric Miao's avatar Eric Miao
Browse files

ARM: pxa: only save/restore registers when pm functions are defined 



Reported-and-tested-by: default avatarSven Neumann <s.neumann@raumfeld.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 57834a72

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];