[v3,1/2] firmware: psci: call pm_set_suspend_via_firmware()

Message ID 1592792699-24638-2-git-send-email-yoshihiro.shimoda.uh@renesas.com
State New
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Series
  • [v3,1/2] firmware: psci: call pm_set_suspend_via_firmware()
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Commit Message

Yoshihiro Shimoda June 22, 2020, 2:24 a.m.
Call pm_set_suspend_via_firmware() in .begin() of psci_suspend_ops
to use pm_suspend_via_firmware() on PSCI environment.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 drivers/firmware/psci/psci.c | 8 ++++++++
 1 file changed, 8 insertions(+)

Patch

diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c
index 92013ec..1c22b01 100644
--- a/drivers/firmware/psci/psci.c
+++ b/drivers/firmware/psci/psci.c
@@ -309,6 +309,13 @@  static int psci_system_suspend(unsigned long unused)
 			      __pa_symbol(cpu_resume), 0, 0);
 }
 
+static int psci_system_suspend_begin(suspend_state_t state)
+{
+	pm_set_suspend_via_firmware();
+
+	return 0;
+}
+
 static int psci_system_suspend_enter(suspend_state_t state)
 {
 	return cpu_suspend(0, psci_system_suspend);
@@ -316,6 +323,7 @@  static int psci_system_suspend_enter(suspend_state_t state)
 
 static const struct platform_suspend_ops psci_suspend_ops = {
 	.valid          = suspend_valid_only_mem,
+	.begin          = psci_system_suspend_begin,
 	.enter          = psci_system_suspend_enter,
 };