diff mbox series

mailbox: apple: Keep IRQs active in suspend

Message ID 20220502083345.22433-1-marcan@marcan.st (mailing list archive)
State New, archived
Headers show
Series mailbox: apple: Keep IRQs active in suspend | expand

Commit Message

Hector Martin May 2, 2022, 8:33 a.m. UTC 
Some consumers (notably SMC) need to be wakeup sources for s2idle,
so the IRQs need to stay enabled during suspend. We expect
consumers to properly suspend coprocessors such that no IRQs would
be triggered where not necessary, so this can be done unconditionally.

Signed-off-by: Hector Martin <marcan@marcan.st>
---
 drivers/mailbox/apple-mailbox.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/mailbox/apple-mailbox.c b/drivers/mailbox/apple-mailbox.c
index e0c2bf7c6338..ce54f72d8676 100644
--- a/drivers/mailbox/apple-mailbox.c
+++ b/drivers/mailbox/apple-mailbox.c
@@ -369,8 +369,8 @@  static int apple_mbox_probe(struct platform_device *pdev)
 
 	ret = devm_request_threaded_irq(dev, mbox->irq_recv_not_empty, NULL,
 					apple_mbox_recv_irq,
-					IRQF_NO_AUTOEN | IRQF_ONESHOT, irqname,
-					mbox);
+					IRQF_NO_AUTOEN | IRQF_ONESHOT | IRQF_NO_SUSPEND,
+					irqname, mbox);
 	if (ret)
 		return ret;
 
@@ -378,9 +378,8 @@  static int apple_mbox_probe(struct platform_device *pdev)
 	if (!irqname)
 		return -ENOMEM;
 
-	ret = devm_request_irq(dev, mbox->irq_send_empty,
-			       apple_mbox_send_empty_irq, IRQF_NO_AUTOEN,
-			       irqname, mbox);
+	ret = devm_request_irq(dev, mbox->irq_send_empty, apple_mbox_send_empty_irq,
+			       IRQF_NO_AUTOEN | IRQF_NO_SUSPEND, irqname, mbox);
 	if (ret)
 		return ret;