[PATCH] bus: ti-sysc: Do not disable on suspend for no-idle

Tony Lindgren tony at atomide.com
Thu Jul 2 16:58:31 EDT 2020


If we have "ti,no-idle" specified for a module we must not disable
the the module on suspend to keep things backwards compatible.

Fixes: 386cb76681ca ("bus: ti-sysc: Handle missed no-idle property in addition to no-idle-on-init")
Reported-by: Grygorii Strashko <grygorii.strashko at ti.com>
Signed-off-by: Tony Lindgren <tony at atomide.com>
---
 drivers/bus/ti-sysc.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -1278,7 +1278,8 @@ static int __maybe_unused sysc_noirq_suspend(struct device *dev)
 
 	ddata = dev_get_drvdata(dev);
 
-	if (ddata->cfg.quirks & SYSC_QUIRK_LEGACY_IDLE)
+	if (ddata->cfg.quirks &
+	    (SYSC_QUIRK_LEGACY_IDLE | SYSC_QUIRK_NO_IDLE))
 		return 0;
 
 	return pm_runtime_force_suspend(dev);
@@ -1290,7 +1291,8 @@ static int __maybe_unused sysc_noirq_resume(struct device *dev)
 
 	ddata = dev_get_drvdata(dev);
 
-	if (ddata->cfg.quirks & SYSC_QUIRK_LEGACY_IDLE)
+	if (ddata->cfg.quirks &
+	    (SYSC_QUIRK_LEGACY_IDLE | SYSC_QUIRK_NO_IDLE))
 		return 0;
 
 	return pm_runtime_force_resume(dev);
-- 
2.27.0



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