linux-kernel - [PATCH 3/3] gpu: host1x: Enable system suspend callbacks

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Message-ID: <20230901111510.663401-3-cyndis@kapsi.fi>
Date:   Fri,  1 Sep 2023 14:15:09 +0300
From:   Mikko Perttunen <cyndis@...si.fi>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Mikko Perttunen <mperttunen@...dia.com>,
        dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] gpu: host1x: Enable system suspend callbacks

From: Mikko Perttunen <mperttunen@...dia.com>

With the previous CDMA stop fix, executing runtime PM ops around
system suspend now makes channel submissions work after system
suspend, so do that.

Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
---
 drivers/gpu/host1x/dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index 6501bee9e8c1..b8ac44e7d11a 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -720,7 +720,7 @@ static int __maybe_unused host1x_runtime_resume(struct device *dev)
 static const struct dev_pm_ops host1x_pm_ops = {
 	SET_RUNTIME_PM_OPS(host1x_runtime_suspend, host1x_runtime_resume,
 			   NULL)
-	/* TODO: add system suspend-resume once driver will be ready for that */
+	SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume)
 };
 
 static struct platform_driver tegra_host1x_driver = {
-- 
2.41.0