From: Jonas Karlman <jonas@kwiboo.se>
Date: Thu, 25 Apr 2019 07:12:28 +0000 (-0400)
Subject: media: rockchip/vpu: Add missing dont_use_autosuspend() calls
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=5c5b90f5cbad77dc15d8b5582efdb2e362bcd710;p=openwrt%2Fstaging%2Fblogic.git

media: rockchip/vpu: Add missing dont_use_autosuspend() calls

Those calls are needed to restore a clean PM state when the probe fails
or when the driver is unloaded such that future ->probe() calls can
initialize runtime PM again.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
---

diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c
index c00e2b47d5c1..b25e93daafde 100644
--- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c
+++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c
@@ -489,6 +489,7 @@ err_v4l2_unreg:
 	v4l2_device_unregister(&vpu->v4l2_dev);
 err_clk_unprepare:
 	clk_bulk_unprepare(vpu->variant->num_clocks, vpu->clocks);
+	pm_runtime_dont_use_autosuspend(vpu->dev);
 	pm_runtime_disable(vpu->dev);
 	return ret;
 }
@@ -509,6 +510,7 @@ static int rockchip_vpu_remove(struct platform_device *pdev)
 	}
 	v4l2_device_unregister(&vpu->v4l2_dev);
 	clk_bulk_unprepare(vpu->variant->num_clocks, vpu->clocks);
+	pm_runtime_dont_use_autosuspend(vpu->dev);
 	pm_runtime_disable(vpu->dev);
 	return 0;
 }