[PATCH] drm/vc4: Mark the device as active when enabling runtime PM.

From: Eric Anholt
Date: Mon May 15 2017 - 13:16:23 EST


Failing to do so meant that we got a resume() callback on first use of
the device, so we would leak the bin BO that we allocated during
probe.

Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
Fixes: 553c942f8b2c ("drm/vc4: Allow using more than 256MB of CMA memory.")
---
drivers/gpu/drm/vc4/vc4_v3d.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/vc4/vc4_v3d.c b/drivers/gpu/drm/vc4/vc4_v3d.c
index e3d5c59dbd4a..825a8462a63b 100644
--- a/drivers/gpu/drm/vc4/vc4_v3d.c
+++ b/drivers/gpu/drm/vc4/vc4_v3d.c
@@ -403,6 +403,7 @@ static int vc4_v3d_bind(struct device *dev, struct device *master, void *data)
return ret;
}

+ pm_runtime_set_active(dev);
pm_runtime_use_autosuspend(dev);
pm_runtime_set_autosuspend_delay(dev, 40); /* a little over 2 frames. */
pm_runtime_enable(dev);
--
2.11.0