Rather than just failing silently, let's warn the user of device remove not being able to take an PM reference or the PM suspend path still reporting inflight jobs. Neither situation should ever happen.
Reviewed-by: Boris Brezillon <[email protected]> Signed-off-by: Adrián Larumbe <[email protected]> --- drivers/gpu/drm/panfrost/panfrost_device.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c index d531bada62f6..e6de71e99ab4 100644 --- a/drivers/gpu/drm/panfrost/panfrost_device.c +++ b/drivers/gpu/drm/panfrost/panfrost_device.c @@ -9,6 +9,7 @@ #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <drm/drm_drv.h> +#include <drm/drm_print.h> #include "panfrost_device.h" #include "panfrost_devfreq.h" @@ -350,7 +351,7 @@ int panfrost_device_init(struct panfrost_device *pfdev) void panfrost_device_fini(struct panfrost_device *pfdev) { - pm_runtime_get_sync(pfdev->base.dev); + drm_WARN_ON(&pfdev->base, pm_runtime_get_sync(pfdev->base.dev) < 0); pm_runtime_dont_use_autosuspend(pfdev->base.dev); pm_runtime_disable(pfdev->base.dev); @@ -508,7 +509,7 @@ static int panfrost_device_runtime_suspend(struct device *dev) { struct panfrost_device *pfdev = dev_get_drvdata(dev); - if (!panfrost_jm_is_idle(pfdev)) + if (drm_WARN_ON(&pfdev->base, !panfrost_jm_is_idle(pfdev))) return -EBUSY; panfrost_devfreq_suspend(pfdev); -- 2.55.0
