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MALI Utgard: RK: fix some potential problems about pm_runtime

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Including:
	not to call pm_runtime_suspend() in mali_runtime_idle();
	make it more strict to power off the GPU.

Change-Id: I8c49dd13f57826f28606fd7a4e451707978b2906
Signed-off-by: Zhen Chen <chenzhen@rock-chips.com>
This commit is contained in:
Zhen Chen 2017-11-02 10:41:30 +08:00 committed by Tao Huang
parent ac1e80931c
commit 1919e3d736
1 changed files with 5 additions and 7 deletions
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12
drivers/gpu/arm/mali400/mali/platform/rk/rk.c
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@ -62,9 +62,7 @@ struct rk_context *s_rk_context;
static int rk_context_create_sysfs_files(struct device *dev)
{
int ret = 0;
return ret;
return 0;
}
static void rk_context_remove_sysfs_files(struct device *dev)
@ -358,7 +356,8 @@ static int mali_runtime_suspend(struct device *device)
ret = device->driver->pm->runtime_suspend(device);
}
rk_platform_power_off_gpu(device);
if (!ret)
rk_platform_power_off_gpu(device);
return ret;
}
@ -396,8 +395,6 @@ static int mali_runtime_idle(struct device *device)
return ret;
}
pm_runtime_suspend(device);
return 0;
}
#endif
@ -415,7 +412,8 @@ static int mali_os_suspend(struct device *device)
ret = device->driver->pm->suspend(device);
}
rk_platform_power_off_gpu(device);
if (!ret)
rk_platform_power_off_gpu(device);
return ret;
}