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From a845abe4589366d3e37b5a646be6337984074b28 Mon Sep 17 00:00:00 2001
From: Loren HUANG <b02279@freescale.com>
Date: Wed, 22 May 2013 17:21:30 +0800
Subject: [PATCH 5/6] ENGR00264275 [GPU]Correct suspend/resume calling after
adding runtime pm.
After enabling runtime pm the suspend/resume entry is changed.
-Add new entry for suspend/resume in runtime pm frame work.
-Add static define for all runtime pm function.
Upstream-Status: Backport [3.5.7-1.0.0]
Signed-off-by: Loren HUANG <b02279@freescale.com>
Acked-by: Lily Zhang
---
.../gpu-viv/hal/os/linux/kernel/gc_hal_kernel_driver.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_driver.c b/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_driver.c
index 183000d..3632a6c 100644
--- a/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_driver.c
+++ b/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_driver.c
@@ -1252,20 +1252,32 @@ static const struct of_device_id mxs_gpu_dt_ids[] = {
MODULE_DEVICE_TABLE(of, mxs_gpu_dt_ids);
#ifdef CONFIG_PM
-int gpu_runtime_suspend(struct device *dev)
+static int gpu_runtime_suspend(struct device *dev)
{
release_bus_freq(BUS_FREQ_HIGH);
return 0;
}
-int gpu_runtime_resume(struct device *dev)
+static int gpu_runtime_resume(struct device *dev)
{
request_bus_freq(BUS_FREQ_HIGH);
return 0;
}
+static int gpu_system_suspend(struct device *dev)
+{
+ pm_message_t state={0};
+ return gpu_suspend(to_platform_device(dev), state);
+}
+
+static int gpu_system_resume(struct device *dev)
+{
+ return gpu_resume(to_platform_device(dev));
+}
+
static const struct dev_pm_ops gpu_pm_ops = {
SET_RUNTIME_PM_OPS(gpu_runtime_suspend, gpu_runtime_resume, NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(gpu_system_suspend, gpu_system_resume)
};
#endif
#endif
--
1.8.3.2
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