[PATCH 13/15] drm/gma500: Add hooks for hibernation

[Patrik Jakobsson]

Currently we do whatever is done during suspend/resume but we might need some
more work for hibernation so keep them in separate functions.

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson at gmail.com>
---
 drivers/gpu/drm/gma500/power.c   |   15 +++++++++++++++
 drivers/gpu/drm/gma500/power.h   |    3 +++
 drivers/gpu/drm/gma500/psb_drv.c |    3 +++
 3 files changed, 21 insertions(+)

diff --git a/drivers/gpu/drm/gma500/power.c b/drivers/gpu/drm/gma500/power.c
index 4c575a9..b6b135f 100644
--- a/drivers/gpu/drm/gma500/power.c
+++ b/drivers/gpu/drm/gma500/power.c
@@ -315,3 +315,18 @@ int psb_runtime_idle(struct device *dev)
        else
                return 1;
 }
+
+int gma_power_thaw(struct device *_dev)
+{
+       return gma_power_resume(_dev);
+}
+
+int gma_power_freeze(struct device *_dev)
+{
+       return gma_power_suspend(_dev);
+}
+
+int gma_power_restore(struct device *_dev)
+{
+       return gma_power_resume(_dev);
+}
diff --git a/drivers/gpu/drm/gma500/power.h b/drivers/gpu/drm/gma500/power.h
index 1969d2e..56d8708 100644
--- a/drivers/gpu/drm/gma500/power.h
+++ b/drivers/gpu/drm/gma500/power.h
@@ -41,6 +41,9 @@ void gma_power_uninit(struct drm_device *dev);
  */
 int gma_power_suspend(struct device *dev);
 int gma_power_resume(struct device *dev);
+int gma_power_thaw(struct device *dev);
+int gma_power_freeze(struct device *dev);
+int gma_power_restore(struct device *_dev);

 /*
  * These are the functions the driver should use to wrap all hw access
diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
index 111e3df..bddea58 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -601,6 +601,9 @@ static void psb_remove(struct pci_dev *pdev)
 static const struct dev_pm_ops psb_pm_ops = {
        .resume = gma_power_resume,
        .suspend = gma_power_suspend,
+       .thaw = gma_power_thaw,
+       .freeze = gma_power_freeze,
+       .restore = gma_power_restore,
        .runtime_suspend = psb_runtime_suspend,
        .runtime_resume = psb_runtime_resume,
        .runtime_idle = psb_runtime_idle,
-- 
1.7.10.4