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gma500: make init_pm callback in struct psb_op optional 

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Kirill A. Shutemov 2012-03-08 16:01:51 +00:00 committed by Dave Airlie
parent 4578240b48
commit c715bc1bf4
2 changed files with 2 additions and 6 deletions
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5
drivers/gpu/drm/gma500/oaktrail_device.c
View File

@ -176,10 +176,6 @@ int oaktrail_backlight_init(struct drm_device *dev)
* for power management
*/
static void oaktrail_init_pm(struct drm_device *dev)
{
}
/**
* oaktrail_save_display_registers - save registers lost on suspend
* @dev: our DRM device
@ -504,7 +500,6 @@ const struct psb_ops oaktrail_chip_ops = {
.backlight_init = oaktrail_backlight_init,
#endif
.init_pm = oaktrail_init_pm,
.save_regs = oaktrail_save_display_registers,
.restore_regs = oaktrail_restore_display_registers,
.power_down = oaktrail_power_down,

3
drivers/gpu/drm/gma500/power.c
View File

@ -58,7 +58,8 @@ void gma_power_init(struct drm_device *dev)
spin_lock_init(&power_ctrl_lock);
mutex_init(&power_mutex);
dev_priv->ops->init_pm(dev);
if (dev_priv->ops->init_pm)
dev_priv->ops->init_pm(dev);
}
/**