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gma500: move the ASLE enable 

Otherwise we end up getting the masks wrong, can get events before we
are doing power control and other ungood things.  Again this is a
regression fix where the ordering of handling was disturbed by other
work, and the user experience on some boxes is a blank screen.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Alan Cox 2012-07-16 17:52:45 +01:00 committed by Linus Torvalds
parent f507598b06
commit 166973e506
3 changed files with 9 additions and 5 deletions
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8
drivers/gpu/drm/gma500/opregion.c
View File

@ -144,6 +144,8 @@ struct opregion_asle {
#define ASLE_CBLV_VALID (1<<31)
static struct psb_intel_opregion *system_opregion;
static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
{
struct drm_psb_private *dev_priv = dev->dev_private;
@ -205,7 +207,7 @@ void psb_intel_opregion_enable_asle(struct drm_device *dev)
struct drm_psb_private *dev_priv = dev->dev_private;
struct opregion_asle *asle = dev_priv->opregion.asle;
if (asle) {
if (asle && system_opregion ) {
/* Don't do this on Medfield or other non PC like devices, they
use the bit for something different altogether */
psb_enable_pipestat(dev_priv, 0, PIPE_LEGACY_BLC_EVENT_ENABLE);
@ -221,7 +223,6 @@ void psb_intel_opregion_enable_asle(struct drm_device *dev)
#define ACPI_EV_LID (1<<1)
#define ACPI_EV_DOCK (1<<2)
static struct psb_intel_opregion *system_opregion;
static int psb_intel_opregion_video_event(struct notifier_block *nb,
unsigned long val, void *data)
@ -266,9 +267,6 @@ void psb_intel_opregion_init(struct drm_device *dev)
system_opregion = opregion;
register_acpi_notifier(&psb_intel_opregion_notifier);
}
if (opregion->asle)
psb_intel_opregion_enable_asle(dev);
}
void psb_intel_opregion_fini(struct drm_device *dev)

5
drivers/gpu/drm/gma500/opregion.h
View File

@ -27,6 +27,7 @@ extern void psb_intel_opregion_asle_intr(struct drm_device *dev);
extern void psb_intel_opregion_init(struct drm_device *dev);
extern void psb_intel_opregion_fini(struct drm_device *dev);
extern int psb_intel_opregion_setup(struct drm_device *dev);
extern void psb_intel_opregion_enable_asle(struct drm_device *dev);
#else
@ -46,4 +47,8 @@ extern inline int psb_intel_opregion_setup(struct drm_device *dev)
{
return 0;
}
extern inline void psb_intel_opregion_enable_asle(struct drm_device *dev)
{
}
#endif

1
drivers/gpu/drm/gma500/psb_drv.c
View File

@ -374,6 +374,7 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
if (ret)
return ret;
psb_intel_opregion_enable_asle(dev);
#if 0
/*enable runtime pm at last*/
pm_runtime_enable(&dev->pdev->dev);