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Add support for ScreenPtr::SyncSharedPixmap

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This allows deferring shared pixmap updates between different drivers.

(Ported from radeon commit 53be26b00e83f871f0afd39caa5a7a1d6ec4aea1)
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer
2016-08-31 16:46:56 +09:00
committed by Michel Dänzer
parent 97d7386caf
commit bdee9f4dd4
1 changed files with 42 additions and 1 deletions
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43
src/amdgpu_kms.c
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@@ -491,6 +491,35 @@ amdgpu_sync_shared_pixmap(PixmapDirtyUpdatePtr dirty)
}
}
#if HAS_SYNC_SHARED_PIXMAP
static Bool
master_has_sync_shared_pixmap(ScrnInfoPtr scrn, PixmapDirtyUpdatePtr dirty)
{
ScreenPtr master_screen = dirty->src->master_pixmap->drawable.pScreen;
return master_screen->SyncSharedPixmap != NULL;
}
static Bool
slave_has_sync_shared_pixmap(ScrnInfoPtr scrn, PixmapDirtyUpdatePtr dirty)
{
ScreenPtr slave_screen = dirty->slave_dst->drawable.pScreen;
return slave_screen->SyncSharedPixmap != NULL;
}
static void
call_sync_shared_pixmap(PixmapDirtyUpdatePtr dirty)
{
ScreenPtr master_screen = dirty->src->master_pixmap->drawable.pScreen;
master_screen->SyncSharedPixmap(dirty);
}
#else /* !HAS_SYNC_SHARED_PIXMAP */
static Bool
master_has_sync_shared_pixmap(ScrnInfoPtr scrn, PixmapDirtyUpdatePtr dirty)
{
@@ -507,6 +536,15 @@ slave_has_sync_shared_pixmap(ScrnInfoPtr scrn, PixmapDirtyUpdatePtr dirty)
return slave_scrn->driverName == scrn->driverName;
}
static void
call_sync_shared_pixmap(PixmapDirtyUpdatePtr dirty)
{
amdgpu_sync_shared_pixmap(dirty);
}
#endif /* HAS_SYNC_SHARED_PIXMAPS */
static Bool
amdgpu_prime_scanout_do_update(xf86CrtcPtr crtc, unsigned scanout_id)
{
@@ -524,7 +562,7 @@ amdgpu_prime_scanout_do_update(xf86CrtcPtr crtc, unsigned scanout_id)
RegionPtr region;
if (master_has_sync_shared_pixmap(scrn, dirty))
amdgpu_sync_shared_pixmap(dirty);
call_sync_shared_pixmap(dirty);
region = dirty_region(dirty);
if (RegionNil(region))
@@ -1803,6 +1841,9 @@ Bool AMDGPUScreenInit_KMS(SCREEN_INIT_ARGS_DECL)
#ifdef AMDGPU_PIXMAP_SHARING
pScreen->StartPixmapTracking = PixmapStartDirtyTracking;
pScreen->StopPixmapTracking = PixmapStopDirtyTracking;
#if HAS_SYNC_SHARED_PIXMAP
pScreen->SyncSharedPixmap = amdgpu_sync_shared_pixmap;
#endif
#endif
if (!xf86CrtcScreenInit(pScreen))