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authorSinclair Yeh <syeh@vmware.com>2015-10-13 12:58:26 -0700
committerBrian Paul <brianp@vmware.com>2015-10-22 17:19:20 -0600
commit231d53923918f4a885e74da0a063dcbf1a4353e3 (patch)
tree30362cdb09562bf5e306ff8bfbbba5615f293da0 /src/gallium/drivers/svga/svga_winsys.h
parent99effaa9658a34eb07255bb1964569c8a86e8dda (diff)
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svga: Condition preemptive flush on draw emission
On ultra high resolution modes, the preemptive flush flag can be set midway through command submission, a condition that cannot be recovered from a flush-retry, causing rendering artifacts. This patch prevents a preemtive_flush until a draw has been emitted. Signed-off-by: Sinclair Yeh <syeh@vmware.com> Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Charmaine Lee <charmainel@vmware.com> Reviewed-by: Brian Paul <brianp@vmware.com>
Diffstat (limited to 'src/gallium/drivers/svga/svga_winsys.h')
-rw-r--r--src/gallium/drivers/svga/svga_winsys.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_winsys.h b/src/gallium/drivers/svga/svga_winsys.h
index c750603..3129e46 100644
--- a/src/gallium/drivers/svga/svga_winsys.h
+++ b/src/gallium/drivers/svga/svga_winsys.h
@@ -85,6 +85,8 @@ struct winsys_handle;
#define SVGA_QUERY_FLAG_SET (1 << 0)
#define SVGA_QUERY_FLAG_REF (1 << 1)
+#define SVGA_HINT_FLAG_DRAW_EMITTED (1 << 0)
+
/** Opaque surface handle */
struct svga_winsys_surface;
@@ -213,6 +215,11 @@ struct svga_winsys_context
uint32 cid;
/**
+ * Flags to hint the current context state
+ */
+ uint32 hints;
+
+ /**
** BEGIN new functions for guest-backed surfaces.
**/