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-rw-r--r--src/mesa/drivers/dri/intel/intel_batchbuffer.c3
-rw-r--r--src/mesa/drivers/dri/intel/intel_context.c46
-rw-r--r--src/mesa/drivers/dri/intel/intel_context.h2
-rw-r--r--src/mesa/drivers/dri/intel/intel_screen.c13
4 files changed, 29 insertions, 35 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_batchbuffer.c b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
index 9768b0deee7..ca8e3448368 100644
--- a/src/mesa/drivers/dri/intel/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
@@ -130,8 +130,7 @@ _intel_batchbuffer_flush(struct intel_batchbuffer *batch, const char *file,
struct intel_context *intel = batch->intel;
GLuint used = batch->ptr - batch->map;
- if (!intel->using_dri2_swapbuffers &&
- intel->first_post_swapbuffers_batch == NULL) {
+ if (intel->first_post_swapbuffers_batch == NULL) {
intel->first_post_swapbuffers_batch = intel->batch->buf;
drm_intel_bo_reference(intel->first_post_swapbuffers_batch);
}
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index a94f6886f98..05d49986546 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -440,6 +440,28 @@ intel_prepare_render(struct intel_context *intel)
*/
if (intel->is_front_buffer_rendering)
intel->front_buffer_dirty = GL_TRUE;
+
+ /* Wait for the swapbuffers before the one we just emitted, so we
+ * don't get too many swaps outstanding for apps that are GPU-heavy
+ * but not CPU-heavy.
+ *
+ * We're using intelDRI2Flush (called from the loader before
+ * swapbuffer) and glFlush (for front buffer rendering) as the
+ * indicator that a frame is done and then throttle when we get
+ * here as we prepare to render the next frame. At this point for
+ * round trips for swap/copy and getting new buffers are done and
+ * we'll spend less time waiting on the GPU.
+ *
+ * Unfortunately, we don't have a handle to the batch containing
+ * the swap, and getting our hands on that doesn't seem worth it,
+ * so we just us the first batch we emitted after the last swap.
+ */
+ if (intel->need_throttle && intel->first_post_swapbuffers_batch) {
+ drm_intel_bo_wait_rendering(intel->first_post_swapbuffers_batch);
+ drm_intel_bo_unreference(intel->first_post_swapbuffers_batch);
+ intel->first_post_swapbuffers_batch = NULL;
+ intel->need_throttle = GL_FALSE;
+ }
}
static void
@@ -451,8 +473,7 @@ intel_viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
if (intel->saved_viewport)
intel->saved_viewport(ctx, x, y, w, h);
- if (!intel->using_dri2_swapbuffers &&
- !intel->meta.internal_viewport_call && ctx->DrawBuffer->Name == 0) {
+ if (!intel->meta.internal_viewport_call && ctx->DrawBuffer->Name == 0) {
dri2InvalidateDrawable(driContext->driDrawablePriv);
dri2InvalidateDrawable(driContext->driReadablePriv);
}
@@ -530,27 +551,8 @@ intel_glFlush(GLcontext *ctx)
struct intel_context *intel = intel_context(ctx);
intel_flush(ctx);
-
intel_flush_front(ctx);
-
- /* We're using glFlush as an indicator that a frame is done, which is
- * what DRI2 does before calling SwapBuffers (and means we should catch
- * people doing front-buffer rendering, as well)..
- *
- * Wait for the swapbuffers before the one we just emitted, so we don't
- * get too many swaps outstanding for apps that are GPU-heavy but not
- * CPU-heavy.
- *
- * Unfortunately, we don't have a handle to the batch containing the swap,
- * and getting our hands on that doesn't seem worth it, so we just us the
- * first batch we emitted after the last swap.
- */
- if (!intel->using_dri2_swapbuffers &&
- intel->first_post_swapbuffers_batch != NULL) {
- drm_intel_bo_wait_rendering(intel->first_post_swapbuffers_batch);
- drm_intel_bo_unreference(intel->first_post_swapbuffers_batch);
- intel->first_post_swapbuffers_batch = NULL;
- }
+ intel->need_throttle = GL_TRUE;
}
void
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index dae5896a5cd..04d5fc92a25 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -150,8 +150,8 @@ struct intel_context
struct intel_batchbuffer *batch;
drm_intel_bo *first_post_swapbuffers_batch;
+ GLboolean need_throttle;
GLboolean no_batch_wrap;
- GLboolean using_dri2_swapbuffers;
struct
{
diff --git a/src/mesa/drivers/dri/intel/intel_screen.c b/src/mesa/drivers/dri/intel/intel_screen.c
index 3aed253e240..15a465c6402 100644
--- a/src/mesa/drivers/dri/intel/intel_screen.c
+++ b/src/mesa/drivers/dri/intel/intel_screen.c
@@ -110,23 +110,16 @@ intelDRI2Flush(__DRIdrawable *drawable)
if (intel->gen < 4)
INTEL_FIREVERTICES(intel);
+ intel->need_throttle = GL_TRUE;
+
if (intel->batch->map != intel->batch->ptr)
intel_batchbuffer_flush(intel->batch);
}
-static void
-intelDRI2Invalidate(__DRIdrawable *drawable)
-{
- struct intel_context *intel = drawable->driContextPriv->driverPrivate;
-
- intel->using_dri2_swapbuffers = GL_TRUE;
- dri2InvalidateDrawable(drawable);
-}
-
static const struct __DRI2flushExtensionRec intelFlushExtension = {
{ __DRI2_FLUSH, __DRI2_FLUSH_VERSION },
intelDRI2Flush,
- intelDRI2Invalidate,
+ dri2InvalidateDrawable,
};
static __DRIimage *