diff options
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_batchbuffer.c | 3 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.c | 46 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.h | 2 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_screen.c | 13 |
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 9768b0deee..ca8e344836 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 a94f6886f9..05d4998654 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 dae5896a5c..04d5fc92a2 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 3aed253e24..15a465c640 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 * |