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path: root/src/mesa/drivers/dri/i915tex/intel_blit.c
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Diffstat (limited to 'src/mesa/drivers/dri/i915tex/intel_blit.c')
-rw-r--r--src/mesa/drivers/dri/i915tex/intel_blit.c195
1 files changed, 69 insertions, 126 deletions
diff --git a/src/mesa/drivers/dri/i915tex/intel_blit.c b/src/mesa/drivers/dri/i915tex/intel_blit.c
index 640c73e355..dbe4ba2ac5 100644
--- a/src/mesa/drivers/dri/i915tex/intel_blit.c
+++ b/src/mesa/drivers/dri/i915tex/intel_blit.c
@@ -55,8 +55,6 @@ intelCopyBuffer(const __DRIdrawablePrivate * dPriv,
struct intel_context *intel;
const intelScreenPrivate *intelScreen;
- GLboolean missed_target;
- int64_t ust;
DBG("%s\n", __FUNCTION__);
@@ -68,41 +66,6 @@ intelCopyBuffer(const __DRIdrawablePrivate * dPriv,
intelScreen = intel->intelScreen;
- if (!rect && !intel->swap_scheduled && intelScreen->drmMinor >= 6 &&
- !(intel->vblank_flags & VBLANK_FLAG_NO_IRQ) &&
- intelScreen->current_rotation == 0) {
- unsigned int interval = driGetVBlankInterval(dPriv, intel->vblank_flags);
- unsigned int target;
- drm_i915_vblank_swap_t swap;
-
- swap.drawable = dPriv->hHWDrawable;
- swap.seqtype = DRM_VBLANK_ABSOLUTE;
- target = swap.sequence = intel->vbl_seq + interval;
-
- if (intel->vblank_flags & VBLANK_FLAG_SYNC) {
- swap.seqtype |= DRM_VBLANK_NEXTONMISS;
- } else if (interval == 0) {
- goto noschedule;
- }
-
- if ( intel->vblank_flags & VBLANK_FLAG_SECONDARY ) {
- swap.seqtype |= DRM_VBLANK_SECONDARY;
- }
-
- intel_batchbuffer_flush(intel->batch);
-
- if (!drmCommandWriteRead(intel->driFd, DRM_I915_VBLANK_SWAP, &swap,
- sizeof(swap))) {
- intel->swap_scheduled = 1;
- intel->vbl_seq = swap.sequence;
- swap.sequence -= target;
- missed_target = swap.sequence > 0 && swap.sequence <= (1 << 23);
- }
- } else {
- intel->swap_scheduled = 0;
- }
-noschedule:
-
if (intel->last_swap_fence) {
driFenceFinish(intel->last_swap_fence, DRM_FENCE_TYPE_EXE, GL_TRUE);
driFenceUnReference(intel->last_swap_fence);
@@ -111,108 +74,88 @@ noschedule:
intel->last_swap_fence = intel->first_swap_fence;
intel->first_swap_fence = NULL;
- if (!intel->swap_scheduled) {
- if (!rect) {
- driWaitForVBlank(dPriv, &intel->vbl_seq, intel->vblank_flags,
- &missed_target);
+ /* The LOCK_HARDWARE is required for the cliprects. Buffer offsets
+ * should work regardless.
+ */
+ LOCK_HARDWARE(intel);
+
+ if (dPriv && dPriv->numClipRects) {
+ struct intel_framebuffer *intel_fb = dPriv->driverPrivate;
+ const struct intel_region *frontRegion
+ = intel_get_rb_region(&intel_fb->Base, BUFFER_FRONT_LEFT);
+ const struct intel_region *backRegion
+ = intel_get_rb_region(&intel_fb->Base, BUFFER_BACK_LEFT);
+ const int nbox = dPriv->numClipRects;
+ const drm_clip_rect_t *pbox = dPriv->pClipRects;
+ const int pitch = frontRegion->pitch;
+ const int cpp = frontRegion->cpp;
+ int BR13, CMD;
+ int i;
+
+ ASSERT(intel_fb);
+ ASSERT(intel_fb->Base.Name == 0); /* Not a user-created FBO */
+ ASSERT(frontRegion);
+ ASSERT(backRegion);
+ ASSERT(frontRegion->pitch == backRegion->pitch);
+ ASSERT(frontRegion->cpp == backRegion->cpp);
+
+ if (cpp == 2) {
+ BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24);
+ CMD = XY_SRC_COPY_BLT_CMD;
+ }
+ else {
+ BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24) | (1 << 25);
+ CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
+ XY_SRC_COPY_BLT_WRITE_RGB);
}
+ for (i = 0; i < nbox; i++, pbox++) {
+ drm_clip_rect_t box;
- /* The LOCK_HARDWARE is required for the cliprects. Buffer offsets
- * should work regardless.
- */
- LOCK_HARDWARE(intel);
-
- if (dPriv && dPriv->numClipRects) {
- const intelScreenPrivate *intelScreen = intel->intelScreen;
- struct intel_framebuffer *intel_fb = dPriv->driverPrivate;
- const struct intel_region *frontRegion
- = intel_get_rb_region(&intel_fb->Base, BUFFER_FRONT_LEFT);
- const struct intel_region *backRegion
- = intel_get_rb_region(&intel_fb->Base, BUFFER_BACK_LEFT);
- const int nbox = dPriv->numClipRects;
- const drm_clip_rect_t *pbox = dPriv->pClipRects;
- const int pitch = frontRegion->pitch;
- const int cpp = frontRegion->cpp;
- int BR13, CMD;
- int i;
-
- ASSERT(intel_fb);
- ASSERT(intel_fb->Base.Name == 0); /* Not a user-created FBO */
- ASSERT(frontRegion);
- ASSERT(backRegion);
- ASSERT(frontRegion->pitch == backRegion->pitch);
- ASSERT(frontRegion->cpp == backRegion->cpp);
-
- if (cpp == 2) {
- BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24);
- CMD = XY_SRC_COPY_BLT_CMD;
- }
- else {
- BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24) | (1 << 25);
- CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB);
- }
+ if (pbox->x1 > pbox->x2 ||
+ pbox->y1 > pbox->y2 ||
+ pbox->x2 > intelScreen->width || pbox->y2 > intelScreen->height)
+ continue;
- for (i = 0; i < nbox; i++, pbox++) {
- drm_clip_rect_t box;
+ box = *pbox;
- if (pbox->x1 > pbox->x2 ||
- pbox->y1 > pbox->y2 ||
- pbox->x2 > intelScreen->width || pbox->y2 > intelScreen->height)
- continue;
+ if (rect) {
+ if (rect->x1 > box.x1)
+ box.x1 = rect->x1;
+ if (rect->y1 > box.y1)
+ box.y1 = rect->y1;
+ if (rect->x2 < box.x2)
+ box.x2 = rect->x2;
+ if (rect->y2 < box.y2)
+ box.y2 = rect->y2;
- box = *pbox;
-
- if (rect) {
- if (rect->x1 > box.x1)
- box.x1 = rect->x1;
- if (rect->y1 > box.y1)
- box.y1 = rect->y1;
- if (rect->x2 < box.x2)
- box.x2 = rect->x2;
- if (rect->y2 < box.y2)
- box.y2 = rect->y2;
-
- if (box.x1 > box.x2 || box.y1 > box.y2)
- continue;
- }
-
- BEGIN_BATCH(8, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH(CMD);
- OUT_BATCH(BR13);
- OUT_BATCH((pbox->y1 << 16) | pbox->x1);
- OUT_BATCH((pbox->y2 << 16) | pbox->x2);
-
- OUT_RELOC(frontRegion->buffer, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_WRITE,
- DRM_BO_MASK_MEM | DRM_BO_FLAG_WRITE, 0);
- OUT_BATCH((pbox->y1 << 16) | pbox->x1);
- OUT_BATCH(BR13 & 0xffff);
- OUT_RELOC(backRegion->buffer, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ,
- DRM_BO_MASK_MEM | DRM_BO_FLAG_READ, 0);
-
- ADVANCE_BATCH();
+ if (box.x1 > box.x2 || box.y1 > box.y2)
+ continue;
}
- if (intel->first_swap_fence)
- driFenceUnReference(intel->first_swap_fence);
- intel->first_swap_fence = intel_batchbuffer_flush(intel->batch);
- driFenceReference(intel->first_swap_fence);
- }
+ BEGIN_BATCH(8, INTEL_BATCH_NO_CLIPRECTS);
+ OUT_BATCH(CMD);
+ OUT_BATCH(BR13);
+ OUT_BATCH((pbox->y1 << 16) | pbox->x1);
+ OUT_BATCH((pbox->y2 << 16) | pbox->x2);
- UNLOCK_HARDWARE(intel);
- }
+ OUT_RELOC(frontRegion->buffer, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_WRITE,
+ DRM_BO_MASK_MEM | DRM_BO_FLAG_WRITE, 0);
+ OUT_BATCH((pbox->y1 << 16) | pbox->x1);
+ OUT_BATCH(BR13 & 0xffff);
+ OUT_RELOC(backRegion->buffer, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ,
+ DRM_BO_MASK_MEM | DRM_BO_FLAG_READ, 0);
- if (!rect) {
- intel->swap_count++;
- (*dri_interface->getUST) (&ust);
- if (missed_target) {
- intel->swap_missed_count++;
- intel->swap_missed_ust = ust - intel->swap_ust;
+ ADVANCE_BATCH();
}
- intel->swap_ust = ust;
+ if (intel->first_swap_fence)
+ driFenceUnReference(intel->first_swap_fence);
+ intel->first_swap_fence = intel_batchbuffer_flush(intel->batch);
+ driFenceReference(intel->first_swap_fence);
}
+
+ UNLOCK_HARDWARE(intel);
}