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Make sure the overlay commands are executed as soon as possible.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17630 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2006-05-29 14:14:46 +00:00
parent 478cef7735
commit e4e5ff6eae
1 changed files with 6 additions and 4 deletions
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src/add-ons/accelerants/intel_extreme/overlay.cpp
+6 -4
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@@ -231,6 +231,10 @@ update_overlay(bool updateCoefficients)
queue.PutWaitFor(COMMAND_WAIT_FOR_OVERLAY_FLIP); queue.PutWaitFor(COMMAND_WAIT_FOR_OVERLAY_FLIP);
queue.PutOverlayFlip(COMMAND_OVERLAY_CONTINUE, updateCoefficients); queue.PutOverlayFlip(COMMAND_OVERLAY_CONTINUE, updateCoefficients);
// make sure the flip is done now
queue.PutWaitFor(COMMAND_WAIT_FOR_OVERLAY_FLIP);
queue.PutFlush();
// TRACE(("update overlay: UPDATE: %lx, TEST: %lx, STATUS: %lx, EXTENDED_STATUS: %lx\n", // TRACE(("update overlay: UPDATE: %lx, TEST: %lx, STATUS: %lx, EXTENDED_STATUS: %lx\n",
// read32(INTEL_OVERLAY_UPDATE), read32(INTEL_OVERLAY_TEST), read32(INTEL_OVERLAY_STATUS), // read32(INTEL_OVERLAY_UPDATE), read32(INTEL_OVERLAY_TEST), read32(INTEL_OVERLAY_STATUS),
// read32(INTEL_OVERLAY_EXTENDED_STATUS))); // read32(INTEL_OVERLAY_EXTENDED_STATUS)));
@@ -243,14 +247,12 @@ show_overlay(void)
if (gInfo->shared_info->overlay_active) if (gInfo->shared_info->overlay_active)
return; return;
overlay_registers *registers = gInfo->overlay_registers;
gInfo->shared_info->overlay_active = true; gInfo->shared_info->overlay_active = true;
registers->overlay_enabled = true; gInfo->overlay_registers->overlay_enabled = true;
QueueCommands queue(gInfo->shared_info->secondary_ring_buffer); QueueCommands queue(gInfo->shared_info->secondary_ring_buffer);
queue.PutFlush();
queue.PutOverlayFlip(COMMAND_OVERLAY_ON, true); queue.PutOverlayFlip(COMMAND_OVERLAY_ON, true);
queue.PutFlush();
} }