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* lets idle the memory controller before checking if it's idle

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@42925 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Alexander von Gluck IV 2011-10-26 14:11:24 +00:00
parent 46af81655d
commit bbcc2a8c03
1 changed files with 2 additions and 0 deletions
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2
src/add-ons/accelerants/radeon_hd/gpu.cpp
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@ -241,6 +241,8 @@ radeon_gpu_mc_setup_r600()
Write32(OUT, HDP_REG_COHERENCY_FLUSH_CNTL, 0);
// idle the memory controller
radeon_gpu_mc_halt();
uint32 idleState = radeon_gpu_mc_idlecheck();
if (idleState > 0) {
TRACE("%s: Cannot modify non-idle MC! idleState: 0x%" B_PRIX32 "\n",