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P4 to Git Change 1195265 by gandryey@gera-dev-w7 on 2015/09/28 18:56:37

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SWDEV-77545 - Relax Cypress restriction on SDMA copy
	- Relax the old condition to match SI+ restriction

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gslbe/src/rt/GSLDevice.cpp#144 edit
This commit is contained in:
foreman
2015-09-28 19:41:22 -04:00
parent 4b23814a4d
commit add3bbd202
1 changed files with 8 additions and 25 deletions
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rocclr/runtime/device/gpu/gslbe/src/rt/GSLDevice.cpp
+8 -25
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@@ -1379,11 +1379,10 @@ CALGSLDevice::GetCopyType(
pitch = srcMem->getPitch();
linearBytePitch = size * (bppSrc / 8);
// Make sure linear pitch in bytes is 128 bytes aligned
// Note: Cypress restriction, Cayman should have 4 bytes
if (((linearBytePitch % 0x80) == 0) &&
// another DRM restriciton... Cayman has 4 pixels
(srcOffset[0] % 8 == 0))
// Make sure linear pitch in bytes is 4 bytes aligned
if (((linearBytePitch % 4) == 0) &&
// another DRM restriciton... SI has 4 pixels
(srcOffset[0] % 4 == 0))
{
type = USE_DRMDMA_T2L;
}
@@ -1399,11 +1398,10 @@ CALGSLDevice::GetCopyType(
pitch = destMem->getPitch();
linearBytePitch = size * (bppDst / 8);
// Make sure linear pitch in bytes is 128 bytes aligned
// Note: Cypress restriction, Cayman should have 4 bytes
if (((linearBytePitch % 0x80) == 0) &&
// another DRM restriciton... Cayman has 4 pixels
(destOffset[0] % 8 == 0))
// Make sure linear pitch in bytes is 4 bytes aligned
if (((linearBytePitch % 4) == 0) &&
// another DRM restriciton... SI has 4 pixels
(destOffset[0] % 4 == 0))
{
type = USE_DRMDMA_L2T;
}
@@ -1422,21 +1420,6 @@ CALGSLDevice::GetCopyType(
type = USE_DRMDMA;
}
//
// Machine specific issues here
//
if (allowDMA && ((m_target == CAL_TARGET_CAYMAN) ||
(m_target == CAL_TARGET_DEVASTATOR) ||
(m_target == CAL_TARGET_SCRAPPER)
) &&
((bppSrc == 128 || bppDst == 128) &&
((srcTiling != GSL_MOA_TILING_LINEAR) ||
(dstTiling != GSL_MOA_TILING_LINEAR)))
)
{
type = USE_NONE;
}
return type;
}