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Change maxNBitValue to a constexpr function

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Now maxNBitValue can be used with run time variables.

Change-Id: I323071400305e05e6303a33e24e90c521246d73f
Signed-off-by: Filip Hazubski <filip.hazubski@intel.com>
This commit is contained in:
Filip Hazubski
2019-11-27 18:00:52 +01:00
committed by sys_ocldev
parent 0ba31a46cb
commit 0193b3ea69
36 changed files with 66 additions and 63 deletions
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2
runtime/os_interface/linux/drm_neo.cpp
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@@ -156,7 +156,7 @@ int Drm::getQueueSliceCount(drm_i915_gem_context_param_sseu *sseu) {
}
uint64_t Drm::getSliceMask(uint64_t sliceCount) {
return static_cast<uint64_t>((1 << sliceCount) - 1);
return maxNBitValue(sliceCount);
}
bool Drm::setQueueSliceCount(uint64_t sliceCount) {
if (sliceCountChangeSupported) {

2
runtime/os_interface/linux/hw_info_config.cpp
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@@ -26,7 +26,7 @@ namespace NEO {
HwInfoConfig *hwInfoConfigFactory[IGFX_MAX_PRODUCT] = {};
uint32_t bitExact(uint32_t value, uint32_t highBit, uint32_t lowBit) {
uint32_t bitVal = ((value >> lowBit) & ((1 << (highBit - lowBit + 1)) - 1));
uint32_t bitVal = static_cast<uint32_t>((value >> lowBit) & maxNBitValue(highBit - lowBit + 1));
return bitVal;
}