diff options
Diffstat (limited to 'src/amd/addrlib/r800/siaddrlib.cpp')
| -rw-r--r-- | src/amd/addrlib/r800/siaddrlib.cpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/amd/addrlib/r800/siaddrlib.cpp b/src/amd/addrlib/r800/siaddrlib.cpp index 512fb273243..f8f937950ed 100644 --- a/src/amd/addrlib/r800/siaddrlib.cpp +++ b/src/amd/addrlib/r800/siaddrlib.cpp @@ -3327,6 +3327,48 @@ ADDR_E_RETURNCODE SiLib::HwlGetMaxAlignments( /** **************************************************************************************************** +* SiLib::HwlComputeSurfaceAlignmentsMacroTiled +* +* @brief +* Hardware layer function to compute alignment request for macro tile mode +* +* @return +* N/A +* +**************************************************************************************************** +*/ +VOID SiLib::HwlComputeSurfaceAlignmentsMacroTiled( + AddrTileMode tileMode, ///< [in] tile mode + UINT_32 bpp, ///< [in] bits per pixel + ADDR_SURFACE_FLAGS flags, ///< [in] surface flags + UINT_32 mipLevel, ///< [in] mip level + UINT_32 numSamples, ///< [in] number of samples + ADDR_TILEINFO* pTileInfo, ///< [in,out] bank structure. + UINT_32* pBaseAlign, ///< [out] base address alignment in bytes + UINT_32* pPitchAlign, ///< [out] pitch alignment in pixels + UINT_32* pHeightAlign, ///< [out] height alignment in pixels + UINT_32* pMacroTileWidth, ///< [out] macro tile width in pixels + UINT_32* pMacroTileHeight ///< [out] macro tile height in pixels + ) const +{ + if ((mipLevel == 0) && (flags.prt)) + { + UINT_32 macroTileSize = (*pMacroTileWidth) * (*pMacroTileHeight) * numSamples * bpp / 8; + + if (macroTileSize < PrtTileSize) + { + UINT_32 numMacroTiles = PrtTileSize / macroTileSize; + + ADDR_ASSERT((PrtTileSize % macroTileSize) == 0); + + *pPitchAlign *= numMacroTiles; + *pBaseAlign *= numMacroTiles; + } + } +} + +/** +**************************************************************************************************** * SiLib::InitEquationTable * * @brief |