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GPU/DMA: Copy the requested amount of data when doing Linear->Linear 2D transfers.

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Subv
2018-09-20 23:18:45 -05:00
parent bb9eeba670
commit bdb3920753
1 changed files with 1 additions and 5 deletions
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6
src/video_core/engines/maxwell_dma.cpp
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@@ -56,10 +56,6 @@ void MaxwellDMA::HandleCopy() {
}
if (regs.exec.is_dst_linear && regs.exec.is_src_linear) {
// TODO(Subv): For now assume that the size of the destination rectangle matches exactly the
// destination pitch.
ASSERT(regs.dst_pitch == regs.x_count);
// When the enable_2d bit is disabled, the copy is performed as if we were copying a 1D
// buffer of length `x_count`, otherwise we copy a 2D image of dimensions (x_count,
// y_count).
@@ -75,7 +71,7 @@ void MaxwellDMA::HandleCopy() {
for (u32 line = 0; line < regs.y_count; ++line) {
const VAddr source_line = source_cpu + line * regs.src_pitch;
const VAddr dest_line = dest_cpu + line * regs.dst_pitch;
Memory::CopyBlock(dest_line, source_line, regs.dst_pitch);
Memory::CopyBlock(dest_line, source_line, regs.x_count);
}
return;
}