i965/gen9: Remove the halign/valign field setup code in fast copy blit
Experimentation with different values of src/dst horizontal/vertical alignment showed that these fileds are not used on gen9 hardware. A recent update in graphics specs has removed these fields from XY_FAST_COPY_BLT command. Cc: Ben Widawsky <ben@bwidawsk.net> Cc: Chad Versace <chad.versace@intel.com> Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com> Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
This commit is contained in:
parent
c52e92ec3a
commit
97f0f91cc1
|
@ -104,64 +104,6 @@ br13_for_cpp(int cpp)
|
|||
}
|
||||
}
|
||||
|
||||
static uint32_t
|
||||
get_tr_horizontal_align(uint32_t tr_mode, uint32_t cpp, bool is_src) {
|
||||
/* Alignment tables for YF/YS tiled surfaces. */
|
||||
const uint32_t align_2d_yf[] = {64, 64, 32, 32, 16};
|
||||
const uint32_t bpp = cpp * 8;
|
||||
const uint32_t shift = is_src ? 17 : 10;
|
||||
uint32_t align;
|
||||
int i = 0;
|
||||
|
||||
if (tr_mode == INTEL_MIPTREE_TRMODE_NONE)
|
||||
return 0;
|
||||
|
||||
/* Compute array index. */
|
||||
assert (bpp >= 8 && bpp <= 128 && _mesa_is_pow_two(bpp));
|
||||
i = ffs(bpp / 8) - 1;
|
||||
|
||||
align = tr_mode == INTEL_MIPTREE_TRMODE_YF ?
|
||||
align_2d_yf[i] :
|
||||
4 * align_2d_yf[i];
|
||||
|
||||
assert(_mesa_is_pow_two(align));
|
||||
|
||||
/* XY_FAST_COPY_BLT doesn't support horizontal alignment of 16. */
|
||||
if (align == 16)
|
||||
align = 32;
|
||||
|
||||
return (ffs(align) - 6) << shift;
|
||||
}
|
||||
|
||||
static uint32_t
|
||||
get_tr_vertical_align(uint32_t tr_mode, uint32_t cpp, bool is_src) {
|
||||
/* Vertical alignment tables for YF/YS tiled surfaces. */
|
||||
const unsigned align_2d_yf[] = {64, 32, 32, 16, 16};
|
||||
const uint32_t bpp = cpp * 8;
|
||||
const uint32_t shift = is_src ? 15 : 8;
|
||||
uint32_t align;
|
||||
int i = 0;
|
||||
|
||||
if (tr_mode == INTEL_MIPTREE_TRMODE_NONE)
|
||||
return 0;
|
||||
|
||||
/* Compute array index. */
|
||||
assert (bpp >= 8 && bpp <= 128 && _mesa_is_pow_two(bpp));
|
||||
i = ffs(bpp / 8) - 1;
|
||||
|
||||
align = tr_mode == INTEL_MIPTREE_TRMODE_YF ?
|
||||
align_2d_yf[i] :
|
||||
4 * align_2d_yf[i];
|
||||
|
||||
assert(_mesa_is_pow_two(align));
|
||||
|
||||
/* XY_FAST_COPY_BLT doesn't support vertical alignments of 16 and 32. */
|
||||
if (align == 16 || align == 32)
|
||||
align = 64;
|
||||
|
||||
return (ffs(align) - 7) << shift;
|
||||
}
|
||||
|
||||
/**
|
||||
* Emits the packet for switching the blitter from X to Y tiled or back.
|
||||
*
|
||||
|
@ -457,13 +399,6 @@ xy_blit_cmd(uint32_t src_tiling, uint32_t src_tr_mode,
|
|||
|
||||
if (src_tiling != I915_TILING_NONE)
|
||||
SET_TILING_XY_FAST_COPY_BLT(src_tiling, src_tr_mode, XY_FAST_SRC);
|
||||
|
||||
CMD |= get_tr_horizontal_align(src_tr_mode, cpp, true /* is_src */);
|
||||
CMD |= get_tr_vertical_align(src_tr_mode, cpp, true /* is_src */);
|
||||
|
||||
CMD |= get_tr_horizontal_align(dst_tr_mode, cpp, false /* is_src */);
|
||||
CMD |= get_tr_vertical_align(dst_tr_mode, cpp, false /* is_src */);
|
||||
|
||||
} else {
|
||||
assert(cpp <= 4);
|
||||
switch (cpp) {
|
||||
|
|
Loading…
Reference in New Issue