fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2025-12-28 12:30:09 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

intel/fs: limit OW reads to 8 owords on XeHP+

Browse source 
We can only use 16 OW reads/writes on SLM.

v2: Update comment (Curro)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
BSpec: 47652
Fixes: 369eab9420 ("intel/fs: Emit code for Gen12-HP indirect compute data")
Reviewed-by: Francisco Jerez <currojerez@riseup.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10082>
This commit is contained in:
Lionel Landwerlin 2021-03-15 17:40:56 +02:00 • committed by Marge Bot
parent 655251ad30
commit 49be175a4b
1 changed files with 4 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
src/intel/compiler/brw_fs.cpp
View file

@ -1643,7 +1643,10 @@ fs_visitor::assign_curb_setup()
* stateless messages.
*/
for (unsigned i = 0; i < uniform_push_length;) {
unsigned num_regs = MIN2(uniform_push_length - i, 8);
/* Limit ourselves to HW limit of 8 Owords (8 * 16bytes = 128 bytes
* or 4 registers).
*/
unsigned num_regs = MIN2(uniform_push_length - i, 4);
assert(num_regs > 0);
num_regs = 1 << util_logbase2(num_regs);