On Don, 2013-08-22 at 11:25 -0400, Tom Stellard wrote: > From: Tom Stellard <thomas.stell...@amd.com> > > We need to include the number of LDS bytes allocated by the state tracker. > --- > src/gallium/drivers/radeonsi/radeonsi_compute.c | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > > diff --git a/src/gallium/drivers/radeonsi/radeonsi_compute.c > b/src/gallium/drivers/radeonsi/radeonsi_compute.c > index 10309ba..1adb32f 100644 > --- a/src/gallium/drivers/radeonsi/radeonsi_compute.c > +++ b/src/gallium/drivers/radeonsi/radeonsi_compute.c > @@ -191,7 +191,13 @@ static void radeonsi_launch_grid( > | S_00B84C_TGID_Z_EN(1) > | S_00B84C_TG_SIZE_EN(1) > | S_00B84C_TIDIG_COMP_CNT(2) > - | S_00B84C_LDS_SIZE(shader->lds_size) > + /* XXX: We are over allocating LDS. The shader reports LDS in > + * blocks of 256 bytes, so if there are 4 bytes lds allocated in > + * the shader and 4 bytes allocated by the state tracker, then > + * we will set LDS_SIZE to 512 bytes rather than 256. > + */ > + | S_00B84C_LDS_SIZE(shader->lds_size + > + (align(program->local_size, 256) >> 8) + 1)
What's the + 1 at the end for? -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Debian, X and DRI developer _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
