On Thu, Mar 16, 2017 at 6:12 PM, Kenneth Graunke <[email protected]> wrote: > In commit d2590eb65ff28a9cbd592353d15d7e6cbd2c6fc6 I enabled GL 4.5 > on Haswell...but failed to check if we could do indirect compute > shader dispatch...and query buffer objects. > > Indirect compute shader dispatch requires command parser version 5 > (kernel commit 7b9748cb513a6bef4af87b79f0da3ff7e8b56cd8, which is in > Linux v4.4). On earlier kernels we would have disabled > ARB_compute_shader, which is a mandatory part of OpenGL 4.3+. > > Query buffer objects currently require MI_MATH and MI_LOAD_REGISTER_REG, > which mean command parser version 7 (Linux v4.8). On earlier kernels > we would have disabled ARB_query_buffer_object, which is a mandatory > part of OpenGL 4.3+.
According to my notes, ARB_qbo is part of GL 4.4. Can you double-check? > > The new version support looks like: > > - Kernel 4.1 and older => OpenGL 3.3 > - Kernel 4.2-4.7 => OpenGL 4.2 > - Kernel 4.8+ => OpenGL 4.5 > > Cc: "17.0" <[email protected]> > Signed-off-by: Kenneth Graunke <[email protected]> > --- > src/mesa/drivers/dri/i965/intel_screen.c | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > > diff --git a/src/mesa/drivers/dri/i965/intel_screen.c > b/src/mesa/drivers/dri/i965/intel_screen.c > index 81cb0deabb3..225a387fa90 100644 > --- a/src/mesa/drivers/dri/i965/intel_screen.c > +++ b/src/mesa/drivers/dri/i965/intel_screen.c > @@ -1554,8 +1554,13 @@ set_max_gl_versions(struct intel_screen *screen) > dri_screen->max_gl_es2_version = has_astc ? 32 : 31; > break; > case 7: > - dri_screen->max_gl_core_version = screen->devinfo.is_haswell && > - can_do_pipelined_register_writes(screen) ? 45 : 33; > + dri_screen->max_gl_core_version = 33; > + if (screen->devinfo.is_haswell && > + can_do_pipelined_register_writes(screen) && > + can_do_mi_math_and_lrr(screen)) { > + dri_screen->max_gl_core_version = > + can_do_compute_dispatch(screen) ? 45 : 42; > + } > dri_screen->max_gl_compat_version = 30; > dri_screen->max_gl_es1_version = 11; > dri_screen->max_gl_es2_version = screen->devinfo.is_haswell ? 31 : 30; > -- > 2.12.0 > > _______________________________________________ > mesa-dev mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
