Series is: Reviewed-by: Samuel Iglesias Gonsálvez <sigles...@igalia.com>
On Sun, 2017-03-19 at 20:28 -0700, Kenneth Graunke 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 4.4+.
>
> The new version support looks like:
>
> - Kernel 4.1 and older => OpenGL 3.3
> - Kernel 4.2-4.3 => OpenGL 4.2
> - Kernel 4.4-4.7 => OpenGL 4.3
> - Kernel 4.8+ => OpenGL 4.5
>
> Cc: "17.0" <mesa-sta...@lists.freedesktop.org>
> Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
> ---
> src/mesa/drivers/dri/i965/intel_screen.c | 11 +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> Rest of the series remains unchanged.
>
> diff --git a/src/mesa/drivers/dri/i965/intel_screen.c
> b/src/mesa/drivers/dri/i965/intel_screen.c
> index 81cb0deabb3..2d8e007e79d 100644
> --- a/src/mesa/drivers/dri/i965/intel_screen.c
> +++ b/src/mesa/drivers/dri/i965/intel_screen.c
> @@ -1554,8 +1554,15 @@ 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)) {
> + dri_screen->max_gl_core_version = 42;
> + if (can_do_compute_dispatch(screen))
> + dri_screen->max_gl_core_version = 43;
> + if (can_do_mi_math_and_lrr(screen))
> + dri_screen->max_gl_core_version = 45;
> + }
> 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;
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