Tom Stellard <tstel...@gmail.com> writes: > From: Francisco Jerez <curroje...@riseup.net> > > v2: Tom Stellard > - Update CAP description > > v3: Tom Stellard > - TGSI targets should pass an empty string for this CAP. > --- > > I think we can let TGSI drivers leave this as an empty string for now and > then revisit it once the TGSI backend is complete. > > src/gallium/docs/source/screen.rst | 5 +++++ > src/gallium/include/pipe/p_defines.h | 1 + > 2 files changed, 6 insertions(+), 0 deletions(-) > > diff --git a/src/gallium/docs/source/screen.rst > b/src/gallium/docs/source/screen.rst > index 2bddf1b..3c42bfc 100644 > --- a/src/gallium/docs/source/screen.rst > +++ b/src/gallium/docs/source/screen.rst > @@ -206,6 +206,11 @@ PIPE_COMPUTE_CAP_* > Compute-specific capabilities. They can be queried using > pipe_screen::get_compute_param. > > +* ``PIPE_COMPUTE_CAP_IR_TARGET``: A description of the target as a target > + triple specification of the form ``processor-manufacturer-os`` that will > + be passed on to the compiler. If a driver accepts compute programs in > + the common TGSI representation, then it should return an empty string for > + this CAP. Value type: null-terminated string.
Maybe we could be more specific and say that this cap is only used when
the shader IR is LLVM? In other cases I don't think it makes sense to
say that drivers should return anything if we're never going to ask
them.
> * ``PIPE_COMPUTE_CAP_GRID_DIMENSION``: Number of supported dimensions
> for grid and block coordinates. Value type: ``uint64_t``.
> * ``PIPE_COMPUTE_CAP_MAX_GRID_SIZE``: Maximum grid size in block
> diff --git a/src/gallium/include/pipe/p_defines.h
> b/src/gallium/include/pipe/p_defines.h
> index d0819e2..585cab2 100644
> --- a/src/gallium/include/pipe/p_defines.h
> +++ b/src/gallium/include/pipe/p_defines.h
> @@ -546,6 +546,7 @@ enum pipe_shader_ir
> */
> enum pipe_compute_cap
> {
> + PIPE_COMPUTE_CAP_IR_TARGET,
> PIPE_COMPUTE_CAP_GRID_DIMENSION,
> PIPE_COMPUTE_CAP_MAX_GRID_SIZE,
> PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE,
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