[Mesa-dev] [PATCH 06/37] i965/gs: Reuse gen6 constant push buffers setup code in gen7+.

Jordan Justen jljusten at gmail.com
Wed Sep 3 19:30:24 PDT 2014


On Thu, Aug 14, 2014 at 4:11 AM, Iago Toral Quiroga <itoral at igalia.com> wrote:
> From: Samuel Iglesias Gonsalvez <siglesias at igalia.com>
>
> The code required for gen6 and gen7+ is almost the same, so reuse it.

I had a question in patch 5 related to this code, but:
Reviewed-by: Jordan Justen <jordan.l.justen at intel.com>

> Signed-off-by: Samuel Iglesias Gonsalvez <siglesias at igalia.com>
> ---
>  src/mesa/drivers/dri/i965/brw_state_upload.c |  4 ++--
>  src/mesa/drivers/dri/i965/gen6_gs_state.c    |  6 ++++-
>  src/mesa/drivers/dri/i965/gen7_gs_state.c    | 33 ----------------------------
>  3 files changed, 7 insertions(+), 36 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c
> index 0481790..a52a8f4 100644
> --- a/src/mesa/drivers/dri/i965/brw_state_upload.c
> +++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
> @@ -197,7 +197,7 @@ static const struct brw_tracked_state *gen7_atoms[] =
>     &gen6_depth_stencil_state,  /* must do before cc unit */
>
>     &gen6_vs_push_constants, /* Before vs_state */
> -   &gen7_gs_push_constants, /* Before gs_state */
> +   &gen6_gs_push_constants, /* Before gs_state */
>     &gen6_wm_push_constants, /* Before wm_surfaces and constant_buffer */
>
>     /* Surface state setup.  Must come before the VS/WM unit.  The binding
> @@ -271,7 +271,7 @@ static const struct brw_tracked_state *gen8_atoms[] =
>     &gen6_color_calc_state,
>
>     &gen6_vs_push_constants, /* Before vs_state */
> -   &gen7_gs_push_constants, /* Before gs_state */
> +   &gen6_gs_push_constants, /* Before gs_state */
>     &gen6_wm_push_constants, /* Before wm_surfaces and constant_buffer */
>
>     /* Surface state setup.  Must come before the VS/WM unit.  The binding
> diff --git a/src/mesa/drivers/dri/i965/gen6_gs_state.c b/src/mesa/drivers/dri/i965/gen6_gs_state.c
> index 987b7d2..e3256e2 100644
> --- a/src/mesa/drivers/dri/i965/gen6_gs_state.c
> +++ b/src/mesa/drivers/dri/i965/gen6_gs_state.c
> @@ -33,18 +33,22 @@
>  static void
>  gen6_upload_gs_push_constants(struct brw_context *brw)
>  {
> +   struct brw_stage_state *stage_state = &brw->gs.base;
> +
>     /* BRW_NEW_GEOMETRY_PROGRAM */
>     const struct brw_geometry_program *gp =
>        (struct brw_geometry_program *) brw->geometry_program;
>
>     if (gp) {
>        /* CACHE_NEW_GS_PROG */
> -      struct brw_stage_state *stage_state = &brw->gs.base;
>        struct brw_stage_prog_data *prog_data = &brw->gs.prog_data->base.base;
>
>        gen6_upload_push_constants(brw, &gp->program.Base, prog_data,
>                                   stage_state, AUB_TRACE_VS_CONSTANTS);
>     }
> +
> +   if (brw->gen >= 7)
> +      gen7_upload_constant_state(brw, stage_state, gp, _3DSTATE_CONSTANT_GS);
>  }
>
>  const struct brw_tracked_state gen6_gs_push_constants = {
> diff --git a/src/mesa/drivers/dri/i965/gen7_gs_state.c b/src/mesa/drivers/dri/i965/gen7_gs_state.c
> index b3b4ee6..2a9955f 100644
> --- a/src/mesa/drivers/dri/i965/gen7_gs_state.c
> +++ b/src/mesa/drivers/dri/i965/gen7_gs_state.c
> @@ -26,39 +26,6 @@
>  #include "brw_defines.h"
>  #include "intel_batchbuffer.h"
>
> -
> -static void
> -gen7_upload_gs_push_constants(struct brw_context *brw)
> -{
> -   const struct brw_stage_state *stage_state = &brw->gs.base;
> -   /* BRW_NEW_GEOMETRY_PROGRAM */
> -   const struct brw_geometry_program *gp =
> -      (struct brw_geometry_program *) brw->geometry_program;
> -
> -   if (gp) {
> -      /* CACHE_NEW_GS_PROG */
> -      const struct brw_stage_prog_data *prog_data = &brw->gs.prog_data->base.base;
> -      struct brw_stage_state *stage_state = &brw->gs.base;
> -
> -      gen6_upload_push_constants(brw, &gp->program.Base, prog_data,
> -                                 stage_state, AUB_TRACE_VS_CONSTANTS);
> -   }
> -
> -   gen7_upload_constant_state(brw, stage_state, gp, _3DSTATE_CONSTANT_GS);
> -}
> -
> -const struct brw_tracked_state gen7_gs_push_constants = {
> -   .dirty = {
> -      .mesa  = _NEW_TRANSFORM | _NEW_PROGRAM_CONSTANTS,
> -      .brw   = (BRW_NEW_BATCH |
> -                BRW_NEW_GEOMETRY_PROGRAM |
> -                BRW_NEW_PUSH_CONSTANT_ALLOCATION),
> -      .cache = CACHE_NEW_GS_PROG,
> -   },
> -   .emit = gen7_upload_gs_push_constants,
> -};
> -
> -
>  static void
>  upload_gs_state(struct brw_context *brw)
>  {
> --
> 1.9.1
>
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