From c791f8a1e532834ae7a517c042e9efe262b62233 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 1 Feb 2010 09:55:18 -0800 Subject: [PATCH] i965: Set up the SNB sampler state pointers. --- src/mesa/drivers/dri/i965/Makefile | 1 + src/mesa/drivers/dri/i965/brw_defines.h | 8 ++ src/mesa/drivers/dri/i965/brw_state.h | 1 + src/mesa/drivers/dri/i965/brw_state_upload.c | 1 + .../drivers/dri/i965/gen6_sampler_state.c | 74 +++++++++++++++++++ 5 files changed, 85 insertions(+) create mode 100644 src/mesa/drivers/dri/i965/gen6_sampler_state.c diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile index f84e87e7e64..f98a1a27db2 100644 --- a/src/mesa/drivers/dri/i965/Makefile +++ b/src/mesa/drivers/dri/i965/Makefile @@ -89,6 +89,7 @@ DRIVER_SOURCES = \ gen6_clip_state.c \ gen6_depthstencil.c \ gen6_gs_state.c \ + gen6_sampler_state.c \ gen6_scissor_state.c \ gen6_sf_state.c \ gen6_urb.c \ diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h index 52cd12df598..9ed49e0dc32 100644 --- a/src/mesa/drivers/dri/i965/brw_defines.h +++ b/src/mesa/drivers/dri/i965/brw_defines.h @@ -782,6 +782,14 @@ # define GEN6_BINDING_TABLE_MODIFY_GS (1 << 9) # define GEN6_BINDING_TABLE_MODIFY_PS (1 << 10) +#define CMD_3D_SAMPLER_STATE_POINTERS 0x7802 /* SNB+ */ +# define PS_SAMPLER_STATE_CHANGE (1 << 12) +# define GS_SAMPLER_STATE_CHANGE (1 << 9) +# define VS_SAMPLER_STATE_CHANGE (1 << 8) +/* DW1: VS */ +/* DW2: GS */ +/* DW3: PS */ + #define CMD_VERTEX_BUFFER 0x7808 # define BRW_VB0_INDEX_SHIFT 27 # define GEN6_VB0_INDEX_SHIFT 26 diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h index 990eaf7e67f..f790cfabe25 100644 --- a/src/mesa/drivers/dri/i965/brw_state.h +++ b/src/mesa/drivers/dri/i965/brw_state.h @@ -99,6 +99,7 @@ const struct brw_tracked_state gen6_clip_vp; const struct brw_tracked_state gen6_color_calc_state; const struct brw_tracked_state gen6_depth_stencil_state; const struct brw_tracked_state gen6_gs_state; +const struct brw_tracked_state gen6_sampler_state; const struct brw_tracked_state gen6_scissor_state; const struct brw_tracked_state gen6_sf_state; const struct brw_tracked_state gen6_sf_vp; diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c index aa83d7ad18e..9e54f29f0f6 100644 --- a/src/mesa/drivers/dri/i965/brw_state_upload.c +++ b/src/mesa/drivers/dri/i965/brw_state_upload.c @@ -131,6 +131,7 @@ const struct brw_tracked_state *gen6_atoms[] = &brw_wm_surfaces, /* must do before samplers and unit */ &brw_wm_samplers, + &gen6_sampler_state, &gen6_vs_state, &gen6_gs_state, diff --git a/src/mesa/drivers/dri/i965/gen6_sampler_state.c b/src/mesa/drivers/dri/i965/gen6_sampler_state.c new file mode 100644 index 00000000000..641d8859b3a --- /dev/null +++ b/src/mesa/drivers/dri/i965/gen6_sampler_state.c @@ -0,0 +1,74 @@ +/* + * Copyright © 2010 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Eric Anholt + * + */ + +#include "brw_context.h" +#include "brw_state.h" +#include "brw_defines.h" +#include "brw_util.h" +#include "intel_batchbuffer.h" +#include "main/macros.h" +#include "main/enums.h" + +static void +upload_sampler_state_pointers(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + + BEGIN_BATCH(4); + OUT_BATCH(CMD_3D_SAMPLER_STATE_POINTERS << 16 | + VS_SAMPLER_STATE_CHANGE | + GS_SAMPLER_STATE_CHANGE | + PS_SAMPLER_STATE_CHANGE | + (4 - 2)); + OUT_BATCH(0); /* VS */ + OUT_BATCH(0); /* GS */ + if (brw->wm.sampler_bo) + OUT_RELOC(brw->wm.sampler_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1); + else + OUT_BATCH(0); + + ADVANCE_BATCH(); + + intel_batchbuffer_emit_mi_flush(intel->batch); +} + + +static void +prepare_sampler_state_pointers(struct brw_context *brw) +{ + brw_add_validated_bo(brw, brw->wm.sampler_bo); +} + +const struct brw_tracked_state gen6_sampler_state = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_BATCH, + .cache = CACHE_NEW_SAMPLER + }, + .prepare = prepare_sampler_state_pointers, + .emit = upload_sampler_state_pointers, +}; -- 2.30.2