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i965: Upload sampler state pointers on Ivybridge.

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Since we currently only support sampling in the fragment shader, we only
bother to emit the PS variant.  In the future we'll need to emit others.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Kenneth Graunke
2011-02-08 17:27:37 -08:00
parent a94fe79464
commit bc08d4ebb8
4 changed files with 11 additions and 1 deletions
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src/mesa/drivers/dri/i965/brw_defines.h
+4
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@@ -846,6 +846,10 @@
/* DW2: GS */
/* DW3: PS */
#define _3DSTATE_SAMPLER_STATE_POINTERS_VS 0x782B /* GEN7+ */
#define _3DSTATE_SAMPLER_STATE_POINTERS_GS 0x782E /* GEN7+ */
#define _3DSTATE_SAMPLER_STATE_POINTERS_PS 0x782F /* GEN7+ */
#define CMD_VERTEX_BUFFER 0x7808
# define BRW_VB0_INDEX_SHIFT 27
# define GEN6_VB0_INDEX_SHIFT 26
src/mesa/drivers/dri/i965/brw_state.h
+1
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@@ -118,6 +118,7 @@ extern const struct brw_tracked_state gen7_clip_state;
extern const struct brw_tracked_state gen7_depth_stencil_state_pointer;
extern const struct brw_tracked_state gen7_disable_stages;
extern const struct brw_tracked_state gen7_ps_state;
extern const struct brw_tracked_state gen7_sampler_state;
extern const struct brw_tracked_state gen7_sbe_state;
extern const struct brw_tracked_state gen7_sf_clip_viewport;
extern const struct brw_tracked_state gen7_sf_clip_viewport_state_pointer;
src/mesa/drivers/dri/i965/brw_state_upload.c
-1
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@@ -208,7 +208,6 @@ const struct brw_tracked_state *gen7_atoms[] =
&brw_wm_binding_table,
&brw_wm_samplers,
&gen6_sampler_state,
&gen7_disable_stages,
&gen7_vs_state,
src/mesa/drivers/dri/i965/gen7_wm_state.c
+6
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@@ -160,6 +160,12 @@ upload_ps_state(struct brw_context *brw)
OUT_BATCH(brw->wm.bind_bo_offset);
ADVANCE_BATCH();
/* CACHE_NEW_SAMPLER */
BEGIN_BATCH(2);
OUT_BATCH(_3DSTATE_SAMPLER_STATE_POINTERS_PS << 16 | (2 - 2));
OUT_BATCH(brw->wm.sampler_offset);
ADVANCE_BATCH();
/* CACHE_NEW_WM_PROG */
if (brw->wm.prog_data->nr_params == 0) {
/* Disable the push constant buffers. */