[Mesa-dev] [PATCH 16/18] i965: Convert GS_STATE to genxml.
Rafael Antognolli
rafael.antognolli at intel.com
Fri Jun 16 23:31:29 UTC 2017
Merge the code with gen6+ 3DSTATE_GS, and delete brw_gs_state.c,
together with brw_gs_unit_state.
Signed-off-by: Rafael Antognolli <rafael.antognolli at intel.com>
---
src/mesa/drivers/dri/i965/Makefile.sources | 1 -
src/mesa/drivers/dri/i965/brw_gs_state.c | 101 --------------------------
src/mesa/drivers/dri/i965/brw_state.h | 1 -
src/mesa/drivers/dri/i965/brw_structs.h | 44 -----------
src/mesa/drivers/dri/i965/genX_state_upload.c | 80 +++++++++++++-------
5 files changed, 55 insertions(+), 172 deletions(-)
delete mode 100644 src/mesa/drivers/dri/i965/brw_gs_state.c
diff --git a/src/mesa/drivers/dri/i965/Makefile.sources b/src/mesa/drivers/dri/i965/Makefile.sources
index 8af9a7c..a06a8c1 100644
--- a/src/mesa/drivers/dri/i965/Makefile.sources
+++ b/src/mesa/drivers/dri/i965/Makefile.sources
@@ -24,7 +24,6 @@ i965_FILES = \
brw_formatquery.c \
brw_gs.c \
brw_gs.h \
- brw_gs_state.c \
brw_gs_surface_state.c \
brw_link.cpp \
brw_meta_util.c \
diff --git a/src/mesa/drivers/dri/i965/brw_gs_state.c b/src/mesa/drivers/dri/i965/brw_gs_state.c
deleted file mode 100644
index bc3d2e5..0000000
--- a/src/mesa/drivers/dri/i965/brw_gs_state.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics to
- develop this 3D driver.
-
- 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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:
- * Keith Whitwell <keithw at vmware.com>
- */
-
-
-
-#include "brw_context.h"
-#include "brw_state.h"
-#include "brw_defines.h"
-#include "intel_batchbuffer.h"
-
-static void
-brw_upload_gs_unit(struct brw_context *brw)
-{
- struct brw_gs_unit_state *gs;
-
- gs = brw_state_batch(brw, sizeof(*gs), 32, &brw->ff_gs.state_offset);
-
- memset(gs, 0, sizeof(*gs));
-
- /* BRW_NEW_PROGRAM_CACHE | BRW_NEW_GS_PROG_DATA */
- if (brw->ff_gs.prog_active) {
- gs->thread0.grf_reg_count = (ALIGN(brw->ff_gs.prog_data->total_grf, 16) /
- 16 - 1);
-
- gs->thread0.kernel_start_pointer =
- brw_program_reloc(brw,
- brw->ff_gs.state_offset +
- offsetof(struct brw_gs_unit_state, thread0),
- brw->ff_gs.prog_offset +
- (gs->thread0.grf_reg_count << 1)) >> 6;
-
- gs->thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754;
- gs->thread1.single_program_flow = 1;
-
- gs->thread3.dispatch_grf_start_reg = 1;
- gs->thread3.const_urb_entry_read_offset = 0;
- gs->thread3.const_urb_entry_read_length = 0;
- gs->thread3.urb_entry_read_offset = 0;
- gs->thread3.urb_entry_read_length =
- brw->ff_gs.prog_data->urb_read_length;
-
- /* BRW_NEW_URB_FENCE */
- gs->thread4.nr_urb_entries = brw->urb.nr_gs_entries;
- gs->thread4.urb_entry_allocation_size = brw->urb.vsize - 1;
-
- if (brw->urb.nr_gs_entries >= 8)
- gs->thread4.max_threads = 1;
- else
- gs->thread4.max_threads = 0;
- }
-
- if (brw->gen == 5)
- gs->thread4.rendering_enable = 1;
-
- /* BRW_NEW_VIEWPORT_COUNT */
- gs->gs6.max_vp_index = brw->clip.viewport_count - 1;
-
- brw->ctx.NewDriverState |= BRW_NEW_GEN4_UNIT_STATE;
-}
-
-const struct brw_tracked_state brw_gs_unit = {
- .dirty = {
- .mesa = 0,
- .brw = BRW_NEW_BATCH |
- BRW_NEW_BLORP |
- BRW_NEW_PUSH_CONSTANT_ALLOCATION |
- BRW_NEW_FF_GS_PROG_DATA |
- BRW_NEW_PROGRAM_CACHE |
- BRW_NEW_URB_FENCE |
- BRW_NEW_VIEWPORT_COUNT,
- },
- .emit = brw_upload_gs_unit,
-};
diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h
index af70464..8f3bd7f 100644
--- a/src/mesa/drivers/dri/i965/brw_state.h
+++ b/src/mesa/drivers/dri/i965/brw_state.h
@@ -53,7 +53,6 @@ extern const struct brw_tracked_state brw_constant_buffer;
extern const struct brw_tracked_state brw_curbe_offsets;
extern const struct brw_tracked_state brw_invariant_state;
extern const struct brw_tracked_state brw_fs_samplers;
-extern const struct brw_tracked_state brw_gs_unit;
extern const struct brw_tracked_state brw_binding_table_pointers;
extern const struct brw_tracked_state brw_depthbuffer;
extern const struct brw_tracked_state brw_recalculate_urb_fence;
diff --git a/src/mesa/drivers/dri/i965/brw_structs.h b/src/mesa/drivers/dri/i965/brw_structs.h
index 12f3024..6feab0d 100644
--- a/src/mesa/drivers/dri/i965/brw_structs.h
+++ b/src/mesa/drivers/dri/i965/brw_structs.h
@@ -180,50 +180,6 @@ struct brw_clip_unit_state
float viewport_ymax;
};
-struct brw_gs_unit_state
-{
- struct thread0 thread0;
- struct thread1 thread1;
- struct thread2 thread2;
- struct thread3 thread3;
-
- struct
- {
- unsigned pad0:8;
- unsigned rendering_enable:1; /* for Ironlake */
- unsigned pad4:1;
- unsigned stats_enable:1;
- unsigned nr_urb_entries:7;
- unsigned pad1:1;
- unsigned urb_entry_allocation_size:5;
- unsigned pad2:1;
- unsigned max_threads:5;
- unsigned pad3:2;
- } thread4;
-
- struct
- {
- unsigned sampler_count:3;
- unsigned pad0:2;
- unsigned sampler_state_pointer:27;
- } gs5;
-
-
- struct
- {
- unsigned max_vp_index:4;
- unsigned pad0:12;
- unsigned svbi_post_inc_value:10;
- unsigned pad1:1;
- unsigned svbi_post_inc_enable:1;
- unsigned svbi_payload:1;
- unsigned discard_adjaceny:1;
- unsigned reorder_enable:1;
- unsigned pad2:1;
- } gs6;
-};
-
-
struct brw_wm_unit_state
{
struct thread0 thread0;
diff --git a/src/mesa/drivers/dri/i965/genX_state_upload.c b/src/mesa/drivers/dri/i965/genX_state_upload.c
index 3666f68..424d2f8 100644
--- a/src/mesa/drivers/dri/i965/genX_state_upload.c
+++ b/src/mesa/drivers/dri/i965/genX_state_upload.c
@@ -2338,18 +2338,18 @@ static const struct brw_tracked_state genX(sf_clip_viewport) = {
/* ---------------------------------------------------------------------- */
-#if GEN_GEN >= 6
static void
genX(upload_gs_state)(struct brw_context *brw)
{
- const struct gen_device_info *devinfo = &brw->screen->devinfo;
+ UNUSED struct gl_context *ctx = &brw->ctx;
+ UNUSED const struct gen_device_info *devinfo = &brw->screen->devinfo;
const struct brw_stage_state *stage_state = &brw->gs.base;
/* BRW_NEW_GEOMETRY_PROGRAM */
- bool active = brw->geometry_program;
+ bool active = GEN_GEN >= 6 && brw->geometry_program;
/* BRW_NEW_GS_PROG_DATA */
struct brw_stage_prog_data *stage_prog_data = stage_state->prog_data;
- const struct brw_vue_prog_data *vue_prog_data =
+ UNUSED const struct brw_vue_prog_data *vue_prog_data =
brw_vue_prog_data(stage_prog_data);
#if GEN_GEN >= 7
const struct brw_gs_prog_data *gs_prog_data =
@@ -2383,7 +2383,14 @@ genX(upload_gs_state)(struct brw_context *brw)
gen7_emit_cs_stall_flush(brw);
#endif
+#if GEN_GEN >= 6
brw_batch_emit(brw, GENX(3DSTATE_GS), gs) {
+#else
+ ctx->NewDriverState |= BRW_NEW_GEN4_UNIT_STATE;
+ brw_state_emit(brw, GENX(GS_STATE), 32, &brw->ff_gs.state_offset, gs) {
+#endif
+
+#if GEN_GEN >= 6
if (active) {
INIT_THREAD_DISPATCH_FIELDS(gs, Vertex);
@@ -2434,7 +2441,6 @@ genX(upload_gs_state)(struct brw_context *brw)
#if GEN_GEN < 7
gs.SOStatisticsEnable = true;
- gs.RenderingEnabled = 1;
if (brw->geometry_program->info.has_transform_feedback_varyings)
gs.SVBIPayloadEnable = true;
@@ -2468,33 +2474,41 @@ genX(upload_gs_state)(struct brw_context *brw)
gs.VertexURBEntryOutputReadOffset = urb_entry_write_offset;
gs.VertexURBEntryOutputLength = MAX2(urb_entry_output_length, 1);
#endif
-#if GEN_GEN < 7
- } else if (brw->ff_gs.prog_active) {
+ }
+#endif
+
+#if GEN_GEN <= 6
+ if (!active && brw->ff_gs.prog_active) {
/* In gen6, transform feedback for the VS stage is done with an
* ad-hoc GS program. This function provides the needed 3DSTATE_GS
* for this.
*/
gs.KernelStartPointer = KSP(brw, brw->ff_gs.prog_offset);
gs.SingleProgramFlow = true;
- gs.VectorMaskEnable = true;
- gs.DispatchGRFStartRegisterForURBData = 2;
+ gs.DispatchGRFStartRegisterForURBData = GEN_GEN == 6 ? 2 : 1;
gs.VertexURBEntryReadLength = brw->ff_gs.prog_data->urb_read_length;
- gs.MaximumNumberofThreads = devinfo->max_gs_threads - 1;
- gs.StatisticsEnable = true;
- gs.SOStatisticsEnable = true;
- gs.RenderingEnabled = true;
+
+#if GEN_GEN <= 5
+ gs.GRFRegisterCount =
+ DIV_ROUND_UP(brw->ff_gs.prog_data->total_grf, 16) - 1;
+ /* BRW_NEW_URB_FENCE */
+ gs.NumberofURBEntries = brw->urb.nr_gs_entries;
+ gs.URBEntryAllocationSize = brw->urb.vsize - 1;
+ gs.MaximumNumberofThreads = brw->urb.nr_gs_entries >= 8 ? 1 : 0;
+ gs.FloatingPointMode = FLOATING_POINT_MODE_Alternate;
+#else
+ gs.Enable = true;
+ gs.VectorMaskEnable = true;
gs.SVBIPayloadEnable = true;
gs.SVBIPostIncrementEnable = true;
gs.SVBIPostIncrementValue =
brw->ff_gs.prog_data->svbi_postincrement_value;
- gs.Enable = true;
+ gs.SOStatisticsEnable = true;
+ gs.MaximumNumberofThreads = devinfo->max_gs_threads - 1;
#endif
- } else {
- gs.StatisticsEnable = true;
-#if GEN_GEN < 7
- gs.RenderingEnabled = true;
+ }
#endif
-
+ if (!active && !brw->ff_gs.prog_active) {
#if GEN_GEN < 8
gs.DispatchGRFStartRegisterForURBData = 1;
#if GEN_GEN >= 7
@@ -2502,6 +2516,16 @@ genX(upload_gs_state)(struct brw_context *brw)
#endif
#endif
}
+
+#if GEN_GEN >= 6
+ gs.StatisticsEnable = true;
+#endif
+#if GEN_GEN == 5 || GEN_GEN == 6
+ gs.RenderingEnabled = true;
+#endif
+#if GEN_GEN <= 5
+ gs.MaximumVPIndex = brw->clip.viewport_count - 1;
+#endif
}
#if GEN_GEN == 6
@@ -2511,17 +2535,23 @@ genX(upload_gs_state)(struct brw_context *brw)
static const struct brw_tracked_state genX(gs_state) = {
.dirty = {
- .mesa = (GEN_GEN < 7 ? _NEW_PROGRAM_CONSTANTS : 0),
+ .mesa = (GEN_GEN == 6 ? _NEW_PROGRAM_CONSTANTS : 0),
.brw = BRW_NEW_BATCH |
BRW_NEW_BLORP |
- BRW_NEW_CONTEXT |
- BRW_NEW_GEOMETRY_PROGRAM |
- BRW_NEW_GS_PROG_DATA |
+ (GEN_GEN <= 5 ? BRW_NEW_PUSH_CONSTANT_ALLOCATION |
+ BRW_NEW_FF_GS_PROG_DATA |
+ BRW_NEW_PROGRAM_CACHE |
+ BRW_NEW_URB_FENCE |
+ BRW_NEW_VIEWPORT_COUNT
+ : 0) |
+ (GEN_GEN >= 6 ? BRW_NEW_CONTEXT |
+ BRW_NEW_GEOMETRY_PROGRAM |
+ BRW_NEW_GS_PROG_DATA
+ : 0) |
(GEN_GEN < 7 ? BRW_NEW_FF_GS_PROG_DATA : 0),
},
.emit = genX(upload_gs_state),
};
-#endif
/* ---------------------------------------------------------------------- */
@@ -4376,7 +4406,7 @@ genX(init_atoms)(struct brw_context *brw)
&genX(sf_state),
&genX(vs_state), /* always required, enabled or not */
&brw_clip_unit,
- &brw_gs_unit,
+ &genX(gs_state),
/* Command packets:
*/
--
2.9.4
More information about the mesa-dev
mailing list