[Mesa-dev] [PATCH 6/8] radeonsi: separate and disable streamout for now
Christian König
deathsimple at vodafone.de
Wed Aug 8 04:05:06 PDT 2012
I have my doubts that this code still works on SI.
Signed-off-by: Christian König <deathsimple at vodafone.de>
---
src/gallium/drivers/radeonsi/Makefile.sources | 1 +
.../drivers/radeonsi/evergreen_hw_context.c | 39 ---
src/gallium/drivers/radeonsi/r600.h | 2 -
src/gallium/drivers/radeonsi/r600_hw_context.c | 132 +---------
.../drivers/radeonsi/r600_hw_context_priv.h | 7 -
src/gallium/drivers/radeonsi/radeonsi_pipe.c | 7 +
src/gallium/drivers/radeonsi/si_state.c | 68 -----
src/gallium/drivers/radeonsi/si_state.h | 13 +
src/gallium/drivers/radeonsi/si_state_draw.c | 2 +
src/gallium/drivers/radeonsi/si_state_streamout.c | 271 ++++++++++++++++++++
10 files changed, 301 insertions(+), 241 deletions(-)
create mode 100644 src/gallium/drivers/radeonsi/si_state_streamout.c
diff --git a/src/gallium/drivers/radeonsi/Makefile.sources b/src/gallium/drivers/radeonsi/Makefile.sources
index 8e27b6c..630afb8 100644
--- a/src/gallium/drivers/radeonsi/Makefile.sources
+++ b/src/gallium/drivers/radeonsi/Makefile.sources
@@ -12,4 +12,5 @@ C_SOURCES := \
r600_state_common.c \
radeonsi_pm4.c \
si_state.c \
+ si_state_streamout.c \
si_state_draw.c
diff --git a/src/gallium/drivers/radeonsi/evergreen_hw_context.c b/src/gallium/drivers/radeonsi/evergreen_hw_context.c
index d071617..56b068f 100644
--- a/src/gallium/drivers/radeonsi/evergreen_hw_context.c
+++ b/src/gallium/drivers/radeonsi/evergreen_hw_context.c
@@ -97,42 +97,3 @@ void si_context_draw(struct r600_context *ctx, const struct r600_draw *draw)
}
cs->cdw += ndwords;
}
-
-void evergreen_flush_vgt_streamout(struct r600_context *ctx)
-{
- struct radeon_winsys_cs *cs = ctx->cs;
-
- cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONFIG_REG, 1, 0);
- cs->buf[cs->cdw++] = (R_0084FC_CP_STRMOUT_CNTL - SI_CONFIG_REG_OFFSET) >> 2;
- cs->buf[cs->cdw++] = 0;
-
- cs->buf[cs->cdw++] = PKT3(PKT3_EVENT_WRITE, 0, 0);
- cs->buf[cs->cdw++] = EVENT_TYPE(EVENT_TYPE_SO_VGTSTREAMOUT_FLUSH) | EVENT_INDEX(0);
-
- cs->buf[cs->cdw++] = PKT3(PKT3_WAIT_REG_MEM, 5, 0);
- cs->buf[cs->cdw++] = WAIT_REG_MEM_EQUAL; /* wait until the register is equal to the reference value */
- cs->buf[cs->cdw++] = R_0084FC_CP_STRMOUT_CNTL >> 2; /* register */
- cs->buf[cs->cdw++] = 0;
- cs->buf[cs->cdw++] = S_0084FC_OFFSET_UPDATE_DONE(1); /* reference value */
- cs->buf[cs->cdw++] = S_0084FC_OFFSET_UPDATE_DONE(1); /* mask */
- cs->buf[cs->cdw++] = 4; /* poll interval */
-}
-
-void evergreen_set_streamout_enable(struct r600_context *ctx, unsigned buffer_enable_bit)
-{
- struct radeon_winsys_cs *cs = ctx->cs;
-
- if (buffer_enable_bit) {
- cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
- cs->buf[cs->cdw++] = (R_028B94_VGT_STRMOUT_CONFIG - SI_CONTEXT_REG_OFFSET) >> 2;
- cs->buf[cs->cdw++] = S_028B94_STREAMOUT_0_EN(1);
-
- cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
- cs->buf[cs->cdw++] = (R_028B98_VGT_STRMOUT_BUFFER_CONFIG - SI_CONTEXT_REG_OFFSET) >> 2;
- cs->buf[cs->cdw++] = S_028B98_STREAM_0_BUFFER_EN(buffer_enable_bit);
- } else {
- cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
- cs->buf[cs->cdw++] = (R_028B94_VGT_STRMOUT_CONFIG - SI_CONTEXT_REG_OFFSET) >> 2;
- cs->buf[cs->cdw++] = S_028B94_STREAMOUT_0_EN(0);
- }
-}
diff --git a/src/gallium/drivers/radeonsi/r600.h b/src/gallium/drivers/radeonsi/r600.h
index 610b9da..f34d1ff 100644
--- a/src/gallium/drivers/radeonsi/r600.h
+++ b/src/gallium/drivers/radeonsi/r600.h
@@ -126,8 +126,6 @@ void r600_query_predication(struct r600_context *ctx, struct r600_query *query,
void r600_context_emit_fence(struct r600_context *ctx, struct si_resource *fence,
unsigned offset, unsigned value);
-void r600_context_streamout_begin(struct r600_context *ctx);
-void r600_context_streamout_end(struct r600_context *ctx);
void r600_context_draw_opaque_count(struct r600_context *ctx, struct r600_so_target *t);
void r600_need_cs_space(struct r600_context *ctx, unsigned num_dw, boolean count_draw_in);
diff --git a/src/gallium/drivers/radeonsi/r600_hw_context.c b/src/gallium/drivers/radeonsi/r600_hw_context.c
index 509a8bf..6765ef8 100644
--- a/src/gallium/drivers/radeonsi/r600_hw_context.c
+++ b/src/gallium/drivers/radeonsi/r600_hw_context.c
@@ -182,7 +182,10 @@ void r600_context_flush(struct r600_context *ctx, unsigned flags)
struct radeon_winsys_cs *cs = ctx->cs;
struct r600_block *enable_block = NULL;
bool queries_suspended = false;
+
+#if 0
bool streamout_suspended = false;
+#endif
if (!cs->cdw)
return;
@@ -193,10 +196,12 @@ void r600_context_flush(struct r600_context *ctx, unsigned flags)
queries_suspended = true;
}
+#if 0
if (ctx->num_cs_dw_streamout_end) {
r600_context_streamout_end(ctx);
streamout_suspended = true;
}
+#endif
r600_flush_framebuffer(ctx, true);
@@ -213,10 +218,12 @@ void r600_context_flush(struct r600_context *ctx, unsigned flags)
ctx->pm4_dirty_cdwords = 0;
ctx->flags = 0;
+#if 0
if (streamout_suspended) {
ctx->streamout_start = TRUE;
ctx->streamout_append_bitmask = ~0;
}
+#endif
/* resume queries */
if (queries_suspended) {
@@ -638,131 +645,6 @@ void r600_context_queries_resume(struct r600_context *ctx)
}
}
-void r600_context_streamout_begin(struct r600_context *ctx)
-{
- struct radeon_winsys_cs *cs = ctx->cs;
- struct r600_so_target **t = ctx->so_targets;
- unsigned *strides = ctx->vs_shader_so_strides;
- unsigned buffer_en, i;
-
- buffer_en = (ctx->num_so_targets >= 1 && t[0] ? 1 : 0) |
- (ctx->num_so_targets >= 2 && t[1] ? 2 : 0) |
- (ctx->num_so_targets >= 3 && t[2] ? 4 : 0) |
- (ctx->num_so_targets >= 4 && t[3] ? 8 : 0);
-
- ctx->num_cs_dw_streamout_end =
- 12 + /* flush_vgt_streamout */
- util_bitcount(buffer_en) * 8 +
- 3;
-
- r600_need_cs_space(ctx,
- 12 + /* flush_vgt_streamout */
- 6 + /* enables */
- util_bitcount(buffer_en & ctx->streamout_append_bitmask) * 8 +
- util_bitcount(buffer_en & ~ctx->streamout_append_bitmask) * 6 +
- ctx->num_cs_dw_streamout_end, TRUE);
-
- if (ctx->chip_class >= CAYMAN) {
- evergreen_flush_vgt_streamout(ctx);
- evergreen_set_streamout_enable(ctx, buffer_en);
- }
-
- for (i = 0; i < ctx->num_so_targets; i++) {
-#if 0
- if (t[i]) {
- t[i]->stride = strides[i];
- t[i]->so_index = i;
-
- cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 3, 0);
- cs->buf[cs->cdw++] = (R_028AD0_VGT_STRMOUT_BUFFER_SIZE_0 +
- 16*i - SI_CONTEXT_REG_OFFSET) >> 2;
- cs->buf[cs->cdw++] = (t[i]->b.buffer_offset +
- t[i]->b.buffer_size) >> 2; /* BUFFER_SIZE (in DW) */
- cs->buf[cs->cdw++] = strides[i] >> 2; /* VTX_STRIDE (in DW) */
- cs->buf[cs->cdw++] = 0; /* BUFFER_BASE */
-
- cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
- cs->buf[cs->cdw++] =
- r600_context_bo_reloc(ctx, si_resource(t[i]->b.buffer),
- RADEON_USAGE_WRITE);
-
- if (ctx->streamout_append_bitmask & (1 << i)) {
- /* Append. */
- cs->buf[cs->cdw++] = PKT3(PKT3_STRMOUT_BUFFER_UPDATE, 4, 0);
- cs->buf[cs->cdw++] = STRMOUT_SELECT_BUFFER(i) |
- STRMOUT_OFFSET_SOURCE(STRMOUT_OFFSET_FROM_MEM); /* control */
- cs->buf[cs->cdw++] = 0; /* unused */
- cs->buf[cs->cdw++] = 0; /* unused */
- cs->buf[cs->cdw++] = 0; /* src address lo */
- cs->buf[cs->cdw++] = 0; /* src address hi */
-
- cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
- cs->buf[cs->cdw++] =
- r600_context_bo_reloc(ctx, t[i]->filled_size,
- RADEON_USAGE_READ);
- } else {
- /* Start from the beginning. */
- cs->buf[cs->cdw++] = PKT3(PKT3_STRMOUT_BUFFER_UPDATE, 4, 0);
- cs->buf[cs->cdw++] = STRMOUT_SELECT_BUFFER(i) |
- STRMOUT_OFFSET_SOURCE(STRMOUT_OFFSET_FROM_PACKET); /* control */
- cs->buf[cs->cdw++] = 0; /* unused */
- cs->buf[cs->cdw++] = 0; /* unused */
- cs->buf[cs->cdw++] = t[i]->b.buffer_offset >> 2; /* buffer offset in DW */
- cs->buf[cs->cdw++] = 0; /* unused */
- }
- }
-#endif
- }
-}
-
-void r600_context_streamout_end(struct r600_context *ctx)
-{
- struct radeon_winsys_cs *cs = ctx->cs;
- struct r600_so_target **t = ctx->so_targets;
- unsigned i, flush_flags = 0;
-
- evergreen_flush_vgt_streamout(ctx);
-
- for (i = 0; i < ctx->num_so_targets; i++) {
-#if 0
- if (t[i]) {
- cs->buf[cs->cdw++] = PKT3(PKT3_STRMOUT_BUFFER_UPDATE, 4, 0);
- cs->buf[cs->cdw++] = STRMOUT_SELECT_BUFFER(i) |
- STRMOUT_OFFSET_SOURCE(STRMOUT_OFFSET_NONE) |
- STRMOUT_STORE_BUFFER_FILLED_SIZE; /* control */
- cs->buf[cs->cdw++] = 0; /* dst address lo */
- cs->buf[cs->cdw++] = 0; /* dst address hi */
- cs->buf[cs->cdw++] = 0; /* unused */
- cs->buf[cs->cdw++] = 0; /* unused */
-
- cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
- cs->buf[cs->cdw++] =
- r600_context_bo_reloc(ctx, t[i]->filled_size,
- RADEON_USAGE_WRITE);
-
- flush_flags |= S_0085F0_SO0_DEST_BASE_ENA(1) << i;
- }
-#endif
- }
-
- evergreen_set_streamout_enable(ctx, 0);
-
- ctx->atom_surface_sync.flush_flags |= flush_flags;
- r600_atom_dirty(ctx, &ctx->atom_surface_sync.atom);
-
- ctx->num_cs_dw_streamout_end = 0;
-
- /* XXX print some debug info */
- for (i = 0; i < ctx->num_so_targets; i++) {
- if (!t[i])
- continue;
-
- uint32_t *ptr = ctx->ws->buffer_map(t[i]->filled_size->cs_buf, ctx->cs, RADEON_USAGE_READ);
- printf("FILLED_SIZE%i: %u\n", i, *ptr);
- ctx->ws->buffer_unmap(t[i]->filled_size->cs_buf);
- }
-}
-
void r600_context_draw_opaque_count(struct r600_context *ctx, struct r600_so_target *t)
{
struct radeon_winsys_cs *cs = ctx->cs;
diff --git a/src/gallium/drivers/radeonsi/r600_hw_context_priv.h b/src/gallium/drivers/radeonsi/r600_hw_context_priv.h
index 6d458d4..c2a15eb 100644
--- a/src/gallium/drivers/radeonsi/r600_hw_context_priv.h
+++ b/src/gallium/drivers/radeonsi/r600_hw_context_priv.h
@@ -35,13 +35,6 @@
#define PKT_COUNT_C 0xC000FFFF
#define PKT_COUNT_S(x) (((x) & 0x3FFF) << 16)
-/*
- * evergreen_hw_context.c
- */
-void evergreen_flush_vgt_streamout(struct r600_context *ctx);
-void evergreen_set_streamout_enable(struct r600_context *ctx, unsigned buffer_enable_bit);
-
-
static INLINE unsigned r600_context_bo_reloc(struct r600_context *ctx, struct si_resource *rbo,
enum radeon_bo_usage usage)
{
diff --git a/src/gallium/drivers/radeonsi/radeonsi_pipe.c b/src/gallium/drivers/radeonsi/radeonsi_pipe.c
index 3c5eaf7..ad7e595 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_pipe.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_pipe.c
@@ -340,6 +340,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
return 0;
/* Stream output. */
+#if 0
case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
return debug_get_bool_option("R600_STREAMOUT", FALSE) ? 4 : 0;
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
@@ -347,6 +348,12 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 16*4;
+#endif
+ case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
+ case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
+ case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
+ case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
+ return 0;
/* Texturing. */
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index e8a7b77..1d6d214 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2205,74 +2205,6 @@ static void si_set_index_buffer(struct pipe_context *ctx,
}
/*
- * Stream out
- */
-
-static struct pipe_stream_output_target *
-si_create_so_target(struct pipe_context *ctx,
- struct pipe_resource *buffer,
- unsigned buffer_offset,
- unsigned buffer_size)
-{
- struct r600_context *rctx = (struct r600_context *)ctx;
- struct r600_so_target *t;
- void *ptr;
-
- t = CALLOC_STRUCT(r600_so_target);
- if (!t) {
- return NULL;
- }
-
- t->b.reference.count = 1;
- t->b.context = ctx;
- pipe_resource_reference(&t->b.buffer, buffer);
- t->b.buffer_offset = buffer_offset;
- t->b.buffer_size = buffer_size;
-
- t->filled_size = si_resource_create_custom(ctx->screen, PIPE_USAGE_STATIC, 4);
- ptr = rctx->ws->buffer_map(t->filled_size->cs_buf, rctx->cs, PIPE_TRANSFER_WRITE);
- memset(ptr, 0, t->filled_size->buf->size);
- rctx->ws->buffer_unmap(t->filled_size->cs_buf);
-
- return &t->b;
-}
-
-static void si_so_target_destroy(struct pipe_context *ctx,
- struct pipe_stream_output_target *target)
-{
- struct r600_so_target *t = (struct r600_so_target*)target;
- pipe_resource_reference(&t->b.buffer, NULL);
- si_resource_reference(&t->filled_size, NULL);
- FREE(t);
-}
-
-static void si_set_so_targets(struct pipe_context *ctx,
- unsigned num_targets,
- struct pipe_stream_output_target **targets,
- unsigned append_bitmask)
-{
- struct r600_context *rctx = (struct r600_context *)ctx;
- unsigned i;
-
- /* Stop streamout. */
- if (rctx->num_so_targets) {
- r600_context_streamout_end(rctx);
- }
-
- /* Set the new targets. */
- for (i = 0; i < num_targets; i++) {
- pipe_so_target_reference((struct pipe_stream_output_target**)&rctx->so_targets[i], targets[i]);
- }
- for (; i < rctx->num_so_targets; i++) {
- pipe_so_target_reference((struct pipe_stream_output_target**)&rctx->so_targets[i], NULL);
- }
-
- rctx->num_so_targets = num_targets;
- rctx->streamout_start = num_targets != 0;
- rctx->streamout_append_bitmask = append_bitmask;
-}
-
-/*
* Misc
*/
static void si_set_polygon_stipple(struct pipe_context *ctx,
diff --git a/src/gallium/drivers/radeonsi/si_state.h b/src/gallium/drivers/radeonsi/si_state.h
index 6729fd4..a69722c 100644
--- a/src/gallium/drivers/radeonsi/si_state.h
+++ b/src/gallium/drivers/radeonsi/si_state.h
@@ -132,6 +132,19 @@ bool si_is_format_supported(struct pipe_screen *screen,
void si_init_state_functions(struct r600_context *rctx);
void si_init_config(struct r600_context *rctx);
+/* si_state_streamout.c */
+struct pipe_stream_output_target *
+si_create_so_target(struct pipe_context *ctx,
+ struct pipe_resource *buffer,
+ unsigned buffer_offset,
+ unsigned buffer_size);
+void si_so_target_destroy(struct pipe_context *ctx,
+ struct pipe_stream_output_target *target);
+void si_set_so_targets(struct pipe_context *ctx,
+ unsigned num_targets,
+ struct pipe_stream_output_target **targets,
+ unsigned append_bitmask);
+
/* si_state_draw.c */
void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo);
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c
index 48a5f30..6670483 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -528,11 +528,13 @@ void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo)
si_pm4_emit_dirty(rctx);
rctx->pm4_dirty_cdwords = 0;
+#if 0
/* Enable stream out if needed. */
if (rctx->streamout_start) {
r600_context_streamout_begin(rctx);
rctx->streamout_start = FALSE;
}
+#endif
si_context_draw(rctx, &rdraw);
diff --git a/src/gallium/drivers/radeonsi/si_state_streamout.c b/src/gallium/drivers/radeonsi/si_state_streamout.c
new file mode 100644
index 0000000..3410eb6
--- /dev/null
+++ b/src/gallium/drivers/radeonsi/si_state_streamout.c
@@ -0,0 +1,271 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * 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
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR 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:
+ * Christian König <christian.koenig at amd.com>
+ */
+
+#include "radeonsi_pipe.h"
+#include "si_state.h"
+
+/*
+ * Stream out
+ */
+
+#if 0
+void si_context_streamout_begin(struct r600_context *ctx)
+{
+ struct radeon_winsys_cs *cs = ctx->cs;
+ struct si_so_target **t = ctx->so_targets;
+ unsigned *strides = ctx->vs_shader_so_strides;
+ unsigned buffer_en, i;
+
+ buffer_en = (ctx->num_so_targets >= 1 && t[0] ? 1 : 0) |
+ (ctx->num_so_targets >= 2 && t[1] ? 2 : 0) |
+ (ctx->num_so_targets >= 3 && t[2] ? 4 : 0) |
+ (ctx->num_so_targets >= 4 && t[3] ? 8 : 0);
+
+ ctx->num_cs_dw_streamout_end =
+ 12 + /* flush_vgt_streamout */
+ util_bitcount(buffer_en) * 8 +
+ 3;
+
+ si_need_cs_space(ctx,
+ 12 + /* flush_vgt_streamout */
+ 6 + /* enables */
+ util_bitcount(buffer_en & ctx->streamout_append_bitmask) * 8 +
+ util_bitcount(buffer_en & ~ctx->streamout_append_bitmask) * 6 +
+ ctx->num_cs_dw_streamout_end, TRUE);
+
+ if (ctx->chip_class >= CAYMAN) {
+ evergreen_flush_vgt_streamout(ctx);
+ evergreen_set_streamout_enable(ctx, buffer_en);
+ }
+
+ for (i = 0; i < ctx->num_so_targets; i++) {
+#if 0
+ if (t[i]) {
+ t[i]->stride = strides[i];
+ t[i]->so_index = i;
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 3, 0);
+ cs->buf[cs->cdw++] = (R_028AD0_VGT_STRMOUT_BUFFER_SIZE_0 +
+ 16*i - SI_CONTEXT_REG_OFFSET) >> 2;
+ cs->buf[cs->cdw++] = (t[i]->b.buffer_offset +
+ t[i]->b.buffer_size) >> 2; /* BUFFER_SIZE (in DW) */
+ cs->buf[cs->cdw++] = strides[i] >> 2; /* VTX_STRIDE (in DW) */
+ cs->buf[cs->cdw++] = 0; /* BUFFER_BASE */
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
+ cs->buf[cs->cdw++] =
+ si_context_bo_reloc(ctx, si_resource(t[i]->b.buffer),
+ RADEON_USAGE_WRITE);
+
+ if (ctx->streamout_append_bitmask & (1 << i)) {
+ /* Append. */
+ cs->buf[cs->cdw++] = PKT3(PKT3_STRMOUT_BUFFER_UPDATE, 4, 0);
+ cs->buf[cs->cdw++] = STRMOUT_SELECT_BUFFER(i) |
+ STRMOUT_OFFSET_SOURCE(STRMOUT_OFFSET_FROM_MEM); /* control */
+ cs->buf[cs->cdw++] = 0; /* unused */
+ cs->buf[cs->cdw++] = 0; /* unused */
+ cs->buf[cs->cdw++] = 0; /* src address lo */
+ cs->buf[cs->cdw++] = 0; /* src address hi */
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
+ cs->buf[cs->cdw++] =
+ si_context_bo_reloc(ctx, t[i]->filled_size,
+ RADEON_USAGE_READ);
+ } else {
+ /* Start from the beginning. */
+ cs->buf[cs->cdw++] = PKT3(PKT3_STRMOUT_BUFFER_UPDATE, 4, 0);
+ cs->buf[cs->cdw++] = STRMOUT_SELECT_BUFFER(i) |
+ STRMOUT_OFFSET_SOURCE(STRMOUT_OFFSET_FROM_PACKET); /* control */
+ cs->buf[cs->cdw++] = 0; /* unused */
+ cs->buf[cs->cdw++] = 0; /* unused */
+ cs->buf[cs->cdw++] = t[i]->b.buffer_offset >> 2; /* buffer offset in DW */
+ cs->buf[cs->cdw++] = 0; /* unused */
+ }
+ }
+#endif
+ }
+}
+
+void si_context_streamout_end(struct r600_context *ctx)
+{
+ struct radeon_winsys_cs *cs = ctx->cs;
+ struct si_so_target **t = ctx->so_targets;
+ unsigned i, flush_flags = 0;
+
+ evergreen_flush_vgt_streamout(ctx);
+
+ for (i = 0; i < ctx->num_so_targets; i++) {
+#if 0
+ if (t[i]) {
+ cs->buf[cs->cdw++] = PKT3(PKT3_STRMOUT_BUFFER_UPDATE, 4, 0);
+ cs->buf[cs->cdw++] = STRMOUT_SELECT_BUFFER(i) |
+ STRMOUT_OFFSET_SOURCE(STRMOUT_OFFSET_NONE) |
+ STRMOUT_STORE_BUFFER_FILLED_SIZE; /* control */
+ cs->buf[cs->cdw++] = 0; /* dst address lo */
+ cs->buf[cs->cdw++] = 0; /* dst address hi */
+ cs->buf[cs->cdw++] = 0; /* unused */
+ cs->buf[cs->cdw++] = 0; /* unused */
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
+ cs->buf[cs->cdw++] =
+ si_context_bo_reloc(ctx, t[i]->filled_size,
+ RADEON_USAGE_WRITE);
+
+ flush_flags |= S_0085F0_SO0_DEST_BASE_ENA(1) << i;
+ }
+#endif
+ }
+
+ evergreen_set_streamout_enable(ctx, 0);
+
+ ctx->atom_surface_sync.flush_flags |= flush_flags;
+ si_atom_dirty(ctx, &ctx->atom_surface_sync.atom);
+
+ ctx->num_cs_dw_streamout_end = 0;
+
+ /* XXX print some debug info */
+ for (i = 0; i < ctx->num_so_targets; i++) {
+ if (!t[i])
+ continue;
+
+ uint32_t *ptr = ctx->ws->buffer_map(t[i]->filled_size->cs_buf, ctx->cs, RADEON_USAGE_READ);
+ printf("FILLED_SIZE%i: %u\n", i, *ptr);
+ ctx->ws->buffer_unmap(t[i]->filled_size->cs_buf);
+ }
+}
+
+void evergreen_flush_vgt_streamout(struct si_context *ctx)
+{
+ struct radeon_winsys_cs *cs = ctx->cs;
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONFIG_REG, 1, 0);
+ cs->buf[cs->cdw++] = (R_0084FC_CP_STRMOUT_CNTL - SI_CONFIG_REG_OFFSET) >> 2;
+ cs->buf[cs->cdw++] = 0;
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_EVENT_WRITE, 0, 0);
+ cs->buf[cs->cdw++] = EVENT_TYPE(EVENT_TYPE_SO_VGTSTREAMOUT_FLUSH) | EVENT_INDEX(0);
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_WAIT_REG_MEM, 5, 0);
+ cs->buf[cs->cdw++] = WAIT_REG_MEM_EQUAL; /* wait until the register is equal to the reference value */
+ cs->buf[cs->cdw++] = R_0084FC_CP_STRMOUT_CNTL >> 2; /* register */
+ cs->buf[cs->cdw++] = 0;
+ cs->buf[cs->cdw++] = S_0084FC_OFFSET_UPDATE_DONE(1); /* reference value */
+ cs->buf[cs->cdw++] = S_0084FC_OFFSET_UPDATE_DONE(1); /* mask */
+ cs->buf[cs->cdw++] = 4; /* poll interval */
+}
+
+void evergreen_set_streamout_enable(struct si_context *ctx, unsigned buffer_enable_bit)
+{
+ struct radeon_winsys_cs *cs = ctx->cs;
+
+ if (buffer_enable_bit) {
+ cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
+ cs->buf[cs->cdw++] = (R_028B94_VGT_STRMOUT_CONFIG - SI_CONTEXT_REG_OFFSET) >> 2;
+ cs->buf[cs->cdw++] = S_028B94_STREAMOUT_0_EN(1);
+
+ cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
+ cs->buf[cs->cdw++] = (R_028B98_VGT_STRMOUT_BUFFER_CONFIG - SI_CONTEXT_REG_OFFSET) >> 2;
+ cs->buf[cs->cdw++] = S_028B98_STREAM_0_BUFFER_EN(buffer_enable_bit);
+ } else {
+ cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
+ cs->buf[cs->cdw++] = (R_028B94_VGT_STRMOUT_CONFIG - SI_CONTEXT_REG_OFFSET) >> 2;
+ cs->buf[cs->cdw++] = S_028B94_STREAMOUT_0_EN(0);
+ }
+}
+
+#endif
+
+struct pipe_stream_output_target *
+si_create_so_target(struct pipe_context *ctx,
+ struct pipe_resource *buffer,
+ unsigned buffer_offset,
+ unsigned buffer_size)
+{
+#if 0
+ struct si_context *rctx = (struct r600_context *)ctx;
+ struct si_so_target *t;
+ void *ptr;
+
+ t = CALLOC_STRUCT(si_so_target);
+ if (!t) {
+ return NULL;
+ }
+
+ t->b.reference.count = 1;
+ t->b.context = ctx;
+ pipe_resource_reference(&t->b.buffer, buffer);
+ t->b.buffer_offset = buffer_offset;
+ t->b.buffer_size = buffer_size;
+
+ t->filled_size = si_resource_create_custom(ctx->screen, PIPE_USAGE_STATIC, 4);
+ ptr = rctx->ws->buffer_map(t->filled_size->cs_buf, rctx->cs, PIPE_TRANSFER_WRITE);
+ memset(ptr, 0, t->filled_size->buf->size);
+ rctx->ws->buffer_unmap(t->filled_size->cs_buf);
+
+ return &t->b;
+#endif
+ return NULL;
+}
+
+void si_so_target_destroy(struct pipe_context *ctx,
+ struct pipe_stream_output_target *target)
+{
+#if 0
+ struct si_so_target *t = (struct r600_so_target*)target;
+ pipe_resource_reference(&t->b.buffer, NULL);
+ si_resource_reference(&t->filled_size, NULL);
+ FREE(t);
+#endif
+}
+
+void si_set_so_targets(struct pipe_context *ctx,
+ unsigned num_targets,
+ struct pipe_stream_output_target **targets,
+ unsigned append_bitmask)
+{
+ assert(num_targets == 0);
+#if 0
+ struct si_context *rctx = (struct r600_context *)ctx;
+ unsigned i;
+
+ /* Stop streamout. */
+ if (rctx->num_so_targets) {
+ si_context_streamout_end(rctx);
+ }
+
+ /* Set the new targets. */
+ for (i = 0; i < num_targets; i++) {
+ pipe_so_target_reference((struct pipe_stream_output_target**)&rctx->so_targets[i], targets[i]);
+ }
+ for (; i < rctx->num_so_targets; i++) {
+ pipe_so_target_reference((struct pipe_stream_output_target**)&rctx->so_targets[i], NULL);
+ }
+
+ rctx->num_so_targets = num_targets;
+ rctx->streamout_start = num_targets != 0;
+ rctx->streamout_append_bitmask = append_bitmask;
+#endif
+}
--
1.7.9.5
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