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-rw-r--r--src/mesa/drivers/dri/i965/brw_context.h1
-rw-r--r--src/mesa/drivers/dri/i965/brw_draw.c3
-rw-r--r--src/mesa/drivers/dri/i965/brw_misc_state.c27
-rw-r--r--src/mesa/drivers/dri/i965/brw_queryobj.c4
-rw-r--r--src/mesa/drivers/dri/i965/brw_state_upload.c7
-rw-r--r--src/mesa/drivers/dri/i965/gen6_blorp.cpp31
-rw-r--r--src/mesa/drivers/dri/i965/gen6_depth_state.c7
-rw-r--r--src/mesa/drivers/dri/i965/gen6_multisample_state.c3
-rw-r--r--src/mesa/drivers/dri/i965/gen6_sol.c3
-rw-r--r--src/mesa/drivers/dri/i965/gen6_vs_state.c6
-rw-r--r--src/mesa/drivers/dri/i965/intel_batchbuffer.c12
11 files changed, 20 insertions, 84 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 298e0fbab7a..4e722087faf 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -861,7 +861,6 @@ struct intel_batchbuffer {
drm_intel_bo *last_bo;
/** BO for post-sync nonzero writes for gen6 workaround. */
drm_intel_bo *workaround_bo;
- bool need_workaround_flush;
uint16_t emit, total;
uint16_t used, reserved_space;
diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c
index b7e42cbf7d9..2d3de4501d9 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -276,9 +276,6 @@ static void brw_emit_prim(struct brw_context *brw,
OUT_BATCH(base_vertex_location);
ADVANCE_BATCH();
- /* Only used on Sandybridge; harmless to set elsewhere. */
- brw->batch.need_workaround_flush = true;
-
if (brw->always_flush_cache) {
intel_batchbuffer_emit_mi_flush(brw);
}
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index a405eb25f65..190cdf76135 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -47,10 +47,6 @@ static void upload_drawing_rect(struct brw_context *brw)
{
struct gl_context *ctx = &brw->ctx;
- /* 3DSTATE_DRAWING_RECTANGLE is non-pipelined. */
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(4);
OUT_BATCH(_3DSTATE_DRAWING_RECTANGLE << 16 | (4 - 2));
OUT_BATCH(0); /* xmin, ymin */
@@ -581,7 +577,6 @@ brw_emit_depth_stencil_hiz(struct brw_context *brw,
* non-pipelined state that will need the PIPE_CONTROL workaround.
*/
if (brw->gen == 6) {
- intel_emit_post_sync_nonzero_flush(brw);
intel_emit_depth_stall_flushes(brw);
}
@@ -685,9 +680,6 @@ brw_emit_depth_stencil_hiz(struct brw_context *brw,
* when HiZ is enabled and the DEPTH_BUFFER_STATE changes.
*/
if (brw->gen >= 6 || hiz) {
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(2);
OUT_BATCH(_3DSTATE_CLEAR_PARAMS << 16 |
GEN5_DEPTH_CLEAR_VALID |
@@ -720,9 +712,6 @@ static void upload_polygon_stipple(struct brw_context *brw)
if (!ctx->Polygon.StippleFlag)
return;
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(33);
OUT_BATCH(_3DSTATE_POLY_STIPPLE_PATTERN << 16 | (33 - 2));
@@ -766,9 +755,6 @@ static void upload_polygon_stipple_offset(struct brw_context *brw)
if (!ctx->Polygon.StippleFlag)
return;
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(2);
OUT_BATCH(_3DSTATE_POLY_STIPPLE_OFFSET << 16 | (2-2));
@@ -810,9 +796,6 @@ static void upload_aa_line_parameters(struct brw_context *brw)
if (brw->gen == 4 && !brw->is_g4x)
return;
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(3);
OUT_BATCH(_3DSTATE_AA_LINE_PARAMETERS << 16 | (3 - 2));
/* use legacy aa line coverage computation */
@@ -842,9 +825,6 @@ static void upload_line_stipple(struct brw_context *brw)
if (!ctx->Line.StippleFlag)
return;
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(3);
OUT_BATCH(_3DSTATE_LINE_STIPPLE_PATTERN << 16 | (3 - 2));
OUT_BATCH(ctx->Line.StipplePattern);
@@ -883,10 +863,6 @@ brw_upload_invariant_state(struct brw_context *brw)
{
const bool is_965 = brw->gen == 4 && !brw->is_g4x;
- /* 3DSTATE_SIP, 3DSTATE_MULTISAMPLE, etc. are nonpipelined. */
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
/* Select the 3D pipeline (as opposed to media) */
const uint32_t _3DSTATE_PIPELINE_SELECT =
is_965 ? CMD_PIPELINE_SELECT_965 : CMD_PIPELINE_SELECT_GM45;
@@ -954,9 +930,6 @@ static void upload_state_base_address( struct brw_context *brw )
if (brw->gen >= 6) {
uint8_t mocs = brw->gen == 7 ? GEN7_MOCS_L3 : 0;
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(10);
OUT_BATCH(CMD_STATE_BASE_ADDRESS << 16 | (10 - 2));
OUT_BATCH(mocs << 8 | /* General State Memory Object Control State */
diff --git a/src/mesa/drivers/dri/i965/brw_queryobj.c b/src/mesa/drivers/dri/i965/brw_queryobj.c
index c053c34ba67..2a9082272d4 100644
--- a/src/mesa/drivers/dri/i965/brw_queryobj.c
+++ b/src/mesa/drivers/dri/i965/brw_queryobj.c
@@ -66,10 +66,6 @@ brw_write_timestamp(struct brw_context *brw, drm_intel_bo *query_bo, int idx)
void
brw_write_depth_count(struct brw_context *brw, drm_intel_bo *query_bo, int idx)
{
- /* Emit Sandybridge workaround flush: */
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
brw_emit_pipe_control_write(brw,
PIPE_CONTROL_WRITE_DEPTH_COUNT
| PIPE_CONTROL_DEPTH_STALL,
diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c
index 52d96f40413..84e5c104bf3 100644
--- a/src/mesa/drivers/dri/i965/brw_state_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
@@ -344,6 +344,9 @@ brw_upload_initial_gpu_state(struct brw_context *brw)
if (!brw->hw_ctx)
return;
+ if (brw->gen == 6)
+ intel_emit_post_sync_nonzero_flush(brw);
+
brw_upload_invariant_state(brw);
if (brw->gen >= 8) {
@@ -612,6 +615,10 @@ void brw_upload_state(struct brw_context *brw)
if ((state->mesa | state->brw) == 0)
return;
+ /* Emit Sandybridge workaround flushes on every primitive, for safety. */
+ if (brw->gen == 6)
+ intel_emit_post_sync_nonzero_flush(brw);
+
if (unlikely(INTEL_DEBUG)) {
/* Debug version which enforces various sanity checks on the
* state flags which are generated and checked to help ensure
diff --git a/src/mesa/drivers/dri/i965/gen6_blorp.cpp b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
index d4aa955e2d5..372846b0716 100644
--- a/src/mesa/drivers/dri/i965/gen6_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
@@ -517,17 +517,16 @@ void
gen6_blorp_emit_vs_disable(struct brw_context *brw,
const brw_blorp_params *params)
{
- if (brw->gen == 6) {
- /* From the BSpec, 3D Pipeline > Geometry > Vertex Shader > State,
- * 3DSTATE_VS, Dword 5.0 "VS Function Enable":
- *
- * [DevSNB] A pipeline flush must be programmed prior to a
- * 3DSTATE_VS command that causes the VS Function Enable to
- * toggle. Pipeline flush can be executed by sending a PIPE_CONTROL
- * command with CS stall bit set and a post sync operation.
- */
- intel_emit_post_sync_nonzero_flush(brw);
- }
+ /* From the BSpec, 3D Pipeline > Geometry > Vertex Shader > State,
+ * 3DSTATE_VS, Dword 5.0 "VS Function Enable":
+ *
+ * [DevSNB] A pipeline flush must be programmed prior to a
+ * 3DSTATE_VS command that causes the VS Function Enable to
+ * toggle. Pipeline flush can be executed by sending a PIPE_CONTROL
+ * command with CS stall bit set and a post sync operation.
+ *
+ * We've already done one at the start of the BLORP operation.
+ */
/* Disable the push constant buffers. */
BEGIN_BATCH(5);
@@ -817,7 +816,6 @@ gen6_blorp_emit_depth_stencil_config(struct brw_context *brw,
/* 3DSTATE_DEPTH_BUFFER */
{
- intel_emit_post_sync_nonzero_flush(brw);
intel_emit_depth_stall_flushes(brw);
BEGIN_BATCH(7);
@@ -893,7 +891,6 @@ static void
gen6_blorp_emit_depth_disable(struct brw_context *brw,
const brw_blorp_params *params)
{
- intel_emit_post_sync_nonzero_flush(brw);
intel_emit_depth_stall_flushes(brw);
BEGIN_BATCH(7);
@@ -945,9 +942,6 @@ void
gen6_blorp_emit_drawing_rectangle(struct brw_context *brw,
const brw_blorp_params *params)
{
- if (brw->gen == 6)
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(4);
OUT_BATCH(_3DSTATE_DRAWING_RECTANGLE << 16 | (4 - 2));
OUT_BATCH(0);
@@ -997,9 +991,6 @@ gen6_blorp_emit_primitive(struct brw_context *brw,
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
-
- /* Only used on Sandybridge; harmless to set elsewhere. */
- brw->batch.need_workaround_flush = true;
}
/**
@@ -1025,7 +1016,7 @@ gen6_blorp_exec(struct brw_context *brw,
uint32_t prog_offset = params->get_wm_prog(brw, &prog_data);
/* Emit workaround flushes when we switch from drawing to blorping. */
- brw->batch.need_workaround_flush = true;
+ intel_emit_post_sync_nonzero_flush(brw);
gen6_emit_3dstate_multisample(brw, params->dst.num_samples);
gen6_emit_3dstate_sample_mask(brw,
diff --git a/src/mesa/drivers/dri/i965/gen6_depth_state.c b/src/mesa/drivers/dri/i965/gen6_depth_state.c
index f92c1afe64d..effb9c638cc 100644
--- a/src/mesa/drivers/dri/i965/gen6_depth_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_depth_state.c
@@ -65,11 +65,6 @@ gen6_emit_depth_stencil_hiz(struct brw_context *brw,
*/
bool enable_hiz_ss = hiz || separate_stencil;
-
- /* 3DSTATE_DEPTH_BUFFER, 3DSTATE_STENCIL_BUFFER are both
- * non-pipelined state that will need the PIPE_CONTROL workaround.
- */
- intel_emit_post_sync_nonzero_flush(brw);
intel_emit_depth_stall_flushes(brw);
irb = intel_get_renderbuffer(fb, BUFFER_DEPTH);
@@ -238,8 +233,6 @@ gen6_emit_depth_stencil_hiz(struct brw_context *brw,
* 3DSTATE_CLEAR_PARAMS packet must follow the DEPTH_BUFFER_STATE packet
* when HiZ is enabled and the DEPTH_BUFFER_STATE changes.
*/
- intel_emit_post_sync_nonzero_flush(brw);
-
BEGIN_BATCH(2);
OUT_BATCH(_3DSTATE_CLEAR_PARAMS << 16 |
GEN5_DEPTH_CLEAR_VALID |
diff --git a/src/mesa/drivers/dri/i965/gen6_multisample_state.c b/src/mesa/drivers/dri/i965/gen6_multisample_state.c
index 7c9cbfaea63..ec46479ff75 100644
--- a/src/mesa/drivers/dri/i965/gen6_multisample_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_multisample_state.c
@@ -132,9 +132,6 @@ gen6_emit_3dstate_multisample(struct brw_context *brw,
unreachable("Unrecognized num_samples in gen6_emit_3dstate_multisample");
}
- /* 3DSTATE_MULTISAMPLE is nonpipelined. */
- intel_emit_post_sync_nonzero_flush(brw);
-
int len = brw->gen >= 7 ? 4 : 3;
BEGIN_BATCH(len);
OUT_BATCH(_3DSTATE_MULTISAMPLE << 16 | (len - 2));
diff --git a/src/mesa/drivers/dri/i965/gen6_sol.c b/src/mesa/drivers/dri/i965/gen6_sol.c
index ff93de341d6..511b6990503 100644
--- a/src/mesa/drivers/dri/i965/gen6_sol.c
+++ b/src/mesa/drivers/dri/i965/gen6_sol.c
@@ -259,9 +259,6 @@ brw_begin_transform_feedback(struct gl_context *ctx, GLenum mode,
= _mesa_compute_max_transform_feedback_vertices(xfb_obj,
linked_xfb_info);
- /* 3DSTATE_GS_SVB_INDEX is non-pipelined. */
- intel_emit_post_sync_nonzero_flush(brw);
-
/* Initialize the SVBI 0 register to zero and set the maximum index. */
BEGIN_BATCH(4);
OUT_BATCH(_3DSTATE_GS_SVB_INDEX << 16 | (4 - 2));
diff --git a/src/mesa/drivers/dri/i965/gen6_vs_state.c b/src/mesa/drivers/dri/i965/gen6_vs_state.c
index e365cc67df7..ee68ba5cf17 100644
--- a/src/mesa/drivers/dri/i965/gen6_vs_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_vs_state.c
@@ -171,10 +171,9 @@ upload_vs_state(struct brw_context *brw)
* flush can be executed by sending a PIPE_CONTROL command with CS
* stall bit set and a post sync operation.
*
- * Although we don't disable the VS during normal drawing, BLORP sometimes
- * disables it. To be safe, do the flush here just in case.
+ * We've already done such a flush at the start of state upload, so we
+ * don't need to do another one here.
*/
- intel_emit_post_sync_nonzero_flush(brw);
if (stage_state->push_const_size == 0) {
/* Disable the push constant buffers. */
@@ -247,7 +246,6 @@ upload_vs_state(struct brw_context *brw)
* bug reports that led to this workaround, and may be more than
* what is strictly required to avoid the issue.
*/
- intel_emit_post_sync_nonzero_flush(brw);
brw_emit_pipe_control_flush(brw,
PIPE_CONTROL_DEPTH_STALL |
PIPE_CONTROL_INSTRUCTION_FLUSH |
diff --git a/src/mesa/drivers/dri/i965/intel_batchbuffer.c b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
index 654dcdb54c7..7b96005ae05 100644
--- a/src/mesa/drivers/dri/i965/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
@@ -51,8 +51,6 @@ intel_batchbuffer_init(struct brw_context *brw)
4096, 4096);
}
- brw->batch.need_workaround_flush = true;
-
if (!brw->has_llc) {
brw->batch.cpu_map = malloc(BATCH_SZ);
brw->batch.map = brw->batch.cpu_map;
@@ -183,11 +181,6 @@ brw_new_batch(struct brw_context *brw)
brw->state.dirty.brw |= BRW_NEW_BATCH;
- /* Assume that the last command before the start of our batch was a
- * primitive, for safety.
- */
- brw->batch.need_workaround_flush = true;
-
brw->state_batch_count = 0;
brw->ib.type = -1;
@@ -647,17 +640,12 @@ gen7_emit_cs_stall_flush(struct brw_context *brw)
void
intel_emit_post_sync_nonzero_flush(struct brw_context *brw)
{
- if (!brw->batch.need_workaround_flush)
- return;
-
brw_emit_pipe_control_flush(brw,
PIPE_CONTROL_CS_STALL |
PIPE_CONTROL_STALL_AT_SCOREBOARD);
brw_emit_pipe_control_write(brw, PIPE_CONTROL_WRITE_IMMEDIATE,
brw->batch.workaround_bo, 0, 0, 0);
-
- brw->batch.need_workaround_flush = false;
}
/* Emit a pipelined flush to either flush render and texture cache for
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 23:28:42 +0000