#include <assert.h>
-#include "common/gen_device_info.h"
+#include "dev/gen_device_info.h"
#include "common/gen_sample_positions.h"
#include "genxml/gen_macros.h"
#include "main/state.h"
#include "brw_context.h"
-#if GEN_GEN == 6
-#include "brw_defines.h"
-#endif
#include "brw_draw.h"
#include "brw_multisample_state.h"
#include "brw_state.h"
UNUSED static void *
emit_dwords(struct brw_context *brw, unsigned n)
{
- intel_batchbuffer_begin(brw, n, RENDER_RING);
+ intel_batchbuffer_begin(brw, n);
uint32_t *map = brw->batch.map_next;
brw->batch.map_next += n;
intel_batchbuffer_advance(brw);
return address.offset + delta;
} else {
if (GEN_GEN < 6 && brw_ptr_in_state_buffer(batch, location)) {
- offset = (char *) location - (char *) brw->batch.state_map;
+ offset = (char *) location - (char *) brw->batch.state.map;
return brw_state_reloc(batch, offset, address.bo,
address.offset + delta,
address.reloc_flags);
assert(!brw_ptr_in_state_buffer(batch, location));
- offset = (char *) location - (char *) brw->batch.map;
+ offset = (char *) location - (char *) brw->batch.batch.map;
return brw_batch_reloc(batch, offset, address.bo,
address.offset + delta,
address.reloc_flags);
}
}
-static struct brw_address
+UNUSED static struct brw_address
rw_bo(struct brw_bo *bo, uint32_t offset)
{
return (struct brw_address) {
};
}
+static struct brw_address
+rw_32_bo(struct brw_bo *bo, uint32_t offset)
+{
+ return (struct brw_address) {
+ .bo = bo,
+ .offset = offset,
+ .reloc_flags = RELOC_WRITE | RELOC_32BIT,
+ };
+}
+
+static struct brw_address
+ro_32_bo(struct brw_bo *bo, uint32_t offset)
+{
+ return (struct brw_address) {
+ .bo = bo,
+ .offset = offset,
+ .reloc_flags = RELOC_32BIT,
+ };
+}
+
UNUSED static struct brw_address
ggtt_bo(struct brw_bo *bo, uint32_t offset)
{
}
#else
static uint32_t
-KSP(struct brw_context *brw, uint32_t offset)
+KSP(UNUSED struct brw_context *brw, uint32_t offset)
{
return offset;
}
_brw_cmd_pack(cmd)(brw, (void *)_dst, &name), \
_dst = NULL)
+#if GEN_GEN >= 7
+MAYBE_UNUSED static void
+emit_lrm(struct brw_context *brw, uint32_t reg, struct brw_address addr)
+{
+ brw_batch_emit(brw, GENX(MI_LOAD_REGISTER_MEM), lrm) {
+ lrm.RegisterAddress = reg;
+ lrm.MemoryAddress = addr;
+ }
+}
+#endif
+
+MAYBE_UNUSED static void
+emit_lri(struct brw_context *brw, uint32_t reg, uint32_t imm)
+{
+ brw_batch_emit(brw, GENX(MI_LOAD_REGISTER_IMM), lri) {
+ lri.RegisterOffset = reg;
+ lri.DataDWord = imm;
+ }
+}
+
+#if GEN_IS_HASWELL || GEN_GEN >= 8
+MAYBE_UNUSED static void
+emit_lrr(struct brw_context *brw, uint32_t dst, uint32_t src)
+{
+ brw_batch_emit(brw, GENX(MI_LOAD_REGISTER_REG), lrr) {
+ lrr.SourceRegisterAddress = src;
+ lrr.DestinationRegisterAddress = dst;
+ }
+}
+#endif
+
/**
* Polygon stipple packet
*/
* to a FBO (i.e. any named frame buffer object), we *don't*
* need to invert - we already match the layout.
*/
- if (_mesa_is_winsys_fbo(ctx->DrawBuffer)) {
+ if (ctx->DrawBuffer->FlipY) {
for (unsigned i = 0; i < 32; i++)
poly.PatternRow[i] = ctx->PolygonStipple[31 - i]; /* invert */
} else {
* to a user-created FBO then our native pixel coordinate system
* works just fine, and there's no window system to worry about.
*/
- if (_mesa_is_winsys_fbo(ctx->DrawBuffer)) {
+ if (ctx->DrawBuffer->FlipY) {
poly.PolygonStippleYOffset =
(32 - (_mesa_geometric_height(ctx->DrawBuffer) & 31)) & 31;
}
unsigned buffer_nr,
struct brw_bo *bo,
unsigned start_offset,
- unsigned end_offset,
+ MAYBE_UNUSED unsigned end_offset,
unsigned stride,
- unsigned step_rate)
+ MAYBE_UNUSED unsigned step_rate)
{
struct GENX(VERTEX_BUFFER_STATE) buf_state = {
.VertexBufferIndex = buffer_nr,
.BufferPitch = stride,
- .BufferStartingAddress = ro_bo(bo, start_offset),
+
+ /* The VF cache designers apparently cut corners, and made the cache
+ * only consider the bottom 32 bits of memory addresses. If you happen
+ * to have two vertex buffers which get placed exactly 4 GiB apart and
+ * use them in back-to-back draw calls, you can get collisions. To work
+ * around this problem, we restrict vertex buffers to the low 32 bits of
+ * the address space.
+ */
+ .BufferStartingAddress = ro_32_bo(bo, start_offset),
#if GEN_GEN >= 8
.BufferSize = end_offset - start_offset,
#endif
#endif
#endif
-#if GEN_GEN == 10
- .VertexBufferMOCS = CNL_MOCS_WB,
+#if GEN_GEN == 11
+ .MOCS = ICL_MOCS_WB,
+#elif GEN_GEN == 10
+ .MOCS = CNL_MOCS_WB,
#elif GEN_GEN == 9
- .VertexBufferMOCS = SKL_MOCS_WB,
+ .MOCS = SKL_MOCS_WB,
#elif GEN_GEN == 8
- .VertexBufferMOCS = BDW_MOCS_WB,
+ .MOCS = BDW_MOCS_WB,
#elif GEN_GEN == 7
- .VertexBufferMOCS = GEN7_MOCS_L3,
+ .MOCS = GEN7_MOCS_L3,
#endif
};
}
UNUSED static int
-uploads_needed(uint32_t format)
+uploads_needed(uint32_t format,
+ bool is_dual_slot)
{
if (!is_passthru_format(format))
return 1;
+ if (is_dual_slot)
+ return 2;
+
switch (format) {
case ISL_FORMAT_R64_PASSTHRU:
case ISL_FORMAT_R64G64_PASSTHRU:
if (!is_passthru_format(format))
return format;
+ /* ISL_FORMAT_R64_PASSTHRU and ISL_FORMAT_R64G64_PASSTHRU with an upload ==
+ * 1 means that we have been forced to do 2 uploads for a size <= 2. This
+ * happens with gen < 8 and dvec3 or dvec4 vertex shader input
+ * variables. In those cases, we return ISL_FORMAT_R32_FLOAT as a way of
+ * flagging that we want to fill with zeroes this second forced upload.
+ */
switch (format) {
case ISL_FORMAT_R64_PASSTHRU:
- return ISL_FORMAT_R32G32_FLOAT;
+ return upload == 0 ? ISL_FORMAT_R32G32_FLOAT
+ : ISL_FORMAT_R32_FLOAT;
case ISL_FORMAT_R64G64_PASSTHRU:
- return ISL_FORMAT_R32G32B32A32_FLOAT;
+ return upload == 0 ? ISL_FORMAT_R32G32B32A32_FLOAT
+ : ISL_FORMAT_R32_FLOAT;
case ISL_FORMAT_R64G64B64_PASSTHRU:
- return !upload ? ISL_FORMAT_R32G32B32A32_FLOAT
- : ISL_FORMAT_R32G32_FLOAT;
+ return upload == 0 ? ISL_FORMAT_R32G32B32A32_FLOAT
+ : ISL_FORMAT_R32G32_FLOAT;
case ISL_FORMAT_R64G64B64A64_PASSTHRU:
return ISL_FORMAT_R32G32B32A32_FLOAT;
default:
upload_format_size(uint32_t upload_format)
{
switch (upload_format) {
+ case ISL_FORMAT_R32_FLOAT:
+
+ /* downsized_format has returned this one in order to flag that we are
+ * performing a second upload which we want to have filled with
+ * zeroes. This happens with gen < 8, a size <= 2, and dvec3 or dvec4
+ * vertex shader input variables.
+ */
+
+ return 0;
case ISL_FORMAT_R32G32_FLOAT:
return 2;
case ISL_FORMAT_R32G32B32A32_FLOAT:
}
}
+static UNUSED uint16_t
+pinned_bo_high_bits(struct brw_bo *bo)
+{
+ return (bo->kflags & EXEC_OBJECT_PINNED) ? bo->gtt_offset >> 32ull : 0;
+}
+
+/* The VF cache designers apparently cut corners, and made the cache key's
+ * <VertexBufferIndex, Memory Address> tuple only consider the bottom 32 bits
+ * of the address. If you happen to have two vertex buffers which get placed
+ * exactly 4 GiB apart and use them in back-to-back draw calls, you can get
+ * collisions. (These collisions can happen within a single batch.)
+ *
+ * In the soft-pin world, we'd like to assign addresses up front, and never
+ * move buffers. So, we need to do a VF cache invalidate if the buffer for
+ * a particular VB slot has different [48:32] address bits than the last one.
+ *
+ * In the relocation world, we have no idea what the addresses will be, so
+ * we can't apply this workaround. Instead, we tell the kernel to move it
+ * to the low 4GB regardless.
+ *
+ * This HW issue is gone on Gen11+.
+ */
+static void
+vf_invalidate_for_vb_48bit_transitions(struct brw_context *brw)
+{
+#if GEN_GEN >= 8 && GEN_GEN < 11
+ bool need_invalidate = false;
+
+ for (unsigned i = 0; i < brw->vb.nr_buffers; i++) {
+ uint16_t high_bits = pinned_bo_high_bits(brw->vb.buffers[i].bo);
+
+ if (high_bits != brw->vb.last_bo_high_bits[i]) {
+ need_invalidate = true;
+ brw->vb.last_bo_high_bits[i] = high_bits;
+ }
+ }
+
+ if (brw->draw.draw_params_bo) {
+ uint16_t high_bits = pinned_bo_high_bits(brw->draw.draw_params_bo);
+
+ if (brw->vb.last_bo_high_bits[brw->vb.nr_buffers] != high_bits) {
+ need_invalidate = true;
+ brw->vb.last_bo_high_bits[brw->vb.nr_buffers] = high_bits;
+ }
+ }
+
+ if (brw->draw.derived_draw_params_bo) {
+ uint16_t high_bits = pinned_bo_high_bits(brw->draw.derived_draw_params_bo);
+
+ if (brw->vb.last_bo_high_bits[brw->vb.nr_buffers + 1] != high_bits) {
+ need_invalidate = true;
+ brw->vb.last_bo_high_bits[brw->vb.nr_buffers + 1] = high_bits;
+ }
+ }
+
+ if (need_invalidate) {
+ brw_emit_pipe_control_flush(brw, PIPE_CONTROL_VF_CACHE_INVALIDATE | PIPE_CONTROL_CS_STALL);
+ }
+#endif
+}
+
+static void
+vf_invalidate_for_ib_48bit_transition(struct brw_context *brw)
+{
+#if GEN_GEN >= 8
+ uint16_t high_bits = pinned_bo_high_bits(brw->ib.bo);
+
+ if (high_bits != brw->ib.last_bo_high_bits) {
+ brw_emit_pipe_control_flush(brw, PIPE_CONTROL_VF_CACHE_INVALIDATE);
+ brw->ib.last_bo_high_bits = high_bits;
+ }
+#endif
+}
+
static void
genX(emit_vertices)(struct brw_context *brw)
{
} else {
brw_batch_emit(brw, GENX(3DSTATE_VF_SGVS), vfs);
}
+#endif
- /* Normally we don't need an element for the SGVS attribute because the
- * 3DSTATE_VF_SGVS instruction lets you store the generated attribute in an
- * element that is past the list in 3DSTATE_VERTEX_ELEMENTS. However if
- * we're using draw parameters then we need an element for the those
- * values. Additionally if there is an edge flag element then the SGVS
- * can't be inserted past that so we need a dummy element to ensure that
- * the edge flag is the last one.
- */
- const bool needs_sgvs_element = (vs_prog_data->uses_basevertex ||
- vs_prog_data->uses_baseinstance ||
- ((vs_prog_data->uses_instanceid ||
- vs_prog_data->uses_vertexid)
- && uses_edge_flag));
-#else
- const bool needs_sgvs_element = (vs_prog_data->uses_basevertex ||
- vs_prog_data->uses_baseinstance ||
+ const bool uses_draw_params =
+ vs_prog_data->uses_firstvertex ||
+ vs_prog_data->uses_baseinstance;
+
+ const bool uses_derived_draw_params =
+ vs_prog_data->uses_drawid ||
+ vs_prog_data->uses_is_indexed_draw;
+
+ const bool needs_sgvs_element = (uses_draw_params ||
vs_prog_data->uses_instanceid ||
vs_prog_data->uses_vertexid);
-#endif
+
unsigned nr_elements =
- brw->vb.nr_enabled + needs_sgvs_element + vs_prog_data->uses_drawid;
+ brw->vb.nr_enabled + needs_sgvs_element + uses_derived_draw_params;
#if GEN_GEN < 8
/* If any of the formats of vb.enabled needs more that one upload, we need
*/
for (unsigned i = 0; i < brw->vb.nr_enabled; i++) {
struct brw_vertex_element *input = brw->vb.enabled[i];
- uint32_t format = brw_get_vertex_surface_type(brw, input->glarray);
+ const struct gl_array_attributes *glattrib = input->glattrib;
+ uint32_t format = brw_get_vertex_surface_type(brw, &glattrib->Format);
- if (uploads_needed(format) > 1)
+ if (uploads_needed(format, input->is_dual_slot) > 1)
nr_elements++;
}
#endif
1 + GENX(VERTEX_ELEMENT_STATE_length));
struct GENX(VERTEX_ELEMENT_STATE) elem = {
.Valid = true,
- .SourceElementFormat = (enum GENX(SURFACE_FORMAT)) ISL_FORMAT_R32G32B32A32_FLOAT,
+ .SourceElementFormat = ISL_FORMAT_R32G32B32A32_FLOAT,
.Component0Control = VFCOMP_STORE_0,
.Component1Control = VFCOMP_STORE_0,
.Component2Control = VFCOMP_STORE_0,
}
/* Now emit 3DSTATE_VERTEX_BUFFERS and 3DSTATE_VERTEX_ELEMENTS packets. */
- const bool uses_draw_params =
- vs_prog_data->uses_basevertex ||
- vs_prog_data->uses_baseinstance;
const unsigned nr_buffers = brw->vb.nr_buffers +
- uses_draw_params + vs_prog_data->uses_drawid;
+ uses_draw_params + uses_derived_draw_params;
+
+ vf_invalidate_for_vb_48bit_transitions(brw);
if (nr_buffers) {
assert(nr_buffers <= (GEN_GEN >= 6 ? 33 : 17));
0 /* step rate */);
}
- if (vs_prog_data->uses_drawid) {
+ if (uses_derived_draw_params) {
dw = genX(emit_vertex_buffer_state)(brw, dw, brw->vb.nr_buffers + 1,
- brw->draw.draw_id_bo,
- brw->draw.draw_id_offset,
- brw->draw.draw_id_bo->size,
+ brw->draw.derived_draw_params_bo,
+ brw->draw.derived_draw_params_offset,
+ brw->draw.derived_draw_params_bo->size,
0 /* stride */,
0 /* step rate */);
}
unsigned i;
for (i = 0; i < brw->vb.nr_enabled; i++) {
const struct brw_vertex_element *input = brw->vb.enabled[i];
- uint32_t format = brw_get_vertex_surface_type(brw, input->glarray);
+ const struct gl_array_attributes *glattrib = input->glattrib;
+ uint32_t format = brw_get_vertex_surface_type(brw, &glattrib->Format);
uint32_t comp0 = VFCOMP_STORE_SRC;
uint32_t comp1 = VFCOMP_STORE_SRC;
uint32_t comp2 = VFCOMP_STORE_SRC;
uint32_t comp3 = VFCOMP_STORE_SRC;
- const unsigned num_uploads = GEN_GEN < 8 ? uploads_needed(format) : 1;
+ const unsigned num_uploads = GEN_GEN < 8 ?
+ uploads_needed(format, input->is_dual_slot) : 1;
#if GEN_GEN >= 8
/* From the BDW PRM, Volume 2d, page 588 (VERTEX_ELEMENT_STATE):
* entry. */
const unsigned offset = input->offset + c * 16;
+ const struct gl_array_attributes *glattrib = input->glattrib;
const int size = (GEN_GEN < 8 && is_passthru_format(format)) ?
- upload_format_size(upload_format) : input->glarray->Size;
+ upload_format_size(upload_format) : glattrib->Format.Size;
switch (size) {
case 0: comp0 = VFCOMP_STORE_0;
case 1: comp1 = VFCOMP_STORE_0;
case 2: comp2 = VFCOMP_STORE_0;
case 3:
- if (GEN_GEN >= 8 && input->glarray->Doubles) {
+ if (GEN_GEN >= 8 && glattrib->Format.Doubles) {
comp3 = VFCOMP_STORE_0;
- } else if (input->glarray->Integer) {
+ } else if (glattrib->Format.Integer) {
comp3 = VFCOMP_STORE_1_INT;
} else {
comp3 = VFCOMP_STORE_1_FP;
* to be specified as VFCOMP_STORE_0 in order to output a 256-bit
* vertex element."
*/
- if (input->glarray->Doubles && !input->is_dual_slot) {
+ if (glattrib->Format.Doubles && !input->is_dual_slot) {
/* Store vertex elements which correspond to double and dvec2 vertex
* shader inputs as 128-bit vertex elements, instead of 256-bits.
*/
};
#if GEN_GEN >= 8
- if (vs_prog_data->uses_basevertex ||
- vs_prog_data->uses_baseinstance) {
+ if (uses_draw_params) {
elem_state.VertexBufferIndex = brw->vb.nr_buffers;
- elem_state.SourceElementFormat = (enum GENX(SURFACE_FORMAT)) ISL_FORMAT_R32G32_UINT;
+ elem_state.SourceElementFormat = ISL_FORMAT_R32G32_UINT;
elem_state.Component0Control = VFCOMP_STORE_SRC;
elem_state.Component1Control = VFCOMP_STORE_SRC;
}
#else
elem_state.VertexBufferIndex = brw->vb.nr_buffers;
- elem_state.SourceElementFormat = (enum GENX(SURFACE_FORMAT)) ISL_FORMAT_R32G32_UINT;
- if (vs_prog_data->uses_basevertex)
+ elem_state.SourceElementFormat = ISL_FORMAT_R32G32_UINT;
+ if (uses_draw_params) {
elem_state.Component0Control = VFCOMP_STORE_SRC;
-
- if (vs_prog_data->uses_baseinstance)
elem_state.Component1Control = VFCOMP_STORE_SRC;
+ }
if (vs_prog_data->uses_vertexid)
elem_state.Component2Control = VFCOMP_STORE_VID;
dw += GENX(VERTEX_ELEMENT_STATE_length);
}
- if (vs_prog_data->uses_drawid) {
+ if (uses_derived_draw_params) {
struct GENX(VERTEX_ELEMENT_STATE) elem_state = {
.Valid = true,
.VertexBufferIndex = brw->vb.nr_buffers + 1,
- .SourceElementFormat = (enum GENX(SURFACE_FORMAT)) ISL_FORMAT_R32_UINT,
+ .SourceElementFormat = ISL_FORMAT_R32G32_UINT,
.Component0Control = VFCOMP_STORE_SRC,
- .Component1Control = VFCOMP_STORE_0,
+ .Component1Control = VFCOMP_STORE_SRC,
.Component2Control = VFCOMP_STORE_0,
.Component3Control = VFCOMP_STORE_0,
#if GEN_GEN < 5
#if GEN_GEN >= 6
if (gen6_edgeflag_input) {
- const uint32_t format =
- brw_get_vertex_surface_type(brw, gen6_edgeflag_input->glarray);
+ const struct gl_array_attributes *glattrib = gen6_edgeflag_input->glattrib;
+ const uint32_t format = brw_get_vertex_surface_type(brw, &glattrib->Format);
struct GENX(VERTEX_ELEMENT_STATE) elem_state = {
.Valid = true,
.mesa = _NEW_POLYGON,
.brw = BRW_NEW_BATCH |
BRW_NEW_BLORP |
+ BRW_NEW_VERTEX_PROGRAM |
BRW_NEW_VERTICES |
BRW_NEW_VS_PROG_DATA,
},
if (index_buffer == NULL)
return;
+ vf_invalidate_for_ib_48bit_transition(brw);
+
brw_batch_emit(brw, GENX(3DSTATE_INDEX_BUFFER), ib) {
#if GEN_GEN < 8 && !GEN_IS_HASWELL
ib.CutIndexEnable = brw->prim_restart.enable_cut_index;
#endif
ib.IndexFormat = brw_get_index_type(index_buffer->index_size);
- ib.BufferStartingAddress = ro_bo(brw->ib.bo, 0);
+
+ /* The VF cache designers apparently cut corners, and made the cache
+ * only consider the bottom 32 bits of memory addresses. If you happen
+ * to have two index buffers which get placed exactly 4 GiB apart and
+ * use them in back-to-back draw calls, you can get collisions. To work
+ * around this problem, we restrict index buffers to the low 32 bits of
+ * the address space.
+ */
+ ib.BufferStartingAddress = ro_32_bo(brw->ib.bo, 0);
#if GEN_GEN >= 8
- ib.IndexBufferMOCS = GEN_GEN >= 9 ? SKL_MOCS_WB : BDW_MOCS_WB;
+ ib.MOCS = GEN_GEN >= 9 ? SKL_MOCS_WB : BDW_MOCS_WB;
ib.BufferSize = brw->ib.size;
#else
ib.BufferEndingAddress = ro_bo(brw->ib.bo, brw->ib.size - 1);
clip.GuardbandClipTestEnable = true;
clip.ClipperViewportStatePointer =
- ro_bo(brw->batch.state_bo, brw->clip.vp_offset);
+ ro_bo(brw->batch.state.bo, brw->clip.vp_offset);
clip.ScreenSpaceViewportXMin = -1;
clip.ScreenSpaceViewportXMax = 1;
clip.ScreenSpaceViewportYMax = 1;
clip.ViewportXYClipTestEnable = true;
- clip.ViewportZClipTestEnable = !ctx->Transform.DepthClamp;
+ clip.ViewportZClipTestEnable = !(ctx->Transform.DepthClampNear &&
+ ctx->Transform.DepthClampFar);
/* _NEW_TRANSFORM */
if (GEN_GEN == 5 || GEN_IS_G4X) {
#endif
#if GEN_GEN == 7
- clip.FrontWinding = brw->polygon_front_bit == _mesa_is_user_fbo(fb);
+ clip.FrontWinding = brw->polygon_front_bit != fb->FlipY;
if (ctx->Polygon.CullFlag) {
switch (ctx->Polygon.CullFaceMode) {
clip.UserClipDistanceCullTestEnableBitmask =
brw_vue_prog_data(brw->vs.base.prog_data)->cull_distance_mask;
- clip.ViewportZClipTestEnable = !ctx->Transform.DepthClamp;
+ clip.ViewportZClipTestEnable = !(ctx->Transform.DepthClampNear &&
+ ctx->Transform.DepthClampFar);
#endif
/* _NEW_LIGHT */
#if GEN_GEN <= 7
/* _NEW_BUFFERS */
- bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer);
+ bool flip_y = ctx->DrawBuffer->FlipY;
UNUSED const bool multisampled_fbo =
_mesa_geometric_samples(ctx->DrawBuffer) > 1;
#endif
* domain.
*/
sf.SetupViewportStateOffset =
- ro_bo(brw->batch.state_bo, brw->sf.vp_offset);
+ ro_bo(brw->batch.state.bo, brw->sf.vp_offset);
sf.PointRasterizationRule = RASTRULE_UPPER_RIGHT;
#if GEN_GEN <= 7
/* _NEW_POLYGON */
- sf.FrontWinding = brw->polygon_front_bit == render_to_fbo;
+ sf.FrontWinding = brw->polygon_front_bit != flip_y;
#if GEN_GEN >= 6
sf.GlobalDepthOffsetEnableSolid = ctx->Polygon.OffsetFill;
sf.GlobalDepthOffsetEnableWireframe = ctx->Polygon.OffsetLine;
* Window coordinates in an FBO are inverted, which means point
* sprite origin must be inverted, too.
*/
- if ((ctx->Point.SpriteOrigin == GL_LOWER_LEFT) != render_to_fbo) {
+ if ((ctx->Point.SpriteOrigin == GL_LOWER_LEFT) == flip_y) {
sf.PointSpriteTextureCoordinateOrigin = LOWERLEFT;
} else {
sf.PointSpriteTextureCoordinateOrigin = UPPERLEFT;
/* _NEW_COLOR */
if (rb && (outputs_written & BITFIELD64_BIT(FRAG_RESULT_COLOR) ||
outputs_written & BITFIELD64_BIT(FRAG_RESULT_DATA0 + i)) &&
- (ctx->Color.ColorMask[i][0] ||
- ctx->Color.ColorMask[i][1] ||
- ctx->Color.ColorMask[i][2] ||
- ctx->Color.ColorMask[i][3])) {
+ GET_COLORMASK(ctx->Color.ColorMask, i)) {
return true;
}
}
/* Pointer to the WM constant buffer. Covered by the set of
* state flags from gen6_upload_wm_push_constants.
*/
- wmcp.PointertoPSConstantBuffer0 = stage_state->push_const_offset;
- wmcp.PSConstantBuffer0ReadLength = stage_state->push_const_size - 1;
+ wmcp.ConstantBody.PointertoConstantBuffer0 = stage_state->push_const_offset;
+ wmcp.ConstantBody.ConstantBuffer0ReadLength = stage_state->push_const_size - 1;
}
}
#endif
#if GEN_GEN >= 6
brw_batch_emit(brw, GENX(3DSTATE_WM), wm) {
- wm.LineAntialiasingRegionWidth = _10pixels;
- wm.LineEndCapAntialiasingRegionWidth = _05pixels;
-
- wm.PointRasterizationRule = RASTRULE_UPPER_RIGHT;
- wm.BarycentricInterpolationMode = wm_prog_data->barycentric_interp_modes;
#else
ctx->NewDriverState |= BRW_NEW_GEN4_UNIT_STATE;
brw_state_emit(brw, GENX(WM_STATE), 64, &stage_state->state_offset, wm) {
- if (wm_prog_data->dispatch_8 && wm_prog_data->dispatch_16) {
- /* These two fields should be the same pre-gen6, which is why we
- * only have one hardware field to program for both dispatch
- * widths.
- */
- assert(wm_prog_data->base.dispatch_grf_start_reg ==
- wm_prog_data->dispatch_grf_start_reg_2);
+#endif
+
+#if GEN_GEN <= 6
+ wm._8PixelDispatchEnable = wm_prog_data->dispatch_8;
+ wm._16PixelDispatchEnable = wm_prog_data->dispatch_16;
+ wm._32PixelDispatchEnable = wm_prog_data->dispatch_32;
+#endif
+
+#if GEN_GEN == 4
+ /* On gen4, we only have one shader kernel */
+ if (brw_wm_state_has_ksp(wm, 0)) {
+ assert(brw_wm_prog_data_prog_offset(wm_prog_data, wm, 0) == 0);
+ wm.KernelStartPointer0 = KSP(brw, stage_state->prog_offset);
+ wm.GRFRegisterCount0 = brw_wm_prog_data_reg_blocks(wm_prog_data, wm, 0);
+ wm.DispatchGRFStartRegisterForConstantSetupData0 =
+ brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, wm, 0);
}
+#elif GEN_GEN == 5
+ /* On gen5, we have multiple shader kernels but only one GRF start
+ * register for all kernels
+ */
+ wm.KernelStartPointer0 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(wm_prog_data, wm, 0);
+ wm.KernelStartPointer1 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(wm_prog_data, wm, 1);
+ wm.KernelStartPointer2 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(wm_prog_data, wm, 2);
- if (wm_prog_data->dispatch_8 || wm_prog_data->dispatch_16)
- wm.GRFRegisterCount0 = wm_prog_data->reg_blocks_0;
+ wm.GRFRegisterCount0 = brw_wm_prog_data_reg_blocks(wm_prog_data, wm, 0);
+ wm.GRFRegisterCount1 = brw_wm_prog_data_reg_blocks(wm_prog_data, wm, 1);
+ wm.GRFRegisterCount2 = brw_wm_prog_data_reg_blocks(wm_prog_data, wm, 2);
- if (stage_state->sampler_count)
- wm.SamplerStatePointer =
- ro_bo(brw->batch.state_bo, stage_state->sampler_offset);
-#if GEN_GEN == 5
- if (wm_prog_data->prog_offset_2)
- wm.GRFRegisterCount2 = wm_prog_data->reg_blocks_2;
+ wm.DispatchGRFStartRegisterForConstantSetupData0 =
+ wm_prog_data->base.dispatch_grf_start_reg;
+
+ /* Dispatch GRF Start should be the same for all shaders on gen5 */
+ if (brw_wm_state_has_ksp(wm, 1)) {
+ assert(wm_prog_data->base.dispatch_grf_start_reg ==
+ brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, wm, 1));
+ }
+ if (brw_wm_state_has_ksp(wm, 2)) {
+ assert(wm_prog_data->base.dispatch_grf_start_reg ==
+ brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, wm, 2));
+ }
+#elif GEN_GEN == 6
+ /* On gen6, we have multiple shader kernels and we no longer specify a
+ * register count for each one.
+ */
+ wm.KernelStartPointer0 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(wm_prog_data, wm, 0);
+ wm.KernelStartPointer1 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(wm_prog_data, wm, 1);
+ wm.KernelStartPointer2 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(wm_prog_data, wm, 2);
+
+ wm.DispatchGRFStartRegisterForConstantSetupData0 =
+ brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, wm, 0);
+ wm.DispatchGRFStartRegisterForConstantSetupData1 =
+ brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, wm, 1);
+ wm.DispatchGRFStartRegisterForConstantSetupData2 =
+ brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, wm, 2);
#endif
- wm.SetupURBEntryReadLength = wm_prog_data->num_varying_inputs * 2;
+#if GEN_GEN <= 5
wm.ConstantURBEntryReadLength = wm_prog_data->base.curb_read_length;
/* BRW_NEW_PUSH_CONSTANT_ALLOCATION */
wm.ConstantURBEntryReadOffset = brw->curbe.wm_start * 2;
+ wm.SetupURBEntryReadLength = wm_prog_data->num_varying_inputs * 2;
+ wm.SetupURBEntryReadOffset = 0;
wm.EarlyDepthTestEnable = true;
+#endif
+
+#if GEN_GEN >= 6
+ wm.LineAntialiasingRegionWidth = _10pixels;
+ wm.LineEndCapAntialiasingRegionWidth = _05pixels;
+
+ wm.PointRasterizationRule = RASTRULE_UPPER_RIGHT;
+ wm.BarycentricInterpolationMode = wm_prog_data->barycentric_interp_modes;
+#else
+ if (stage_state->sampler_count)
+ wm.SamplerStatePointer =
+ ro_bo(brw->batch.state.bo, stage_state->sampler_offset);
+
wm.LineAntialiasingRegionWidth = _05pixels;
wm.LineEndCapAntialiasingRegionWidth = _10pixels;
if (wm_prog_data->base.use_alt_mode)
wm.FloatingPointMode = FLOATING_POINT_MODE_Alternate;
- wm.SamplerCount = GEN_GEN == 5 ?
+ /* WA_1606682166 */
+ wm.SamplerCount = (GEN_GEN == 5 || GEN_GEN == 11) ?
0 : DIV_ROUND_UP(stage_state->sampler_count, 4);
wm.BindingTableEntryCount =
wm_prog_data->base.binding_table.size_bytes / 4;
wm.MaximumNumberofThreads = devinfo->max_wm_threads - 1;
- wm._8PixelDispatchEnable = wm_prog_data->dispatch_8;
- wm._16PixelDispatchEnable = wm_prog_data->dispatch_16;
- wm.DispatchGRFStartRegisterForConstantSetupData0 =
- wm_prog_data->base.dispatch_grf_start_reg;
- if (GEN_GEN == 6 ||
- wm_prog_data->dispatch_8 || wm_prog_data->dispatch_16) {
- wm.KernelStartPointer0 = KSP(brw, stage_state->prog_offset);
- }
-
-#if GEN_GEN >= 5
- if (GEN_GEN == 6 || wm_prog_data->prog_offset_2) {
- wm.KernelStartPointer2 =
- KSP(brw, stage_state->prog_offset + wm_prog_data->prog_offset_2);
- }
-#endif
#if GEN_GEN == 6
wm.DualSourceBlendEnable =
wm.PositionXYOffsetSelect = POSOFFSET_SAMPLE;
else
wm.PositionXYOffsetSelect = POSOFFSET_NONE;
-
- wm.DispatchGRFStartRegisterForConstantSetupData2 =
- wm_prog_data->dispatch_grf_start_reg_2;
#endif
if (wm_prog_data->base.total_scratch) {
- wm.ScratchSpaceBasePointer = rw_bo(stage_state->scratch_bo, 0);
+ wm.ScratchSpaceBasePointer = rw_32_bo(stage_state->scratch_bo, 0);
wm.PerThreadScratchSpace =
ffs(stage_state->per_thread_scratch) - 11;
}
/* ---------------------------------------------------------------------- */
+/* We restrict scratch buffers to the bottom 32 bits of the address space
+ * by using rw_32_bo().
+ *
+ * General State Base Address is a bit broken. If the address + size as
+ * seen by STATE_BASE_ADDRESS overflows 48 bits, the GPU appears to treat
+ * all accesses to the buffer as being out of bounds and returns zero.
+ */
+
#define INIT_THREAD_DISPATCH_FIELDS(pkt, prefix) \
pkt.KernelStartPointer = KSP(brw, stage_state->prog_offset); \
+ /* WA_1606682166 */ \
pkt.SamplerCount = \
+ GEN_GEN == 11 ? \
+ 0 : \
DIV_ROUND_UP(CLAMP(stage_state->sampler_count, 0, 16), 4); \
+ /* Gen 11 workarounds table #2056 WABTPPrefetchDisable suggests to \
+ * disable prefetching of binding tables in A0 and B0 steppings. \
+ * TODO: Revisit this WA on C0 stepping. \
+ */ \
pkt.BindingTableEntryCount = \
+ GEN_GEN == 11 ? \
+ 0 : \
stage_prog_data->binding_table.size_bytes / 4; \
pkt.FloatingPointMode = stage_prog_data->use_alt_mode; \
\
if (stage_prog_data->total_scratch) { \
- pkt.ScratchSpaceBasePointer = rw_bo(stage_state->scratch_bo, 0); \
+ pkt.ScratchSpaceBasePointer = rw_32_bo(stage_state->scratch_bo, 0); \
pkt.PerThreadScratchSpace = \
ffs(stage_state->per_thread_scratch) - 11; \
} \
assert(vue_prog_data->dispatch_mode == DISPATCH_MODE_SIMD8 ||
vue_prog_data->dispatch_mode == DISPATCH_MODE_4X2_DUAL_OBJECT);
+ assert(GEN_GEN < 11 ||
+ vue_prog_data->dispatch_mode == DISPATCH_MODE_SIMD8);
#if GEN_GEN == 6
/* From the BSpec, 3D Pipeline > Geometry > Vertex Shader > State,
brw_batch_emit(brw, GENX(3DSTATE_CONSTANT_VS), cvs) {
if (stage_state->push_const_size != 0) {
cvs.Buffer0Valid = true;
- cvs.PointertoVSConstantBuffer0 = stage_state->push_const_offset;
- cvs.VSConstantBuffer0ReadLength = stage_state->push_const_size - 1;
+ cvs.ConstantBody.PointertoConstantBuffer0 = stage_state->push_const_offset;
+ cvs.ConstantBody.ConstantBuffer0ReadLength = stage_state->push_const_size - 1;
}
}
#endif
vs.StatisticsEnable = false;
vs.SamplerStatePointer =
- ro_bo(brw->batch.state_bo, stage_state->sampler_offset);
+ ro_bo(brw->batch.state.bo, stage_state->sampler_offset);
#endif
#if GEN_GEN == 5
for (unsigned i = 0; i < viewport_count; i++) {
/* _NEW_VIEWPORT | _NEW_TRANSFORM */
const struct gl_viewport_attrib *vp = &ctx->ViewportArray[i];
- if (ctx->Transform.DepthClamp) {
+ if (ctx->Transform.DepthClampNear && ctx->Transform.DepthClampFar) {
+ ccv.MinimumDepth = MIN2(vp->Near, vp->Far);
+ ccv.MaximumDepth = MAX2(vp->Near, vp->Far);
+ } else if (ctx->Transform.DepthClampNear) {
ccv.MinimumDepth = MIN2(vp->Near, vp->Far);
+ ccv.MaximumDepth = 0.0;
+ } else if (ctx->Transform.DepthClampFar) {
+ ccv.MinimumDepth = 0.0;
ccv.MaximumDepth = MAX2(vp->Near, vp->Far);
} else {
ccv.MinimumDepth = 0.0;
static void
set_scissor_bits(const struct gl_context *ctx, int i,
- bool render_to_fbo, unsigned fb_width, unsigned fb_height,
+ bool flip_y, unsigned fb_width, unsigned fb_height,
struct GENX(SCISSOR_RECT) *sc)
{
int bbox[4];
sc->ScissorRectangleXMax = 0;
sc->ScissorRectangleYMin = 1;
sc->ScissorRectangleYMax = 0;
- } else if (render_to_fbo) {
+ } else if (!flip_y) {
/* texmemory: Y=0=bottom */
sc->ScissorRectangleXMin = bbox[0];
sc->ScissorRectangleXMax = bbox[1] - 1;
genX(upload_scissor_state)(struct brw_context *brw)
{
struct gl_context *ctx = &brw->ctx;
- const bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer);
+ const bool flip_y = ctx->DrawBuffer->FlipY;
struct GENX(SCISSOR_RECT) scissor;
uint32_t scissor_state_offset;
const unsigned int fb_width = _mesa_geometric_width(ctx->DrawBuffer);
* inclusive but max is exclusive.
*/
for (unsigned i = 0; i < viewport_count; i++) {
- set_scissor_bits(ctx, i, render_to_fbo, fb_width, fb_height, &scissor);
+ set_scissor_bits(ctx, i, flip_y, fb_width, fb_height, &scissor);
GENX(SCISSOR_RECT_pack)(
NULL, scissor_map + i * GENX(SCISSOR_RECT_length), &scissor);
}
*/
const float gb_size = GEN_GEN >= 7 ? 16384.0f : 8192.0f;
+ /* Workaround: prevent gpu hangs on SandyBridge
+ * by disabling guardband clipping for odd dimensions.
+ */
+ if (GEN_GEN == 6 && (fb_width & 1 || fb_height & 1)) {
+ *xmin = -1.0f;
+ *xmax = 1.0f;
+ *ymin = -1.0f;
+ *ymax = 1.0f;
+ return;
+ }
+
if (m00 != 0 && m11 != 0) {
/* First, we compute the screen-space render area */
const float ss_ra_xmin = MIN3( 0, m30 + m00, m30 - m00);
const unsigned viewport_count = brw->clip.viewport_count;
/* _NEW_BUFFERS */
- const bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer);
+ const bool flip_y = ctx->DrawBuffer->FlipY;
const uint32_t fb_width = (float)_mesa_geometric_width(ctx->DrawBuffer);
const uint32_t fb_height = (float)_mesa_geometric_height(ctx->DrawBuffer);
#endif
/* _NEW_BUFFERS */
- if (render_to_fbo) {
- y_scale = 1.0;
- y_bias = 0;
- } else {
+ if (flip_y) {
y_scale = -1.0;
y_bias = (float)fb_height;
+ } else {
+ y_scale = 1.0;
+ y_bias = 0;
}
for (unsigned i = 0; i < brw->clip.viewport_count; i++) {
clv.YMaxClipGuardband = gb_ymax;
#if GEN_GEN < 6
- set_scissor_bits(ctx, i, render_to_fbo, fb_width, fb_height,
+ set_scissor_bits(ctx, i, flip_y, fb_width, fb_height,
&sfv.ScissorRectangle);
#elif GEN_GEN >= 8
/* _NEW_VIEWPORT | _NEW_BUFFERS: Screen Space Viewport
* The hardware will take the intersection of the drawing rectangle,
- * scissor rectangle, and the viewport extents. We don't need to be
- * smart, and can therefore just program the viewport extents.
+ * scissor rectangle, and the viewport extents. However, emitting
+ * 3DSTATE_DRAWING_RECTANGLE is expensive since it requires a full
+ * pipeline stall so we're better off just being a little more clever
+ * with our viewport so we can emit it once at context creation time.
*/
+ const float viewport_Xmin = MAX2(ctx->ViewportArray[i].X, 0);
+ const float viewport_Ymin = MAX2(ctx->ViewportArray[i].Y, 0);
const float viewport_Xmax =
- ctx->ViewportArray[i].X + ctx->ViewportArray[i].Width;
+ MIN2(ctx->ViewportArray[i].X + ctx->ViewportArray[i].Width, fb_width);
const float viewport_Ymax =
- ctx->ViewportArray[i].Y + ctx->ViewportArray[i].Height;
+ MIN2(ctx->ViewportArray[i].Y + ctx->ViewportArray[i].Height, fb_height);
- if (render_to_fbo) {
- sfv.XMinViewPort = ctx->ViewportArray[i].X;
+ if (flip_y) {
+ sfv.XMinViewPort = viewport_Xmin;
sfv.XMaxViewPort = viewport_Xmax - 1;
- sfv.YMinViewPort = ctx->ViewportArray[i].Y;
- sfv.YMaxViewPort = viewport_Ymax - 1;
+ sfv.YMinViewPort = fb_height - viewport_Ymax;
+ sfv.YMaxViewPort = fb_height - viewport_Ymin - 1;
} else {
- sfv.XMinViewPort = ctx->ViewportArray[i].X;
+ sfv.XMinViewPort = viewport_Xmin;
sfv.XMaxViewPort = viewport_Xmax - 1;
- sfv.YMinViewPort = fb_height - viewport_Ymax;
- sfv.YMaxViewPort = fb_height - ctx->ViewportArray[i].Y - 1;
+ sfv.YMinViewPort = viewport_Ymin;
+ sfv.YMaxViewPort = viewport_Ymax - 1;
}
#endif
brw_batch_emit(brw, GENX(3DSTATE_CONSTANT_GS), cgs) {
if (active && stage_state->push_const_size != 0) {
cgs.Buffer0Valid = true;
- cgs.PointertoGSConstantBuffer0 = stage_state->push_const_offset;
- cgs.GSConstantBuffer0ReadLength = stage_state->push_const_size - 1;
+ cgs.ConstantBody.PointertoConstantBuffer0 = stage_state->push_const_offset;
+ cgs.ConstantBody.ConstantBuffer0ReadLength = stage_state->push_const_size - 1;
}
}
#endif
#if GEN_GEN < 7
gs.SOStatisticsEnable = true;
if (gs_prog->info.has_transform_feedback_varyings)
- gs.SVBIPayloadEnable = true;
+ gs.SVBIPayloadEnable = _mesa_is_xfb_active_and_unpaused(ctx);
/* GEN6_GS_SPF_MODE and GEN6_GS_VECTOR_MASK_ENABLE are enabled as it
* was previously done for gen6.
_mesa_enum_to_string(rb_type));
if (GEN_GEN >= 8 || rb_type == GL_UNSIGNED_NORMALIZED) {
entry->LogicOpEnable = true;
- entry->LogicOpFunction =
- intel_translate_logic_op(ctx->Color.LogicOp);
+ entry->LogicOpFunction = ctx->Color._LogicOp;
}
} else if (blend_enabled && !ctx->Color._AdvancedBlendMode
&& (GEN_GEN <= 5 || !integer)) {
dstA = fix_dual_blend_alpha_to_one(dstA);
}
- entry->ColorBufferBlendEnable = true;
+ /* BRW_NEW_FS_PROG_DATA */
+ const struct brw_wm_prog_data *wm_prog_data =
+ brw_wm_prog_data(brw->wm.base.prog_data);
+
+ /* The Dual Source Blending documentation says:
+ *
+ * "If SRC1 is included in a src/dst blend factor and
+ * a DualSource RT Write message is not used, results
+ * are UNDEFINED. (This reflects the same restriction in DX APIs,
+ * where undefined results are produced if “o1” is not written
+ * by a PS – there are no default values defined).
+ * If SRC1 is not included in a src/dst blend factor,
+ * dual source blending must be disabled."
+ *
+ * There is no way to gracefully fix this undefined situation
+ * so we just disable the blending to prevent possible issues.
+ */
+ entry->ColorBufferBlendEnable =
+ !ctx->Color.Blend[0]._UsesDualSrc || wm_prog_data->dual_src_blend;
+
entry->DestinationBlendFactor = blend_factor(dstRGB);
entry->SourceBlendFactor = blend_factor(srcRGB);
entry->DestinationAlphaBlendFactor = blend_factor(dstA);
entry.PostBlendColorClampEnable = true;
entry.ColorClampRange = COLORCLAMP_RTFORMAT;
- entry.WriteDisableRed = !ctx->Color.ColorMask[i][0];
- entry.WriteDisableGreen = !ctx->Color.ColorMask[i][1];
- entry.WriteDisableBlue = !ctx->Color.ColorMask[i][2];
- entry.WriteDisableAlpha = !ctx->Color.ColorMask[i][3];
+ entry.WriteDisableRed = !GET_COLORMASK_BIT(ctx->Color.ColorMask, i, 0);
+ entry.WriteDisableGreen = !GET_COLORMASK_BIT(ctx->Color.ColorMask, i, 1);
+ entry.WriteDisableBlue = !GET_COLORMASK_BIT(ctx->Color.ColorMask, i, 2);
+ entry.WriteDisableAlpha = !GET_COLORMASK_BIT(ctx->Color.ColorMask, i, 3);
#if GEN_GEN >= 8
GENX(BLEND_STATE_ENTRY_pack)(NULL, &blend_map[1 + i * 2], &entry);
_NEW_MULTISAMPLE,
.brw = BRW_NEW_BATCH |
BRW_NEW_BLORP |
+ BRW_NEW_FS_PROG_DATA |
BRW_NEW_STATE_BASE_ADDRESS,
},
.emit = genX(upload_blend_state),
static const struct brw_tracked_state genX(multisample_state) = {
.dirty = {
- .mesa = _NEW_MULTISAMPLE,
+ .mesa = _NEW_MULTISAMPLE |
+ (GEN_GEN == 10 ? _NEW_BUFFERS : 0),
.brw = BRW_NEW_BLORP |
BRW_NEW_CONTEXT |
BRW_NEW_NUM_SAMPLES,
cc.StatisticsEnable = brw->stats_wm;
cc.CCViewportStatePointer =
- ro_bo(brw->batch.state_bo, brw->cc.vp_offset);
+ ro_bo(brw->batch.state.bo, brw->cc.vp_offset);
#else
/* _NEW_COLOR */
cc.BlendConstantColorRed = ctx->Color.BlendColorUnclamped[0];
sbe.NumberofSFOutputAttributes = wm_prog_data->num_varying_inputs;
/* _NEW_BUFFERS */
- bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer);
+ bool flip_y = ctx->DrawBuffer->FlipY;
/* _NEW_POINT
*
* Window coordinates in an FBO are inverted, which means point
* sprite origin must be inverted.
*/
- if ((ctx->Point.SpriteOrigin == GL_LOWER_LEFT) != render_to_fbo)
+ if ((ctx->Point.SpriteOrigin == GL_LOWER_LEFT) == flip_y)
sbe.PointSpriteTextureCoordinateOrigin = LOWERLEFT;
else
sbe.PointSpriteTextureCoordinateOrigin = UPPERLEFT;
#if GEN_GEN >= 9
/* prepare the active component dwords */
- const int num_inputs = urb_entry_read_length * 2;
- for (int input_index = 0; input_index < num_inputs; input_index++) {
- sbe.AttributeActiveComponentFormat[input_index] = ACTIVE_COMPONENT_XYZW;
- }
+ for (int i = 0; i < 32; i++)
+ sbe.AttributeActiveComponentFormat[i] = ACTIVE_COMPONENT_XYZW;
#endif
}
for (int i = 0; i < 4; i++) {
struct intel_buffer_object *bufferobj =
intel_buffer_object(xfb_obj->Buffers[i]);
+ uint32_t start = xfb_obj->Offset[i];
+ uint32_t end = ALIGN(start + xfb_obj->Size[i], 4);
+ uint32_t const size = end - start;
- if (!bufferobj) {
+ if (!bufferobj || !size) {
brw_batch_emit(brw, GENX(3DSTATE_SO_BUFFER), sob) {
sob.SOBufferIndex = i;
}
continue;
}
- uint32_t start = xfb_obj->Offset[i];
assert(start % 4 == 0);
- uint32_t end = ALIGN(start + xfb_obj->Size[i], 4);
struct brw_bo *bo =
- intel_bufferobj_buffer(brw, bufferobj, start, end - start, true);
+ intel_bufferobj_buffer(brw, bufferobj, start, size, true);
assert(end <= bo->size);
brw_batch_emit(brw, GENX(3DSTATE_SO_BUFFER), sob) {
sob.SOBufferEnable = true;
sob.StreamOffsetWriteEnable = true;
sob.StreamOutputBufferOffsetAddressEnable = true;
- sob.SOBufferMOCS = mocs_wb;
+ sob.MOCS = mocs_wb;
sob.SurfaceSize = MAX2(xfb_obj->Size[i] / 4, 1) - 1;
sob.StreamOutputBufferOffsetAddress =
*/
ps.VectorMaskEnable = GEN_GEN >= 8;
- ps.SamplerCount =
- DIV_ROUND_UP(CLAMP(stage_state->sampler_count, 0, 16), 4);
+ /* WA_1606682166:
+ * "Incorrect TDL's SSP address shift in SARB for 16:6 & 18:8 modes.
+ * Disable the Sampler state prefetch functionality in the SARB by
+ * programming 0xB000[30] to '1'."
+ */
+ ps.SamplerCount = GEN_GEN == 11 ?
+ 0 : DIV_ROUND_UP(CLAMP(stage_state->sampler_count, 0, 16), 4);
/* BRW_NEW_FS_PROG_DATA */
- ps.BindingTableEntryCount = prog_data->base.binding_table.size_bytes / 4;
+ /* Gen 11 workarounds table #2056 WABTPPrefetchDisable suggests to disable
+ * prefetching of binding tables in A0 and B0 steppings.
+ * TODO: Revisit this workaround on C0 stepping.
+ */
+ ps.BindingTableEntryCount = GEN_GEN == 11 ?
+ 0 :
+ prog_data->base.binding_table.size_bytes / 4;
if (prog_data->base.use_alt_mode)
ps.FloatingPointMode = Alternate;
ps.SampleMask = genX(determine_sample_mask(brw));
#endif
- /* 3DSTATE_PS expects the number of threads per PSD, which is always 64;
- * it implicitly scales for different GT levels (which have some # of
- * PSDs).
+ /* 3DSTATE_PS expects the number of threads per PSD, which is always 64
+ * for pre Gen11 and 128 for gen11+; On gen11+ If a programmed value is
+ * k, it implies 2(k+1) threads. It implicitly scales for different GT
+ * levels (which have some # of PSDs).
*
- * In Gen8 the format is U8-2 whereas in Gen9 it is U8-1.
+ * In Gen8 the format is U8-2 whereas in Gen9+ it is U9-1.
*/
#if GEN_GEN >= 9
ps.MaximumNumberofThreadsPerPSD = 64 - 1;
ps._8PixelDispatchEnable = prog_data->dispatch_8;
ps._16PixelDispatchEnable = prog_data->dispatch_16;
+ ps._32PixelDispatchEnable = prog_data->dispatch_32;
+
+ /* From the Sky Lake PRM 3DSTATE_PS::32 Pixel Dispatch Enable:
+ *
+ * "When NUM_MULTISAMPLES = 16 or FORCE_SAMPLE_COUNT = 16, SIMD32
+ * Dispatch must not be enabled for PER_PIXEL dispatch mode."
+ *
+ * Since 16x MSAA is first introduced on SKL, we don't need to apply
+ * the workaround on any older hardware.
+ *
+ * BRW_NEW_NUM_SAMPLES
+ */
+ if (GEN_GEN >= 9 && !prog_data->persample_dispatch &&
+ brw->num_samples == 16) {
+ assert(ps._8PixelDispatchEnable || ps._16PixelDispatchEnable);
+ ps._32PixelDispatchEnable = false;
+ }
+
ps.DispatchGRFStartRegisterForConstantSetupData0 =
- prog_data->base.dispatch_grf_start_reg;
+ brw_wm_prog_data_dispatch_grf_start_reg(prog_data, ps, 0);
+ ps.DispatchGRFStartRegisterForConstantSetupData1 =
+ brw_wm_prog_data_dispatch_grf_start_reg(prog_data, ps, 1);
ps.DispatchGRFStartRegisterForConstantSetupData2 =
- prog_data->dispatch_grf_start_reg_2;
+ brw_wm_prog_data_dispatch_grf_start_reg(prog_data, ps, 2);
- ps.KernelStartPointer0 = stage_state->prog_offset;
+ ps.KernelStartPointer0 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(prog_data, ps, 0);
+ ps.KernelStartPointer1 = stage_state->prog_offset +
+ brw_wm_prog_data_prog_offset(prog_data, ps, 1);
ps.KernelStartPointer2 = stage_state->prog_offset +
- prog_data->prog_offset_2;
+ brw_wm_prog_data_prog_offset(prog_data, ps, 2);
if (prog_data->base.total_scratch) {
ps.ScratchSpaceBasePointer =
- rw_bo(stage_state->scratch_bo,
- ffs(stage_state->per_thread_scratch) - 11);
+ rw_32_bo(stage_state->scratch_bo,
+ ffs(stage_state->per_thread_scratch) - 11);
}
}
}
: 0),
.brw = BRW_NEW_BATCH |
BRW_NEW_BLORP |
- BRW_NEW_FS_PROG_DATA,
+ BRW_NEW_FS_PROG_DATA |
+ (GEN_GEN >= 9 ? BRW_NEW_NUM_SAMPLES : 0),
},
.emit = genX(upload_ps),
};
if (!tes_prog_data) {
brw_batch_emit(brw, GENX(3DSTATE_DS), ds);
} else {
+ assert(GEN_GEN < 11 ||
+ vue_prog_data->dispatch_mode == DISPATCH_MODE_SIMD8);
+
brw_batch_emit(brw, GENX(3DSTATE_DS), ds) {
INIT_THREAD_DISPATCH_FIELDS(ds, Patch);
uint32_t *bind = brw_state_batch(brw, prog_data->binding_table.size_bytes,
32, &stage_state->bind_bo_offset);
+ /* The MEDIA_VFE_STATE documentation for Gen8+ says:
+ *
+ * "A stalling PIPE_CONTROL is required before MEDIA_VFE_STATE unless
+ * the only bits that are changed are scoreboard related: Scoreboard
+ * Enable, Scoreboard Type, Scoreboard Mask, Scoreboard * Delta. For
+ * these scoreboard related states, a MEDIA_STATE_FLUSH is sufficient."
+ *
+ * Earlier generations say "MI_FLUSH" instead of "stalling PIPE_CONTROL",
+ * but MI_FLUSH isn't really a thing, so we assume they meant PIPE_CONTROL.
+ */
+ brw_emit_pipe_control_flush(brw, PIPE_CONTROL_CS_STALL);
+
brw_batch_emit(brw, GENX(MEDIA_VFE_STATE), vfe) {
if (prog_data->total_scratch) {
- uint32_t bo_offset;
+ uint32_t per_thread_scratch_value;
if (GEN_GEN >= 8) {
/* Broadwell's Per Thread Scratch Space is in the range [0, 11]
* where 0 = 1k, 1 = 2k, 2 = 4k, ..., 11 = 2M.
*/
- bo_offset = ffs(stage_state->per_thread_scratch) - 11;
+ per_thread_scratch_value = ffs(stage_state->per_thread_scratch) - 11;
} else if (GEN_IS_HASWELL) {
/* Haswell's Per Thread Scratch Space is in the range [0, 10]
* where 0 = 2k, 1 = 4k, 2 = 8k, ..., 10 = 2M.
*/
- bo_offset = ffs(stage_state->per_thread_scratch) - 12;
+ per_thread_scratch_value = ffs(stage_state->per_thread_scratch) - 12;
} else {
/* Earlier platforms use the range [0, 11] to mean [1kB, 12kB]
* where 0 = 1kB, 1 = 2kB, 2 = 3kB, ..., 11 = 12kB.
*/
- bo_offset = stage_state->per_thread_scratch / 1024 - 1;
+ per_thread_scratch_value = stage_state->per_thread_scratch / 1024 - 1;
}
- vfe.ScratchSpaceBasePointer =
- rw_bo(stage_state->scratch_bo, bo_offset);
+ vfe.ScratchSpaceBasePointer = rw_32_bo(stage_state->scratch_bo, 0);
+ vfe.PerThreadScratchSpace = per_thread_scratch_value;
}
+ /* If brw->screen->subslice_total is greater than one, then
+ * devinfo->max_cs_threads stores number of threads per sub-slice;
+ * thus we need to multiply by that number by subslices to get
+ * the actual maximum number of threads; the -1 is because the HW
+ * has a bias of 1 (would not make sense to say the maximum number
+ * of threads is 0).
+ */
const uint32_t subslices = MAX2(brw->screen->subslice_total, 1);
vfe.MaximumNumberofThreads = devinfo->max_cs_threads * subslices - 1;
vfe.NumberofURBEntries = GEN_GEN >= 8 ? 2 : 0;
+#if GEN_GEN < 11
vfe.ResetGatewayTimer =
Resettingrelativetimerandlatchingtheglobaltimestamp;
+#endif
#if GEN_GEN < 9
vfe.BypassGatewayControl = BypassingOpenGatewayCloseGatewayprotocol;
#endif
.emit = genX(upload_cs_state)
};
+#define GPGPU_DISPATCHDIMX 0x2500
+#define GPGPU_DISPATCHDIMY 0x2504
+#define GPGPU_DISPATCHDIMZ 0x2508
+
+#define MI_PREDICATE_SRC0 0x2400
+#define MI_PREDICATE_SRC1 0x2408
+
+static void
+prepare_indirect_gpgpu_walker(struct brw_context *brw)
+{
+ GLintptr indirect_offset = brw->compute.num_work_groups_offset;
+ struct brw_bo *bo = brw->compute.num_work_groups_bo;
+
+ emit_lrm(brw, GPGPU_DISPATCHDIMX, ro_bo(bo, indirect_offset + 0));
+ emit_lrm(brw, GPGPU_DISPATCHDIMY, ro_bo(bo, indirect_offset + 4));
+ emit_lrm(brw, GPGPU_DISPATCHDIMZ, ro_bo(bo, indirect_offset + 8));
+
+#if GEN_GEN <= 7
+ /* Clear upper 32-bits of SRC0 and all 64-bits of SRC1 */
+ emit_lri(brw, MI_PREDICATE_SRC0 + 4, 0);
+ emit_lri(brw, MI_PREDICATE_SRC1 , 0);
+ emit_lri(brw, MI_PREDICATE_SRC1 + 4, 0);
+
+ /* Load compute_dispatch_indirect_x_size into SRC0 */
+ emit_lrm(brw, MI_PREDICATE_SRC0, ro_bo(bo, indirect_offset + 0));
+
+ /* predicate = (compute_dispatch_indirect_x_size == 0); */
+ brw_batch_emit(brw, GENX(MI_PREDICATE), mip) {
+ mip.LoadOperation = LOAD_LOAD;
+ mip.CombineOperation = COMBINE_SET;
+ mip.CompareOperation = COMPARE_SRCS_EQUAL;
+ }
+
+ /* Load compute_dispatch_indirect_y_size into SRC0 */
+ emit_lrm(brw, MI_PREDICATE_SRC0, ro_bo(bo, indirect_offset + 4));
+
+ /* predicate |= (compute_dispatch_indirect_y_size == 0); */
+ brw_batch_emit(brw, GENX(MI_PREDICATE), mip) {
+ mip.LoadOperation = LOAD_LOAD;
+ mip.CombineOperation = COMBINE_OR;
+ mip.CompareOperation = COMPARE_SRCS_EQUAL;
+ }
+
+ /* Load compute_dispatch_indirect_z_size into SRC0 */
+ emit_lrm(brw, MI_PREDICATE_SRC0, ro_bo(bo, indirect_offset + 8));
+
+ /* predicate |= (compute_dispatch_indirect_z_size == 0); */
+ brw_batch_emit(brw, GENX(MI_PREDICATE), mip) {
+ mip.LoadOperation = LOAD_LOAD;
+ mip.CombineOperation = COMBINE_OR;
+ mip.CompareOperation = COMPARE_SRCS_EQUAL;
+ }
+
+ /* predicate = !predicate; */
+#define COMPARE_FALSE 1
+ brw_batch_emit(brw, GENX(MI_PREDICATE), mip) {
+ mip.LoadOperation = LOAD_LOADINV;
+ mip.CombineOperation = COMBINE_OR;
+ mip.CompareOperation = COMPARE_FALSE;
+ }
+#endif
+}
+
+static void
+genX(emit_gpgpu_walker)(struct brw_context *brw)
+{
+ const struct brw_cs_prog_data *prog_data =
+ brw_cs_prog_data(brw->cs.base.prog_data);
+
+ const GLuint *num_groups = brw->compute.num_work_groups;
+
+ bool indirect = brw->compute.num_work_groups_bo != NULL;
+ if (indirect)
+ prepare_indirect_gpgpu_walker(brw);
+
+ const unsigned simd_size = prog_data->simd_size;
+ unsigned group_size = prog_data->local_size[0] *
+ prog_data->local_size[1] * prog_data->local_size[2];
+
+ uint32_t right_mask = 0xffffffffu >> (32 - simd_size);
+ const unsigned right_non_aligned = group_size & (simd_size - 1);
+ if (right_non_aligned != 0)
+ right_mask >>= (simd_size - right_non_aligned);
+
+ brw_batch_emit(brw, GENX(GPGPU_WALKER), ggw) {
+ ggw.IndirectParameterEnable = indirect;
+ ggw.PredicateEnable = GEN_GEN <= 7 && indirect;
+ ggw.SIMDSize = prog_data->simd_size / 16;
+ ggw.ThreadDepthCounterMaximum = 0;
+ ggw.ThreadHeightCounterMaximum = 0;
+ ggw.ThreadWidthCounterMaximum = prog_data->threads - 1;
+ ggw.ThreadGroupIDXDimension = num_groups[0];
+ ggw.ThreadGroupIDYDimension = num_groups[1];
+ ggw.ThreadGroupIDZDimension = num_groups[2];
+ ggw.RightExecutionMask = right_mask;
+ ggw.BottomExecutionMask = 0xffffffff;
+ }
+
+ brw_batch_emit(brw, GENX(MEDIA_STATE_FLUSH), msf);
+}
+
#endif
/* ---------------------------------------------------------------------- */
static void
genX(upload_raster)(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->ctx;
+ const struct gl_context *ctx = &brw->ctx;
/* _NEW_BUFFERS */
- bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer);
+ const bool flip_y = ctx->DrawBuffer->FlipY;
/* _NEW_POLYGON */
- struct gl_polygon_attrib *polygon = &ctx->Polygon;
+ const struct gl_polygon_attrib *polygon = &ctx->Polygon;
/* _NEW_POINT */
- struct gl_point_attrib *point = &ctx->Point;
+ const struct gl_point_attrib *point = &ctx->Point;
brw_batch_emit(brw, GENX(3DSTATE_RASTER), raster) {
- if (brw->polygon_front_bit == render_to_fbo)
+ if (brw->polygon_front_bit != flip_y)
raster.FrontWinding = CounterClockwise;
if (polygon->CullFlag) {
raster.ScissorRectangleEnable = ctx->Scissor.EnableFlags;
/* _NEW_TRANSFORM */
- if (!ctx->Transform.DepthClamp) {
+#if GEN_GEN < 9
+ if (!(ctx->Transform.DepthClampNear &&
+ ctx->Transform.DepthClampFar))
+ raster.ViewportZClipTestEnable = true;
+#endif
+
#if GEN_GEN >= 9
- raster.ViewportZFarClipTestEnable = true;
+ if (!ctx->Transform.DepthClampNear)
raster.ViewportZNearClipTestEnable = true;
-#else
- raster.ViewportZClipTestEnable = true;
+
+ if (!ctx->Transform.DepthClampFar)
+ raster.ViewportZFarClipTestEnable = true;
#endif
- }
/* BRW_NEW_CONSERVATIVE_RASTERIZATION */
#if GEN_GEN >= 9
dstA = fix_dual_blend_alpha_to_one(dstA);
}
- pb.ColorBufferBlendEnable = true;
+ /* BRW_NEW_FS_PROG_DATA */
+ const struct brw_wm_prog_data *wm_prog_data =
+ brw_wm_prog_data(brw->wm.base.prog_data);
+
+ /* The Dual Source Blending documentation says:
+ *
+ * "If SRC1 is included in a src/dst blend factor and
+ * a DualSource RT Write message is not used, results
+ * are UNDEFINED. (This reflects the same restriction in DX APIs,
+ * where undefined results are produced if “o1” is not written
+ * by a PS – there are no default values defined).
+ * If SRC1 is not included in a src/dst blend factor,
+ * dual source blending must be disabled."
+ *
+ * There is no way to gracefully fix this undefined situation
+ * so we just disable the blending to prevent possible issues.
+ */
+ pb.ColorBufferBlendEnable =
+ !color->Blend[0]._UsesDualSrc || wm_prog_data->dual_src_blend;
pb.SourceAlphaBlendFactor = brw_translate_blend_factor(srcA);
pb.DestinationAlphaBlendFactor = brw_translate_blend_factor(dstA);
pb.SourceBlendFactor = brw_translate_blend_factor(srcRGB);
_NEW_MULTISAMPLE,
.brw = BRW_NEW_BLORP |
BRW_NEW_CONTEXT |
- BRW_NEW_FRAGMENT_PROGRAM,
+ BRW_NEW_FRAGMENT_PROGRAM |
+ BRW_NEW_FS_PROG_DATA,
},
.emit = genX(upload_ps_blend)
};
* Emit a 3DSTATE_SAMPLER_STATE_POINTERS_{VS,HS,GS,DS,PS} packet.
*/
static void
-genX(emit_sampler_state_pointers_xs)(struct brw_context *brw,
- struct brw_stage_state *stage_state)
+genX(emit_sampler_state_pointers_xs)(MAYBE_UNUSED struct brw_context *brw,
+ MAYBE_UNUSED struct brw_stage_state *stage_state)
{
#if GEN_GEN >= 7
static const uint16_t packet_headers[] = {
static void
genX(upload_default_color)(struct brw_context *brw,
const struct gl_sampler_object *sampler,
- mesa_format format, GLenum base_format,
+ MAYBE_UNUSED mesa_format format, GLenum base_format,
bool is_integer_format, bool is_stencil_sampling,
uint32_t *sdc_offset)
{
}
static uint32_t
-translate_wrap_mode(struct brw_context *brw, GLenum wrap, bool using_nearest)
+translate_wrap_mode(GLenum wrap, MAYBE_UNUSED bool using_nearest)
{
switch (wrap) {
case GL_REPEAT:
mesa_format format, GLenum base_format,
const struct gl_texture_object *texObj,
const struct gl_sampler_object *sampler,
- uint32_t *sampler_state,
- uint32_t batch_offset_for_sampler_state)
+ uint32_t *sampler_state)
{
struct GENX(SAMPLER_STATE) samp_st = { 0 };
bool either_nearest =
sampler->MinFilter == GL_NEAREST || sampler->MagFilter == GL_NEAREST;
- unsigned wrap_s = translate_wrap_mode(brw, sampler->WrapS, either_nearest);
- unsigned wrap_t = translate_wrap_mode(brw, sampler->WrapT, either_nearest);
- unsigned wrap_r = translate_wrap_mode(brw, sampler->WrapR, either_nearest);
+ unsigned wrap_s = translate_wrap_mode(sampler->WrapS, either_nearest);
+ unsigned wrap_t = translate_wrap_mode(sampler->WrapT, either_nearest);
+ unsigned wrap_r = translate_wrap_mode(sampler->WrapR, either_nearest);
if (target == GL_TEXTURE_CUBE_MAP ||
target == GL_TEXTURE_CUBE_MAP_ARRAY) {
}
#if GEN_GEN < 6
samp_st.BorderColorPointer =
- ro_bo(brw->batch.state_bo, border_color_offset);
+ ro_bo(brw->batch.state.bo, border_color_offset);
#else
samp_st.BorderColorPointer = border_color_offset;
#endif
static void
update_sampler_state(struct brw_context *brw,
int unit,
- uint32_t *sampler_state,
- uint32_t batch_offset_for_sampler_state)
+ uint32_t *sampler_state)
{
struct gl_context *ctx = &brw->ctx;
const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
texUnit->LodBias,
firstImage->TexFormat, firstImage->_BaseFormat,
texObj, sampler,
- sampler_state, batch_offset_for_sampler_state);
+ sampler_state);
}
static void
32, &stage_state->sampler_offset);
/* memset(sampler_state, 0, sampler_count * size_in_bytes); */
- uint32_t batch_offset_for_sampler_state = stage_state->sampler_offset;
-
for (unsigned s = 0; s < sampler_count; s++) {
if (SamplersUsed & (1 << s)) {
const unsigned unit = prog->SamplerUnits[s];
if (ctx->Texture.Unit[unit]._Current) {
- update_sampler_state(brw, unit, sampler_state,
- batch_offset_for_sampler_state);
+ update_sampler_state(brw, unit, sampler_state);
}
}
sampler_state += dwords;
- batch_offset_for_sampler_state += size_in_bytes;
}
if (GEN_GEN >= 7 && stage_state->stage != MESA_SHADER_COMPUTE) {
&genX(scissor_state),
- &gen7_depthbuffer,
+ &brw_depthbuffer,
&genX(polygon_stipple),
&genX(polygon_stipple_offset),
&genX(scissor_state),
- &gen7_depthbuffer,
+ &brw_depthbuffer,
&genX(polygon_stipple),
&genX(polygon_stipple_offset),
compute_atoms, ARRAY_SIZE(compute_atoms));
brw->vtbl.emit_mi_report_perf_count = genX(emit_mi_report_perf_count);
+ brw->vtbl.emit_compute_walker = genX(emit_gpgpu_walker);
#endif
}
projects / mesa.git / blobdiff