#include "main/api_exec.h"
#include "main/imports.h"
#include "main/macros.h"
+#include "main/points.h"
#include "main/simple_list.h"
#include "main/version.h"
#include "main/vtxfmt.h"
#include "intel_fbo.h"
#include "intel_mipmap_tree.h"
#include "intel_regions.h"
-#include "intel_span.h"
#include "intel_tex.h"
#include "intel_tex_obj.h"
brw_query_samples_for_format(struct gl_context *ctx, GLenum target,
GLenum internalFormat, int samples[16])
{
- struct intel_context *intel = intel_context(ctx);
+ struct brw_context *brw = brw_context(ctx);
(void) target;
- switch (intel->gen) {
+ switch (brw->gen) {
case 7:
samples[0] = 8;
samples[1] = 4;
intelInitDriverFunctions( functions );
brwInitFragProgFuncs( functions );
- brw_init_queryobj_functions(functions);
+ brw_init_common_queryobj_functions(functions);
+ if (screen->gen >= 6)
+ gen6_init_queryobj_functions(functions);
+ else
+ gen4_init_queryobj_functions(functions);
functions->QuerySamplesForFormat = brw_query_samples_for_format;
- functions->BeginTransformFeedback = brw_begin_transform_feedback;
- if (screen->gen >= 7)
+ if (screen->gen >= 7) {
+ functions->BeginTransformFeedback = gen7_begin_transform_feedback;
functions->EndTransformFeedback = gen7_end_transform_feedback;
- else
+ } else {
+ functions->BeginTransformFeedback = brw_begin_transform_feedback;
functions->EndTransformFeedback = brw_end_transform_feedback;
+ }
if (screen->gen >= 6)
functions->GetSamplePosition = gen6_get_sample_position;
}
-bool
-brwCreateContext(int api,
- const struct gl_config *mesaVis,
- __DRIcontext *driContextPriv,
- unsigned major_version,
- unsigned minor_version,
- uint32_t flags,
- unsigned *error,
- void *sharedContextPrivate)
+static void
+brw_initialize_context_constants(struct brw_context *brw)
{
- __DRIscreen *sPriv = driContextPriv->driScreenPriv;
- struct intel_screen *screen = sPriv->driverPrivate;
- struct dd_function_table functions;
- unsigned i;
-
- struct brw_context *brw = rzalloc(NULL, struct brw_context);
- if (!brw) {
- printf("%s: failed to alloc context\n", __FUNCTION__);
- *error = __DRI_CTX_ERROR_NO_MEMORY;
- return false;
- }
-
- /* brwInitVtbl needs to know the chipset generation so that it can set the
- * right pointers.
- */
- brw->intel.gen = screen->gen;
-
- brwInitVtbl( brw );
-
- brwInitDriverFunctions(screen, &functions);
-
- struct intel_context *intel = &brw->intel;
- struct gl_context *ctx = &intel->ctx;
-
- if (!intelInitContext( intel, api, major_version, minor_version,
- mesaVis, driContextPriv,
- sharedContextPrivate, &functions,
- error)) {
- ralloc_free(brw);
- return false;
- }
+ struct gl_context *ctx = &brw->ctx;
- brw_init_surface_formats(brw);
-
- /* Initialize swrast, tnl driver tables: */
- intelInitSpanFuncs(ctx);
+ ctx->Const.QueryCounterBits.Timestamp = 36;
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- if (tnl)
- tnl->Driver.RunPipeline = _tnl_run_pipeline;
-
- ctx->DriverFlags.NewTransformFeedback = BRW_NEW_TRANSFORM_FEEDBACK;
- ctx->DriverFlags.NewRasterizerDiscard = BRW_NEW_RASTERIZER_DISCARD;
+ ctx->Const.StripTextureBorder = true;
ctx->Const.MaxDualSourceDrawBuffers = 1;
ctx->Const.MaxDrawBuffers = BRW_MAX_DRAW_BUFFERS;
- ctx->Const.MaxTextureImageUnits = BRW_MAX_TEX_UNIT;
+ ctx->Const.FragmentProgram.MaxTextureImageUnits = BRW_MAX_TEX_UNIT;
ctx->Const.MaxTextureCoordUnits = 8; /* Mesa limit */
- ctx->Const.MaxTextureUnits = MIN2(ctx->Const.MaxTextureCoordUnits,
- ctx->Const.MaxTextureImageUnits);
- ctx->Const.MaxVertexTextureImageUnits = BRW_MAX_TEX_UNIT;
+ ctx->Const.MaxTextureUnits =
+ MIN2(ctx->Const.MaxTextureCoordUnits,
+ ctx->Const.FragmentProgram.MaxTextureImageUnits);
+ ctx->Const.VertexProgram.MaxTextureImageUnits = BRW_MAX_TEX_UNIT;
ctx->Const.MaxCombinedTextureImageUnits =
- ctx->Const.MaxVertexTextureImageUnits +
- ctx->Const.MaxTextureImageUnits;
+ ctx->Const.VertexProgram.MaxTextureImageUnits +
+ ctx->Const.FragmentProgram.MaxTextureImageUnits;
ctx->Const.MaxTextureLevels = 14; /* 8192 */
if (ctx->Const.MaxTextureLevels > MAX_TEXTURE_LEVELS)
- ctx->Const.MaxTextureLevels = MAX_TEXTURE_LEVELS;
+ ctx->Const.MaxTextureLevels = MAX_TEXTURE_LEVELS;
ctx->Const.Max3DTextureLevels = 9;
ctx->Const.MaxCubeTextureLevels = 12;
- if (intel->gen >= 7)
+ if (brw->gen >= 7)
ctx->Const.MaxArrayTextureLayers = 2048;
else
ctx->Const.MaxArrayTextureLayers = 512;
- ctx->Const.MaxTextureRectSize = (1<<12);
+ ctx->Const.MaxTextureRectSize = 1 << 12;
ctx->Const.MaxTextureMaxAnisotropy = 16.0;
+ ctx->Const.MaxRenderbufferSize = 8192;
+
/* Hardware only supports a limited number of transform feedback buffers.
* So we need to override the Mesa default (which is based only on software
* limits).
ctx->Const.MaxTransformFeedbackSeparateComponents =
BRW_MAX_SOL_BINDINGS / BRW_MAX_SOL_BUFFERS;
- if (intel->gen == 6) {
+ if (brw->gen == 6) {
ctx->Const.MaxSamples = 4;
ctx->Const.MaxColorTextureSamples = 4;
ctx->Const.MaxDepthTextureSamples = 4;
ctx->Const.MaxIntegerSamples = 4;
- }
- else if (intel->gen >= 7) {
+ } else if (brw->gen >= 7) {
ctx->Const.MaxSamples = 8;
ctx->Const.MaxColorTextureSamples = 8;
ctx->Const.MaxDepthTextureSamples = 8;
ctx->Const.MaxIntegerSamples = 8;
}
- /* if conformance mode is set, swrast can handle any size AA point */
- ctx->Const.MaxPointSizeAA = 255.0;
+ ctx->Const.MinLineWidth = 1.0;
+ ctx->Const.MinLineWidthAA = 1.0;
+ ctx->Const.MaxLineWidth = 5.0;
+ ctx->Const.MaxLineWidthAA = 5.0;
+ ctx->Const.LineWidthGranularity = 0.5;
- /* We want the GLSL compiler to emit code that uses condition codes */
- for (i = 0; i <= MESA_SHADER_FRAGMENT; i++) {
- ctx->ShaderCompilerOptions[i].MaxIfDepth = intel->gen < 6 ? 16 : UINT_MAX;
- ctx->ShaderCompilerOptions[i].EmitCondCodes = true;
- ctx->ShaderCompilerOptions[i].EmitNoNoise = true;
- ctx->ShaderCompilerOptions[i].EmitNoMainReturn = true;
- ctx->ShaderCompilerOptions[i].EmitNoIndirectInput = true;
- ctx->ShaderCompilerOptions[i].EmitNoIndirectOutput = true;
+ ctx->Const.MinPointSize = 1.0;
+ ctx->Const.MinPointSizeAA = 1.0;
+ ctx->Const.MaxPointSize = 255.0;
+ ctx->Const.MaxPointSizeAA = 255.0;
+ ctx->Const.PointSizeGranularity = 1.0;
- ctx->ShaderCompilerOptions[i].EmitNoIndirectUniform =
- (i == MESA_SHADER_FRAGMENT);
- ctx->ShaderCompilerOptions[i].EmitNoIndirectTemp =
- (i == MESA_SHADER_FRAGMENT);
- ctx->ShaderCompilerOptions[i].LowerClipDistance = true;
- }
+ if (brw->gen >= 6)
+ ctx->Const.MaxClipPlanes = 8;
- ctx->Const.VertexProgram.MaxNativeInstructions = (16 * 1024);
+ ctx->Const.VertexProgram.MaxNativeInstructions = 16 * 1024;
ctx->Const.VertexProgram.MaxAluInstructions = 0;
ctx->Const.VertexProgram.MaxTexInstructions = 0;
ctx->Const.VertexProgram.MaxTexIndirections = 0;
MIN2(ctx->Const.VertexProgram.MaxNativeParameters,
ctx->Const.VertexProgram.MaxEnvParams);
- ctx->Const.FragmentProgram.MaxNativeInstructions = (1 * 1024);
- ctx->Const.FragmentProgram.MaxNativeAluInstructions = (1 * 1024);
- ctx->Const.FragmentProgram.MaxNativeTexInstructions = (1 * 1024);
- ctx->Const.FragmentProgram.MaxNativeTexIndirections = (1 * 1024);
+ ctx->Const.FragmentProgram.MaxNativeInstructions = 1024;
+ ctx->Const.FragmentProgram.MaxNativeAluInstructions = 1024;
+ ctx->Const.FragmentProgram.MaxNativeTexInstructions = 1024;
+ ctx->Const.FragmentProgram.MaxNativeTexIndirections = 1024;
ctx->Const.FragmentProgram.MaxNativeAttribs = 12;
ctx->Const.FragmentProgram.MaxNativeTemps = 256;
ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0;
ctx->Const.FragmentProgram.LowInt.RangeMin = 31;
ctx->Const.FragmentProgram.LowInt.RangeMax = 30;
ctx->Const.FragmentProgram.LowInt.Precision = 0;
- ctx->Const.FragmentProgram.HighInt = ctx->Const.FragmentProgram.MediumInt
- = ctx->Const.FragmentProgram.LowInt;
+ ctx->Const.FragmentProgram.HighInt = ctx->Const.FragmentProgram.LowInt;
+ ctx->Const.FragmentProgram.MediumInt = ctx->Const.FragmentProgram.LowInt;
/* Gen6 converts quads to polygon in beginning of 3D pipeline,
- but we're not sure how it's actually done for vertex order,
- that affect provoking vertex decision. Always use last vertex
- convention for quad primitive which works as expected for now. */
- if (intel->gen >= 6)
- ctx->Const.QuadsFollowProvokingVertexConvention = false;
+ * but we're not sure how it's actually done for vertex order,
+ * that affect provoking vertex decision. Always use last vertex
+ * convention for quad primitive which works as expected for now.
+ */
+ if (brw->gen >= 6)
+ ctx->Const.QuadsFollowProvokingVertexConvention = false;
- ctx->Const.QueryCounterBits.Timestamp = 36;
+ ctx->Const.NativeIntegers = true;
+ ctx->Const.UniformBooleanTrue = 1;
+ ctx->Const.UniformBufferOffsetAlignment = 16;
- if (intel->is_g4x || intel->gen >= 5) {
+ ctx->Const.ForceGLSLExtensionsWarn =
+ driQueryOptionb(&brw->optionCache, "force_glsl_extensions_warn");
+
+ ctx->Const.DisableGLSLLineContinuations =
+ driQueryOptionb(&brw->optionCache, "disable_glsl_line_continuations");
+
+ /* We want the GLSL compiler to emit code that uses condition codes */
+ for (int i = 0; i <= MESA_SHADER_FRAGMENT; i++) {
+ ctx->ShaderCompilerOptions[i].MaxIfDepth = brw->gen < 6 ? 16 : UINT_MAX;
+ ctx->ShaderCompilerOptions[i].EmitCondCodes = true;
+ ctx->ShaderCompilerOptions[i].EmitNoNoise = true;
+ ctx->ShaderCompilerOptions[i].EmitNoMainReturn = true;
+ ctx->ShaderCompilerOptions[i].EmitNoIndirectInput = true;
+ ctx->ShaderCompilerOptions[i].EmitNoIndirectOutput = true;
+
+ ctx->ShaderCompilerOptions[i].EmitNoIndirectUniform =
+ (i == MESA_SHADER_FRAGMENT);
+ ctx->ShaderCompilerOptions[i].EmitNoIndirectTemp =
+ (i == MESA_SHADER_FRAGMENT);
+ ctx->ShaderCompilerOptions[i].LowerClipDistance = true;
+ }
+
+ ctx->ShaderCompilerOptions[MESA_SHADER_VERTEX].PreferDP4 = true;
+}
+
+bool
+brwCreateContext(int api,
+ const struct gl_config *mesaVis,
+ __DRIcontext *driContextPriv,
+ unsigned major_version,
+ unsigned minor_version,
+ uint32_t flags,
+ unsigned *error,
+ void *sharedContextPrivate)
+{
+ __DRIscreen *sPriv = driContextPriv->driScreenPriv;
+ struct intel_screen *screen = sPriv->driverPrivate;
+ struct dd_function_table functions;
+
+ struct brw_context *brw = rzalloc(NULL, struct brw_context);
+ if (!brw) {
+ printf("%s: failed to alloc context\n", __FUNCTION__);
+ *error = __DRI_CTX_ERROR_NO_MEMORY;
+ return false;
+ }
+
+ /* brwInitVtbl needs to know the chipset generation so that it can set the
+ * right pointers.
+ */
+ brw->gen = screen->gen;
+
+ brwInitVtbl( brw );
+
+ brwInitDriverFunctions(screen, &functions);
+
+ struct gl_context *ctx = &brw->ctx;
+
+ if (!intelInitContext( brw, api, major_version, minor_version,
+ mesaVis, driContextPriv,
+ sharedContextPrivate, &functions,
+ error)) {
+ ralloc_free(brw);
+ return false;
+ }
+
+ brw_initialize_context_constants(brw);
+
+ /* Reinitialize the context point state. It depends on ctx->Const values. */
+ _mesa_init_point(ctx);
+
+ if (brw->gen >= 6) {
+ /* Create a new hardware context. Using a hardware context means that
+ * our GPU state will be saved/restored on context switch, allowing us
+ * to assume that the GPU is in the same state we left it in.
+ *
+ * This is required for transform feedback buffer offsets, query objects,
+ * and also allows us to reduce how much state we have to emit.
+ */
+ brw->hw_ctx = drm_intel_gem_context_create(brw->bufmgr);
+
+ if (!brw->hw_ctx) {
+ fprintf(stderr, "Gen6+ requires Kernel 3.6 or later.\n");
+ ralloc_free(brw);
+ return false;
+ }
+ }
+
+ brw_init_surface_formats(brw);
+
+ /* Initialize swrast, tnl driver tables: */
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ if (tnl)
+ tnl->Driver.RunPipeline = _tnl_run_pipeline;
+
+ ctx->DriverFlags.NewTransformFeedback = BRW_NEW_TRANSFORM_FEEDBACK;
+ ctx->DriverFlags.NewRasterizerDiscard = BRW_NEW_RASTERIZER_DISCARD;
+ ctx->DriverFlags.NewUniformBuffer = BRW_NEW_UNIFORM_BUFFER;
+
+ if (brw->is_g4x || brw->gen >= 5) {
brw->CMD_VF_STATISTICS = GM45_3DSTATE_VF_STATISTICS;
brw->CMD_PIPELINE_SELECT = CMD_PIPELINE_SELECT_GM45;
brw->has_surface_tile_offset = true;
- if (intel->gen < 6)
+ if (brw->gen < 6)
brw->has_compr4 = true;
brw->has_aa_line_parameters = true;
brw->has_pln = true;
}
/* WM maximum threads is number of EUs times number of threads per EU. */
- assert(intel->gen <= 7);
+ assert(brw->gen <= 7);
- if (intel->is_haswell) {
- if (intel->gt == 1) {
+ if (brw->is_haswell) {
+ if (brw->gt == 1) {
brw->max_wm_threads = 102;
brw->max_vs_threads = 70;
brw->urb.size = 128;
brw->urb.max_vs_entries = 640;
brw->urb.max_gs_entries = 256;
- } else if (intel->gt == 2) {
+ } else if (brw->gt == 2) {
brw->max_wm_threads = 204;
brw->max_vs_threads = 280;
brw->urb.size = 256;
brw->urb.max_vs_entries = 1664;
brw->urb.max_gs_entries = 640;
+ } else if (brw->gt == 3) {
+ brw->max_wm_threads = 408;
+ brw->max_vs_threads = 280;
+ brw->urb.size = 512;
+ brw->urb.max_vs_entries = 1664;
+ brw->urb.max_gs_entries = 640;
}
- } else if (intel->gen == 7) {
- if (intel->gt == 1) {
+ } else if (brw->gen == 7) {
+ if (brw->gt == 1) {
brw->max_wm_threads = 48;
brw->max_vs_threads = 36;
brw->max_gs_threads = 36;
brw->urb.size = 128;
brw->urb.max_vs_entries = 512;
brw->urb.max_gs_entries = 192;
- } else if (intel->gt == 2) {
+ } else if (brw->gt == 2) {
brw->max_wm_threads = 172;
brw->max_vs_threads = 128;
brw->max_gs_threads = 128;
} else {
assert(!"Unknown gen7 device.");
}
- } else if (intel->gen == 6) {
- if (intel->gt == 2) {
+ } else if (brw->gen == 6) {
+ if (brw->gt == 2) {
brw->max_wm_threads = 80;
brw->max_vs_threads = 60;
brw->max_gs_threads = 60;
brw->urb.max_gs_entries = 256;
}
brw->urb.gen6_gs_previously_active = false;
- } else if (intel->gen == 5) {
+ } else if (brw->gen == 5) {
brw->urb.size = 1024;
brw->max_vs_threads = 72;
brw->max_gs_threads = 32;
brw->max_wm_threads = 12 * 6;
- } else if (intel->is_g4x) {
+ } else if (brw->is_g4x) {
brw->urb.size = 384;
brw->max_vs_threads = 32;
brw->max_gs_threads = 2;
brw->max_wm_threads = 10 * 5;
- } else if (intel->gen < 6) {
+ } else if (brw->gen < 6) {
brw->urb.size = 256;
brw->max_vs_threads = 16;
brw->max_gs_threads = 2;
brw->has_negative_rhw_bug = true;
}
- if (intel->gen <= 7) {
+ if (brw->gen <= 7) {
brw->needs_unlit_centroid_workaround = true;
}
brw->prim_restart.in_progress = false;
brw->prim_restart.enable_cut_index = false;
- intel->hw_ctx = drm_intel_gem_context_create(intel->bufmgr);
brw_init_state( brw );
brw->emit_state_always = 0;
- intel->batch.need_workaround_flush = true;
+ brw->batch.need_workaround_flush = true;
ctx->VertexProgram._MaintainTnlProgram = true;
ctx->FragmentProgram._MaintainTexEnvProgram = true;
brw_draw_init( brw );
- brw->precompile = driQueryOptionb(&intel->optionCache, "shader_precompile");
-
- ctx->Const.NativeIntegers = true;
- ctx->Const.UniformBooleanTrue = 1;
- ctx->Const.UniformBufferOffsetAlignment = 16;
-
- ctx->Const.ForceGLSLExtensionsWarn = driQueryOptionb(&intel->optionCache, "force_glsl_extensions_warn");
-
- ctx->Const.DisableGLSLLineContinuations = driQueryOptionb(&intel->optionCache, "disable_glsl_line_continuations");
+ brw->precompile = driQueryOptionb(&brw->optionCache, "shader_precompile");
ctx->Const.ContextFlags = 0;
if ((flags & __DRI_CTX_FLAG_FORWARD_COMPATIBLE) != 0)
ctx->Const.ContextFlags |= GL_CONTEXT_FLAG_DEBUG_BIT;
/* Turn on some extra GL_ARB_debug_output generation. */
- intel->perf_debug = true;
+ brw->perf_debug = true;
}
brw_fs_alloc_reg_sets(brw);
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