1299 lines
38 KiB
C
1299 lines
38 KiB
C
/**************************************************************************
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*
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* Copyright 2003 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include <errno.h>
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#include <time.h>
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#include <unistd.h>
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#include "drm-uapi/drm_fourcc.h"
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#include "main/glheader.h"
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#include "main/context.h"
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#include "main/framebuffer.h"
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#include "main/renderbuffer.h"
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#include "main/texobj.h"
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#include "main/hash.h"
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#include "main/fbobject.h"
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#include "main/version.h"
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#include "swrast/s_renderbuffer.h"
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#include "utils.h"
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#include "util/debug.h"
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#include "util/driconf.h"
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#include "util/u_memory.h"
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static const driOptionDescription i915_driconf[] = {
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DRI_CONF_SECTION_PERFORMANCE
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/* Options correspond to DRI_CONF_BO_REUSE_DISABLED,
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* DRI_CONF_BO_REUSE_ALL
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*/
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DRI_CONF_OPT_E(bo_reuse, 1, 0, 1,
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"Buffer object reuse",
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DRI_CONF_ENUM(0, "Disable buffer object reuse")
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DRI_CONF_ENUM(1, "Enable reuse of all sizes of buffer objects"))
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DRI_CONF_OPT_B(fragment_shader, true,
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"Enable limited ARB_fragment_shader support on 915/945.")
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DRI_CONF_SECTION_END
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DRI_CONF_SECTION_QUALITY
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DRI_CONF_SECTION_END
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DRI_CONF_SECTION_DEBUG
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DRI_CONF_ALWAYS_FLUSH_BATCH(false)
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DRI_CONF_ALWAYS_FLUSH_CACHE(false)
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DRI_CONF_DISABLE_THROTTLING(false)
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DRI_CONF_FORCE_GLSL_EXTENSIONS_WARN(false)
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DRI_CONF_DISABLE_GLSL_LINE_CONTINUATIONS(false)
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DRI_CONF_DISABLE_BLEND_FUNC_EXTENDED(false)
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DRI_CONF_OPT_B(stub_occlusion_query, false, "Enable stub ARB_occlusion_query support on 915/945.")
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DRI_CONF_OPT_B(shader_precompile, true, "Perform code generation at shader link time.")
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DRI_CONF_SECTION_END
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};
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static char *
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i915_driconf_get_xml(const char *driver_name)
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{
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return driGetOptionsXml(i915_driconf, ARRAY_SIZE(i915_driconf));
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}
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static const __DRIconfigOptionsExtension i915_config_options = {
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.base = { __DRI_CONFIG_OPTIONS, 2 },
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.xml = NULL,
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.getXml = i915_driconf_get_xml,
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};
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#include "intel_batchbuffer.h"
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#include "intel_buffers.h"
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#include "intel_bufmgr.h"
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#include "intel_chipset.h"
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#include "intel_fbo.h"
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#include "intel_mipmap_tree.h"
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#include "intel_screen.h"
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#include "intel_tex.h"
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#include "intel_regions.h"
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#include "drm-uapi/i915_drm.h"
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/**
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* For debugging purposes, this returns a time in seconds.
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*/
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double
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get_time(void)
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{
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struct timespec tp;
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clock_gettime(CLOCK_MONOTONIC, &tp);
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return tp.tv_sec + tp.tv_nsec / 1000000000.0;
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}
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void
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aub_dump_bmp(struct gl_context *ctx)
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{
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struct gl_framebuffer *fb = ctx->DrawBuffer;
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for (int i = 0; i < fb->_NumColorDrawBuffers; i++) {
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struct intel_renderbuffer *irb =
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intel_renderbuffer(fb->_ColorDrawBuffers[i]);
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if (irb && irb->mt) {
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enum aub_dump_bmp_format format;
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switch (irb->Base.Base.Format) {
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case MESA_FORMAT_B8G8R8A8_UNORM:
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case MESA_FORMAT_B8G8R8X8_UNORM:
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format = AUB_DUMP_BMP_FORMAT_ARGB_8888;
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break;
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default:
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continue;
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}
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assert(irb->mt->region->pitch % irb->mt->region->cpp == 0);
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drm_intel_gem_bo_aub_dump_bmp(irb->mt->region->bo,
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irb->draw_x,
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irb->draw_y,
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irb->Base.Base.Width,
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irb->Base.Base.Height,
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format,
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irb->mt->region->pitch,
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0);
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}
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}
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}
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static const __DRItexBufferExtension intelTexBufferExtension = {
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.base = { __DRI_TEX_BUFFER, 3 },
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.setTexBuffer = intelSetTexBuffer,
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.setTexBuffer2 = intelSetTexBuffer2,
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.releaseTexBuffer = NULL,
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};
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static void
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intelDRI2FlushWithFlags(__DRIcontext *context,
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__DRIdrawable *drawable,
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unsigned flags,
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enum __DRI2throttleReason reason)
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{
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struct intel_context *intel = context->driverPrivate;
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if (intel == NULL)
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return;
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struct gl_context *ctx = &intel->ctx;
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INTEL_FIREVERTICES(intel);
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if (reason == __DRI2_THROTTLE_SWAPBUFFER ||
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reason == __DRI2_THROTTLE_FLUSHFRONT)
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intel->need_throttle = true;
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if (intel->batch.used)
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intel_batchbuffer_flush(intel);
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if (INTEL_DEBUG & DEBUG_AUB) {
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aub_dump_bmp(ctx);
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}
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}
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static void
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intelDRI2Flush(__DRIdrawable *drawable)
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{
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intelDRI2FlushWithFlags(drawable->driContextPriv, drawable,
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__DRI2_FLUSH_DRAWABLE,
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__DRI2_THROTTLE_SWAPBUFFER);
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}
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static const struct __DRI2flushExtensionRec intelFlushExtension = {
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.base = { __DRI2_FLUSH, 4 },
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.flush = intelDRI2Flush,
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.invalidate = dri2InvalidateDrawable,
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.flush_with_flags = intelDRI2FlushWithFlags,
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};
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static struct intel_image_format intel_image_formats[] = {
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{ DRM_FORMAT_ARGB8888, __DRI_IMAGE_COMPONENTS_RGBA, 1,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } },
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{ __DRI_IMAGE_FOURCC_SARGB8888, __DRI_IMAGE_COMPONENTS_RGBA, 1,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_SARGB8, 4 } } },
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{ DRM_FORMAT_XRGB8888, __DRI_IMAGE_COMPONENTS_RGB, 1,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_XRGB8888, 4 }, } },
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{ DRM_FORMAT_YUV410, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 2, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 } } },
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{ DRM_FORMAT_YUV411, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 2, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 } } },
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{ DRM_FORMAT_YUV420, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 2, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 } } },
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{ DRM_FORMAT_YUV422, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 2, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 } } },
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{ DRM_FORMAT_YUV444, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 2, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 } } },
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{ DRM_FORMAT_NV12, __DRI_IMAGE_COMPONENTS_Y_UV, 2,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 1, 1, __DRI_IMAGE_FORMAT_GR88, 2 } } },
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{ DRM_FORMAT_NV16, __DRI_IMAGE_COMPONENTS_Y_UV, 2,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
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{ 1, 1, 0, __DRI_IMAGE_FORMAT_GR88, 2 } } },
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/* For YUYV and UYVY buffers, we set up two overlapping DRI images
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* and treat them as planar buffers in the compositors.
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* Plane 0 is GR88 and samples YU or YV pairs and places Y into
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* the R component, while plane 1 is ARGB/ABGR and samples YUYV/UYVY
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* clusters and places pairs and places U into the G component and
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* V into A. This lets the texture sampler interpolate the Y
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* components correctly when sampling from plane 0, and interpolate
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* U and V correctly when sampling from plane 1. */
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{ DRM_FORMAT_YUYV, __DRI_IMAGE_COMPONENTS_Y_XUXV, 2,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 },
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{ 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } },
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{ DRM_FORMAT_UYVY, __DRI_IMAGE_COMPONENTS_Y_UXVX, 2,
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{ { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 },
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{ 0, 1, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } }
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};
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static __DRIimage *
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intel_allocate_image(int dri_format, void *loaderPrivate)
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{
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__DRIimage *image;
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image = calloc(1, sizeof *image);
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if (image == NULL)
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return NULL;
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image->dri_format = dri_format;
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image->offset = 0;
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image->format = driImageFormatToGLFormat(dri_format);
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if (dri_format != __DRI_IMAGE_FORMAT_NONE &&
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image->format == MESA_FORMAT_NONE) {
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free(image);
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return NULL;
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}
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image->internal_format = _mesa_get_format_base_format(image->format);
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image->data = loaderPrivate;
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return image;
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}
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/**
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* Sets up a DRIImage structure to point to our shared image in a region
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*/
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static void
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intel_setup_image_from_mipmap_tree(struct intel_context *intel, __DRIimage *image,
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struct intel_mipmap_tree *mt, GLuint level,
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GLuint zoffset)
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{
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unsigned int draw_x, draw_y;
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uint32_t mask_x, mask_y;
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intel_miptree_check_level_layer(mt, level, zoffset);
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intel_region_get_tile_masks(mt->region, &mask_x, &mask_y);
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intel_miptree_get_image_offset(mt, level, zoffset, &draw_x, &draw_y);
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image->width = mt->level[level].width;
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image->height = mt->level[level].height;
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image->tile_x = draw_x & mask_x;
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image->tile_y = draw_y & mask_y;
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image->offset = intel_region_get_aligned_offset(mt->region,
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draw_x & ~mask_x,
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draw_y & ~mask_y);
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intel_region_reference(&image->region, mt->region);
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}
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static void
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intel_setup_image_from_dimensions(__DRIimage *image)
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{
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image->width = image->region->width;
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image->height = image->region->height;
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image->tile_x = 0;
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image->tile_y = 0;
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}
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static __DRIimage *
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intel_create_image_from_name(__DRIscreen *screen,
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int width, int height, int format,
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int name, int pitch, void *loaderPrivate)
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{
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struct intel_screen *intelScreen = screen->driverPrivate;
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__DRIimage *image;
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int cpp;
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image = intel_allocate_image(format, loaderPrivate);
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if (image == NULL)
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return NULL;
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if (image->format == MESA_FORMAT_NONE)
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cpp = 1;
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else
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cpp = _mesa_get_format_bytes(image->format);
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image->region = intel_region_alloc_for_handle(intelScreen,
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cpp, width, height,
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pitch * cpp, name, "image");
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if (image->region == NULL) {
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free(image);
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return NULL;
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}
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intel_setup_image_from_dimensions(image);
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return image;
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}
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static __DRIimage *
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intel_create_image_from_renderbuffer(__DRIcontext *context,
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int renderbuffer, void *loaderPrivate)
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{
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__DRIimage *image;
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struct intel_context *intel = context->driverPrivate;
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struct gl_renderbuffer *rb;
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struct intel_renderbuffer *irb;
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rb = _mesa_lookup_renderbuffer(&intel->ctx, renderbuffer);
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if (!rb) {
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_mesa_error(&intel->ctx,
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GL_INVALID_OPERATION, "glRenderbufferExternalMESA");
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return NULL;
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}
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irb = intel_renderbuffer(rb);
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image = calloc(1, sizeof *image);
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if (image == NULL)
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return NULL;
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image->internal_format = rb->InternalFormat;
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image->format = rb->Format;
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image->offset = 0;
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image->data = loaderPrivate;
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intel_region_reference(&image->region, irb->mt->region);
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intel_setup_image_from_dimensions(image);
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image->dri_format = driGLFormatToImageFormat(image->format);
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rb->NeedsFinishRenderTexture = true;
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return image;
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}
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static __DRIimage *
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intel_create_image_from_texture(__DRIcontext *context, int target,
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unsigned texture, int zoffset,
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int level,
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unsigned *error,
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void *loaderPrivate)
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{
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__DRIimage *image;
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struct intel_context *intel = context->driverPrivate;
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struct gl_texture_object *obj;
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struct intel_texture_object *iobj;
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GLuint face = 0;
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obj = _mesa_lookup_texture(&intel->ctx, texture);
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if (!obj || obj->Target != target) {
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*error = __DRI_IMAGE_ERROR_BAD_PARAMETER;
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return NULL;
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}
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if (target == GL_TEXTURE_CUBE_MAP)
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face = zoffset;
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_mesa_test_texobj_completeness(&intel->ctx, obj);
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iobj = intel_texture_object(obj);
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if (!obj->_BaseComplete || (level > 0 && !obj->_MipmapComplete)) {
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*error = __DRI_IMAGE_ERROR_BAD_PARAMETER;
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return NULL;
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}
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if (level < obj->Attrib.BaseLevel || level > obj->_MaxLevel) {
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*error = __DRI_IMAGE_ERROR_BAD_MATCH;
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return NULL;
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}
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if (target == GL_TEXTURE_3D && obj->Image[face][level]->Depth < zoffset) {
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*error = __DRI_IMAGE_ERROR_BAD_MATCH;
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return NULL;
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}
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image = calloc(1, sizeof *image);
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if (image == NULL) {
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*error = __DRI_IMAGE_ERROR_BAD_ALLOC;
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return NULL;
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}
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image->internal_format = obj->Image[face][level]->InternalFormat;
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image->format = obj->Image[face][level]->TexFormat;
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image->data = loaderPrivate;
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intel_setup_image_from_mipmap_tree(intel, image, iobj->mt, level, zoffset);
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image->dri_format = driGLFormatToImageFormat(image->format);
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if (image->dri_format == __DRI_IMAGE_FORMAT_NONE) {
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*error = __DRI_IMAGE_ERROR_BAD_PARAMETER;
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free(image);
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return NULL;
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}
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*error = __DRI_IMAGE_ERROR_SUCCESS;
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return image;
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}
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static void
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intel_destroy_image(__DRIimage *image)
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{
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intel_region_release(&image->region);
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free(image);
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}
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static __DRIimage *
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intel_create_image(__DRIscreen *screen,
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int width, int height, int format,
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unsigned int use,
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void *loaderPrivate)
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{
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__DRIimage *image;
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struct intel_screen *intelScreen = screen->driverPrivate;
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uint32_t tiling;
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int cpp;
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tiling = I915_TILING_X;
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if (use & __DRI_IMAGE_USE_CURSOR) {
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if (width != 64 || height != 64)
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return NULL;
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tiling = I915_TILING_NONE;
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}
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|
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if (use & __DRI_IMAGE_USE_LINEAR)
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tiling = I915_TILING_NONE;
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|
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image = intel_allocate_image(format, loaderPrivate);
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if (image == NULL)
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return NULL;
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cpp = _mesa_get_format_bytes(image->format);
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image->region =
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intel_region_alloc(intelScreen, tiling, cpp, width, height, true);
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if (image->region == NULL) {
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free(image);
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return NULL;
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}
|
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|
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intel_setup_image_from_dimensions(image);
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|
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return image;
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}
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|
|
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static GLboolean
|
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intel_query_image(__DRIimage *image, int attrib, int *value)
|
|
{
|
|
switch (attrib) {
|
|
case __DRI_IMAGE_ATTRIB_STRIDE:
|
|
*value = image->region->pitch;
|
|
return true;
|
|
case __DRI_IMAGE_ATTRIB_HANDLE:
|
|
*value = image->region->bo->handle;
|
|
return true;
|
|
case __DRI_IMAGE_ATTRIB_NAME:
|
|
return intel_region_flink(image->region, (uint32_t *) value);
|
|
case __DRI_IMAGE_ATTRIB_FORMAT:
|
|
*value = image->dri_format;
|
|
return true;
|
|
case __DRI_IMAGE_ATTRIB_WIDTH:
|
|
*value = image->region->width;
|
|
return true;
|
|
case __DRI_IMAGE_ATTRIB_HEIGHT:
|
|
*value = image->region->height;
|
|
return true;
|
|
case __DRI_IMAGE_ATTRIB_COMPONENTS:
|
|
if (image->planar_format == NULL)
|
|
return false;
|
|
*value = image->planar_format->components;
|
|
return true;
|
|
case __DRI_IMAGE_ATTRIB_FD:
|
|
return !drm_intel_bo_gem_export_to_prime(image->region->bo, value);
|
|
case __DRI_IMAGE_ATTRIB_OFFSET:
|
|
*value = image->offset;
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static __DRIimage *
|
|
intel_dup_image(__DRIimage *orig_image, void *loaderPrivate)
|
|
{
|
|
__DRIimage *image;
|
|
|
|
image = calloc(1, sizeof *image);
|
|
if (image == NULL)
|
|
return NULL;
|
|
|
|
intel_region_reference(&image->region, orig_image->region);
|
|
if (image->region == NULL) {
|
|
free(image);
|
|
return NULL;
|
|
}
|
|
|
|
image->internal_format = orig_image->internal_format;
|
|
image->planar_format = orig_image->planar_format;
|
|
image->dri_format = orig_image->dri_format;
|
|
image->format = orig_image->format;
|
|
image->offset = orig_image->offset;
|
|
image->width = orig_image->width;
|
|
image->height = orig_image->height;
|
|
image->tile_x = orig_image->tile_x;
|
|
image->tile_y = orig_image->tile_y;
|
|
image->data = loaderPrivate;
|
|
|
|
memcpy(image->strides, orig_image->strides, sizeof(image->strides));
|
|
memcpy(image->offsets, orig_image->offsets, sizeof(image->offsets));
|
|
|
|
return image;
|
|
}
|
|
|
|
static GLboolean
|
|
intel_validate_usage(__DRIimage *image, unsigned int use)
|
|
{
|
|
if (use & __DRI_IMAGE_USE_CURSOR) {
|
|
if (image->region->width != 64 || image->region->height != 64)
|
|
return GL_FALSE;
|
|
}
|
|
|
|
return GL_TRUE;
|
|
}
|
|
|
|
static __DRIimage *
|
|
intel_create_image_from_names(__DRIscreen *screen,
|
|
int width, int height, int fourcc,
|
|
int *names, int num_names,
|
|
int *strides, int *offsets,
|
|
void *loaderPrivate)
|
|
{
|
|
struct intel_image_format *f = NULL;
|
|
__DRIimage *image;
|
|
int i, index;
|
|
|
|
if (screen == NULL || names == NULL || num_names != 1)
|
|
return NULL;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(intel_image_formats); i++) {
|
|
if (intel_image_formats[i].fourcc == fourcc) {
|
|
f = &intel_image_formats[i];
|
|
}
|
|
}
|
|
|
|
if (f == NULL)
|
|
return NULL;
|
|
|
|
image = intel_create_image_from_name(screen, width, height,
|
|
__DRI_IMAGE_FORMAT_NONE,
|
|
names[0], strides[0],
|
|
loaderPrivate);
|
|
|
|
if (image == NULL)
|
|
return NULL;
|
|
|
|
image->planar_format = f;
|
|
for (i = 0; i < f->nplanes; i++) {
|
|
index = f->planes[i].buffer_index;
|
|
image->offsets[index] = offsets[index];
|
|
image->strides[index] = strides[index];
|
|
}
|
|
|
|
return image;
|
|
}
|
|
|
|
static __DRIimage *
|
|
intel_create_image_from_fds(__DRIscreen *screen,
|
|
int width, int height, int fourcc,
|
|
int *fds, int num_fds, int *strides, int *offsets,
|
|
void *loaderPrivate)
|
|
{
|
|
struct intel_screen *intelScreen = screen->driverPrivate;
|
|
struct intel_image_format *f = NULL;
|
|
__DRIimage *image;
|
|
int i, index;
|
|
|
|
if (fds == NULL || num_fds != 1)
|
|
return NULL;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(intel_image_formats); i++) {
|
|
if (intel_image_formats[i].fourcc == fourcc) {
|
|
f = &intel_image_formats[i];
|
|
}
|
|
}
|
|
|
|
if (f == NULL)
|
|
return NULL;
|
|
|
|
image = intel_allocate_image(__DRI_IMAGE_FORMAT_NONE, loaderPrivate);
|
|
if (image == NULL)
|
|
return NULL;
|
|
|
|
image->region = intel_region_alloc_for_fd(intelScreen,
|
|
f->planes[0].cpp, width, height, strides[0],
|
|
height * strides[0], fds[0], "image");
|
|
if (image->region == NULL) {
|
|
free(image);
|
|
return NULL;
|
|
}
|
|
|
|
intel_setup_image_from_dimensions(image);
|
|
|
|
image->planar_format = f;
|
|
for (i = 0; i < f->nplanes; i++) {
|
|
index = f->planes[i].buffer_index;
|
|
image->offsets[index] = offsets[index];
|
|
image->strides[index] = strides[index];
|
|
}
|
|
|
|
return image;
|
|
}
|
|
|
|
|
|
static __DRIimage *
|
|
intel_from_planar(__DRIimage *parent, int plane, void *loaderPrivate)
|
|
{
|
|
int width, height, offset, stride, dri_format, index;
|
|
struct intel_image_format *f;
|
|
uint32_t mask_x, mask_y;
|
|
__DRIimage *image;
|
|
|
|
if (parent == NULL || parent->planar_format == NULL)
|
|
return NULL;
|
|
|
|
f = parent->planar_format;
|
|
|
|
if (plane >= f->nplanes)
|
|
return NULL;
|
|
|
|
width = parent->region->width >> f->planes[plane].width_shift;
|
|
height = parent->region->height >> f->planes[plane].height_shift;
|
|
dri_format = f->planes[plane].dri_format;
|
|
index = f->planes[plane].buffer_index;
|
|
offset = parent->offsets[index];
|
|
stride = parent->strides[index];
|
|
|
|
image = intel_allocate_image(dri_format, loaderPrivate);
|
|
if (image == NULL)
|
|
return NULL;
|
|
|
|
if (offset + height * stride > parent->region->bo->size) {
|
|
_mesa_warning(NULL, "intel_create_sub_image: subimage out of bounds");
|
|
free(image);
|
|
return NULL;
|
|
}
|
|
|
|
image->region = calloc(sizeof(*image->region), 1);
|
|
if (image->region == NULL) {
|
|
free(image);
|
|
return NULL;
|
|
}
|
|
|
|
image->region->cpp = _mesa_get_format_bytes(image->format);
|
|
image->region->width = width;
|
|
image->region->height = height;
|
|
image->region->pitch = stride;
|
|
image->region->refcount = 1;
|
|
image->region->bo = parent->region->bo;
|
|
drm_intel_bo_reference(image->region->bo);
|
|
image->region->tiling = parent->region->tiling;
|
|
image->offset = offset;
|
|
intel_setup_image_from_dimensions(image);
|
|
|
|
intel_region_get_tile_masks(image->region, &mask_x, &mask_y);
|
|
if (offset & mask_x)
|
|
_mesa_warning(NULL,
|
|
"intel_create_sub_image: offset not on tile boundary");
|
|
|
|
return image;
|
|
}
|
|
|
|
static const __DRIimageExtension intelImageExtension = {
|
|
.base = { __DRI_IMAGE, 7 },
|
|
|
|
.createImageFromName = intel_create_image_from_name,
|
|
.createImageFromRenderbuffer = intel_create_image_from_renderbuffer,
|
|
.destroyImage = intel_destroy_image,
|
|
.createImage = intel_create_image,
|
|
.queryImage = intel_query_image,
|
|
.dupImage = intel_dup_image,
|
|
.validateUsage = intel_validate_usage,
|
|
.createImageFromNames = intel_create_image_from_names,
|
|
.fromPlanar = intel_from_planar,
|
|
.createImageFromTexture = intel_create_image_from_texture,
|
|
.createImageFromFds = intel_create_image_from_fds
|
|
};
|
|
|
|
static int
|
|
i915_query_renderer_integer(__DRIscreen *psp, int param, unsigned int *value)
|
|
{
|
|
const struct intel_screen *const intelScreen =
|
|
(struct intel_screen *) psp->driverPrivate;
|
|
|
|
switch (param) {
|
|
case __DRI2_RENDERER_VENDOR_ID:
|
|
value[0] = 0x8086;
|
|
return 0;
|
|
case __DRI2_RENDERER_DEVICE_ID:
|
|
value[0] = intelScreen->deviceID;
|
|
return 0;
|
|
case __DRI2_RENDERER_ACCELERATED:
|
|
value[0] = 1;
|
|
return 0;
|
|
case __DRI2_RENDERER_VIDEO_MEMORY: {
|
|
/* Once a batch uses more than 75% of the maximum mappable size, we
|
|
* assume that there's some fragmentation, and we start doing extra
|
|
* flushing, etc. That's the big cliff apps will care about.
|
|
*/
|
|
size_t aper_size;
|
|
size_t mappable_size;
|
|
|
|
drm_intel_get_aperture_sizes(psp->fd, &mappable_size, &aper_size);
|
|
|
|
const unsigned gpu_mappable_megabytes =
|
|
(aper_size / (1024 * 1024)) * 3 / 4;
|
|
|
|
const long system_memory_pages = sysconf(_SC_PHYS_PAGES);
|
|
const long system_page_size = sysconf(_SC_PAGE_SIZE);
|
|
|
|
if (system_memory_pages <= 0 || system_page_size <= 0)
|
|
return -1;
|
|
|
|
const uint64_t system_memory_bytes = (uint64_t) system_memory_pages
|
|
* (uint64_t) system_page_size;
|
|
|
|
const unsigned system_memory_megabytes =
|
|
(unsigned) (system_memory_bytes / (1024 * 1024));
|
|
|
|
value[0] = MIN2(system_memory_megabytes, gpu_mappable_megabytes);
|
|
return 0;
|
|
}
|
|
case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE:
|
|
value[0] = 1;
|
|
return 0;
|
|
case __DRI2_RENDERER_HAS_TEXTURE_3D:
|
|
value[0] = 1;
|
|
return 0;
|
|
default:
|
|
return driQueryRendererIntegerCommon(psp, param, value);
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
static int
|
|
i915_query_renderer_string(__DRIscreen *psp, int param, const char **value)
|
|
{
|
|
const struct intel_screen *intelScreen =
|
|
(struct intel_screen *) psp->driverPrivate;
|
|
|
|
switch (param) {
|
|
case __DRI2_RENDERER_VENDOR_ID:
|
|
value[0] = i915_vendor_string;
|
|
return 0;
|
|
case __DRI2_RENDERER_DEVICE_ID:
|
|
value[0] = i915_get_renderer_string(intelScreen->deviceID);
|
|
return 0;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
static const __DRI2rendererQueryExtension intelRendererQueryExtension = {
|
|
.base = { __DRI2_RENDERER_QUERY, 1 },
|
|
|
|
.queryInteger = i915_query_renderer_integer,
|
|
.queryString = i915_query_renderer_string
|
|
};
|
|
|
|
static const __DRIextension *intelScreenExtensions[] = {
|
|
&intelTexBufferExtension.base,
|
|
&intelFenceExtension.base,
|
|
&intelFlushExtension.base,
|
|
&intelImageExtension.base,
|
|
&intelRendererQueryExtension.base,
|
|
&dri2ConfigQueryExtension.base,
|
|
&dri2NoErrorExtension.base,
|
|
NULL
|
|
};
|
|
|
|
static bool
|
|
intel_get_param(__DRIscreen *psp, int param, int *value)
|
|
{
|
|
int ret;
|
|
struct drm_i915_getparam gp;
|
|
|
|
memset(&gp, 0, sizeof(gp));
|
|
gp.param = param;
|
|
gp.value = value;
|
|
|
|
ret = drmCommandWriteRead(psp->fd, DRM_I915_GETPARAM, &gp, sizeof(gp));
|
|
if (ret) {
|
|
if (ret != -EINVAL)
|
|
_mesa_warning(NULL, "drm_i915_getparam: %d", ret);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
intel_get_boolean(__DRIscreen *psp, int param)
|
|
{
|
|
int value = 0;
|
|
return intel_get_param(psp, param, &value) && value;
|
|
}
|
|
|
|
static void
|
|
intelDestroyScreen(__DRIscreen * sPriv)
|
|
{
|
|
struct intel_screen *intelScreen = sPriv->driverPrivate;
|
|
|
|
dri_bufmgr_destroy(intelScreen->bufmgr);
|
|
driDestroyOptionInfo(&intelScreen->optionCache);
|
|
|
|
free(intelScreen);
|
|
sPriv->driverPrivate = NULL;
|
|
}
|
|
|
|
|
|
/**
|
|
* This is called when we need to set up GL rendering to a new X window.
|
|
*/
|
|
static GLboolean
|
|
intelCreateBuffer(__DRIscreen * driScrnPriv,
|
|
__DRIdrawable * driDrawPriv,
|
|
const struct gl_config * mesaVis, GLboolean isPixmap)
|
|
{
|
|
struct intel_renderbuffer *rb;
|
|
mesa_format rgbFormat;
|
|
struct gl_framebuffer *fb;
|
|
|
|
if (isPixmap)
|
|
return false;
|
|
|
|
fb = CALLOC_STRUCT(gl_framebuffer);
|
|
if (!fb)
|
|
return false;
|
|
|
|
_mesa_initialize_window_framebuffer(fb, mesaVis);
|
|
|
|
if (mesaVis->redBits == 5)
|
|
rgbFormat = MESA_FORMAT_B5G6R5_UNORM;
|
|
else if (mesaVis->sRGBCapable)
|
|
rgbFormat = MESA_FORMAT_B8G8R8A8_SRGB;
|
|
else if (mesaVis->alphaBits == 0)
|
|
rgbFormat = MESA_FORMAT_B8G8R8X8_UNORM;
|
|
else
|
|
rgbFormat = MESA_FORMAT_B8G8R8A8_UNORM;
|
|
|
|
/* setup the hardware-based renderbuffers */
|
|
rb = intel_create_renderbuffer(rgbFormat);
|
|
_mesa_attach_and_own_rb(fb, BUFFER_FRONT_LEFT, &rb->Base.Base);
|
|
|
|
if (mesaVis->doubleBufferMode) {
|
|
rb = intel_create_renderbuffer(rgbFormat);
|
|
_mesa_attach_and_own_rb(fb, BUFFER_BACK_LEFT, &rb->Base.Base);
|
|
}
|
|
|
|
/*
|
|
* Assert here that the gl_config has an expected depth/stencil bit
|
|
* combination: one of d24/s8, d16/s0, d0/s0. (See intelInitScreen2(),
|
|
* which constructs the advertised configs.)
|
|
*/
|
|
if (mesaVis->depthBits == 24) {
|
|
assert(mesaVis->stencilBits == 8);
|
|
|
|
/*
|
|
* Use combined depth/stencil. Note that the renderbuffer is
|
|
* attached to two attachment points.
|
|
*/
|
|
rb = intel_create_private_renderbuffer(MESA_FORMAT_Z24_UNORM_S8_UINT);
|
|
_mesa_attach_and_own_rb(fb, BUFFER_DEPTH, &rb->Base.Base);
|
|
_mesa_attach_and_reference_rb(fb, BUFFER_STENCIL, &rb->Base.Base);
|
|
}
|
|
else if (mesaVis->depthBits == 16) {
|
|
assert(mesaVis->stencilBits == 0);
|
|
rb = intel_create_private_renderbuffer(MESA_FORMAT_Z_UNORM16);
|
|
_mesa_attach_and_own_rb(fb, BUFFER_DEPTH, &rb->Base.Base);
|
|
}
|
|
else {
|
|
assert(mesaVis->depthBits == 0);
|
|
assert(mesaVis->stencilBits == 0);
|
|
}
|
|
|
|
/* now add any/all software-based renderbuffers we may need */
|
|
_swrast_add_soft_renderbuffers(fb,
|
|
false, /* never sw color */
|
|
false, /* never sw depth */
|
|
false, /* never sw stencil */
|
|
mesaVis->accumRedBits > 0,
|
|
false /* never sw alpha */);
|
|
driDrawPriv->driverPrivate = fb;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void
|
|
intelDestroyBuffer(__DRIdrawable * driDrawPriv)
|
|
{
|
|
struct gl_framebuffer *fb = driDrawPriv->driverPrivate;
|
|
|
|
_mesa_reference_framebuffer(&fb, NULL);
|
|
}
|
|
|
|
/* There are probably better ways to do this, such as an
|
|
* init-designated function to register chipids and createcontext
|
|
* functions.
|
|
*/
|
|
extern bool
|
|
i830CreateContext(int api,
|
|
const struct gl_config *mesaVis,
|
|
__DRIcontext *driContextPriv,
|
|
unsigned major_version,
|
|
unsigned minor_version,
|
|
uint32_t flags,
|
|
unsigned *error,
|
|
void *sharedContextPrivate);
|
|
|
|
extern bool
|
|
i915CreateContext(int api,
|
|
const struct gl_config *mesaVis,
|
|
__DRIcontext *driContextPriv,
|
|
unsigned major_version,
|
|
unsigned minor_version,
|
|
uint32_t flags,
|
|
unsigned *error,
|
|
void *sharedContextPrivate);
|
|
|
|
static GLboolean
|
|
intelCreateContext(gl_api api,
|
|
const struct gl_config * mesaVis,
|
|
__DRIcontext * driContextPriv,
|
|
const struct __DriverContextConfig *ctx_config,
|
|
unsigned *error,
|
|
void *sharedContextPrivate)
|
|
{
|
|
bool success = false;
|
|
|
|
__DRIscreen *sPriv = driContextPriv->driScreenPriv;
|
|
struct intel_screen *intelScreen = sPriv->driverPrivate;
|
|
|
|
if (ctx_config->flags & ~(__DRI_CTX_FLAG_DEBUG | __DRI_CTX_FLAG_NO_ERROR)) {
|
|
*error = __DRI_CTX_ERROR_UNKNOWN_FLAG;
|
|
return false;
|
|
}
|
|
|
|
if (ctx_config->attribute_mask) {
|
|
*error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
|
|
return false;
|
|
}
|
|
|
|
if (IS_GEN3(intelScreen->deviceID)) {
|
|
success = i915CreateContext(api, mesaVis, driContextPriv,
|
|
ctx_config->major_version,
|
|
ctx_config->minor_version,
|
|
ctx_config->flags,
|
|
error, sharedContextPrivate);
|
|
} else {
|
|
intelScreen->no_vbo = true;
|
|
success = i830CreateContext(api, mesaVis, driContextPriv,
|
|
ctx_config->major_version,
|
|
ctx_config->minor_version,
|
|
ctx_config->flags,
|
|
error, sharedContextPrivate);
|
|
}
|
|
|
|
if (success)
|
|
return true;
|
|
|
|
if (driContextPriv->driverPrivate != NULL)
|
|
intelDestroyContext(driContextPriv);
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
intel_init_bufmgr(struct intel_screen *intelScreen)
|
|
{
|
|
__DRIscreen *spriv = intelScreen->driScrnPriv;
|
|
|
|
intelScreen->no_hw = env_var_as_boolean("INTEL_NO_HW", false);
|
|
|
|
intelScreen->bufmgr = intel_bufmgr_gem_init(spriv->fd, BATCH_SZ);
|
|
if (intelScreen->bufmgr == NULL) {
|
|
fprintf(stderr, "[%s:%u] Error initializing buffer manager.\n",
|
|
__func__, __LINE__);
|
|
return false;
|
|
}
|
|
|
|
drm_intel_bufmgr_gem_enable_fenced_relocs(intelScreen->bufmgr);
|
|
|
|
if (!intel_get_boolean(spriv, I915_PARAM_HAS_RELAXED_DELTA)) {
|
|
fprintf(stderr, "[%s: %u] Kernel 2.6.39 required.\n", __func__, __LINE__);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static __DRIconfig**
|
|
intel_screen_make_configs(__DRIscreen *dri_screen)
|
|
{
|
|
static const mesa_format formats[] = {
|
|
MESA_FORMAT_B5G6R5_UNORM,
|
|
MESA_FORMAT_B8G8R8A8_UNORM,
|
|
MESA_FORMAT_B8G8R8X8_UNORM
|
|
};
|
|
|
|
/* __DRI_ATTRIB_SWAP_COPY is not supported due to page flipping. */
|
|
static const GLenum back_buffer_modes[] = {
|
|
__DRI_ATTRIB_SWAP_UNDEFINED, __DRI_ATTRIB_SWAP_NONE
|
|
};
|
|
|
|
static const uint8_t singlesample_samples[1] = {0};
|
|
|
|
uint8_t depth_bits[4], stencil_bits[4];
|
|
__DRIconfig **configs = NULL;
|
|
|
|
/* Generate singlesample configs without accumulation buffer. */
|
|
for (int i = 0; i < ARRAY_SIZE(formats); i++) {
|
|
__DRIconfig **new_configs;
|
|
int num_depth_stencil_bits = 2;
|
|
|
|
/* Starting with DRI2 protocol version 1.1 we can request a depth/stencil
|
|
* buffer that has a different number of bits per pixel than the color
|
|
* buffer.
|
|
*/
|
|
depth_bits[0] = 0;
|
|
stencil_bits[0] = 0;
|
|
|
|
if (formats[i] == MESA_FORMAT_B5G6R5_UNORM) {
|
|
depth_bits[1] = 16;
|
|
stencil_bits[1] = 0;
|
|
} else {
|
|
depth_bits[1] = 24;
|
|
stencil_bits[1] = 8;
|
|
}
|
|
|
|
new_configs = driCreateConfigs(formats[i],
|
|
depth_bits,
|
|
stencil_bits,
|
|
num_depth_stencil_bits,
|
|
back_buffer_modes, 2,
|
|
singlesample_samples, 1,
|
|
false, false);
|
|
configs = driConcatConfigs(configs, new_configs);
|
|
}
|
|
|
|
/* Generate the minimum possible set of configs that include an
|
|
* accumulation buffer.
|
|
*/
|
|
for (int i = 0; i < ARRAY_SIZE(formats); i++) {
|
|
__DRIconfig **new_configs;
|
|
|
|
if (formats[i] == MESA_FORMAT_B5G6R5_UNORM) {
|
|
depth_bits[0] = 16;
|
|
stencil_bits[0] = 0;
|
|
} else {
|
|
depth_bits[0] = 24;
|
|
stencil_bits[0] = 8;
|
|
}
|
|
|
|
new_configs = driCreateConfigs(formats[i],
|
|
depth_bits, stencil_bits, 1,
|
|
back_buffer_modes, 1,
|
|
singlesample_samples, 1,
|
|
true, false);
|
|
configs = driConcatConfigs(configs, new_configs);
|
|
}
|
|
|
|
if (configs == NULL) {
|
|
fprintf(stderr, "[%s:%u] Error creating FBConfig!\n", __func__,
|
|
__LINE__);
|
|
return NULL;
|
|
}
|
|
|
|
return configs;
|
|
}
|
|
|
|
static void
|
|
set_max_gl_versions(struct intel_screen *screen)
|
|
{
|
|
__DRIscreen *psp = screen->driScrnPriv;
|
|
|
|
switch (screen->gen) {
|
|
case 3: {
|
|
bool has_fragment_shader = driQueryOptionb(&screen->optionCache, "fragment_shader");
|
|
bool has_occlusion_query = driQueryOptionb(&screen->optionCache, "stub_occlusion_query");
|
|
|
|
psp->max_gl_core_version = 0;
|
|
psp->max_gl_es1_version = 11;
|
|
psp->max_gl_es2_version = 20;
|
|
|
|
if (has_fragment_shader && has_occlusion_query) {
|
|
psp->max_gl_compat_version = 21;
|
|
} else {
|
|
psp->max_gl_compat_version = 14;
|
|
}
|
|
break;
|
|
}
|
|
case 2:
|
|
psp->max_gl_core_version = 0;
|
|
psp->max_gl_compat_version = 13;
|
|
psp->max_gl_es1_version = 11;
|
|
psp->max_gl_es2_version = 0;
|
|
break;
|
|
default:
|
|
assert(!"unrecognized intel_screen::gen");
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This is the driver specific part of the createNewScreen entry point.
|
|
* Called when using DRI2.
|
|
*
|
|
* \return the struct gl_config supported by this driver
|
|
*/
|
|
static const
|
|
__DRIconfig **intelInitScreen2(__DRIscreen *psp)
|
|
{
|
|
struct intel_screen *intelScreen;
|
|
|
|
if (psp->image.loader) {
|
|
} else if (psp->dri2.loader->base.version <= 2 ||
|
|
psp->dri2.loader->getBuffersWithFormat == NULL) {
|
|
fprintf(stderr,
|
|
"\nERROR! DRI2 loader with getBuffersWithFormat() "
|
|
"support required\n");
|
|
return false;
|
|
}
|
|
|
|
/* Allocate the private area */
|
|
intelScreen = calloc(1, sizeof *intelScreen);
|
|
if (!intelScreen) {
|
|
fprintf(stderr, "\nERROR! Allocating private area failed\n");
|
|
return false;
|
|
}
|
|
/* parse information in __driConfigOptions */
|
|
driParseOptionInfo(&intelScreen->optionCache, i915_driconf,
|
|
ARRAY_SIZE(i915_driconf));
|
|
|
|
intelScreen->driScrnPriv = psp;
|
|
psp->driverPrivate = (void *) intelScreen;
|
|
|
|
if (!intel_init_bufmgr(intelScreen))
|
|
return false;
|
|
|
|
intelScreen->deviceID = drm_intel_bufmgr_gem_get_devid(intelScreen->bufmgr);
|
|
|
|
if (IS_GEN3(intelScreen->deviceID)) {
|
|
intelScreen->gen = 3;
|
|
} else {
|
|
intelScreen->gen = 2;
|
|
}
|
|
|
|
set_max_gl_versions(intelScreen);
|
|
|
|
psp->extensions = intelScreenExtensions;
|
|
|
|
return (const __DRIconfig**) intel_screen_make_configs(psp);
|
|
}
|
|
|
|
struct intel_buffer {
|
|
__DRIbuffer base;
|
|
struct intel_region *region;
|
|
};
|
|
|
|
static __DRIbuffer *
|
|
intelAllocateBuffer(__DRIscreen *screen,
|
|
unsigned attachment, unsigned format,
|
|
int width, int height)
|
|
{
|
|
struct intel_buffer *intelBuffer;
|
|
struct intel_screen *intelScreen = screen->driverPrivate;
|
|
|
|
assert(attachment == __DRI_BUFFER_FRONT_LEFT ||
|
|
attachment == __DRI_BUFFER_BACK_LEFT);
|
|
|
|
intelBuffer = calloc(1, sizeof *intelBuffer);
|
|
if (intelBuffer == NULL)
|
|
return NULL;
|
|
|
|
/* The front and back buffers are color buffers, which are X tiled. */
|
|
intelBuffer->region = intel_region_alloc(intelScreen,
|
|
I915_TILING_X,
|
|
format / 8,
|
|
width,
|
|
height,
|
|
true);
|
|
|
|
if (intelBuffer->region == NULL) {
|
|
free(intelBuffer);
|
|
return NULL;
|
|
}
|
|
|
|
intel_region_flink(intelBuffer->region, &intelBuffer->base.name);
|
|
|
|
intelBuffer->base.attachment = attachment;
|
|
intelBuffer->base.cpp = intelBuffer->region->cpp;
|
|
intelBuffer->base.pitch = intelBuffer->region->pitch;
|
|
|
|
return &intelBuffer->base;
|
|
}
|
|
|
|
static void
|
|
intelReleaseBuffer(__DRIscreen *screen, __DRIbuffer *buffer)
|
|
{
|
|
struct intel_buffer *intelBuffer = (struct intel_buffer *) buffer;
|
|
|
|
intel_region_release(&intelBuffer->region);
|
|
free(intelBuffer);
|
|
}
|
|
|
|
|
|
static const struct __DriverAPIRec i915_driver_api = {
|
|
.InitScreen = intelInitScreen2,
|
|
.DestroyScreen = intelDestroyScreen,
|
|
.CreateContext = intelCreateContext,
|
|
.DestroyContext = intelDestroyContext,
|
|
.CreateBuffer = intelCreateBuffer,
|
|
.DestroyBuffer = intelDestroyBuffer,
|
|
.MakeCurrent = intelMakeCurrent,
|
|
.UnbindContext = intelUnbindContext,
|
|
.AllocateBuffer = intelAllocateBuffer,
|
|
.ReleaseBuffer = intelReleaseBuffer
|
|
};
|
|
|
|
static const struct __DRIDriverVtableExtensionRec i915_vtable = {
|
|
.base = { __DRI_DRIVER_VTABLE, 1 },
|
|
.vtable = &i915_driver_api,
|
|
};
|
|
|
|
/* This is the table of extensions that the loader will dlsym() for. */
|
|
static const __DRIextension *i915_driver_extensions[] = {
|
|
&driCoreExtension.base,
|
|
&driImageDriverExtension.base,
|
|
&driDRI2Extension.base,
|
|
&i915_vtable.base,
|
|
&i915_config_options.base,
|
|
NULL
|
|
};
|
|
|
|
PUBLIC const __DRIextension **__driDriverGetExtensions_i915(void)
|
|
{
|
|
globalDriverAPI = &i915_driver_api;
|
|
|
|
return i915_driver_extensions;
|
|
}
|
|
|
|
PUBLIC const __DRIextension **__driDriverGetExtensions_i830(void)
|
|
{
|
|
globalDriverAPI = &i915_driver_api;
|
|
|
|
return i915_driver_extensions;
|
|
}
|