diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915/intel_screen.c')
| -rw-r--r-- | src/mesa/drivers/dri/i915/intel_screen.c | 1298 |
1 files changed, 0 insertions, 1298 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_screen.c b/src/mesa/drivers/dri/i915/intel_screen.c deleted file mode 100644 index 5ac199c2c25..00000000000 --- a/src/mesa/drivers/dri/i915/intel_screen.c +++ /dev/null @@ -1,1298 +0,0 @@ -/************************************************************************** - * - * Copyright 2003 VMware, Inc. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -#include <errno.h> -#include <time.h> -#include <unistd.h> -#include "drm-uapi/drm_fourcc.h" -#include "main/glheader.h" -#include "main/context.h" -#include "main/framebuffer.h" -#include "main/renderbuffer.h" -#include "main/texobj.h" -#include "main/hash.h" -#include "main/fbobject.h" -#include "main/version.h" -#include "swrast/s_renderbuffer.h" - -#include "utils.h" -#include "util/debug.h" -#include "util/driconf.h" -#include "util/u_memory.h" - -static const driOptionDescription i915_driconf[] = { - DRI_CONF_SECTION_PERFORMANCE - /* Options correspond to DRI_CONF_BO_REUSE_DISABLED, - * DRI_CONF_BO_REUSE_ALL - */ - DRI_CONF_OPT_E(bo_reuse, 1, 0, 1, - "Buffer object reuse", - DRI_CONF_ENUM(0, "Disable buffer object reuse") - DRI_CONF_ENUM(1, "Enable reuse of all sizes of buffer objects")) - - DRI_CONF_OPT_B(fragment_shader, true, - "Enable limited ARB_fragment_shader support on 915/945.") - - DRI_CONF_SECTION_END - DRI_CONF_SECTION_QUALITY - DRI_CONF_SECTION_END - DRI_CONF_SECTION_DEBUG - DRI_CONF_ALWAYS_FLUSH_BATCH(false) - DRI_CONF_ALWAYS_FLUSH_CACHE(false) - DRI_CONF_DISABLE_THROTTLING(false) - DRI_CONF_FORCE_GLSL_EXTENSIONS_WARN(false) - DRI_CONF_DISABLE_GLSL_LINE_CONTINUATIONS(false) - DRI_CONF_DISABLE_BLEND_FUNC_EXTENDED(false) - - DRI_CONF_OPT_B(stub_occlusion_query, false, "Enable stub ARB_occlusion_query support on 915/945.") - - DRI_CONF_OPT_B(shader_precompile, true, "Perform code generation at shader link time.") - DRI_CONF_SECTION_END -}; - -static char * -i915_driconf_get_xml(const char *driver_name) -{ - return driGetOptionsXml(i915_driconf, ARRAY_SIZE(i915_driconf)); -} - -static const __DRIconfigOptionsExtension i915_config_options = { - .base = { __DRI_CONFIG_OPTIONS, 2 }, - .xml = NULL, - .getXml = i915_driconf_get_xml, -}; - -#include "intel_batchbuffer.h" -#include "intel_buffers.h" -#include "intel_bufmgr.h" -#include "intel_chipset.h" -#include "intel_fbo.h" -#include "intel_mipmap_tree.h" -#include "intel_screen.h" -#include "intel_tex.h" -#include "intel_regions.h" - -#include "drm-uapi/i915_drm.h" - -/** - * For debugging purposes, this returns a time in seconds. - */ -double -get_time(void) -{ - struct timespec tp; - - clock_gettime(CLOCK_MONOTONIC, &tp); - - return tp.tv_sec + tp.tv_nsec / 1000000000.0; -} - -void -aub_dump_bmp(struct gl_context *ctx) -{ - struct gl_framebuffer *fb = ctx->DrawBuffer; - - for (int i = 0; i < fb->_NumColorDrawBuffers; i++) { - struct intel_renderbuffer *irb = - intel_renderbuffer(fb->_ColorDrawBuffers[i]); - - if (irb && irb->mt) { - enum aub_dump_bmp_format format; - - switch (irb->Base.Base.Format) { - case MESA_FORMAT_B8G8R8A8_UNORM: - case MESA_FORMAT_B8G8R8X8_UNORM: - format = AUB_DUMP_BMP_FORMAT_ARGB_8888; - break; - default: - continue; - } - - assert(irb->mt->region->pitch % irb->mt->region->cpp == 0); - drm_intel_gem_bo_aub_dump_bmp(irb->mt->region->bo, - irb->draw_x, - irb->draw_y, - irb->Base.Base.Width, - irb->Base.Base.Height, - format, - irb->mt->region->pitch, - 0); - } - } -} - -static const __DRItexBufferExtension intelTexBufferExtension = { - .base = { __DRI_TEX_BUFFER, 3 }, - - .setTexBuffer = intelSetTexBuffer, - .setTexBuffer2 = intelSetTexBuffer2, - .releaseTexBuffer = NULL, -}; - -static void -intelDRI2FlushWithFlags(__DRIcontext *context, - __DRIdrawable *drawable, - unsigned flags, - enum __DRI2throttleReason reason) -{ - struct intel_context *intel = context->driverPrivate; - if (intel == NULL) - return; - struct gl_context *ctx = &intel->ctx; - - INTEL_FIREVERTICES(intel); - - if (reason == __DRI2_THROTTLE_SWAPBUFFER || - reason == __DRI2_THROTTLE_FLUSHFRONT) - intel->need_throttle = true; - - if (intel->batch.used) - intel_batchbuffer_flush(intel); - - if (INTEL_DEBUG & DEBUG_AUB) { - aub_dump_bmp(ctx); - } -} - -static void -intelDRI2Flush(__DRIdrawable *drawable) -{ - intelDRI2FlushWithFlags(drawable->driContextPriv, drawable, - __DRI2_FLUSH_DRAWABLE, - __DRI2_THROTTLE_SWAPBUFFER); -} - -static const struct __DRI2flushExtensionRec intelFlushExtension = { - .base = { __DRI2_FLUSH, 4 }, - - .flush = intelDRI2Flush, - .invalidate = dri2InvalidateDrawable, - .flush_with_flags = intelDRI2FlushWithFlags, -}; - -static struct intel_image_format intel_image_formats[] = { - { DRM_FORMAT_ARGB8888, __DRI_IMAGE_COMPONENTS_RGBA, 1, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }, - - { __DRI_IMAGE_FOURCC_SARGB8888, __DRI_IMAGE_COMPONENTS_RGBA, 1, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_SARGB8, 4 } } }, - - { DRM_FORMAT_XRGB8888, __DRI_IMAGE_COMPONENTS_RGB, 1, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_XRGB8888, 4 }, } }, - - { DRM_FORMAT_YUV410, __DRI_IMAGE_COMPONENTS_Y_U_V, 3, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 }, - { 2, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 } } }, - - { DRM_FORMAT_YUV411, __DRI_IMAGE_COMPONENTS_Y_U_V, 3, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 2, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, - - { DRM_FORMAT_YUV420, __DRI_IMAGE_COMPONENTS_Y_U_V, 3, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 }, - { 2, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 } } }, - - { DRM_FORMAT_YUV422, __DRI_IMAGE_COMPONENTS_Y_U_V, 3, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 2, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, - - { DRM_FORMAT_YUV444, __DRI_IMAGE_COMPONENTS_Y_U_V, 3, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 2, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, - - { DRM_FORMAT_NV12, __DRI_IMAGE_COMPONENTS_Y_UV, 2, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 1, 1, __DRI_IMAGE_FORMAT_GR88, 2 } } }, - - { DRM_FORMAT_NV16, __DRI_IMAGE_COMPONENTS_Y_UV, 2, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, - { 1, 1, 0, __DRI_IMAGE_FORMAT_GR88, 2 } } }, - - /* For YUYV and UYVY buffers, we set up two overlapping DRI images - * and treat them as planar buffers in the compositors. - * Plane 0 is GR88 and samples YU or YV pairs and places Y into - * the R component, while plane 1 is ARGB/ABGR and samples YUYV/UYVY - * clusters and places pairs and places U into the G component and - * V into A. This lets the texture sampler interpolate the Y - * components correctly when sampling from plane 0, and interpolate - * U and V correctly when sampling from plane 1. */ - { DRM_FORMAT_YUYV, __DRI_IMAGE_COMPONENTS_Y_XUXV, 2, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, - { 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }, - { DRM_FORMAT_UYVY, __DRI_IMAGE_COMPONENTS_Y_UXVX, 2, - { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, - { 0, 1, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } } -}; - -static __DRIimage * -intel_allocate_image(int dri_format, void *loaderPrivate) -{ - __DRIimage *image; - - image = calloc(1, sizeof *image); - if (image == NULL) - return NULL; - - image->dri_format = dri_format; - image->offset = 0; - - image->format = driImageFormatToGLFormat(dri_format); - if (dri_format != __DRI_IMAGE_FORMAT_NONE && - image->format == MESA_FORMAT_NONE) { - free(image); - return NULL; - } - - image->internal_format = _mesa_get_format_base_format(image->format); - image->data = loaderPrivate; - - return image; -} - -/** - * Sets up a DRIImage structure to point to our shared image in a region - */ -static void -intel_setup_image_from_mipmap_tree(struct intel_context *intel, __DRIimage *image, - struct intel_mipmap_tree *mt, GLuint level, - GLuint zoffset) -{ - unsigned int draw_x, draw_y; - uint32_t mask_x, mask_y; - - intel_miptree_check_level_layer(mt, level, zoffset); - - intel_region_get_tile_masks(mt->region, &mask_x, &mask_y); - intel_miptree_get_image_offset(mt, level, zoffset, &draw_x, &draw_y); - - image->width = mt->level[level].width; - image->height = mt->level[level].height; - image->tile_x = draw_x & mask_x; - image->tile_y = draw_y & mask_y; - - image->offset = intel_region_get_aligned_offset(mt->region, - draw_x & ~mask_x, - draw_y & ~mask_y); - - intel_region_reference(&image->region, mt->region); -} - -static void -intel_setup_image_from_dimensions(__DRIimage *image) -{ - image->width = image->region->width; - image->height = image->region->height; - image->tile_x = 0; - image->tile_y = 0; -} - -static __DRIimage * -intel_create_image_from_name(__DRIscreen *screen, - int width, int height, int format, - int name, int pitch, void *loaderPrivate) -{ - struct intel_screen *intelScreen = screen->driverPrivate; - __DRIimage *image; - int cpp; - - image = intel_allocate_image(format, loaderPrivate); - if (image == NULL) - return NULL; - - if (image->format == MESA_FORMAT_NONE) - cpp = 1; - else - cpp = _mesa_get_format_bytes(image->format); - image->region = intel_region_alloc_for_handle(intelScreen, - cpp, width, height, - pitch * cpp, name, "image"); - if (image->region == NULL) { - free(image); - return NULL; - } - - intel_setup_image_from_dimensions(image); - - return image; -} - -static __DRIimage * -intel_create_image_from_renderbuffer(__DRIcontext *context, - int renderbuffer, void *loaderPrivate) -{ - __DRIimage *image; - struct intel_context *intel = context->driverPrivate; - struct gl_renderbuffer *rb; - struct intel_renderbuffer *irb; - - rb = _mesa_lookup_renderbuffer(&intel->ctx, renderbuffer); - if (!rb) { - _mesa_error(&intel->ctx, - GL_INVALID_OPERATION, "glRenderbufferExternalMESA"); - return NULL; - } - - irb = intel_renderbuffer(rb); - image = calloc(1, sizeof *image); - if (image == NULL) - return NULL; - - image->internal_format = rb->InternalFormat; - image->format = rb->Format; - image->offset = 0; - image->data = loaderPrivate; - intel_region_reference(&image->region, irb->mt->region); - intel_setup_image_from_dimensions(image); - image->dri_format = driGLFormatToImageFormat(image->format); - - rb->NeedsFinishRenderTexture = true; - return image; -} - -static __DRIimage * -intel_create_image_from_texture(__DRIcontext *context, int target, - unsigned texture, int zoffset, - int level, - unsigned *error, - void *loaderPrivate) -{ - __DRIimage *image; - struct intel_context *intel = context->driverPrivate; - struct gl_texture_object *obj; - struct intel_texture_object *iobj; - GLuint face = 0; - - obj = _mesa_lookup_texture(&intel->ctx, texture); - if (!obj || obj->Target != target) { - *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; - return NULL; - } - - if (target == GL_TEXTURE_CUBE_MAP) - face = zoffset; - - _mesa_test_texobj_completeness(&intel->ctx, obj); - iobj = intel_texture_object(obj); - if (!obj->_BaseComplete || (level > 0 && !obj->_MipmapComplete)) { - *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; - return NULL; - } - - if (level < obj->Attrib.BaseLevel || level > obj->_MaxLevel) { - *error = __DRI_IMAGE_ERROR_BAD_MATCH; - return NULL; - } - - if (target == GL_TEXTURE_3D && obj->Image[face][level]->Depth < zoffset) { - *error = __DRI_IMAGE_ERROR_BAD_MATCH; - return NULL; - } - image = calloc(1, sizeof *image); - if (image == NULL) { - *error = __DRI_IMAGE_ERROR_BAD_ALLOC; - return NULL; - } - - image->internal_format = obj->Image[face][level]->InternalFormat; - image->format = obj->Image[face][level]->TexFormat; - image->data = loaderPrivate; - intel_setup_image_from_mipmap_tree(intel, image, iobj->mt, level, zoffset); - image->dri_format = driGLFormatToImageFormat(image->format); - if (image->dri_format == __DRI_IMAGE_FORMAT_NONE) { - *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; - free(image); - return NULL; - } - - *error = __DRI_IMAGE_ERROR_SUCCESS; - return image; -} - -static void -intel_destroy_image(__DRIimage *image) -{ - intel_region_release(&image->region); - free(image); -} - -static __DRIimage * -intel_create_image(__DRIscreen *screen, - int width, int height, int format, - unsigned int use, - void *loaderPrivate) -{ - __DRIimage *image; - struct intel_screen *intelScreen = screen->driverPrivate; - uint32_t tiling; - int cpp; - - tiling = I915_TILING_X; - if (use & __DRI_IMAGE_USE_CURSOR) { - if (width != 64 || height != 64) - return NULL; - tiling = I915_TILING_NONE; - } - - if (use & __DRI_IMAGE_USE_LINEAR) - tiling = I915_TILING_NONE; - - image = intel_allocate_image(format, loaderPrivate); - if (image == NULL) - return NULL; - - cpp = _mesa_get_format_bytes(image->format); - image->region = - intel_region_alloc(intelScreen, tiling, cpp, width, height, true); - if (image->region == NULL) { - free(image); - return NULL; - } - - intel_setup_image_from_dimensions(image); - - return image; -} - -static GLboolean -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; -} |