0,0 → 1,1233 |
/************************************************************************** |
* |
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
* 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 TUNGSTEN GRAPHICS 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 "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 "xmlpool.h" |
|
PUBLIC const char __driConfigOptions[] = |
DRI_CONF_BEGIN |
DRI_CONF_SECTION_PERFORMANCE |
DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_ALWAYS_SYNC) |
/* Options correspond to DRI_CONF_BO_REUSE_DISABLED, |
* DRI_CONF_BO_REUSE_ALL |
*/ |
DRI_CONF_OPT_BEGIN_V(bo_reuse, enum, 1, "0:1") |
DRI_CONF_DESC_BEGIN(en, "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_DESC_END |
DRI_CONF_OPT_END |
|
DRI_CONF_OPT_BEGIN_B(early_z, "false") |
DRI_CONF_DESC(en, "Enable early Z in classic mode (unstable, 945-only).") |
DRI_CONF_OPT_END |
|
DRI_CONF_SECTION_END |
DRI_CONF_SECTION_QUALITY |
DRI_CONF_FORCE_S3TC_ENABLE("false") |
DRI_CONF_SECTION_END |
DRI_CONF_SECTION_DEBUG |
DRI_CONF_NO_RAST("false") |
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_BEGIN_B(shader_precompile, "true") |
DRI_CONF_DESC(en, "Perform code generation at shader link time.") |
DRI_CONF_OPT_END |
DRI_CONF_SECTION_END |
DRI_CONF_END; |
|
const GLuint __driNConfigOptions = 12; |
|
#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 "i915_drm.h" |
|
#ifdef USE_NEW_INTERFACE |
static PFNGLXCREATECONTEXTMODES create_context_modes = NULL; |
#endif /*USE_NEW_INTERFACE */ |
|
/** |
* 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_ARGB8888: |
case MESA_FORMAT_XRGB8888: |
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, __DRI_TEX_BUFFER_VERSION }, |
|
.setTexBuffer = intelSetTexBuffer, |
.setTexBuffer2 = intelSetTexBuffer2, |
.releaseTexBuffer = NULL, |
}; |
|
static void |
intelDRI2Flush(__DRIdrawable *drawable) |
{ |
GET_CURRENT_CONTEXT(ctx); |
struct intel_context *intel = intel_context(ctx); |
if (intel == NULL) |
return; |
|
INTEL_FIREVERTICES(intel); |
|
intel->need_throttle = true; |
|
if (intel->batch.used) |
intel_batchbuffer_flush(intel); |
|
if (INTEL_DEBUG & DEBUG_AUB) { |
aub_dump_bmp(ctx); |
} |
} |
|
static const struct __DRI2flushExtensionRec intelFlushExtension = { |
.base = { __DRI2_FLUSH, 3 }, |
|
.flush = intelDRI2Flush, |
.invalidate = dri2InvalidateDrawable, |
}; |
|
static struct intel_image_format intel_image_formats[] = { |
{ __DRI_IMAGE_FOURCC_ARGB8888, __DRI_IMAGE_COMPONENTS_RGBA, 1, |
{ { 0, 0, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }, |
|
{ __DRI_IMAGE_FOURCC_XRGB8888, __DRI_IMAGE_COMPONENTS_RGB, 1, |
{ { 0, 0, 0, __DRI_IMAGE_FORMAT_XRGB8888, 4 }, } }, |
|
{ __DRI_IMAGE_FOURCC_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 } } }, |
|
{ __DRI_IMAGE_FOURCC_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 } } }, |
|
{ __DRI_IMAGE_FOURCC_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 } } }, |
|
{ __DRI_IMAGE_FOURCC_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 } } }, |
|
{ __DRI_IMAGE_FOURCC_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 } } }, |
|
{ __DRI_IMAGE_FOURCC_NV12, __DRI_IMAGE_COMPONENTS_Y_UV, 2, |
{ { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
{ 1, 1, 1, __DRI_IMAGE_FORMAT_GR88, 2 } } }, |
|
{ __DRI_IMAGE_FOURCC_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 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 and samples YUYV 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. */ |
{ __DRI_IMAGE_FOURCC_YUYV, __DRI_IMAGE_COMPONENTS_Y_XUXV, 2, |
{ { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, |
{ 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 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; |
|
switch (dri_format) { |
case __DRI_IMAGE_FORMAT_RGB565: |
image->format = MESA_FORMAT_RGB565; |
break; |
case __DRI_IMAGE_FORMAT_XRGB8888: |
image->format = MESA_FORMAT_XRGB8888; |
break; |
case __DRI_IMAGE_FORMAT_ARGB8888: |
image->format = MESA_FORMAT_ARGB8888; |
break; |
case __DRI_IMAGE_FORMAT_ABGR8888: |
image->format = MESA_FORMAT_RGBA8888_REV; |
break; |
case __DRI_IMAGE_FORMAT_XBGR8888: |
image->format = MESA_FORMAT_RGBX8888_REV; |
break; |
case __DRI_IMAGE_FORMAT_R8: |
image->format = MESA_FORMAT_R8; |
break; |
case __DRI_IMAGE_FORMAT_GR88: |
image->format = MESA_FORMAT_GR88; |
break; |
case __DRI_IMAGE_FORMAT_NONE: |
image->format = MESA_FORMAT_NONE; |
break; |
default: |
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, false); |
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, |
false); |
|
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 inline uint32_t |
intel_dri_format(GLuint format) |
{ |
switch (format) { |
case MESA_FORMAT_RGB565: |
return __DRI_IMAGE_FORMAT_RGB565; |
case MESA_FORMAT_XRGB8888: |
return __DRI_IMAGE_FORMAT_XRGB8888; |
case MESA_FORMAT_ARGB8888: |
return __DRI_IMAGE_FORMAT_ARGB8888; |
case MESA_FORMAT_RGBA8888_REV: |
return __DRI_IMAGE_FORMAT_ABGR8888; |
case MESA_FORMAT_R8: |
return __DRI_IMAGE_FORMAT_R8; |
case MESA_FORMAT_RG88: |
return __DRI_IMAGE_FORMAT_GR88; |
} |
|
return MESA_FORMAT_NONE; |
} |
|
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 = intel_dri_format(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->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 = intel_dri_format(image->format); |
if (image->dri_format == MESA_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; |
} |
|
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: |
if (drm_intel_bo_gem_export_to_prime(image->region->bo, value) == 0) |
return true; |
return false; |
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, |
1, width, height, |
strides[0], fds[0], "image"); |
if (image->region == NULL) { |
free(image); |
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_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, false); |
if (offset & mask_x) |
_mesa_warning(NULL, |
"intel_create_sub_image: offset not on tile boundary"); |
|
return image; |
} |
|
static struct __DRIimageExtensionRec 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 const __DRIextension *intelScreenExtensions[] = { |
&intelTexBufferExtension.base, |
&intelFlushExtension.base, |
&intelImageExtension.base, |
&dri2ConfigQueryExtension.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; |
gl_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_RGB565; |
else if (mesaVis->sRGBCapable) |
rgbFormat = MESA_FORMAT_SARGB8; |
else if (mesaVis->alphaBits == 0) |
rgbFormat = MESA_FORMAT_XRGB8888; |
else |
rgbFormat = MESA_FORMAT_ARGB8888; |
|
/* setup the hardware-based renderbuffers */ |
rb = intel_create_renderbuffer(rgbFormat); |
_mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &rb->Base.Base); |
|
if (mesaVis->doubleBufferMode) { |
rb = intel_create_renderbuffer(rgbFormat); |
_mesa_add_renderbuffer(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_S8_Z24); |
_mesa_add_renderbuffer(fb, BUFFER_DEPTH, &rb->Base.Base); |
_mesa_add_renderbuffer(fb, BUFFER_STENCIL, &rb->Base.Base); |
} |
else if (mesaVis->depthBits == 16) { |
assert(mesaVis->stencilBits == 0); |
rb = intel_create_private_renderbuffer(MESA_FORMAT_Z16); |
_mesa_add_renderbuffer(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 */ |
false /* never sw aux */ ); |
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, |
unsigned *error, |
void *sharedContextPrivate); |
|
extern bool |
i915CreateContext(int api, |
const struct gl_config *mesaVis, |
__DRIcontext *driContextPriv, |
unsigned major_version, |
unsigned minor_version, |
unsigned *error, |
void *sharedContextPrivate); |
|
static GLboolean |
intelCreateContext(gl_api api, |
const struct gl_config * mesaVis, |
__DRIcontext * driContextPriv, |
unsigned major_version, |
unsigned minor_version, |
uint32_t flags, |
unsigned *error, |
void *sharedContextPrivate) |
{ |
bool success = false; |
|
__DRIscreen *sPriv = driContextPriv->driScreenPriv; |
struct intel_screen *intelScreen = sPriv->driverPrivate; |
|
if (IS_9XX(intelScreen->deviceID)) { |
success = i915CreateContext(api, mesaVis, driContextPriv, |
major_version, minor_version, error, |
sharedContextPrivate); |
} else { |
intelScreen->no_vbo = true; |
success = i830CreateContext(api, mesaVis, driContextPriv, |
major_version, minor_version, 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 = getenv("INTEL_NO_HW") != NULL; |
|
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 bool |
intel_detect_swizzling(struct intel_screen *screen) |
{ |
drm_intel_bo *buffer; |
unsigned long flags = 0; |
unsigned long aligned_pitch; |
uint32_t tiling = I915_TILING_X; |
uint32_t swizzle_mode = 0; |
|
buffer = drm_intel_bo_alloc_tiled(screen->bufmgr, "swizzle test", |
64, 64, 4, |
&tiling, &aligned_pitch, flags); |
if (buffer == NULL) |
return false; |
|
drm_intel_bo_get_tiling(buffer, &tiling, &swizzle_mode); |
drm_intel_bo_unreference(buffer); |
|
if (swizzle_mode == I915_BIT_6_SWIZZLE_NONE) |
return false; |
else |
return true; |
} |
|
static __DRIconfig** |
intel_screen_make_configs(__DRIscreen *dri_screen) |
{ |
static const gl_format formats[] = { |
MESA_FORMAT_RGB565, |
MESA_FORMAT_ARGB8888 |
}; |
|
/* GLX_SWAP_COPY_OML is not supported due to page flipping. */ |
static const GLenum back_buffer_modes[] = { |
GLX_SWAP_UNDEFINED_OML, GLX_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_RGB565) { |
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); |
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_RGB565) { |
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); |
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) |
{ |
int gl_version_override = _mesa_get_gl_version_override(); |
|
switch (screen->gen) { |
case 3: |
screen->max_gl_core_version = 0; |
screen->max_gl_es1_version = 11; |
screen->max_gl_compat_version = 21; |
screen->max_gl_es2_version = 20; |
break; |
case 2: |
screen->max_gl_core_version = 0; |
screen->max_gl_compat_version = 13; |
screen->max_gl_es1_version = 11; |
screen->max_gl_es2_version = 0; |
break; |
default: |
assert(!"unrecognized intel_screen::gen"); |
break; |
} |
|
if (gl_version_override >= 31) { |
screen->max_gl_core_version = MAX2(screen->max_gl_core_version, |
gl_version_override); |
} else { |
screen->max_gl_compat_version = MAX2(screen->max_gl_compat_version, |
gl_version_override); |
} |
|
#ifndef FEATURE_ES1 |
screen->max_gl_es1_version = 0; |
#endif |
|
#ifndef FEATURE_ES2 |
screen->max_gl_es2_version = 0; |
#endif |
} |
|
/** |
* 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->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, |
__driConfigOptions, __driNConfigOptions); |
|
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_9XX(intelScreen->deviceID)) { |
intelScreen->gen = 3; |
} else { |
intelScreen->gen = 2; |
} |
|
intelScreen->hw_has_swizzling = intel_detect_swizzling(intelScreen); |
|
set_max_gl_versions(intelScreen); |
|
psp->api_mask = (1 << __DRI_API_OPENGL); |
if (intelScreen->max_gl_core_version > 0) |
psp->api_mask |= (1 << __DRI_API_OPENGL_CORE); |
if (intelScreen->max_gl_es1_version > 0) |
psp->api_mask |= (1 << __DRI_API_GLES); |
if (intelScreen->max_gl_es2_version > 0) |
psp->api_mask |= (1 << __DRI_API_GLES2); |
if (intelScreen->max_gl_es2_version >= 30) |
psp->api_mask |= (1 << __DRI_API_GLES3); |
|
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); |
} |
|
|
const struct __DriverAPIRec driDriverAPI = { |
.InitScreen = intelInitScreen2, |
.DestroyScreen = intelDestroyScreen, |
.CreateContext = intelCreateContext, |
.DestroyContext = intelDestroyContext, |
.CreateBuffer = intelCreateBuffer, |
.DestroyBuffer = intelDestroyBuffer, |
.MakeCurrent = intelMakeCurrent, |
.UnbindContext = intelUnbindContext, |
.AllocateBuffer = intelAllocateBuffer, |
.ReleaseBuffer = intelReleaseBuffer |
}; |
|
/* This is the table of extensions that the loader will dlsym() for. */ |
PUBLIC const __DRIextension *__driDriverExtensions[] = { |
&driCoreExtension.base, |
&driDRI2Extension.base, |
NULL |
}; |