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-rw-r--r--src/gallium/state_trackers/dri/drm/Makefile33
-rw-r--r--src/gallium/state_trackers/dri/drm/SConscript28
-rw-r--r--src/gallium/state_trackers/dri/drm/dri1.c526
-rw-r--r--src/gallium/state_trackers/dri/drm/dri1.h59
l---------src/gallium/state_trackers/dri/drm/dri1_helper.c1
-rw-r--r--src/gallium/state_trackers/dri/drm/dri2.c413
-rw-r--r--src/gallium/state_trackers/dri/drm/dri2.h46
l---------src/gallium/state_trackers/dri/drm/dri_context.c1
l---------src/gallium/state_trackers/dri/drm/dri_drawable.c1
l---------src/gallium/state_trackers/dri/drm/dri_extensions.c1
l---------src/gallium/state_trackers/dri/drm/dri_screen.c1
l---------src/gallium/state_trackers/dri/drm/dri_st_api.c1
12 files changed, 1111 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/dri/drm/Makefile b/src/gallium/state_trackers/dri/drm/Makefile
new file mode 100644
index 0000000000..c43bfee8b8
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/Makefile
@@ -0,0 +1,33 @@
+TOP = ../../../../..
+include $(TOP)/configs/current
+
+LIBNAME = dridrm
+
+LIBRARY_INCLUDES = \
+ -I$(TOP)/include \
+ -I$(TOP)/src/mesa \
+ -I$(TOP)/src/gallium/state_trackers/dri \
+ -I$(TOP)/src/mesa/drivers/dri/common \
+ -I$(TOP)/src/mesa/main \
+ $(shell pkg-config --cflags-only-I libdrm)
+
+
+C_SOURCES = \
+ dri_context.c \
+ dri_screen.c \
+ dri_drawable.c \
+ dri_extensions.c \
+ dri_st_api.c \
+ dri1_helper.c \
+ dri1.c \
+ dri2.c
+
+# $(TOP)/src/mesa/drivers/dri/common/utils.c \
+ $(TOP)/src/mesa/drivers/dri/common/vblank.c \
+ $(TOP)/src/mesa/drivers/dri/common/dri_util.c \
+ $(TOP)/src/mesa/drivers/dri/common/xmlconfig.c \
+ $(TOP)/src/mesa/drivers/common/driverfuncs.c \
+ $(TOP)/src/mesa/drivers/dri/common/texmem.c \
+ $(TOP)/src/mesa/drivers/dri/common/drirenderbuffer.c
+
+include ../../../Makefile.template
diff --git a/src/gallium/state_trackers/dri/drm/SConscript b/src/gallium/state_trackers/dri/drm/SConscript
new file mode 100644
index 0000000000..a9c359c2e8
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/SConscript
@@ -0,0 +1,28 @@
+#######################################################################
+# SConscript for dri state_tracker
+
+Import('*')
+
+if env['dri']:
+
+ env = env.Clone()
+
+ env.Append(CPPPATH = [
+ '#/src/mesa',
+ '#/src/gallium/state_trackers/dri',
+ '#/src/mesa/drivers/dri/common',
+ ])
+
+ st_dri = env.ConvenienceLibrary(
+ target = 'st_dri',
+ source = [ 'dri_context.c',
+ 'dri_drawable.c',
+ 'dri_extensions.c',
+ 'dri_screen.c',
+ 'dri_st_api.c',
+ 'dri1_helper.c',
+ 'dri1.c',
+ 'dri2.c',
+ ]
+ )
+ Export('st_dri')
diff --git a/src/gallium/state_trackers/dri/drm/dri1.c b/src/gallium/state_trackers/dri/drm/dri1.c
new file mode 100644
index 0000000000..98bdb2936a
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri1.c
@@ -0,0 +1,526 @@
+/**************************************************************************
+ *
+ * Copyright 2009, 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.
+ *
+ **************************************************************************/
+/*
+ * Author: Keith Whitwell <keithw@vmware.com>
+ * Author: Jakob Bornecrantz <wallbraker@gmail.com>
+ */
+
+/* XXX DRI1 is untested after the switch to st_api.h */
+
+#include "util/u_memory.h"
+#include "util/u_rect.h"
+#include "util/u_inlines.h"
+#include "pipe/p_context.h"
+#include "state_tracker/dri1_api.h"
+
+#include "dri_screen.h"
+#include "dri_context.h"
+#include "dri_drawable.h"
+#include "dri_st_api.h"
+#include "dri1_helper.h"
+#include "dri1.h"
+
+static INLINE void
+dri1_lock(struct dri_context *ctx)
+{
+ drm_context_t hw_context = ctx->cPriv->hHWContext;
+ char ret = 0;
+
+ DRM_CAS(ctx->lock, hw_context, DRM_LOCK_HELD | hw_context, ret);
+ if (ret) {
+ drmGetLock(ctx->sPriv->fd, hw_context, 0);
+ ctx->stLostLock = TRUE;
+ ctx->wsLostLock = TRUE;
+ }
+ ctx->isLocked = TRUE;
+}
+
+static INLINE void
+dri1_unlock(struct dri_context *ctx)
+{
+ ctx->isLocked = FALSE;
+ DRM_UNLOCK(ctx->sPriv->fd, ctx->lock, ctx->cPriv->hHWContext);
+}
+
+static void
+dri1_update_drawables_locked(struct dri_context *ctx,
+ __DRIdrawable * driDrawPriv,
+ __DRIdrawable * driReadPriv)
+{
+ if (ctx->stLostLock) {
+ ctx->stLostLock = FALSE;
+ if (driDrawPriv == driReadPriv)
+ DRI_VALIDATE_DRAWABLE_INFO(ctx->sPriv, driDrawPriv);
+ else
+ DRI_VALIDATE_TWO_DRAWABLES_INFO(ctx->sPriv, driDrawPriv,
+ driReadPriv);
+ }
+}
+
+/**
+ * This ensures all contexts which bind to a drawable pick up the
+ * drawable change and signal new buffer state.
+ */
+static void
+dri1_propagate_drawable_change(struct dri_context *ctx)
+{
+ __DRIdrawable *dPriv = ctx->dPriv;
+ __DRIdrawable *rPriv = ctx->rPriv;
+ struct dri_drawable *draw = dri_drawable(dPriv);
+ struct dri_drawable *read = dri_drawable(rPriv);
+ boolean flushed = FALSE;
+
+ if (dPriv && draw->texture_stamp != dPriv->lastStamp) {
+ ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
+ flushed = TRUE;
+ ctx->st->notify_invalid_framebuffer(ctx->st, draw->stfb);
+ }
+
+ if (rPriv && dPriv != rPriv && read->texture_stamp != rPriv->lastStamp) {
+ if (!flushed)
+ ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
+ ctx->st->notify_invalid_framebuffer(ctx->st, read->stfb);
+ }
+}
+
+static INLINE boolean
+dri1_intersect_src_bbox(struct drm_clip_rect *dst,
+ int dst_x,
+ int dst_y,
+ const struct drm_clip_rect *src,
+ const struct drm_clip_rect *bbox)
+{
+ int xy1;
+ int xy2;
+
+ xy1 = ((int)src->x1 > (int)bbox->x1 + dst_x) ? src->x1 :
+ (int)bbox->x1 + dst_x;
+ xy2 = ((int)src->x2 < (int)bbox->x2 + dst_x) ? src->x2 :
+ (int)bbox->x2 + dst_x;
+ if (xy1 >= xy2 || xy1 < 0)
+ return FALSE;
+
+ dst->x1 = xy1;
+ dst->x2 = xy2;
+
+ xy1 = ((int)src->y1 > (int)bbox->y1 + dst_y) ? src->y1 :
+ (int)bbox->y1 + dst_y;
+ xy2 = ((int)src->y2 < (int)bbox->y2 + dst_y) ? src->y2 :
+ (int)bbox->y2 + dst_y;
+ if (xy1 >= xy2 || xy1 < 0)
+ return FALSE;
+
+ dst->y1 = xy1;
+ dst->y2 = xy2;
+ return TRUE;
+}
+
+static void
+dri1_swap_copy(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ struct pipe_surface *src,
+ __DRIdrawable * dPriv, const struct drm_clip_rect *bbox)
+{
+ struct drm_clip_rect clip;
+ struct drm_clip_rect *cur;
+ int i;
+
+ cur = dPriv->pClipRects;
+
+ for (i = 0; i < dPriv->numClipRects; ++i) {
+ if (dri1_intersect_src_bbox(&clip, dPriv->x, dPriv->y, cur++, bbox)) {
+ if (pipe->surface_copy) {
+ pipe->surface_copy(pipe, dst, clip.x1, clip.y1,
+ src,
+ (int)clip.x1 - dPriv->x,
+ (int)clip.y1 - dPriv->y,
+ clip.x2 - clip.x1, clip.y2 - clip.y1);
+ } else {
+ util_surface_copy(pipe, FALSE, dst, clip.x1, clip.y1,
+ src,
+ (int)clip.x1 - dPriv->x,
+ (int)clip.y1 - dPriv->y,
+ clip.x2 - clip.x1, clip.y2 - clip.y1);
+ }
+ }
+ }
+}
+
+static void
+dri1_present_texture_locked(__DRIdrawable * dPriv,
+ struct pipe_texture *ptex,
+ const struct drm_clip_rect *sub_box,
+ struct pipe_fence_handle **fence)
+{
+ struct dri_drawable *drawable = dri_drawable(dPriv);
+ struct dri_screen *screen = dri_screen(drawable->sPriv);
+ struct pipe_context *pipe;
+ struct pipe_surface *psurf;
+ struct drm_clip_rect bbox;
+ boolean visible = TRUE;
+
+ *fence = NULL;
+
+ bbox.x1 = 0;
+ bbox.x2 = ptex->width0;
+ bbox.y1 = 0;
+ bbox.y2 = ptex->height0;
+
+ if (sub_box)
+ visible = dri1_intersect_src_bbox(&bbox, 0, 0, &bbox, sub_box);
+ if (!visible)
+ return;
+
+ pipe = dri1_get_pipe_context(screen);
+ psurf = dri1_get_pipe_surface(drawable, ptex);
+ if (!pipe || !psurf)
+ return;
+
+ if (__dri1_api_hooks->present_locked) {
+ __dri1_api_hooks->present_locked(pipe, psurf,
+ dPriv->pClipRects, dPriv->numClipRects,
+ dPriv->x, dPriv->y, &bbox, fence);
+ } else if (__dri1_api_hooks->front_srf_locked) {
+ struct pipe_surface *front = __dri1_api_hooks->front_srf_locked(pipe);
+
+ if (front)
+ dri1_swap_copy(pipe, front, psurf, dPriv, &bbox);
+
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, fence);
+ }
+}
+
+static void
+dri1_copy_to_front(struct dri_context *ctx,
+ struct pipe_texture *ptex,
+ __DRIdrawable * dPriv,
+ const struct drm_clip_rect *sub_box,
+ struct pipe_fence_handle **fence)
+{
+ boolean save_lost_lock;
+
+ dri1_lock(ctx);
+ save_lost_lock = ctx->stLostLock;
+ dri1_update_drawables_locked(ctx, dPriv, dPriv);
+
+ dri1_present_texture_locked(dPriv, ptex, sub_box, fence);
+
+ ctx->stLostLock = save_lost_lock;
+
+ /**
+ * FIXME: Revisit this: Update drawables on copy_sub_buffer ?
+ */
+
+ if (!sub_box)
+ dri1_update_drawables_locked(ctx, ctx->dPriv, ctx->rPriv);
+
+ dri1_unlock(ctx);
+ dri1_propagate_drawable_change(ctx);
+}
+
+/*
+ * Backend functions for st_framebuffer interface and swap_buffers.
+ */
+
+void
+dri1_flush_frontbuffer(struct dri_drawable *draw,
+ enum st_attachment_type statt)
+{
+ struct dri_context *ctx = dri_get_current();
+ struct dri_screen *screen = dri_screen(draw->sPriv);
+ struct pipe_screen *pipe_screen = screen->pipe_screen;
+ struct pipe_fence_handle *dummy_fence;
+ struct pipe_texture *ptex;
+
+ if (!ctx)
+ return; /* For now */
+
+ ptex = draw->textures[statt];
+ if (ptex) {
+ dri1_copy_to_front(ctx, ptex, ctx->dPriv, NULL, &dummy_fence);
+ pipe_screen->fence_reference(pipe_screen, &dummy_fence, NULL);
+ }
+
+ /**
+ * FIXME: Do we need swap throttling here?
+ */
+}
+
+void
+dri1_swap_buffers(__DRIdrawable * dPriv)
+{
+ struct dri_context *ctx = dri_get_current();
+ struct dri_drawable *draw = dri_drawable(dPriv);
+ struct dri_screen *screen = dri_screen(draw->sPriv);
+ struct pipe_screen *pipe_screen = screen->pipe_screen;
+ struct pipe_fence_handle *fence;
+ struct pipe_texture *ptex;
+
+ assert(__dri1_api_hooks != NULL);
+
+ if (!ctx)
+ return; /* For now */
+
+ ptex = draw->textures[ST_ATTACHMENT_BACK_LEFT];
+ if (ptex) {
+ ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
+ fence = dri1_swap_fences_pop_front(draw);
+ if (fence) {
+ (void)pipe_screen->fence_finish(pipe_screen, fence, 0);
+ pipe_screen->fence_reference(pipe_screen, &fence, NULL);
+ }
+ dri1_copy_to_front(ctx, ptex, dPriv, NULL, &fence);
+ dri1_swap_fences_push_back(draw, fence);
+ pipe_screen->fence_reference(pipe_screen, &fence, NULL);
+ }
+}
+
+void
+dri1_copy_sub_buffer(__DRIdrawable * dPriv, int x, int y, int w, int h)
+{
+ struct dri_context *ctx = dri_get_current();
+ struct dri_screen *screen = dri_screen(dPriv->driScreenPriv);
+ struct pipe_screen *pipe_screen = screen->pipe_screen;
+ struct drm_clip_rect sub_bbox;
+ struct dri_drawable *draw = dri_drawable(dPriv);
+ struct pipe_fence_handle *dummy_fence;
+ struct pipe_texture *ptex;
+
+ assert(__dri1_api_hooks != NULL);
+
+ if (!ctx)
+ return;
+
+ sub_bbox.x1 = x;
+ sub_bbox.x2 = x + w;
+ sub_bbox.y1 = y;
+ sub_bbox.y2 = y + h;
+
+ ptex = draw->textures[ST_ATTACHMENT_BACK_LEFT];
+ if (ptex) {
+ ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
+ dri1_copy_to_front(ctx, ptex, dPriv, &sub_bbox, &dummy_fence);
+ pipe_screen->fence_reference(pipe_screen, &dummy_fence, NULL);
+ }
+}
+
+/**
+ * Allocate framebuffer attachments.
+ *
+ * During fixed-size operation, the function keeps allocating new attachments
+ * as they are requested. Unused attachments are not removed, not until the
+ * framebuffer is resized or destroyed.
+ */
+void
+dri1_allocate_textures(struct dri_drawable *drawable,
+ unsigned mask)
+{
+ struct dri_screen *screen = dri_screen(drawable->sPriv);
+ struct pipe_texture templ;
+ unsigned width, height;
+ boolean resized;
+ int i;
+
+ width = drawable->dPriv->w;
+ height = drawable->dPriv->h;
+
+ resized = (drawable->old_w != width ||
+ drawable->old_h != height);
+
+ /* remove outdated textures */
+ if (resized) {
+ for (i = 0; i < ST_ATTACHMENT_COUNT; i++)
+ pipe_texture_reference(&drawable->textures[i], NULL);
+ }
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.width0 = width;
+ templ.height0 = height;
+ templ.depth0 = 1;
+ templ.last_level = 0;
+
+ for (i = 0; i < ST_ATTACHMENT_COUNT; i++) {
+ enum pipe_format format;
+ unsigned tex_usage;
+
+ /* the texture already exists or not requested */
+ if (drawable->textures[i] || !(mask & (1 << i))) {
+ continue;
+ }
+
+ switch (i) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ case ST_ATTACHMENT_BACK_LEFT:
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ case ST_ATTACHMENT_BACK_RIGHT:
+ format = drawable->stvis.color_format;
+ tex_usage = PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_RENDER_TARGET;
+ break;
+ case ST_ATTACHMENT_DEPTH_STENCIL:
+ format = drawable->stvis.depth_stencil_format;
+ tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ break;
+ default:
+ format = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ if (format != PIPE_FORMAT_NONE) {
+ templ.format = format;
+ templ.tex_usage = tex_usage;
+
+ drawable->textures[i] =
+ screen->pipe_screen->texture_create(screen->pipe_screen, &templ);
+ }
+ }
+
+ drawable->old_w = width;
+ drawable->old_h = height;
+}
+
+static void
+st_dri_lock(struct pipe_context *pipe)
+{
+ dri1_lock((struct dri_context *)pipe->priv);
+}
+
+static void
+st_dri_unlock(struct pipe_context *pipe)
+{
+ dri1_unlock((struct dri_context *)pipe->priv);
+}
+
+static boolean
+st_dri_is_locked(struct pipe_context *pipe)
+{
+ return ((struct dri_context *)pipe->priv)->isLocked;
+}
+
+static boolean
+st_dri_lost_lock(struct pipe_context *pipe)
+{
+ return ((struct dri_context *)pipe->priv)->wsLostLock;
+}
+
+static void
+st_dri_clear_lost_lock(struct pipe_context *pipe)
+{
+ ((struct dri_context *)pipe->priv)->wsLostLock = FALSE;
+}
+
+static struct dri1_api_lock_funcs dri1_lf = {
+ .lock = st_dri_lock,
+ .unlock = st_dri_unlock,
+ .is_locked = st_dri_is_locked,
+ .is_lock_lost = st_dri_lost_lock,
+ .clear_lost_lock = st_dri_clear_lost_lock
+};
+
+/*
+ * Backend function for init_screen.
+ */
+
+static const __DRIextension *dri1_screen_extensions[] = {
+ &driReadDrawableExtension,
+ &driCopySubBufferExtension.base,
+ &driSwapControlExtension.base,
+ &driFrameTrackingExtension.base,
+ &driMediaStreamCounterExtension.base,
+ NULL
+};
+
+struct dri1_api *__dri1_api_hooks = NULL;
+
+static INLINE void
+dri1_copy_version(struct dri1_api_version *dst,
+ const struct __DRIversionRec *src)
+{
+ dst->major = src->major;
+ dst->minor = src->minor;
+ dst->patch_level = src->patch;
+}
+
+const __DRIconfig **
+dri1_init_screen(__DRIscreen * sPriv)
+{
+ struct dri_screen *screen;
+ const __DRIconfig **configs;
+ struct dri1_create_screen_arg arg;
+
+ screen = CALLOC_STRUCT(dri_screen);
+ if (!screen)
+ return NULL;
+
+ screen->api = drm_api_create();
+ screen->sPriv = sPriv;
+ screen->fd = sPriv->fd;
+ screen->drmLock = (drmLock *) & sPriv->pSAREA->lock;
+
+ sPriv->private = (void *)screen;
+ sPriv->extensions = dri1_screen_extensions;
+
+ arg.base.mode = DRM_CREATE_DRI1;
+ arg.lf = &dri1_lf;
+ arg.ddx_info = sPriv->pDevPriv;
+ arg.ddx_info_size = sPriv->devPrivSize;
+ arg.sarea = sPriv->pSAREA;
+ dri1_copy_version(&arg.ddx_version, &sPriv->ddx_version);
+ dri1_copy_version(&arg.dri_version, &sPriv->dri_version);
+ dri1_copy_version(&arg.drm_version, &sPriv->drm_version);
+ arg.api = NULL;
+
+ screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg.base);
+
+ if (!screen->pipe_screen || !arg.api) {
+ debug_printf("%s: failed to create dri1 screen\n", __FUNCTION__);
+ goto out_no_screen;
+ }
+
+ __dri1_api_hooks = arg.api;
+
+ driParseOptionInfo(&screen->optionCache,
+ __driConfigOptions, __driNConfigOptions);
+
+ /**
+ * FIXME: If the driver supports format conversion swapbuffer blits, we might
+ * want to support other color bit depths than the server is currently
+ * using.
+ */
+
+ configs = dri_fill_in_modes(screen, sPriv->fbBPP);
+ if (!configs)
+ goto out_no_configs;
+
+ return configs;
+ out_no_configs:
+ screen->pipe_screen->destroy(screen->pipe_screen);
+ out_no_screen:
+ FREE(screen);
+ return NULL;
+}
diff --git a/src/gallium/state_trackers/dri/drm/dri1.h b/src/gallium/state_trackers/dri/drm/dri1.h
new file mode 100644
index 0000000000..f7441f98ab
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri1.h
@@ -0,0 +1,59 @@
+/**************************************************************************
+ *
+ * Copyright 2009, 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.
+ *
+ **************************************************************************/
+/*
+ * Author: Keith Whitwell <keithw@vmware.com>
+ * Author: Jakob Bornecrantz <wallbraker@gmail.com>
+ */
+
+#ifndef DRI1_H
+#define DRI1_H
+
+#include "dri_context.h"
+#include "dri_drawable.h"
+
+#include "state_tracker/st_api.h"
+#include "dri_wrapper.h"
+
+extern struct dri1_api *__dri1_api_hooks;
+
+const __DRIconfig **
+dri1_init_screen(__DRIscreen * sPriv);
+
+void
+dri1_flush_frontbuffer(struct dri_drawable *drawable,
+ enum st_attachment_type statt);
+
+void
+dri1_allocate_textures(struct dri_drawable *drawable,
+ unsigned mask);
+
+void dri1_swap_buffers(__DRIdrawable * dPriv);
+
+void
+dri1_copy_sub_buffer(__DRIdrawable * dPriv, int x, int y, int w, int h);
+
+#endif /* DRI1_H */
diff --git a/src/gallium/state_trackers/dri/drm/dri1_helper.c b/src/gallium/state_trackers/dri/drm/dri1_helper.c
new file mode 120000
index 0000000000..7006a8d882
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri1_helper.c
@@ -0,0 +1 @@
+../dri1_helper.c \ No newline at end of file
diff --git a/src/gallium/state_trackers/dri/drm/dri2.c b/src/gallium/state_trackers/dri/drm/dri2.c
new file mode 100644
index 0000000000..108b18e9d3
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri2.c
@@ -0,0 +1,413 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright 2009, VMware, Inc.
+ * All Rights Reserved.
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * 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, sublicense,
+ * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL 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.
+ *
+ * Authors:
+ * Keith Whitwell <keithw@vmware.com>
+ * Jakob Bornecrantz <wallbraker@gmail.com>
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+#include "util/u_format.h"
+#include "util/u_debug.h"
+#include "state_tracker/drm_api.h"
+
+#include "dri_screen.h"
+#include "dri_context.h"
+#include "dri_drawable.h"
+#include "dri_st_api.h"
+#include "dri2.h"
+
+/**
+ * DRI2 flush extension.
+ */
+static void
+dri2_flush_drawable(__DRIdrawable *draw)
+{
+}
+
+static void
+dri2_invalidate_drawable(__DRIdrawable *dPriv)
+{
+ struct dri_drawable *drawable = dri_drawable(dPriv);
+ struct dri_context *ctx = dri_context(dPriv->driContextPriv);
+
+ dri2InvalidateDrawable(dPriv);
+ drawable->dPriv->lastStamp = *drawable->dPriv->pStamp;
+
+ if (ctx)
+ ctx->st->notify_invalid_framebuffer(ctx->st, drawable->stfb);
+}
+
+static const __DRI2flushExtension dri2FlushExtension = {
+ { __DRI2_FLUSH, __DRI2_FLUSH_VERSION },
+ dri2_flush_drawable,
+ dri2_invalidate_drawable,
+};
+
+/**
+ * These are used for GLX_EXT_texture_from_pixmap
+ */
+static void
+dri2_set_tex_buffer2(__DRIcontext *pDRICtx, GLint target,
+ GLint format, __DRIdrawable *dPriv)
+{
+ struct dri_context *ctx = dri_context(pDRICtx);
+ struct dri_drawable *drawable = dri_drawable(dPriv);
+ struct pipe_texture *pt;
+
+ dri_st_framebuffer_validate_att(drawable->stfb, ST_ATTACHMENT_FRONT_LEFT);
+
+ pt = drawable->textures[ST_ATTACHMENT_FRONT_LEFT];
+
+ if (pt) {
+ ctx->st->teximage(ctx->st,
+ (target == GL_TEXTURE_2D) ? ST_TEXTURE_2D : ST_TEXTURE_RECT,
+ 0, drawable->stvis.color_format, pt, FALSE);
+ }
+}
+
+static void
+dri2_set_tex_buffer(__DRIcontext *pDRICtx, GLint target,
+ __DRIdrawable *dPriv)
+{
+ dri2_set_tex_buffer2(pDRICtx, target, __DRI_TEXTURE_FORMAT_RGBA, dPriv);
+}
+
+static const __DRItexBufferExtension dri2TexBufferExtension = {
+ { __DRI_TEX_BUFFER, __DRI_TEX_BUFFER_VERSION },
+ dri2_set_tex_buffer,
+ dri2_set_tex_buffer2,
+};
+
+/**
+ * Get the format of an attachment.
+ */
+static INLINE enum pipe_format
+dri2_drawable_get_format(struct dri_drawable *drawable,
+ enum st_attachment_type statt)
+{
+ enum pipe_format format;
+
+ switch (statt) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ case ST_ATTACHMENT_BACK_LEFT:
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ case ST_ATTACHMENT_BACK_RIGHT:
+ format = drawable->stvis.color_format;
+ break;
+ case ST_ATTACHMENT_DEPTH_STENCIL:
+ format = drawable->stvis.depth_stencil_format;
+ break;
+ default:
+ format = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ return format;
+}
+
+/**
+ * Retrieve __DRIbuffer from the DRI loader.
+ */
+static __DRIbuffer *
+dri2_drawable_get_buffers(struct dri_drawable *drawable,
+ const enum st_attachment_type *statts,
+ unsigned *count)
+{
+ __DRIdrawable *dri_drawable = drawable->dPriv;
+ struct __DRIdri2LoaderExtensionRec *loader = drawable->sPriv->dri2.loader;
+ boolean with_format;
+ __DRIbuffer *buffers;
+ int num_buffers;
+ unsigned attachments[10];
+ unsigned num_attachments, i;
+
+ assert(loader);
+ with_format = dri_with_format(drawable->sPriv);
+
+ num_attachments = 0;
+
+ /* for Xserver 1.6.0 (DRI2 version 1) we always need to ask for the front */
+ if (!with_format)
+ attachments[num_attachments++] = __DRI_BUFFER_FRONT_LEFT;
+
+ for (i = 0; i < *count; i++) {
+ enum pipe_format format;
+ int att, bpp;
+
+ format = dri2_drawable_get_format(drawable, statts[i]);
+ if (format == PIPE_FORMAT_NONE)
+ continue;
+
+ switch (statts[i]) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ /* already added */
+ if (!with_format)
+ continue;
+ att = __DRI_BUFFER_FRONT_LEFT;
+ break;
+ case ST_ATTACHMENT_BACK_LEFT:
+ att = __DRI_BUFFER_BACK_LEFT;
+ break;
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ att = __DRI_BUFFER_FRONT_RIGHT;
+ break;
+ case ST_ATTACHMENT_BACK_RIGHT:
+ att = __DRI_BUFFER_BACK_RIGHT;
+ break;
+ case ST_ATTACHMENT_DEPTH_STENCIL:
+ att = __DRI_BUFFER_DEPTH_STENCIL;
+ break;
+ default:
+ att = -1;
+ break;
+ }
+
+ bpp = util_format_get_blocksizebits(format);
+
+ if (att >= 0) {
+ attachments[num_attachments++] = att;
+ if (with_format) {
+ attachments[num_attachments++] = bpp;
+ }
+ }
+ }
+
+ if (with_format) {
+ num_attachments /= 2;
+ buffers = loader->getBuffersWithFormat(dri_drawable,
+ &dri_drawable->w, &dri_drawable->h,
+ attachments, num_attachments,
+ &num_buffers, dri_drawable->loaderPrivate);
+ }
+ else {
+ buffers = loader->getBuffers(dri_drawable,
+ &dri_drawable->w, &dri_drawable->h,
+ attachments, num_attachments,
+ &num_buffers, dri_drawable->loaderPrivate);
+ }
+
+ if (buffers) {
+ /* set one cliprect to cover the whole dri_drawable */
+ dri_drawable->x = 0;
+ dri_drawable->y = 0;
+ dri_drawable->backX = 0;
+ dri_drawable->backY = 0;
+ dri_drawable->numClipRects = 1;
+ dri_drawable->pClipRects[0].x1 = 0;
+ dri_drawable->pClipRects[0].y1 = 0;
+ dri_drawable->pClipRects[0].x2 = dri_drawable->w;
+ dri_drawable->pClipRects[0].y2 = dri_drawable->h;
+ dri_drawable->numBackClipRects = 1;
+ dri_drawable->pBackClipRects[0].x1 = 0;
+ dri_drawable->pBackClipRects[0].y1 = 0;
+ dri_drawable->pBackClipRects[0].x2 = dri_drawable->w;
+ dri_drawable->pBackClipRects[0].y2 = dri_drawable->h;
+
+ *count = num_buffers;
+ }
+
+ return buffers;
+}
+
+/**
+ * Process __DRIbuffer and convert them into pipe_textures.
+ */
+static void
+dri2_drawable_process_buffers(struct dri_drawable *drawable,
+ __DRIbuffer *buffers, unsigned count)
+{
+ struct dri_screen *screen = dri_screen(drawable->sPriv);
+ __DRIdrawable *dri_drawable = drawable->dPriv;
+ struct pipe_texture templ;
+ struct winsys_handle whandle;
+ boolean have_depth = FALSE;
+ unsigned i;
+
+ if (drawable->old_num == count &&
+ drawable->old_w == dri_drawable->w &&
+ drawable->old_h == dri_drawable->h &&
+ memcmp(drawable->old, buffers, sizeof(__DRIbuffer) * count) == 0)
+ return;
+
+ for (i = 0; i < ST_ATTACHMENT_COUNT; i++)
+ pipe_texture_reference(&drawable->textures[i], NULL);
+
+ memset(&templ, 0, sizeof(templ));
+ templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+ templ.target = PIPE_TEXTURE_2D;
+ templ.last_level = 0;
+ templ.width0 = dri_drawable->w;
+ templ.height0 = dri_drawable->h;
+ templ.depth0 = 1;
+
+ memset(&whandle, 0, sizeof(whandle));
+
+ for (i = 0; i < count; i++) {
+ __DRIbuffer *buf = &buffers[i];
+ enum st_attachment_type statt;
+ enum pipe_format format;
+
+ switch (buf->attachment) {
+ case __DRI_BUFFER_FRONT_LEFT:
+ if (!screen->auto_fake_front) {
+ statt = ST_ATTACHMENT_INVALID;
+ break;
+ }
+ /* fallthrough */
+ case __DRI_BUFFER_FAKE_FRONT_LEFT:
+ statt = ST_ATTACHMENT_FRONT_LEFT;
+ break;
+ case __DRI_BUFFER_BACK_LEFT:
+ statt = ST_ATTACHMENT_BACK_LEFT;
+ break;
+ case __DRI_BUFFER_DEPTH:
+ case __DRI_BUFFER_DEPTH_STENCIL:
+ case __DRI_BUFFER_STENCIL:
+ /* use only the first depth/stencil buffer */
+ if (!have_depth) {
+ have_depth = TRUE;
+ statt = ST_ATTACHMENT_DEPTH_STENCIL;
+ }
+ else {
+ statt = ST_ATTACHMENT_INVALID;
+ }
+ break;
+ default:
+ statt = ST_ATTACHMENT_INVALID;
+ break;
+ }
+
+ format = dri2_drawable_get_format(drawable, statt);
+ if (statt == ST_ATTACHMENT_INVALID || format == PIPE_FORMAT_NONE)
+ continue;
+
+ templ.format = format;
+ whandle.handle = buf->name;
+ whandle.stride = buf->pitch;
+
+ drawable->textures[statt] =
+ screen->pipe_screen->texture_from_handle(screen->pipe_screen,
+ &templ, &whandle);
+ }
+
+ drawable->old_num = count;
+ drawable->old_w = dri_drawable->w;
+ drawable->old_h = dri_drawable->h;
+ memcpy(drawable->old, buffers, sizeof(__DRIbuffer) * count);
+}
+
+/*
+ * Backend functions for st_framebuffer interface.
+ */
+
+void
+dri2_allocate_textures(struct dri_drawable *drawable,
+ const enum st_attachment_type *statts,
+ unsigned count)
+{
+ __DRIbuffer *buffers;
+ unsigned num_buffers = count;
+
+ buffers = dri2_drawable_get_buffers(drawable, statts, &num_buffers);
+ dri2_drawable_process_buffers(drawable, buffers, num_buffers);
+}
+
+void
+dri2_flush_frontbuffer(struct dri_drawable *drawable,
+ enum st_attachment_type statt)
+{
+ __DRIdrawable *dri_drawable = drawable->dPriv;
+ struct __DRIdri2LoaderExtensionRec *loader = drawable->sPriv->dri2.loader;
+
+ if (loader->flushFrontBuffer == NULL)
+ return;
+
+ if (statt == ST_ATTACHMENT_FRONT_LEFT) {
+ loader->flushFrontBuffer(dri_drawable, dri_drawable->loaderPrivate);
+ }
+}
+
+/*
+ * Backend function init_screen.
+ */
+
+static const __DRIextension *dri_screen_extensions[] = {
+ &driReadDrawableExtension,
+ &driCopySubBufferExtension.base,
+ &driSwapControlExtension.base,
+ &driFrameTrackingExtension.base,
+ &driMediaStreamCounterExtension.base,
+ &dri2TexBufferExtension.base,
+ &dri2FlushExtension.base,
+ NULL
+};
+
+/**
+ * This is the driver specific part of the createNewScreen entry point.
+ *
+ * Returns the __GLcontextModes supported by this driver.
+ */
+const __DRIconfig **
+dri2_init_screen(__DRIscreen * sPriv)
+{
+ struct dri_screen *screen;
+ struct drm_create_screen_arg arg;
+
+ screen = CALLOC_STRUCT(dri_screen);
+ if (!screen)
+ return NULL;
+
+ screen->api = drm_api_create();
+ screen->sPriv = sPriv;
+ screen->fd = sPriv->fd;
+ sPriv->private = (void *)screen;
+ sPriv->extensions = dri_screen_extensions;
+ arg.mode = DRM_CREATE_NORMAL;
+
+ screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg);
+ if (!screen->pipe_screen) {
+ debug_printf("%s: failed to create pipe_screen\n", __FUNCTION__);
+ goto fail;
+ }
+
+ screen->smapi = dri_create_st_manager(screen);
+ if (!screen->smapi)
+ goto fail;
+
+ driParseOptionInfo(&screen->optionCache,
+ __driConfigOptions, __driNConfigOptions);
+
+ screen->auto_fake_front = dri_with_format(sPriv);
+
+ return dri_fill_in_modes(screen, 32);
+fail:
+ dri_destroy_screen(sPriv);
+ return NULL;
+}
+
+/* vim: set sw=3 ts=8 sts=3 expandtab: */
diff --git a/src/gallium/state_trackers/dri/drm/dri2.h b/src/gallium/state_trackers/dri/drm/dri2.h
new file mode 100644
index 0000000000..379963431f
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri2.h
@@ -0,0 +1,46 @@
+/**************************************************************************
+ *
+ * Copyright 2009, 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.
+ *
+ **************************************************************************/
+
+#ifndef DRI2_H
+#define DRI2_H
+
+#include "dri_drawable.h"
+#include "dri_wrapper.h"
+
+const __DRIconfig **
+dri2_init_screen(__DRIscreen * sPriv);
+
+void
+dri2_flush_frontbuffer(struct dri_drawable *drawable,
+ enum st_attachment_type statt);
+
+void
+dri2_allocate_textures(struct dri_drawable *drawable,
+ const enum st_attachment_type *statts,
+ unsigned count);
+
+#endif /* DRI2_H */
diff --git a/src/gallium/state_trackers/dri/drm/dri_context.c b/src/gallium/state_trackers/dri/drm/dri_context.c
new file mode 120000
index 0000000000..989ef4438a
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri_context.c
@@ -0,0 +1 @@
+../dri_context.c \ No newline at end of file
diff --git a/src/gallium/state_trackers/dri/drm/dri_drawable.c b/src/gallium/state_trackers/dri/drm/dri_drawable.c
new file mode 120000
index 0000000000..422c4c1d74
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri_drawable.c
@@ -0,0 +1 @@
+../dri_drawable.c \ No newline at end of file
diff --git a/src/gallium/state_trackers/dri/drm/dri_extensions.c b/src/gallium/state_trackers/dri/drm/dri_extensions.c
new file mode 120000
index 0000000000..b793f06747
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri_extensions.c
@@ -0,0 +1 @@
+../dri_extensions.c \ No newline at end of file
diff --git a/src/gallium/state_trackers/dri/drm/dri_screen.c b/src/gallium/state_trackers/dri/drm/dri_screen.c
new file mode 120000
index 0000000000..938f4c3bdc
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri_screen.c
@@ -0,0 +1 @@
+../dri_screen.c \ No newline at end of file
diff --git a/src/gallium/state_trackers/dri/drm/dri_st_api.c b/src/gallium/state_trackers/dri/drm/dri_st_api.c
new file mode 120000
index 0000000000..9ae88230dd
--- /dev/null
+++ b/src/gallium/state_trackers/dri/drm/dri_st_api.c
@@ -0,0 +1 @@
+../dri_st_api.c \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 19:09:46 +0000