st/dri: Remove DRI1 support

Nobody used it and the current code had been trough so many
changes yet never once being tested.

4 files changed, 6 insertions, 596 deletions

diff --git a/src/gallium/state_trackers/dri/common/dri_screen.c b/src/gallium/state_trackers/dri/common/dri_screen.c
index fa1a35deb3..25cad8d46c 100644
--- a/src/gallium/state_trackers/dri/common/dri_screen.c
+++ b/src/gallium/state_trackers/dri/common/dri_screen.c
@@ -40,7 +40,6 @@
 #include "dri_drawable.h"
 #include "dri1_helper.h"
 #ifndef __NOT_HAVE_DRM_H
-#include "dri1.h"
 #include "dri2.h"
 #else
 #include "drisw.h"
@@ -296,22 +295,6 @@ dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
    /* let the state tracker allocate the accum buffer */
 }
 
-#ifndef __NOT_HAVE_DRM_H
-
-/**
- * Get information about previous buffer swaps.
- */
-static int
-dri_get_swap_info(__DRIdrawable * dPriv, __DRIswapInfo * sInfo)
-{
-   if (dPriv == NULL || dPriv->driverPrivate == NULL || sInfo == NULL)
-      return -1;
-   else
-      return 0;
-}
-
-#endif
-
 static boolean
 dri_get_egl_image(struct st_manager *smapi,
                   struct st_context_iface *stctxi,
@@ -435,14 +418,14 @@ const struct __DriverAPIRec driDriverAPI = {
 
 #ifndef __NOT_HAVE_DRM_H
 
-   .GetSwapInfo = dri_get_swap_info,
-   .GetDrawableMSC = driDrawableGetMSC32,
-   .WaitForMSC = driWaitForMSC32,
+   .GetSwapInfo = NULL,
+   .GetDrawableMSC = NULL,
+   .WaitForMSC = NULL,
    .InitScreen2 = dri2_init_screen,
 
-   .InitScreen = dri1_init_screen,
-   .SwapBuffers = dri1_swap_buffers,
-   .CopySubBuffer = dri1_copy_sub_buffer,
+   .InitScreen = NULL,
+   .SwapBuffers = NULL,
+   .CopySubBuffer = NULL,
 
 #else
 
diff --git a/src/gallium/state_trackers/dri/drm/Makefile b/src/gallium/state_trackers/dri/drm/Makefile
index 6c9d03fc5d..94fa61fec7 100644
--- a/src/gallium/state_trackers/dri/drm/Makefile
+++ b/src/gallium/state_trackers/dri/drm/Makefile
@@ -18,7 +18,6 @@ C_SOURCES = \
 	dri_screen.c \
 	dri_drawable.c \
 	dri1_helper.c \
-	dri1.c \
 	dri2.c
 
 #	$(TOP)/src/mesa/drivers/dri/common/utils.c \
diff --git a/src/gallium/state_trackers/dri/drm/dri1.c b/src/gallium/state_trackers/dri/drm/dri1.c
deleted file mode 100644
index 9f0b925731..0000000000
--- a/src/gallium/state_trackers/dri/drm/dri1.c
+++ /dev/null
@@ -1,521 +0,0 @@
-/**************************************************************************
- *
- * 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_surface.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 "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;
-   struct dri_drawable *read;
-   boolean flushed = FALSE;
-
-   if (dPriv) {
-      draw = dri_drawable(dPriv);
-   }
-
-   if (rPriv) {
-      read = dri_drawable(rPriv);
-   }
-
-   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->base);
-   }
-
-   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->base);
-   }
-}
-
-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;
-   struct pipe_subresource subdst, subsrc;
-   subsrc.face = 0;
-   subsrc.level = 0;
-   subdst.face = 0;
-   subdst.level = 0;
-
-   cur = dPriv->pClipRects;
-
-   for (i = 0; i < dPriv->numClipRects; ++i) {
-      if (dri1_intersect_src_bbox(&clip, dPriv->x, dPriv->y, cur++, bbox)) {
-         pipe->resource_copy_region(pipe, dst->texture, subdst,
-                                    clip.x1, clip.y1, 0,
-                                    src->texture, subsrc,
-                                    (int)clip.x1 - dPriv->x,
-                                    (int)clip.y1 - dPriv->y, 0,
-                                    clip.x2 - clip.x1, clip.y2 - clip.y1);
-      }
-   }
-}
-
-static void
-dri1_present_texture_locked(__DRIdrawable * dPriv,
-                            struct pipe_resource *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);
-   /* XXX should probably use resources instead of surfaces in the api
-      - we get surface but only use the texture from it it seems... */
-   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_resource *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.
- */
-
-static void
-dri1_flush_frontbuffer(struct dri_drawable *draw,
-                       enum st_attachment_type statt)
-{
-   struct dri_context *ctx = dri_get_current(draw->sPriv);
-   struct dri_screen *screen = dri_screen(draw->sPriv);
-   struct pipe_screen *pipe_screen = screen->base.screen;
-   struct pipe_fence_handle *dummy_fence;
-   struct pipe_resource *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_drawable *draw = dri_drawable(dPriv);
-   struct dri_context *ctx = dri_get_current(draw->sPriv);
-   struct dri_screen *screen = dri_screen(draw->sPriv);
-   struct pipe_screen *pipe_screen = screen->base.screen;
-   struct pipe_fence_handle *fence;
-   struct pipe_resource *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(dPriv->driScreenPriv);
-   struct dri_screen *screen = dri_screen(dPriv->driScreenPriv);
-   struct pipe_screen *pipe_screen = screen->base.screen;
-   struct drm_clip_rect sub_bbox;
-   struct dri_drawable *draw = dri_drawable(dPriv);
-   struct pipe_fence_handle *dummy_fence;
-   struct pipe_resource *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.
- */
-static void
-dri1_allocate_textures(struct dri_drawable *drawable,
-                       const enum st_attachment_type *statts,
-                       unsigned count)
-{
-   struct dri_screen *screen = dri_screen(drawable->sPriv);
-   struct pipe_resource 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_resource_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 < count; i++) {
-      enum pipe_format format;
-      unsigned bind;
-
-      /* the texture already exists */
-      if (drawable->textures[statts[i]])
-         continue;
-
-      dri_drawable_get_format(drawable, statts[i], &format, &bind);
-
-      if (format == PIPE_FORMAT_NONE)
-         continue;
-
-      templ.format = format;
-      templ.bind = bind;
-
-      drawable->textures[statts[i]] =
-         screen->base.screen->resource_create(screen->base.screen, &templ);
-   }
-
-   drawable->old_w = width;
-   drawable->old_h = height;
-}
-
-/*
- * Backend function for init_screen.
- */
-
-static const __DRIextension *dri1_screen_extensions[] = {
-   &driReadDrawableExtension,
-   &driCopySubBufferExtension.base,
-   &driSwapControlExtension.base,
-   &driFrameTrackingExtension.base,
-   &driMediaStreamCounterExtension.base,
-   NULL
-};
-
-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
-};
-
-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;
-}
-
-struct dri1_api *__dri1_api_hooks = NULL;
-
-const __DRIconfig **
-dri1_init_screen(__DRIscreen * sPriv)
-{
-   const __DRIconfig **configs;
-   struct pipe_screen *pscreen;
-   struct dri_screen *screen;
-   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;
-   screen->allocate_textures = dri1_allocate_textures;
-   screen->flush_frontbuffer = dri1_flush_frontbuffer;
-
-   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;
-
-   /**
-    * FIXME: If the driver supports format conversion swapbuffer blits, we might
-    * want to support other color bit depths than the server is currently
-    * using.
-    */
-
-   pscreen = screen->api->create_screen(screen->api, screen->fd, &arg.base);
-   /* dri_init_screen_helper checks pscreen for us */
-
-   configs = dri_init_screen_helper(screen, pscreen, sPriv->fbBPP);
-   if (!configs)
-      goto fail;
-
-   if (!arg.api) {
-      debug_printf("%s: failed to create dri1 screen\n", __FUNCTION__);
-      goto fail;
-   }
-
-   __dri1_api_hooks = arg.api;
-
-   return configs;
-fail:
-   if (configs)
-      FREE(configs);
-   dri_destroy_screen_helper(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
deleted file mode 100644
index a50188b368..0000000000
--- a/src/gallium/state_trackers/dri/drm/dri1.h
+++ /dev/null
@@ -1,51 +0,0 @@
-/**************************************************************************
- *
- * 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_swap_buffers(__DRIdrawable * dPriv);
-
-void
-dri1_copy_sub_buffer(__DRIdrawable * dPriv, int x, int y, int w, int h);
-
-#endif /* DRI1_H */