Merge branch 'master' into pipe-video

Conflicts:
	configs/linux-dri
	configure.ac
	src/gallium/drivers/nvfx/Makefile
	src/gallium/include/pipe/p_defines.h
	src/gallium/include/pipe/p_screen.h
	src/gallium/include/state_tracker/dri1_api.h
	src/gallium/include/state_tracker/drm_api.h
	src/gallium/tests/python/samples/tri.py
	src/gallium/tests/trivial/Makefile
	src/gallium/tests/unit/Makefile
	src/gallium/tests/unit/SConscript
	src/gallium/tests/unit/u_format_test.c
	src/gallium/winsys/nouveau/drm/nouveau_drm_api.c

12 files changed, 336 insertions, 265 deletions

diff --git a/src/gallium/state_trackers/xorg/SConscript b/src/gallium/state_trackers/xorg/SConscript
index 5d0b6613ac7..0b598dab6e3 100644
--- a/src/gallium/state_trackers/xorg/SConscript
+++ b/src/gallium/state_trackers/xorg/SConscript
@@ -11,13 +11,15 @@ if 'xorg' in env['statetrackers']:
 	'#/src/mesa',
     ])
 
-    env.ParseConfig('pkg-config --cflags --libs xorg-server')
+    env.ParseConfig('pkg-config --cflags --libs libdrm xorg-server')
 
     conf = env.Configure()
 
     if conf.CheckHeader('X11/extensions/dpmsconst.h'):
         env.Append(CPPDEFINES = [('HAVE_XEXTPROTO_71', '1')])
 
+    conf.Finish()
+
     st_xorg = env.ConvenienceLibrary(
 	target = 'st_xorg',
 	source = [ 'xorg_composite.c',
diff --git a/src/gallium/state_trackers/xorg/xorg_crtc.c b/src/gallium/state_trackers/xorg/xorg_crtc.c
index 669bd9edcf0..26a907f205e 100644
--- a/src/gallium/state_trackers/xorg/xorg_crtc.c
+++ b/src/gallium/state_trackers/xorg/xorg_crtc.c
@@ -50,6 +50,7 @@
 #include <X11/extensions/dpms.h>
 #endif
 
+#include "state_tracker/drm_driver.h"
 #include "util/u_inlines.h"
 #include "util/u_rect.h"
 
@@ -90,11 +91,11 @@ crtc_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
     xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
     modesettingPtr ms = modesettingPTR(crtc->scrn);
     xf86OutputPtr output = NULL;
-    drmModeConnectorPtr drm_connector;
     struct crtc_private *crtcp = crtc->driver_private;
     drmModeCrtcPtr drm_crtc = crtcp->drm_crtc;
     drmModeModeInfo drm_mode;
     int i, ret;
+    unsigned int connector_id;
 
     for (i = 0; i < config->num_output; output = NULL, i++) {
 	output = config->output[i];
@@ -106,7 +107,7 @@ crtc_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
     if (!output)
 	return FALSE;
 
-    drm_connector = output->driver_private;
+    connector_id = xorg_output_get_id(output);
 
     drm_mode.clock = mode->Clock;
     drm_mode.hdisplay = mode->HDisplay;
@@ -127,7 +128,7 @@ crtc_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
     drm_mode.name[DRM_DISPLAY_MODE_LEN - 1] = '\0';
 
     ret = drmModeSetCrtc(ms->fd, drm_crtc->crtc_id, ms->fb_id, x, y,
-			 &drm_connector->connector_id, 1, &drm_mode);
+			 &connector_id, 1, &drm_mode);
 
     if (ret)
 	return FALSE;
@@ -147,6 +148,7 @@ crtc_gamma_set(xf86CrtcPtr crtc, CARD16 * red, CARD16 * green, CARD16 * blue,
     /* XXX: hockup */
 }
 
+#if 0 /* Implement and enable to enable rotation and reflection. */
 static void *
 crtc_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
 {
@@ -169,6 +171,8 @@ crtc_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data)
     /* ScrnInfoPtr pScrn = crtc->scrn; */
 }
 
+#endif
+
 /*
  * Cursor functions
  */
@@ -363,9 +367,9 @@ static const xf86CrtcFuncsRec crtc_funcs = {
     .hide_cursor = crtc_hide_cursor,
     .load_cursor_argb = crtc_load_cursor_argb,
 
-    .shadow_create = crtc_shadow_create,
-    .shadow_allocate = crtc_shadow_allocate,
-    .shadow_destroy = crtc_shadow_destroy,
+    .shadow_create = NULL,
+    .shadow_allocate = NULL,
+    .shadow_destroy = NULL,
 
     .gamma_set = crtc_gamma_set,
     .destroy = crtc_destroy,
diff --git a/src/gallium/state_trackers/xorg/xorg_dri2.c b/src/gallium/state_trackers/xorg/xorg_dri2.c
index b90f9c908d2..704aed6a82c 100644
--- a/src/gallium/state_trackers/xorg/xorg_dri2.c
+++ b/src/gallium/state_trackers/xorg/xorg_dri2.c
@@ -42,6 +42,8 @@
 
 #include "util/u_format.h"
 
+#include "state_tracker/drm_driver.h"
+
 /* Make all the #if cases in the code esier to read */
 #ifndef DRI2INFOREC_VERSION
 #define DRI2INFOREC_VERSION 1
@@ -299,6 +301,7 @@ dri2_copy_region(DrawablePtr pDraw, RegionPtr pRegion,
     GCPtr gc;
     RegionPtr copy_clip;
     Bool save_accel;
+    CustomizerPtr cust = ms->cust;
 
     /*
      * In driCreateBuffers we dewrap windows into the
@@ -352,7 +355,8 @@ dri2_copy_region(DrawablePtr pDraw, RegionPtr pRegion,
     ValidateGC(dst_draw, gc);
 
     /* If this is a full buffer swap, throttle on the previous one */
-    if (dst_priv->fence && REGION_NUM_RECTS(pRegion) == 1) {
+    if (ms->swapThrottling &&
+	dst_priv->fence && REGION_NUM_RECTS(pRegion) == 1) {
 	BoxPtr extents = REGION_EXTENTS(pScreen, pRegion);
 
 	if (extents->x1 == 0 && extents->y1 == 0 &&
@@ -374,6 +378,9 @@ dri2_copy_region(DrawablePtr pDraw, RegionPtr pRegion,
     DamageRegionAppend(src_draw, pRegion);
     DamageRegionProcessPending(src_draw);
 
+   if (cust && cust->winsys_context_throttle)
+       cust->winsys_context_throttle(cust, ms->ctx, THROTTLE_SWAP);
+
     (*gc->ops->CopyArea)(src_draw, dst_draw, gc,
 			 0, 0, pDraw->width, pDraw->height, 0, 0);
     ms->exa->accel = save_accel;
@@ -381,8 +388,13 @@ dri2_copy_region(DrawablePtr pDraw, RegionPtr pRegion,
     FreeScratchGC(gc);
 
     ms->ctx->flush(ms->ctx, PIPE_FLUSH_SWAPBUFFERS,
-		   pDestBuffer->attachment == DRI2BufferFrontLeft ?
+		   (pDestBuffer->attachment == DRI2BufferFrontLeft
+		    && ms->swapThrottling) ?
 		   &dst_priv->fence : NULL);
+
+   if (cust && cust->winsys_context_throttle)
+       cust->winsys_context_throttle(cust, ms->ctx, THROTTLE_RENDER);
+
 }
 
 Bool
@@ -403,7 +415,7 @@ xorg_dri2_init(ScreenPtr pScreen)
     }
 #endif
 
-    dri2info.version = DRI2INFOREC_VERSION;
+    dri2info.version = min(DRI2INFOREC_VERSION, 3);
     dri2info.fd = ms->fd;
 
     dri2info.driverName = pScrn->driverName;
@@ -437,10 +449,12 @@ xorg_dri2_init(ScreenPtr pScreen)
     ms->d_depth_bits_last =
 	 ms->screen->is_format_supported(ms->screen, PIPE_FORMAT_Z24X8_UNORM,
 					 PIPE_TEXTURE_2D,
+					 0,
 					 PIPE_BIND_DEPTH_STENCIL, 0);
     ms->ds_depth_bits_last =
 	 ms->screen->is_format_supported(ms->screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
 					 PIPE_TEXTURE_2D,
+					 0,
 					 PIPE_BIND_DEPTH_STENCIL, 0);
 
     return DRI2ScreenInit(pScreen, &dri2info);
diff --git a/src/gallium/state_trackers/xorg/xorg_driver.c b/src/gallium/state_trackers/xorg/xorg_driver.c
index 3687ee0db4e..e10ff2f9508 100644
--- a/src/gallium/state_trackers/xorg/xorg_driver.c
+++ b/src/gallium/state_trackers/xorg/xorg_driver.c
@@ -51,6 +51,7 @@
 
 #include <pciaccess.h>
 
+#include "state_tracker/drm_driver.h"
 #include "pipe/p_context.h"
 #include "xorg_tracker.h"
 #include "xorg_winsys.h"
@@ -79,12 +80,18 @@ typedef enum
     OPTION_SW_CURSOR,
     OPTION_2D_ACCEL,
     OPTION_DEBUG_FALLBACK,
+    OPTION_THROTTLE_SWAP,
+    OPTION_THROTTLE_DIRTY,
+    OPTION_3D_ACCEL
 } drv_option_enums;
 
 static const OptionInfoRec drv_options[] = {
     {OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE},
     {OPTION_2D_ACCEL, "2DAccel", OPTV_BOOLEAN, {0}, FALSE},
     {OPTION_DEBUG_FALLBACK, "DebugFallback", OPTV_BOOLEAN, {0}, FALSE},
+    {OPTION_THROTTLE_SWAP, "SwapThrottling", OPTV_BOOLEAN, {0}, FALSE},
+    {OPTION_THROTTLE_DIRTY, "DirtyThrottling", OPTV_BOOLEAN, {0}, FALSE},
+    {OPTION_3D_ACCEL, "3DAccel", OPTV_BOOLEAN, {0}, FALSE},
     {-1, NULL, OPTV_NONE, {0}, FALSE}
 };
 
@@ -141,8 +148,6 @@ xorg_tracker_have_modesetting(ScrnInfoPtr pScrn, struct pci_device *device)
 
 static Bool drv_init_front_buffer_functions(ScrnInfoPtr pScrn);
 static Bool drv_close_screen(int scrnIndex, ScreenPtr pScreen);
-static Bool drv_save_hw_state(ScrnInfoPtr pScrn);
-static Bool drv_restore_hw_state(ScrnInfoPtr pScrn);
 
 
 /*
@@ -185,6 +190,7 @@ drv_crtc_resize(ScrnInfoPtr pScrn, int width, int height)
 {
     xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
     modesettingPtr ms = modesettingPTR(pScrn);
+    CustomizerPtr cust = ms->cust;
     ScreenPtr pScreen = pScrn->pScreen;
     int old_width, old_height;
     PixmapPtr rootPixmap;
@@ -193,6 +199,16 @@ drv_crtc_resize(ScrnInfoPtr pScrn, int width, int height)
     if (width == pScrn->virtualX && height == pScrn->virtualY)
 	return TRUE;
 
+    if (cust && cust->winsys_check_fb_size &&
+	!cust->winsys_check_fb_size(cust, width*pScrn->bitsPerPixel / 8,
+				    height)) {
+	xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
+		   "Requested framebuffer size %dx%dx%d will not fit "
+		   "in display memory.\n",
+		   width, height, pScrn->bitsPerPixel);
+	return FALSE;
+    }
+
     old_width = pScrn->virtualX;
     old_height = pScrn->virtualY;
     pScrn->virtualX = width;
@@ -265,18 +281,13 @@ drv_init_drm(ScrnInfoPtr pScrn)
 	    );
 
 
-	ms->api = drm_api_create();
-	ms->fd = drmOpen(ms->api ? ms->api->driver_name : NULL, BusID);
+	ms->fd = drmOpen(driver_descriptor.driver_name, BusID);
+	ms->isMaster = TRUE;
 	xfree(BusID);
 
 	if (ms->fd >= 0)
 	    return TRUE;
 
-	if (ms->api && ms->api->destroy)
-	    ms->api->destroy(ms->api);
-
-	ms->api = NULL;
-
 	return FALSE;
     }
 
@@ -284,21 +295,6 @@ drv_init_drm(ScrnInfoPtr pScrn)
 }
 
 static Bool
-drv_close_drm(ScrnInfoPtr pScrn)
-{
-    modesettingPtr ms = modesettingPTR(pScrn);
-
-    if (ms->api && ms->api->destroy)
-	ms->api->destroy(ms->api);
-    ms->api = NULL;
-
-    drmClose(ms->fd);
-    ms->fd = -1;
-
-    return TRUE;
-}
-
-static Bool
 drv_init_resource_management(ScrnInfoPtr pScrn)
 {
     modesettingPtr ms = modesettingPTR(pScrn);
@@ -312,17 +308,11 @@ drv_init_resource_management(ScrnInfoPtr pScrn)
     if (ms->screen || ms->kms)
 	return TRUE;
 
-    if (ms->api) {
-	ms->screen = ms->api->create_screen(ms->api, ms->fd, NULL);
+    if (!ms->no3D)
+	ms->screen = driver_descriptor.create_screen(ms->fd);
 
-	if (ms->screen)
-	    return TRUE;
-
-	if (ms->api->destroy)
-	    ms->api->destroy(ms->api);
-
-	ms->api = NULL;
-    }
+    if (ms->screen)
+	return TRUE;
 
 #ifdef HAVE_LIBKMS
     if (!kms_create(ms->fd, &ms->kms))
@@ -332,31 +322,20 @@ drv_init_resource_management(ScrnInfoPtr pScrn)
     return FALSE;
 }
 
-static Bool
-drv_close_resource_management(ScrnInfoPtr pScrn)
+static void
+drv_cleanup_fences(ScrnInfoPtr pScrn)
 {
     modesettingPtr ms = modesettingPTR(pScrn);
     int i;
 
-    if (ms->screen) {
-	assert(ms->ctx == NULL);
+    assert(ms->screen);
 
-	for (i = 0; i < XORG_NR_FENCES; i++) {
-	    if (ms->fence[i]) {
-		ms->screen->fence_finish(ms->screen, ms->fence[i], 0);
-		ms->screen->fence_reference(ms->screen, &ms->fence[i], NULL);
-	    }
+    for (i = 0; i < XORG_NR_FENCES; i++) {
+	if (ms->fence[i]) {
+	    ms->screen->fence_finish(ms->screen, ms->fence[i], 0);
+	    ms->screen->fence_reference(ms->screen, &ms->fence[i], NULL);
 	}
-	ms->screen->destroy(ms->screen);
     }
-    ms->screen = NULL;
-
-#ifdef HAVE_LIBKMS
-    if (ms->kms)
-	kms_destroy(&ms->kms);
-#endif
-
-    return TRUE;
 }
 
 static Bool
@@ -367,8 +346,8 @@ drv_pre_init(ScrnInfoPtr pScrn, int flags)
     rgb defaultWeight = { 0, 0, 0 };
     EntityInfoPtr pEnt;
     EntPtr msEnt = NULL;
-    int max_width, max_height;
     CustomizerPtr cust;
+    Bool use3D;
 
     if (pScrn->numEntities != 1)
 	return FALSE;
@@ -388,7 +367,6 @@ drv_pre_init(ScrnInfoPtr pScrn, int flags)
 	return FALSE;
 
     ms = modesettingPTR(pScrn);
-    ms->SaveGeneration = -1;
     ms->pEnt = pEnt;
     ms->cust = cust;
 
@@ -421,10 +399,22 @@ drv_pre_init(ScrnInfoPtr pScrn, int flags)
     }
 
     ms->fd = -1;
-    ms->api = NULL;
     if (!drv_init_drm(pScrn))
 	return FALSE;
 
+    use3D = cust ? !cust->no_3d : TRUE;
+    ms->from_3D = xf86GetOptValBool(ms->Options, OPTION_3D_ACCEL,
+				    &use3D) ?
+	X_CONFIG : X_PROBED;
+
+    ms->no3D = !use3D;
+
+    if (!drv_init_resource_management(pScrn)) {
+	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Could not init "
+					       "Gallium3D or libKMS.");
+	return FALSE;
+    }
+
     pScrn->monitor = pScrn->confScreen->monitor;
     pScrn->progClock = TRUE;
     pScrn->rgbBits = 8;
@@ -463,27 +453,52 @@ drv_pre_init(ScrnInfoPtr pScrn, int flags)
     xf86CrtcConfigInit(pScrn, &crtc_config_funcs);
     xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
 
-    max_width = 2048;  /* A very low default */
-    max_height = 2048; /* see screen_init */
-    xf86CrtcSetSizeRange(pScrn, 320, 200, max_width, max_height);
+    /* get max width and height */
+    {
+	drmModeResPtr res;
+	int max_width, max_height;
+
+	res = drmModeGetResources(ms->fd);
+	max_width = res->max_width;
+	max_height = res->max_height;
+
+	if (ms->screen) {
+	    int max;
+
+	    max = ms->screen->get_param(ms->screen,
+					PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
+	    max = 1 << (max - 1);
+	    max_width = max < max_width ? max : max_width;
+	    max_height = max < max_height ? max : max_height;
+	}
+
+	xf86CrtcSetSizeRange(pScrn, res->min_width,
+			     res->min_height, max_width, max_height);
+	xf86DrvMsg(pScrn->scrnIndex, X_PROBED,
+		   "Min width %d, Max Width %d.\n",
+		   res->min_width, max_width);
+	xf86DrvMsg(pScrn->scrnIndex, X_PROBED,
+		   "Min height %d, Max Height %d.\n",
+		   res->min_height, max_height);
+	drmModeFreeResources(res);
+    }
+
 
     if (xf86ReturnOptValBool(ms->Options, OPTION_SW_CURSOR, FALSE)) {
 	ms->SWCursor = TRUE;
     }
 
-    drv_save_hw_state(pScrn);
-
     xorg_crtc_init(pScrn);
     xorg_output_init(pScrn);
 
+    if (cust && cust->winsys_pre_init && !cust->winsys_pre_init(cust, ms->fd))
+	return FALSE;
+
     if (!xf86InitialConfiguration(pScrn, TRUE)) {
 	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid modes.\n");
-	drv_restore_hw_state(pScrn);
 	return FALSE;
     }
 
-    drv_restore_hw_state(pScrn);
-
     /*
      * If the driver can do gamma correction, it should call xf86SetGamma() here.
      */
@@ -521,22 +536,6 @@ drv_pre_init(ScrnInfoPtr pScrn, int flags)
     return TRUE;
 }
 
-static Bool
-drv_save_hw_state(ScrnInfoPtr pScrn)
-{
-    /*xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);*/
-
-    return TRUE;
-}
-
-static Bool
-drv_restore_hw_state(ScrnInfoPtr pScrn)
-{
-    /*xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);*/
-
-    return TRUE;
-}
-
 static void drv_block_handler(int i, pointer blockData, pointer pTimeout,
                               pointer pReadmask)
 {
@@ -550,23 +549,29 @@ static void drv_block_handler(int i, pointer blockData, pointer pTimeout,
     if (ms->ctx) {
        int j;
 
-       ms->ctx->flush(ms->ctx, PIPE_FLUSH_RENDER_CACHE, &ms->fence[XORG_NR_FENCES-1]);
+       ms->ctx->flush(ms->ctx, PIPE_FLUSH_RENDER_CACHE,
+		      ms->dirtyThrottling ?
+		      &ms->fence[XORG_NR_FENCES-1] :
+		      NULL);
        
-       if (ms->fence[0])
-          ms->ctx->screen->fence_finish(ms->ctx->screen, ms->fence[0], 0);
+       if (ms->dirtyThrottling) {
+	   if (ms->fence[0])
+	       ms->ctx->screen->fence_finish(ms->ctx->screen,
+					     ms->fence[0], 0);
   
-       /* The amount of rendering generated by a block handler can be
-        * quite small.  Let us get a fair way ahead of hardware before
-        * throttling.
-        */
-       for (j = 0; j < XORG_NR_FENCES - 1; j++)
-          ms->screen->fence_reference(ms->screen,
-                                      &ms->fence[j],
-                                      ms->fence[j+1]);
-
-       ms->screen->fence_reference(ms->screen,
-                                   &ms->fence[XORG_NR_FENCES-1],
-                                   NULL);
+	   /* The amount of rendering generated by a block handler can be
+	    * quite small.  Let us get a fair way ahead of hardware before
+	    * throttling.
+	    */
+	   for (j = 0; j < XORG_NR_FENCES - 1; j++)
+	       ms->screen->fence_reference(ms->screen,
+					   &ms->fence[j],
+					   ms->fence[j+1]);
+
+	   ms->screen->fence_reference(ms->screen,
+				       &ms->fence[XORG_NR_FENCES-1],
+				       NULL);
+       }
     }
         
 
@@ -643,48 +648,45 @@ drv_create_screen_resources(ScreenPtr pScreen)
 }
 
 static Bool
+drv_set_master(ScrnInfoPtr pScrn)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+
+    if (!ms->isMaster && drmSetMaster(ms->fd) != 0) {
+	if (errno == EINVAL) {
+	    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
+		       "drmSetMaster failed: 2.6.29 or newer kernel required for "
+		       "multi-server DRI\n");
+	} else {
+	    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
+		       "drmSetMaster failed: %s\n", strerror(errno));
+	}
+	return FALSE;
+    }
+
+    ms->isMaster = TRUE;
+    return TRUE;
+}
+
+
+static Bool
 drv_screen_init(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
 {
     ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
     modesettingPtr ms = modesettingPTR(pScrn);
-    unsigned max_width, max_height;
     VisualPtr visual;
     CustomizerPtr cust = ms->cust;
+    MessageType from_st;
+    MessageType from_dt;
 
-    if (!drv_init_drm(pScrn)) {
-	FatalError("Could not init DRM");
+    if (!drv_set_master(pScrn))
 	return FALSE;
-    }
-
-    if (!drv_init_resource_management(pScrn)) {
-	FatalError("Could not init resource management (!pipe_screen && !libkms)");
-	return FALSE;
-    }
 
     if (!drv_init_front_buffer_functions(pScrn)) {
 	FatalError("Could not init front buffer manager");
 	return FALSE;
     }
 
-    /* get max width and height */
-    {
-	drmModeResPtr res;
-	res = drmModeGetResources(ms->fd);
-	max_width = res->max_width;
-	max_height = res->max_height;
-	drmModeFreeResources(res);
-    }
-
-    if (ms->screen) {
-	int max;
-	max = ms->screen->get_param(ms->screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
-	max = 1 << (max - 1);
-	max_width = max < max_width ? max : max_width;
-	max_height = max < max_height ? max : max_height;
-    }
-
-    xf86CrtcSetSizeRange(pScrn, 1, 1, max_width, max_height);
-
     pScrn->pScreen = pScreen;
 
     /* HW dependent - FIXME */
@@ -736,6 +738,19 @@ drv_screen_init(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
     ms->accelerate_2d = xf86ReturnOptValBool(ms->Options, OPTION_2D_ACCEL, FALSE);
     ms->debug_fallback = xf86ReturnOptValBool(ms->Options, OPTION_DEBUG_FALLBACK, ms->accelerate_2d);
 
+    if (cust && cust->winsys_screen_init)
+	cust->winsys_screen_init(cust);
+
+    ms->swapThrottling = cust ?  cust->swap_throttling : TRUE;
+    from_st = xf86GetOptValBool(ms->Options, OPTION_THROTTLE_SWAP,
+				&ms->swapThrottling) ?
+	X_CONFIG : X_DEFAULT;
+
+    ms->dirtyThrottling = cust ?  cust->dirty_throttling : TRUE;
+    from_dt = xf86GetOptValBool(ms->Options, OPTION_THROTTLE_DIRTY,
+				&ms->dirtyThrottling) ?
+	X_CONFIG : X_DEFAULT;
+
     if (ms->screen) {
 	ms->exa = xorg_exa_init(pScrn, ms->accelerate_2d);
 
@@ -755,11 +770,16 @@ drv_screen_init(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
     xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Fallback debugging is %s\n",
 	       ms->debug_fallback ? "enabled" : "disabled");
 #ifdef DRI2
-    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "3D Acceleration is %s\n",
+    xf86DrvMsg(pScrn->scrnIndex, ms->from_3D, "3D Acceleration is %s\n",
 	       ms->screen ? "enabled" : "disabled");
 #else
     xf86DrvMsg(pScrn->scrnIndex, X_INFO, "3D Acceleration is disabled\n");
 #endif
+    xf86DrvMsg(pScrn->scrnIndex, from_st, "Swap Throttling is %s.\n",
+	       ms->swapThrottling ? "enabled" : "disabled");
+    xf86DrvMsg(pScrn->scrnIndex, from_dt, "Dirty Throttling is %s.\n",
+	       ms->dirtyThrottling ? "enabled" : "disabled");
+
     xf86DrvMsg(pScrn->scrnIndex, X_INFO, "##################################\n");
 
     miInitializeBackingStore(pScreen);
@@ -792,9 +812,6 @@ drv_screen_init(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
     if (serverGeneration == 1)
 	xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options);
 
-    if (cust && cust->winsys_screen_init)
-	cust->winsys_screen_init(cust, ms->fd);
-
     return drv_enter_vt(scrnIndex, 1);
 }
 
@@ -848,12 +865,15 @@ drv_leave_vt(int scrnIndex, int flags)
     drmModeRmFB(ms->fd, ms->fb_id);
     ms->fb_id = -1;
 
-    drv_restore_hw_state(pScrn);
+    /* idle hardware */
+    if (!ms->kms)
+	drv_cleanup_fences(pScrn);
 
     if (drmDropMaster(ms->fd))
 	xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
 		   "drmDropMaster failed: %s\n", strerror(errno));
 
+    ms->isMaster = FALSE;
     pScrn->vtSema = FALSE;
 }
 
@@ -867,25 +887,8 @@ drv_enter_vt(int scrnIndex, int flags)
     modesettingPtr ms = modesettingPTR(pScrn);
     CustomizerPtr cust = ms->cust;
 
-    if (drmSetMaster(ms->fd)) {
-	if (errno == EINVAL) {
-	    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-		       "drmSetMaster failed: 2.6.29 or newer kernel required for "
-		       "multi-server DRI\n");
-	} else {
-	    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-		       "drmSetMaster failed: %s\n", strerror(errno));
-	}
-    }
-
-    /*
-     * Only save state once per server generation since that's what most
-     * drivers do.  Could change this to save state at each VT enter.
-     */
-    if (ms->SaveGeneration != serverGeneration) {
-	ms->SaveGeneration = serverGeneration;
-	drv_save_hw_state(pScrn);
-    }
+    if (!drv_set_master(pScrn))
+	return FALSE;
 
     if (!ms->create_front_buffer(pScrn))
 	return FALSE;
@@ -917,10 +920,6 @@ drv_close_screen(int scrnIndex, ScreenPtr pScreen)
     modesettingPtr ms = modesettingPTR(pScrn);
     CustomizerPtr cust = ms->cust;
 
-    if (pScrn->vtSema) {
-	drv_leave_vt(scrnIndex, 0);
-    }
-
     if (ms->cursor) {
        FreeCursor(ms->cursor, None);
        ms->cursor = NULL;
@@ -952,12 +951,14 @@ drv_close_screen(int scrnIndex, ScreenPtr pScreen)
 	xorg_exa_close(pScrn);
     ms->exa = NULL;
 
-    drv_close_resource_management(pScrn);
-
-    drv_close_drm(pScrn);
+    /* calls drop master make sure we don't talk to 3D HW after that */
+    if (pScrn->vtSema) {
+	drv_leave_vt(scrnIndex, 0);
+    }
 
     pScrn->vtSema = FALSE;
     pScreen->CloseScreen = ms->CloseScreen;
+
     return (*pScreen->CloseScreen) (scrnIndex, pScreen);
 }
 
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c
index d5a1be81747..6b2c80fbca6 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa.c
@@ -346,7 +346,7 @@ ExaPrepareSolid(PixmapPtr pPixmap, int alu, Pixel planeMask, Pixel fg)
 	XORG_FALLBACK("not GXcopy");
 
     if (!exa->scrn->is_format_supported(exa->scrn, priv->tex->format,
-                                        priv->tex->target,
+                                        priv->tex->target, 0,
                                         PIPE_BIND_RENDER_TARGET, 0)) {
 	XORG_FALLBACK("format %s", util_format_name(priv->tex->format));
     }
@@ -427,39 +427,26 @@ ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir,
 	XORG_FALLBACK("alu not GXcopy");
 
     if (!exa->scrn->is_format_supported(exa->scrn, priv->tex->format,
-                                        priv->tex->target,
+                                        priv->tex->target, 0,
                                         PIPE_BIND_RENDER_TARGET, 0))
 	XORG_FALLBACK("pDst format %s", util_format_name(priv->tex->format));
 
     if (!exa->scrn->is_format_supported(exa->scrn, src_priv->tex->format,
-                                        src_priv->tex->target,
+                                        src_priv->tex->target, 0,
                                         PIPE_BIND_SAMPLER_VIEW, 0))
 	XORG_FALLBACK("pSrc format %s", util_format_name(src_priv->tex->format));
 
     exa->copy.src = src_priv;
     exa->copy.dst = priv;
 
-    /* For same-surface copies, the pipe->surface_copy path is clearly
-     * superior, providing it is implemented.  In other cases it's not
-     * clear what the better path would be, and eventually we'd
-     * probably want to gather timings and choose dynamically.
+    /* XXX this used to use resource_copy_region for same-surface copies,
+     * but they were redefined to not allow overlaps (some of the util code
+     * always assumed this anyway).
+     * Drivers should implement accelerated resource_copy_region or it will
+     * be slow - disable for now.
      */
-    if (exa->pipe->surface_copy &&
-        exa->copy.src == exa->copy.dst) {
-
+    if (0 && exa->copy.src != exa->copy.dst) {
        exa->copy.use_surface_copy = TRUE;
-       
-       exa->copy.src_surface =
-          exa->scrn->get_tex_surface( exa->scrn,
-                                      exa->copy.src->tex,
-                                      0, 0, 0,
-                                      PIPE_BIND_BLIT_SOURCE);
-
-       exa->copy.dst_surface =
-          exa->scrn->get_tex_surface( exa->scrn, 
-                                      exa->copy.dst->tex,
-                                      0, 0, 0, 
-                                      PIPE_BIND_BLIT_DESTINATION );
     }
     else {
        exa->copy.use_surface_copy = FALSE;
@@ -475,7 +462,7 @@ ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir,
           exa->scrn->get_tex_surface(exa->scrn,
                                      exa->copy.dst->tex,
                                      0, 0, 0,
-                                     PIPE_BIND_BLIT_DESTINATION);
+                                     PIPE_BIND_RENDER_TARGET);
 
 
        renderer_copy_prepare(exa->renderer, 
@@ -505,14 +492,19 @@ ExaCopy(PixmapPtr pDstPixmap, int srcX, int srcY, int dstX, int dstY,
    (void) priv;
 
    if (exa->copy.use_surface_copy) {
-      /* XXX: consider exposing >1 box in surface_copy interface.
-       */
-      exa->pipe->surface_copy( exa->pipe,
-                             exa->copy.dst_surface,
-                             dstX, dstY,
-                             exa->copy.src_surface,
-                             srcX, srcY,
-                             width, height );
+      struct pipe_subresource subdst, subsrc;
+      subdst.face = 0;
+      subdst.level = 0;
+      subsrc.face = 0;
+      subsrc.level = 0;
+      exa->pipe->resource_copy_region( exa->pipe,
+                                       exa->copy.dst->tex,
+                                       subdst,
+                                       dstX, dstY, 0,
+                                       exa->copy.src->tex,
+                                       subsrc,
+                                       srcX, srcY, 0,
+                                       width, height );
    }
    else {
       renderer_copy_pixmap(exa->renderer, 
@@ -539,7 +531,6 @@ ExaDoneCopy(PixmapPtr pPixmap)
 
    exa->copy.src = NULL;
    exa->copy.dst = NULL;
-   pipe_surface_reference(&exa->copy.src_surface, NULL);
    pipe_surface_reference(&exa->copy.dst_surface, NULL);
    pipe_resource_reference(&exa->copy.src_texture, NULL);
 }
@@ -638,7 +629,7 @@ ExaPrepareComposite(int op, PicturePtr pSrcPicture,
       XORG_FALLBACK("pDst %s", !priv ? "!priv" : "!priv->tex");
 
    if (!exa->scrn->is_format_supported(exa->scrn, priv->tex->format,
-                                       priv->tex->target,
+                                       priv->tex->target, 0,
                                        PIPE_BIND_RENDER_TARGET, 0))
       XORG_FALLBACK("pDst format: %s", util_format_name(priv->tex->format));
 
@@ -653,7 +644,7 @@ ExaPrepareComposite(int op, PicturePtr pSrcPicture,
          XORG_FALLBACK("pSrc %s", !priv ? "!priv" : "!priv->tex");
 
       if (!exa->scrn->is_format_supported(exa->scrn, priv->tex->format,
-                                          priv->tex->target,
+                                          priv->tex->target, 0,
                                           PIPE_BIND_SAMPLER_VIEW, 0))
          XORG_FALLBACK("pSrc format: %s", util_format_name(priv->tex->format));
 
@@ -670,7 +661,7 @@ ExaPrepareComposite(int op, PicturePtr pSrcPicture,
          XORG_FALLBACK("pMask %s", !priv ? "!priv" : "!priv->tex");
 
       if (!exa->scrn->is_format_supported(exa->scrn, priv->tex->format,
-                                          priv->tex->target,
+                                          priv->tex->target, 0,
                                           PIPE_BIND_SAMPLER_VIEW, 0))
          XORG_FALLBACK("pMask format: %s", util_format_name(priv->tex->format));
 
@@ -889,23 +880,18 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height,
 	texture = exa->scrn->resource_create(exa->scrn, &template);
 
 	if (priv->tex) {
-	    struct pipe_surface *dst_surf;
-	    struct pipe_surface *src_surf;
-
-	    dst_surf = exa->scrn->get_tex_surface(
-		exa->scrn, texture, 0, 0, 0, PIPE_BIND_BLIT_DESTINATION);
-	    src_surf = xorg_gpu_surface(exa->pipe->screen, priv);
-            if (exa->pipe->surface_copy) {
-               exa->pipe->surface_copy(exa->pipe, dst_surf, 0, 0, src_surf,
-                                       0, 0, min(width, texture->width0),
-                                       min(height, texture->height0));
-            } else {
-               util_surface_copy(exa->pipe, FALSE, dst_surf, 0, 0, src_surf,
-                                 0, 0, min(width, texture->width0),
-                                 min(height, texture->height0));
-            }
-	    exa->scrn->tex_surface_destroy(dst_surf);
-	    exa->scrn->tex_surface_destroy(src_surf);
+	    struct pipe_subresource subdst, subsrc;
+
+	    subdst.face = 0;
+	    subdst.level = 0;
+	    subsrc.face = 0;
+	    subsrc.level = 0;
+            exa->pipe->resource_copy_region(exa->pipe, texture,
+                                            subdst, 0, 0, 0,
+                                            priv->tex,
+                                            subsrc, 0, 0, 0,
+                                            min(width, texture->width0),
+                                            min(height, texture->height0));
 	}
 
 	pipe_resource_reference(&priv->tex, texture);
@@ -980,6 +966,8 @@ xorg_exa_close(ScrnInfoPtr pScrn)
 
    renderer_destroy(exa->renderer);
 
+   xorg_exa_finish(exa);
+
    if (exa->pipe)
       exa->pipe->destroy(exa->pipe);
    exa->pipe = NULL;
@@ -997,6 +985,7 @@ xorg_exa_init(ScrnInfoPtr pScrn, Bool accel)
    modesettingPtr ms = modesettingPTR(pScrn);
    struct exa_context *exa;
    ExaDriverPtr pExa;
+   CustomizerPtr cust = ms->cust;
 
    exa = xcalloc(1, sizeof(struct exa_context));
    if (!exa)
@@ -1058,6 +1047,8 @@ xorg_exa_init(ScrnInfoPtr pScrn, Bool accel)
 
    /* Share context with DRI */
    ms->ctx = exa->pipe;
+   if (cust && cust->winsys_context_throttle)
+       cust->winsys_context_throttle(cust, ms->ctx, THROTTLE_RENDER);
 
    exa->renderer = renderer_create(exa->pipe);
    exa->accel = accel;
@@ -1073,11 +1064,7 @@ out_err:
 struct pipe_surface *
 xorg_gpu_surface(struct pipe_screen *scrn, struct exa_pixmap_priv *priv)
 {
-   
-   /* seems to get called both for blits and render target usage */
    return scrn->get_tex_surface(scrn, priv->tex, 0, 0, 0,
-                                PIPE_BIND_BLIT_SOURCE |
-                                PIPE_BIND_BLIT_DESTINATION |
                                 PIPE_BIND_RENDER_TARGET);
 
 }
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.h b/src/gallium/state_trackers/xorg/xorg_exa.h
index a35e9a5c901..86a1afc06e6 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa.h
+++ b/src/gallium/state_trackers/xorg/xorg_exa.h
@@ -40,7 +40,6 @@ struct exa_context
       struct exa_pixmap_priv *src;
       struct exa_pixmap_priv *dst;
 
-      struct pipe_surface *src_surface;
       struct pipe_surface *dst_surface;
 
       struct pipe_resource *src_texture;
diff --git a/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c b/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
index 3e5e6bd6a6e..fe1aab3ab98 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
@@ -642,7 +642,7 @@ void xorg_shaders_destroy(struct xorg_shaders *sc)
    cache_destroy(sc->r->cso, sc->fs_hash,
                  PIPE_SHADER_FRAGMENT);
 
-   free(sc);
+   FREE(sc);
 }
 
 static INLINE void *
diff --git a/src/gallium/state_trackers/xorg/xorg_output.c b/src/gallium/state_trackers/xorg/xorg_output.c
index 13c3fb97e3b..61206ed751c 100644
--- a/src/gallium/state_trackers/xorg/xorg_output.c
+++ b/src/gallium/state_trackers/xorg/xorg_output.c
@@ -51,6 +51,13 @@
 
 #include "xorg_tracker.h"
 
+struct output_private
+{
+    drmModeConnectorPtr drm_connector;
+
+    int c;
+};
+
 static char *output_enum_list[] = {
     "Unknown",
     "VGA",
@@ -82,22 +89,38 @@ output_dpms(xf86OutputPtr output, int mode)
 static xf86OutputStatus
 output_detect(xf86OutputPtr output)
 {
-    drmModeConnectorPtr drm_connector = output->driver_private;
+    modesettingPtr ms = modesettingPTR(output->scrn);
+    struct output_private *priv = output->driver_private;
+    drmModeConnectorPtr drm_connector;
+    xf86OutputStatus status;
+
+    drm_connector = drmModeGetConnector(ms->fd, priv->drm_connector->connector_id);
+    if (drm_connector) {
+	drmModeFreeConnector(priv->drm_connector);
+	priv->drm_connector = drm_connector;
+    } else {
+	drm_connector = priv->drm_connector;
+    }
 
     switch (drm_connector->connection) {
     case DRM_MODE_CONNECTED:
-	return XF86OutputStatusConnected;
+	status = XF86OutputStatusConnected;
+	break;
     case DRM_MODE_DISCONNECTED:
-	return XF86OutputStatusDisconnected;
+	status = XF86OutputStatusDisconnected;
+	break;
     default:
-	return XF86OutputStatusUnknown;
+	status = XF86OutputStatusUnknown;
     }
+
+    return status;
 }
 
 static DisplayModePtr
 output_get_modes(xf86OutputPtr output)
 {
-    drmModeConnectorPtr drm_connector = output->driver_private;
+    struct output_private *priv = output->driver_private;
+    drmModeConnectorPtr drm_connector = priv->drm_connector;
     drmModeModeInfoPtr drm_mode = NULL;
     DisplayModePtr modes = NULL, mode = NULL;
     int i;
@@ -139,6 +162,15 @@ output_get_modes(xf86OutputPtr output)
 static int
 output_mode_valid(xf86OutputPtr output, DisplayModePtr pMode)
 {
+    modesettingPtr ms = modesettingPTR(output->scrn);
+    CustomizerPtr cust = ms->cust;
+
+    if (cust && cust->winsys_check_fb_size &&
+	!cust->winsys_check_fb_size(cust, pMode->HDisplay *
+				    output->scrn->bitsPerPixel / 8,
+				    pMode->VDisplay))
+	return MODE_BAD;
+
     return MODE_OK;
 }
 
@@ -161,7 +193,10 @@ output_get_property(xf86OutputPtr output, Atom property)
 static void
 output_destroy(xf86OutputPtr output)
 {
-    drmModeFreeConnector(output->driver_private);
+    struct output_private *priv = output->driver_private;
+    drmModeFreeConnector(priv->drm_connector);
+    xfree(priv);
+    output->driver_private = NULL;
 }
 
 static const xf86OutputFuncsRec output_funcs = {
@@ -188,6 +223,7 @@ xorg_output_init(ScrnInfoPtr pScrn)
     drmModeResPtr res;
     drmModeConnectorPtr drm_connector = NULL;
     drmModeEncoderPtr drm_encoder = NULL;
+    struct output_private *priv;
     char name[32];
     int c, v, p;
 
@@ -226,9 +262,16 @@ xorg_output_init(ScrnInfoPtr pScrn)
 		 drm_connector->connector_type_id);
 
 
+	priv = xcalloc(sizeof(*priv), 1);
+	if (!priv) {
+	    continue;
+	}
+
 	output = xf86OutputCreate(pScrn, &output_funcs, name);
-	if (!output)
+	if (!output) {
+	    xfree(priv);
 	    continue;
+	}
 
 	drm_encoder = drmModeGetEncoder(ms->fd, drm_connector->encoders[0]);
 	if (drm_encoder) {
@@ -238,7 +281,9 @@ xorg_output_init(ScrnInfoPtr pScrn)
 	    output->possible_crtcs = 0;
 	    output->possible_clones = 0;
 	}
-	output->driver_private = drm_connector;
+	priv->c = c;
+	priv->drm_connector = drm_connector;
+	output->driver_private = priv;
 	output->subpixel_order = SubPixelHorizontalRGB;
 	output->interlaceAllowed = FALSE;
 	output->doubleScanAllowed = FALSE;
@@ -248,4 +293,11 @@ xorg_output_init(ScrnInfoPtr pScrn)
     drmModeFreeResources(res);
 }
 
+unsigned
+xorg_output_get_id(xf86OutputPtr output)
+{
+    struct output_private *priv = output->driver_private;
+    return priv->drm_connector->connector_id;
+}
+
 /* vim: set sw=4 ts=8 sts=4: */
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.c b/src/gallium/state_trackers/xorg/xorg_renderer.c
index 13fa561390f..92f1cc50653 100644
--- a/src/gallium/state_trackers/xorg/xorg_renderer.c
+++ b/src/gallium/state_trackers/xorg/xorg_renderer.c
@@ -7,7 +7,6 @@
 #include "util/u_draw_quad.h"
 #include "util/u_math.h"
 #include "util/u_memory.h"
-#include "util/u_rect.h"
 #include "util/u_sampler.h"
 
 #include "util/u_inlines.h"
@@ -448,7 +447,7 @@ void renderer_copy_prepare(struct xorg_renderer *r,
    struct xorg_shader shader;
 
    assert(screen->is_format_supported(screen, dst_surface->format,
-                                      PIPE_TEXTURE_2D,
+                                      PIPE_TEXTURE_2D, 0,
                                       PIPE_BIND_RENDER_TARGET,
                                       0));
    (void) screen;
@@ -524,7 +523,7 @@ renderer_clone_texture(struct xorg_renderer *r,
 
    /* the coming in texture should already have that invariance */
    debug_assert(screen->is_format_supported(screen, src->format,
-                                            PIPE_TEXTURE_2D,
+                                            PIPE_TEXTURE_2D, 0,
                                             PIPE_BIND_SAMPLER_VIEW, 0));
 
    format = src->format;
@@ -547,25 +546,19 @@ renderer_clone_texture(struct xorg_renderer *r,
 
    {
       /* copy source framebuffer surface into texture */
-      struct pipe_surface *ps_read = screen->get_tex_surface(
-         screen, src, 0, 0, 0, PIPE_BIND_BLIT_SOURCE);
-      struct pipe_surface *ps_tex = screen->get_tex_surface(
-         screen, pt, 0, 0, 0, PIPE_BIND_BLIT_DESTINATION );
-      if (pipe->surface_copy) {
-         pipe->surface_copy(pipe,
-                ps_tex, /* dest */
-                0, 0, /* destx/y */
-                ps_read,
-                0, 0, src->width0, src->height0);
-      } else {
-          util_surface_copy(pipe, FALSE,
-                ps_tex, /* dest */
-                0, 0, /* destx/y */
-                ps_read,
-                0, 0, src->width0, src->height0);
-      }
-      pipe_surface_reference(&ps_read, NULL);
-      pipe_surface_reference(&ps_tex, NULL);
+      struct pipe_subresource subsrc, subdst;
+      subsrc.face = 0;
+      subsrc.level = 0;
+      subdst.face = 0;
+      subdst.level = 0;
+      pipe->resource_copy_region(pipe,
+                                 pt, /* dest */
+                                 subdst,
+                                 0, 0, 0, /* destx/y/z */
+                                 src,
+                                 subsrc,
+                                 0, 0, 0,
+                                 src->width0, src->height0);
    }
 
    return pt;
@@ -608,7 +601,7 @@ void renderer_copy_pixmap(struct xorg_renderer *r,
 
 
 void renderer_draw_yuv(struct xorg_renderer *r,
-                       int src_x, int src_y, int src_w, int src_h,
+                       float src_x, float src_y, float src_w, float src_h,
                        int dst_x, int dst_y, int dst_w, int dst_h,
                        struct pipe_resource **textures)
 {
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.h b/src/gallium/state_trackers/xorg/xorg_renderer.h
index 0454a6513d4..fb09fabe156 100644
--- a/src/gallium/state_trackers/xorg/xorg_renderer.h
+++ b/src/gallium/state_trackers/xorg/xorg_renderer.h
@@ -54,7 +54,7 @@ void renderer_set_constants(struct xorg_renderer *r,
 
 
 void renderer_draw_yuv(struct xorg_renderer *r,
-                       int src_x, int src_y, int src_w, int src_h,
+                       float src_x, float src_y, float src_w, float src_h,
                        int dst_x, int dst_y, int dst_w, int dst_h,
                        struct pipe_resource **textures);
 
diff --git a/src/gallium/state_trackers/xorg/xorg_tracker.h b/src/gallium/state_trackers/xorg/xorg_tracker.h
index cb6773424a8..be1a9fda48d 100644
--- a/src/gallium/state_trackers/xorg/xorg_tracker.h
+++ b/src/gallium/state_trackers/xorg/xorg_tracker.h
@@ -49,7 +49,6 @@
 #include "pipe/p_screen.h"
 #include "util/u_inlines.h"
 #include "util/u_debug.h"
-#include "state_tracker/drm_api.h"
 
 #define DRV_ERROR(msg)	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, msg);
 
@@ -67,12 +66,27 @@ typedef struct
 
 #define XORG_NR_FENCES 3
 
+enum xorg_throttling_reason {
+    THROTTLE_RENDER,
+    THROTTLE_SWAP
+};
+
 typedef struct _CustomizerRec
 {
-    Bool (*winsys_screen_init)(struct _CustomizerRec *cust, int fd);
+    Bool dirty_throttling;
+    Bool swap_throttling;
+    Bool no_3d;
+    Bool (*winsys_pre_init) (struct _CustomizerRec *cust, int fd);
+    Bool (*winsys_screen_init)(struct _CustomizerRec *cust);
     Bool (*winsys_screen_close)(struct _CustomizerRec *cust);
     Bool (*winsys_enter_vt)(struct _CustomizerRec *cust);
     Bool (*winsys_leave_vt)(struct _CustomizerRec *cust);
+    void (*winsys_context_throttle)(struct _CustomizerRec *cust,
+				    struct pipe_context *pipe,
+				    enum xorg_throttling_reason reason);
+    Bool (*winsys_check_fb_size) (struct _CustomizerRec *cust,
+				  unsigned long pitch,
+				  unsigned long height);
 } CustomizerRec, *CustomizerPtr;
 
 typedef struct _modesettingRec
@@ -91,13 +105,16 @@ typedef struct _modesettingRec
     Bool noAccel;
     Bool SWCursor;
     CursorPtr cursor;
+    Bool swapThrottling;
+    Bool dirtyThrottling;
     CloseScreenProcPtr CloseScreen;
+    Bool no3D;
+    Bool from_3D;
+    Bool isMaster;
 
     /* Broken-out options. */
     OptionInfoPtr Options;
 
-    unsigned int SaveGeneration;
-
     void (*blockHandler)(int, pointer, pointer, pointer);
     struct pipe_fence_handle *fence[XORG_NR_FENCES];
 
@@ -113,7 +130,6 @@ typedef struct _modesettingRec
     struct kms_bo *root_bo;
 
     /* gallium */
-    struct drm_api *api;
     struct pipe_screen *screen;
     struct pipe_context *ctx;
     boolean d_depth_bits_last;
@@ -192,6 +208,9 @@ xorg_crtc_cursor_destroy(xf86CrtcPtr crtc);
 void
 xorg_output_init(ScrnInfoPtr pScrn);
 
+unsigned
+xorg_output_get_id(xf86OutputPtr output);
+
 
 /***********************************************************************
  * xorg_xv.c
diff --git a/src/gallium/state_trackers/xorg/xorg_xv.c b/src/gallium/state_trackers/xorg/xorg_xv.c
index a221594454e..f98bd939010 100644
--- a/src/gallium/state_trackers/xorg/xorg_xv.c
+++ b/src/gallium/state_trackers/xorg/xorg_xv.c
@@ -413,7 +413,7 @@ setup_fs_video_constants(struct xorg_renderer *r, boolean hdtv)
 
 static void
 draw_yuv(struct xorg_xv_port_priv *port,
-         int src_x, int src_y, int src_w, int src_h,
+         float src_x, float src_y, float src_w, float src_h,
          int dst_x, int dst_y, int dst_w, int dst_h)
 {
    struct pipe_resource **textures = port->yuv[port->current_set];
@@ -562,10 +562,10 @@ display_video(ScrnInfoPtr pScrn, struct xorg_xv_port_priv *pPriv, int id,
       int box_y2 = pbox->y2;
       float diff_x = (float)src_w / (float)dst_w;
       float diff_y = (float)src_h / (float)dst_h;
-      int offset_x = box_x1 - dstX + pPixmap->screen_x;
-      int offset_y = box_y1 - dstY + pPixmap->screen_y;
-      int offset_w;
-      int offset_h;
+      float offset_x = box_x1 - dstX + pPixmap->screen_x;
+      float offset_y = box_y1 - dstY + pPixmap->screen_y;
+      float offset_w;
+      float offset_h;
 
       x = box_x1;
       y = box_y1;
@@ -576,8 +576,8 @@ display_video(ScrnInfoPtr pScrn, struct xorg_xv_port_priv *pPriv, int id,
       offset_h = dst_h - h;
 
       draw_yuv(pPriv,
-               src_x + offset_x*diff_x, src_y + offset_y*diff_y,
-               src_w - offset_w*diff_x, src_h - offset_h*diff_y,
+               (float) src_x + offset_x*diff_x, (float) src_y + offset_y*diff_y,
+               (float) src_w - offset_w*diff_x, (float) src_h - offset_h*diff_y,
                x, y, w, h);
 
       pbox++;