1 files changed, 291 insertions, 292 deletions
diff --git a/xorg-server/exa/exa_mixed.c b/xorg-server/exa/exa_mixed.c
index 49e04f22a..4425cede4 100644
--- a/xorg-server/exa/exa_mixed.c
+++ b/xorg-server/exa/exa_mixed.c
@@ -1,292 +1,291 @@
-/*
- * Copyright © 2009 Maarten Maathuis
- *
- * 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 (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 NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-
-#include "exa_priv.h"
-#include "exa.h"
-
-/* This file holds the driver allocated pixmaps + better initial placement code.
- */
-
-static _X_INLINE void*
-ExaGetPixmapAddress(PixmapPtr p)
-{
-    ExaPixmapPriv(p);
-
-    return pExaPixmap->sys_ptr;
-}
-
-/**
- * exaCreatePixmap() creates a new pixmap.
- */
-PixmapPtr
-exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
-		unsigned usage_hint)
-{
-    PixmapPtr pPixmap;
-    ExaPixmapPrivPtr	pExaPixmap;
-    int bpp;
-    size_t paddedWidth;
-    ExaScreenPriv(pScreen);
-
-    if (w > 32767 || h > 32767)
-	return NullPixmap;
-
-    swap(pExaScr, pScreen, CreatePixmap);
-    pPixmap = pScreen->CreatePixmap(pScreen, 0, 0, depth, usage_hint);
-    swap(pExaScr, pScreen, CreatePixmap);
-
-    if (!pPixmap)
-        return NULL;
-
-    pExaPixmap = ExaGetPixmapPriv(pPixmap);
-    pExaPixmap->driverPriv = NULL;
-
-    bpp = pPixmap->drawable.bitsPerPixel;
-
-    paddedWidth = ((w * bpp + FB_MASK) >> FB_SHIFT) * sizeof(FbBits);
-    if (paddedWidth / 4 > 32767 || h > 32767)
-        return NullPixmap;
-
-    /* We will allocate the system pixmap later if needed. */
-    pPixmap->devPrivate.ptr = NULL;
-    pExaPixmap->sys_ptr = NULL;
-    pExaPixmap->sys_pitch = paddedWidth;
-
-    pExaPixmap->area = NULL;
-    pExaPixmap->fb_ptr = NULL;
-    pExaPixmap->pDamage = NULL;
-
-    exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
-    exaSetAccelBlock(pExaScr, pExaPixmap,
-	w, h, bpp);
-
-    (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
-				    paddedWidth, NULL);
-
-    /* A scratch pixmap will become a driver pixmap right away. */
-    if (!w || !h) {
-	exaCreateDriverPixmap_mixed(pPixmap);
-	pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
-    } else {
-	pExaPixmap->use_gpu_copy = FALSE;
-
-	if (w == 1 && h == 1) {
-	    pExaPixmap->sys_ptr = malloc((pPixmap->drawable.bitsPerPixel + 7) / 8);
-
-	    /* Set up damage tracking */
-	    pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
-					       DamageReportNonEmpty, TRUE,
-					       pPixmap->drawable.pScreen,
-					       pPixmap);
-
-	    DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
-	    /* This ensures that pending damage reflects the current operation. */
-	    /* This is used by exa to optimize migration. */
-	    DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
-	}
-    }
-
-    /* During a fallback we must prepare access. */
-    if (pExaScr->fallback_counter)
-	exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
-
-    return pPixmap;
-}
-
-Bool
-exaModifyPixmapHeader_mixed(PixmapPtr pPixmap, int width, int height, int depth,
-		      int bitsPerPixel, int devKind, pointer pPixData)
-{
-    ScreenPtr pScreen;
-    ExaScreenPrivPtr pExaScr;
-    ExaPixmapPrivPtr pExaPixmap;
-    Bool ret, has_gpu_copy;
-
-    if (!pPixmap)
-        return FALSE;
-
-    pScreen = pPixmap->drawable.pScreen;
-    pExaScr = ExaGetScreenPriv(pScreen);
-    pExaPixmap = ExaGetPixmapPriv(pPixmap);
-
-    if (pPixData) {
-	if (pExaPixmap->driverPriv) {
-	    if (pExaPixmap->pDamage) {
-		DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
-		DamageDestroy(pExaPixmap->pDamage);
-		pExaPixmap->pDamage = NULL;
-	    }
-
-	    pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
-	    pExaPixmap->driverPriv = NULL;
-	}
-
-	pExaPixmap->use_gpu_copy = FALSE;
-	pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
-    }
-
-    has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
-
-    if (width <= 0)
-	width = pPixmap->drawable.width;
-
-    if (height <= 0)
-	height = pPixmap->drawable.height;
-
-    if (bitsPerPixel <= 0) {
-	if (depth <= 0)
-	    bitsPerPixel = pPixmap->drawable.bitsPerPixel;
-	else
-	    bitsPerPixel = BitsPerPixel(depth);
-    }
-
-    if (depth <= 0)
-	depth = pPixmap->drawable.depth;
-
-    if (width != pPixmap->drawable.width ||
-	height != pPixmap->drawable.height ||
-	depth != pPixmap->drawable.depth ||
-	bitsPerPixel != pPixmap->drawable.bitsPerPixel) {
-	if (pExaPixmap->driverPriv) {
-            exaSetFbPitch(pExaScr, pExaPixmap,
-                          width, height, bitsPerPixel);
-
-            exaSetAccelBlock(pExaScr, pExaPixmap,
-                             width, height, bitsPerPixel);
-            REGION_EMPTY(pScreen, &pExaPixmap->validFB);
-        }
-
-	/* Need to re-create system copy if there's also a GPU copy */
-	if (has_gpu_copy && pExaPixmap->sys_ptr) {
-	    free(pExaPixmap->sys_ptr);
-	    pExaPixmap->sys_ptr = NULL;
-	    pExaPixmap->sys_pitch = devKind > 0 ? devKind :
-	        PixmapBytePad(width, depth);
-	    DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
-	    DamageDestroy(pExaPixmap->pDamage);
-	    pExaPixmap->pDamage = NULL;
-	    REGION_EMPTY(pScreen, &pExaPixmap->validSys);
-
-	    if (pExaScr->deferred_mixed_pixmap == pPixmap)
-		pExaScr->deferred_mixed_pixmap = NULL;
-	}
-    }
-
-    if (has_gpu_copy) {
-	pPixmap->devPrivate.ptr = pExaPixmap->fb_ptr;
-	pPixmap->devKind = pExaPixmap->fb_pitch;
-    } else {
-	pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
-	pPixmap->devKind = pExaPixmap->sys_pitch;
-    }
-
-    /* Only pass driver pixmaps to the driver. */
-    if (pExaScr->info->ModifyPixmapHeader && pExaPixmap->driverPriv) {
-	ret = pExaScr->info->ModifyPixmapHeader(pPixmap, width, height, depth,
-						bitsPerPixel, devKind, pPixData);
-	if (ret == TRUE)
-	    goto out;
-    }
-
-    swap(pExaScr, pScreen, ModifyPixmapHeader);
-    ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
-					    bitsPerPixel, devKind, pPixData);
-    swap(pExaScr, pScreen, ModifyPixmapHeader);
-
-out:
-    if (has_gpu_copy) {
-	pExaPixmap->fb_ptr = pPixmap->devPrivate.ptr;
-	pExaPixmap->fb_pitch = pPixmap->devKind;
-    } else {
-	pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
-	pExaPixmap->sys_pitch = pPixmap->devKind;
-    }
-    /* Always NULL this, we don't want lingering pointers. */
-    pPixmap->devPrivate.ptr = NULL;
-
-    return ret;
-}
-
-Bool
-exaDestroyPixmap_mixed(PixmapPtr pPixmap)
-{
-    ScreenPtr	pScreen = pPixmap->drawable.pScreen;
-    ExaScreenPriv(pScreen);
-    Bool ret;
-
-    if (pPixmap->refcnt == 1)
-    {
-	ExaPixmapPriv (pPixmap);
-
-	/* During a fallback we must finish access, but we don't know the index. */
-	if (pExaScr->fallback_counter)
-	    exaFinishAccess(&pPixmap->drawable, -1);
-
-	if (pExaScr->deferred_mixed_pixmap == pPixmap)
-	    pExaScr->deferred_mixed_pixmap = NULL;
-
-	if (pExaPixmap->driverPriv)
-	    pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
-	pExaPixmap->driverPriv = NULL;
-
-	if (pExaPixmap->pDamage) {
-	    if (pExaPixmap->sys_ptr)
-		free(pExaPixmap->sys_ptr);
-	    pExaPixmap->sys_ptr = NULL;
-	    pExaPixmap->pDamage = NULL;
-	}
-    }
-
-    swap(pExaScr, pScreen, DestroyPixmap);
-    ret = pScreen->DestroyPixmap (pPixmap);
-    swap(pExaScr, pScreen, DestroyPixmap);
-
-    return ret;
-}
-
-Bool
-exaPixmapHasGpuCopy_mixed(PixmapPtr pPixmap)
-{
-    ScreenPtr pScreen = pPixmap->drawable.pScreen;
-    ExaScreenPriv(pScreen);
-    ExaPixmapPriv(pPixmap);
-    pointer saved_ptr;
-    Bool ret;
-
-    if (!pExaPixmap->driverPriv)
-	return FALSE;
-
-    saved_ptr = pPixmap->devPrivate.ptr;
-    pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
-    ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
-    pPixmap->devPrivate.ptr = saved_ptr;
-
-    return ret;
-}
+/*
+ * Copyright © 2009 Maarten Maathuis
+ *
+ * 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 (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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "exa_priv.h"
+#include "exa.h"
+
+/* This file holds the driver allocated pixmaps + better initial placement code.
+ */
+
+static _X_INLINE void*
+ExaGetPixmapAddress(PixmapPtr p)
+{
+    ExaPixmapPriv(p);
+
+    return pExaPixmap->sys_ptr;
+}
+
+/**
+ * exaCreatePixmap() creates a new pixmap.
+ */
+PixmapPtr
+exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
+		unsigned usage_hint)
+{
+    PixmapPtr pPixmap;
+    ExaPixmapPrivPtr	pExaPixmap;
+    int bpp;
+    size_t paddedWidth;
+    ExaScreenPriv(pScreen);
+
+    if (w > 32767 || h > 32767)
+	return NullPixmap;
+
+    swap(pExaScr, pScreen, CreatePixmap);
+    pPixmap = pScreen->CreatePixmap(pScreen, 0, 0, depth, usage_hint);
+    swap(pExaScr, pScreen, CreatePixmap);
+
+    if (!pPixmap)
+        return NULL;
+
+    pExaPixmap = ExaGetPixmapPriv(pPixmap);
+    pExaPixmap->driverPriv = NULL;
+
+    bpp = pPixmap->drawable.bitsPerPixel;
+
+    paddedWidth = ((w * bpp + FB_MASK) >> FB_SHIFT) * sizeof(FbBits);
+    if (paddedWidth / 4 > 32767 || h > 32767)
+        return NullPixmap;
+
+    /* We will allocate the system pixmap later if needed. */
+    pPixmap->devPrivate.ptr = NULL;
+    pExaPixmap->sys_ptr = NULL;
+    pExaPixmap->sys_pitch = paddedWidth;
+
+    pExaPixmap->area = NULL;
+    pExaPixmap->fb_ptr = NULL;
+    pExaPixmap->pDamage = NULL;
+
+    exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
+    exaSetAccelBlock(pExaScr, pExaPixmap,
+	w, h, bpp);
+
+    (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
+				    paddedWidth, NULL);
+
+    /* A scratch pixmap will become a driver pixmap right away. */
+    if (!w || !h) {
+	exaCreateDriverPixmap_mixed(pPixmap);
+	pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+    } else {
+	pExaPixmap->use_gpu_copy = FALSE;
+
+	if (w == 1 && h == 1) {
+	    pExaPixmap->sys_ptr = malloc((pPixmap->drawable.bitsPerPixel + 7) / 8);
+
+	    /* Set up damage tracking */
+	    pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
+					       DamageReportNonEmpty, TRUE,
+					       pPixmap->drawable.pScreen,
+					       pPixmap);
+
+	    DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
+	    /* This ensures that pending damage reflects the current operation. */
+	    /* This is used by exa to optimize migration. */
+	    DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
+	}
+    }
+
+    /* During a fallback we must prepare access. */
+    if (pExaScr->fallback_counter)
+	exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
+
+    return pPixmap;
+}
+
+Bool
+exaModifyPixmapHeader_mixed(PixmapPtr pPixmap, int width, int height, int depth,
+		      int bitsPerPixel, int devKind, pointer pPixData)
+{
+    ScreenPtr pScreen;
+    ExaScreenPrivPtr pExaScr;
+    ExaPixmapPrivPtr pExaPixmap;
+    Bool ret, has_gpu_copy;
+
+    if (!pPixmap)
+        return FALSE;
+
+    pScreen = pPixmap->drawable.pScreen;
+    pExaScr = ExaGetScreenPriv(pScreen);
+    pExaPixmap = ExaGetPixmapPriv(pPixmap);
+
+    if (pPixData) {
+	if (pExaPixmap->driverPriv) {
+	    if (pExaPixmap->pDamage) {
+		DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+		DamageDestroy(pExaPixmap->pDamage);
+		pExaPixmap->pDamage = NULL;
+	    }
+
+	    pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
+	    pExaPixmap->driverPriv = NULL;
+	}
+
+	pExaPixmap->use_gpu_copy = FALSE;
+	pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
+    }
+
+    has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+
+    if (width <= 0)
+	width = pPixmap->drawable.width;
+
+    if (height <= 0)
+	height = pPixmap->drawable.height;
+
+    if (bitsPerPixel <= 0) {
+	if (depth <= 0)
+	    bitsPerPixel = pPixmap->drawable.bitsPerPixel;
+	else
+	    bitsPerPixel = BitsPerPixel(depth);
+    }
+
+    if (depth <= 0)
+	depth = pPixmap->drawable.depth;
+
+    if (width != pPixmap->drawable.width ||
+	height != pPixmap->drawable.height ||
+	depth != pPixmap->drawable.depth ||
+	bitsPerPixel != pPixmap->drawable.bitsPerPixel) {
+	if (pExaPixmap->driverPriv) {
+            exaSetFbPitch(pExaScr, pExaPixmap,
+                          width, height, bitsPerPixel);
+
+            exaSetAccelBlock(pExaScr, pExaPixmap,
+                             width, height, bitsPerPixel);
+            RegionEmpty(&pExaPixmap->validFB);
+        }
+
+	/* Need to re-create system copy if there's also a GPU copy */
+	if (has_gpu_copy && pExaPixmap->sys_ptr) {
+	    free(pExaPixmap->sys_ptr);
+	    pExaPixmap->sys_ptr = NULL;
+	    pExaPixmap->sys_pitch = devKind > 0 ? devKind :
+	        PixmapBytePad(width, depth);
+	    DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+	    DamageDestroy(pExaPixmap->pDamage);
+	    pExaPixmap->pDamage = NULL;
+	    RegionEmpty(&pExaPixmap->validSys);
+
+	    if (pExaScr->deferred_mixed_pixmap == pPixmap)
+		pExaScr->deferred_mixed_pixmap = NULL;
+	}
+    }
+
+    if (has_gpu_copy) {
+	pPixmap->devPrivate.ptr = pExaPixmap->fb_ptr;
+	pPixmap->devKind = pExaPixmap->fb_pitch;
+    } else {
+	pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
+	pPixmap->devKind = pExaPixmap->sys_pitch;
+    }
+
+    /* Only pass driver pixmaps to the driver. */
+    if (pExaScr->info->ModifyPixmapHeader && pExaPixmap->driverPriv) {
+	ret = pExaScr->info->ModifyPixmapHeader(pPixmap, width, height, depth,
+						bitsPerPixel, devKind, pPixData);
+	if (ret == TRUE)
+	    goto out;
+    }
+
+    swap(pExaScr, pScreen, ModifyPixmapHeader);
+    ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
+					    bitsPerPixel, devKind, pPixData);
+    swap(pExaScr, pScreen, ModifyPixmapHeader);
+
+out:
+    if (has_gpu_copy) {
+	pExaPixmap->fb_ptr = pPixmap->devPrivate.ptr;
+	pExaPixmap->fb_pitch = pPixmap->devKind;
+    } else {
+	pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
+	pExaPixmap->sys_pitch = pPixmap->devKind;
+    }
+    /* Always NULL this, we don't want lingering pointers. */
+    pPixmap->devPrivate.ptr = NULL;
+
+    return ret;
+}
+
+Bool
+exaDestroyPixmap_mixed(PixmapPtr pPixmap)
+{
+    ScreenPtr	pScreen = pPixmap->drawable.pScreen;
+    ExaScreenPriv(pScreen);
+    Bool ret;
+
+    if (pPixmap->refcnt == 1)
+    {
+	ExaPixmapPriv (pPixmap);
+
+	/* During a fallback we must finish access, but we don't know the index. */
+	if (pExaScr->fallback_counter)
+	    exaFinishAccess(&pPixmap->drawable, -1);
+
+	if (pExaScr->deferred_mixed_pixmap == pPixmap)
+	    pExaScr->deferred_mixed_pixmap = NULL;
+
+	if (pExaPixmap->driverPriv)
+	    pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
+	pExaPixmap->driverPriv = NULL;
+
+	if (pExaPixmap->pDamage) {
+	    free(pExaPixmap->sys_ptr);
+	    pExaPixmap->sys_ptr = NULL;
+	    pExaPixmap->pDamage = NULL;
+	}
+    }
+
+    swap(pExaScr, pScreen, DestroyPixmap);
+    ret = pScreen->DestroyPixmap (pPixmap);
+    swap(pExaScr, pScreen, DestroyPixmap);
+
+    return ret;
+}
+
+Bool
+exaPixmapHasGpuCopy_mixed(PixmapPtr pPixmap)
+{
+    ScreenPtr pScreen = pPixmap->drawable.pScreen;
+    ExaScreenPriv(pScreen);
+    ExaPixmapPriv(pPixmap);
+    pointer saved_ptr;
+    Bool ret;
+
+    if (!pExaPixmap->driverPriv)
+	return FALSE;
+
+    saved_ptr = pPixmap->devPrivate.ptr;
+    pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
+    ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
+    pPixmap->devPrivate.ptr = saved_ptr;
+
+    return ret;
+}