kms: don't use scratch pixmaps when copying fbcon.

scratch pixmaps seem to interact badly with mixed pixmaps, it appears
some state may be getting left around in the privates somewhere, since
scratch pixmap headers don't get destroyed.

1 files changed, 22 insertions, 11 deletions

diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 1b5f0acd..6f3f6df1 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -156,16 +156,19 @@ create_pixmap_for_fbcon(drmmode_ptr drmmode,
 		return NULL;
 	}
 
-	pixmap = GetScratchPixmapHeader(pScreen,
-					fbcon->width, fbcon->height,
-					fbcon->depth, fbcon->bpp,
-					fbcon->pitch, NULL);
-	if (pixmap == NULL) {
+	pixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, fbcon->depth, 0);
+	if (!pixmap) 
+		return NULL;
+
+	if (!(*pScreen->ModifyPixmapHeader)(pixmap, fbcon->width, fbcon->height,
+					   fbcon->depth, fbcon->bpp,
+					   fbcon->pitch, NULL)) {
 		xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
 			   "Couldn't allocate pixmap fbcon contents\n");
 		return NULL;
 	}
-
+	
+	exaMoveInPixmap(pixmap);
 	radeon_set_pixmap_bo(pixmap, bo);
 
 	radeon_bo_unref(bo);
@@ -199,10 +202,17 @@ void drmmode_copy_fb(ScrnInfoPtr pScrn, drmmode_ptr drmmode)
 	if (!src)
 		return;
 
-	dst = GetScratchPixmapHeader(pScreen,
-				     pScrn->virtualX, pScrn->virtualY,
-				     pScrn->depth, pScrn->bitsPerPixel,
-				     pitch, NULL);
+	dst = (*pScreen->CreatePixmap)(pScreen, 0, 0, pScrn->depth, 0);
+	if (!dst)
+		goto out_free_src;
+
+	if (!(*pScreen->ModifyPixmapHeader)(dst, pScrn->virtualX,
+					    pScrn->virtualY, pScrn->depth,
+					    pScrn->bitsPerPixel, pitch,
+					    NULL))
+		goto out_free_dst;
+
+	exaMoveInPixmap(dst);
 	radeon_set_pixmap_bo(dst, info->front_bo);
 	info->accel_state->exa->PrepareCopy (src, dst,
 					     -1, -1, GXcopy, FB_ALLONES);
@@ -210,8 +220,9 @@ void drmmode_copy_fb(ScrnInfoPtr pScrn, drmmode_ptr drmmode)
 				      pScrn->virtualX, pScrn->virtualY);
 	info->accel_state->exa->DoneCopy (dst);
 	radeon_cs_flush_indirect(pScrn);
-
+ out_free_dst:
 	(*pScreen->DestroyPixmap)(dst);
+ out_free_src:
 	(*pScreen->DestroyPixmap)(src);
 
 }