[Intel-gfx] [PATCH 6/7] KMS: Keep screen pixmap devPrivate.ptr NULL during init and resize

[Keith Packard]

The frame buffer only has a valid address between prepare_access and
finish_access calls, so remove all other attempts to compute an address from
the driver.

Signed-off-by: Keith Packard <keithp at keithp.com>
---
 src/drmmode_display.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 7cfdc5b..df10fb5 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -1056,12 +1056,9 @@ drmmode_xf86crtc_resize (ScrnInfoPtr scrn, int width, int height)
 		goto fail;
 
 	i830_set_pixmap_bo(screen->GetScreenPixmap(screen), pI830->front_buffer->bo);
-	scrn->fbOffset = pI830->front_buffer->offset;
 
 	screen->ModifyPixmapHeader(screen->GetScreenPixmap(screen),
 				   width, height, -1, -1, pitch * pI830->cpp, NULL);
-	xf86DrvMsg(scrn->scrnIndex, X_INFO, "New front buffer at 0x%lx\n",
-		   pI830->front_buffer->offset);
 
 	for (i = 0; i < xf86_config->num_crtc; i++) {
 		xf86CrtcPtr crtc = xf86_config->crtc[i];
-- 
1.6.3.3