[xsrc/trunk]: xsrc/external/mit/xf86-video-suncg14/dist/src fix shadow fb geo...

[macallan <macallan%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/xsrc/rev/773b22828fee
branches:  trunk
changeset: 10820:773b22828fee
user:      macallan <macallan%NetBSD.org@localhost>
date:      Thu Dec 02 22:53:43 2021 +0000

description:
fix shadow fb geometry calculations
... not that a shadow fb helps much on this hardware.

diffstat:

 external/mit/xf86-video-suncg14/dist/src/cg14_driver.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (16 lines):

diff -r 33228b3e2fa8 -r 773b22828fee external/mit/xf86-video-suncg14/dist/src/cg14_driver.c
--- a/external/mit/xf86-video-suncg14/dist/src/cg14_driver.c    Thu Dec 02 22:35:26 2021 +0000
+++ b/external/mit/xf86-video-suncg14/dist/src/cg14_driver.c    Thu Dec 02 22:53:43 2021 +0000
@@ -797,9 +797,10 @@
 {
     ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
     Cg14Ptr pCg14 = GET_CG14_FROM_SCRN(pScrn);
+    int shift = (pScrn->bitsPerPixel > 8) ? 2 : 0;
 
-    *size = pCg14->width << 2;
-    return (CARD8 *)pCg14->fb + row * (pCg14->width << 2) + offset;
+    *size = pCg14->width << shift;
+    return (CARD8 *)pCg14->fb + row * (pCg14->width << shift) + offset;
 }
 
 /* Free up any per-generation data structures */