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gnu: xorg: Add patch to fix sis driver crashes. 

* gnu/packages/patches/xf86-video-sis-fix-exa-crash.patch: New file.
* gnu/packages/xorg.scm (xf86-video-sis): Use it.
* gnu-system.am (dist_patch_DATA): Add it.
This commit is contained in:
Alex Kost 2015-04-01 22:15:15 +03:00
parent 0492f4a2b9
commit 946dc71f63
3 changed files with 48 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
gnu-system.am
View File

@ -562,6 +562,7 @@ dist_patch_DATA = \
gnu/packages/patches/xf86-video-openchrome-glibc-2.20.patch \
gnu/packages/patches/xf86-video-r128-glibc-2.20.patch \
gnu/packages/patches/xf86-video-siliconmotion-remove-mibstore.patch \
gnu/packages/patches/xf86-video-sis-fix-exa-crash.patch \
gnu/packages/patches/xf86-video-sis-update-api.patch \
gnu/packages/patches/xf86-video-tdfx-remove-mibstore.patch \
gnu/packages/patches/xf86-video-tga-remove-mibstore.patch \

45
gnu/packages/patches/xf86-video-sis-fix-exa-crash.patch Normal file
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@ -0,0 +1,45 @@
Fix X server crash when sis driver is used with EXA acceleration.
Source: http://bazaar.launchpad.net/~ubuntu-branches/ubuntu/trusty/xserver-xorg-video-sis/trusty/revision/24/debian/patches/fix-exa-crash.diff
The patch was originally proposed by nihui:
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-sis/+bug/1066464/comments/13
--- a/src/sis310_accel.c
+++ b/src/sis310_accel.c
@@ -1874,7 +1874,7 @@
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pDst->drawable.pScreen);
SISPtr pSiS = SISPTR(pScrn);
- unsigned char *dst = pDst->devPrivate.ptr;
+ unsigned char *dst = ((unsigned char *) pSiS->FbBase) + exaGetPixmapOffset(pDst);
int dst_pitch = exaGetPixmapPitch(pDst);
(pSiS->SyncAccel)(pScrn);
@@ -1882,7 +1882,7 @@
if(pDst->drawable.bitsPerPixel < 8)
return FALSE;
- dst += (x * pDst->drawable.bitsPerPixel / 8) + (y * src_pitch);
+ dst += (x * pDst->drawable.bitsPerPixel / 8) + (y * dst_pitch);
while(h--) {
SiSMemCopyToVideoRam(pSiS, dst, (unsigned char *)src,
(w * pDst->drawable.bitsPerPixel / 8));
@@ -1953,7 +1953,7 @@
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pSrc->drawable.pScreen);
SISPtr pSiS = SISPTR(pScrn);
- unsigned char *src = pSrc->devPrivate.ptr;
+ unsigned char *src = ((unsigned char *) pSiS->FbBase) + exaGetPixmapOffset(pSrc);
int src_pitch = exaGetPixmapPitch(pSrc);
int size = src_pitch < dst_pitch ? src_pitch : dst_pitch;
@@ -1964,7 +1964,7 @@
src += (x * pSrc->drawable.bitsPerPixel / 8) + (y * src_pitch);
while(h--) {
- SiSMemCopyFromVideoRam(pSiS, (unsigned char *)dst, src, size);
+ SiSMemCopyFromVideoRam(pSiS, (unsigned char *)dst, src, (w * pSrc->drawable.bitsPerPixel / 8));
src += src_pitch;
dst += dst_pitch;
}

3
gnu/packages/xorg.scm
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@ -2932,7 +2932,8 @@ graphics cards.")
(sha256
(base32
"1l0w84x39gq4y9j81dny9r6rma1xkqvxpsavpkd8h7h8panbcbmy"))
(patches (list (search-patch "xf86-video-sis-update-api.patch")))))
(patches (list (search-patch "xf86-video-sis-update-api.patch")
(search-patch "xf86-video-sis-fix-exa-crash.patch")))))
(build-system gnu-build-system)
(inputs `(("mesa" ,mesa)
("xf86dgaproto" ,xf86dgaproto)