diff options
author | Otavio Salvador <otavio@ossystems.com.br> | 2013-07-16 17:32:15 -0300 |
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committer | Otavio Salvador <otavio@ossystems.com.br> | 2013-08-31 17:54:42 -0300 |
commit | a52f88cdd1ba57f803bd4c8efd847d7c71788ff6 (patch) | |
tree | 5743085da726a45db9b697dd74c5ccadd0295516 /meta-fsl-arm/recipes-graphics/drm/libdrm/mx6/drm-update-arm.patch | |
parent | c1cf33b6a02bc5a4ba23b1e1971dad22dbcb317c (diff) | |
download | meta-freescale-a52f88cdd1ba57f803bd4c8efd847d7c71788ff6.tar.gz |
libdrm: Add fix to avoid GPU freeze
Add ARM support into xf86drm.h. This provides support for Xorg
interface. Without this the vivante samples will hang during close
requiring a reboot
Change-Id: I60ea3c87c35fadaa00c64baffd24f74f41dfbb9b
Signed-off-by: Lauren Post <lauren.post@freescale.com>
Signed-off-by: Evan Kotara <evan.kotara@freescale.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Diffstat (limited to 'meta-fsl-arm/recipes-graphics/drm/libdrm/mx6/drm-update-arm.patch')
-rw-r--r-- | meta-fsl-arm/recipes-graphics/drm/libdrm/mx6/drm-update-arm.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/meta-fsl-arm/recipes-graphics/drm/libdrm/mx6/drm-update-arm.patch b/meta-fsl-arm/recipes-graphics/drm/libdrm/mx6/drm-update-arm.patch new file mode 100644 index 00000000..4389fe4a --- /dev/null +++ b/meta-fsl-arm/recipes-graphics/drm/libdrm/mx6/drm-update-arm.patch | |||
@@ -0,0 +1,34 @@ | |||
1 | Add ARM support into xf86arm.h. This provides support for Xorg interface. | ||
2 | Without this the vivante samples will hang during close requiring a reboot | ||
3 | |||
4 | Upstream-Status: Pending | ||
5 | |||
6 | Signed-off-by: Lauren Post <lauren.post@freescale.com> | ||
7 | Signed-off-by: Evan Kotara <evan.kotara@freescale.com> | ||
8 | |||
9 | diff --git a/xf86drm.h b/xf86drm.h | ||
10 | --- a/xf86drm.h | ||
11 | +++ b/xf86drm.h | ||
12 | @@ -455,6 +455,22 @@ do { register unsigned int __old __asm("o0"); \ | ||
13 | : "cr0", "memory"); \ | ||
14 | } while (0) | ||
15 | |||
16 | +#elif defined(__arm__) | ||
17 | + #undef DRM_DEV_MODE | ||
18 | + #define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) | ||
19 | + | ||
20 | + #define DRM_CAS(lock,old,new,__ret) \ | ||
21 | + do { \ | ||
22 | + __asm__ __volatile__ ( \ | ||
23 | + "1: ldrex %0, [%1]\n" \ | ||
24 | + " teq %0, %2\n" \ | ||
25 | + " strexeq %0, %3, [%1]\n" \ | ||
26 | + " movne %0, #1\n" \ | ||
27 | + : "=&r" (__ret) \ | ||
28 | + : "r" (lock), "r" (old), "r" (new) \ | ||
29 | + : "cc","memory"); \ | ||
30 | + } while (0) | ||
31 | + | ||
32 | #endif /* architecture */ | ||
33 | #endif /* __GNUC__ >= 2 */ | ||
34 | |||