diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4334-drm-ttm-bug-fix-for-sproadic-hard-hang-during-closin.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4334-drm-ttm-bug-fix-for-sproadic-hard-hang-during-closin.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4334-drm-ttm-bug-fix-for-sproadic-hard-hang-during-closin.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4334-drm-ttm-bug-fix-for-sproadic-hard-hang-during-closin.patch new file mode 100644 index 00000000..a89a6272 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4334-drm-ttm-bug-fix-for-sproadic-hard-hang-during-closin.patch @@ -0,0 +1,35 @@ +From 5fd1009b6b0a57a3b40f0d4e45f0849be9016772 Mon Sep 17 00:00:00 2001 +From: Rahul Kumar <rahul.kumar1@amd.com> +Date: Thu, 12 Dec 2019 17:14:08 +0530 +Subject: [PATCH 4334/4736] drm/ttm: bug fix for sproadic hard hang during + closing(cttl+c) video playback + +Added reservation object as shared resource before adding reservation +object to fence. + +Signed-off-by: Rahul Kumar <rahul.kumar1@amd.com> +--- + drivers/gpu/drm/ttm/ttm_execbuf_util.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/drivers/gpu/drm/ttm/ttm_execbuf_util.c b/drivers/gpu/drm/ttm/ttm_execbuf_util.c +index e73ae0d22897..41a8dcaa1163 100644 +--- a/drivers/gpu/drm/ttm/ttm_execbuf_util.c ++++ b/drivers/gpu/drm/ttm/ttm_execbuf_util.c +@@ -202,7 +202,13 @@ void ttm_eu_fence_buffer_objects(struct ww_acquire_ctx *ticket, + list_for_each_entry(entry, list, head) { + bo = entry->bo; + if (entry->shared) ++ { ++ int r; ++ r = reservation_object_reserve_shared(bo->resv); ++ if (r) ++ return; + reservation_object_add_shared_fence(bo->resv, fence); ++ } + else + reservation_object_add_excl_fence(bo->resv, fence); + ttm_bo_add_to_lru(bo); +-- +2.17.1 + |