diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0756-drm-sched-add-drm_sched_fault.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0756-drm-sched-add-drm_sched_fault.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0756-drm-sched-add-drm_sched_fault.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0756-drm-sched-add-drm_sched_fault.patch new file mode 100644 index 00000000..3af70883 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0756-drm-sched-add-drm_sched_fault.patch @@ -0,0 +1,58 @@ +From 6d1d2a46987c71af7ba7d9bfcd280a1bb10bfd6e Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Fri, 12 Oct 2018 16:47:13 +0200 +Subject: [PATCH 0756/2940] drm/sched: add drm_sched_fault +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add a helper to immediately start timeout handling in case of a hardware +fault. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/scheduler/sched_main.c | 13 +++++++++++++ + include/drm/gpu_scheduler.h | 1 + + 2 files changed, 14 insertions(+) + +diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c +index b7e4572f811f..2e416c3fd206 100644 +--- a/drivers/gpu/drm/scheduler/sched_main.c ++++ b/drivers/gpu/drm/scheduler/sched_main.c +@@ -182,6 +182,19 @@ bool drm_sched_dependency_optimized(struct dma_fence* fence, + } + EXPORT_SYMBOL(drm_sched_dependency_optimized); + ++/** ++ * drm_sched_fault - immediately start timeout handler ++ * ++ * @sched: scheduler where the timeout handling should be started. ++ * ++ * Start timeout handling immediately when the driver detects a hardware fault. ++ */ ++void drm_sched_fault(struct drm_gpu_scheduler *sched) ++{ ++ mod_delayed_work(system_wq, &sched->work_tdr, 0); ++} ++EXPORT_SYMBOL(drm_sched_fault); ++ + /* job_finish is called after hw fence signaled + */ + static void drm_sched_job_finish(struct work_struct *work) +diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h +index 872ab2ea51a1..b0646520b971 100644 +--- a/include/drm/gpu_scheduler.h ++++ b/include/drm/gpu_scheduler.h +@@ -299,6 +299,7 @@ void drm_sched_hw_job_reset(struct drm_gpu_scheduler *sched, + void drm_sched_job_recovery(struct drm_gpu_scheduler *sched); + bool drm_sched_dependency_optimized(struct dma_fence* fence, + struct drm_sched_entity *entity); ++void drm_sched_fault(struct drm_gpu_scheduler *sched); + void drm_sched_job_kickout(struct drm_sched_job *s_job); + + void drm_sched_rq_add_entity(struct drm_sched_rq *rq, +-- +2.17.1 + |