[2/5] drm/lima: add max_error_tasks module parameter
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Message ID 20200222024210.18697-3-yuq825@gmail.com
State New
Headers show
Series
  • drm/lima: add error debug functionality
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Commit Message

Qiang Yu Feb. 22, 2020, 2:42 a.m. UTC
Limit error tasks to save.

Signed-off-by: Qiang Yu <yuq825@gmail.com>
---
 drivers/gpu/drm/lima/lima_drv.c | 4 ++++
 drivers/gpu/drm/lima/lima_drv.h | 1 +
 2 files changed, 5 insertions(+)

Patch
diff mbox series

diff --git a/drivers/gpu/drm/lima/lima_drv.c b/drivers/gpu/drm/lima/lima_drv.c
index 2daac64d8955..e235d4545b6c 100644
--- a/drivers/gpu/drm/lima/lima_drv.c
+++ b/drivers/gpu/drm/lima/lima_drv.c
@@ -16,6 +16,7 @@ 
 
 int lima_sched_timeout_ms;
 uint lima_heap_init_nr_pages = 8;
+uint lima_max_error_tasks;
 
 MODULE_PARM_DESC(sched_timeout_ms, "task run timeout in ms");
 module_param_named(sched_timeout_ms, lima_sched_timeout_ms, int, 0444);
@@ -23,6 +24,9 @@  module_param_named(sched_timeout_ms, lima_sched_timeout_ms, int, 0444);
 MODULE_PARM_DESC(heap_init_nr_pages, "heap buffer init number of pages");
 module_param_named(heap_init_nr_pages, lima_heap_init_nr_pages, uint, 0444);
 
+MODULE_PARM_DESC(max_error_tasks, "max number of error tasks to save");
+module_param_named(max_error_tasks, lima_max_error_tasks, uint, 0644);
+
 static int lima_ioctl_get_param(struct drm_device *dev, void *data, struct drm_file *file)
 {
 	struct drm_lima_get_param *args = data;
diff --git a/drivers/gpu/drm/lima/lima_drv.h b/drivers/gpu/drm/lima/lima_drv.h
index f492ecc6a5d9..fdbd4077c768 100644
--- a/drivers/gpu/drm/lima/lima_drv.h
+++ b/drivers/gpu/drm/lima/lima_drv.h
@@ -10,6 +10,7 @@ 
 
 extern int lima_sched_timeout_ms;
 extern uint lima_heap_init_nr_pages;
+extern uint lima_max_error_tasks;
 
 struct lima_vm;
 struct lima_bo;