diff options
| author | Qiang Yu <yuq825@gmail.com> | 2020-03-07 21:44:23 +0800 |
|---|---|---|
| committer | Qiang Yu <yuq825@gmail.com> | 2020-03-22 09:35:19 +0800 |
| commit | b78edd46f6a9eca23b4070166fe98264c07171cc (patch) | |
| tree | 5133795b5582961b5757e7f8383be3c61e355028 /drivers/gpu/drm/lima/lima_device.c | |
| parent | c67a3d4f68c7cff39253e122d26a0152dbef37c8 (diff) | |
drm/lima: save task info dump when task fail
Save all information to start a task which can be exported to user
for debug usage. Dump file data format is specified in lima_dump.h
v2:
Add include header to address build robot complain.
Tested-by: Andreas Baierl <ichgeh@imkreisrum.de>
Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200307134423.24329-1-yuq825@gmail.com
Diffstat (limited to 'drivers/gpu/drm/lima/lima_device.c')
| -rw-r--r-- | drivers/gpu/drm/lima/lima_device.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/lima/lima_device.c b/drivers/gpu/drm/lima/lima_device.c index 19829b543024..42a00171fea5 100644 --- a/drivers/gpu/drm/lima/lima_device.c +++ b/drivers/gpu/drm/lima/lima_device.c @@ -344,6 +344,12 @@ int lima_device_init(struct lima_device *ldev) if (err) goto err_out5; + ldev->dump.magic = LIMA_DUMP_MAGIC; + ldev->dump.version_major = LIMA_DUMP_MAJOR; + ldev->dump.version_minor = LIMA_DUMP_MINOR; + INIT_LIST_HEAD(&ldev->error_task_list); + mutex_init(&ldev->error_task_list_lock); + dev_info(ldev->dev, "bus rate = %lu\n", clk_get_rate(ldev->clk_bus)); dev_info(ldev->dev, "mod rate = %lu", clk_get_rate(ldev->clk_gpu)); @@ -370,6 +376,13 @@ err_out0: void lima_device_fini(struct lima_device *ldev) { int i; + struct lima_sched_error_task *et, *tmp; + + list_for_each_entry_safe(et, tmp, &ldev->error_task_list, list) { + list_del(&et->list); + kvfree(et); + } + mutex_destroy(&ldev->error_task_list_lock); lima_fini_pp_pipe(ldev); lima_fini_gp_pipe(ldev); |