diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index 2a3c4ac065de..bc3e7a82b402 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -902,7 +902,7 @@ static int dmub_tracebuffer_show(struct seq_file *m, void *data) { struct amdgpu_device *adev = m->private; struct dmub_srv_fb_info *fb_info = adev->dm.dmub_fb_info; - struct dmub_fw_meta_info *fw_meta_info = &adev->dm.dmub_srv->meta_info; + struct dmub_fw_meta_info *fw_meta_info = NULL; struct dmub_debugfs_trace_entry *entries; uint8_t *tbuf_base; uint32_t tbuf_size, max_entries, num_entries, first_entry, i; @@ -914,6 +914,9 @@ static int dmub_tracebuffer_show(struct seq_file *m, void *data) if (!tbuf_base) return 0; + if (adev->dm.dmub_srv) + fw_meta_info = &adev->dm.dmub_srv->meta_info; + tbuf_size = fw_meta_info ? fw_meta_info->trace_buffer_size : DMUB_TRACE_BUFFER_SIZE; max_entries = (tbuf_size - sizeof(struct dmub_debugfs_trace_header)) / |