diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dsi/dsi_host.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index d51e70fab93d..63969e464dbe 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1673,11 +1673,10 @@ static int dsi_host_parse_lane_data(struct msm_dsi_host *msm_host, return 0; } - num_lanes = len / sizeof(u32); - - if (num_lanes < 1 || num_lanes > 4) { + num_lanes = drm_of_get_data_lanes_count(ep, 1, 4); + if (num_lanes < 0) { DRM_DEV_ERROR(dev, "bad number of data lanes\n"); - return -EINVAL; + return num_lanes; } msm_host->num_data_lanes = num_lanes; |