diff options
| -rw-r--r-- | drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c | 2 |
3 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h index f9ee7ebfec55..f53dac256ee0 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h @@ -69,5 +69,6 @@ int hibmc_dp_link_training(struct hibmc_dp_dev *dp); int hibmc_dp_serdes_init(struct hibmc_dp_dev *dp); int hibmc_dp_serdes_rate_switch(u8 rate, struct hibmc_dp_dev *dp); int hibmc_dp_serdes_set_tx_cfg(struct hibmc_dp_dev *dp, u8 train_set[HIBMC_DP_LANE_NUM_MAX]); +void hibmc_dp_update_caps(struct hibmc_dp_dev *dp); #endif diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c index 0726cb5b736e..8c53f16db516 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c @@ -325,7 +325,7 @@ static int hibmc_dp_link_downgrade_training_eq(struct hibmc_dp_dev *dp) return hibmc_dp_link_reduce_rate(dp); } -static void hibmc_dp_update_caps(struct hibmc_dp_dev *dp) +void hibmc_dp_update_caps(struct hibmc_dp_dev *dp) { dp->link.cap.link_rate = dp->dpcd[DP_MAX_LINK_RATE]; if (dp->link.cap.link_rate > DP_LINK_BW_8_1 || !dp->link.cap.link_rate) diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c index 2da04ac89d4d..5b9dedfbbdfc 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c @@ -41,6 +41,8 @@ static bool hibmc_dp_get_dpcd(struct hibmc_dp_dev *dp_dev) if (ret) return false; + hibmc_dp_update_caps(dp_dev); + dp_dev->is_branch = drm_dp_is_branch(dp_dev->dpcd); ret = drm_dp_read_desc(dp_dev->aux, &dp_dev->desc, dp_dev->is_branch); |