diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dsi')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_manager.c | 6 |
3 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi.c b/drivers/gpu/drm/msm/dsi/dsi.c index 5c8fbc475831..ffaf77f623c6 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.c +++ b/drivers/gpu/drm/msm/dsi/dsi.c @@ -15,7 +15,7 @@ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi) { - if (!msm_dsi || !msm_dsi->panel) + if (!msm_dsi || !msm_dsi_device_connected(msm_dsi)) return NULL; return (msm_dsi->device_flags & MIPI_DSI_MODE_VIDEO) ? diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 1a5990551c15..1636513347e0 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -85,6 +85,11 @@ int msm_dsi_manager_register(struct msm_dsi *msm_dsi); void msm_dsi_manager_unregister(struct msm_dsi *msm_dsi); /* msm dsi */ +static inline bool msm_dsi_device_connected(struct msm_dsi *msm_dsi) +{ + return msm_dsi->panel; +} + struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); /* dsi pll */ diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index f43c66ca81fb..60dbd829d7a9 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -344,7 +344,8 @@ static void dsi_mgr_bridge_pre_enable(struct drm_bridge *bridge) int ret; DBG("id=%d", id); - if (!panel || (is_dual_dsi && (DSI_1 == id))) + if (!msm_dsi_device_connected(msm_dsi) || + (is_dual_dsi && (DSI_1 == id))) return; ret = msm_dsi_host_power_on(host); @@ -431,7 +432,8 @@ static void dsi_mgr_bridge_post_disable(struct drm_bridge *bridge) DBG("id=%d", id); - if (!panel || (is_dual_dsi && (DSI_1 == id))) + if (!msm_dsi_device_connected(msm_dsi) || + (is_dual_dsi && (DSI_1 == id))) return; ret = drm_panel_disable(panel); |