diff options
| -rw-r--r-- | drivers/gpu/drm/bridge/sii902x.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index 00a8c469f553..7f91b0db161e 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -496,6 +496,10 @@ static int sii902x_bridge_atomic_check(struct drm_bridge *bridge, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { + if (crtc_state->mode.clock < SII902X_MIN_PIXEL_CLOCK_KHZ || + crtc_state->mode.clock > SII902X_MAX_PIXEL_CLOCK_KHZ) + return -EINVAL; + /* * There might be flags negotiation supported in future but * set the bus flags in atomic_check statically for now. |