diff options
| -rw-r--r-- | drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_property.c | 2 |
2 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 3bc856cc6daa..4e1f54a675d8 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -1947,6 +1947,20 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge) return 0; } +static bool dw_hdmi_bridge_mode_fixup(struct drm_bridge *bridge, + const struct drm_display_mode *orig_mode, + struct drm_display_mode *mode) +{ + struct dw_hdmi *hdmi = bridge->driver_private; + struct drm_connector *connector = &hdmi->connector; + enum drm_mode_status status; + + status = dw_hdmi_connector_mode_valid(connector, mode); + if (status != MODE_OK) + return false; + return true; +} + static void dw_hdmi_bridge_mode_set(struct drm_bridge *bridge, struct drm_display_mode *orig_mode, struct drm_display_mode *mode) @@ -1988,6 +2002,7 @@ static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = { .enable = dw_hdmi_bridge_enable, .disable = dw_hdmi_bridge_disable, .mode_set = dw_hdmi_bridge_mode_set, + .mode_fixup = dw_hdmi_bridge_mode_fixup, }; static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c index 3feef0659940..3e88fa24eab3 100644 --- a/drivers/gpu/drm/drm_property.c +++ b/drivers/gpu/drm/drm_property.c @@ -476,7 +476,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev, drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) { list_for_each_entry(prop_enum, &property->enum_list, head) { enum_count++; - if (out_resp->count_enum_blobs <= enum_count) + if (out_resp->count_enum_blobs < enum_count) continue; if (copy_to_user(&enum_ptr[copied].value, |