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path: root/drivers/gpu/drm/drm_probe_helper.c
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Diffstat (limited to 'drivers/gpu/drm/drm_probe_helper.c')
-rw-r--r--drivers/gpu/drm/drm_probe_helper.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index db7d250f7ac7..6857e9ad6339 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -82,6 +82,22 @@ static void drm_mode_validate_flag(struct drm_connector *connector,
return;
}
+static int drm_helper_probe_add_cmdline_mode(struct drm_connector *connector)
+{
+ struct drm_display_mode *mode;
+
+ if (!connector->cmdline_mode.specified)
+ return 0;
+
+ mode = drm_mode_create_from_cmdline_mode(connector->dev,
+ &connector->cmdline_mode);
+ if (mode == NULL)
+ return 0;
+
+ drm_mode_probed_add(connector, mode);
+ return 1;
+}
+
static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connector *connector,
uint32_t maxX, uint32_t maxY, bool merge_type_bits)
{
@@ -141,6 +157,7 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
if (count == 0 && connector->status == connector_status_connected)
count = drm_add_modes_noedid(connector, 1024, 768);
+ count += drm_helper_probe_add_cmdline_mode(connector);
if (count == 0)
goto prune;
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