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path: root/drivers/gpu/drm/radeon/radeon_connectors.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 9cfc1c3e1..81a63d7f5 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -34,6 +34,7 @@
#include "atom.h"
#include <linux/pm_runtime.h>
+#include <linux/vga_switcheroo.h>
static int radeon_dp_handle_hpd(struct drm_connector *connector)
{
@@ -344,6 +345,11 @@ static void radeon_connector_get_edid(struct drm_connector *connector)
else if (radeon_connector->ddc_bus)
radeon_connector->edid = drm_get_edid(&radeon_connector->base,
&radeon_connector->ddc_bus->adapter);
+ } else if (vga_switcheroo_handler_flags() & VGA_SWITCHEROO_CAN_SWITCH_DDC &&
+ connector->connector_type == DRM_MODE_CONNECTOR_LVDS &&
+ radeon_connector->ddc_bus) {
+ radeon_connector->edid = drm_get_edid_switcheroo(&radeon_connector->base,
+ &radeon_connector->ddc_bus->adapter);
} else if (radeon_connector->ddc_bus) {
radeon_connector->edid = drm_get_edid(&radeon_connector->base,
&radeon_connector->ddc_bus->adapter);