Merge tag 'amd-drm-next-6.3-2023-01-20' of https://gitlab.freedesktop.org/agd5f/linux...

[linux-block.git] / drivers / gpu / drm / amd / display / amdgpu_dm / amdgpu_dm.c

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index d6d6d0ee1483250a615e7695086f179262eafcd2..8e4b668faa359b3e5cf8461fa981afc431d426ca 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -66,6 +66,7 @@
 
 #include "ivsrcid/ivsrcid_vislands30.h"
 
+#include <linux/backlight.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/types.h>
@@ -4326,6 +4327,10 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev)
                amdgpu_set_panel_orientation(&aconnector->base);
        }
 
+       /* If we didn't find a panel, notify the acpi video detection */
+       if (dm->adev->flags & AMD_IS_APU && dm->num_of_edps == 0)
+               acpi_video_report_nolcd();
+
        /* Software is initialized. Now we can register interrupt handlers. */
        switch (adev->asic_type) {
 #if defined(CONFIG_DRM_AMD_DC_SI)