diff options
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_kms.c')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_kms.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index 44836d51145d..75b91ae9da5e 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -155,7 +155,17 @@ static int vc4_atomic_commit(struct drm_device *dev, return 0; } +static void vc4_output_poll_changed(struct drm_device *dev) +{ + struct vc4_dev *vc4 = to_vc4_dev(dev); + + if (vc4->fbdev) + drm_fbdev_cma_hotplug_event(vc4->fbdev); +} + + static const struct drm_mode_config_funcs vc4_mode_funcs = { + .output_poll_changed = vc4_output_poll_changed, .atomic_check = drm_atomic_helper_check, .atomic_commit = vc4_atomic_commit, .fb_create = drm_fb_cma_create, @@ -215,9 +225,11 @@ vc4_kms_load(struct drm_device *dev) drm_mode_config_reset(dev); - drm_fbdev_cma_init(dev, 32, - dev->mode_config.num_crtc, - dev->mode_config.num_connector); + vc4->fbdev = drm_fbdev_cma_init(dev, 32, + dev->mode_config.num_crtc, + dev->mode_config.num_connector); + if (IS_ERR(vc4->fbdev)) + vc4->fbdev = NULL; drm_kms_helper_poll_init(dev); |