diff options
Diffstat (limited to 'linux-core/drm_crtc.c')
-rw-r--r-- | linux-core/drm_crtc.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c index f6937f44..400df98e 100644 --- a/linux-core/drm_crtc.c +++ b/linux-core/drm_crtc.c @@ -2202,3 +2202,31 @@ out: return ret; } + +int drm_mode_output_attach_encoder(struct drm_output *output, + struct drm_encoder *encoder) +{ + int i; + + for (i = 0; i < DRM_OUTPUT_MAX_ENCODER; i++) { + if (output->encoder_ids[i] == 0) { + output->encoder_ids[i] = encoder->id; + return 0; + } + } + return -ENOMEM; +} +EXPORT_SYMBOL(drm_mode_output_attach_encoder); + +void drm_mode_output_detach_encoder(struct drm_output *output, + struct drm_encoder *encoder) +{ + int i; + for (i = 0; i < DRM_OUTPUT_MAX_ENCODER; i++) { + if (output->encoder_ids[i] == encoder->id) { + output->encoder_ids[i] = 0; + break; + } + } +} +EXPORT_SYMBOL(drm_mode_output_detach_encoder); |