diff options
Diffstat (limited to 'drivers/gpu/drm/vkms/vkms_config.h')
| -rw-r--r-- | drivers/gpu/drm/vkms/vkms_config.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_config.h b/drivers/gpu/drm/vkms/vkms_config.h index 024cbed0e439..3e5b2e407378 100644 --- a/drivers/gpu/drm/vkms/vkms_config.h +++ b/drivers/gpu/drm/vkms/vkms_config.h @@ -76,6 +76,7 @@ struct vkms_config_crtc { * * @link: Link to the others encoders in vkms_config * @config: The vkms_config this CRTC belongs to + * @possible_crtcs: Array of CRTCs that can be used with this encoder * @encoder: Internal usage. This pointer should never be considered as valid. * It can be used to store a temporary reference to a VKMS encoder * during device creation. This pointer is not managed by the @@ -85,6 +86,8 @@ struct vkms_config_encoder { struct list_head link; struct vkms_config *config; + struct xarray possible_crtcs; + /* Internal usage */ struct drm_encoder *encoder; }; @@ -124,6 +127,16 @@ struct vkms_config_encoder { xa_for_each(&(plane_cfg)->possible_crtcs, idx, (possible_crtc)) /** + * vkms_config_encoder_for_each_possible_crtc - Iterate over the + * vkms_config_encoder possible CRTCs + * @encoder_cfg: &struct vkms_config_encoder pointer + * @idx: Index of the cursor + * @possible_crtc: &struct vkms_config_crtc pointer used as cursor + */ +#define vkms_config_encoder_for_each_possible_crtc(encoder_cfg, idx, possible_crtc) \ + xa_for_each(&(encoder_cfg)->possible_crtcs, idx, (possible_crtc)) + +/** * vkms_config_create() - Create a new VKMS configuration * @dev_name: Name of the device * @@ -332,4 +345,20 @@ struct vkms_config_encoder *vkms_config_create_encoder(struct vkms_config *confi void vkms_config_destroy_encoder(struct vkms_config *config, struct vkms_config_encoder *encoder_cfg); +/** + * vkms_config_encoder_attach_crtc - Attach a encoder to a CRTC + * @encoder_cfg: Encoder to attach + * @crtc_cfg: CRTC to attach @encoder_cfg to + */ +int __must_check vkms_config_encoder_attach_crtc(struct vkms_config_encoder *encoder_cfg, + struct vkms_config_crtc *crtc_cfg); + +/** + * vkms_config_encoder_detach_crtc - Detach a encoder from a CRTC + * @encoder_cfg: Encoder to detach + * @crtc_cfg: CRTC to detach @encoder_cfg from + */ +void vkms_config_encoder_detach_crtc(struct vkms_config_encoder *encoder_cfg, + struct vkms_config_crtc *crtc_cfg); + #endif /* _VKMS_CONFIG_H_ */ |