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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright (C) STMicroelectronics SA 20144 * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>5 * Fabien Dessenne <fabien.dessenne@st.com>6 * for STMicroelectronics.7 */8 9#ifndef _STI_MIXER_H_10#define _STI_MIXER_H_11 12#include <drm/drm_crtc.h>13 14#include <drm/drm_debugfs.h>15#include <drm/drm_file.h>16 17#include "sti_plane.h"18 19struct device;20 21#define to_sti_mixer(x) container_of(x, struct sti_mixer, drm_crtc)22 23enum sti_mixer_status {24 STI_MIXER_READY,25 STI_MIXER_DISABLING,26 STI_MIXER_DISABLED,27};28 29/**30 * STI Mixer subdevice structure31 *32 * @dev: driver device33 * @regs: mixer registers34 * @id: id of the mixer35 * @drm_crtc: crtc object link to the mixer36 * @status: to know the status of the mixer37 */38struct sti_mixer {39 struct device *dev;40 void __iomem *regs;41 int id;42 struct drm_crtc drm_crtc;43 enum sti_mixer_status status;44};45 46const char *sti_mixer_to_str(struct sti_mixer *mixer);47 48struct sti_mixer *sti_mixer_create(struct device *dev,49 struct drm_device *drm_dev,50 int id,51 void __iomem *baseaddr);52 53int sti_mixer_set_plane_status(struct sti_mixer *mixer,54 struct sti_plane *plane, bool status);55int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane);56int sti_mixer_active_video_area(struct sti_mixer *mixer,57 struct drm_display_mode *mode);58 59void sti_mixer_set_background_status(struct sti_mixer *mixer, bool enable);60 61void sti_mixer_debugfs_init(struct sti_mixer *mixer, struct drm_minor *minor);62 63/* depth in Cross-bar control = z order */64#define GAM_MIXER_NB_DEPTH_LEVEL 665 66#define STI_MIXER_MAIN 067#define STI_MIXER_AUX 168 69#endif70