| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (C) STMicroelectronics SA 2014 |
| * Authors: Benjamin Gaignard <benjamin.gaignard@st.com> |
| * Fabien Dessenne <fabien.dessenne@st.com> |
| * for STMicroelectronics. |
| */ |
| |
| #ifndef _STI_MIXER_H_ |
| #define _STI_MIXER_H_ |
| |
| #include <drm/drm_crtc.h> |
| |
| #include <drm/drm_debugfs.h> |
| #include <drm/drm_file.h> |
| |
| #include "sti_plane.h" |
| |
| struct device; |
| |
| #define to_sti_mixer(x) container_of(x, struct sti_mixer, drm_crtc) |
| |
| enum sti_mixer_status { |
| STI_MIXER_READY, |
| STI_MIXER_DISABLING, |
| STI_MIXER_DISABLED, |
| }; |
| |
| /** |
| * STI Mixer subdevice structure |
| * |
| * @dev: driver device |
| * @regs: mixer registers |
| * @id: id of the mixer |
| * @drm_crtc: crtc object link to the mixer |
| * @status: to know the status of the mixer |
| */ |
| struct sti_mixer { |
| struct device *dev; |
| void __iomem *regs; |
| int id; |
| struct drm_crtc drm_crtc; |
| enum sti_mixer_status status; |
| }; |
| |
| const char *sti_mixer_to_str(struct sti_mixer *mixer); |
| |
| struct sti_mixer *sti_mixer_create(struct device *dev, |
| struct drm_device *drm_dev, |
| int id, |
| void __iomem *baseaddr); |
| |
| int sti_mixer_set_plane_status(struct sti_mixer *mixer, |
| struct sti_plane *plane, bool status); |
| int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane); |
| int sti_mixer_active_video_area(struct sti_mixer *mixer, |
| struct drm_display_mode *mode); |
| |
| void sti_mixer_set_background_status(struct sti_mixer *mixer, bool enable); |
| |
| int sti_mixer_debugfs_init(struct sti_mixer *mixer, struct drm_minor *minor); |
| |
| /* depth in Cross-bar control = z order */ |
| #define GAM_MIXER_NB_DEPTH_LEVEL 6 |
| |
| #define STI_MIXER_MAIN 0 |
| #define STI_MIXER_AUX 1 |
| |
| #endif |