1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) STMicroelectronics SA 2014 4*4882a593Smuzhiyun * Authors: Benjamin Gaignard <benjamin.gaignard@st.com> 5*4882a593Smuzhiyun * Fabien Dessenne <fabien.dessenne@st.com> 6*4882a593Smuzhiyun * for STMicroelectronics. 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef _STI_MIXER_H_ 10*4882a593Smuzhiyun #define _STI_MIXER_H_ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include <drm/drm_crtc.h> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #include <drm/drm_debugfs.h> 15*4882a593Smuzhiyun #include <drm/drm_file.h> 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #include "sti_plane.h" 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun struct device; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun #define to_sti_mixer(x) container_of(x, struct sti_mixer, drm_crtc) 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun enum sti_mixer_status { 24*4882a593Smuzhiyun STI_MIXER_READY, 25*4882a593Smuzhiyun STI_MIXER_DISABLING, 26*4882a593Smuzhiyun STI_MIXER_DISABLED, 27*4882a593Smuzhiyun }; 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun /** 30*4882a593Smuzhiyun * STI Mixer subdevice structure 31*4882a593Smuzhiyun * 32*4882a593Smuzhiyun * @dev: driver device 33*4882a593Smuzhiyun * @regs: mixer registers 34*4882a593Smuzhiyun * @id: id of the mixer 35*4882a593Smuzhiyun * @drm_crtc: crtc object link to the mixer 36*4882a593Smuzhiyun * @status: to know the status of the mixer 37*4882a593Smuzhiyun */ 38*4882a593Smuzhiyun struct sti_mixer { 39*4882a593Smuzhiyun struct device *dev; 40*4882a593Smuzhiyun void __iomem *regs; 41*4882a593Smuzhiyun int id; 42*4882a593Smuzhiyun struct drm_crtc drm_crtc; 43*4882a593Smuzhiyun enum sti_mixer_status status; 44*4882a593Smuzhiyun }; 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun const char *sti_mixer_to_str(struct sti_mixer *mixer); 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun struct sti_mixer *sti_mixer_create(struct device *dev, 49*4882a593Smuzhiyun struct drm_device *drm_dev, 50*4882a593Smuzhiyun int id, 51*4882a593Smuzhiyun void __iomem *baseaddr); 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun int sti_mixer_set_plane_status(struct sti_mixer *mixer, 54*4882a593Smuzhiyun struct sti_plane *plane, bool status); 55*4882a593Smuzhiyun int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane); 56*4882a593Smuzhiyun int sti_mixer_active_video_area(struct sti_mixer *mixer, 57*4882a593Smuzhiyun struct drm_display_mode *mode); 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun void sti_mixer_set_background_status(struct sti_mixer *mixer, bool enable); 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun void sti_mixer_debugfs_init(struct sti_mixer *mixer, struct drm_minor *minor); 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun /* depth in Cross-bar control = z order */ 64*4882a593Smuzhiyun #define GAM_MIXER_NB_DEPTH_LEVEL 6 65*4882a593Smuzhiyun 66*4882a593Smuzhiyun #define STI_MIXER_MAIN 0 67*4882a593Smuzhiyun #define STI_MIXER_AUX 1 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun #endif 70