linux_dsm_epyc7002/drivers/gpu/drm/sti/sti_mixer.h
Fabien DESSENNE c62052d146 drm/sti: Fix up crtc_state->event handling
Use drm-core to handle event.
This is required to be able to use the nonblocking helpers.

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
2017-02-10 09:34:39 +01:00

65 lines
1.6 KiB
C

/*
* Copyright (C) STMicroelectronics SA 2014
* Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
* Fabien Dessenne <fabien.dessenne@st.com>
* for STMicroelectronics.
* License terms: GNU General Public License (GPL), version 2
*/
#ifndef _STI_MIXER_H_
#define _STI_MIXER_H_
#include <drm/drmP.h>
#include "sti_plane.h"
#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