78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
/*
|
|
* Copyright (C) 2013 Red Hat
|
|
* Author: Rob Clark <robdclark@gmail.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 as published by
|
|
* the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with
|
|
* this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef __MSM_KMS_H__
|
|
#define __MSM_KMS_H__
|
|
|
|
#include <linux/clk.h>
|
|
#include <linux/regulator/consumer.h>
|
|
|
|
#include "msm_drv.h"
|
|
|
|
#define MAX_PLANE 4
|
|
|
|
/* As there are different display controller blocks depending on the
|
|
* snapdragon version, the kms support is split out and the appropriate
|
|
* implementation is loaded at runtime. The kms module is responsible
|
|
* for constructing the appropriate planes/crtcs/encoders/connectors.
|
|
*/
|
|
struct msm_kms_funcs {
|
|
/* hw initialization: */
|
|
int (*hw_init)(struct msm_kms *kms);
|
|
/* irq handling: */
|
|
void (*irq_preinstall)(struct msm_kms *kms);
|
|
int (*irq_postinstall)(struct msm_kms *kms);
|
|
void (*irq_uninstall)(struct msm_kms *kms);
|
|
irqreturn_t (*irq)(struct msm_kms *kms);
|
|
int (*enable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc);
|
|
void (*disable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc);
|
|
/* modeset, bracketing atomic_commit(): */
|
|
void (*prepare_commit)(struct msm_kms *kms, struct drm_atomic_state *state);
|
|
void (*complete_commit)(struct msm_kms *kms, struct drm_atomic_state *state);
|
|
/* misc: */
|
|
const struct msm_format *(*get_format)(struct msm_kms *kms, uint32_t format);
|
|
long (*round_pixclk)(struct msm_kms *kms, unsigned long rate,
|
|
struct drm_encoder *encoder);
|
|
int (*set_split_display)(struct msm_kms *kms,
|
|
struct drm_encoder *encoder,
|
|
struct drm_encoder *slave_encoder,
|
|
bool is_cmd_mode);
|
|
/* cleanup: */
|
|
void (*preclose)(struct msm_kms *kms, struct drm_file *file);
|
|
void (*destroy)(struct msm_kms *kms);
|
|
};
|
|
|
|
struct msm_kms {
|
|
const struct msm_kms_funcs *funcs;
|
|
|
|
/* irq handling: */
|
|
bool in_irq;
|
|
struct list_head irq_list; /* list of mdp4_irq */
|
|
uint32_t vblank_mask; /* irq bits set for userspace vblank */
|
|
};
|
|
|
|
static inline void msm_kms_init(struct msm_kms *kms,
|
|
const struct msm_kms_funcs *funcs)
|
|
{
|
|
kms->funcs = funcs;
|
|
}
|
|
|
|
struct msm_kms *mdp4_kms_init(struct drm_device *dev);
|
|
struct msm_kms *mdp5_kms_init(struct drm_device *dev);
|
|
|
|
#endif /* __MSM_KMS_H__ */
|