blob: 76c42515ecc562f85c51cfe0f0a69a8bc33bc7cb [file] [log] [blame]
* drivers/staging/omapdrm/omap_drv.h
* Copyright (C) 2011 Texas Instruments
* Author: Rob Clark <>
* 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 <>.
#ifndef __OMAP_DRV_H__
#define __OMAP_DRV_H__
#include <video/omapdss.h>
#include <linux/module.h>
#include <linux/types.h>
#include <drm/drmP.h>
#include "omap_drm.h"
#include "omap_priv.h"
#define DBG(fmt, ...) DRM_DEBUG(fmt"\n", ##__VA_ARGS__)
#define VERB(fmt, ...) if (0) DRM_DEBUG(fmt, ##__VA_ARGS__) /* verbose debug */
#define MODULE_NAME "omapdrm"
/* max # of mapper-id's that can be assigned.. todo, come up with a better
* (but still inexpensive) way to store/access per-buffer mapper private
* data..
#define MAX_MAPPERS 2
struct omap_drm_private {
unsigned int num_crtcs;
struct drm_crtc *crtcs[8];
unsigned int num_encoders;
struct drm_encoder *encoders[8];
unsigned int num_connectors;
struct drm_connector *connectors[8];
struct drm_fb_helper *fbdev;
bool has_dmm;
int omap_debugfs_init(struct drm_minor *minor);
void omap_debugfs_cleanup(struct drm_minor *minor);
struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev);
void omap_fbdev_free(struct drm_device *dev);
struct drm_crtc *omap_crtc_init(struct drm_device *dev,
struct omap_overlay *ovl, int id);
struct omap_overlay *omap_crtc_get_overlay(struct drm_crtc *crtc);
struct drm_encoder *omap_encoder_init(struct drm_device *dev,
struct omap_overlay_manager *mgr);
struct omap_overlay_manager *omap_encoder_get_manager(
struct drm_encoder *encoder);
struct drm_encoder *omap_connector_attached_encoder(
struct drm_connector *connector);
enum drm_connector_status omap_connector_detect(
struct drm_connector *connector, bool force);
struct drm_connector *omap_connector_init(struct drm_device *dev,
int connector_type, struct omap_dss_device *dssdev);
void omap_connector_mode_set(struct drm_connector *connector,
struct drm_display_mode *mode);
void omap_connector_flush(struct drm_connector *connector,
int x, int y, int w, int h);
struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev,
struct drm_file *file, struct drm_mode_fb_cmd *mode_cmd);
struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
struct drm_mode_fb_cmd *mode_cmd, struct drm_gem_object *bo);
struct drm_gem_object *omap_framebuffer_bo(struct drm_framebuffer *fb);
int omap_framebuffer_get_buffer(struct drm_framebuffer *fb, int x, int y,
void **vaddr, dma_addr_t *paddr, unsigned int *screen_width);
struct drm_connector *omap_framebuffer_get_next_connector(
struct drm_framebuffer *fb, struct drm_connector *from);
void omap_framebuffer_flush(struct drm_framebuffer *fb,
int x, int y, int w, int h);
void omap_gem_init(struct drm_device *dev);
void omap_gem_deinit(struct drm_device *dev);
struct drm_gem_object *omap_gem_new(struct drm_device *dev,
union omap_gem_size gsize, uint32_t flags);
int omap_gem_new_handle(struct drm_device *dev, struct drm_file *file,
union omap_gem_size gsize, uint32_t flags, uint32_t *handle);
void omap_gem_free_object(struct drm_gem_object *obj);
int omap_gem_init_object(struct drm_gem_object *obj);
void *omap_gem_vaddr(struct drm_gem_object *obj);
int omap_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev,
uint32_t handle, uint64_t *offset);
int omap_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev,
uint32_t handle);
int omap_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
struct drm_mode_create_dumb *args);
int omap_gem_mmap(struct file *filp, struct vm_area_struct *vma);
int omap_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
int omap_gem_op_start(struct drm_gem_object *obj, enum omap_gem_op op);
int omap_gem_op_finish(struct drm_gem_object *obj, enum omap_gem_op op);
int omap_gem_op_sync(struct drm_gem_object *obj, enum omap_gem_op op);
int omap_gem_op_async(struct drm_gem_object *obj, enum omap_gem_op op,
void (*fxn)(void *arg), void *arg);
int omap_gem_roll(struct drm_gem_object *obj, uint32_t roll);
int omap_gem_get_paddr(struct drm_gem_object *obj,
dma_addr_t *paddr, bool remap);
int omap_gem_put_paddr(struct drm_gem_object *obj);
uint64_t omap_gem_mmap_offset(struct drm_gem_object *obj);
size_t omap_gem_mmap_size(struct drm_gem_object *obj);
static inline int align_pitch(int pitch, int width, int bpp)
int bytespp = (bpp + 7) / 8;
/* in case someone tries to feed us a completely bogus stride: */
pitch = max(pitch, width * bytespp);
/* PVR needs alignment to 8 pixels.. right now that is the most
* restrictive stride requirement..
return ALIGN(pitch, 8 * bytespp);
#endif /* __OMAP_DRV_H__ */