linux/drivers/gpu/drm/nouveau/nv50_display.h
Ben Skeggs e495d0d7e3 drm/nv50/disp: more accurate function to determine active crtcs
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Martin Peres <martin.peres@labri.fr>
2012-03-13 17:08:29 +10:00

94 lines
3.0 KiB
C

/*
* Copyright (C) 2008 Maarten Maathuis.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __NV50_DISPLAY_H__
#define __NV50_DISPLAY_H__
#include "drmP.h"
#include "drm.h"
#include "nouveau_drv.h"
#include "nouveau_dma.h"
#include "nouveau_reg.h"
#include "nouveau_crtc.h"
#include "nv50_evo.h"
struct nv50_display_crtc {
struct nouveau_channel *sync;
struct {
struct nouveau_bo *bo;
u32 offset;
u16 value;
} sem;
};
struct nv50_display {
struct nouveau_channel *master;
struct nouveau_gpuobj *ntfy;
struct nv50_display_crtc crtc[2];
struct tasklet_struct tasklet;
struct {
struct dcb_entry *dcb;
u16 script;
u32 pclk;
} irq;
};
static inline struct nv50_display *
nv50_display(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
return dev_priv->engine.display.priv;
}
int nv50_display_early_init(struct drm_device *dev);
void nv50_display_late_takedown(struct drm_device *dev);
int nv50_display_create(struct drm_device *dev);
int nv50_display_init(struct drm_device *dev);
void nv50_display_fini(struct drm_device *dev);
void nv50_display_destroy(struct drm_device *dev);
int nv50_crtc_blank(struct nouveau_crtc *, bool blank);
int nv50_crtc_set_clock(struct drm_device *, int head, int pclk);
u32 nv50_display_active_crtcs(struct drm_device *);
int nv50_display_sync(struct drm_device *);
int nv50_display_flip_next(struct drm_crtc *, struct drm_framebuffer *,
struct nouveau_channel *chan);
void nv50_display_flip_stop(struct drm_crtc *);
int nv50_evo_create(struct drm_device *dev);
void nv50_evo_destroy(struct drm_device *dev);
int nv50_evo_init(struct drm_device *dev);
void nv50_evo_fini(struct drm_device *dev);
void nv50_evo_dmaobj_init(struct nouveau_gpuobj *, u32 memtype, u64 base,
u64 size);
int nv50_evo_dmaobj_new(struct nouveau_channel *, u32 handle, u32 memtype,
u64 base, u64 size, struct nouveau_gpuobj **);
#endif /* __NV50_DISPLAY_H__ */