linux-sg2042/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h

168 lines
5.2 KiB
C

/**************************************************************************
*
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
* 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS 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 VMWGFX_KMS_H_
#define VMWGFX_KMS_H_
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include "vmwgfx_drv.h"
#define VMWGFX_NUM_DISPLAY_UNITS 8
#define vmw_framebuffer_to_vfb(x) \
container_of(x, struct vmw_framebuffer, base)
/**
* Base class for framebuffers
*
* @pin is called the when ever a crtc uses this framebuffer
* @unpin is called
*/
struct vmw_framebuffer {
struct drm_framebuffer base;
int (*pin)(struct vmw_framebuffer *fb);
int (*unpin)(struct vmw_framebuffer *fb);
bool dmabuf;
struct ttm_base_object *user_obj;
uint32_t user_handle;
};
#define vmw_crtc_to_du(x) \
container_of(x, struct vmw_display_unit, crtc)
/*
* Basic cursor manipulation
*/
int vmw_cursor_update_image(struct vmw_private *dev_priv,
u32 *image, u32 width, u32 height,
u32 hotspotX, u32 hotspotY);
int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
struct vmw_dma_buffer *dmabuf,
u32 width, u32 height,
u32 hotspotX, u32 hotspotY);
void vmw_cursor_update_position(struct vmw_private *dev_priv,
bool show, int x, int y);
/**
* Base class display unit.
*
* Since the SVGA hw doesn't have a concept of a crtc, encoder or connector
* so the display unit is all of them at the same time. This is true for both
* legacy multimon and screen objects.
*/
struct vmw_display_unit {
struct drm_crtc crtc;
struct drm_encoder encoder;
struct drm_connector connector;
struct vmw_surface *cursor_surface;
struct vmw_dma_buffer *cursor_dmabuf;
size_t cursor_age;
int cursor_x;
int cursor_y;
int hotspot_x;
int hotspot_y;
unsigned unit;
/*
* Prefered mode tracking.
*/
unsigned pref_width;
unsigned pref_height;
bool pref_active;
struct drm_display_mode *pref_mode;
/*
* Gui positioning
*/
int gui_x;
int gui_y;
bool is_implicit;
};
#define vmw_crtc_to_du(x) \
container_of(x, struct vmw_display_unit, crtc)
#define vmw_connector_to_du(x) \
container_of(x, struct vmw_display_unit, connector)
/*
* Shared display unit functions - vmwgfx_kms.c
*/
void vmw_display_unit_cleanup(struct vmw_display_unit *du);
int vmw_du_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t page_flip_flags);
void vmw_du_crtc_save(struct drm_crtc *crtc);
void vmw_du_crtc_restore(struct drm_crtc *crtc);
void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
u16 *r, u16 *g, u16 *b,
uint32_t start, uint32_t size);
int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
uint32_t handle, uint32_t width, uint32_t height);
int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
void vmw_du_connector_dpms(struct drm_connector *connector, int mode);
void vmw_du_connector_save(struct drm_connector *connector);
void vmw_du_connector_restore(struct drm_connector *connector);
enum drm_connector_status
vmw_du_connector_detect(struct drm_connector *connector, bool force);
int vmw_du_connector_fill_modes(struct drm_connector *connector,
uint32_t max_width, uint32_t max_height);
int vmw_du_connector_set_property(struct drm_connector *connector,
struct drm_property *property,
uint64_t val);
/*
* Legacy display unit functions - vmwgfx_ldu.c
*/
int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv);
int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv);
/*
* Screen Objects display functions - vmwgfx_scrn.c
*/
int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv);
int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv);
int vmw_kms_sou_update_layout(struct vmw_private *dev_priv, unsigned num,
struct drm_vmw_rect *rects);
bool vmw_kms_screen_object_flippable(struct vmw_private *dev_priv,
struct drm_crtc *crtc);
void vmw_kms_screen_object_update_implicit_fb(struct vmw_private *dev_priv,
struct drm_crtc *crtc);
#endif