drivers/gpu/drm/vmwgfx/vmwgfx_kms.h

   1 /**************************************************************************
   2  *
   3  * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  21  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
  22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #ifndef VMWGFX_KMS_H_
  29 #define VMWGFX_KMS_H_
  30
  31 #include "drmP.h"
  32 #include "drm_crtc_helper.h"
  33 #include "vmwgfx_drv.h"
  34
  35 #define VMWGFX_NUM_DISPLAY_UNITS 8
  36
  37
  38 #define vmw_framebuffer_to_vfb(x) \
  39         container_of(x, struct vmw_framebuffer, base)
  40
  41 /**
  42  * Base class for framebuffers
  43  *
  44  * @pin is called the when ever a crtc uses this framebuffer
  45  * @unpin is called
  46  */
  47 struct vmw_framebuffer {
  48         struct drm_framebuffer base;
  49         int (*pin)(struct vmw_framebuffer *fb);
  50         int (*unpin)(struct vmw_framebuffer *fb);
  51         bool dmabuf;
  52         struct ttm_base_object *user_obj;
  53         uint32_t user_handle;
  54 };
  55
  56
  57 #define vmw_crtc_to_du(x) \
  58         container_of(x, struct vmw_display_unit, crtc)
  59
  60 /*
  61  * Basic cursor manipulation
  62  */
  63 int vmw_cursor_update_image(struct vmw_private *dev_priv,
  64                             u32 *image, u32 width, u32 height,
  65                             u32 hotspotX, u32 hotspotY);
  66 void vmw_cursor_update_position(struct vmw_private *dev_priv,
  67                                 bool show, int x, int y);
  68
  69 /**
  70  * Base class display unit.
  71  *
  72  * Since the SVGA hw doesn't have a concept of a crtc, encoder or connector
  73  * so the display unit is all of them at the same time. This is true for both
  74  * legacy multimon and screen objects.
  75  */
  76 struct vmw_display_unit {
  77         struct drm_crtc crtc;
  78         struct drm_encoder encoder;
  79         struct drm_connector connector;
  80
  81         struct vmw_surface *cursor_surface;
  82         struct vmw_dma_buffer *cursor_dmabuf;
  83         size_t cursor_age;
  84
  85         int cursor_x;
  86         int cursor_y;
  87
  88         int hotspot_x;
  89         int hotspot_y;
  90
  91         unsigned unit;
  92
  93         /*
  94          * Prefered mode tracking.
  95          */
  96         unsigned pref_width;
  97         unsigned pref_height;
  98         bool pref_active;
  99         struct drm_display_mode *pref_mode;
 100
 101         /*
 102          * Gui positioning
 103          */
 104         int gui_x;
 105         int gui_y;
 106         bool is_implicit;
 107 };
 108
 109 #define vmw_crtc_to_du(x) \
 110         container_of(x, struct vmw_display_unit, crtc)
 111 #define vmw_connector_to_du(x) \
 112         container_of(x, struct vmw_display_unit, connector)
 113
 114
 115 /*
 116  * Shared display unit functions - vmwgfx_kms.c
 117  */
 118 void vmw_display_unit_cleanup(struct vmw_display_unit *du);
 119 void vmw_du_crtc_save(struct drm_crtc *crtc);
 120 void vmw_du_crtc_restore(struct drm_crtc *crtc);
 121 void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
 122                            u16 *r, u16 *g, u16 *b,
 123                            uint32_t start, uint32_t size);
 124 int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
 125                            uint32_t handle, uint32_t width, uint32_t height);
 126 int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
 127 void vmw_du_connector_dpms(struct drm_connector *connector, int mode);
 128 void vmw_du_connector_save(struct drm_connector *connector);
 129 void vmw_du_connector_restore(struct drm_connector *connector);
 130 enum drm_connector_status
 131 vmw_du_connector_detect(struct drm_connector *connector, bool force);
 132 int vmw_du_connector_fill_modes(struct drm_connector *connector,
 133                                 uint32_t max_width, uint32_t max_height);
 134 int vmw_du_connector_set_property(struct drm_connector *connector,
 135                                   struct drm_property *property,
 136                                   uint64_t val);
 137
 138
 139 /*
 140  * Legacy display unit functions - vmwgfx_ldu.c
 141  */
 142 int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv);
 143 int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv);
 144
 145 /*
 146  * Screen Objects display functions - vmwgfx_scrn.c
 147  */
 148 int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv);
 149 int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv);
 150 int vmw_kms_sou_update_layout(struct vmw_private *dev_priv, unsigned num,
 151                               struct drm_vmw_rect *rects);
 152
 153 #endif