2 * Copyright (C) 2008 Maarten Maathuis.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include "drm_crtc_helper.h"
29 #include "nouveau_drv.h"
30 #include "nouveau_fb.h"
31 #include "nouveau_fbcon.h"
32 #include "nouveau_hw.h"
35 nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
37 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
40 drm_gem_object_unreference_unlocked(fb->nvbo->gem);
42 drm_framebuffer_cleanup(drm_fb);
47 nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb,
48 struct drm_file *file_priv,
51 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
53 return drm_gem_handle_create(file_priv, fb->nvbo->gem, handle);
56 static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
57 .destroy = nouveau_user_framebuffer_destroy,
58 .create_handle = nouveau_user_framebuffer_create_handle,
62 nouveau_framebuffer_init(struct drm_device *dev, struct nouveau_framebuffer *nouveau_fb,
63 struct drm_mode_fb_cmd *mode_cmd, struct nouveau_bo *nvbo)
67 ret = drm_framebuffer_init(dev, &nouveau_fb->base, &nouveau_framebuffer_funcs);
72 drm_helper_mode_fill_fb_struct(&nouveau_fb->base, mode_cmd);
73 nouveau_fb->nvbo = nvbo;
77 static struct drm_framebuffer *
78 nouveau_user_framebuffer_create(struct drm_device *dev,
79 struct drm_file *file_priv,
80 struct drm_mode_fb_cmd *mode_cmd)
82 struct nouveau_framebuffer *nouveau_fb;
83 struct drm_gem_object *gem;
86 gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle);
88 return ERR_PTR(-ENOENT);
90 nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL);
92 return ERR_PTR(-ENOMEM);
94 ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem));
96 drm_gem_object_unreference(gem);
100 return &nouveau_fb->base;
103 const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
104 .fb_create = nouveau_user_framebuffer_create,
105 .output_poll_changed = nouveau_fbcon_output_poll_changed,
109 nouveau_vblank_enable(struct drm_device *dev, int crtc)
111 struct drm_nouveau_private *dev_priv = dev->dev_private;
113 if (dev_priv->card_type >= NV_50)
114 nv_mask(dev, NV50_PDISPLAY_INTR_EN_1, 0,
115 NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc));
117 NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0,
118 NV_PCRTC_INTR_0_VBLANK);
124 nouveau_vblank_disable(struct drm_device *dev, int crtc)
126 struct drm_nouveau_private *dev_priv = dev->dev_private;
128 if (dev_priv->card_type >= NV_50)
129 nv_mask(dev, NV50_PDISPLAY_INTR_EN_1,
130 NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc), 0);
132 NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, 0);