Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2007 David Airlie |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | * |
| 23 | * Authors: |
| 24 | * David Airlie |
| 25 | */ |
| 26 | |
| 27 | #include <linux/module.h> |
| 28 | #include <linux/kernel.h> |
| 29 | #include <linux/errno.h> |
| 30 | #include <linux/string.h> |
| 31 | #include <linux/mm.h> |
| 32 | #include <linux/tty.h> |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 33 | #include <linux/sysrq.h> |
| 34 | #include <linux/delay.h> |
| 35 | #include <linux/fb.h> |
| 36 | #include <linux/init.h> |
| 37 | #include <linux/screen_info.h> |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 38 | #include <linux/vga_switcheroo.h> |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 39 | |
| 40 | #include "drmP.h" |
| 41 | #include "drm.h" |
| 42 | #include "drm_crtc.h" |
| 43 | #include "drm_crtc_helper.h" |
| 44 | #include "drm_fb_helper.h" |
| 45 | #include "nouveau_drv.h" |
| 46 | #include "nouveau_drm.h" |
| 47 | #include "nouveau_crtc.h" |
| 48 | #include "nouveau_fb.h" |
| 49 | #include "nouveau_fbcon.h" |
| 50 | #include "nouveau_dma.h" |
| 51 | |
| 52 | static int |
| 53 | nouveau_fbcon_sync(struct fb_info *info) |
| 54 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 55 | struct nouveau_fbdev *nfbdev = info->par; |
| 56 | struct drm_device *dev = nfbdev->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 57 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 58 | struct nouveau_channel *chan = dev_priv->channel; |
| 59 | int ret, i; |
| 60 | |
Ben Skeggs | 0735f62 | 2009-12-16 14:28:55 +1000 | [diff] [blame] | 61 | if (!chan || !chan->accel_done || |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 62 | info->state != FBINFO_STATE_RUNNING || |
| 63 | info->flags & FBINFO_HWACCEL_DISABLED) |
| 64 | return 0; |
| 65 | |
| 66 | if (RING_SPACE(chan, 4)) { |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 67 | nouveau_fbcon_gpu_lockup(info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 68 | return 0; |
| 69 | } |
| 70 | |
| 71 | BEGIN_RING(chan, 0, 0x0104, 1); |
| 72 | OUT_RING(chan, 0); |
| 73 | BEGIN_RING(chan, 0, 0x0100, 1); |
| 74 | OUT_RING(chan, 0); |
| 75 | nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy + 3, 0xffffffff); |
| 76 | FIRE_RING(chan); |
| 77 | |
| 78 | ret = -EBUSY; |
| 79 | for (i = 0; i < 100000; i++) { |
| 80 | if (!nouveau_bo_rd32(chan->notifier_bo, chan->m2mf_ntfy + 3)) { |
| 81 | ret = 0; |
| 82 | break; |
| 83 | } |
| 84 | DRM_UDELAY(1); |
| 85 | } |
| 86 | |
| 87 | if (ret) { |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 88 | nouveau_fbcon_gpu_lockup(info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 89 | return 0; |
| 90 | } |
| 91 | |
| 92 | chan->accel_done = false; |
| 93 | return 0; |
| 94 | } |
| 95 | |
| 96 | static struct fb_ops nouveau_fbcon_ops = { |
| 97 | .owner = THIS_MODULE, |
| 98 | .fb_check_var = drm_fb_helper_check_var, |
| 99 | .fb_set_par = drm_fb_helper_set_par, |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 100 | .fb_fillrect = cfb_fillrect, |
| 101 | .fb_copyarea = cfb_copyarea, |
| 102 | .fb_imageblit = cfb_imageblit, |
| 103 | .fb_sync = nouveau_fbcon_sync, |
| 104 | .fb_pan_display = drm_fb_helper_pan_display, |
| 105 | .fb_blank = drm_fb_helper_blank, |
| 106 | .fb_setcmap = drm_fb_helper_setcmap, |
| 107 | }; |
| 108 | |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 109 | static struct fb_ops nv04_fbcon_ops = { |
| 110 | .owner = THIS_MODULE, |
| 111 | .fb_check_var = drm_fb_helper_check_var, |
| 112 | .fb_set_par = drm_fb_helper_set_par, |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 113 | .fb_fillrect = nv04_fbcon_fillrect, |
| 114 | .fb_copyarea = nv04_fbcon_copyarea, |
| 115 | .fb_imageblit = nv04_fbcon_imageblit, |
| 116 | .fb_sync = nouveau_fbcon_sync, |
| 117 | .fb_pan_display = drm_fb_helper_pan_display, |
| 118 | .fb_blank = drm_fb_helper_blank, |
| 119 | .fb_setcmap = drm_fb_helper_setcmap, |
| 120 | }; |
| 121 | |
| 122 | static struct fb_ops nv50_fbcon_ops = { |
| 123 | .owner = THIS_MODULE, |
| 124 | .fb_check_var = drm_fb_helper_check_var, |
| 125 | .fb_set_par = drm_fb_helper_set_par, |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 126 | .fb_fillrect = nv50_fbcon_fillrect, |
| 127 | .fb_copyarea = nv50_fbcon_copyarea, |
| 128 | .fb_imageblit = nv50_fbcon_imageblit, |
| 129 | .fb_sync = nouveau_fbcon_sync, |
| 130 | .fb_pan_display = drm_fb_helper_pan_display, |
| 131 | .fb_blank = drm_fb_helper_blank, |
| 132 | .fb_setcmap = drm_fb_helper_setcmap, |
| 133 | }; |
| 134 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 135 | static void nouveau_fbcon_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, |
| 136 | u16 blue, int regno) |
| 137 | { |
| 138 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
| 139 | |
| 140 | nv_crtc->lut.r[regno] = red; |
| 141 | nv_crtc->lut.g[regno] = green; |
| 142 | nv_crtc->lut.b[regno] = blue; |
| 143 | } |
| 144 | |
| 145 | static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, |
| 146 | u16 *blue, int regno) |
| 147 | { |
| 148 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
| 149 | |
| 150 | *red = nv_crtc->lut.r[regno]; |
| 151 | *green = nv_crtc->lut.g[regno]; |
| 152 | *blue = nv_crtc->lut.b[regno]; |
| 153 | } |
| 154 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 155 | static void |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 156 | nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *nfbdev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 157 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 158 | struct fb_info *info = nfbdev->helper.fbdev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 159 | struct fb_fillrect rect; |
| 160 | |
| 161 | /* Clear the entire fbcon. The drm will program every connector |
| 162 | * with it's preferred mode. If the sizes differ, one display will |
| 163 | * quite likely have garbage around the console. |
| 164 | */ |
| 165 | rect.dx = rect.dy = 0; |
| 166 | rect.width = info->var.xres_virtual; |
| 167 | rect.height = info->var.yres_virtual; |
| 168 | rect.color = 0; |
| 169 | rect.rop = ROP_COPY; |
| 170 | info->fbops->fb_fillrect(info, &rect); |
| 171 | } |
| 172 | |
| 173 | static int |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 174 | nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, |
| 175 | struct drm_fb_helper_surface_size *sizes) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 176 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 177 | struct drm_device *dev = nfbdev->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 178 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 179 | struct fb_info *info; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 180 | struct drm_framebuffer *fb; |
| 181 | struct nouveau_framebuffer *nouveau_fb; |
| 182 | struct nouveau_bo *nvbo; |
| 183 | struct drm_mode_fb_cmd mode_cmd; |
Marcin Slusarz | 1471ca9 | 2010-05-16 17:27:03 +0200 | [diff] [blame] | 184 | struct pci_dev *pdev = dev->pdev; |
| 185 | struct device *device = &pdev->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 186 | int size, ret; |
| 187 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 188 | mode_cmd.width = sizes->surface_width; |
| 189 | mode_cmd.height = sizes->surface_height; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 190 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 191 | mode_cmd.bpp = sizes->surface_bpp; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 192 | mode_cmd.pitch = mode_cmd.width * (mode_cmd.bpp >> 3); |
Maarten Maathuis | 1c7059e | 2009-12-25 18:51:17 +0100 | [diff] [blame] | 193 | mode_cmd.pitch = roundup(mode_cmd.pitch, 256); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 194 | mode_cmd.depth = sizes->surface_depth; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 195 | |
| 196 | size = mode_cmd.pitch * mode_cmd.height; |
Maarten Maathuis | 1c7059e | 2009-12-25 18:51:17 +0100 | [diff] [blame] | 197 | size = roundup(size, PAGE_SIZE); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 198 | |
| 199 | ret = nouveau_gem_new(dev, dev_priv->channel, size, 0, TTM_PL_FLAG_VRAM, |
| 200 | 0, 0x0000, false, true, &nvbo); |
| 201 | if (ret) { |
| 202 | NV_ERROR(dev, "failed to allocate framebuffer\n"); |
| 203 | goto out; |
| 204 | } |
| 205 | |
| 206 | ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM); |
| 207 | if (ret) { |
| 208 | NV_ERROR(dev, "failed to pin fb: %d\n", ret); |
| 209 | nouveau_bo_ref(NULL, &nvbo); |
| 210 | goto out; |
| 211 | } |
| 212 | |
| 213 | ret = nouveau_bo_map(nvbo); |
| 214 | if (ret) { |
| 215 | NV_ERROR(dev, "failed to map fb: %d\n", ret); |
| 216 | nouveau_bo_unpin(nvbo); |
| 217 | nouveau_bo_ref(NULL, &nvbo); |
| 218 | goto out; |
| 219 | } |
| 220 | |
| 221 | mutex_lock(&dev->struct_mutex); |
| 222 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 223 | info = framebuffer_alloc(0, device); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 224 | if (!info) { |
| 225 | ret = -ENOMEM; |
| 226 | goto out_unref; |
| 227 | } |
| 228 | |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 229 | ret = fb_alloc_cmap(&info->cmap, 256, 0); |
| 230 | if (ret) { |
| 231 | ret = -ENOMEM; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 232 | goto out_unref; |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 233 | } |
| 234 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 235 | info->par = nfbdev; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 236 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 237 | nouveau_framebuffer_init(dev, &nfbdev->nouveau_fb, &mode_cmd, nvbo); |
| 238 | |
| 239 | nouveau_fb = &nfbdev->nouveau_fb; |
| 240 | fb = &nouveau_fb->base; |
| 241 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 242 | /* setup helper */ |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 243 | nfbdev->helper.fb = fb; |
| 244 | nfbdev->helper.fbdev = info; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 245 | |
| 246 | strcpy(info->fix.id, "nouveaufb"); |
Marcin Kościelnicki | a32ed69 | 2010-01-26 14:00:42 +0000 | [diff] [blame] | 247 | if (nouveau_nofbaccel) |
| 248 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED; |
| 249 | else |
| 250 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA | |
| 251 | FBINFO_HWACCEL_FILLRECT | |
| 252 | FBINFO_HWACCEL_IMAGEBLIT; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 253 | info->fbops = &nouveau_fbcon_ops; |
| 254 | info->fix.smem_start = dev->mode_config.fb_base + nvbo->bo.offset - |
| 255 | dev_priv->vm_vram_base; |
| 256 | info->fix.smem_len = size; |
| 257 | |
| 258 | info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo); |
| 259 | info->screen_size = size; |
| 260 | |
| 261 | drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 262 | drm_fb_helper_fill_var(info, &nfbdev->helper, sizes->fb_width, sizes->fb_height); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 263 | |
| 264 | /* FIXME: we really shouldn't expose mmio space at all */ |
Marcin Slusarz | 1471ca9 | 2010-05-16 17:27:03 +0200 | [diff] [blame] | 265 | info->fix.mmio_start = pci_resource_start(pdev, 1); |
| 266 | info->fix.mmio_len = pci_resource_len(pdev, 1); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 267 | |
| 268 | /* Set aperture base/size for vesafb takeover */ |
Marcin Slusarz | 06415c5 | 2010-05-16 17:29:56 +0200 | [diff] [blame] | 269 | info->apertures = dev_priv->apertures; |
Marcin Slusarz | 1471ca9 | 2010-05-16 17:27:03 +0200 | [diff] [blame] | 270 | if (!info->apertures) { |
| 271 | ret = -ENOMEM; |
| 272 | goto out_unref; |
| 273 | } |
| 274 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 275 | info->pixmap.size = 64*1024; |
| 276 | info->pixmap.buf_align = 8; |
| 277 | info->pixmap.access_align = 32; |
| 278 | info->pixmap.flags = FB_PIXMAP_SYSTEM; |
| 279 | info->pixmap.scan_align = 1; |
| 280 | |
Marcin Kościelnicki | a32ed69 | 2010-01-26 14:00:42 +0000 | [diff] [blame] | 281 | if (dev_priv->channel && !nouveau_nofbaccel) { |
Ben Skeggs | 0735f62 | 2009-12-16 14:28:55 +1000 | [diff] [blame] | 282 | switch (dev_priv->card_type) { |
| 283 | case NV_50: |
| 284 | nv50_fbcon_accel_init(info); |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 285 | info->fbops = &nv50_fbcon_ops; |
Ben Skeggs | 0735f62 | 2009-12-16 14:28:55 +1000 | [diff] [blame] | 286 | break; |
| 287 | default: |
| 288 | nv04_fbcon_accel_init(info); |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 289 | info->fbops = &nv04_fbcon_ops; |
Ben Skeggs | 0735f62 | 2009-12-16 14:28:55 +1000 | [diff] [blame] | 290 | break; |
| 291 | }; |
| 292 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 293 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 294 | nouveau_fbcon_zfill(dev, nfbdev); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 295 | |
| 296 | /* To allow resizeing without swapping buffers */ |
| 297 | NV_INFO(dev, "allocated %dx%d fb: 0x%lx, bo %p\n", |
| 298 | nouveau_fb->base.width, |
| 299 | nouveau_fb->base.height, |
| 300 | nvbo->bo.offset, nvbo); |
| 301 | |
| 302 | mutex_unlock(&dev->struct_mutex); |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 303 | vga_switcheroo_client_fb_set(dev->pdev, info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 304 | return 0; |
| 305 | |
| 306 | out_unref: |
| 307 | mutex_unlock(&dev->struct_mutex); |
| 308 | out: |
| 309 | return ret; |
| 310 | } |
| 311 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 312 | static int |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 313 | nouveau_fbcon_find_or_create_single(struct drm_fb_helper *helper, |
| 314 | struct drm_fb_helper_surface_size *sizes) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 315 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 316 | struct nouveau_fbdev *nfbdev = (struct nouveau_fbdev *)helper; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 317 | int new_fb = 0; |
| 318 | int ret; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 319 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 320 | if (!helper->fb) { |
| 321 | ret = nouveau_fbcon_create(nfbdev, sizes); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 322 | if (ret) |
| 323 | return ret; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 324 | new_fb = 1; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 325 | } |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 326 | return new_fb; |
| 327 | } |
| 328 | |
Dave Airlie | eb1f8e4 | 2010-05-07 06:42:51 +0000 | [diff] [blame] | 329 | void |
| 330 | nouveau_fbcon_output_poll_changed(struct drm_device *dev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 331 | { |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 332 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
Dave Airlie | eb1f8e4 | 2010-05-07 06:42:51 +0000 | [diff] [blame] | 333 | drm_fb_helper_hotplug_event(&dev_priv->nfbdev->helper); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 334 | } |
| 335 | |
| 336 | int |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 337 | nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 338 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 339 | struct nouveau_framebuffer *nouveau_fb = &nfbdev->nouveau_fb; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 340 | struct fb_info *info; |
| 341 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 342 | if (nfbdev->helper.fbdev) { |
| 343 | info = nfbdev->helper.fbdev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 344 | unregister_framebuffer(info); |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 345 | if (info->cmap.len) |
| 346 | fb_dealloc_cmap(&info->cmap); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 347 | framebuffer_release(info); |
| 348 | } |
| 349 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 350 | if (nouveau_fb->nvbo) { |
| 351 | nouveau_bo_unmap(nouveau_fb->nvbo); |
| 352 | drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem); |
| 353 | nouveau_fb->nvbo = NULL; |
| 354 | } |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 355 | drm_fb_helper_fini(&nfbdev->helper); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 356 | drm_framebuffer_cleanup(&nouveau_fb->base); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 357 | return 0; |
| 358 | } |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 359 | |
| 360 | void nouveau_fbcon_gpu_lockup(struct fb_info *info) |
| 361 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 362 | struct nouveau_fbdev *nfbdev = info->par; |
| 363 | struct drm_device *dev = nfbdev->dev; |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 364 | |
| 365 | NV_ERROR(dev, "GPU lockup - switching to software fbcon\n"); |
| 366 | info->flags |= FBINFO_HWACCEL_DISABLED; |
| 367 | } |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 368 | |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 369 | static struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = { |
| 370 | .gamma_set = nouveau_fbcon_gamma_set, |
| 371 | .gamma_get = nouveau_fbcon_gamma_get, |
| 372 | .fb_probe = nouveau_fbcon_find_or_create_single, |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 373 | }; |
| 374 | |
| 375 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 376 | int nouveau_fbcon_init(struct drm_device *dev) |
| 377 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 378 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 379 | struct nouveau_fbdev *nfbdev; |
Chris Wilson | 5a79395 | 2010-06-06 10:50:03 +0100 | [diff] [blame] | 380 | int ret; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 381 | |
| 382 | nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); |
| 383 | if (!nfbdev) |
| 384 | return -ENOMEM; |
| 385 | |
| 386 | nfbdev->dev = dev; |
| 387 | dev_priv->nfbdev = nfbdev; |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 388 | nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 389 | |
Chris Wilson | 5a79395 | 2010-06-06 10:50:03 +0100 | [diff] [blame] | 390 | ret = drm_fb_helper_init(dev, &nfbdev->helper, 2, 4); |
| 391 | if (ret) { |
| 392 | kfree(nfbdev); |
| 393 | return ret; |
| 394 | } |
| 395 | |
Dave Airlie | 0b4c0f3 | 2010-03-30 05:34:15 +0000 | [diff] [blame] | 396 | drm_fb_helper_single_add_all_connectors(&nfbdev->helper); |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 397 | drm_fb_helper_initial_config(&nfbdev->helper, 32); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 398 | return 0; |
| 399 | } |
| 400 | |
| 401 | void nouveau_fbcon_fini(struct drm_device *dev) |
| 402 | { |
| 403 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 404 | |
| 405 | if (!dev_priv->nfbdev) |
| 406 | return; |
| 407 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 408 | nouveau_fbcon_destroy(dev, dev_priv->nfbdev); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 409 | kfree(dev_priv->nfbdev); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 410 | dev_priv->nfbdev = NULL; |
| 411 | } |
| 412 | |
| 413 | void nouveau_fbcon_save_disable_accel(struct drm_device *dev) |
| 414 | { |
| 415 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 416 | |
| 417 | dev_priv->nfbdev->saved_flags = dev_priv->nfbdev->helper.fbdev->flags; |
| 418 | dev_priv->nfbdev->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; |
| 419 | } |
| 420 | |
| 421 | void nouveau_fbcon_restore_accel(struct drm_device *dev) |
| 422 | { |
| 423 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 424 | dev_priv->nfbdev->helper.fbdev->flags = dev_priv->nfbdev->saved_flags; |
| 425 | } |
| 426 | |
| 427 | void nouveau_fbcon_set_suspend(struct drm_device *dev, int state) |
| 428 | { |
| 429 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 430 | fb_set_suspend(dev_priv->nfbdev->helper.fbdev, state); |
| 431 | } |
| 432 | |
| 433 | void nouveau_fbcon_zfill_all(struct drm_device *dev) |
| 434 | { |
| 435 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 436 | nouveau_fbcon_zfill(dev, dev_priv->nfbdev); |
| 437 | } |