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 | cf41d53 | 2011-11-09 14:31:16 +1000 | [diff] [blame^] | 39 | #include <linux/console.h> |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 40 | |
| 41 | #include "drmP.h" |
| 42 | #include "drm.h" |
| 43 | #include "drm_crtc.h" |
| 44 | #include "drm_crtc_helper.h" |
| 45 | #include "drm_fb_helper.h" |
| 46 | #include "nouveau_drv.h" |
| 47 | #include "nouveau_drm.h" |
| 48 | #include "nouveau_crtc.h" |
| 49 | #include "nouveau_fb.h" |
| 50 | #include "nouveau_fbcon.h" |
| 51 | #include "nouveau_dma.h" |
| 52 | |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 53 | static void |
| 54 | nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) |
| 55 | { |
| 56 | struct nouveau_fbdev *nfbdev = info->par; |
| 57 | struct drm_device *dev = nfbdev->dev; |
| 58 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 59 | int ret; |
| 60 | |
| 61 | if (info->state != FBINFO_STATE_RUNNING) |
| 62 | return; |
| 63 | |
| 64 | ret = -ENODEV; |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 65 | if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && |
| 66 | mutex_trylock(&dev_priv->channel->mutex)) { |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 67 | if (dev_priv->card_type < NV_50) |
| 68 | ret = nv04_fbcon_fillrect(info, rect); |
| 69 | else |
| 70 | if (dev_priv->card_type < NV_C0) |
| 71 | ret = nv50_fbcon_fillrect(info, rect); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 72 | else |
| 73 | ret = nvc0_fbcon_fillrect(info, rect); |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 74 | mutex_unlock(&dev_priv->channel->mutex); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | if (ret == 0) |
| 78 | return; |
| 79 | |
| 80 | if (ret != -ENODEV) |
| 81 | nouveau_fbcon_gpu_lockup(info); |
| 82 | cfb_fillrect(info, rect); |
| 83 | } |
| 84 | |
| 85 | static void |
| 86 | nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) |
| 87 | { |
| 88 | struct nouveau_fbdev *nfbdev = info->par; |
| 89 | struct drm_device *dev = nfbdev->dev; |
| 90 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 91 | int ret; |
| 92 | |
| 93 | if (info->state != FBINFO_STATE_RUNNING) |
| 94 | return; |
| 95 | |
| 96 | ret = -ENODEV; |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 97 | if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && |
| 98 | mutex_trylock(&dev_priv->channel->mutex)) { |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 99 | if (dev_priv->card_type < NV_50) |
| 100 | ret = nv04_fbcon_copyarea(info, image); |
| 101 | else |
| 102 | if (dev_priv->card_type < NV_C0) |
| 103 | ret = nv50_fbcon_copyarea(info, image); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 104 | else |
| 105 | ret = nvc0_fbcon_copyarea(info, image); |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 106 | mutex_unlock(&dev_priv->channel->mutex); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 107 | } |
| 108 | |
| 109 | if (ret == 0) |
| 110 | return; |
| 111 | |
| 112 | if (ret != -ENODEV) |
| 113 | nouveau_fbcon_gpu_lockup(info); |
| 114 | cfb_copyarea(info, image); |
| 115 | } |
| 116 | |
| 117 | static void |
| 118 | nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) |
| 119 | { |
| 120 | struct nouveau_fbdev *nfbdev = info->par; |
| 121 | struct drm_device *dev = nfbdev->dev; |
| 122 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 123 | int ret; |
| 124 | |
| 125 | if (info->state != FBINFO_STATE_RUNNING) |
| 126 | return; |
| 127 | |
| 128 | ret = -ENODEV; |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 129 | if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && |
| 130 | mutex_trylock(&dev_priv->channel->mutex)) { |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 131 | if (dev_priv->card_type < NV_50) |
| 132 | ret = nv04_fbcon_imageblit(info, image); |
| 133 | else |
| 134 | if (dev_priv->card_type < NV_C0) |
| 135 | ret = nv50_fbcon_imageblit(info, image); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 136 | else |
| 137 | ret = nvc0_fbcon_imageblit(info, image); |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 138 | mutex_unlock(&dev_priv->channel->mutex); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | if (ret == 0) |
| 142 | return; |
| 143 | |
| 144 | if (ret != -ENODEV) |
| 145 | nouveau_fbcon_gpu_lockup(info); |
| 146 | cfb_imageblit(info, image); |
| 147 | } |
| 148 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 149 | static int |
| 150 | nouveau_fbcon_sync(struct fb_info *info) |
| 151 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 152 | struct nouveau_fbdev *nfbdev = info->par; |
| 153 | struct drm_device *dev = nfbdev->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 154 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 155 | struct nouveau_channel *chan = dev_priv->channel; |
| 156 | int ret, i; |
| 157 | |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 158 | if (!chan || !chan->accel_done || in_interrupt() || |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 159 | info->state != FBINFO_STATE_RUNNING || |
| 160 | info->flags & FBINFO_HWACCEL_DISABLED) |
| 161 | return 0; |
| 162 | |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 163 | if (!mutex_trylock(&chan->mutex)) |
| 164 | return 0; |
| 165 | |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 166 | ret = RING_SPACE(chan, 4); |
| 167 | if (ret) { |
| 168 | mutex_unlock(&chan->mutex); |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 169 | nouveau_fbcon_gpu_lockup(info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 170 | return 0; |
| 171 | } |
| 172 | |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 173 | if (dev_priv->card_type >= NV_C0) { |
| 174 | BEGIN_NVC0(chan, 2, NvSub2D, 0x010c, 1); |
| 175 | OUT_RING (chan, 0); |
| 176 | BEGIN_NVC0(chan, 2, NvSub2D, 0x0100, 1); |
| 177 | OUT_RING (chan, 0); |
| 178 | } else { |
| 179 | BEGIN_RING(chan, 0, 0x0104, 1); |
| 180 | OUT_RING (chan, 0); |
| 181 | BEGIN_RING(chan, 0, 0x0100, 1); |
| 182 | OUT_RING (chan, 0); |
| 183 | } |
| 184 | |
Marcin Slusarz | a18d89c | 2011-04-19 23:50:48 +0200 | [diff] [blame] | 185 | nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy/4 + 3, 0xffffffff); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 186 | FIRE_RING(chan); |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 187 | mutex_unlock(&chan->mutex); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 188 | |
| 189 | ret = -EBUSY; |
| 190 | for (i = 0; i < 100000; i++) { |
Marcin Slusarz | a18d89c | 2011-04-19 23:50:48 +0200 | [diff] [blame] | 191 | if (!nouveau_bo_rd32(chan->notifier_bo, chan->m2mf_ntfy/4 + 3)) { |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 192 | ret = 0; |
| 193 | break; |
| 194 | } |
| 195 | DRM_UDELAY(1); |
| 196 | } |
| 197 | |
| 198 | if (ret) { |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 199 | nouveau_fbcon_gpu_lockup(info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 200 | return 0; |
| 201 | } |
| 202 | |
| 203 | chan->accel_done = false; |
| 204 | return 0; |
| 205 | } |
| 206 | |
| 207 | static struct fb_ops nouveau_fbcon_ops = { |
| 208 | .owner = THIS_MODULE, |
| 209 | .fb_check_var = drm_fb_helper_check_var, |
| 210 | .fb_set_par = drm_fb_helper_set_par, |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 211 | .fb_fillrect = nouveau_fbcon_fillrect, |
| 212 | .fb_copyarea = nouveau_fbcon_copyarea, |
| 213 | .fb_imageblit = nouveau_fbcon_imageblit, |
| 214 | .fb_sync = nouveau_fbcon_sync, |
| 215 | .fb_pan_display = drm_fb_helper_pan_display, |
| 216 | .fb_blank = drm_fb_helper_blank, |
| 217 | .fb_setcmap = drm_fb_helper_setcmap, |
| 218 | .fb_debug_enter = drm_fb_helper_debug_enter, |
| 219 | .fb_debug_leave = drm_fb_helper_debug_leave, |
| 220 | }; |
| 221 | |
| 222 | static struct fb_ops nouveau_fbcon_sw_ops = { |
| 223 | .owner = THIS_MODULE, |
| 224 | .fb_check_var = drm_fb_helper_check_var, |
| 225 | .fb_set_par = drm_fb_helper_set_par, |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 226 | .fb_fillrect = cfb_fillrect, |
| 227 | .fb_copyarea = cfb_copyarea, |
| 228 | .fb_imageblit = cfb_imageblit, |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 229 | .fb_pan_display = drm_fb_helper_pan_display, |
| 230 | .fb_blank = drm_fb_helper_blank, |
| 231 | .fb_setcmap = drm_fb_helper_setcmap, |
Chris Ball | be64c2bb | 2010-09-26 06:47:24 -0500 | [diff] [blame] | 232 | .fb_debug_enter = drm_fb_helper_debug_enter, |
| 233 | .fb_debug_leave = drm_fb_helper_debug_leave, |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 234 | }; |
| 235 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 236 | static void nouveau_fbcon_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, |
| 237 | u16 blue, int regno) |
| 238 | { |
| 239 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
| 240 | |
| 241 | nv_crtc->lut.r[regno] = red; |
| 242 | nv_crtc->lut.g[regno] = green; |
| 243 | nv_crtc->lut.b[regno] = blue; |
| 244 | } |
| 245 | |
| 246 | static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, |
| 247 | u16 *blue, int regno) |
| 248 | { |
| 249 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
| 250 | |
| 251 | *red = nv_crtc->lut.r[regno]; |
| 252 | *green = nv_crtc->lut.g[regno]; |
| 253 | *blue = nv_crtc->lut.b[regno]; |
| 254 | } |
| 255 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 256 | static void |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 257 | nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *nfbdev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 258 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 259 | struct fb_info *info = nfbdev->helper.fbdev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 260 | struct fb_fillrect rect; |
| 261 | |
| 262 | /* Clear the entire fbcon. The drm will program every connector |
| 263 | * with it's preferred mode. If the sizes differ, one display will |
| 264 | * quite likely have garbage around the console. |
| 265 | */ |
| 266 | rect.dx = rect.dy = 0; |
| 267 | rect.width = info->var.xres_virtual; |
| 268 | rect.height = info->var.yres_virtual; |
| 269 | rect.color = 0; |
| 270 | rect.rop = ROP_COPY; |
| 271 | info->fbops->fb_fillrect(info, &rect); |
| 272 | } |
| 273 | |
| 274 | static int |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 275 | nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, |
| 276 | struct drm_fb_helper_surface_size *sizes) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 277 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 278 | struct drm_device *dev = nfbdev->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 279 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 280 | struct fb_info *info; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 281 | struct drm_framebuffer *fb; |
| 282 | struct nouveau_framebuffer *nouveau_fb; |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 283 | struct nouveau_channel *chan; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 284 | struct nouveau_bo *nvbo; |
Jesse Barnes | 308e5bc | 2011-11-14 14:51:28 -0800 | [diff] [blame] | 285 | struct drm_mode_fb_cmd2 mode_cmd; |
Marcin Slusarz | 1471ca9 | 2010-05-16 17:27:03 +0200 | [diff] [blame] | 286 | struct pci_dev *pdev = dev->pdev; |
| 287 | struct device *device = &pdev->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 288 | int size, ret; |
| 289 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 290 | mode_cmd.width = sizes->surface_width; |
| 291 | mode_cmd.height = sizes->surface_height; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 292 | |
Jesse Barnes | 308e5bc | 2011-11-14 14:51:28 -0800 | [diff] [blame] | 293 | mode_cmd.pitches[0] = mode_cmd.width * (sizes->surface_bpp >> 3); |
| 294 | mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0], 256); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 295 | |
Jesse Barnes | 308e5bc | 2011-11-14 14:51:28 -0800 | [diff] [blame] | 296 | mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, |
| 297 | sizes->surface_depth); |
| 298 | |
| 299 | size = mode_cmd.pitches[0] * mode_cmd.height; |
Maarten Maathuis | 1c7059e | 2009-12-25 18:51:17 +0100 | [diff] [blame] | 300 | size = roundup(size, PAGE_SIZE); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 301 | |
Ben Skeggs | f6d4e62 | 2011-06-07 12:25:36 +1000 | [diff] [blame] | 302 | ret = nouveau_gem_new(dev, size, 0, NOUVEAU_GEM_DOMAIN_VRAM, |
| 303 | 0, 0x0000, &nvbo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 304 | if (ret) { |
| 305 | NV_ERROR(dev, "failed to allocate framebuffer\n"); |
| 306 | goto out; |
| 307 | } |
| 308 | |
| 309 | ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM); |
| 310 | if (ret) { |
| 311 | NV_ERROR(dev, "failed to pin fb: %d\n", ret); |
| 312 | nouveau_bo_ref(NULL, &nvbo); |
| 313 | goto out; |
| 314 | } |
| 315 | |
| 316 | ret = nouveau_bo_map(nvbo); |
| 317 | if (ret) { |
| 318 | NV_ERROR(dev, "failed to map fb: %d\n", ret); |
| 319 | nouveau_bo_unpin(nvbo); |
| 320 | nouveau_bo_ref(NULL, &nvbo); |
| 321 | goto out; |
| 322 | } |
| 323 | |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 324 | chan = nouveau_nofbaccel ? NULL : dev_priv->channel; |
| 325 | if (chan && dev_priv->card_type >= NV_50) { |
| 326 | ret = nouveau_bo_vma_add(nvbo, chan->vm, &nfbdev->nouveau_fb.vma); |
| 327 | if (ret) { |
| 328 | NV_ERROR(dev, "failed to map fb into chan: %d\n", ret); |
| 329 | chan = NULL; |
| 330 | } |
| 331 | } |
| 332 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 333 | mutex_lock(&dev->struct_mutex); |
| 334 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 335 | info = framebuffer_alloc(0, device); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 336 | if (!info) { |
| 337 | ret = -ENOMEM; |
| 338 | goto out_unref; |
| 339 | } |
| 340 | |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 341 | ret = fb_alloc_cmap(&info->cmap, 256, 0); |
| 342 | if (ret) { |
| 343 | ret = -ENOMEM; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 344 | goto out_unref; |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 345 | } |
| 346 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 347 | info->par = nfbdev; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 348 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 349 | nouveau_framebuffer_init(dev, &nfbdev->nouveau_fb, &mode_cmd, nvbo); |
| 350 | |
| 351 | nouveau_fb = &nfbdev->nouveau_fb; |
| 352 | fb = &nouveau_fb->base; |
| 353 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 354 | /* setup helper */ |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 355 | nfbdev->helper.fb = fb; |
| 356 | nfbdev->helper.fbdev = info; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 357 | |
| 358 | strcpy(info->fix.id, "nouveaufb"); |
Marcin Kościelnicki | a32ed69 | 2010-01-26 14:00:42 +0000 | [diff] [blame] | 359 | if (nouveau_nofbaccel) |
| 360 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED; |
| 361 | else |
| 362 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA | |
| 363 | FBINFO_HWACCEL_FILLRECT | |
| 364 | FBINFO_HWACCEL_IMAGEBLIT; |
Jesse Barnes | 8fd4bd2 | 2010-06-23 12:56:12 -0700 | [diff] [blame] | 365 | info->flags |= FBINFO_CAN_FORCE_OUTPUT; |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 366 | info->fbops = &nouveau_fbcon_sw_ops; |
Ben Skeggs | f01a972 | 2011-01-17 11:22:38 +1000 | [diff] [blame] | 367 | info->fix.smem_start = nvbo->bo.mem.bus.base + |
| 368 | nvbo->bo.mem.bus.offset; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 369 | info->fix.smem_len = size; |
| 370 | |
| 371 | info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo); |
| 372 | info->screen_size = size; |
| 373 | |
Ville Syrjälä | 01f2c77 | 2011-12-20 00:06:49 +0200 | [diff] [blame] | 374 | drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 375 | 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] | 376 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 377 | /* Set aperture base/size for vesafb takeover */ |
Marcin Slusarz | 06415c5 | 2010-05-16 17:29:56 +0200 | [diff] [blame] | 378 | info->apertures = dev_priv->apertures; |
Marcin Slusarz | 1471ca9 | 2010-05-16 17:27:03 +0200 | [diff] [blame] | 379 | if (!info->apertures) { |
| 380 | ret = -ENOMEM; |
| 381 | goto out_unref; |
| 382 | } |
| 383 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 384 | info->pixmap.size = 64*1024; |
| 385 | info->pixmap.buf_align = 8; |
| 386 | info->pixmap.access_align = 32; |
| 387 | info->pixmap.flags = FB_PIXMAP_SYSTEM; |
| 388 | info->pixmap.scan_align = 1; |
| 389 | |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 390 | mutex_unlock(&dev->struct_mutex); |
| 391 | |
Marcin Kościelnicki | a32ed69 | 2010-01-26 14:00:42 +0000 | [diff] [blame] | 392 | if (dev_priv->channel && !nouveau_nofbaccel) { |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 393 | ret = -ENODEV; |
| 394 | if (dev_priv->card_type < NV_50) |
| 395 | ret = nv04_fbcon_accel_init(info); |
| 396 | else |
| 397 | if (dev_priv->card_type < NV_C0) |
| 398 | ret = nv50_fbcon_accel_init(info); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 399 | else |
| 400 | ret = nvc0_fbcon_accel_init(info); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 401 | |
| 402 | if (ret == 0) |
| 403 | info->fbops = &nouveau_fbcon_ops; |
Ben Skeggs | 0735f62 | 2009-12-16 14:28:55 +1000 | [diff] [blame] | 404 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 405 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 406 | nouveau_fbcon_zfill(dev, nfbdev); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 407 | |
| 408 | /* To allow resizeing without swapping buffers */ |
| 409 | NV_INFO(dev, "allocated %dx%d fb: 0x%lx, bo %p\n", |
| 410 | nouveau_fb->base.width, |
| 411 | nouveau_fb->base.height, |
| 412 | nvbo->bo.offset, nvbo); |
| 413 | |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 414 | vga_switcheroo_client_fb_set(dev->pdev, info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 415 | return 0; |
| 416 | |
| 417 | out_unref: |
| 418 | mutex_unlock(&dev->struct_mutex); |
| 419 | out: |
| 420 | return ret; |
| 421 | } |
| 422 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 423 | static int |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 424 | nouveau_fbcon_find_or_create_single(struct drm_fb_helper *helper, |
| 425 | struct drm_fb_helper_surface_size *sizes) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 426 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 427 | struct nouveau_fbdev *nfbdev = (struct nouveau_fbdev *)helper; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 428 | int new_fb = 0; |
| 429 | int ret; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 430 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 431 | if (!helper->fb) { |
| 432 | ret = nouveau_fbcon_create(nfbdev, sizes); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 433 | if (ret) |
| 434 | return ret; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 435 | new_fb = 1; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 436 | } |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 437 | return new_fb; |
| 438 | } |
| 439 | |
Dave Airlie | eb1f8e4 | 2010-05-07 06:42:51 +0000 | [diff] [blame] | 440 | void |
| 441 | nouveau_fbcon_output_poll_changed(struct drm_device *dev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 442 | { |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 443 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
Dave Airlie | eb1f8e4 | 2010-05-07 06:42:51 +0000 | [diff] [blame] | 444 | drm_fb_helper_hotplug_event(&dev_priv->nfbdev->helper); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 445 | } |
| 446 | |
Francisco Jerez | 6e86e04 | 2010-07-03 18:36:39 +0200 | [diff] [blame] | 447 | static int |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 448 | nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 449 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 450 | struct nouveau_framebuffer *nouveau_fb = &nfbdev->nouveau_fb; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 451 | struct fb_info *info; |
| 452 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 453 | if (nfbdev->helper.fbdev) { |
| 454 | info = nfbdev->helper.fbdev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 455 | unregister_framebuffer(info); |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 456 | if (info->cmap.len) |
| 457 | fb_dealloc_cmap(&info->cmap); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 458 | framebuffer_release(info); |
| 459 | } |
| 460 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 461 | if (nouveau_fb->nvbo) { |
| 462 | nouveau_bo_unmap(nouveau_fb->nvbo); |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 463 | nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 464 | drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem); |
| 465 | nouveau_fb->nvbo = NULL; |
| 466 | } |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 467 | drm_fb_helper_fini(&nfbdev->helper); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 468 | drm_framebuffer_cleanup(&nouveau_fb->base); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 469 | return 0; |
| 470 | } |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 471 | |
| 472 | void nouveau_fbcon_gpu_lockup(struct fb_info *info) |
| 473 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 474 | struct nouveau_fbdev *nfbdev = info->par; |
| 475 | struct drm_device *dev = nfbdev->dev; |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 476 | |
| 477 | NV_ERROR(dev, "GPU lockup - switching to software fbcon\n"); |
| 478 | info->flags |= FBINFO_HWACCEL_DISABLED; |
| 479 | } |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 480 | |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 481 | static struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = { |
| 482 | .gamma_set = nouveau_fbcon_gamma_set, |
| 483 | .gamma_get = nouveau_fbcon_gamma_get, |
| 484 | .fb_probe = nouveau_fbcon_find_or_create_single, |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 485 | }; |
| 486 | |
| 487 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 488 | int nouveau_fbcon_init(struct drm_device *dev) |
| 489 | { |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 490 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 491 | struct nouveau_fbdev *nfbdev; |
Marcin Slusarz | 1e482f7 | 2011-11-06 20:32:04 +0100 | [diff] [blame] | 492 | int preferred_bpp; |
Chris Wilson | 5a79395 | 2010-06-06 10:50:03 +0100 | [diff] [blame] | 493 | int ret; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 494 | |
| 495 | nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); |
| 496 | if (!nfbdev) |
| 497 | return -ENOMEM; |
| 498 | |
| 499 | nfbdev->dev = dev; |
| 500 | dev_priv->nfbdev = nfbdev; |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 501 | nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 502 | |
Francisco Jerez | 7714455 | 2010-07-10 17:37:00 +0200 | [diff] [blame] | 503 | ret = drm_fb_helper_init(dev, &nfbdev->helper, |
| 504 | nv_two_heads(dev) ? 2 : 1, 4); |
Chris Wilson | 5a79395 | 2010-06-06 10:50:03 +0100 | [diff] [blame] | 505 | if (ret) { |
| 506 | kfree(nfbdev); |
| 507 | return ret; |
| 508 | } |
| 509 | |
Dave Airlie | 0b4c0f3 | 2010-03-30 05:34:15 +0000 | [diff] [blame] | 510 | drm_fb_helper_single_add_all_connectors(&nfbdev->helper); |
Marcin Slusarz | 1e482f7 | 2011-11-06 20:32:04 +0100 | [diff] [blame] | 511 | |
| 512 | if (dev_priv->vram_size <= 32 * 1024 * 1024) |
| 513 | preferred_bpp = 8; |
| 514 | else if (dev_priv->vram_size <= 64 * 1024 * 1024) |
| 515 | preferred_bpp = 16; |
| 516 | else |
| 517 | preferred_bpp = 32; |
| 518 | |
| 519 | drm_fb_helper_initial_config(&nfbdev->helper, preferred_bpp); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 520 | return 0; |
| 521 | } |
| 522 | |
| 523 | void nouveau_fbcon_fini(struct drm_device *dev) |
| 524 | { |
| 525 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 526 | |
| 527 | if (!dev_priv->nfbdev) |
| 528 | return; |
| 529 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 530 | nouveau_fbcon_destroy(dev, dev_priv->nfbdev); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 531 | kfree(dev_priv->nfbdev); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 532 | dev_priv->nfbdev = NULL; |
| 533 | } |
| 534 | |
| 535 | void nouveau_fbcon_save_disable_accel(struct drm_device *dev) |
| 536 | { |
| 537 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 538 | |
| 539 | dev_priv->nfbdev->saved_flags = dev_priv->nfbdev->helper.fbdev->flags; |
| 540 | dev_priv->nfbdev->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; |
| 541 | } |
| 542 | |
| 543 | void nouveau_fbcon_restore_accel(struct drm_device *dev) |
| 544 | { |
| 545 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 546 | dev_priv->nfbdev->helper.fbdev->flags = dev_priv->nfbdev->saved_flags; |
| 547 | } |
| 548 | |
| 549 | void nouveau_fbcon_set_suspend(struct drm_device *dev, int state) |
| 550 | { |
| 551 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
Ben Skeggs | cf41d53 | 2011-11-09 14:31:16 +1000 | [diff] [blame^] | 552 | console_lock(); |
| 553 | if (state == 0) |
| 554 | nouveau_fbcon_save_disable_accel(dev); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 555 | fb_set_suspend(dev_priv->nfbdev->helper.fbdev, state); |
Ben Skeggs | cf41d53 | 2011-11-09 14:31:16 +1000 | [diff] [blame^] | 556 | if (state == 1) |
| 557 | nouveau_fbcon_restore_accel(dev); |
| 558 | console_unlock(); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 559 | } |
| 560 | |
| 561 | void nouveau_fbcon_zfill_all(struct drm_device *dev) |
| 562 | { |
| 563 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 564 | nouveau_fbcon_zfill(dev, dev_priv->nfbdev); |
| 565 | } |