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> |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 35 | #include <linux/init.h> |
| 36 | #include <linux/screen_info.h> |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 37 | #include <linux/vga_switcheroo.h> |
Ben Skeggs | cf41d53 | 2011-11-09 14:31:16 +1000 | [diff] [blame] | 38 | #include <linux/console.h> |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 39 | |
David Howells | 760285e | 2012-10-02 18:01:07 +0100 | [diff] [blame] | 40 | #include <drm/drmP.h> |
| 41 | #include <drm/drm_crtc.h> |
| 42 | #include <drm/drm_crtc_helper.h> |
| 43 | #include <drm/drm_fb_helper.h> |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 44 | |
Ben Skeggs | 4dc2813 | 2016-05-20 09:22:55 +1000 | [diff] [blame] | 45 | #include "nouveau_drv.h" |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 46 | #include "nouveau_gem.h" |
| 47 | #include "nouveau_bo.h" |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 48 | #include "nouveau_fbcon.h" |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 49 | #include "nouveau_chan.h" |
| 50 | |
| 51 | #include "nouveau_crtc.h" |
| 52 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 53 | MODULE_PARM_DESC(nofbaccel, "Disable fbcon acceleration"); |
Pierre Moreau | 703fa26 | 2014-08-18 22:43:24 +0200 | [diff] [blame] | 54 | int nouveau_nofbaccel = 0; |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 55 | module_param_named(nofbaccel, nouveau_nofbaccel, int, 0400); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 56 | |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 57 | static void |
| 58 | nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) |
| 59 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 60 | struct nouveau_fbdev *fbcon = info->par; |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 61 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 62 | struct nvif_device *device = &drm->device; |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 63 | int ret; |
| 64 | |
| 65 | if (info->state != FBINFO_STATE_RUNNING) |
| 66 | return; |
| 67 | |
| 68 | ret = -ENODEV; |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 69 | if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 70 | mutex_trylock(&drm->client.mutex)) { |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 71 | if (device->info.family < NV_DEVICE_INFO_V0_TESLA) |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 72 | ret = nv04_fbcon_fillrect(info, rect); |
| 73 | else |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 74 | if (device->info.family < NV_DEVICE_INFO_V0_FERMI) |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 75 | ret = nv50_fbcon_fillrect(info, rect); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 76 | else |
| 77 | ret = nvc0_fbcon_fillrect(info, rect); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 78 | mutex_unlock(&drm->client.mutex); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 79 | } |
| 80 | |
| 81 | if (ret == 0) |
| 82 | return; |
| 83 | |
| 84 | if (ret != -ENODEV) |
| 85 | nouveau_fbcon_gpu_lockup(info); |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 86 | drm_fb_helper_cfb_fillrect(info, rect); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 87 | } |
| 88 | |
| 89 | static void |
| 90 | nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) |
| 91 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 92 | struct nouveau_fbdev *fbcon = info->par; |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 93 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 94 | struct nvif_device *device = &drm->device; |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 95 | int ret; |
| 96 | |
| 97 | if (info->state != FBINFO_STATE_RUNNING) |
| 98 | return; |
| 99 | |
| 100 | ret = -ENODEV; |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 101 | if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 102 | mutex_trylock(&drm->client.mutex)) { |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 103 | if (device->info.family < NV_DEVICE_INFO_V0_TESLA) |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 104 | ret = nv04_fbcon_copyarea(info, image); |
| 105 | else |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 106 | if (device->info.family < NV_DEVICE_INFO_V0_FERMI) |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 107 | ret = nv50_fbcon_copyarea(info, image); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 108 | else |
| 109 | ret = nvc0_fbcon_copyarea(info, image); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 110 | mutex_unlock(&drm->client.mutex); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | if (ret == 0) |
| 114 | return; |
| 115 | |
| 116 | if (ret != -ENODEV) |
| 117 | nouveau_fbcon_gpu_lockup(info); |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 118 | drm_fb_helper_cfb_copyarea(info, image); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | static void |
| 122 | nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) |
| 123 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 124 | struct nouveau_fbdev *fbcon = info->par; |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 125 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 126 | struct nvif_device *device = &drm->device; |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 127 | int ret; |
| 128 | |
| 129 | if (info->state != FBINFO_STATE_RUNNING) |
| 130 | return; |
| 131 | |
| 132 | ret = -ENODEV; |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 133 | if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 134 | mutex_trylock(&drm->client.mutex)) { |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 135 | if (device->info.family < NV_DEVICE_INFO_V0_TESLA) |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 136 | ret = nv04_fbcon_imageblit(info, image); |
| 137 | else |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 138 | if (device->info.family < NV_DEVICE_INFO_V0_FERMI) |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 139 | ret = nv50_fbcon_imageblit(info, image); |
Ben Skeggs | ddbaf79 | 2010-11-24 10:52:43 +1000 | [diff] [blame] | 140 | else |
| 141 | ret = nvc0_fbcon_imageblit(info, image); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 142 | mutex_unlock(&drm->client.mutex); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 143 | } |
| 144 | |
| 145 | if (ret == 0) |
| 146 | return; |
| 147 | |
| 148 | if (ret != -ENODEV) |
| 149 | nouveau_fbcon_gpu_lockup(info); |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 150 | drm_fb_helper_cfb_imageblit(info, image); |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 151 | } |
| 152 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 153 | static int |
| 154 | nouveau_fbcon_sync(struct fb_info *info) |
| 155 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 156 | struct nouveau_fbdev *fbcon = info->par; |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 157 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 158 | struct nouveau_channel *chan = drm->channel; |
Ben Skeggs | 78df3a1 | 2012-05-04 14:01:28 +1000 | [diff] [blame] | 159 | int ret; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 160 | |
Ben Skeggs | 6a6b73f | 2010-10-05 16:53:48 +1000 | [diff] [blame] | 161 | if (!chan || !chan->accel_done || in_interrupt() || |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 162 | info->state != FBINFO_STATE_RUNNING || |
| 163 | info->flags & FBINFO_HWACCEL_DISABLED) |
| 164 | return 0; |
| 165 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 166 | if (!mutex_trylock(&drm->client.mutex)) |
Ben Skeggs | 9acc810 | 2010-10-14 14:55:23 +1000 | [diff] [blame] | 167 | return 0; |
| 168 | |
Ben Skeggs | 78df3a1 | 2012-05-04 14:01:28 +1000 | [diff] [blame] | 169 | ret = nouveau_channel_idle(chan); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 170 | mutex_unlock(&drm->client.mutex); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 171 | if (ret) { |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 172 | nouveau_fbcon_gpu_lockup(info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 173 | return 0; |
| 174 | } |
| 175 | |
| 176 | chan->accel_done = false; |
| 177 | return 0; |
| 178 | } |
| 179 | |
Ben Skeggs | f231976 | 2015-10-02 14:03:19 +1000 | [diff] [blame] | 180 | static int |
| 181 | nouveau_fbcon_open(struct fb_info *info, int user) |
| 182 | { |
| 183 | struct nouveau_fbdev *fbcon = info->par; |
| 184 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
| 185 | int ret = pm_runtime_get_sync(drm->dev->dev); |
| 186 | if (ret < 0 && ret != -EACCES) |
| 187 | return ret; |
| 188 | return 0; |
| 189 | } |
| 190 | |
| 191 | static int |
| 192 | nouveau_fbcon_release(struct fb_info *info, int user) |
| 193 | { |
| 194 | struct nouveau_fbdev *fbcon = info->par; |
| 195 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
| 196 | pm_runtime_put(drm->dev->dev); |
| 197 | return 0; |
| 198 | } |
| 199 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 200 | static struct fb_ops nouveau_fbcon_ops = { |
| 201 | .owner = THIS_MODULE, |
Ben Skeggs | f231976 | 2015-10-02 14:03:19 +1000 | [diff] [blame] | 202 | .fb_open = nouveau_fbcon_open, |
| 203 | .fb_release = nouveau_fbcon_release, |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 204 | .fb_check_var = drm_fb_helper_check_var, |
| 205 | .fb_set_par = drm_fb_helper_set_par, |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 206 | .fb_fillrect = nouveau_fbcon_fillrect, |
| 207 | .fb_copyarea = nouveau_fbcon_copyarea, |
| 208 | .fb_imageblit = nouveau_fbcon_imageblit, |
| 209 | .fb_sync = nouveau_fbcon_sync, |
| 210 | .fb_pan_display = drm_fb_helper_pan_display, |
| 211 | .fb_blank = drm_fb_helper_blank, |
| 212 | .fb_setcmap = drm_fb_helper_setcmap, |
| 213 | .fb_debug_enter = drm_fb_helper_debug_enter, |
| 214 | .fb_debug_leave = drm_fb_helper_debug_leave, |
| 215 | }; |
| 216 | |
| 217 | static struct fb_ops nouveau_fbcon_sw_ops = { |
| 218 | .owner = THIS_MODULE, |
Ben Skeggs | f231976 | 2015-10-02 14:03:19 +1000 | [diff] [blame] | 219 | .fb_open = nouveau_fbcon_open, |
| 220 | .fb_release = nouveau_fbcon_release, |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 221 | .fb_check_var = drm_fb_helper_check_var, |
| 222 | .fb_set_par = drm_fb_helper_set_par, |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 223 | .fb_fillrect = drm_fb_helper_cfb_fillrect, |
| 224 | .fb_copyarea = drm_fb_helper_cfb_copyarea, |
| 225 | .fb_imageblit = drm_fb_helper_cfb_imageblit, |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 226 | .fb_pan_display = drm_fb_helper_pan_display, |
| 227 | .fb_blank = drm_fb_helper_blank, |
| 228 | .fb_setcmap = drm_fb_helper_setcmap, |
Chris Ball | be64c2bb | 2010-09-26 06:47:24 -0500 | [diff] [blame] | 229 | .fb_debug_enter = drm_fb_helper_debug_enter, |
| 230 | .fb_debug_leave = drm_fb_helper_debug_leave, |
Marcin Kościelnicki | 126b544 | 2010-01-27 14:03:18 +0000 | [diff] [blame] | 231 | }; |
| 232 | |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 233 | void |
| 234 | nouveau_fbcon_accel_save_disable(struct drm_device *dev) |
| 235 | { |
| 236 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 237 | if (drm->fbcon) { |
| 238 | drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags; |
| 239 | drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | void |
| 244 | nouveau_fbcon_accel_restore(struct drm_device *dev) |
| 245 | { |
| 246 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 247 | if (drm->fbcon) { |
| 248 | drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags; |
| 249 | } |
| 250 | } |
| 251 | |
Fengguang Wu | e715396 | 2014-08-10 12:36:26 +1000 | [diff] [blame] | 252 | static void |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 253 | nouveau_fbcon_accel_fini(struct drm_device *dev) |
| 254 | { |
| 255 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 256 | struct nouveau_fbdev *fbcon = drm->fbcon; |
| 257 | if (fbcon && drm->channel) { |
| 258 | console_lock(); |
| 259 | fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; |
| 260 | console_unlock(); |
| 261 | nouveau_channel_idle(drm->channel); |
Ben Skeggs | 0ad7286 | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 262 | nvif_object_fini(&fbcon->twod); |
| 263 | nvif_object_fini(&fbcon->blit); |
| 264 | nvif_object_fini(&fbcon->gdi); |
| 265 | nvif_object_fini(&fbcon->patt); |
| 266 | nvif_object_fini(&fbcon->rop); |
| 267 | nvif_object_fini(&fbcon->clip); |
| 268 | nvif_object_fini(&fbcon->surf2d); |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 269 | } |
| 270 | } |
| 271 | |
Fengguang Wu | e715396 | 2014-08-10 12:36:26 +1000 | [diff] [blame] | 272 | static void |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 273 | nouveau_fbcon_accel_init(struct drm_device *dev) |
| 274 | { |
| 275 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 276 | struct nouveau_fbdev *fbcon = drm->fbcon; |
| 277 | struct fb_info *info = fbcon->helper.fbdev; |
| 278 | int ret; |
| 279 | |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 280 | if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 281 | ret = nv04_fbcon_accel_init(info); |
| 282 | else |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 283 | if (drm->device.info.family < NV_DEVICE_INFO_V0_FERMI) |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 284 | ret = nv50_fbcon_accel_init(info); |
| 285 | else |
| 286 | ret = nvc0_fbcon_accel_init(info); |
| 287 | |
| 288 | if (ret == 0) |
| 289 | info->fbops = &nouveau_fbcon_ops; |
| 290 | } |
| 291 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 292 | static void nouveau_fbcon_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, |
| 293 | u16 blue, int regno) |
| 294 | { |
| 295 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
| 296 | |
| 297 | nv_crtc->lut.r[regno] = red; |
| 298 | nv_crtc->lut.g[regno] = green; |
| 299 | nv_crtc->lut.b[regno] = blue; |
| 300 | } |
| 301 | |
| 302 | static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, |
| 303 | u16 *blue, int regno) |
| 304 | { |
| 305 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
| 306 | |
| 307 | *red = nv_crtc->lut.r[regno]; |
| 308 | *green = nv_crtc->lut.g[regno]; |
| 309 | *blue = nv_crtc->lut.b[regno]; |
| 310 | } |
| 311 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 312 | static void |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 313 | nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *fbcon) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 314 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 315 | struct fb_info *info = fbcon->helper.fbdev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 316 | struct fb_fillrect rect; |
| 317 | |
| 318 | /* Clear the entire fbcon. The drm will program every connector |
| 319 | * with it's preferred mode. If the sizes differ, one display will |
| 320 | * quite likely have garbage around the console. |
| 321 | */ |
| 322 | rect.dx = rect.dy = 0; |
| 323 | rect.width = info->var.xres_virtual; |
| 324 | rect.height = info->var.yres_virtual; |
| 325 | rect.color = 0; |
| 326 | rect.rop = ROP_COPY; |
| 327 | info->fbops->fb_fillrect(info, &rect); |
| 328 | } |
| 329 | |
| 330 | static int |
Daniel Vetter | cd5428a | 2013-01-21 23:42:49 +0100 | [diff] [blame] | 331 | nouveau_fbcon_create(struct drm_fb_helper *helper, |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 332 | struct drm_fb_helper_surface_size *sizes) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 333 | { |
Fabian Frederick | 918b7ed | 2014-09-14 18:40:17 +0200 | [diff] [blame] | 334 | struct nouveau_fbdev *fbcon = |
| 335 | container_of(helper, struct nouveau_fbdev, helper); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 336 | struct drm_device *dev = fbcon->dev; |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 337 | struct nouveau_drm *drm = nouveau_drm(dev); |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 338 | struct nvif_device *device = &drm->device; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 339 | struct fb_info *info; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 340 | struct drm_framebuffer *fb; |
| 341 | struct nouveau_framebuffer *nouveau_fb; |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 342 | struct nouveau_channel *chan; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 343 | struct nouveau_bo *nvbo; |
Jesse Barnes | 308e5bc | 2011-11-14 14:51:28 -0800 | [diff] [blame] | 344 | struct drm_mode_fb_cmd2 mode_cmd; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 345 | int size, ret; |
| 346 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 347 | mode_cmd.width = sizes->surface_width; |
| 348 | mode_cmd.height = sizes->surface_height; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 349 | |
Jesse Barnes | 308e5bc | 2011-11-14 14:51:28 -0800 | [diff] [blame] | 350 | mode_cmd.pitches[0] = mode_cmd.width * (sizes->surface_bpp >> 3); |
| 351 | mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0], 256); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 352 | |
Jesse Barnes | 308e5bc | 2011-11-14 14:51:28 -0800 | [diff] [blame] | 353 | mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, |
| 354 | sizes->surface_depth); |
| 355 | |
| 356 | size = mode_cmd.pitches[0] * mode_cmd.height; |
Maarten Maathuis | 1c7059e | 2009-12-25 18:51:17 +0100 | [diff] [blame] | 357 | size = roundup(size, PAGE_SIZE); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 358 | |
Ben Skeggs | f6d4e62 | 2011-06-07 12:25:36 +1000 | [diff] [blame] | 359 | ret = nouveau_gem_new(dev, size, 0, NOUVEAU_GEM_DOMAIN_VRAM, |
| 360 | 0, 0x0000, &nvbo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 361 | if (ret) { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 362 | NV_ERROR(drm, "failed to allocate framebuffer\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 363 | goto out; |
| 364 | } |
| 365 | |
Ben Skeggs | ad76b3f | 2014-11-10 11:24:27 +1000 | [diff] [blame] | 366 | ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM, false); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 367 | if (ret) { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 368 | NV_ERROR(drm, "failed to pin fb: %d\n", ret); |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 369 | goto out_unref; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 370 | } |
| 371 | |
| 372 | ret = nouveau_bo_map(nvbo); |
| 373 | if (ret) { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 374 | NV_ERROR(drm, "failed to map fb: %d\n", ret); |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 375 | goto out_unpin; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 376 | } |
| 377 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 378 | chan = nouveau_nofbaccel ? NULL : drm->channel; |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 379 | if (chan && device->info.family >= NV_DEVICE_INFO_V0_TESLA) { |
Ben Skeggs | 0ad7286 | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 380 | ret = nouveau_bo_vma_add(nvbo, drm->client.vm, |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 381 | &fbcon->nouveau_fb.vma); |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 382 | if (ret) { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 383 | NV_ERROR(drm, "failed to map fb into chan: %d\n", ret); |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 384 | chan = NULL; |
| 385 | } |
| 386 | } |
| 387 | |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 388 | info = drm_fb_helper_alloc_fbi(helper); |
| 389 | if (IS_ERR(info)) { |
| 390 | ret = PTR_ERR(info); |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 391 | goto out_unlock; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 392 | } |
Maarten Lankhorst | 4dc6393 | 2015-01-13 09:18:49 +0100 | [diff] [blame] | 393 | info->skip_vt_switch = 1; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 394 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 395 | info->par = fbcon; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 396 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 397 | nouveau_framebuffer_init(dev, &fbcon->nouveau_fb, &mode_cmd, nvbo); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 398 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 399 | nouveau_fb = &fbcon->nouveau_fb; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 400 | fb = &nouveau_fb->base; |
| 401 | |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 402 | /* setup helper */ |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 403 | fbcon->helper.fb = fb; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 404 | |
| 405 | strcpy(info->fix.id, "nouveaufb"); |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 406 | if (!chan) |
Marcin Kościelnicki | a32ed69 | 2010-01-26 14:00:42 +0000 | [diff] [blame] | 407 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED; |
| 408 | else |
| 409 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA | |
| 410 | FBINFO_HWACCEL_FILLRECT | |
| 411 | FBINFO_HWACCEL_IMAGEBLIT; |
Jesse Barnes | 8fd4bd2 | 2010-06-23 12:56:12 -0700 | [diff] [blame] | 412 | info->flags |= FBINFO_CAN_FORCE_OUTPUT; |
Ben Skeggs | ceed5f3 | 2010-10-05 16:41:29 +1000 | [diff] [blame] | 413 | info->fbops = &nouveau_fbcon_sw_ops; |
Ben Skeggs | f01a972 | 2011-01-17 11:22:38 +1000 | [diff] [blame] | 414 | info->fix.smem_start = nvbo->bo.mem.bus.base + |
| 415 | nvbo->bo.mem.bus.offset; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 416 | info->fix.smem_len = size; |
| 417 | |
| 418 | info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo); |
| 419 | info->screen_size = size; |
| 420 | |
Ville Syrjälä | 01f2c77 | 2011-12-20 00:06:49 +0200 | [diff] [blame] | 421 | drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 422 | drm_fb_helper_fill_var(info, &fbcon->helper, sizes->fb_width, sizes->fb_height); |
Marcin Slusarz | 1471ca9 | 2010-05-16 17:27:03 +0200 | [diff] [blame] | 423 | |
Sascha Hauer | fb2a99e | 2012-02-06 10:58:19 +0100 | [diff] [blame] | 424 | /* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */ |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 425 | |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 426 | if (chan) |
| 427 | nouveau_fbcon_accel_init(dev); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 428 | nouveau_fbcon_zfill(dev, fbcon); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 429 | |
| 430 | /* To allow resizeing without swapping buffers */ |
Alex Deucher | 54c4cd6 | 2015-03-04 00:18:38 -0500 | [diff] [blame] | 431 | NV_INFO(drm, "allocated %dx%d fb: 0x%llx, bo %p\n", |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 432 | nouveau_fb->base.width, nouveau_fb->base.height, |
| 433 | nvbo->bo.offset, nvbo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 434 | |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 435 | vga_switcheroo_client_fb_set(dev->pdev, info); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 436 | return 0; |
| 437 | |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 438 | out_unlock: |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 439 | if (chan) |
| 440 | nouveau_bo_vma_del(nvbo, &fbcon->nouveau_fb.vma); |
Maarten Lankhorst | fdfb833 | 2013-07-08 14:50:54 +1000 | [diff] [blame] | 441 | nouveau_bo_unmap(nvbo); |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 442 | out_unpin: |
| 443 | nouveau_bo_unpin(nvbo); |
| 444 | out_unref: |
| 445 | nouveau_bo_ref(NULL, &nvbo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 446 | out: |
| 447 | return ret; |
| 448 | } |
| 449 | |
Dave Airlie | eb1f8e4 | 2010-05-07 06:42:51 +0000 | [diff] [blame] | 450 | void |
| 451 | nouveau_fbcon_output_poll_changed(struct drm_device *dev) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 452 | { |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 453 | struct nouveau_drm *drm = nouveau_drm(dev); |
Maarten Lankhorst | 8a25835 | 2013-07-23 15:45:11 +0200 | [diff] [blame] | 454 | if (drm->fbcon) |
| 455 | drm_fb_helper_hotplug_event(&drm->fbcon->helper); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 456 | } |
| 457 | |
Francisco Jerez | 6e86e04 | 2010-07-03 18:36:39 +0200 | [diff] [blame] | 458 | static int |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 459 | nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 460 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 461 | struct nouveau_framebuffer *nouveau_fb = &fbcon->nouveau_fb; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 462 | |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 463 | drm_fb_helper_unregister_fbi(&fbcon->helper); |
| 464 | drm_fb_helper_release_fbi(&fbcon->helper); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 465 | |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 466 | if (nouveau_fb->nvbo) { |
| 467 | nouveau_bo_unmap(nouveau_fb->nvbo); |
Ben Skeggs | 45143cb | 2011-06-07 13:12:44 +1000 | [diff] [blame] | 468 | nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma); |
Maarten Lankhorst | 1e2bd5f | 2013-06-27 13:38:21 +0200 | [diff] [blame] | 469 | nouveau_bo_unpin(nouveau_fb->nvbo); |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 470 | drm_gem_object_unreference_unlocked(&nouveau_fb->nvbo->gem); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 471 | nouveau_fb->nvbo = NULL; |
| 472 | } |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 473 | drm_fb_helper_fini(&fbcon->helper); |
Daniel Vetter | 3620636 | 2012-12-10 20:42:17 +0100 | [diff] [blame] | 474 | drm_framebuffer_unregister_private(&nouveau_fb->base); |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 475 | drm_framebuffer_cleanup(&nouveau_fb->base); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 476 | return 0; |
| 477 | } |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 478 | |
| 479 | void nouveau_fbcon_gpu_lockup(struct fb_info *info) |
| 480 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 481 | struct nouveau_fbdev *fbcon = info->par; |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 482 | struct nouveau_drm *drm = nouveau_drm(fbcon->dev); |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 483 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 484 | NV_ERROR(drm, "GPU lockup - switching to software fbcon\n"); |
Marcin Slusarz | 846975a | 2010-01-04 19:25:09 +0100 | [diff] [blame] | 485 | info->flags |= FBINFO_HWACCEL_DISABLED; |
| 486 | } |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 487 | |
Thierry Reding | 3a49387 | 2014-06-27 17:19:23 +0200 | [diff] [blame] | 488 | static const struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = { |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 489 | .gamma_set = nouveau_fbcon_gamma_set, |
| 490 | .gamma_get = nouveau_fbcon_gamma_get, |
Daniel Vetter | cd5428a | 2013-01-21 23:42:49 +0100 | [diff] [blame] | 491 | .fb_probe = nouveau_fbcon_create, |
Dave Airlie | 4abe352 | 2010-03-30 05:34:18 +0000 | [diff] [blame] | 492 | }; |
| 493 | |
Ben Skeggs | 7bb6d44 | 2014-10-02 13:31:00 +1000 | [diff] [blame] | 494 | void |
| 495 | nouveau_fbcon_set_suspend(struct drm_device *dev, int state) |
| 496 | { |
| 497 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 498 | if (drm->fbcon) { |
Ben Skeggs | 7bb6d44 | 2014-10-02 13:31:00 +1000 | [diff] [blame] | 499 | console_lock(); |
Maarten Lankhorst | 4dc6393 | 2015-01-13 09:18:49 +0100 | [diff] [blame] | 500 | if (state == FBINFO_STATE_RUNNING) |
| 501 | nouveau_fbcon_accel_restore(dev); |
Archit Taneja | b166aeb | 2015-07-31 16:21:57 +0530 | [diff] [blame] | 502 | drm_fb_helper_set_suspend(&drm->fbcon->helper, state); |
Maarten Lankhorst | 4dc6393 | 2015-01-13 09:18:49 +0100 | [diff] [blame] | 503 | if (state != FBINFO_STATE_RUNNING) |
| 504 | nouveau_fbcon_accel_save_disable(dev); |
Ben Skeggs | 7bb6d44 | 2014-10-02 13:31:00 +1000 | [diff] [blame] | 505 | console_unlock(); |
| 506 | } |
| 507 | } |
| 508 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 509 | int |
| 510 | nouveau_fbcon_init(struct drm_device *dev) |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 511 | { |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 512 | struct nouveau_drm *drm = nouveau_drm(dev); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 513 | struct nouveau_fbdev *fbcon; |
Marcin Slusarz | 1e482f7 | 2011-11-06 20:32:04 +0100 | [diff] [blame] | 514 | int preferred_bpp; |
Chris Wilson | 5a79395 | 2010-06-06 10:50:03 +0100 | [diff] [blame] | 515 | int ret; |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 516 | |
Ben Skeggs | fc16208 | 2013-09-10 13:20:34 +1000 | [diff] [blame] | 517 | if (!dev->mode_config.num_crtc || |
| 518 | (dev->pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA) |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 519 | return 0; |
| 520 | |
| 521 | fbcon = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); |
| 522 | if (!fbcon) |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 523 | return -ENOMEM; |
| 524 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 525 | fbcon->dev = dev; |
| 526 | drm->fbcon = fbcon; |
Thierry Reding | 10a2310 | 2014-06-27 17:19:24 +0200 | [diff] [blame] | 527 | |
| 528 | drm_fb_helper_prepare(dev, &fbcon->helper, &nouveau_fbcon_helper_funcs); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 529 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 530 | ret = drm_fb_helper_init(dev, &fbcon->helper, |
Ben Skeggs | 9bd0c15 | 2012-06-26 12:12:30 +1000 | [diff] [blame] | 531 | dev->mode_config.num_crtc, 4); |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 532 | if (ret) |
| 533 | goto free; |
Chris Wilson | 5a79395 | 2010-06-06 10:50:03 +0100 | [diff] [blame] | 534 | |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 535 | ret = drm_fb_helper_single_add_all_connectors(&fbcon->helper); |
| 536 | if (ret) |
| 537 | goto fini; |
Marcin Slusarz | 1e482f7 | 2011-11-06 20:32:04 +0100 | [diff] [blame] | 538 | |
Ben Skeggs | f392ec4 | 2014-08-10 04:10:28 +1000 | [diff] [blame] | 539 | if (drm->device.info.ram_size <= 32 * 1024 * 1024) |
Marcin Slusarz | 1e482f7 | 2011-11-06 20:32:04 +0100 | [diff] [blame] | 540 | preferred_bpp = 8; |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 541 | else |
Ben Skeggs | f392ec4 | 2014-08-10 04:10:28 +1000 | [diff] [blame] | 542 | if (drm->device.info.ram_size <= 64 * 1024 * 1024) |
Marcin Slusarz | 1e482f7 | 2011-11-06 20:32:04 +0100 | [diff] [blame] | 543 | preferred_bpp = 16; |
| 544 | else |
| 545 | preferred_bpp = 32; |
| 546 | |
Daniel Vetter | 76a39db | 2013-01-20 23:12:54 +0100 | [diff] [blame] | 547 | /* disable all the possible outputs/crtcs before entering KMS mode */ |
| 548 | drm_helper_disable_unused_functions(dev); |
| 549 | |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 550 | ret = drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp); |
| 551 | if (ret) |
| 552 | goto fini; |
| 553 | |
Dmitrii Tcvetkov | 52dfcc5 | 2016-06-20 13:52:14 +0300 | [diff] [blame] | 554 | if (fbcon->helper.fbdev) |
| 555 | fbcon->helper.fbdev->pixmap.buf_align = 4; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 556 | return 0; |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 557 | |
| 558 | fini: |
| 559 | drm_fb_helper_fini(&fbcon->helper); |
| 560 | free: |
| 561 | kfree(fbcon); |
| 562 | return ret; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 563 | } |
| 564 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 565 | void |
| 566 | nouveau_fbcon_fini(struct drm_device *dev) |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 567 | { |
Ben Skeggs | 77145f1 | 2012-07-31 16:16:21 +1000 | [diff] [blame] | 568 | struct nouveau_drm *drm = nouveau_drm(dev); |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 569 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 570 | if (!drm->fbcon) |
Dave Airlie | 8be48d9 | 2010-03-30 05:34:14 +0000 | [diff] [blame] | 571 | return; |
| 572 | |
Ben Skeggs | 4b5098f | 2014-06-28 20:44:07 +1000 | [diff] [blame] | 573 | nouveau_fbcon_accel_fini(dev); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 574 | nouveau_fbcon_destroy(dev, drm->fbcon); |
| 575 | kfree(drm->fbcon); |
| 576 | drm->fbcon = NULL; |
Dave Airlie | 3865167 | 2010-03-30 05:34:13 +0000 | [diff] [blame] | 577 | } |