Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2013 Red Hat |
| 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 | #include <linux/module.h> |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 27 | |
| 28 | #include "drmP.h" |
| 29 | #include "drm/drm.h" |
| 30 | #include "drm/drm_crtc.h" |
| 31 | #include "drm/drm_crtc_helper.h" |
| 32 | #include "qxl_drv.h" |
| 33 | |
| 34 | #include "qxl_object.h" |
| 35 | #include "drm_fb_helper.h" |
| 36 | |
| 37 | #define QXL_DIRTY_DELAY (HZ / 30) |
| 38 | |
| 39 | struct qxl_fbdev { |
| 40 | struct drm_fb_helper helper; |
| 41 | struct qxl_framebuffer qfb; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 42 | struct qxl_device *qdev; |
| 43 | |
Dave Airlie | 0665f9f | 2013-07-22 14:37:39 +1000 | [diff] [blame] | 44 | spinlock_t delayed_ops_lock; |
| 45 | struct list_head delayed_ops; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 46 | void *shadow; |
| 47 | int size; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 48 | }; |
| 49 | |
| 50 | static void qxl_fb_image_init(struct qxl_fb_image *qxl_fb_image, |
| 51 | struct qxl_device *qdev, struct fb_info *info, |
| 52 | const struct fb_image *image) |
| 53 | { |
| 54 | qxl_fb_image->qdev = qdev; |
| 55 | if (info) { |
| 56 | qxl_fb_image->visual = info->fix.visual; |
| 57 | if (qxl_fb_image->visual == FB_VISUAL_TRUECOLOR || |
| 58 | qxl_fb_image->visual == FB_VISUAL_DIRECTCOLOR) |
| 59 | memcpy(&qxl_fb_image->pseudo_palette, |
| 60 | info->pseudo_palette, |
| 61 | sizeof(qxl_fb_image->pseudo_palette)); |
| 62 | } else { |
| 63 | /* fallback */ |
| 64 | if (image->depth == 1) |
| 65 | qxl_fb_image->visual = FB_VISUAL_MONO10; |
| 66 | else |
| 67 | qxl_fb_image->visual = FB_VISUAL_DIRECTCOLOR; |
| 68 | } |
| 69 | if (image) { |
| 70 | memcpy(&qxl_fb_image->fb_image, image, |
| 71 | sizeof(qxl_fb_image->fb_image)); |
| 72 | } |
| 73 | } |
| 74 | |
Dave Airlie | 6d01f1f | 2013-04-16 13:24:25 +1000 | [diff] [blame] | 75 | static struct fb_deferred_io qxl_defio = { |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 76 | .delay = QXL_DIRTY_DELAY, |
Noralf Trønnes | 6819c3c | 2016-04-28 17:18:36 +0200 | [diff] [blame] | 77 | .deferred_io = drm_fb_helper_deferred_io, |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 78 | }; |
| 79 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 80 | static struct fb_ops qxlfb_ops = { |
| 81 | .owner = THIS_MODULE, |
| 82 | .fb_check_var = drm_fb_helper_check_var, |
| 83 | .fb_set_par = drm_fb_helper_set_par, /* TODO: copy vmwgfx */ |
Noralf Trønnes | 6819c3c | 2016-04-28 17:18:36 +0200 | [diff] [blame] | 84 | .fb_fillrect = drm_fb_helper_sys_fillrect, |
| 85 | .fb_copyarea = drm_fb_helper_sys_copyarea, |
| 86 | .fb_imageblit = drm_fb_helper_sys_imageblit, |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 87 | .fb_pan_display = drm_fb_helper_pan_display, |
| 88 | .fb_blank = drm_fb_helper_blank, |
| 89 | .fb_setcmap = drm_fb_helper_setcmap, |
| 90 | .fb_debug_enter = drm_fb_helper_debug_enter, |
| 91 | .fb_debug_leave = drm_fb_helper_debug_leave, |
| 92 | }; |
| 93 | |
| 94 | static void qxlfb_destroy_pinned_object(struct drm_gem_object *gobj) |
| 95 | { |
| 96 | struct qxl_bo *qbo = gem_to_qxl_bo(gobj); |
| 97 | int ret; |
| 98 | |
| 99 | ret = qxl_bo_reserve(qbo, false); |
| 100 | if (likely(ret == 0)) { |
| 101 | qxl_bo_kunmap(qbo); |
| 102 | qxl_bo_unpin(qbo); |
| 103 | qxl_bo_unreserve(qbo); |
| 104 | } |
| 105 | drm_gem_object_unreference_unlocked(gobj); |
| 106 | } |
| 107 | |
| 108 | int qxl_get_handle_for_primary_fb(struct qxl_device *qdev, |
| 109 | struct drm_file *file_priv, |
| 110 | uint32_t *handle) |
| 111 | { |
| 112 | int r; |
| 113 | struct drm_gem_object *gobj = qdev->fbdev_qfb->obj; |
| 114 | |
| 115 | BUG_ON(!gobj); |
| 116 | /* drm_get_handle_create adds a reference - good */ |
| 117 | r = drm_gem_handle_create(file_priv, gobj, handle); |
| 118 | if (r) |
| 119 | return r; |
| 120 | return 0; |
| 121 | } |
| 122 | |
| 123 | static int qxlfb_create_pinned_object(struct qxl_fbdev *qfbdev, |
Ville Syrjälä | 1eb8345 | 2015-11-11 19:11:29 +0200 | [diff] [blame] | 124 | const struct drm_mode_fb_cmd2 *mode_cmd, |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 125 | struct drm_gem_object **gobj_p) |
| 126 | { |
| 127 | struct qxl_device *qdev = qfbdev->qdev; |
| 128 | struct drm_gem_object *gobj = NULL; |
| 129 | struct qxl_bo *qbo = NULL; |
| 130 | int ret; |
| 131 | int aligned_size, size; |
| 132 | int height = mode_cmd->height; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 133 | |
| 134 | size = mode_cmd->pitches[0] * height; |
| 135 | aligned_size = ALIGN(size, PAGE_SIZE); |
| 136 | /* TODO: unallocate and reallocate surface0 for real. Hack to just |
| 137 | * have a large enough surface0 for 1024x768 Xorg 32bpp mode */ |
| 138 | ret = qxl_gem_object_create(qdev, aligned_size, 0, |
| 139 | QXL_GEM_DOMAIN_SURFACE, |
| 140 | false, /* is discardable */ |
| 141 | false, /* is kernel (false means device) */ |
| 142 | NULL, |
| 143 | &gobj); |
| 144 | if (ret) { |
| 145 | pr_err("failed to allocate framebuffer (%d)\n", |
| 146 | aligned_size); |
| 147 | return -ENOMEM; |
| 148 | } |
| 149 | qbo = gem_to_qxl_bo(gobj); |
| 150 | |
| 151 | qbo->surf.width = mode_cmd->width; |
| 152 | qbo->surf.height = mode_cmd->height; |
| 153 | qbo->surf.stride = mode_cmd->pitches[0]; |
| 154 | qbo->surf.format = SPICE_SURFACE_FMT_32_xRGB; |
| 155 | ret = qxl_bo_reserve(qbo, false); |
| 156 | if (unlikely(ret != 0)) |
| 157 | goto out_unref; |
| 158 | ret = qxl_bo_pin(qbo, QXL_GEM_DOMAIN_SURFACE, NULL); |
| 159 | if (ret) { |
| 160 | qxl_bo_unreserve(qbo); |
| 161 | goto out_unref; |
| 162 | } |
| 163 | ret = qxl_bo_kmap(qbo, NULL); |
| 164 | qxl_bo_unreserve(qbo); /* unreserve, will be mmaped */ |
| 165 | if (ret) |
| 166 | goto out_unref; |
| 167 | |
| 168 | *gobj_p = gobj; |
| 169 | return 0; |
| 170 | out_unref: |
| 171 | qxlfb_destroy_pinned_object(gobj); |
| 172 | *gobj_p = NULL; |
| 173 | return ret; |
| 174 | } |
| 175 | |
Noralf Trønnes | 6819c3c | 2016-04-28 17:18:36 +0200 | [diff] [blame] | 176 | /* |
| 177 | * FIXME |
| 178 | * It should not be necessary to have a special dirty() callback for fbdev. |
| 179 | */ |
| 180 | static int qxlfb_framebuffer_dirty(struct drm_framebuffer *fb, |
| 181 | struct drm_file *file_priv, |
| 182 | unsigned flags, unsigned color, |
| 183 | struct drm_clip_rect *clips, |
| 184 | unsigned num_clips) |
| 185 | { |
| 186 | struct qxl_device *qdev = fb->dev->dev_private; |
| 187 | struct fb_info *info = qdev->fbdev_info; |
| 188 | struct qxl_fbdev *qfbdev = info->par; |
| 189 | struct qxl_fb_image qxl_fb_image; |
| 190 | struct fb_image *image = &qxl_fb_image.fb_image; |
| 191 | |
| 192 | /* TODO: hard coding 32 bpp */ |
| 193 | int stride = qfbdev->qfb.base.pitches[0]; |
| 194 | |
| 195 | /* |
| 196 | * we are using a shadow draw buffer, at qdev->surface0_shadow |
| 197 | */ |
| 198 | qxl_io_log(qdev, "dirty x[%d, %d], y[%d, %d]", clips->x1, clips->x2, |
| 199 | clips->y1, clips->y2); |
| 200 | image->dx = clips->x1; |
| 201 | image->dy = clips->y1; |
| 202 | image->width = clips->x2 - clips->x1; |
| 203 | image->height = clips->y2 - clips->y1; |
| 204 | image->fg_color = 0xffffffff; /* unused, just to avoid uninitialized |
| 205 | warnings */ |
| 206 | image->bg_color = 0; |
| 207 | image->depth = 32; /* TODO: take from somewhere? */ |
| 208 | image->cmap.start = 0; |
| 209 | image->cmap.len = 0; |
| 210 | image->cmap.red = NULL; |
| 211 | image->cmap.green = NULL; |
| 212 | image->cmap.blue = NULL; |
| 213 | image->cmap.transp = NULL; |
| 214 | image->data = qfbdev->shadow + (clips->x1 * 4) + (stride * clips->y1); |
| 215 | |
| 216 | qxl_fb_image_init(&qxl_fb_image, qdev, info, NULL); |
| 217 | qxl_draw_opaque_fb(&qxl_fb_image, stride); |
| 218 | |
| 219 | return 0; |
| 220 | } |
| 221 | |
| 222 | static const struct drm_framebuffer_funcs qxlfb_fb_funcs = { |
| 223 | .destroy = qxl_user_framebuffer_destroy, |
| 224 | .dirty = qxlfb_framebuffer_dirty, |
| 225 | }; |
| 226 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 227 | static int qxlfb_create(struct qxl_fbdev *qfbdev, |
| 228 | struct drm_fb_helper_surface_size *sizes) |
| 229 | { |
| 230 | struct qxl_device *qdev = qfbdev->qdev; |
| 231 | struct fb_info *info; |
| 232 | struct drm_framebuffer *fb = NULL; |
| 233 | struct drm_mode_fb_cmd2 mode_cmd; |
| 234 | struct drm_gem_object *gobj = NULL; |
| 235 | struct qxl_bo *qbo = NULL; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 236 | int ret; |
| 237 | int size; |
| 238 | int bpp = sizes->surface_bpp; |
| 239 | int depth = sizes->surface_depth; |
| 240 | void *shadow; |
| 241 | |
| 242 | mode_cmd.width = sizes->surface_width; |
| 243 | mode_cmd.height = sizes->surface_height; |
| 244 | |
| 245 | mode_cmd.pitches[0] = ALIGN(mode_cmd.width * ((bpp + 1) / 8), 64); |
| 246 | mode_cmd.pixel_format = drm_mode_legacy_fb_format(bpp, depth); |
| 247 | |
| 248 | ret = qxlfb_create_pinned_object(qfbdev, &mode_cmd, &gobj); |
Gerd Hoffmann | 2d6b1d4 | 2016-05-12 19:06:56 +0200 | [diff] [blame] | 249 | if (ret < 0) |
| 250 | return ret; |
| 251 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 252 | qbo = gem_to_qxl_bo(gobj); |
| 253 | QXL_INFO(qdev, "%s: %dx%d %d\n", __func__, mode_cmd.width, |
| 254 | mode_cmd.height, mode_cmd.pitches[0]); |
| 255 | |
| 256 | shadow = vmalloc(mode_cmd.pitches[0] * mode_cmd.height); |
| 257 | /* TODO: what's the usual response to memory allocation errors? */ |
| 258 | BUG_ON(!shadow); |
| 259 | QXL_INFO(qdev, |
| 260 | "surface0 at gpu offset %lld, mmap_offset %lld (virt %p, shadow %p)\n", |
| 261 | qxl_bo_gpu_offset(qbo), |
| 262 | qxl_bo_mmap_offset(qbo), |
| 263 | qbo->kptr, |
| 264 | shadow); |
| 265 | size = mode_cmd.pitches[0] * mode_cmd.height; |
| 266 | |
Archit Taneja | e7cd84c | 2015-07-22 14:58:13 +0530 | [diff] [blame] | 267 | info = drm_fb_helper_alloc_fbi(&qfbdev->helper); |
| 268 | if (IS_ERR(info)) { |
| 269 | ret = PTR_ERR(info); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 270 | goto out_unref; |
| 271 | } |
| 272 | |
| 273 | info->par = qfbdev; |
| 274 | |
Noralf Trønnes | 6819c3c | 2016-04-28 17:18:36 +0200 | [diff] [blame] | 275 | qxl_framebuffer_init(qdev->ddev, &qfbdev->qfb, &mode_cmd, gobj, |
| 276 | &qxlfb_fb_funcs); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 277 | |
| 278 | fb = &qfbdev->qfb.base; |
| 279 | |
| 280 | /* setup helper with fb data */ |
| 281 | qfbdev->helper.fb = fb; |
Archit Taneja | e7cd84c | 2015-07-22 14:58:13 +0530 | [diff] [blame] | 282 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 283 | qfbdev->shadow = shadow; |
| 284 | strcpy(info->fix.id, "qxldrmfb"); |
| 285 | |
| 286 | drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth); |
| 287 | |
| 288 | info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT; |
| 289 | info->fbops = &qxlfb_ops; |
| 290 | |
| 291 | /* |
| 292 | * TODO: using gobj->size in various places in this function. Not sure |
| 293 | * what the difference between the different sizes is. |
| 294 | */ |
| 295 | info->fix.smem_start = qdev->vram_base; /* TODO - correct? */ |
| 296 | info->fix.smem_len = gobj->size; |
| 297 | info->screen_base = qfbdev->shadow; |
| 298 | info->screen_size = gobj->size; |
| 299 | |
| 300 | drm_fb_helper_fill_var(info, &qfbdev->helper, sizes->fb_width, |
| 301 | sizes->fb_height); |
| 302 | |
| 303 | /* setup aperture base/size for vesafb takeover */ |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 304 | info->apertures->ranges[0].base = qdev->ddev->mode_config.fb_base; |
| 305 | info->apertures->ranges[0].size = qdev->vram_size; |
| 306 | |
| 307 | info->fix.mmio_start = 0; |
| 308 | info->fix.mmio_len = 0; |
| 309 | |
| 310 | if (info->screen_base == NULL) { |
| 311 | ret = -ENOSPC; |
Archit Taneja | e7cd84c | 2015-07-22 14:58:13 +0530 | [diff] [blame] | 312 | goto out_destroy_fbi; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 313 | } |
| 314 | |
| 315 | info->fbdefio = &qxl_defio; |
| 316 | fb_deferred_io_init(info); |
| 317 | |
| 318 | qdev->fbdev_info = info; |
| 319 | qdev->fbdev_qfb = &qfbdev->qfb; |
| 320 | DRM_INFO("fb mappable at 0x%lX, size %lu\n", info->fix.smem_start, (unsigned long)info->screen_size); |
| 321 | DRM_INFO("fb: depth %d, pitch %d, width %d, height %d\n", fb->depth, fb->pitches[0], fb->width, fb->height); |
| 322 | return 0; |
| 323 | |
Archit Taneja | e7cd84c | 2015-07-22 14:58:13 +0530 | [diff] [blame] | 324 | out_destroy_fbi: |
| 325 | drm_fb_helper_release_fbi(&qfbdev->helper); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 326 | out_unref: |
| 327 | if (qbo) { |
| 328 | ret = qxl_bo_reserve(qbo, false); |
| 329 | if (likely(ret == 0)) { |
| 330 | qxl_bo_kunmap(qbo); |
| 331 | qxl_bo_unpin(qbo); |
| 332 | qxl_bo_unreserve(qbo); |
| 333 | } |
| 334 | } |
| 335 | if (fb && ret) { |
Daniel Vetter | 068149a | 2016-03-30 11:40:42 +0200 | [diff] [blame] | 336 | drm_gem_object_unreference_unlocked(gobj); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 337 | drm_framebuffer_cleanup(fb); |
| 338 | kfree(fb); |
| 339 | } |
Daniel Vetter | 068149a | 2016-03-30 11:40:42 +0200 | [diff] [blame] | 340 | drm_gem_object_unreference_unlocked(gobj); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 341 | return ret; |
| 342 | } |
| 343 | |
| 344 | static int qxl_fb_find_or_create_single( |
| 345 | struct drm_fb_helper *helper, |
| 346 | struct drm_fb_helper_surface_size *sizes) |
| 347 | { |
Fabian Frederick | f38e34a | 2014-09-14 18:40:19 +0200 | [diff] [blame] | 348 | struct qxl_fbdev *qfbdev = |
| 349 | container_of(helper, struct qxl_fbdev, helper); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 350 | int new_fb = 0; |
| 351 | int ret; |
| 352 | |
| 353 | if (!helper->fb) { |
| 354 | ret = qxlfb_create(qfbdev, sizes); |
| 355 | if (ret) |
| 356 | return ret; |
| 357 | new_fb = 1; |
| 358 | } |
| 359 | return new_fb; |
| 360 | } |
| 361 | |
| 362 | static int qxl_fbdev_destroy(struct drm_device *dev, struct qxl_fbdev *qfbdev) |
| 363 | { |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 364 | struct qxl_framebuffer *qfb = &qfbdev->qfb; |
| 365 | |
Archit Taneja | e7cd84c | 2015-07-22 14:58:13 +0530 | [diff] [blame] | 366 | drm_fb_helper_unregister_fbi(&qfbdev->helper); |
| 367 | drm_fb_helper_release_fbi(&qfbdev->helper); |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 368 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 369 | if (qfb->obj) { |
| 370 | qxlfb_destroy_pinned_object(qfb->obj); |
| 371 | qfb->obj = NULL; |
| 372 | } |
| 373 | drm_fb_helper_fini(&qfbdev->helper); |
| 374 | vfree(qfbdev->shadow); |
| 375 | drm_framebuffer_cleanup(&qfb->base); |
| 376 | |
| 377 | return 0; |
| 378 | } |
| 379 | |
Thierry Reding | 3a49387 | 2014-06-27 17:19:23 +0200 | [diff] [blame] | 380 | static const struct drm_fb_helper_funcs qxl_fb_helper_funcs = { |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 381 | .fb_probe = qxl_fb_find_or_create_single, |
| 382 | }; |
| 383 | |
| 384 | int qxl_fbdev_init(struct qxl_device *qdev) |
| 385 | { |
| 386 | struct qxl_fbdev *qfbdev; |
| 387 | int bpp_sel = 32; /* TODO: parameter from somewhere? */ |
| 388 | int ret; |
| 389 | |
| 390 | qfbdev = kzalloc(sizeof(struct qxl_fbdev), GFP_KERNEL); |
| 391 | if (!qfbdev) |
| 392 | return -ENOMEM; |
| 393 | |
| 394 | qfbdev->qdev = qdev; |
| 395 | qdev->mode_info.qfbdev = qfbdev; |
Dave Airlie | 0665f9f | 2013-07-22 14:37:39 +1000 | [diff] [blame] | 396 | spin_lock_init(&qfbdev->delayed_ops_lock); |
| 397 | INIT_LIST_HEAD(&qfbdev->delayed_ops); |
Thierry Reding | 10a2310 | 2014-06-27 17:19:24 +0200 | [diff] [blame] | 398 | |
| 399 | drm_fb_helper_prepare(qdev->ddev, &qfbdev->helper, |
| 400 | &qxl_fb_helper_funcs); |
| 401 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 402 | ret = drm_fb_helper_init(qdev->ddev, &qfbdev->helper, |
Dave Airlie | 07f8d9b | 2013-07-02 06:37:13 +0100 | [diff] [blame] | 403 | qxl_num_crtc /* num_crtc - QXL supports just 1 */, |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 404 | QXLFB_CONN_LIMIT); |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 405 | if (ret) |
| 406 | goto free; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 407 | |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 408 | ret = drm_fb_helper_single_add_all_connectors(&qfbdev->helper); |
| 409 | if (ret) |
| 410 | goto fini; |
| 411 | |
| 412 | ret = drm_fb_helper_initial_config(&qfbdev->helper, bpp_sel); |
| 413 | if (ret) |
| 414 | goto fini; |
| 415 | |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 416 | return 0; |
Thierry Reding | 01934c2 | 2014-12-19 11:21:32 +0100 | [diff] [blame] | 417 | |
| 418 | fini: |
| 419 | drm_fb_helper_fini(&qfbdev->helper); |
| 420 | free: |
| 421 | kfree(qfbdev); |
| 422 | return ret; |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 423 | } |
| 424 | |
| 425 | void qxl_fbdev_fini(struct qxl_device *qdev) |
| 426 | { |
| 427 | if (!qdev->mode_info.qfbdev) |
| 428 | return; |
| 429 | |
| 430 | qxl_fbdev_destroy(qdev->ddev, qdev->mode_info.qfbdev); |
| 431 | kfree(qdev->mode_info.qfbdev); |
| 432 | qdev->mode_info.qfbdev = NULL; |
| 433 | } |
| 434 | |
Dave Airlie | b86487a | 2013-07-04 14:59:34 +1000 | [diff] [blame] | 435 | void qxl_fbdev_set_suspend(struct qxl_device *qdev, int state) |
| 436 | { |
Archit Taneja | e7cd84c | 2015-07-22 14:58:13 +0530 | [diff] [blame] | 437 | drm_fb_helper_set_suspend(&qdev->mode_info.qfbdev->helper, state); |
Dave Airlie | b86487a | 2013-07-04 14:59:34 +1000 | [diff] [blame] | 438 | } |
Dave Airlie | f64122c | 2013-02-25 14:47:55 +1000 | [diff] [blame] | 439 | |
Dave Airlie | b86487a | 2013-07-04 14:59:34 +1000 | [diff] [blame] | 440 | bool qxl_fbdev_qobj_is_fb(struct qxl_device *qdev, struct qxl_bo *qobj) |
| 441 | { |
| 442 | if (qobj == gem_to_qxl_bo(qdev->mode_info.qfbdev->qfb.obj)) |
| 443 | return true; |
| 444 | return false; |
| 445 | } |