1 | /* |
2 | * Copyright 2013 Red Hat Inc. |
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 shall be included in |
12 | * all copies or substantial portions of the Software. |
13 | * |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
20 | * OTHER DEALINGS IN THE SOFTWARE. |
21 | * |
22 | * Authors: Dave Airlie |
23 | * Alon Levy |
24 | */ |
25 | |
26 | #include "qxl_drv.h" |
27 | #include "qxl_object.h" |
28 | |
29 | /* dumb ioctls implementation */ |
30 | |
31 | int qxl_mode_dumb_create(struct drm_file *file_priv, |
32 | struct drm_device *dev, |
33 | struct drm_mode_create_dumb *args) |
34 | { |
35 | struct qxl_device *qdev = to_qxl(dev); |
36 | struct qxl_bo *qobj; |
37 | struct drm_gem_object *gobj; |
38 | uint32_t handle; |
39 | int r; |
40 | struct qxl_surface surf; |
41 | uint32_t pitch, format; |
42 | |
43 | pitch = args->width * ((args->bpp + 1) / 8); |
44 | args->size = pitch * args->height; |
45 | args->size = ALIGN(args->size, PAGE_SIZE); |
46 | |
47 | switch (args->bpp) { |
48 | case 16: |
49 | format = SPICE_SURFACE_FMT_16_565; |
50 | break; |
51 | case 32: |
52 | format = SPICE_SURFACE_FMT_32_xRGB; |
53 | break; |
54 | default: |
55 | return -EINVAL; |
56 | } |
57 | |
58 | surf.width = args->width; |
59 | surf.height = args->height; |
60 | surf.stride = pitch; |
61 | surf.format = format; |
62 | surf.data = 0; |
63 | |
64 | r = qxl_gem_object_create_with_handle(qdev, file_priv, |
65 | QXL_GEM_DOMAIN_CPU, |
66 | size: args->size, surf: &surf, gobj: &gobj, |
67 | handle: &handle); |
68 | if (r) |
69 | return r; |
70 | qobj = gem_to_qxl_bo(gobj); |
71 | qobj->is_dumb = true; |
72 | drm_gem_object_put(obj: gobj); |
73 | args->pitch = pitch; |
74 | args->handle = handle; |
75 | return 0; |
76 | } |
77 | |