]>
Commit | Line | Data |
---|---|---|
7fd56e02 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
854502fa RS |
2 | |
3 | #include "vkms_drv.h" | |
4 | #include <drm/drm_crtc_helper.h> | |
d1648930 | 5 | #include <drm/drm_atomic_helper.h> |
854502fa RS |
6 | |
7 | static void vkms_connector_destroy(struct drm_connector *connector) | |
8 | { | |
9 | drm_connector_unregister(connector); | |
10 | drm_connector_cleanup(connector); | |
11 | } | |
12 | ||
13 | static const struct drm_connector_funcs vkms_connector_funcs = { | |
14 | .fill_modes = drm_helper_probe_single_connector_modes, | |
15 | .destroy = vkms_connector_destroy, | |
d1648930 RS |
16 | .reset = drm_atomic_helper_connector_reset, |
17 | .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, | |
18 | .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, | |
854502fa RS |
19 | }; |
20 | ||
21 | static const struct drm_encoder_funcs vkms_encoder_funcs = { | |
22 | .destroy = drm_encoder_cleanup, | |
23 | }; | |
24 | ||
d1648930 RS |
25 | static int vkms_conn_get_modes(struct drm_connector *connector) |
26 | { | |
27 | int count; | |
28 | ||
29 | count = drm_add_modes_noedid(connector, XRES_MAX, YRES_MAX); | |
30 | drm_set_preferred_mode(connector, XRES_DEF, YRES_DEF); | |
31 | ||
32 | return count; | |
33 | } | |
34 | ||
35 | static const struct drm_connector_helper_funcs vkms_conn_helper_funcs = { | |
36 | .get_modes = vkms_conn_get_modes, | |
37 | }; | |
38 | ||
854502fa RS |
39 | int vkms_output_init(struct vkms_device *vkmsdev) |
40 | { | |
41 | struct vkms_output *output = &vkmsdev->output; | |
42 | struct drm_device *dev = &vkmsdev->drm; | |
43 | struct drm_connector *connector = &output->connector; | |
44 | struct drm_encoder *encoder = &output->encoder; | |
45 | struct drm_crtc *crtc = &output->crtc; | |
c27d931d | 46 | struct drm_plane *primary, *cursor = NULL; |
854502fa RS |
47 | int ret; |
48 | ||
c27d931d | 49 | primary = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_PRIMARY); |
854502fa RS |
50 | if (IS_ERR(primary)) |
51 | return PTR_ERR(primary); | |
52 | ||
b8789ea7 HM |
53 | if (enable_cursor) { |
54 | cursor = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_CURSOR); | |
55 | if (IS_ERR(cursor)) { | |
56 | ret = PTR_ERR(cursor); | |
57 | goto err_cursor; | |
58 | } | |
c27d931d HM |
59 | } |
60 | ||
61 | ret = vkms_crtc_init(dev, crtc, primary, cursor); | |
854502fa RS |
62 | if (ret) |
63 | goto err_crtc; | |
64 | ||
65 | ret = drm_connector_init(dev, connector, &vkms_connector_funcs, | |
66 | DRM_MODE_CONNECTOR_VIRTUAL); | |
67 | if (ret) { | |
68 | DRM_ERROR("Failed to init connector\n"); | |
69 | goto err_connector; | |
70 | } | |
71 | ||
d1648930 RS |
72 | drm_connector_helper_add(connector, &vkms_conn_helper_funcs); |
73 | ||
854502fa RS |
74 | ret = drm_connector_register(connector); |
75 | if (ret) { | |
76 | DRM_ERROR("Failed to register connector\n"); | |
77 | goto err_connector_register; | |
78 | } | |
79 | ||
80 | ret = drm_encoder_init(dev, encoder, &vkms_encoder_funcs, | |
81 | DRM_MODE_ENCODER_VIRTUAL, NULL); | |
82 | if (ret) { | |
83 | DRM_ERROR("Failed to init encoder\n"); | |
84 | goto err_encoder; | |
85 | } | |
86 | encoder->possible_crtcs = 1; | |
87 | ||
cde4c44d | 88 | ret = drm_connector_attach_encoder(connector, encoder); |
854502fa RS |
89 | if (ret) { |
90 | DRM_ERROR("Failed to attach connector to encoder\n"); | |
91 | goto err_attach; | |
92 | } | |
93 | ||
94 | drm_mode_config_reset(dev); | |
95 | ||
96 | return 0; | |
97 | ||
98 | err_attach: | |
99 | drm_encoder_cleanup(encoder); | |
100 | ||
101 | err_encoder: | |
102 | drm_connector_unregister(connector); | |
103 | ||
104 | err_connector_register: | |
105 | drm_connector_cleanup(connector); | |
106 | ||
107 | err_connector: | |
108 | drm_crtc_cleanup(crtc); | |
109 | ||
110 | err_crtc: | |
b8789ea7 HM |
111 | if (enable_cursor) |
112 | drm_plane_cleanup(cursor); | |
c27d931d HM |
113 | |
114 | err_cursor: | |
854502fa | 115 | drm_plane_cleanup(primary); |
c27d931d | 116 | |
854502fa RS |
117 | return ret; |
118 | } |