Commit | Line | Data |
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9e8be272 LP |
1 | /* |
2 | * rcar_du_vgacon.c -- R-Car Display Unit VGA Connector | |
3 | * | |
36d50464 | 4 | * Copyright (C) 2013-2014 Renesas Electronics Corporation |
9e8be272 LP |
5 | * |
6 | * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | */ | |
13 | ||
14 | #include <drm/drmP.h> | |
3e8da87d | 15 | #include <drm/drm_atomic_helper.h> |
9e8be272 LP |
16 | #include <drm/drm_crtc.h> |
17 | #include <drm/drm_crtc_helper.h> | |
18 | ||
19 | #include "rcar_du_drv.h" | |
6978f123 | 20 | #include "rcar_du_encoder.h" |
9e8be272 LP |
21 | #include "rcar_du_kms.h" |
22 | #include "rcar_du_vgacon.h" | |
23 | ||
24 | static int rcar_du_vga_connector_get_modes(struct drm_connector *connector) | |
25 | { | |
26 | return 0; | |
27 | } | |
28 | ||
9e8be272 LP |
29 | static const struct drm_connector_helper_funcs connector_helper_funcs = { |
30 | .get_modes = rcar_du_vga_connector_get_modes, | |
9e8be272 LP |
31 | }; |
32 | ||
9e8be272 LP |
33 | static enum drm_connector_status |
34 | rcar_du_vga_connector_detect(struct drm_connector *connector, bool force) | |
35 | { | |
3864c6f4 | 36 | return connector_status_connected; |
9e8be272 LP |
37 | } |
38 | ||
39 | static const struct drm_connector_funcs connector_funcs = { | |
f3483232 | 40 | .dpms = drm_atomic_helper_connector_dpms, |
3e8da87d | 41 | .reset = drm_atomic_helper_connector_reset, |
9e8be272 LP |
42 | .detect = rcar_du_vga_connector_detect, |
43 | .fill_modes = drm_helper_probe_single_connector_modes, | |
c1d4b38c | 44 | .destroy = drm_connector_cleanup, |
3e8da87d LP |
45 | .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, |
46 | .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, | |
9e8be272 LP |
47 | }; |
48 | ||
49 | int rcar_du_vga_connector_init(struct rcar_du_device *rcdu, | |
50 | struct rcar_du_encoder *renc) | |
51 | { | |
4b96b70c | 52 | struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(renc); |
9e8be272 LP |
53 | struct rcar_du_connector *rcon; |
54 | struct drm_connector *connector; | |
55 | int ret; | |
56 | ||
57 | rcon = devm_kzalloc(rcdu->dev, sizeof(*rcon), GFP_KERNEL); | |
58 | if (rcon == NULL) | |
59 | return -ENOMEM; | |
60 | ||
61 | connector = &rcon->connector; | |
62 | connector->display_info.width_mm = 0; | |
63 | connector->display_info.height_mm = 0; | |
906eff7f | 64 | connector->interlace_allowed = true; |
9e8be272 LP |
65 | |
66 | ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs, | |
67 | DRM_MODE_CONNECTOR_VGA); | |
68 | if (ret < 0) | |
69 | return ret; | |
70 | ||
71 | drm_connector_helper_add(connector, &connector_helper_funcs); | |
9e8be272 | 72 | |
f3483232 | 73 | connector->dpms = DRM_MODE_DPMS_OFF; |
9e8be272 LP |
74 | drm_object_property_set_value(&connector->base, |
75 | rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF); | |
76 | ||
4b96b70c | 77 | ret = drm_mode_connector_attach_encoder(connector, encoder); |
9e8be272 LP |
78 | if (ret < 0) |
79 | return ret; | |
80 | ||
9e8be272 LP |
81 | return 0; |
82 | } |