xorg_output.c revision 5f8f14e5ca994461c54ba547f6371c2f71474425 
1/*
2 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 *
26 * Author: Alan Hourihane <alanh@tungstengraphics.com>
27 * Author: Jakob Bornecrantz <wallbraker@gmail.com>
28 *
29 */
30
31#include "xorg-server.h"
32#include <xf86.h>
33#include <xf86i2c.h>
34#include <xf86Crtc.h>
35#include <errno.h>
36#include <fcntl.h>
37#include <unistd.h>
38#include <stdio.h>
39#include <stdlib.h>
40#include <stdint.h>
41#include <string.h>
42#include <sys/stat.h>
43#include <sys/types.h>
44
45#ifdef HAVE_XEXTPROTO_71
46#include <X11/extensions/dpmsconst.h>
47#else
48#define DPMS_SERVER
49#include <X11/extensions/dpms.h>
50#endif
51
52#include "X11/Xatom.h"
53
54#include "xorg_tracker.h"
55
56static char *connector_enum_list[] = {
57    "Unknown",
58    "VGA",
59    "DVI",
60    "DVI",
61    "DVI",
62    "Composite",
63    "SVIDEO",
64    "LVDS",
65    "CTV",
66    "DIN",
67    "DP",
68    "HDMI",
69    "HDMI",
70};
71
72static void
73create_resources(xf86OutputPtr output)
74{
75#ifdef RANDR_12_INTERFACE
76#endif /* RANDR_12_INTERFACE */
77}
78
79static void
80dpms(xf86OutputPtr output, int mode)
81{
82}
83
84static xf86OutputStatus
85detect(xf86OutputPtr output)
86{
87    drmModeConnectorPtr drm_connector = output->driver_private;
88
89    switch (drm_connector->connection) {
90    case DRM_MODE_CONNECTED:
91	return XF86OutputStatusConnected;
92    case DRM_MODE_DISCONNECTED:
93	return XF86OutputStatusDisconnected;
94    default:
95	return XF86OutputStatusUnknown;
96    }
97}
98
99static DisplayModePtr
100get_modes(xf86OutputPtr output)
101{
102    drmModeConnectorPtr drm_connector = output->driver_private;
103    drmModeModeInfoPtr drm_mode = NULL;
104    DisplayModePtr modes = NULL, mode = NULL;
105    int i;
106
107    for (i = 0; i < drm_connector->count_modes; i++) {
108	drm_mode = &drm_connector->modes[i];
109	if (drm_mode) {
110	    mode = xcalloc(1, sizeof(DisplayModeRec));
111	    if (!mode)
112		continue;
113	    mode->type = 0;
114	    mode->Clock = drm_mode->clock;
115	    mode->HDisplay = drm_mode->hdisplay;
116	    mode->HSyncStart = drm_mode->hsync_start;
117	    mode->HSyncEnd = drm_mode->hsync_end;
118	    mode->HTotal = drm_mode->htotal;
119	    mode->VDisplay = drm_mode->vdisplay;
120	    mode->VSyncStart = drm_mode->vsync_start;
121	    mode->VSyncEnd = drm_mode->vsync_end;
122	    mode->VTotal = drm_mode->vtotal;
123	    mode->Flags = drm_mode->flags;
124	    mode->HSkew = drm_mode->hskew;
125	    mode->VScan = drm_mode->vscan;
126	    mode->VRefresh = xf86ModeVRefresh(mode);
127	    mode->Private = (void *)drm_mode;
128	    xf86SetModeDefaultName(mode);
129	    modes = xf86ModesAdd(modes, mode);
130	    xf86PrintModeline(0, mode);
131	}
132    }
133
134    return modes;
135}
136
137static int
138mode_valid(xf86OutputPtr output, DisplayModePtr pMode)
139{
140    return MODE_OK;
141}
142
143#ifdef RANDR_12_INTERFACE
144static Bool
145set_property(xf86OutputPtr output, Atom property, RRPropertyValuePtr value)
146{
147    return TRUE;
148}
149#endif /* RANDR_12_INTERFACE */
150
151#ifdef RANDR_13_INTERFACE
152static Bool
153get_property(xf86OutputPtr output, Atom property)
154{
155    return TRUE;
156}
157#endif /* RANDR_13_INTERFACE */
158
159static void
160destroy(xf86OutputPtr output)
161{
162    drmModeFreeConnector(output->driver_private);
163}
164
165static const xf86OutputFuncsRec output_funcs = {
166    .create_resources = create_resources,
167#ifdef RANDR_12_INTERFACE
168    .set_property = set_property,
169#endif
170#ifdef RANDR_13_INTERFACE
171    .get_property = get_property,
172#endif
173    .dpms = dpms,
174    .detect = detect,
175
176    .get_modes = get_modes,
177    .mode_valid = mode_valid,
178    .destroy = destroy,
179};
180
181void
182output_init(ScrnInfoPtr pScrn)
183{
184    modesettingPtr ms = modesettingPTR(pScrn);
185    xf86OutputPtr output;
186    drmModeResPtr res;
187    drmModeConnectorPtr drm_connector = NULL;
188    drmModeEncoderPtr drm_encoder = NULL;
189    char name[32];
190    int c, v, p;
191
192    res = drmModeGetResources(ms->fd);
193    if (res == 0) {
194	DRV_ERROR("Failed drmModeGetResources\n");
195	return;
196    }
197
198    for (c = 0; c < res->count_connectors; c++) {
199	drm_connector = drmModeGetConnector(ms->fd, res->connectors[c]);
200	if (!drm_connector)
201	    goto out;
202
203#if 0
204	for (p = 0; p < drm_connector->count_props; p++) {
205	    drmModePropertyPtr prop;
206
207	    prop = drmModeGetProperty(ms->fd, drm_connector->props[p]);
208
209	    name = NULL;
210	    if (prop) {
211		ErrorF("VALUES %d\n", prop->count_values);
212
213		for (v = 0; v < prop->count_values; v++)
214		    ErrorF("%s %lld\n", prop->name, prop->values[v]);
215	    }
216	}
217#else
218	(void)p;
219	(void)v;
220#endif
221
222	snprintf(name, 32, "%s%d",
223		 connector_enum_list[drm_connector->connector_type],
224		 drm_connector->connector_type_id);
225
226
227	output = xf86OutputCreate(pScrn, &output_funcs, name);
228	if (!output)
229	    continue;
230
231	drm_encoder = drmModeGetEncoder(ms->fd, drm_connector->encoders[0]);
232	if (drm_encoder) {
233	    output->possible_crtcs = drm_encoder->possible_crtcs;
234	    output->possible_clones = drm_encoder->possible_clones;
235	} else {
236	    output->possible_crtcs = 0;
237	    output->possible_clones = 0;
238	}
239	output->driver_private = drm_connector;
240	output->subpixel_order = SubPixelHorizontalRGB;
241	output->interlaceAllowed = FALSE;
242	output->doubleScanAllowed = FALSE;
243    }
244
245  out:
246    drmModeFreeResources(res);
247}
248
249/* vim: set sw=4 ts=8 sts=4: */
250