summaryrefslogtreecommitdiff
path: root/src/gallium/targets/xorg-r300/xorg.c
blob: 933bfb8a07c7b7b8f373026e88a8db33b0a269ee (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
/*
 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 *
 * Author: Alan Hourihane <alanh@tungstengraphics.com>
 * Author: Jakob Bornecrantz <wallbraker@gmail.com>
 * Author: Corbin Simpson <MostAwesomedude@gmail.com>
 *
 */

#include "../../state_trackers/xorg/xorg_winsys.h"

static void r300_xorg_identify(int flags);
static Bool r300_xorg_pci_probe(DriverPtr driver,
				 int entity_num,
				 struct pci_device *device,
				 intptr_t match_data);

static const struct pci_id_match r300_xorg_device_match[] = {
    {0x1002, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0, 0},
    {0, 0, 0},
};

static SymTabRec r300_xorg_chipsets[] = {
    {PCI_MATCH_ANY, "ATI R300 Graphics Chipset"},
    {-1, NULL}
};

static PciChipsets r300_xorg_pci_devices[] = {
    {PCI_MATCH_ANY, PCI_MATCH_ANY, NULL},
    {-1, -1, NULL}
};

static XF86ModuleVersionInfo r300_xorg_version = {
    "r300",
    MODULEVENDORSTRING,
    MODINFOSTRING1,
    MODINFOSTRING2,
    XORG_VERSION_CURRENT,
    0, 1, 0, /* major, minor, patch */
    ABI_CLASS_VIDEODRV,
    ABI_VIDEODRV_VERSION,
    MOD_CLASS_VIDEODRV,
    {0, 0, 0, 0}
};

/*
 * Xorg driver exported structures
 */

_X_EXPORT DriverRec r300_driver = {
    1,
    "r300",
    r300_xorg_identify,
    NULL,
    xorg_tracker_available_options,
    NULL,
    0,
    NULL,
    r300_xorg_device_match,
    r300_xorg_pci_probe
};

static MODULESETUPPROTO(r300_xorg_setup);

_X_EXPORT XF86ModuleData r300ModuleData = {
    &r300_xorg_version,
    r300_xorg_setup,
    NULL
};

/*
 * Xorg driver functions
 */

static pointer
r300_xorg_setup(pointer module, pointer opts, int *errmaj, int *errmin)
{
    static Bool setupDone = 0;

    /* This module should be loaded only once, but check to be sure.
     */
    if (!setupDone) {
	setupDone = 1;
	xf86AddDriver(&r300_driver, module, HaveDriverFuncs);

	/*
	 * The return value must be non-NULL on success even though there
	 * is no TearDownProc.
	 */
	return (pointer) 1;
    } else {
	if (errmaj)
	    *errmaj = LDR_ONCEONLY;
	return NULL;
    }
}

static void
r300_xorg_identify(int flags)
{
    xf86PrintChipsets("r300", "Driver for Radeon Gallium with KMS",
		      r300_xorg_chipsets);
}

static Bool
r300_xorg_pci_probe(DriverPtr driver,
	  int entity_num, struct pci_device *device, intptr_t match_data)
{
    ScrnInfoPtr scrn = NULL;
    EntityInfoPtr entity;

    scrn = xf86ConfigPciEntity(scrn, 0, entity_num, r300_xorg_pci_devices,
			       NULL, NULL, NULL, NULL, NULL);
    if (scrn != NULL) {
	scrn->driverVersion = 1;
	scrn->driverName = "r300";
	scrn->name = "r300";
	scrn->Probe = NULL;

	entity = xf86GetEntityInfo(entity_num);

	/* Use all the functions from the xorg tracker */
	xorg_tracker_set_functions(scrn);
    }
    return scrn != NULL;
}