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/*
* 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>
*
*/
#include "../../state_trackers/xorg/xorg_winsys.h"
#include <nouveau.h>
#include <xf86drmMode.h>
static void nouveau_xorg_identify(int flags);
static Bool nouveau_xorg_pci_probe(DriverPtr driver, int entity_num,
struct pci_device *device,
intptr_t match_data);
static const struct pci_id_match nouveau_xorg_device_match[] = {
{ 0x10de, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY,
0x00030000, 0x00ffffff, 0 },
{0, 0, 0},
};
static PciChipsets nouveau_xorg_pci_devices[] = {
{PCI_MATCH_ANY, PCI_MATCH_ANY, NULL},
{-1, -1, NULL}
};
static XF86ModuleVersionInfo nouveau_xorg_version = {
"nouveau2",
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 nouveau2 = {
1,
"nouveau2",
nouveau_xorg_identify,
NULL,
xorg_tracker_available_options,
NULL,
0,
NULL,
nouveau_xorg_device_match,
nouveau_xorg_pci_probe
};
static MODULESETUPPROTO(nouveau_xorg_setup);
_X_EXPORT XF86ModuleData nouveau2ModuleData = {
&nouveau_xorg_version,
nouveau_xorg_setup,
NULL
};
/*
* Xorg driver functions
*/
static pointer
nouveau_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(&nouveau2, 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
nouveau_xorg_identify(int flags)
{
xf86DrvMsg(0, X_INFO, "nouveau2: Gallium3D based 2D driver for NV30+ NVIDIA chipsets\n");
}
static Bool
nouveau_xorg_pci_probe(DriverPtr driver,
int entity_num, struct pci_device *device, intptr_t match_data)
{
ScrnInfoPtr scrn = NULL;
struct nouveau_device *dev = NULL;
char *busid;
int chipset, ret;
busid = malloc(64);
if (!busid)
return FALSE;
sprintf(busid, "pci:%04x:%02x:%02x.%d",
device->domain, device->bus,
device->dev, device->func);
ret = drmCheckModesettingSupported(busid);
if (ret) {
xf86DrvMsg(-1, X_ERROR, "[drm] KMS not enabled\n");
free(busid);
return FALSE;
}
ret = nouveau_device_open(busid, &dev);
free(busid);
if (ret) {
xf86DrvMsg(-1, X_ERROR, "[drm] failed to open device\n");
return FALSE;
}
chipset = dev->chipset;
nouveau_device_del(&dev);
switch (chipset & 0xf0) {
case 0x00:
case 0x10:
case 0x20:
xf86DrvMsg(-1, X_NOTICE, "Too old chipset: NV%02x\n", chipset);
return FALSE;
case 0x30:
case 0x40:
case 0x60:
case 0x50:
case 0x80:
case 0x90:
case 0xa0:
case 0xc0:
case 0xd0:
case 0xe0:
case 0xf0:
xf86DrvMsg(-1, X_INFO, "Detected chipset: NV%02x\n", chipset);
break;
default:
xf86DrvMsg(-1, X_ERROR, "Unknown chipset: NV%02x\n", chipset);
return FALSE;
}
scrn = xf86ConfigPciEntity(scrn, 0, entity_num, nouveau_xorg_pci_devices,
NULL, NULL, NULL, NULL, NULL);
if (scrn != NULL) {
scrn->driverVersion = 1;
scrn->driverName = "nouveau";
scrn->name = "nouveau2";
scrn->Probe = NULL;
/* Use all the functions from the xorg tracker */
xorg_tracker_set_functions(scrn);
}
return scrn != NULL;
}
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