/*
* Copyright 2003 Jos é Fonseca .
* Copyright 2003 Leif Delgass .
* 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 , sublicense ,
* 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 NONINFRINGEMENT . IN NO EVENT SHALL THE
* AUTHORS 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 .
*/
#include <linux/dma-mapping.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <drm/drm_auth.h>
#include <drm/drm.h>
#include <drm/drm_drv.h>
#include <drm/drm_print.h>
#include "drm_internal.h"
static int drm_get_pci_domain(struct drm_device *dev)
{
#ifndef __alpha__
/* For historical reasons, drm_get_pci_domain() is busticated
* on most archs and has to remain so for userspace interface
* < 1 . 4 , except on alpha which was right from the beginning
*/
if (dev->if_version < 0 x10004)
return 0 ;
#endif /* __alpha__ */
return pci_domain_nr(to_pci_dev(dev->dev)->bus);
}
int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master)
{
struct pci_dev *pdev = to_pci_dev(dev->dev);
master->unique = kasprintf(GFP_KERNEL, "pci:%04x:%02x:%02x.%d" ,
drm_get_pci_domain(dev),
pdev->bus->number,
PCI_SLOT(pdev->devfn),
PCI_FUNC(pdev->devfn));
if (!master->unique)
return -ENOMEM;
master->unique_len = strlen(master->unique);
return 0 ;
}
Messung V0.5 in Prozent C=96 H=100 G=97
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-09-28)
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