cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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fdomain_pci.c (1438B)

      1// SPDX-License-Identifier: GPL-2.0
      2
      3#include <linux/module.h>
      4#include <linux/pci.h>
      5#include "fdomain.h"
      6
      7static int fdomain_pci_probe(struct pci_dev *pdev,
      8			     const struct pci_device_id *d)
      9{
     10	int err;
     11	struct Scsi_Host *sh;
     12
     13	err = pci_enable_device(pdev);
     14	if (err)
     15		goto fail;
     16
     17	err = pci_request_regions(pdev, "fdomain_pci");
     18	if (err)
     19		goto disable_device;
     20
     21	err = -ENODEV;
     22	if (pci_resource_len(pdev, 0) == 0)
     23		goto release_region;
     24
     25	sh = fdomain_create(pci_resource_start(pdev, 0), pdev->irq, 7,
     26			    &pdev->dev);
     27	if (!sh)
     28		goto release_region;
     29
     30	pci_set_drvdata(pdev, sh);
     31	return 0;
     32
     33release_region:
     34	pci_release_regions(pdev);
     35disable_device:
     36	pci_disable_device(pdev);
     37fail:
     38	return err;
     39}
     40
     41static void fdomain_pci_remove(struct pci_dev *pdev)
     42{
     43	struct Scsi_Host *sh = pci_get_drvdata(pdev);
     44
     45	fdomain_destroy(sh);
     46	pci_release_regions(pdev);
     47	pci_disable_device(pdev);
     48}
     49
     50static struct pci_device_id fdomain_pci_table[] = {
     51	{ PCI_DEVICE(PCI_VENDOR_ID_FD, PCI_DEVICE_ID_FD_36C70) },
     52	{}
     53};
     54MODULE_DEVICE_TABLE(pci, fdomain_pci_table);
     55
     56static struct pci_driver fdomain_pci_driver = {
     57	.name		= "fdomain_pci",
     58	.id_table	= fdomain_pci_table,
     59	.probe		= fdomain_pci_probe,
     60	.remove		= fdomain_pci_remove,
     61	.driver.pm	= FDOMAIN_PM_OPS,
     62};
     63
     64module_pci_driver(fdomain_pci_driver);
     65
     66MODULE_AUTHOR("Ondrej Zary, Rickard E. Faith");
     67MODULE_DESCRIPTION("Future Domain TMC-3260 PCI SCSI driver");
     68MODULE_LICENSE("GPL");