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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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4cf9f24db3
Use dev_printk() when possible to make messages more useful. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*
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* Minimalist driver for a generic PCI-to-EISA bridge.
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*
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* (C) 2003 Marc Zyngier <maz@wild-wind.fr.eu.org>
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*
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* This code is released under the GPL version 2.
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*
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* Ivan Kokshaysky <ink@jurassic.park.msu.ru> :
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* Generalisation from i82375 to PCI_CLASS_BRIDGE_EISA.
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*/
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#include <linux/kernel.h>
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#include <linux/device.h>
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#include <linux/eisa.h>
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#include <linux/pci.h>
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#include <linux/module.h>
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#include <linux/init.h>
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/* There is only *one* pci_eisa device per machine, right ? */
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static struct eisa_root_device pci_eisa_root;
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static int __init pci_eisa_init(struct pci_dev *pdev,
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const struct pci_device_id *ent)
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{
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int rc;
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if ((rc = pci_enable_device (pdev))) {
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dev_err(&pdev->dev, "Could not enable device\n");
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return rc;
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}
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pci_eisa_root.dev = &pdev->dev;
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pci_eisa_root.res = pdev->bus->resource[0];
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pci_eisa_root.bus_base_addr = pdev->bus->resource[0]->start;
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pci_eisa_root.slots = EISA_MAX_SLOTS;
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pci_eisa_root.dma_mask = pdev->dma_mask;
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dev_set_drvdata(pci_eisa_root.dev, &pci_eisa_root);
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if (eisa_root_register (&pci_eisa_root)) {
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dev_err(&pdev->dev, "Could not register EISA root\n");
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return -1;
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}
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return 0;
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}
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static struct pci_device_id pci_eisa_pci_tbl[] = {
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{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
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PCI_CLASS_BRIDGE_EISA << 8, 0xffff00, 0 },
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{ 0, }
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};
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static struct pci_driver __refdata pci_eisa_driver = {
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.name = "pci_eisa",
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.id_table = pci_eisa_pci_tbl,
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.probe = pci_eisa_init,
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};
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static int __init pci_eisa_init_module (void)
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{
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return pci_register_driver (&pci_eisa_driver);
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}
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device_initcall(pci_eisa_init_module);
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MODULE_DEVICE_TABLE(pci, pci_eisa_pci_tbl);
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