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111 lines
2.3 KiB
111 lines
2.3 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Copyright (c) 2001 Vojtech Pavlik |
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*/ |
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/* |
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* EMU10k1 - SB Live / Audigy - gameport driver for Linux |
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*/ |
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/* |
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*/ |
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#include <asm/io.h> |
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#include <linux/module.h> |
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#include <linux/ioport.h> |
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#include <linux/gameport.h> |
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#include <linux/slab.h> |
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#include <linux/pci.h> |
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MODULE_AUTHOR("Vojtech Pavlik <[email protected]>"); |
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MODULE_DESCRIPTION("EMU10k1 gameport driver"); |
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MODULE_LICENSE("GPL"); |
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struct emu { |
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struct pci_dev *dev; |
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struct gameport *gameport; |
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int io; |
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int size; |
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}; |
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static const struct pci_device_id emu_tbl[] = { |
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{ 0x1102, 0x7002, PCI_ANY_ID, PCI_ANY_ID }, /* SB Live gameport */ |
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{ 0x1102, 0x7003, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy gameport */ |
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{ 0x1102, 0x7004, PCI_ANY_ID, PCI_ANY_ID }, /* Dell SB Live */ |
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{ 0x1102, 0x7005, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy LS gameport */ |
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{ 0, } |
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}; |
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MODULE_DEVICE_TABLE(pci, emu_tbl); |
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static int emu_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
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{ |
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struct emu *emu; |
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struct gameport *port; |
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int error; |
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emu = kzalloc(sizeof(struct emu), GFP_KERNEL); |
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port = gameport_allocate_port(); |
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if (!emu || !port) { |
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printk(KERN_ERR "emu10k1-gp: Memory allocation failed\n"); |
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error = -ENOMEM; |
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goto err_out_free; |
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} |
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error = pci_enable_device(pdev); |
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if (error) |
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goto err_out_free; |
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emu->io = pci_resource_start(pdev, 0); |
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emu->size = pci_resource_len(pdev, 0); |
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emu->dev = pdev; |
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emu->gameport = port; |
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gameport_set_name(port, "EMU10K1"); |
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gameport_set_phys(port, "pci%s/gameport0", pci_name(pdev)); |
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port->dev.parent = &pdev->dev; |
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port->io = emu->io; |
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if (!request_region(emu->io, emu->size, "emu10k1-gp")) { |
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printk(KERN_ERR "emu10k1-gp: unable to grab region 0x%x-0x%x\n", |
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emu->io, emu->io + emu->size - 1); |
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error = -EBUSY; |
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goto err_out_disable_dev; |
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} |
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pci_set_drvdata(pdev, emu); |
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gameport_register_port(port); |
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return 0; |
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err_out_disable_dev: |
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pci_disable_device(pdev); |
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err_out_free: |
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gameport_free_port(port); |
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kfree(emu); |
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return error; |
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} |
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static void emu_remove(struct pci_dev *pdev) |
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{ |
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struct emu *emu = pci_get_drvdata(pdev); |
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gameport_unregister_port(emu->gameport); |
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release_region(emu->io, emu->size); |
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kfree(emu); |
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pci_disable_device(pdev); |
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} |
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static struct pci_driver emu_driver = { |
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.name = "Emu10k1_gameport", |
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.id_table = emu_tbl, |
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.probe = emu_probe, |
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.remove = emu_remove, |
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}; |
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module_pci_driver(emu_driver);
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