1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /******************************************************************************* 3 4 AudioScience HPI driver 5 Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> 6 7 8 Linux HPI ioctl, and shared module init functions 9 *******************************************************************************/ 10 11 int asihpi_adapter_probe(struct pci_dev *pci_dev, 12 const struct pci_device_id *pci_id); 13 void asihpi_adapter_remove(struct pci_dev *pci_dev); 14 void __init asihpi_init(void); 15 void __exit asihpi_exit(void); 16 17 int asihpi_hpi_release(struct file *file); 18 19 long asihpi_hpi_ioctl(struct file *file, unsigned int cmd, unsigned long arg); 20 21 /* This is called from hpifunc.c functions, called by ALSA 22 * (or other kernel process) In this case there is no file descriptor 23 * available for the message cache code 24 */ 25 void hpi_send_recv(struct hpi_message *phm, struct hpi_response *phr); 26 27 #define HOWNER_KERNEL ((void *)-1) 28
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