Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
29 lines
607 B
C
29 lines
607 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* PCI Endpoint *Function* side MSI header file
|
|
*
|
|
* Copyright (C) 2024 NXP
|
|
* Author: Frank Li <Frank.Li@nxp.com>
|
|
*/
|
|
|
|
#ifndef __PCI_EP_MSI__
|
|
#define __PCI_EP_MSI__
|
|
|
|
struct pci_epf;
|
|
|
|
#ifdef CONFIG_PCI_ENDPOINT_MSI_DOORBELL
|
|
int pci_epf_alloc_doorbell(struct pci_epf *epf, u16 nums);
|
|
void pci_epf_free_doorbell(struct pci_epf *epf);
|
|
#else
|
|
static inline int pci_epf_alloc_doorbell(struct pci_epf *epf, u16 nums)
|
|
{
|
|
return -ENODATA;
|
|
}
|
|
|
|
static inline void pci_epf_free_doorbell(struct pci_epf *epf)
|
|
{
|
|
}
|
|
#endif /* CONFIG_GENERIC_MSI_IRQ */
|
|
|
|
#endif /* __PCI_EP_MSI__ */
|