i7300_idle: remove unused file

i7300_idle.h is not being called by any source file and contains calls to
pci_get_bus_and_slot() that we are trying to deprecate. Remove unused file.
Signed-off-by: Sinan Kaya <okaya@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

include/linux/i7300_idle.h

-/* SPDX-License-Identifier: GPL-2.0 */
-
-#ifndef I7300_IDLE_H
-#define I7300_IDLE_H
-
-#include <linux/pci.h>
-
-/*
- * I/O AT controls (PCI bus 0 device 8 function 0)
- * DIMM controls (PCI bus 0 device 16 function 1)
- */
-#define IOAT_BUS 0
-#define IOAT_DEVFN PCI_DEVFN(8, 0)
-#define MEMCTL_BUS 0
-#define MEMCTL_DEVFN PCI_DEVFN(16, 1)
-
-struct fbd_ioat {
-	unsigned int vendor;
-	unsigned int ioat_dev;
-	unsigned int enabled;
-};
-
-/*
- * The i5000 chip-set has the same hooks as the i7300
- * but it is not enabled by default and must be manually
- * manually enabled with "forceload=1" because it is
- * only lightly validated.
- */
-
-static const struct fbd_ioat fbd_ioat_list[] = {
-	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_CNB, 1},
-	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT, 0},
-	{0, 0}
-};
-
-/* table of devices that work with this driver */
-static const struct pci_device_id pci_tbl[] = {
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_FBD_CNB) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5000_ERR) },
-	{ } /* Terminating entry */
-};
-
-/* Check for known platforms with I/O-AT */
-static inline int i7300_idle_platform_probe(struct pci_dev **fbd_dev,
-						struct pci_dev **ioat_dev,
-						int enable_all)
-{
-	int i;
-	struct pci_dev *memdev, *dmadev;
-
-	memdev = pci_get_bus_and_slot(MEMCTL_BUS, MEMCTL_DEVFN);
-	if (!memdev)
-		return -ENODEV;
-
-	for (i = 0; pci_tbl[i].vendor != 0; i++) {
-		if (memdev->vendor == pci_tbl[i].vendor &&
-		    memdev->device == pci_tbl[i].device) {
-			break;
-		}
-	}
-	if (pci_tbl[i].vendor == 0)
-		return -ENODEV;
-
-	dmadev = pci_get_bus_and_slot(IOAT_BUS, IOAT_DEVFN);
-	if (!dmadev)
-		return -ENODEV;
-
-	for (i = 0; fbd_ioat_list[i].vendor != 0; i++) {
-		if (dmadev->vendor == fbd_ioat_list[i].vendor &&
-		    dmadev->device == fbd_ioat_list[i].ioat_dev) {
-			if (!(fbd_ioat_list[i].enabled || enable_all))
-				continue;
-			if (fbd_dev)
-				*fbd_dev = memdev;
-			if (ioat_dev)
-				*ioat_dev = dmadev;
-
-			return 0;
-		}
-	}
-	return -ENODEV;
-}
-
-#endif