1 // SPDX-License-Identifier: GPL-2.0
16 #include <linux/pci.h>
61 	unsigned int irq = d->irq;  in rawhide_enable_irq()
63 	irq -= 16;  in rawhide_enable_irq()
65 	if (!hose_exists(hose)) /* if hose non-existent, exit */  in rawhide_enable_irq()
68 	irq -= hose * 24;  in rawhide_enable_irq()
82 	unsigned int irq = d->irq;  in rawhide_disable_irq()
84 	irq -= 16;  in rawhide_disable_irq()
86 	if (!hose_exists(hose)) /* if hose non-existent, exit */  in rawhide_disable_irq()
89 	irq -= hose * 24;  in rawhide_disable_irq()
103 	unsigned int irq = d->irq;  in rawhide_mask_and_ack_irq()
105 	irq -= 16;  in rawhide_mask_and_ack_irq()
107 	if (!hose_exists(hose)) /* if hose non-existent, exit */  in rawhide_mask_and_ack_irq()
110 	irq -= hose * 24;  in rawhide_mask_and_ack_irq()
138 	irq = (vector - 0x800) >> 4;  in rawhide_srm_device_interrupt()
141          * The RAWHIDE SRM console reports PCI interrupts with a vector  in rawhide_srm_device_interrupt()
142 	 * 0x80 *higher* than one might expect, as PCI IRQ 0 (ie bit 0)  in rawhide_srm_device_interrupt()
147 	 * Also, PCI #1 interrupts are offset some more... :-(  in rawhide_srm_device_interrupt()
156 	irq -= ((irq + 16) >> 2) & 0x38;  in rawhide_srm_device_interrupt()
169 	/* Clear them all; only hoses that exist will be non-zero. */  in rawhide_init_irq()
172 	for (hose = hose_head; hose; hose = hose->next) {  in rawhide_init_irq()
173 		unsigned int h = hose->index;  in rawhide_init_irq()
192  * PCI Fixup configuration.
212  * 16       EISA interrupt (PCI 0) or SCSI interrupt (PCI 1)
213  * 17-23    NA
216  *   1	 EISA bridge (PCI bus 0 only)
217  *   2 	 PCI option slot 2
218  *   3	 PCI option slot 3
219  *   4   PCI option slot 4
220  *   5   PCI option slot 5
229 		{ 16+16, 16+16, 16+16, 16+16, 16+16}, /* IdSel 1 SCSI PCI 1 */  in rawhide_map_irq()
237 	struct pci_controller *hose = dev->sysdata;  in rawhide_map_irq()
240 		irq += 24 * hose->index;  in rawhide_map_irq()