Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *	Adaptec AAC series RAID controller driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * based on the old aacraid driver that is..
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * Adaptec aacraid device driver for Linux.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  * Copyright (c) 2000-2010 Adaptec, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  *               2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  *		 2016-2017 Microsemi Corp. (aacraid@microsemi.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)  * Module Name:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)  *  nark.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)  * Abstract: Hardware Device Interface for NEMER/ARK
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <scsi/scsi_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include "aacraid.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)  *	aac_nark_ioremap
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)  *	@dev: device to ioremap
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)  *	@size: mapping resize request
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) static int aac_nark_ioremap(struct aac_dev * dev, u32 size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 	if (!size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 		iounmap(dev->regs.rx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 		dev->regs.rx = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 		iounmap(dev->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 		dev->base = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	dev->base_start = pci_resource_start(dev->pdev, 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	dev->regs.rx = ioremap((u64)pci_resource_start(dev->pdev, 0) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 	  ((u64)pci_resource_start(dev->pdev, 1) << 32),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 	  sizeof(struct rx_registers) - sizeof(struct rx_inbound));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	dev->base = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 	if (dev->regs.rx == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	dev->base = ioremap(dev->base_start, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 	if (dev->base == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 		iounmap(dev->regs.rx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 		dev->regs.rx = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	dev->IndexRegs = &((struct rx_registers __iomem *)dev->base)->IndexRegs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)  *	aac_nark_init	-	initialize an NEMER/ARK Split Bar card
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)  *	@dev: device to configure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) int aac_nark_init(struct aac_dev * dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 	 *	Fill in the function dispatch table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 	dev->a_ops.adapter_ioremap = aac_nark_ioremap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 	dev->a_ops.adapter_comm = aac_rx_select_comm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 	return _aac_rx_init(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) }