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https://github.com/torvalds/linux
05 April 2024, 19:05:47 UTC
Revision 53d5fc89d66a778577295020dc57bb3ccec84354 authored by Linus Torvalds on 01 October 2021, 21:45:23 UTC, committed by Linus Torvalds on 01 October 2021, 21:45:23 UTC 
Merge tag 's390-5.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
 
Pull s390 fix from Vasily Gorbik:
 "One fix for 5.15-rc4: Avoid CIO excessive path-verification requests,
  which might cause unwanted delays"

* tag 's390-5.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/cio: avoid excessive path-verification requests
2 parent s f5b667d + 172da89
Raw File
Tip revision: 53d5fc89d66a778577295020dc57bb3ccec84354 authored by Linus Torvalds on 01 October 2021, 21:45:23 UTC
Merge tag 's390-5.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Tip revision: 53d5fc8
ahci-remap.h 
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_AHCI_REMAP_H
#define _LINUX_AHCI_REMAP_H

#include <linux/sizes.h>

#define AHCI_VSCAP		0xa4
#define AHCI_REMAP_CAP		0x800

/* device class code */
#define AHCI_REMAP_N_DCC	0x880

/* remap-device base relative to ahci-bar */
#define AHCI_REMAP_N_OFFSET	SZ_16K
#define AHCI_REMAP_N_SIZE	SZ_16K

#define AHCI_MAX_REMAP		3

static inline unsigned int ahci_remap_dcc(int i)
{
	return AHCI_REMAP_N_DCC + i * 0x80;
}

static inline unsigned int ahci_remap_base(int i)
{
	return AHCI_REMAP_N_OFFSET + i * AHCI_REMAP_N_SIZE;
}

#endif /* _LINUX_AHCI_REMAP_H */
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