kybaaz/linux-xiaomi-chiron
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

ACPI: AGDI: Add driver for Arm Generic Diagnostic Dump and Reset device

Browse source 
ACPI for Arm Components 1.1 Platform Design Document v1.1 [0] specifices
Arm Generic Diagnostic Device Interface (AGDI). It allows an admin to
issue diagnostic dump and reset via an SDEI event or an interrupt.
This patch implements SDEI path.

[0] https://developer.arm.com/documentation/den0093/latest/

Signed-off-by: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Ilkka Koskinen 2022-03-08 18:07:50 -08:00 • committed by Rafael J. Wysocki
parent 3f8dec1162
commit a2a591fb76
5 changed files with 142 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

13
include/linux/acpi_agdi.h Normal file
View file

@ -0,0 +1,13 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __ACPI_AGDI_H__
#define __ACPI_AGDI_H__
#include <linux/acpi.h>
#ifdef CONFIG_ACPI_AGDI
void __init acpi_agdi_init(void);
#else
static inline void acpi_agdi_init(void) {}
#endif
#endif /* __ACPI_AGDI_H__ */