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firmware: arm_sdei: use common SMCCC_CONDUIT_* 

Now that we have common definitions for SMCCC conduits, move the SDEI
code over to them, and remove the SDEI-specific definitions.

There should be no functional change as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: James Morse <james.morse@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Mark Rutland 2019-08-09 14:22:44 +01:00 committed by Catalin Marinas
parent a5520eac4d
commit e6ea46511b
3 changed files with 8 additions and 13 deletions
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3
arch/arm64/kernel/sdei.c
View File

@ -2,6 +2,7 @@
// Copyright (C) 2017 Arm Ltd.
#define pr_fmt(fmt) "sdei: " fmt
#include <linux/arm-smccc.h>
#include <linux/arm_sdei.h>
#include <linux/hardirq.h>
#include <linux/irqflags.h>
@ -161,7 +162,7 @@ unsigned long sdei_arch_get_entry_point(int conduit)
return 0;
}
sdei_exit_mode = (conduit == CONDUIT_HVC) ? SDEI_EXIT_HVC : SDEI_EXIT_SMC;
sdei_exit_mode = (conduit == SMCCC_CONDUIT_HVC) ? SDEI_EXIT_HVC : SDEI_EXIT_SMC;
#ifdef CONFIG_UNMAP_KERNEL_AT_EL0
if (arm64_kernel_unmapped_at_el0()) {

12
drivers/firmware/arm_sdei.c
View File

@ -967,29 +967,29 @@ static int sdei_get_conduit(struct platform_device *pdev)
if (np) {
if (of_property_read_string(np, "method", &method)) {
pr_warn("missing \"method\" property\n");
return CONDUIT_INVALID;
return SMCCC_CONDUIT_NONE;
}
if (!strcmp("hvc", method)) {
sdei_firmware_call = &sdei_smccc_hvc;
return CONDUIT_HVC;
return SMCCC_CONDUIT_HVC;
} else if (!strcmp("smc", method)) {
sdei_firmware_call = &sdei_smccc_smc;
return CONDUIT_SMC;
return SMCCC_CONDUIT_SMC;
}
pr_warn("invalid \"method\" property: %s\n", method);
} else if (IS_ENABLED(CONFIG_ACPI) && !acpi_disabled) {
if (acpi_psci_use_hvc()) {
sdei_firmware_call = &sdei_smccc_hvc;
return CONDUIT_HVC;
return SMCCC_CONDUIT_HVC;
} else {
sdei_firmware_call = &sdei_smccc_smc;
return CONDUIT_SMC;
return SMCCC_CONDUIT_SMC;
}
}
return CONDUIT_INVALID;
return SMCCC_CONDUIT_NONE;
}
static int sdei_probe(struct platform_device *pdev)

6
include/linux/arm_sdei.h
View File

@ -5,12 +5,6 @@
#include <uapi/linux/arm_sdei.h>
enum sdei_conduit_types {
CONDUIT_INVALID = 0,
CONDUIT_SMC,
CONDUIT_HVC,
};
#include <acpi/ghes.h>
#ifdef CONFIG_ARM_SDE_INTERFACE