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firmware: psci: Fix bind_smccc_features psci check

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According to PSCI specification DEN0022F, PSCI_FEATURES is used to check
whether the SMCCC is implemented by discovering SMCCC_VERSION.

Signed-off-by: Weizhao Ouyang <o451686892@gmail.com>
This commit is contained in:
Weizhao Ouyang
2024-03-04 14:42:40 +00:00
committed by Tom Rini
parent 0cff87c90c
commit 12ccdcd79b
2 changed files with 10 additions and 1 deletions
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6
include/linux/arm-smccc.h
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@@ -55,8 +55,14 @@
#define ARM_SMCCC_QUIRK_NONE 0
#define ARM_SMCCC_QUIRK_QCOM_A6 1 /* Save/restore register a6 */
#define ARM_SMCCC_VERSION 0x80000000
#define ARM_SMCCC_ARCH_FEATURES 0x80000001
#define ARM_SMCCC_VERSION_1_0 0x10000
#define ARM_SMCCC_VERSION_1_1 0x10001
#define ARM_SMCCC_VERSION_1_2 0x10002
#define ARM_SMCCC_VERSION_1_3 0x10003
#define ARM_SMCCC_RET_NOT_SUPPORTED ((unsigned long)-1)
#ifndef __ASSEMBLY__