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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Define SMCCC Arch function IDs for CLEAN_INV_MEMREGION and its ATTRIBUTES call, and add RATE_LIMITED/BUSY return codes from DEN0028 for callers that need transient error handling. Signed-off-by: Srirangan Madhavan --- include/linux/arm-smccc.h | 17 +++++++++++++++-- tools/include/linux/arm-smccc.h | 17 +++++++++++++++-- 2 files changed, 30 insertions(+), 4 deletions(-) diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h index 50b47eba7d01..cca9adbcc433 100644 --- a/include/linux/arm-smccc.h +++ b/include/linux/arm-smccc.h @@ -105,6 +105,18 @@ ARM_SMCCC_SMC_32, \ 0, 0x3fff) +#define ARM_SMCCC_ARCH_CLEAN_INV_MEMREGION \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_ARCH, \ + 0x5) + +#define ARM_SMCCC_ARCH_CLEAN_INV_MEMREGION_ATTRIBUTES \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_ARCH, \ + 0x6) + #define ARM_SMCCC_VENDOR_HYP_CALL_UID_FUNC_ID \ ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ ARM_SMCCC_SMC_32, \ @@ -294,13 +306,14 @@ 0x53) /* - * Return codes defined in ARM DEN 0070A - * ARM DEN 0070A is now merged/consolidated into ARM DEN 0028 C + * Return codes defined by Arm SMCCC (DEN0028). */ #define SMCCC_RET_SUCCESS 0 #define SMCCC_RET_NOT_SUPPORTED -1 #define SMCCC_RET_NOT_REQUIRED -2 #define SMCCC_RET_INVALID_PARAMETER -3 +#define SMCCC_RET_RATE_LIMITED -4 +#define SMCCC_RET_BUSY -5 #ifndef __ASSEMBLY__ diff --git a/tools/include/linux/arm-smccc.h b/tools/include/linux/arm-smccc.h index 63ce9bebccd3..65fd4630e739 100644 --- a/tools/include/linux/arm-smccc.h +++ b/tools/include/linux/arm-smccc.h @@ -96,6 +96,18 @@ ARM_SMCCC_SMC_32, \ 0, 0x3fff) +#define ARM_SMCCC_ARCH_CLEAN_INV_MEMREGION \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_ARCH, \ + 0x5) + +#define ARM_SMCCC_ARCH_CLEAN_INV_MEMREGION_ATTRIBUTES \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_ARCH, \ + 0x6) + #define ARM_SMCCC_VENDOR_HYP_CALL_UID_FUNC_ID \ ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ ARM_SMCCC_SMC_32, \ @@ -182,12 +194,13 @@ 0x53) /* - * Return codes defined in ARM DEN 0070A - * ARM DEN 0070A is now merged/consolidated into ARM DEN 0028 C + * Return codes defined by Arm SMCCC (DEN0028). */ #define SMCCC_RET_SUCCESS 0 #define SMCCC_RET_NOT_SUPPORTED -1 #define SMCCC_RET_NOT_REQUIRED -2 #define SMCCC_RET_INVALID_PARAMETER -3 +#define SMCCC_RET_RATE_LIMITED -4 +#define SMCCC_RET_BUSY -5 #endif /*__LINUX_ARM_SMCCC_H*/ -- 2.43.0