Message ID | 20200618145511.69203-1-ascull@google.com (mailing list archive) |
---|---|
State | Mainlined |
Commit | 7af928851508fb25207806f57e287272dd498981 |
Headers | show |
Series | smccc: Make constants available to assembly | expand |
On Thu, Jun 18, 2020 at 03:55:11PM +0100, Andrew Scull wrote: > Move constants out of the C-only section of the header next to the other > constants that are available to assembly. > > Signed-off-by: Andrew Scull <ascull@google.com> > --- > include/linux/arm-smccc.h | 44 +++++++++++++++++++-------------------- > 1 file changed, 22 insertions(+), 22 deletions(-) > > diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h > index 56d6a5c6e353..efcbde731f03 100644 > --- a/include/linux/arm-smccc.h > +++ b/include/linux/arm-smccc.h > @@ -81,6 +81,28 @@ > ARM_SMCCC_SMC_32, \ > 0, 0x7fff) > > +/* Paravirtualised time calls (defined by ARM DEN0057A) */ > +#define ARM_SMCCC_HV_PV_TIME_FEATURES \ > + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ > + ARM_SMCCC_SMC_64, \ > + ARM_SMCCC_OWNER_STANDARD_HYP, \ > + 0x20) > + > +#define ARM_SMCCC_HV_PV_TIME_ST \ > + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ > + ARM_SMCCC_SMC_64, \ > + ARM_SMCCC_OWNER_STANDARD_HYP, \ > + 0x21) > + > +/* > + * Return codes defined in ARM DEN 0070A > + * ARM DEN 0070A is now merged/consolidated into ARM DEN 0028 C > + */ > +#define SMCCC_RET_SUCCESS 0 > +#define SMCCC_RET_NOT_SUPPORTED -1 > +#define SMCCC_RET_NOT_REQUIRED -2 > +#define SMCCC_RET_INVALID_PARAMETER -3 > + > #ifndef __ASSEMBLY__ > > #include <linux/linkage.h> > @@ -331,15 +353,6 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1, > */ > #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) > > -/* > - * Return codes defined in ARM DEN 0070A > - * ARM DEN 0070A is now merged/consolidated into ARM DEN 0028 C > - */ > -#define SMCCC_RET_SUCCESS 0 > -#define SMCCC_RET_NOT_SUPPORTED -1 > -#define SMCCC_RET_NOT_REQUIRED -2 > -#define SMCCC_RET_INVALID_PARAMETER -3 > - > /* > * Like arm_smccc_1_1* but always returns SMCCC_RET_NOT_SUPPORTED. > * Used when the SMCCC conduit is not defined. The empty asm statement > @@ -385,18 +398,5 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1, > method; \ > }) > > -/* Paravirtualised time calls (defined by ARM DEN0057A) */ > -#define ARM_SMCCC_HV_PV_TIME_FEATURES \ > - ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ > - ARM_SMCCC_SMC_64, \ > - ARM_SMCCC_OWNER_STANDARD_HYP, \ > - 0x20) > - > -#define ARM_SMCCC_HV_PV_TIME_ST \ > - ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ > - ARM_SMCCC_SMC_64, \ > - ARM_SMCCC_OWNER_STANDARD_HYP, \ > - 0x21) > - > #endif /*__ASSEMBLY__*/ > #endif /*__LINUX_ARM_SMCCC_H*/ > -- > 2.27.0.290.gba653c62da-goog > ping :)
On Thu, Jun 18, 2020 at 03:55:11PM +0100, Andrew Scull wrote: > Move constants out of the C-only section of the header next to the other > constants that are available to assembly. > > Signed-off-by: Andrew Scull <ascull@google.com> > --- > include/linux/arm-smccc.h | 44 +++++++++++++++++++-------------------- > 1 file changed, 22 insertions(+), 22 deletions(-) This is purely cosmetic without any asm user, but I think the change makes sense on its own, so: Acked-by: Will Deacon <will@kernel.org> Will
On Thu, Jun 18, 2020 at 03:55:11PM +0100, Andrew Scull wrote: > Move constants out of the C-only section of the header next to the other > constants that are available to assembly. > FWIW, looks good to me. Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h index 56d6a5c6e353..efcbde731f03 100644 --- a/include/linux/arm-smccc.h +++ b/include/linux/arm-smccc.h @@ -81,6 +81,28 @@ ARM_SMCCC_SMC_32, \ 0, 0x7fff) +/* Paravirtualised time calls (defined by ARM DEN0057A) */ +#define ARM_SMCCC_HV_PV_TIME_FEATURES \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_STANDARD_HYP, \ + 0x20) + +#define ARM_SMCCC_HV_PV_TIME_ST \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_STANDARD_HYP, \ + 0x21) + +/* + * Return codes defined in ARM DEN 0070A + * ARM DEN 0070A is now merged/consolidated into ARM DEN 0028 C + */ +#define SMCCC_RET_SUCCESS 0 +#define SMCCC_RET_NOT_SUPPORTED -1 +#define SMCCC_RET_NOT_REQUIRED -2 +#define SMCCC_RET_INVALID_PARAMETER -3 + #ifndef __ASSEMBLY__ #include <linux/linkage.h> @@ -331,15 +353,6 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1, */ #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) -/* - * Return codes defined in ARM DEN 0070A - * ARM DEN 0070A is now merged/consolidated into ARM DEN 0028 C - */ -#define SMCCC_RET_SUCCESS 0 -#define SMCCC_RET_NOT_SUPPORTED -1 -#define SMCCC_RET_NOT_REQUIRED -2 -#define SMCCC_RET_INVALID_PARAMETER -3 - /* * Like arm_smccc_1_1* but always returns SMCCC_RET_NOT_SUPPORTED. * Used when the SMCCC conduit is not defined. The empty asm statement @@ -385,18 +398,5 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1, method; \ }) -/* Paravirtualised time calls (defined by ARM DEN0057A) */ -#define ARM_SMCCC_HV_PV_TIME_FEATURES \ - ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ - ARM_SMCCC_SMC_64, \ - ARM_SMCCC_OWNER_STANDARD_HYP, \ - 0x20) - -#define ARM_SMCCC_HV_PV_TIME_ST \ - ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ - ARM_SMCCC_SMC_64, \ - ARM_SMCCC_OWNER_STANDARD_HYP, \ - 0x21) - #endif /*__ASSEMBLY__*/ #endif /*__LINUX_ARM_SMCCC_H*/
Move constants out of the C-only section of the header next to the other constants that are available to assembly. Signed-off-by: Andrew Scull <ascull@google.com> --- include/linux/arm-smccc.h | 44 +++++++++++++++++++-------------------- 1 file changed, 22 insertions(+), 22 deletions(-)