diff options
| -rw-r--r-- | arch/arm64/include/asm/sysreg.h | 14 | ||||
| -rw-r--r-- | arch/arm64/kernel/mte.c | 9 | ||||
| -rw-r--r-- | arch/arm64/mm/fault.c | 3 |
3 files changed, 14 insertions, 12 deletions
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 6dc840be0268..732d84111d9f 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -631,13 +631,6 @@ #define SCTLR_ELx_DSSBS (BIT(44)) #define SCTLR_ELx_ATA (BIT(43)) -#define SCTLR_ELx_TCF_SHIFT 40 -#define SCTLR_ELx_TCF_NONE (UL(0x0) << SCTLR_ELx_TCF_SHIFT) -#define SCTLR_ELx_TCF_SYNC (UL(0x1) << SCTLR_ELx_TCF_SHIFT) -#define SCTLR_ELx_TCF_ASYNC (UL(0x2) << SCTLR_ELx_TCF_SHIFT) -#define SCTLR_ELx_TCF_ASYMM (UL(0x3) << SCTLR_ELx_TCF_SHIFT) -#define SCTLR_ELx_TCF_MASK (UL(0x3) << SCTLR_ELx_TCF_SHIFT) - #define SCTLR_ELx_ENIA_SHIFT 31 #define SCTLR_ELx_ITFSB (BIT(37)) @@ -677,6 +670,13 @@ #define SCTLR_EL1_EPAN (BIT(57)) #define SCTLR_EL1_ATA0 (BIT(42)) +#define SCTLR_EL1_TCF_SHIFT 40 +#define SCTLR_EL1_TCF_NONE (UL(0x0)) +#define SCTLR_EL1_TCF_SYNC (UL(0x1)) +#define SCTLR_EL1_TCF_ASYNC (UL(0x2)) +#define SCTLR_EL1_TCF_ASYMM (UL(0x3)) +#define SCTLR_EL1_TCF_MASK (UL(0x3) << SCTLR_EL1_TCF_SHIFT) + #define SCTLR_EL1_TCF0_SHIFT 38 #define SCTLR_EL1_TCF0_NONE (UL(0x0)) #define SCTLR_EL1_TCF0_SYNC (UL(0x1)) diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c index 41469b69a48e..98f5e1e13c36 100644 --- a/arch/arm64/kernel/mte.c +++ b/arch/arm64/kernel/mte.c @@ -106,7 +106,8 @@ int memcmp_pages(struct page *page1, struct page *page2) static inline void __mte_enable_kernel(const char *mode, unsigned long tcf) { /* Enable MTE Sync Mode for EL1. */ - sysreg_clear_set(sctlr_el1, SCTLR_ELx_TCF_MASK, tcf); + sysreg_clear_set(sctlr_el1, SCTLR_EL1_TCF_MASK, + SYS_FIELD_PREP(SCTLR_EL1, TCF, tcf)); isb(); pr_info_once("MTE: enabled in %s mode at EL1\n", mode); @@ -122,12 +123,12 @@ void mte_enable_kernel_sync(void) WARN_ONCE(system_uses_mte_async_or_asymm_mode(), "MTE async mode enabled system wide!"); - __mte_enable_kernel("synchronous", SCTLR_ELx_TCF_SYNC); + __mte_enable_kernel("synchronous", SCTLR_EL1_TCF_SYNC); } void mte_enable_kernel_async(void) { - __mte_enable_kernel("asynchronous", SCTLR_ELx_TCF_ASYNC); + __mte_enable_kernel("asynchronous", SCTLR_EL1_TCF_ASYNC); /* * MTE async mode is set system wide by the first PE that @@ -144,7 +145,7 @@ void mte_enable_kernel_async(void) void mte_enable_kernel_asymm(void) { if (cpus_have_cap(ARM64_MTE_ASYMM)) { - __mte_enable_kernel("asymmetric", SCTLR_ELx_TCF_ASYMM); + __mte_enable_kernel("asymmetric", SCTLR_EL1_TCF_ASYMM); /* * MTE asymm mode behaves as async mode for store diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 77341b160aca..5e280cc566ca 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -335,7 +335,8 @@ static void do_tag_recovery(unsigned long addr, unsigned int esr, * It will be done lazily on the other CPUs when they will hit a * tag fault. */ - sysreg_clear_set(sctlr_el1, SCTLR_ELx_TCF_MASK, SCTLR_ELx_TCF_NONE); + sysreg_clear_set(sctlr_el1, SCTLR_EL1_TCF_MASK, + SYS_FIELD_PREP_ENUM(SCTLR_EL1, TCF, NONE)); isb(); } |