diff options
| -rw-r--r-- | arch/arm/include/asm/arch_timer.h | 4 | ||||
| -rw-r--r-- | arch/arm64/include/asm/arch_timer.h | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/include/asm/arch_timer.h b/arch/arm/include/asm/arch_timer.h index 9f4b895b78f7..bb129b6d2366 100644 --- a/arch/arm/include/asm/arch_timer.h +++ b/arch/arm/include/asm/arch_timer.h @@ -31,6 +31,7 @@ void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u64 val) switch (reg) { case ARCH_TIMER_REG_CTRL: asm volatile("mcr p15, 0, %0, c14, c2, 1" : : "r" ((u32)val)); + isb(); break; case ARCH_TIMER_REG_CVAL: asm volatile("mcrr p15, 2, %Q0, %R0, c14" : : "r" (val)); @@ -42,6 +43,7 @@ void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u64 val) switch (reg) { case ARCH_TIMER_REG_CTRL: asm volatile("mcr p15, 0, %0, c14, c3, 1" : : "r" ((u32)val)); + isb(); break; case ARCH_TIMER_REG_CVAL: asm volatile("mcrr p15, 3, %Q0, %R0, c14" : : "r" (val)); @@ -52,8 +54,6 @@ void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u64 val) } else { BUILD_BUG(); } - - isb(); } static __always_inline diff --git a/arch/arm64/include/asm/arch_timer.h b/arch/arm64/include/asm/arch_timer.h index 4f4aa13dd01e..b8000ef71a2c 100644 --- a/arch/arm64/include/asm/arch_timer.h +++ b/arch/arm64/include/asm/arch_timer.h @@ -95,6 +95,7 @@ void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u64 val) switch (reg) { case ARCH_TIMER_REG_CTRL: write_sysreg(val, cntp_ctl_el0); + isb(); break; case ARCH_TIMER_REG_CVAL: write_sysreg(val, cntp_cval_el0); @@ -106,6 +107,7 @@ void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u64 val) switch (reg) { case ARCH_TIMER_REG_CTRL: write_sysreg(val, cntv_ctl_el0); + isb(); break; case ARCH_TIMER_REG_CVAL: write_sysreg(val, cntv_cval_el0); @@ -116,8 +118,6 @@ void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u64 val) } else { BUILD_BUG(); } - - isb(); } static __always_inline |