diff options
Diffstat (limited to 'arch/arm64/kernel/smccc-call.S')
| -rw-r--r-- | arch/arm64/kernel/smccc-call.S | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm64/kernel/smccc-call.S b/arch/arm64/kernel/smccc-call.S index ba60a8cb07d2..62522342e1e4 100644 --- a/arch/arm64/kernel/smccc-call.S +++ b/arch/arm64/kernel/smccc-call.S @@ -12,6 +12,7 @@ * */ #include <linux/linkage.h> +#include <linux/arm-smccc.h> #include <asm/asm-offsets.h> .macro SMCCC instr @@ -20,7 +21,13 @@ ldr x4, [sp] stp x0, x1, [x4, #ARM_SMCCC_RES_X0_OFFS] stp x2, x3, [x4, #ARM_SMCCC_RES_X2_OFFS] - ret + ldr x4, [sp, #8] + cbz x4, 1f /* no quirk structure */ + ldr x9, [x4, #ARM_SMCCC_QUIRK_ID_OFFS] + cmp x9, #ARM_SMCCC_QUIRK_QCOM_A6 + b.ne 1f + str x6, [x4, ARM_SMCCC_QUIRK_STATE_OFFS] +1: ret .cfi_endproc .endm |