Revert "Merge branch '2023-07-24-introduce-FF-A-suppport'"
This reverts commit d927d1a80843e1c3e2a3f0b8f6150790bef83da1, reversing
changes made to c07ad9520c6190070513016fdb495d4703a4a853.
These changes do not pass CI currently.
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/cpu/armv8/smccc-call.S b/arch/arm/cpu/armv8/smccc-call.S
index 93f66d3..dc92b28 100644
--- a/arch/arm/cpu/armv8/smccc-call.S
+++ b/arch/arm/cpu/armv8/smccc-call.S
@@ -1,11 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2015, Linaro Limited
- * Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
- *
- * Authors:
- * Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
-*/
+ */
#include <linux/linkage.h>
#include <linux/arm-smccc.h>
#include <generated/asm-offsets.h>
@@ -49,54 +45,3 @@
ENTRY(__arm_smccc_hvc)
SMCCC hvc
ENDPROC(__arm_smccc_hvc)
-
-#ifdef CONFIG_ARM64
-
- .macro SMCCC_1_2 instr
- /* Save `res` and free a GPR that won't be clobbered */
- stp x1, x19, [sp, #-16]!
-
- /* Ensure `args` won't be clobbered while loading regs in next step */
- mov x19, x0
-
- /* Load the registers x0 - x17 from the struct arm_smccc_1_2_regs */
- ldp x0, x1, [x19, #ARM_SMCCC_1_2_REGS_X0_OFFS]
- ldp x2, x3, [x19, #ARM_SMCCC_1_2_REGS_X2_OFFS]
- ldp x4, x5, [x19, #ARM_SMCCC_1_2_REGS_X4_OFFS]
- ldp x6, x7, [x19, #ARM_SMCCC_1_2_REGS_X6_OFFS]
- ldp x8, x9, [x19, #ARM_SMCCC_1_2_REGS_X8_OFFS]
- ldp x10, x11, [x19, #ARM_SMCCC_1_2_REGS_X10_OFFS]
- ldp x12, x13, [x19, #ARM_SMCCC_1_2_REGS_X12_OFFS]
- ldp x14, x15, [x19, #ARM_SMCCC_1_2_REGS_X14_OFFS]
- ldp x16, x17, [x19, #ARM_SMCCC_1_2_REGS_X16_OFFS]
-
- \instr #0
-
- /* Load the `res` from the stack */
- ldr x19, [sp]
-
- /* Store the registers x0 - x17 into the result structure */
- stp x0, x1, [x19, #ARM_SMCCC_1_2_REGS_X0_OFFS]
- stp x2, x3, [x19, #ARM_SMCCC_1_2_REGS_X2_OFFS]
- stp x4, x5, [x19, #ARM_SMCCC_1_2_REGS_X4_OFFS]
- stp x6, x7, [x19, #ARM_SMCCC_1_2_REGS_X6_OFFS]
- stp x8, x9, [x19, #ARM_SMCCC_1_2_REGS_X8_OFFS]
- stp x10, x11, [x19, #ARM_SMCCC_1_2_REGS_X10_OFFS]
- stp x12, x13, [x19, #ARM_SMCCC_1_2_REGS_X12_OFFS]
- stp x14, x15, [x19, #ARM_SMCCC_1_2_REGS_X14_OFFS]
- stp x16, x17, [x19, #ARM_SMCCC_1_2_REGS_X16_OFFS]
-
- /* Restore original x19 */
- ldp xzr, x19, [sp], #16
- ret
- .endm
-
-/*
- * void arm_smccc_1_2_smc(const struct arm_smccc_1_2_regs *args,
- * struct arm_smccc_1_2_regs *res);
- */
-ENTRY(arm_smccc_1_2_smc)
- SMCCC_1_2 smc
-ENDPROC(arm_smccc_1_2_smc)
-
-#endif