lib: sbi: system reset with invalid parameters

The SBI specification requires that sbi_system_reset() returns
SBI_ERR_INVALID_PARAM if reset_type or reset_reason are not valid.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Xiang W <wxjstz@126.com>

lib/sbi/sbi_ecall_replace.c

@@ -151,15 +151,15 @@ static int sbi_ecall_srst_handler(unsigned long extid, unsigned long funcid,
 		case SBI_SRST_RESET_TYPE_WARM_REBOOT:
 			break;
 		default:
-			return SBI_ENOTSUPP;
+			return SBI_EINVAL;
 		}
 
 		switch (regs->a1) {
 		case SBI_SRST_RESET_REASON_NONE:
 		case SBI_SRST_RESET_REASON_SYSFAIL:
 			break;
 		default:
-			return SBI_ENOTSUPP;
+			return SBI_EINVAL;
 		}
 
 		if (sbi_system_reset_supported(regs->a0, regs->a1))