From 555ac46f6f5157741a6fd8f21f74beb1340ed941 Mon Sep 17 00:00:00 2001 From: Emekcan Date: Thu, 13 Oct 2022 20:53:42 +0100 Subject: [PATCH] Adds workaround for cs1k specific bug Adds a temporary workaround to solve a possible race-conditioning issue in the tee driver for corstone1000. Upstream-Status: Inappropriate Signed-off-by: Emekcan Aras Signed-off-by: Rui Miguel Silva --- drivers/firmware/arm_ffa/driver.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c index 2109cd178ff7..c15b3a83c720 100644 --- a/drivers/firmware/arm_ffa/driver.c +++ b/drivers/firmware/arm_ffa/driver.c @@ -32,6 +32,7 @@ #include #include #include +#include #include "common.h" @@ -282,7 +283,7 @@ static int ffa_msg_send_direct_req(u16 src_id, u16 dst_id, bool mode_32bit, { u32 req_id, resp_id, src_dst_ids = PACK_TARGET_INFO(src_id, dst_id); ffa_value_t ret; - + msleep(1); if (mode_32bit) { req_id = FFA_MSG_SEND_DIRECT_REQ; resp_id = FFA_MSG_SEND_DIRECT_RESP;