From: Andrew F. Davis Date: Mon, 29 Apr 2019 13:04:11 +0000 (-0400) Subject: firmware: ti_sci: Always request response from firmware X-Git-Url: http://git.dujemihanovic.xyz/%22http:/www.sics.se/static/git-logo.png?a=commitdiff_plain;h=efbfd448e51a75acbace51849e8bed63e0ea5ce0;p=u-boot.git firmware: ti_sci: Always request response from firmware TI-SCI firmware will only respond to messages when the TI_SCI_FLAG_REQ_ACK_ON_PROCESSED flag is set. Most messages already do this, set this for the ones that do not. Signed-off-by: Andrew F. Davis Tested-by: Alejandro Hernandez Acked-by: Nishanth Menon --- diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index 66d7dd48ac..303aa6a631 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -257,7 +257,8 @@ static int ti_sci_cmd_get_revision(struct ti_sci_handle *handle) info = handle_to_ti_sci_info(handle); - xfer = ti_sci_setup_one_xfer(info, TI_SCI_MSG_VERSION, 0x0, + xfer = ti_sci_setup_one_xfer(info, TI_SCI_MSG_VERSION, + TI_SCI_FLAG_REQ_ACK_ON_PROCESSED, (u32 *)&hdr, sizeof(struct ti_sci_msg_hdr), sizeof(*rev_info)); if (IS_ERR(xfer)) { @@ -499,8 +500,8 @@ static int ti_sci_get_device_state(const struct ti_sci_handle *handle, info = handle_to_ti_sci_info(handle); - /* Response is expected, so need of any flags */ - xfer = ti_sci_setup_one_xfer(info, TI_SCI_MSG_GET_DEVICE_STATE, 0, + xfer = ti_sci_setup_one_xfer(info, TI_SCI_MSG_GET_DEVICE_STATE, + TI_SCI_FLAG_REQ_ACK_ON_PROCESSED, (u32 *)&req, sizeof(req), sizeof(*resp)); if (IS_ERR(xfer)) { ret = PTR_ERR(xfer); @@ -2574,8 +2575,8 @@ static int ti_sci_cmd_change_fwl_owner(const struct ti_sci_handle *handle, info = handle_to_ti_sci_info(handle); - xfer = ti_sci_setup_one_xfer(info, TISCI_MSG_FWL_GET, - TISCI_MSG_FWL_CHANGE_OWNER, + xfer = ti_sci_setup_one_xfer(info, TISCI_MSG_FWL_CHANGE_OWNER, + TI_SCI_FLAG_REQ_ACK_ON_PROCESSED, (u32 *)&req, sizeof(req), sizeof(*resp)); if (IS_ERR(xfer)) { ret = PTR_ERR(xfer);