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Message-ID: <2d0a026f-a4f0-49e2-8501-358db5935e14@linaro.org>
Date: Tue, 16 Apr 2024 19:28:38 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 4/8] usb: typec: ucsi: glink: use le32 for message data
On 16/04/2024 04:20, Dmitry Baryshkov wrote:
> The message structures as transferred by the PMIC_GLINK use le32 for
> data encoding. Correct struct accessors to follow the lead of the main
> pmic_glink.c driver.
>
> Fixes: 62b5412b1f4a ("usb: typec: ucsi: add PMIC Glink UCSI driver")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
> drivers/usb/typec/ucsi/ucsi_glink.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c
> index 6be9d89d4a28..d029cc9d82e3 100644
> --- a/drivers/usb/typec/ucsi/ucsi_glink.c
> +++ b/drivers/usb/typec/ucsi/ucsi_glink.c
> @@ -33,7 +33,7 @@ struct ucsi_read_buf_req_msg {
> struct ucsi_read_buf_resp_msg {
> struct pmic_glink_hdr hdr;
> u8 buf[UCSI_BUF_SIZE];
> - u32 ret_code;
> + __le32 ret_code;
> };
>
> struct ucsi_write_buf_req_msg {
> @@ -44,13 +44,13 @@ struct ucsi_write_buf_req_msg {
>
> struct ucsi_write_buf_resp_msg {
> struct pmic_glink_hdr hdr;
> - u32 ret_code;
> + __le32 ret_code;
> };
>
> struct ucsi_notify_ind_msg {
> struct pmic_glink_hdr hdr;
> - u32 notification;
> - u32 receiver;
> + __le32 notification;
> + __le32 receiver;
> u32 reserved;
> };
>
> @@ -255,7 +255,7 @@ static void pmic_glink_ucsi_write_ack(struct pmic_glink_ucsi *ucsi, const void *
> if (resp->ret_code)
> return;
>
> - ucsi->sync_val = resp->ret_code;
> + ucsi->sync_val = le32_to_cpu(resp->ret_code);
> complete(&ucsi->write_ack);
> }
>
>
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
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