> -----Original Message-----
> From: Anshuman Gupta <[email protected]>
> Sent: Friday, October 23, 2020 5:51 PM
> To: [email protected]; [email protected]
> Cc: [email protected]; Nikula, Jani <[email protected]>; C,
> Ramalingam <[email protected]>; Li, Juston <[email protected]>;
> Shankar, Uma <[email protected]>; Gupta, Anshuman
> <[email protected]>; Winkler, Tomas <[email protected]>
> Subject: [PATCH v3 10/16] misc/mei/hdcp: Fix AUTH_STREAM_REQ cmd buffer
> len
>
> Fix the size of WIRED_REPEATER_AUTH_STREAM_REQ cmd buffer size.
> It is based upon the actual number of MST streams and size of
> wired_cmd_repeater_auth_stream_req_in.
> Excluding the size of hdcp_cmd_header.
>
> v2:
> hdcp_cmd_header size annotation nitpick. [Tomas]
Looks Good to me.
Reviewed-by: Uma Shankar <[email protected]>
> Cc: Tomas Winkler <[email protected]>
> Cc: Ramalingam C <[email protected]>
> Acked-by: Tomas Winkler <[email protected]>
> Signed-off-by: Anshuman Gupta <[email protected]>
> ---
> drivers/misc/mei/hdcp/mei_hdcp.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/misc/mei/hdcp/mei_hdcp.c
> b/drivers/misc/mei/hdcp/mei_hdcp.c
> index 9ae9669e46ea..3506a3534294 100644
> --- a/drivers/misc/mei/hdcp/mei_hdcp.c
> +++ b/drivers/misc/mei/hdcp/mei_hdcp.c
> @@ -569,8 +569,7 @@ static int mei_hdcp_verify_mprime(struct device *dev,
> verify_mprime_in->header.api_version = HDCP_API_VERSION;
> verify_mprime_in->header.command_id =
> WIRED_REPEATER_AUTH_STREAM_REQ;
> verify_mprime_in->header.status = ME_HDCP_STATUS_SUCCESS;
> - verify_mprime_in->header.buffer_len =
> -
> WIRED_CMD_BUF_LEN_REPEATER_AUTH_STREAM_REQ_MIN_IN;
> + verify_mprime_in->header.buffer_len = cmd_size -
> +sizeof(verify_mprime_in->header);
>
> verify_mprime_in->port.integrated_port_type = data->port_type;
> verify_mprime_in->port.physical_port = (u8)data->fw_ddi;
> --
> 2.26.2
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