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drm/amd/display: Fix message for encryption

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-msg_in is not needed for enabling encryption.
-Use hdcp2_set_encryption instead of hdcp1_enable_encryption for hdcp2.2

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Bhawanpreet Lakha 2020-02-06 15:46:11 -05:00 committed by Alex Deucher
parent b215010fd3
commit 4a9a4e3a7c
1 changed files with 1 additions and 6 deletions
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7
drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
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@ -662,20 +662,15 @@ enum mod_hdcp_status mod_hdcp_hdcp2_enable_encryption(struct mod_hdcp *hdcp)
{
struct psp_context *psp = hdcp->config.psp.handle;
struct ta_hdcp_shared_memory *hdcp_cmd;
struct ta_hdcp_cmd_hdcp2_process_prepare_authentication_message_input_v2 *msg_in;
struct mod_hdcp_display *display = get_first_added_display(hdcp);
hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.hdcp_shared_buf;
memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory));
msg_in = &hdcp_cmd->in_msg.hdcp2_prepare_process_authentication_message_v2;
hdcp2_message_init(hdcp, msg_in);
if (!display)
return MOD_HDCP_STATUS_DISPLAY_NOT_FOUND;
hdcp_cmd->in_msg.hdcp1_enable_encryption.session_handle = hdcp->auth.id;
hdcp_cmd->in_msg.hdcp2_set_encryption.session_handle = hdcp->auth.id;
hdcp_cmd->cmd_id = TA_HDCP_COMMAND__HDCP2_SET_ENCRYPTION;
psp_hdcp_invoke(psp, hdcp_cmd->cmd_id);