diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c | 182 |
1 files changed, 106 insertions, 76 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c index 7911dc157d5a..c2929815c3ee 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c @@ -44,83 +44,80 @@ static void hdcp2_message_init(struct mod_hdcp *hdcp, in->process.msg3_desc.msg_id = TA_HDCP_HDCP2_MSG_ID__NULL_MESSAGE; in->process.msg3_desc.msg_size = 0; } -enum mod_hdcp_status mod_hdcp_remove_display_topology(struct mod_hdcp *hdcp) -{ - - struct psp_context *psp = hdcp->config.psp.handle; - struct ta_dtm_shared_memory *dtm_cmd; - struct mod_hdcp_display *display = NULL; - uint8_t i; +enum mod_hdcp_status mod_hdcp_remove_display_from_topology( + struct mod_hdcp *hdcp, uint8_t index) + { + struct psp_context *psp = hdcp->config.psp.handle; + struct ta_dtm_shared_memory *dtm_cmd; + struct mod_hdcp_display *display = + get_active_display_at_index(hdcp, index); dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.dtm_shared_buf; - for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) { - if (is_display_added(&(hdcp->connection.displays[i]))) { - - memset(dtm_cmd, 0, sizeof(struct ta_dtm_shared_memory)); - - display = &hdcp->connection.displays[i]; + if (!display || !is_display_added(display)) + return MOD_HDCP_STATUS_DISPLAY_NOT_FOUND; - dtm_cmd->cmd_id = TA_DTM_COMMAND__TOPOLOGY_UPDATE_V2; - dtm_cmd->dtm_in_message.topology_update_v2.display_handle = display->index; - dtm_cmd->dtm_in_message.topology_update_v2.is_active = 0; - dtm_cmd->dtm_status = TA_DTM_STATUS__GENERIC_FAILURE; + memset(dtm_cmd, 0, sizeof(struct ta_dtm_shared_memory)); - psp_dtm_invoke(psp, dtm_cmd->cmd_id); + dtm_cmd->cmd_id = TA_DTM_COMMAND__TOPOLOGY_UPDATE_V2; + dtm_cmd->dtm_in_message.topology_update_v2.display_handle = display->index; + dtm_cmd->dtm_in_message.topology_update_v2.is_active = 0; + dtm_cmd->dtm_status = TA_DTM_STATUS__GENERIC_FAILURE; - if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) - return MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE; + psp_dtm_invoke(psp, dtm_cmd->cmd_id); - display->state = MOD_HDCP_DISPLAY_ACTIVE; - HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, display->index); - } - } + if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) + return MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE; - return MOD_HDCP_STATUS_SUCCESS; + display->state = MOD_HDCP_DISPLAY_ACTIVE; + HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, display->index); + + return MOD_HDCP_STATUS_SUCCESS; + } - -enum mod_hdcp_status mod_hdcp_add_display_topology(struct mod_hdcp *hdcp) +enum mod_hdcp_status mod_hdcp_add_display_to_topology(struct mod_hdcp *hdcp, + uint8_t index) { struct psp_context *psp = hdcp->config.psp.handle; struct ta_dtm_shared_memory *dtm_cmd; - struct mod_hdcp_display *display = NULL; + struct mod_hdcp_display *display = + get_active_display_at_index(hdcp, index); struct mod_hdcp_link *link = &hdcp->connection.link; - uint8_t i; if (!psp->dtm_context.dtm_initialized) { DRM_ERROR("Failed to add display topology, DTM TA is not initialized."); return MOD_HDCP_STATUS_FAILURE; } + if (!display || is_display_added(display)) + return MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE; + dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.dtm_shared_buf; - for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) { - if (hdcp->connection.displays[i].state == MOD_HDCP_DISPLAY_ACTIVE) { - display = &hdcp->connection.displays[i]; - - memset(dtm_cmd, 0, sizeof(struct ta_dtm_shared_memory)); - - dtm_cmd->cmd_id = TA_DTM_COMMAND__TOPOLOGY_UPDATE_V2; - dtm_cmd->dtm_in_message.topology_update_v2.display_handle = display->index; - dtm_cmd->dtm_in_message.topology_update_v2.is_active = 1; - dtm_cmd->dtm_in_message.topology_update_v2.controller = display->controller; - dtm_cmd->dtm_in_message.topology_update_v2.ddc_line = link->ddc_line; - dtm_cmd->dtm_in_message.topology_update_v2.dig_be = link->dig_be; - dtm_cmd->dtm_in_message.topology_update_v2.dig_fe = display->dig_fe; - dtm_cmd->dtm_in_message.topology_update_v2.dp_mst_vcid = display->vc_id; - dtm_cmd->dtm_in_message.topology_update_v2.max_hdcp_supported_version = - TA_DTM_HDCP_VERSION_MAX_SUPPORTED__2_2; - dtm_cmd->dtm_status = TA_DTM_STATUS__GENERIC_FAILURE; - - psp_dtm_invoke(psp, dtm_cmd->cmd_id); - - if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) - return MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE; - - display->state = MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED; - HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, display->index); - } - } + memset(dtm_cmd, 0, sizeof(struct ta_dtm_shared_memory)); + + dtm_cmd->cmd_id = TA_DTM_COMMAND__TOPOLOGY_UPDATE_V2; + dtm_cmd->dtm_in_message.topology_update_v2.display_handle = display->index; + dtm_cmd->dtm_in_message.topology_update_v2.is_active = 1; + dtm_cmd->dtm_in_message.topology_update_v2.controller = display->controller; + dtm_cmd->dtm_in_message.topology_update_v2.ddc_line = link->ddc_line; + dtm_cmd->dtm_in_message.topology_update_v2.dig_be = link->dig_be; + dtm_cmd->dtm_in_message.topology_update_v2.dig_fe = display->dig_fe; + if (is_dp_hdcp(hdcp)) + dtm_cmd->dtm_in_message.topology_update_v2.is_assr = link->dp.assr_supported; + + dtm_cmd->dtm_in_message.topology_update_v2.dp_mst_vcid = display->vc_id; + dtm_cmd->dtm_in_message.topology_update_v2.max_hdcp_supported_version = + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__2_2; + dtm_cmd->dtm_status = TA_DTM_STATUS__GENERIC_FAILURE; + + psp_dtm_invoke(psp, dtm_cmd->cmd_id); + + if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) + return MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE; + + display->state = MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED; + HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, display->index); return MOD_HDCP_STATUS_SUCCESS; } @@ -164,6 +161,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_destroy_session(struct mod_hdcp *hdcp) struct psp_context *psp = hdcp->config.psp.handle; struct ta_hdcp_shared_memory *hdcp_cmd; + uint8_t i = 0; hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.hdcp_shared_buf; memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory)); @@ -177,6 +175,14 @@ enum mod_hdcp_status mod_hdcp_hdcp1_destroy_session(struct mod_hdcp *hdcp) return MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE; HDCP_TOP_HDCP1_DESTROY_SESSION_TRACE(hdcp); + for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) + if (is_display_encryption_enabled( + &hdcp->displays[i])) { + hdcp->displays[i].state = + MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED; + HDCP_HDCP1_DISABLED_TRACE(hdcp, + hdcp->displays[i].index); + } return MOD_HDCP_STATUS_SUCCESS; } @@ -210,6 +216,10 @@ enum mod_hdcp_status mod_hdcp_hdcp1_validate_rx(struct mod_hdcp *hdcp) } else if (hdcp_cmd->out_msg.hdcp1_first_part_authentication.authentication_status == TA_HDCP_AUTHENTICATION_STATUS__HDCP1_AUTHENTICATED) { hdcp->connection.is_repeater = 0; + } else if (hdcp_cmd->out_msg.hdcp1_first_part_authentication.authentication_status == + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_KSV_REVOKED) { + hdcp->connection.is_hdcp1_revoked = 1; + return MOD_HDCP_STATUS_HDCP1_BKSV_REVOKED; } else return MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE; @@ -245,6 +255,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_validate_ksvlist_vp(struct mod_hdcp *hdcp) { struct psp_context *psp = hdcp->config.psp.handle; struct ta_hdcp_shared_memory *hdcp_cmd; + enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS; hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.hdcp_shared_buf; memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory)); @@ -264,10 +275,19 @@ enum mod_hdcp_status mod_hdcp_hdcp1_validate_ksvlist_vp(struct mod_hdcp *hdcp) psp_hdcp_invoke(psp, hdcp_cmd->cmd_id); - if (hdcp_cmd->hdcp_status != TA_HDCP_STATUS__SUCCESS) - return MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE; + if (hdcp_cmd->hdcp_status == TA_HDCP_STATUS__SUCCESS && + hdcp_cmd->out_msg.hdcp1_second_part_authentication.authentication_status == + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_AUTHENTICATED) { + status = MOD_HDCP_STATUS_SUCCESS; + } else if (hdcp_cmd->out_msg.hdcp1_second_part_authentication.authentication_status == + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_KSV_REVOKED) { + hdcp->connection.is_hdcp1_revoked = 1; + status = MOD_HDCP_STATUS_HDCP1_KSV_LIST_REVOKED; + } else { + status = MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE; + } - return MOD_HDCP_STATUS_SUCCESS; + return status; } enum mod_hdcp_status mod_hdcp_hdcp1_enable_dp_stream_encryption(struct mod_hdcp *hdcp) @@ -281,14 +301,14 @@ enum mod_hdcp_status mod_hdcp_hdcp1_enable_dp_stream_encryption(struct mod_hdcp for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) { - if (hdcp->connection.displays[i].state != MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED || - hdcp->connection.displays[i].adjust.disable) + if (hdcp->displays[i].state != MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED || + hdcp->displays[i].adjust.disable) continue; memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory)); hdcp_cmd->in_msg.hdcp1_enable_dp_stream_encryption.session_handle = hdcp->auth.id; - hdcp_cmd->in_msg.hdcp1_enable_dp_stream_encryption.display_handle = hdcp->connection.displays[i].index; + hdcp_cmd->in_msg.hdcp1_enable_dp_stream_encryption.display_handle = hdcp->displays[i].index; hdcp_cmd->cmd_id = TA_HDCP_COMMAND__HDCP1_ENABLE_DP_STREAM_ENCRYPTION; psp_hdcp_invoke(psp, hdcp_cmd->cmd_id); @@ -296,8 +316,8 @@ enum mod_hdcp_status mod_hdcp_hdcp1_enable_dp_stream_encryption(struct mod_hdcp if (hdcp_cmd->hdcp_status != TA_HDCP_STATUS__SUCCESS) return MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE; - hdcp->connection.displays[i].state = MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED; - HDCP_HDCP1_ENABLED_TRACE(hdcp, hdcp->connection.displays[i].index); + hdcp->displays[i].state = MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED; + HDCP_HDCP1_ENABLED_TRACE(hdcp, hdcp->displays[i].index); } return MOD_HDCP_STATUS_SUCCESS; @@ -385,6 +405,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_destroy_session(struct mod_hdcp *hdcp) { struct psp_context *psp = hdcp->config.psp.handle; struct ta_hdcp_shared_memory *hdcp_cmd; + uint8_t i = 0; hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.hdcp_shared_buf; memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory)); @@ -398,6 +419,14 @@ enum mod_hdcp_status mod_hdcp_hdcp2_destroy_session(struct mod_hdcp *hdcp) return MOD_HDCP_STATUS_HDCP2_DESTROY_SESSION_FAILURE; HDCP_TOP_HDCP2_DESTROY_SESSION_TRACE(hdcp); + for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) + if (is_display_encryption_enabled( + &hdcp->displays[i])) { + hdcp->displays[i].state = + MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED; + HDCP_HDCP2_DISABLED_TRACE(hdcp, + hdcp->displays[i].index); + } return MOD_HDCP_STATUS_SUCCESS; } @@ -473,9 +502,12 @@ enum mod_hdcp_status mod_hdcp_hdcp2_validate_ake_cert(struct mod_hdcp *hdcp) hdcp->connection.is_km_stored = msg_out->process.is_km_stored ? 1 : 0; hdcp->connection.is_repeater = msg_out->process.is_repeater ? 1 : 0; return MOD_HDCP_STATUS_SUCCESS; + } else if (msg_out->process.msg1_status == TA_HDCP2_MSG_AUTHENTICATION_STATUS__RECEIVERID_REVOKED) { + hdcp->connection.is_hdcp2_revoked = 1; + return MOD_HDCP_STATUS_HDCP2_AKE_CERT_REVOKED; } - return MOD_HDCP_STATUS_FAILURE; + return MOD_HDCP_STATUS_HDCP2_VALIDATE_AKE_CERT_FAILURE; } enum mod_hdcp_status mod_hdcp_hdcp2_validate_h_prime(struct mod_hdcp *hdcp) @@ -630,20 +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); @@ -695,6 +722,9 @@ enum mod_hdcp_status mod_hdcp_hdcp2_validate_rx_id_list(struct mod_hdcp *hdcp) hdcp->connection.is_km_stored = msg_out->process.is_km_stored ? 1 : 0; hdcp->connection.is_repeater = msg_out->process.is_repeater ? 1 : 0; return MOD_HDCP_STATUS_SUCCESS; + } else if (msg_out->process.msg1_status == TA_HDCP2_MSG_AUTHENTICATION_STATUS__RECEIVERID_REVOKED) { + hdcp->connection.is_hdcp2_revoked = 1; + return MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_REVOKED; } @@ -717,10 +747,10 @@ enum mod_hdcp_status mod_hdcp_hdcp2_enable_dp_stream_encryption(struct mod_hdcp for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) { - if (hdcp->connection.displays[i].state != MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED || - hdcp->connection.displays[i].adjust.disable) + if (hdcp->displays[i].state != MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED || + hdcp->displays[i].adjust.disable) continue; - hdcp_cmd->in_msg.hdcp2_enable_dp_stream_encryption.display_handle = hdcp->connection.displays[i].index; + hdcp_cmd->in_msg.hdcp2_enable_dp_stream_encryption.display_handle = hdcp->displays[i].index; hdcp_cmd->in_msg.hdcp2_enable_dp_stream_encryption.session_handle = hdcp->auth.id; hdcp_cmd->cmd_id = TA_HDCP_COMMAND__HDCP2_ENABLE_DP_STREAM_ENCRYPTION; @@ -729,8 +759,8 @@ enum mod_hdcp_status mod_hdcp_hdcp2_enable_dp_stream_encryption(struct mod_hdcp if (hdcp_cmd->hdcp_status != TA_HDCP_STATUS__SUCCESS) break; - hdcp->connection.displays[i].state = MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED; - HDCP_HDCP2_ENABLED_TRACE(hdcp, hdcp->connection.displays[i].index); + hdcp->displays[i].state = MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED; + HDCP_HDCP2_ENABLED_TRACE(hdcp, hdcp->displays[i].index); } return (hdcp_cmd->hdcp_status == TA_HDCP_STATUS__SUCCESS) ? MOD_HDCP_STATUS_SUCCESS |