diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.h | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.h b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.h new file mode 100644 index 000000000000..986fc07ea9ea --- /dev/null +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.h @@ -0,0 +1,272 @@ +/* + * Copyright 2019 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef MODULES_HDCP_HDCP_PSP_H_ +#define MODULES_HDCP_HDCP_PSP_H_ + +/* + * NOTE: These parameters are a one-to-one copy of the + * parameters required by PSP + */ +enum bgd_security_hdcp_encryption_level { + HDCP_ENCRYPTION_LEVEL__INVALID = 0, + HDCP_ENCRYPTION_LEVEL__OFF, + HDCP_ENCRYPTION_LEVEL__ON +}; + +enum ta_dtm_command { + TA_DTM_COMMAND__UNUSED_1 = 1, + TA_DTM_COMMAND__TOPOLOGY_UPDATE_V2, + TA_DTM_COMMAND__TOPOLOGY_ASSR_ENABLE +}; + +/* DTM related enumerations */ +/**********************************************************/ + +enum ta_dtm_status { + TA_DTM_STATUS__SUCCESS = 0x00, + TA_DTM_STATUS__GENERIC_FAILURE = 0x01, + TA_DTM_STATUS__INVALID_PARAMETER = 0x02, + TA_DTM_STATUS__NULL_POINTER = 0x3 +}; + +/* input/output structures for DTM commands */ +/**********************************************************/ +/** + * Input structures + */ +enum ta_dtm_hdcp_version_max_supported { + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__NONE = 0, + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__1_x = 10, + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__2_0 = 20, + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__2_1 = 21, + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__2_2 = 22, + TA_DTM_HDCP_VERSION_MAX_SUPPORTED__2_3 = 23 +}; + +struct ta_dtm_topology_update_input_v2 { + /* display handle is unique across the driver and is used to identify a display */ + /* for all security interfaces which reference displays such as HDCP */ + uint32_t display_handle; + uint32_t is_active; + uint32_t is_miracast; + uint32_t controller; + uint32_t ddc_line; + uint32_t dig_be; + uint32_t dig_fe; + uint32_t dp_mst_vcid; + uint32_t is_assr; + uint32_t max_hdcp_supported_version; +}; + +struct ta_dtm_topology_assr_enable { + uint32_t display_topology_dig_be_index; +}; + +/** + * Output structures + */ + +/* No output structures yet */ + +union ta_dtm_cmd_input { + struct ta_dtm_topology_update_input_v2 topology_update_v2; + struct ta_dtm_topology_assr_enable topology_assr_enable; +}; + +union ta_dtm_cmd_output { + uint32_t reserved; +}; + +struct ta_dtm_shared_memory { + uint32_t cmd_id; + uint32_t resp_id; + enum ta_dtm_status dtm_status; + uint32_t reserved; + union ta_dtm_cmd_input dtm_in_message; + union ta_dtm_cmd_output dtm_out_message; +}; + +int psp_cmd_submit_buf(struct psp_context *psp, struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd_resp *cmd, + uint64_t fence_mc_addr); + +enum ta_hdcp_command { + TA_HDCP_COMMAND__INITIALIZE, + TA_HDCP_COMMAND__HDCP1_CREATE_SESSION, + TA_HDCP_COMMAND__HDCP1_DESTROY_SESSION, + TA_HDCP_COMMAND__HDCP1_FIRST_PART_AUTHENTICATION, + TA_HDCP_COMMAND__HDCP1_SECOND_PART_AUTHENTICATION, + TA_HDCP_COMMAND__HDCP1_ENABLE_ENCRYPTION, + TA_HDCP_COMMAND__HDCP1_ENABLE_DP_STREAM_ENCRYPTION, + TA_HDCP_COMMAND__HDCP1_GET_ENCRYPTION_STATUS, +}; + + +/* HDCP related enumerations */ +/**********************************************************/ +#define TA_HDCP__INVALID_SESSION 0xFFFF +#define TA_HDCP__HDCP1_AN_SIZE 8 +#define TA_HDCP__HDCP1_KSV_SIZE 5 +#define TA_HDCP__HDCP1_KSV_LIST_MAX_ENTRIES 127 +#define TA_HDCP__HDCP1_V_PRIME_SIZE 20 + +enum ta_hdcp_status { + TA_HDCP_STATUS__SUCCESS = 0x00, + TA_HDCP_STATUS__GENERIC_FAILURE = 0x01, + TA_HDCP_STATUS__NULL_POINTER = 0x02, + TA_HDCP_STATUS__FAILED_ALLOCATING_SESSION = 0x03, + TA_HDCP_STATUS__FAILED_SETUP_TX = 0x04, + TA_HDCP_STATUS__INVALID_PARAMETER = 0x05, + TA_HDCP_STATUS__VHX_ERROR = 0x06, + TA_HDCP_STATUS__SESSION_NOT_CLOSED_PROPERLY = 0x07, + TA_HDCP_STATUS__SRM_FAILURE = 0x08, + TA_HDCP_STATUS__MST_AUTHENTICATED_ALREADY_STARTED = 0x09, + TA_HDCP_STATUS__AKE_SEND_CERT_FAILURE = 0x0A, + TA_HDCP_STATUS__AKE_NO_STORED_KM_FAILURE = 0x0B, + TA_HDCP_STATUS__AKE_SEND_HPRIME_FAILURE = 0x0C, + TA_HDCP_STATUS__LC_SEND_LPRIME_FAILURE = 0x0D, + TA_HDCP_STATUS__SKE_SEND_EKS_FAILURE = 0x0E, + TA_HDCP_STATUS__REPAUTH_SEND_RXIDLIST_FAILURE = 0x0F, + TA_HDCP_STATUS__REPAUTH_STREAM_READY_FAILURE = 0x10, + TA_HDCP_STATUS__ASD_GENERIC_FAILURE = 0x11, + TA_HDCP_STATUS__UNWRAP_SECRET_FAILURE = 0x12, + TA_HDCP_STATUS__ENABLE_ENCR_FAILURE = 0x13, + TA_HDCP_STATUS__DISABLE_ENCR_FAILURE = 0x14, + TA_HDCP_STATUS__NOT_ENOUGH_MEMORY_FAILURE = 0x15, + TA_HDCP_STATUS__UNKNOWN_MESSAGE = 0x16, + TA_HDCP_STATUS__TOO_MANY_STREAM = 0x17 +}; + +enum ta_hdcp_authentication_status { + TA_HDCP_AUTHENTICATION_STATUS__NOT_STARTED = 0x00, + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_FIRST_PART_FAILED = 0x01, + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_FIRST_PART_COMPLETE = 0x02, + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_SECOND_PART_FAILED = 0x03, + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_AUTHENTICATED = 0x04, + TA_HDCP_AUTHENTICATION_STATUS__HDCP1_KSV_VALIDATION_FAILED = 0x09 +}; + + +/* input/output structures for HDCP commands */ +/**********************************************************/ +struct ta_hdcp_cmd_hdcp1_create_session_input { + uint8_t display_handle; +}; + +struct ta_hdcp_cmd_hdcp1_create_session_output { + uint32_t session_handle; + uint8_t an_primary[TA_HDCP__HDCP1_AN_SIZE]; + uint8_t aksv_primary[TA_HDCP__HDCP1_KSV_SIZE]; + uint8_t ainfo_primary; + uint8_t an_secondary[TA_HDCP__HDCP1_AN_SIZE]; + uint8_t aksv_secondary[TA_HDCP__HDCP1_KSV_SIZE]; + uint8_t ainfo_secondary; +}; + +struct ta_hdcp_cmd_hdcp1_destroy_session_input { + uint32_t session_handle; +}; + +struct ta_hdcp_cmd_hdcp1_first_part_authentication_input { + uint32_t session_handle; + uint8_t bksv_primary[TA_HDCP__HDCP1_KSV_SIZE]; + uint8_t bksv_secondary[TA_HDCP__HDCP1_KSV_SIZE]; + uint8_t bcaps; + uint16_t r0_prime_primary; + uint16_t r0_prime_secondary; +}; + +struct ta_hdcp_cmd_hdcp1_first_part_authentication_output { + enum ta_hdcp_authentication_status authentication_status; +}; + +struct ta_hdcp_cmd_hdcp1_second_part_authentication_input { + uint32_t session_handle; + uint16_t bstatus_binfo; + uint8_t ksv_list[TA_HDCP__HDCP1_KSV_LIST_MAX_ENTRIES][TA_HDCP__HDCP1_KSV_SIZE]; + uint32_t ksv_list_size; + uint8_t pj_prime; + uint8_t v_prime[TA_HDCP__HDCP1_V_PRIME_SIZE]; +}; + +struct ta_hdcp_cmd_hdcp1_second_part_authentication_output { + enum ta_hdcp_authentication_status authentication_status; +}; + +struct ta_hdcp_cmd_hdcp1_enable_encryption_input { + uint32_t session_handle; +}; + +struct ta_hdcp_cmd_hdcp1_enable_dp_stream_encryption_input { + uint32_t session_handle; + uint32_t display_handle; +}; + +struct ta_hdcp_cmd_hdcp1_get_encryption_status_input { + uint32_t session_handle; +}; + +struct ta_hdcp_cmd_hdcp1_get_encryption_status_output { + uint32_t protection_level; +}; + +/**********************************************************/ +/* Common input structure for HDCP callbacks */ +union ta_hdcp_cmd_input { + struct ta_hdcp_cmd_hdcp1_create_session_input hdcp1_create_session; + struct ta_hdcp_cmd_hdcp1_destroy_session_input hdcp1_destroy_session; + struct ta_hdcp_cmd_hdcp1_first_part_authentication_input hdcp1_first_part_authentication; + struct ta_hdcp_cmd_hdcp1_second_part_authentication_input hdcp1_second_part_authentication; + struct ta_hdcp_cmd_hdcp1_enable_encryption_input hdcp1_enable_encryption; + struct ta_hdcp_cmd_hdcp1_enable_dp_stream_encryption_input hdcp1_enable_dp_stream_encryption; + struct ta_hdcp_cmd_hdcp1_get_encryption_status_input hdcp1_get_encryption_status; +}; + +/* Common output structure for HDCP callbacks */ +union ta_hdcp_cmd_output { + struct ta_hdcp_cmd_hdcp1_create_session_output hdcp1_create_session; + struct ta_hdcp_cmd_hdcp1_first_part_authentication_output hdcp1_first_part_authentication; + struct ta_hdcp_cmd_hdcp1_second_part_authentication_output hdcp1_second_part_authentication; + struct ta_hdcp_cmd_hdcp1_get_encryption_status_output hdcp1_get_encryption_status; +}; +/**********************************************************/ + +struct ta_hdcp_shared_memory { + uint32_t cmd_id; + enum ta_hdcp_status hdcp_status; + uint32_t reserved; + union ta_hdcp_cmd_input in_msg; + union ta_hdcp_cmd_output out_msg; +}; + +enum psp_status { + PSP_STATUS__SUCCESS = 0, + PSP_STATUS__ERROR_INVALID_PARAMS, + PSP_STATUS__ERROR_GENERIC, + PSP_STATUS__ERROR_OUT_OF_MEMORY, + PSP_STATUS__ERROR_UNSUPPORTED_FEATURE +}; + +#endif /* MODULES_HDCP_HDCP_PSP_H_ */ |