From: Wenjing Liu Date: Mon, 26 Jul 2021 18:59:03 +0000 (-0400) Subject: drm/amd/display: add authentication_complete in hdcp output X-Git-Tag: accepted/tizen/unified/20230118.172025~6402^2~10^2~61 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0a95fab36a660021c3127476a8df6518fe47a23e;p=platform%2Fkernel%2Flinux-rpi.git drm/amd/display: add authentication_complete in hdcp output [why] DM needs to be notified when hdcp module has completed authentication attempt. Reviewed-by: Bhawanpreet Lakha Reviewed-by: George Shen Acked-by: Anson Jacob Signed-off-by: Wenjing Liu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c index 06d60f0..3e81850 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c @@ -145,6 +145,7 @@ static enum mod_hdcp_status transition(struct mod_hdcp *hdcp, } else { callback_in_ms(0, output); set_state_id(hdcp, output, HDCP_CP_NOT_DESIRED); + set_auth_complete(hdcp, output); } else if (is_hdmi_dvi_sl_hdcp(hdcp)) if (is_cp_desired_hdcp2(hdcp)) { @@ -156,10 +157,12 @@ static enum mod_hdcp_status transition(struct mod_hdcp *hdcp, } else { callback_in_ms(0, output); set_state_id(hdcp, output, HDCP_CP_NOT_DESIRED); + set_auth_complete(hdcp, output); } else { callback_in_ms(0, output); set_state_id(hdcp, output, HDCP_CP_NOT_DESIRED); + set_auth_complete(hdcp, output); } } else if (is_in_cp_not_desired_state(hdcp)) { increment_stay_counter(hdcp); @@ -520,7 +523,7 @@ enum mod_hdcp_status mod_hdcp_process_event(struct mod_hdcp *hdcp, /* reset authentication if needed */ if (trans_status == MOD_HDCP_STATUS_RESET_NEEDED) { - HDCP_FULL_DDC_TRACE(hdcp); + mod_hdcp_log_ddc_trace(hdcp); reset_status = reset_authentication(hdcp, output); if (reset_status != MOD_HDCP_STATUS_SUCCESS) push_error_status(hdcp, reset_status); diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h index 7123f09..399fbca8 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h @@ -324,6 +324,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_dp_transition(struct mod_hdcp *hdcp, /* log functions */ void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size, uint8_t *buf, uint32_t buf_size); +void mod_hdcp_log_ddc_trace(struct mod_hdcp *hdcp); /* TODO: add adjustment log */ /* psp functions */ @@ -494,6 +495,13 @@ static inline void set_watchdog_in_ms(struct mod_hdcp *hdcp, uint16_t time, output->watchdog_timer_delay = time; } +static inline void set_auth_complete(struct mod_hdcp *hdcp, + struct mod_hdcp_output *output) +{ + output->auth_complete = 1; + mod_hdcp_log_ddc_trace(hdcp); +} + /* connection topology helpers */ static inline uint8_t is_display_active(struct mod_hdcp_display *display) { diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c index 3dda8c1..7f01119 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c @@ -89,7 +89,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_transition(struct mod_hdcp *hdcp, } else { callback_in_ms(0, output); set_state_id(hdcp, output, H1_A45_AUTHENTICATED); - HDCP_FULL_DDC_TRACE(hdcp); + set_auth_complete(hdcp, output); } break; case H1_A45_AUTHENTICATED: @@ -137,7 +137,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_transition(struct mod_hdcp *hdcp, } callback_in_ms(0, output); set_state_id(hdcp, output, H1_A45_AUTHENTICATED); - HDCP_FULL_DDC_TRACE(hdcp); + set_auth_complete(hdcp, output); break; default: status = MOD_HDCP_STATUS_INVALID_STATE; @@ -239,7 +239,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_dp_transition(struct mod_hdcp *hdcp, set_state_id(hdcp, output, D1_A6_WAIT_FOR_READY); } else { set_state_id(hdcp, output, D1_A4_AUTHENTICATED); - HDCP_FULL_DDC_TRACE(hdcp); + set_auth_complete(hdcp, output); } break; case D1_A4_AUTHENTICATED: @@ -311,7 +311,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_dp_transition(struct mod_hdcp *hdcp, break; } set_state_id(hdcp, output, D1_A4_AUTHENTICATED); - HDCP_FULL_DDC_TRACE(hdcp); + set_auth_complete(hdcp, output); break; default: fail_and_restart_in_ms(0, &status, output); diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_transition.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_transition.c index 70cb230..1f4095b 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_transition.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_transition.c @@ -242,7 +242,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_transition(struct mod_hdcp *hdcp, } callback_in_ms(0, output); set_state_id(hdcp, output, H2_A5_AUTHENTICATED); - HDCP_FULL_DDC_TRACE(hdcp); + set_auth_complete(hdcp, output); break; case H2_A5_AUTHENTICATED: if (input->rxstatus_read == FAIL || @@ -559,7 +559,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_dp_transition(struct mod_hdcp *hdcp, break; } set_state_id(hdcp, output, D2_A5_AUTHENTICATED); - HDCP_FULL_DDC_TRACE(hdcp); + set_auth_complete(hdcp, output); break; case D2_A5_AUTHENTICATED: if (input->rxstatus_read == FAIL || diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c index 1a0f7c3d..6b3b5f61 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c @@ -51,6 +51,80 @@ void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size, } } +void mod_hdcp_log_ddc_trace(struct mod_hdcp *hdcp) +{ + if (is_hdcp1(hdcp)) { + HDCP_DDC_READ_TRACE(hdcp, "BKSV", hdcp->auth.msg.hdcp1.bksv, + sizeof(hdcp->auth.msg.hdcp1.bksv)); + HDCP_DDC_READ_TRACE(hdcp, "BCAPS", &hdcp->auth.msg.hdcp1.bcaps, + sizeof(hdcp->auth.msg.hdcp1.bcaps)); + HDCP_DDC_READ_TRACE(hdcp, "BSTATUS", + (uint8_t *)&hdcp->auth.msg.hdcp1.bstatus, + sizeof(hdcp->auth.msg.hdcp1.bstatus)); + HDCP_DDC_WRITE_TRACE(hdcp, "AN", hdcp->auth.msg.hdcp1.an, + sizeof(hdcp->auth.msg.hdcp1.an)); + HDCP_DDC_WRITE_TRACE(hdcp, "AKSV", hdcp->auth.msg.hdcp1.aksv, + sizeof(hdcp->auth.msg.hdcp1.aksv)); + HDCP_DDC_WRITE_TRACE(hdcp, "AINFO", &hdcp->auth.msg.hdcp1.ainfo, + sizeof(hdcp->auth.msg.hdcp1.ainfo)); + HDCP_DDC_READ_TRACE(hdcp, "RI' / R0'", + (uint8_t *)&hdcp->auth.msg.hdcp1.r0p, + sizeof(hdcp->auth.msg.hdcp1.r0p)); + HDCP_DDC_READ_TRACE(hdcp, "BINFO", + (uint8_t *)&hdcp->auth.msg.hdcp1.binfo_dp, + sizeof(hdcp->auth.msg.hdcp1.binfo_dp)); + HDCP_DDC_READ_TRACE(hdcp, "KSVLIST", hdcp->auth.msg.hdcp1.ksvlist, + hdcp->auth.msg.hdcp1.ksvlist_size); + HDCP_DDC_READ_TRACE(hdcp, "V'", hdcp->auth.msg.hdcp1.vp, + sizeof(hdcp->auth.msg.hdcp1.vp)); + } else if (is_hdcp2(hdcp)) { + HDCP_DDC_READ_TRACE(hdcp, "HDCP2Version", + &hdcp->auth.msg.hdcp2.hdcp2version_hdmi, + sizeof(hdcp->auth.msg.hdcp2.hdcp2version_hdmi)); + HDCP_DDC_READ_TRACE(hdcp, "Rx Caps", hdcp->auth.msg.hdcp2.rxcaps_dp, + sizeof(hdcp->auth.msg.hdcp2.rxcaps_dp)); + HDCP_DDC_WRITE_TRACE(hdcp, "AKE Init", hdcp->auth.msg.hdcp2.ake_init, + sizeof(hdcp->auth.msg.hdcp2.ake_init)); + HDCP_DDC_READ_TRACE(hdcp, "AKE Cert", hdcp->auth.msg.hdcp2.ake_cert, + sizeof(hdcp->auth.msg.hdcp2.ake_cert)); + HDCP_DDC_WRITE_TRACE(hdcp, "Stored KM", + hdcp->auth.msg.hdcp2.ake_stored_km, + sizeof(hdcp->auth.msg.hdcp2.ake_stored_km)); + HDCP_DDC_WRITE_TRACE(hdcp, "No Stored KM", + hdcp->auth.msg.hdcp2.ake_no_stored_km, + sizeof(hdcp->auth.msg.hdcp2.ake_no_stored_km)); + HDCP_DDC_READ_TRACE(hdcp, "H'", hdcp->auth.msg.hdcp2.ake_h_prime, + sizeof(hdcp->auth.msg.hdcp2.ake_h_prime)); + HDCP_DDC_READ_TRACE(hdcp, "Pairing Info", + hdcp->auth.msg.hdcp2.ake_pairing_info, + sizeof(hdcp->auth.msg.hdcp2.ake_pairing_info)); + HDCP_DDC_WRITE_TRACE(hdcp, "LC Init", hdcp->auth.msg.hdcp2.lc_init, + sizeof(hdcp->auth.msg.hdcp2.lc_init)); + HDCP_DDC_READ_TRACE(hdcp, "L'", hdcp->auth.msg.hdcp2.lc_l_prime, + sizeof(hdcp->auth.msg.hdcp2.lc_l_prime)); + HDCP_DDC_WRITE_TRACE(hdcp, "Exchange KS", hdcp->auth.msg.hdcp2.ske_eks, + sizeof(hdcp->auth.msg.hdcp2.ske_eks)); + HDCP_DDC_READ_TRACE(hdcp, "Rx Status", + (uint8_t *)&hdcp->auth.msg.hdcp2.rxstatus, + sizeof(hdcp->auth.msg.hdcp2.rxstatus)); + HDCP_DDC_READ_TRACE(hdcp, "Rx Id List", + hdcp->auth.msg.hdcp2.rx_id_list, + hdcp->auth.msg.hdcp2.rx_id_list_size); + HDCP_DDC_WRITE_TRACE(hdcp, "Rx Id List Ack", + hdcp->auth.msg.hdcp2.repeater_auth_ack, + sizeof(hdcp->auth.msg.hdcp2.repeater_auth_ack)); + HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Management", + hdcp->auth.msg.hdcp2.repeater_auth_stream_manage, + hdcp->auth.msg.hdcp2.stream_manage_size); + HDCP_DDC_READ_TRACE(hdcp, "Stream Ready", + hdcp->auth.msg.hdcp2.repeater_auth_stream_ready, + sizeof(hdcp->auth.msg.hdcp2.repeater_auth_stream_ready)); + HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Type", + hdcp->auth.msg.hdcp2.content_stream_type_dp, + sizeof(hdcp->auth.msg.hdcp2.content_stream_type_dp)); + } +} + char *mod_hdcp_status_to_str(int32_t status) { switch (status) { diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h index 47f8ee2..eb6f9b9 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h @@ -106,78 +106,6 @@ hdcp->config.index, msg_name,\ hdcp->buf); \ } while (0) -#define HDCP_FULL_DDC_TRACE(hdcp) do { \ - if (is_hdcp1(hdcp)) { \ - HDCP_DDC_READ_TRACE(hdcp, "BKSV", hdcp->auth.msg.hdcp1.bksv, \ - sizeof(hdcp->auth.msg.hdcp1.bksv)); \ - HDCP_DDC_READ_TRACE(hdcp, "BCAPS", &hdcp->auth.msg.hdcp1.bcaps, \ - sizeof(hdcp->auth.msg.hdcp1.bcaps)); \ - HDCP_DDC_READ_TRACE(hdcp, "BSTATUS", \ - (uint8_t *)&hdcp->auth.msg.hdcp1.bstatus, \ - sizeof(hdcp->auth.msg.hdcp1.bstatus)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "AN", hdcp->auth.msg.hdcp1.an, \ - sizeof(hdcp->auth.msg.hdcp1.an)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "AKSV", hdcp->auth.msg.hdcp1.aksv, \ - sizeof(hdcp->auth.msg.hdcp1.aksv)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "AINFO", &hdcp->auth.msg.hdcp1.ainfo, \ - sizeof(hdcp->auth.msg.hdcp1.ainfo)); \ - HDCP_DDC_READ_TRACE(hdcp, "RI' / R0'", \ - (uint8_t *)&hdcp->auth.msg.hdcp1.r0p, \ - sizeof(hdcp->auth.msg.hdcp1.r0p)); \ - HDCP_DDC_READ_TRACE(hdcp, "BINFO", \ - (uint8_t *)&hdcp->auth.msg.hdcp1.binfo_dp, \ - sizeof(hdcp->auth.msg.hdcp1.binfo_dp)); \ - HDCP_DDC_READ_TRACE(hdcp, "KSVLIST", hdcp->auth.msg.hdcp1.ksvlist, \ - hdcp->auth.msg.hdcp1.ksvlist_size); \ - HDCP_DDC_READ_TRACE(hdcp, "V'", hdcp->auth.msg.hdcp1.vp, \ - sizeof(hdcp->auth.msg.hdcp1.vp)); \ - } else { \ - HDCP_DDC_READ_TRACE(hdcp, "HDCP2Version", \ - &hdcp->auth.msg.hdcp2.hdcp2version_hdmi, \ - sizeof(hdcp->auth.msg.hdcp2.hdcp2version_hdmi)); \ - HDCP_DDC_READ_TRACE(hdcp, "Rx Caps", hdcp->auth.msg.hdcp2.rxcaps_dp, \ - sizeof(hdcp->auth.msg.hdcp2.rxcaps_dp)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "AKE Init", hdcp->auth.msg.hdcp2.ake_init, \ - sizeof(hdcp->auth.msg.hdcp2.ake_init)); \ - HDCP_DDC_READ_TRACE(hdcp, "AKE Cert", hdcp->auth.msg.hdcp2.ake_cert, \ - sizeof(hdcp->auth.msg.hdcp2.ake_cert)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "Stored KM", \ - hdcp->auth.msg.hdcp2.ake_stored_km, \ - sizeof(hdcp->auth.msg.hdcp2.ake_stored_km)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "No Stored KM", \ - hdcp->auth.msg.hdcp2.ake_no_stored_km, \ - sizeof(hdcp->auth.msg.hdcp2.ake_no_stored_km)); \ - HDCP_DDC_READ_TRACE(hdcp, "H'", hdcp->auth.msg.hdcp2.ake_h_prime, \ - sizeof(hdcp->auth.msg.hdcp2.ake_h_prime)); \ - HDCP_DDC_READ_TRACE(hdcp, "Pairing Info", \ - hdcp->auth.msg.hdcp2.ake_pairing_info, \ - sizeof(hdcp->auth.msg.hdcp2.ake_pairing_info)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "LC Init", hdcp->auth.msg.hdcp2.lc_init, \ - sizeof(hdcp->auth.msg.hdcp2.lc_init)); \ - HDCP_DDC_READ_TRACE(hdcp, "L'", hdcp->auth.msg.hdcp2.lc_l_prime, \ - sizeof(hdcp->auth.msg.hdcp2.lc_l_prime)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "Exchange KS", hdcp->auth.msg.hdcp2.ske_eks, \ - sizeof(hdcp->auth.msg.hdcp2.ske_eks)); \ - HDCP_DDC_READ_TRACE(hdcp, "Rx Status", \ - (uint8_t *)&hdcp->auth.msg.hdcp2.rxstatus, \ - sizeof(hdcp->auth.msg.hdcp2.rxstatus)); \ - HDCP_DDC_READ_TRACE(hdcp, "Rx Id List", \ - hdcp->auth.msg.hdcp2.rx_id_list, \ - hdcp->auth.msg.hdcp2.rx_id_list_size); \ - HDCP_DDC_WRITE_TRACE(hdcp, "Rx Id List Ack", \ - hdcp->auth.msg.hdcp2.repeater_auth_ack, \ - sizeof(hdcp->auth.msg.hdcp2.repeater_auth_ack)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Management", \ - hdcp->auth.msg.hdcp2.repeater_auth_stream_manage, \ - hdcp->auth.msg.hdcp2.stream_manage_size); \ - HDCP_DDC_READ_TRACE(hdcp, "Stream Ready", \ - hdcp->auth.msg.hdcp2.repeater_auth_stream_ready, \ - sizeof(hdcp->auth.msg.hdcp2.repeater_auth_stream_ready)); \ - HDCP_DDC_WRITE_TRACE(hdcp, "Content Stream Type", \ - hdcp->auth.msg.hdcp2.content_stream_type_dp, \ - sizeof(hdcp->auth.msg.hdcp2.content_stream_type_dp)); \ - } \ -} while (0) #define HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, i) \ HDCP_LOG_TOP(hdcp, "[Link %d]\tadd display %d", \ hdcp->config.index, i) diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h index a6eb86d..f37101f 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h @@ -225,6 +225,7 @@ struct mod_hdcp_output { uint8_t watchdog_timer_stop; uint16_t callback_delay; uint16_t watchdog_timer_delay; + uint8_t auth_complete; }; /* used to represent per display info */