int api_Configure(videoParams_t * video, audioParams_t * audio, productParams_t * product, hdcpParams_t * hdcp) { hdmivsdb_t vsdb; // int audioOn = 0; //lltang audio on int audioOn = 1; int success = TRUE; int hdcpOn = (hdcp != 0 && (control_SupportsHdcp(api_mBaseAddress) == TRUE)) ? TRUE : FALSE; LOG_TRACE(); if (video == NULL) { error_Set(ERR_HPD_LOST); LOG_ERROR("video params invalid"); return FALSE; } audioOn = (audio != 0 && videoParams_GetHdmi(video)); if (api_mCurrentState < API_HPD) { error_Set(ERR_HPD_LOST); LOG_ERROR("cable not connected"); return FALSE; } else if (api_mCurrentState == API_HPD) { printk("E-EDID not read. Media may not be supported by sink\n"); } else if (api_mCurrentState == API_EDID_READ) { api_CheckParamsVideo(video); if (api_EdidHdmivsdb(&vsdb)) { if (!hdmivsdb_GetDeepColor30(&vsdb) && !hdmivsdb_GetDeepColor36(&vsdb) && !hdmivsdb_GetDeepColor48(&vsdb)) { videoParams_SetColorResolution(video, 0); } } } control_InterruptMute(api_mBaseAddress, ~0); /* disable interrupts */ #ifdef CONFIG_HMDI_JZ4780_DEBUG printk("=====>disable TX_INT in %s:%d\n", __func__, __LINE__); #endif system_InterruptDisable(TX_INT); do { if (video_Configure(api_mBaseAddress, video, api_mDataEnablePolarity, hdcpOn) != TRUE) { success = FALSE; break; } if (audioOn) { if (api_mCurrentState == API_EDID_READ) { api_CheckParamsAudio(audio); } #if 0 //del by lltang if (board_AudioClock(api_mBaseAddress, audioParams_AudioClock(audio)) != TRUE) { success = FALSE; break; } #endif if (audio_Configure(api_mBaseAddress, audio, videoParams_GetPixelClock( video), videoParams_GetRatioClock(video)) != TRUE) { success = FALSE; break; } packets_AudioInfoFrame(api_mBaseAddress, audio); } else if (audio != 0 && videoParams_GetHdmi(video) != TRUE) { printk("DVI mode selected: audio not configured\n"); } else { printk("No audio parameters provided: not configured\n"); } if (videoParams_GetHdmi(video) == TRUE) { if (packets_Configure(api_mBaseAddress, video, product) != TRUE) { success = FALSE; break; } api_mSendGamutOk = (videoParams_GetEncodingOut(video) == YCC444) || (videoParams_GetEncodingOut(video) == YCC422); api_mSendGamutOk = api_mSendGamutOk && (videoParams_GetColorimetry( video) == EXTENDED_COLORIMETRY); } else { printk("DVI mode selected: packets not configured\n"); } if (hdcpOn == TRUE) { /* HDCP is PHY independent */ if (hdcp_Configure(api_mBaseAddress, hdcp, videoParams_GetHdmi(video), dtd_GetHSyncPolarity(videoParams_GetDtd(video)), dtd_GetVSyncPolarity(videoParams_GetDtd(video))) == FALSE) { printk("HDCP not configured\n"); hdcpOn = FALSE; success = FALSE; break; } } else if (hdcp != 0 && control_SupportsHdcp(api_mBaseAddress) != TRUE) { printk("HDCP is not supported by hardware\n"); } else { printk("No HDCP parameters provided: not configured\n"); } if (board_PixelClock(api_mBaseAddress, videoParams_GetPixelClock(video), videoParams_GetColorResolution(video)) != TRUE) { success = FALSE; break; } if (control_Configure(api_mBaseAddress, videoParams_GetPixelClock(video), videoParams_GetPixelRepetitionFactor(video), videoParams_GetColorResolution(video), videoParams_IsColorSpaceConversion(video), audioOn, FALSE, hdcpOn) != TRUE) { success = FALSE; break; } if (phy_Configure(api_mBaseAddress, videoParams_GetPixelClock(video), videoParams_GetColorResolution(video), videoParams_GetPixelRepetitionFactor(video)) != TRUE) { success = FALSE; break; } /* disable blue screen transmission after turning on all necessary blocks (e.g. HDCP) */ if (video_ForceOutput(api_mBaseAddress, FALSE) != TRUE) { success = FALSE; break; } /* reports HPD state to HDCP */ if (hdcpOn) { hdcp_RxDetected(api_mBaseAddress, phy_HotPlugDetected( api_mBaseAddress)); } /* send AVMUTE CLEAR (optional) */ api_mCurrentState = API_CONFIGURED; } while(0); control_InterruptMute(api_mBaseAddress, 0); /* enable interrupts */ #ifdef CONFIG_HMDI_JZ4780_DEBUG printk("hdmi enable TX_INT in %s:%d\n", __func__, __LINE__); #endif system_InterruptEnable(TX_INT); return success; }
/* [0.01 MHz] */ u16 videoParams_GetTmdsClock(videoParams_t *params) { return (u16) ((u32) (dtd_GetPixelClock(&(params->mDtd)) * (u32) (videoParams_GetRatioClock(params))) / 100); }