tmbslhdmitx_1.c

HDMI NXP9983 chipset controller driver

 * User: Mayhew       Date: 6/11/06    Time: 17:49
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF68 Split handleBKSVResultSecure out from
 * tmbslHdmiTxHdcpHandleBKSVResult
 * Add tmbslHdmiTxHwHandleTimer
 * 
 * *****************  Version 44  *****************
 * User: Djw          Date: 6/11/06    Time: 16:39
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF68 Fixed BKSVResult polling, modified HPD reading in
 * HwHandleInterrupt
 * 
 * *****************  Version 42  *****************
 * User: Mayhew       Date: 2/11/06    Time: 16:53
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF68 Remove N3 support. Add HPD polling in HandleBKSVResult.
 * 
 * *****************  Version 40  *****************
 * User: Mayhew       Date: 31/10/06   Time: 16:21
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF61 tmbslHdmiTxVideoInSetSyncAuto adjusts uRefPix when vinMode !=
 * CCIR656
 * PNF67 kChStatI2sLayout0 has new value 10 for 96kHz
 * 
 * *****************  Version 38  *****************
 * User: Mayhew       Date: 27/10/06   Time: 12:20
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF57 Single-entry register tables replaces by API calls
 * PNF59 HDCP colour bar interlock flag implemented
 * PNF59 Disabling colour bar now restores image colour
 * N2 device no longer supported, to save code space
 * 
 * *****************  Version 36  *****************
 * User: Djw          Date: 25/10/06   Time: 13:38
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF38 HDCP timing
 * PNF57 HDCP modifcations
 * PNF58 Modification of refpix algorithm in tmbslHdmiTxVideoInSetSyncAuto
 * 
 * *****************  Version 34  *****************
 * User: Mayhew       Date: 23/10/06   Time: 16:39
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF52 Replaced AKSV read taken out in PNF44
 * PNF54 VS_PIX_END_2 corrected for interlaced outputs
 * 
 * *****************  Version 32  *****************
 * User: Mayhew       Date: 13/10/06   Time: 11:09
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF37,43,44,45,46,47,48,49
 * 
 * *****************  Version 30  *****************
 * User: Mayhew       Date: 21/09/06   Time: 15:48
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF36 Set scaler twice to work round 576i -> 720p issue
 * Cut size of kCanSclInToOut table. 
 * Cut code size in demo by using RETIF_BADPARAM
 * 
 * *****************  Version 28  *****************
 * User: Mayhew       Date: 15/09/06   Time: 16:03
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF22 Add HdcpRi & HdcpFsmState to DIS default. Add HdcpCheck API.
 * PNF23 Add GetOtp API
 * PNF33 Set RPT_CNTRL
 * Fix QAC warnings, exclude unused code from demo
 * 
 * *****************  Version 26  *****************
 * User: Mayhew       Date: 7/09/06    Time: 9:42
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF27 Unmute audio FIFO in HDMI mode.
 * PNF29 Avoid having to set video format twice by calling setPixelRepeat
 * before setScalerFormat; write P00_VIDFORMAT once at end of
 * setScalerFormat.
 * 
 * *****************  Version 24  *****************
 * User: Mayhew       Date: 4/09/06    Time: 10:12
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF17 Change _DEFAULT pixel repeat count to _MIN
 * PNF18 Add kPowerOn, kPowerOff register settings
 * PNF21 Change 100ms HDCP time to 150ms
 * 
 * *****************  Version 22  *****************
 * User: Djw          Date: 24/08/06   Time: 11:56
 * Updated in $/Source/tmbslHdmiTx/Src
 * PNF8 Fix NO_HDCP output by once again setting TX33 register.
 * PNF14 Set pixel repetition clock vrf_clk using pixelRepeatCount.
 * 
 * *****************  Version 21  *****************
 * User: Djw          Date: 22/08/06   Time: 10:02
 * Updated in $/Source/tmbslHdmiTx/Src
 * NO_HDCP modifications. Problem Report 6. Change Request 9.
 * 
 * *****************  Version 20  *****************
 * User: Mayhew       Date: 10/07/06   Time: 13:08
 * Updated in $/Source/tmbslHdmiTx/Src
 * Enclose BCAPS Repeater and DDC Master Workaround mods with #defines.
 * Enclose N4 registers with version checks. Detect N5 version.
 * Fix GCC switch statement warning. Reset sp_cnt field when not used.
 * 
 * *****************  Version 18  *****************
 * User: Mayhew       Date: 30/06/06   Time: 13:36
 * Updated in $/Source/tmbslHdmiTx/Src
 * EdidSinkType replaced by SinkType. Add HdcpAksv. Set new BCAPS Repeater
 * bit.
 * Add VGA input. Set I2S channel status. Relaunch HDCP at T0.
 * Add DDC master workaround for N4. 
 * Check BCAPS repeater during BKSV handling to fix non-repeater
 * authentication.
 * Return NOT_SUPPORTED or INCONSISTENT errors if can't scale.
 * 
 * *****************  Version 16  *****************
 * User: Djw          Date: 16/06/06   Time: 12:02
 * Updated in $/Source/tmbslHdmiTx/Src
 * Added flag to Init to support use of alternate i2c address for EDID.
 * Added feature checking for devices with no Scaler and no HDCP.
 * 
 * *****************  Version 14  *****************
 * User: Mayhew       Date: 6/06/06    Time: 13:38
 * Updated in $/Source/tmbslHdmiTx/Src
 * Use checkUnitSetDis to reduce code size
 * 
 * *****************  Version 13  *****************
 * User: Mayhew       Date: 5/06/06    Time: 14:53
 * Updated in $/Source/tmbslHdmiTx/Src
 * Combine ScIn_TV and ScOut_TV tables to save code space.
 * Add missing ScgN and ScgR values.
 * Set _nosc and ctl_code registers. Read FAILSTATE register.
 * Add tmbslHdmiTxHdcpGetT0FailState and tmbslHdmiTxSysTimerWait.
 * Treat CCIR656 input as YUV422 for up/downsampling.
 * 
 * *****************  Version 11  *****************
 * User: Djw          Date: 24/05/06   Time: 11:17
 * Updated in $/Source/tmbslHdmiTx/Src
 * Added conditional compilation for demoboard build.
 * 
 * *****************  Version 9  *****************
 * User: Mayhew       Date: 22/05/06   Time: 15:59
 * Updated in $/Source/tmbslHdmiTx/Src
 * Add N4 to default version list. Add N4 version register handling. Mark
 * todo table values.
 * 
 * *****************  Version 7  *****************
 * User: Mayhew       Date: 19/05/06   Time: 11:33
 * Updated in $/Source/tmbslHdmiTx/Src
 * Use setHwRegisterFieldTable to reduce code size.
 * Reinstate scaIn/OutFmt in tmbslHdmiTxVideoSetInOut to match SCS.
 * Fix minor QAC code warnings.
 * 
 * *****************  Version 5  *****************
 * User: Mayhew       Date: 11/05/06   Time: 15:35
 * Updated in $/Source/tmbslHdmiTx/Src
 * Read KSV list 5 bytes at a time and increment the index registers
 * 
 * *****************  Version 4  *****************
 * User: Mayhew       Date: 10/05/06   Time: 17:06
 * Updated in $/Source/tmbslHdmiTx/Src
 * Add HDCP APIs and interrupt priorities, add ScalerGetMode and HwStartup
 * 
 * *****************  Version 3  *****************
 * User: Djw          Date: 20/04/06   Time: 17:33
 * Updated in $/Source/tmbslHdmiTx/Src
 * Improved hotplug handling.
 * 
 * *****************  Version 2  *****************
 * User: Mayhew       Date: 11/04/06   Time: 14:05
 * Updated in $/Source/tmbslHdmiTx/Src
 * Updated to match TX_fct_TST_ATC_4.URM script and SCS v1r11 for
 * TxVideoSetInOut, TxReset, ScalerSetSync, TmdsSetOutputs. Old local
 * functions removed.
 * 
 * *****************  Version 1  *****************
 * User: Mayhew       Date: 4/04/06    Time: 16:28
 * Created in $/Source/tmbslHdmiTx/Src
 * Driver phase 2
   \endverbatim
 *
*/

/*============================================================================*/
/*                   FILE CONFIGURATION                                       */
/*============================================================================*/

/* Defining this symbol on the compiler command line excludes some API checks */
/* #define NO_RETIF_BADPARAM */

/* Defining this symbol on the compiler command line excludes some API checks */
/* #define NO_RETIF_REG_FAIL */

/* Defining this symbol on the compiler command line excludes HDCP code */
/* #define NO_HDCP */

/* Defining this symbol on the compiler command line excludes unused code */
/* #define DEMO_BUILD */

/* Defining this symbol on the compiler command line adapts code for testing */
/* #define UNIT_TEST */

#ifndef NO_HDCP

/* Defining this symbol here enables the BCAPS Repeater mod for N4 onwards */
#define BCAPS_REPEATER

#ifndef TMFL_TDA9981_SUPPORT
/* Defining this symbol here enables the DDC Master workaround for N4 only */
#define DDC_MASTER_WORKAROUND
#endif /* TMFL_TDA9981_SUPPORT */ 

#endif /* NO_HDCP */

/*============================================================================*/
/*                   STANDARD INCLUDE FILES                                   */
/*============================================================================*/


/*============================================================================*/
/*                   PROJECT INCLUDE FILES                                    */
/*============================================================================*/
#include "tmbslHdmiTx.h"
#include "tmbslHdmiTx_local.h"

/*============================================================================*/
/*                   MACRO DEFINITIONS                                        */
/*============================================================================*/


/*============================================================================*/
/*                   TYPE DEFINITIONS                                         */
/*============================================================================*/

#define SSD_UNUSED_VALUE 0xF0

#ifdef FORMAT_PC
#define DEPTH_COLOR_PC 1  /* PC_FORMAT only 8 bits available */
#endif /* FORMAT_PC */

/*============================================================================*/
/*                   PUBLIC VARIABLE DEFINITIONS                              */
/*============================================================================*/


/*============================================================================*/
/*                   STATIC CONSTANT DECLARATIONS                             */
/*============================================================================*/

/** Preset default values for an object instance */
static CONST_DAT tmHdmiTxobject_t kHdmiTxInstanceDefault
=
{
    ST_UNINITIALIZED,                   /* state */
    0,                                  /* nIgnoredEvents */
    tmUnit0,                            /* txUnit */
    0,                                  /* uHwAddress */
    (ptmbslHdmiTxSysFunc_t)0,           /* sysFuncWrite */
    (ptmbslHdmiTxSysFunc_t)0,           /* sysFuncRead */
    (ptmbslHdmiTxSysFuncEdid_t)0,       /* sysFuncEdidRead */
    (ptmbslHdmiTxSysFuncTimer_t)0,      /* sysFuncTimer */
    {                                   /* funcIntCallbacks[] */
        (ptmbslHdmiTxCallback_t)0
    },
    {                                   /* uSupportedVersions[] */
        E_DEV_VERSION_N4, /* <=== Applies to N5 also */
        E_DEV_VERSION_LIST_END
    },
    E_DEV_VERSION_LIST_END,             /* uDeviceVersion */
    E_DEV_VERSION_LIST_END,             /* uDeviceFeatures */
    tmPowerOn,                         /* ePowerState */
    False,                              /* EdidAlternateAddr */
    HDMITX_SINK_DVI,                    /* sinkType */