[media] mt2063: Merge the two state structures into one
authorMauro Carvalho Chehab <mchehab@redhat.com>
Thu, 21 Jul 2011 05:24:18 +0000 (02:24 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Thu, 5 Jan 2012 00:19:11 +0000 (22:19 -0200)
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/common/tuners/mt2063.c

index 30c72c0423b17ac08e06e9a67f0e7fd75e61a4ff..66633fa99e82bab9754b9f0248855b77c6d294f1 100644 (file)
@@ -372,20 +372,6 @@ enum MT2063_Register_Offsets {
        MT2063_REG_END_REGS
 };
 
-struct MT2063_Info_t {
-       void *handle;
-       void *hUserData;
-       u32 address;
-       u32 tuner_id;
-       struct MT2063_AvoidSpursData_t AS_Data;
-       u32 f_IF1_actual;
-       u32 rcvr_mode;
-       u32 ctfilt_sw;
-       u32 CTFiltMax[31];
-       u32 num_regs;
-       u8 reg[MT2063_REG_END_REGS];
-};
-
 enum MTTune_atv_standard {
        MTTUNEA_UNKNOWN = 0,
        MTTUNEA_PAL_B,
@@ -408,7 +394,6 @@ struct mt2063_state {
        struct dvb_tuner_ops ops;
        struct dvb_frontend *frontend;
        struct tuner_state status;
-       struct MT2063_Info_t *MT2063_ht;
        bool MT2063_init;
 
        enum MTTune_atv_standard tv_type;
@@ -416,37 +401,44 @@ struct mt2063_state {
        u32 srate;
        u32 bandwidth;
        u32 reference;
+
+       u32 tuner_id;
+       struct MT2063_AvoidSpursData_t AS_Data;
+       u32 f_IF1_actual;
+       u32 rcvr_mode;
+       u32 ctfilt_sw;
+       u32 CTFiltMax[31];
+       u32 num_regs;
+       u8 reg[MT2063_REG_END_REGS];
 };
 
 /* Prototypes */
 static void MT2063_AddExclZone(struct MT2063_AvoidSpursData_t *pAS_Info,
                         u32 f_min, u32 f_max);
-static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo);
-static u32 MT2063_Close(struct MT2063_Info_t *pInfo);
-static u32 MT2063_GetReg(struct MT2063_Info_t *pInfo, u8 reg, u8 * val);
-static u32 MT2063_GetParam(struct MT2063_Info_t *pInfo, enum MT2063_Param param, u32 * pValue);
-static u32 MT2063_SetReg(struct MT2063_Info_t *pInfo, u8 reg, u8 val);
-static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo, enum MT2063_Param param,
+static u32 MT2063_ReInit(struct mt2063_state *pInfo);
+static u32 MT2063_Close(struct mt2063_state *pInfo);
+static u32 MT2063_GetReg(struct mt2063_state *pInfo, u8 reg, u8 * val);
+static u32 MT2063_GetParam(struct mt2063_state *pInfo, enum MT2063_Param param, u32 * pValue);
+static u32 MT2063_SetReg(struct mt2063_state *pInfo, u8 reg, u8 val);
+static u32 MT2063_SetParam(struct mt2063_state *pInfo, enum MT2063_Param param,
                           enum MT2063_DNC_Output_Enable nValue);
 
 /*****************/
 /* From drivers/media/common/tuners/mt2063_cfg.h */
 
 unsigned int mt2063_setTune(struct dvb_frontend *fe, u32 f_in,
-                                  u32 bw_in,
-                                  enum MTTune_atv_standard tv_type)
+                           u32 bw_in,
+                           enum MTTune_atv_standard tv_type)
 {
-       //return (int)MT_Tune_atv(h, f_in, bw_in, tv_type);
-
        struct dvb_frontend_ops *frontend_ops = NULL;
        struct dvb_tuner_ops *tuner_ops = NULL;
        struct tuner_state t_state;
-       struct mt2063_state *mt2063State = fe->tuner_priv;
+       struct mt2063_state *state = fe->tuner_priv;
        int err = 0;
 
        t_state.frequency = f_in;
        t_state.bandwidth = bw_in;
-       mt2063State->tv_type = tv_type;
+       state->tv_type = tv_type;
        if (&fe->ops)
                frontend_ops = &fe->ops;
        if (&frontend_ops->tuner_ops)
@@ -558,7 +550,7 @@ unsigned int tuner_MT2063_ClearPowerMaskBits(struct dvb_frontend *fe)
 
 //i2c operation
 static int mt2063_writeregs(struct mt2063_state *state, u8 reg1,
-                           u8 * data, int len)
+                           u8 *data, int len)
 {
        int ret;
        u8 buf[60];             /* = { reg1, data }; */
@@ -648,19 +640,17 @@ static int mt2063_read_regs(struct mt2063_state *state, u8 reg1, u8 * b, u8 len)
 **   N/A   03-25-2004    DAD    Original
 **
 *****************************************************************************/
-static u32 MT2063_WriteSub(void *hUserData,
-                       u32 addr,
-                       u8 subAddress, u8 * pData, u32 cnt)
+static u32 MT2063_WriteSub(struct mt2063_state *state,
+                          u8 subAddress, u8 *pData, u32 cnt)
 {
        u32 status = 0; /* Status to be returned        */
-       struct dvb_frontend *fe = hUserData;
-       struct mt2063_state *state = fe->tuner_priv;
+       struct dvb_frontend *fe = state->frontend;
+
        /*
         **  ToDo:  Add code here to implement a serial-bus write
         **         operation to the MTxxxx tuner.  If successful,
         **         return MT_OK.
         */
-/*  return status;  */
 
        fe->ops.i2c_gate_ctrl(fe, 1);   //I2C bypass drxk3926 close i2c bridge
 
@@ -711,20 +701,18 @@ static u32 MT2063_WriteSub(void *hUserData,
 **   N/A   03-25-2004    DAD    Original
 **
 *****************************************************************************/
-static u32 MT2063_ReadSub(void *hUserData,
-                      u32 addr,
-                      u8 subAddress, u8 * pData, u32 cnt)
+static u32 MT2063_ReadSub(struct mt2063_state *state,
+                          u8 subAddress, u8 *pData, u32 cnt)
 {
+       u32 status = 0; /* Status to be returned        */
+       struct dvb_frontend *fe = state->frontend;
+       u32 i = 0;
+
        /*
         **  ToDo:  Add code here to implement a serial-bus read
         **         operation to the MTxxxx tuner.  If successful,
         **         return MT_OK.
         */
-/*  return status;  */
-       u32 status = 0; /* Status to be returned        */
-       struct dvb_frontend *fe = hUserData;
-       struct mt2063_state *state = fe->tuner_priv;
-       u32 i = 0;
        fe->ops.i2c_gate_ctrl(fe, 1);   //I2C bypass drxk3926 close i2c bridge
 
        for (i = 0; i < cnt; i++) {
@@ -1911,63 +1899,32 @@ static u32 MT2063_fLO_FractionalTerm(u32 f_ref, u32 num,
 **   138   06-19-2007    DAD    Ver 1.00: Initial, derived from mt2067_b.
 **
 ******************************************************************************/
-static u32 MT2063_Open(u32 MT2063_Addr, struct MT2063_Info_t **hMT2063, void *hUserData)
+static u32 MT2063_Open(struct dvb_frontend *fe)
 {
-       u32 status = 0; /*  Status to be returned.  */
-       struct MT2063_Info_t *pInfo = NULL;
-       struct dvb_frontend *fe = (struct dvb_frontend *)hUserData;
+       u32 status;     /*  Status to be returned.  */
        struct mt2063_state *state = fe->tuner_priv;
 
-       /*  Check the argument before using  */
-       if (hMT2063 == NULL) {
-               return -ENODEV;
-       }
-
        /*  Default tuner handle to NULL.  If successful, it will be reassigned  */
 
-       if (state->MT2063_init == false) {
-               pInfo = kzalloc(sizeof(struct MT2063_Info_t), GFP_KERNEL);
-               if (pInfo == NULL) {
-                       return -ENOMEM;
-               }
-               pInfo->handle = NULL;
-               pInfo->address = MAX_UDATA;
-               pInfo->rcvr_mode = MT2063_CABLE_QAM;
-               pInfo->hUserData = NULL;
-       } else {
-               pInfo = *hMT2063;
-       }
+       if (state->MT2063_init == false)
+               state->rcvr_mode = MT2063_CABLE_QAM;
 
+       status = MT2063_RegisterTuner(&state->AS_Data);
        if (status >= 0) {
-               status |= MT2063_RegisterTuner(&pInfo->AS_Data);
-       }
-
-       if (status >= 0) {
-               pInfo->handle = (void *) pInfo;
-
-               pInfo->hUserData = hUserData;
-               pInfo->address = MT2063_Addr;
-               pInfo->rcvr_mode = MT2063_CABLE_QAM;
-               status |= MT2063_ReInit((void *) pInfo);
+               state->rcvr_mode = MT2063_CABLE_QAM;
+               status = MT2063_ReInit(state);
        }
 
        if (status < 0)
                /*  MT2063_Close handles the un-registration of the tuner  */
-               MT2063_Close((void *) pInfo);
+               MT2063_Close(state);
        else {
                state->MT2063_init = true;
-               *hMT2063 = pInfo->handle;
-
        }
 
        return (status);
 }
 
-static u32 MT2063_IsValidHandle(struct MT2063_Info_t *handle)
-{
-       return ((handle != NULL) && (handle->handle == handle)) ? 1 : 0;
-}
-
 /******************************************************************************
 **
 **  Name: MT2063_Close
@@ -1989,19 +1946,11 @@ static u32 MT2063_IsValidHandle(struct MT2063_Info_t *handle)
 **   138   06-19-2007    DAD    Ver 1.00: Initial, derived from mt2067_b.
 **
 ******************************************************************************/
-static u32 MT2063_Close(struct MT2063_Info_t *pInfo)
+static u32 MT2063_Close(struct mt2063_state *state)
 {
-       if (!MT2063_IsValidHandle(pInfo))
-               return -ENODEV;
-
        /* Unregister tuner with SpurAvoidance routines (if needed) */
-       MT2063_UnRegisterTuner(&pInfo->AS_Data);
+       MT2063_UnRegisterTuner(&state->AS_Data);
        /* Now remove the tuner from our own list of tuners */
-       pInfo->handle = NULL;
-       pInfo->address = MAX_UDATA;
-       pInfo->hUserData = NULL;
-       //kfree(pInfo);
-       //pInfo = NULL;
 
        return 0;
 }
@@ -2031,7 +1980,7 @@ static u32 MT2063_Close(struct MT2063_Info_t *pInfo)
 **   138   06-19-2007    DAD    Ver 1.00: Initial, derived from mt2067_b.
 **
 ****************************************************************************/
-static u32 MT2063_GetLocked(struct MT2063_Info_t *pInfo)
+static u32 MT2063_GetLocked(struct mt2063_state *pInfo)
 {
        const u32 nMaxWait = 100;       /*  wait a maximum of 100 msec   */
        const u32 nPollRate = 2;        /*  poll status bits every 2 ms */
@@ -2041,16 +1990,13 @@ static u32 MT2063_GetLocked(struct MT2063_Info_t *pInfo)
        u32 status = 0; /* Status to be returned        */
        u32 nDelays = 0;
 
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
-
        /*  LO2 Lock bit was in a different place for B0 version  */
        if (pInfo->tuner_id == MT2063_B0)
                LO2LK = 0x40;
 
        do {
                status |=
-                   MT2063_ReadSub(pInfo->hUserData, pInfo->address,
+                   MT2063_ReadSub(pInfo,
                                   MT2063_REG_LO_STATUS,
                                   &pInfo->reg[MT2063_REG_LO_STATUS], 1);
 
@@ -2165,7 +2111,7 @@ static u32 MT2063_GetLocked(struct MT2063_Info_t *pInfo)
 **         06-24-2008    PINZ   Ver 1.18: Add Get/SetParam CTFILT_SW
 **
 ****************************************************************************/
-static u32 MT2063_GetParam(struct MT2063_Info_t *pInfo, enum MT2063_Param param, u32 *pValue)
+static u32 MT2063_GetParam(struct mt2063_state *pInfo, enum MT2063_Param param, u32 *pValue)
 {
        u32 status = 0; /* Status to be returned        */
        u32 Div;
@@ -2174,366 +2120,355 @@ static u32 MT2063_GetParam(struct MT2063_Info_t *pInfo, enum MT2063_Param param,
        if (pValue == NULL)
                return -EINVAL;
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
+       switch (param) {
+               /*  Serial Bus address of this tuner      */
+       case MT2063_IC_ADDR:
+               *pValue = pInfo->config->tuner_address;
+               break;
+
+               /*  Max # of MT2063's allowed to be open  */
+       case MT2063_MAX_OPEN:
+               *pValue = nMT2063MaxTuners;
+               break;
+
+               /*  # of MT2063's open                    */
+       case MT2063_NUM_OPEN:
+               *pValue = nMT2063OpenTuners;
+               break;
+
+               /*  crystal frequency                     */
+       case MT2063_SRO_FREQ:
+               *pValue = pInfo->AS_Data.f_ref;
+               break;
+
+               /*  minimum tuning step size              */
+       case MT2063_STEPSIZE:
+               *pValue = pInfo->AS_Data.f_LO2_Step;
+               break;
+
+               /*  input center frequency                */
+       case MT2063_INPUT_FREQ:
+               *pValue = pInfo->AS_Data.f_in;
+               break;
+
+               /*  LO1 Frequency                         */
+       case MT2063_LO1_FREQ:
+               {
+                       /* read the actual tuner register values for LO1C_1 and LO1C_2 */
+                       status |=
+                           MT2063_ReadSub(pInfo,
+                                          MT2063_REG_LO1C_1,
+                                          &pInfo->
+                                          reg[MT2063_REG_LO1C_1], 2);
+                       Div = pInfo->reg[MT2063_REG_LO1C_1];
+                       Num = pInfo->reg[MT2063_REG_LO1C_2] & 0x3F;
+                       pInfo->AS_Data.f_LO1 =
+                           (pInfo->AS_Data.f_ref * Div) +
+                           MT2063_fLO_FractionalTerm(pInfo->AS_Data.
+                                                     f_ref, Num, 64);
+               }
+               *pValue = pInfo->AS_Data.f_LO1;
+               break;
+
+               /*  LO1 minimum step size                 */
+       case MT2063_LO1_STEPSIZE:
+               *pValue = pInfo->AS_Data.f_LO1_Step;
+               break;
+
+               /*  LO1 FracN keep-out region             */
+       case MT2063_LO1_FRACN_AVOID_PARAM:
+               *pValue = pInfo->AS_Data.f_LO1_FracN_Avoid;
+               break;
+
+               /*  Current 1st IF in use                 */
+       case MT2063_IF1_ACTUAL:
+               *pValue = pInfo->f_IF1_actual;
+               break;
+
+               /*  Requested 1st IF                      */
+       case MT2063_IF1_REQUEST:
+               *pValue = pInfo->AS_Data.f_if1_Request;
+               break;
+
+               /*  Center of 1st IF SAW filter           */
+       case MT2063_IF1_CENTER:
+               *pValue = pInfo->AS_Data.f_if1_Center;
+               break;
+
+               /*  Bandwidth of 1st IF SAW filter        */
+       case MT2063_IF1_BW:
+               *pValue = pInfo->AS_Data.f_if1_bw;
+               break;
+
+               /*  zero-IF bandwidth                     */
+       case MT2063_ZIF_BW:
+               *pValue = pInfo->AS_Data.f_zif_bw;
+               break;
+
+               /*  LO2 Frequency                         */
+       case MT2063_LO2_FREQ:
+               {
+                       /* Read the actual tuner register values for LO2C_1, LO2C_2 and LO2C_3 */
+                       status |=
+                           MT2063_ReadSub(pInfo,
+                                          MT2063_REG_LO2C_1,
+                                          &pInfo->
+                                          reg[MT2063_REG_LO2C_1], 3);
+                       Div =
+                           (pInfo->reg[MT2063_REG_LO2C_1] & 0xFE) >> 1;
+                       Num =
+                           ((pInfo->
+                             reg[MT2063_REG_LO2C_1] & 0x01) << 12) |
+                           (pInfo->
+                            reg[MT2063_REG_LO2C_2] << 4) | (pInfo->
+                                                            reg
+                                                            [MT2063_REG_LO2C_3]
+                                                            & 0x00F);
+                       pInfo->AS_Data.f_LO2 =
+                           (pInfo->AS_Data.f_ref * Div) +
+                           MT2063_fLO_FractionalTerm(pInfo->AS_Data.
+                                                     f_ref, Num, 8191);
+               }
+               *pValue = pInfo->AS_Data.f_LO2;
+               break;
+
+               /*  LO2 minimum step size                 */
+       case MT2063_LO2_STEPSIZE:
+               *pValue = pInfo->AS_Data.f_LO2_Step;
+               break;
+
+               /*  LO2 FracN keep-out region             */
+       case MT2063_LO2_FRACN_AVOID:
+               *pValue = pInfo->AS_Data.f_LO2_FracN_Avoid;
+               break;
+
+               /*  output center frequency               */
+       case MT2063_OUTPUT_FREQ:
+               *pValue = pInfo->AS_Data.f_out;
+               break;
+
+               /*  output bandwidth                      */
+       case MT2063_OUTPUT_BW:
+               *pValue = pInfo->AS_Data.f_out_bw - 750000;
+               break;
+
+               /*  min inter-tuner LO separation         */
+       case MT2063_LO_SEPARATION:
+               *pValue = pInfo->AS_Data.f_min_LO_Separation;
+               break;
+
+               /*  ID of avoid-spurs algorithm in use    */
+       case MT2063_AS_ALG:
+               *pValue = pInfo->AS_Data.nAS_Algorithm;
+               break;
+
+               /*  max # of intra-tuner harmonics        */
+       case MT2063_MAX_HARM1:
+               *pValue = pInfo->AS_Data.maxH1;
+               break;
+
+               /*  max # of inter-tuner harmonics        */
+       case MT2063_MAX_HARM2:
+               *pValue = pInfo->AS_Data.maxH2;
+               break;
+
+               /*  # of 1st IF exclusion zones           */
+       case MT2063_EXCL_ZONES:
+               *pValue = pInfo->AS_Data.nZones;
+               break;
+
+               /*  # of spurs found/avoided              */
+       case MT2063_NUM_SPURS:
+               *pValue = pInfo->AS_Data.nSpursFound;
+               break;
+
+               /*  >0 spurs avoided                      */
+       case MT2063_SPUR_AVOIDED:
+               *pValue = pInfo->AS_Data.bSpurAvoided;
+               break;
+
+               /*  >0 spurs in output (mathematically)   */
+       case MT2063_SPUR_PRESENT:
+               *pValue = pInfo->AS_Data.bSpurPresent;
+               break;
+
+               /*  Predefined receiver setup combination */
+       case MT2063_RCVR_MODE:
+               *pValue = pInfo->rcvr_mode;
+               break;
+
+       case MT2063_PD1:
+       case MT2063_PD2: {
+               u8 mask = (param == MT2063_PD1 ? 0x01 : 0x03);  /* PD1 vs PD2 */
+               u8 orig = (pInfo->reg[MT2063_REG_BYP_CTRL]);
+               u8 reg = (orig & 0xF1) | mask;  /* Only set 3 bits (not 5) */
+               int i;
+
+               *pValue = 0;
+
+               /* Initiate ADC output to reg 0x0A */
+               if (reg != orig)
+                       status |=
+                           MT2063_WriteSub(pInfo,
+                                           MT2063_REG_BYP_CTRL,
+                                           &reg, 1);
+
+               if (status < 0)
+                       return (status);
+
+               for (i = 0; i < 8; i++) {
+                       status |=
+                           MT2063_ReadSub(pInfo,
+                                          MT2063_REG_ADC_OUT,
+                                          &pInfo->
+                                          reg
+                                          [MT2063_REG_ADC_OUT],
+                                          1);
+
+                       if (status >= 0)
+                               *pValue +=
+                                   pInfo->
+                                   reg[MT2063_REG_ADC_OUT];
+                       else {
+                               if (i)
+                                       *pValue /= i;
+                               return (status);
+                       }
+               }
+               *pValue /= 8;   /*  divide by number of reads  */
+               *pValue >>= 2;  /*  only want 6 MSB's out of 8  */
+
+               /* Restore value of Register BYP_CTRL */
+               if (reg != orig)
+                       status |=
+                           MT2063_WriteSub(pInfo,
+                                           MT2063_REG_BYP_CTRL,
+                                               &orig, 1);
+               }
+               break;
+
+               /*  Get LNA attenuator code                */
+       case MT2063_ACLNA:
+       {
+               u8 val;
+               status |=
+                   MT2063_GetReg(pInfo, MT2063_REG_XO_STATUS,
+                                 &val);
+               *pValue = val & 0x1f;
+       }
+       break;
+
+       /*  Get RF attenuator code                */
+       case MT2063_ACRF:
+       {
+               u8 val;
+               status |=
+                   MT2063_GetReg(pInfo, MT2063_REG_RF_STATUS,
+                                 &val);
+               *pValue = val & 0x1f;
+       }
+       break;
 
-           switch (param) {
-                   /*  Serial Bus address of this tuner      */
-           case MT2063_IC_ADDR:
-                   *pValue = pInfo->address;
-                   break;
-
-                   /*  Max # of MT2063's allowed to be open  */
-           case MT2063_MAX_OPEN:
-                   *pValue = nMT2063MaxTuners;
-                   break;
-
-                   /*  # of MT2063's open                    */
-           case MT2063_NUM_OPEN:
-                   *pValue = nMT2063OpenTuners;
-                   break;
-
-                   /*  crystal frequency                     */
-           case MT2063_SRO_FREQ:
-                   *pValue = pInfo->AS_Data.f_ref;
-                   break;
-
-                   /*  minimum tuning step size              */
-           case MT2063_STEPSIZE:
-                   *pValue = pInfo->AS_Data.f_LO2_Step;
-                   break;
-
-                   /*  input center frequency                */
-           case MT2063_INPUT_FREQ:
-                   *pValue = pInfo->AS_Data.f_in;
-                   break;
-
-                   /*  LO1 Frequency                         */
-           case MT2063_LO1_FREQ:
-                   {
-                           /* read the actual tuner register values for LO1C_1 and LO1C_2 */
-                           status |=
-                               MT2063_ReadSub(pInfo->hUserData,
-                                              pInfo->address,
-                                              MT2063_REG_LO1C_1,
-                                              &pInfo->
-                                              reg[MT2063_REG_LO1C_1], 2);
-                           Div = pInfo->reg[MT2063_REG_LO1C_1];
-                           Num = pInfo->reg[MT2063_REG_LO1C_2] & 0x3F;
-                           pInfo->AS_Data.f_LO1 =
-                               (pInfo->AS_Data.f_ref * Div) +
-                               MT2063_fLO_FractionalTerm(pInfo->AS_Data.
-                                                         f_ref, Num, 64);
-                   }
-                   *pValue = pInfo->AS_Data.f_LO1;
-                   break;
-
-                   /*  LO1 minimum step size                 */
-           case MT2063_LO1_STEPSIZE:
-                   *pValue = pInfo->AS_Data.f_LO1_Step;
-                   break;
-
-                   /*  LO1 FracN keep-out region             */
-           case MT2063_LO1_FRACN_AVOID_PARAM:
-                   *pValue = pInfo->AS_Data.f_LO1_FracN_Avoid;
-                   break;
-
-                   /*  Current 1st IF in use                 */
-           case MT2063_IF1_ACTUAL:
-                   *pValue = pInfo->f_IF1_actual;
-                   break;
-
-                   /*  Requested 1st IF                      */
-           case MT2063_IF1_REQUEST:
-                   *pValue = pInfo->AS_Data.f_if1_Request;
-                   break;
-
-                   /*  Center of 1st IF SAW filter           */
-           case MT2063_IF1_CENTER:
-                   *pValue = pInfo->AS_Data.f_if1_Center;
-                   break;
-
-                   /*  Bandwidth of 1st IF SAW filter        */
-           case MT2063_IF1_BW:
-                   *pValue = pInfo->AS_Data.f_if1_bw;
-                   break;
-
-                   /*  zero-IF bandwidth                     */
-           case MT2063_ZIF_BW:
-                   *pValue = pInfo->AS_Data.f_zif_bw;
-                   break;
-
-                   /*  LO2 Frequency                         */
-           case MT2063_LO2_FREQ:
-                   {
-                           /* Read the actual tuner register values for LO2C_1, LO2C_2 and LO2C_3 */
-                           status |=
-                               MT2063_ReadSub(pInfo->hUserData,
-                                              pInfo->address,
-                                              MT2063_REG_LO2C_1,
-                                              &pInfo->
-                                              reg[MT2063_REG_LO2C_1], 3);
-                           Div =
-                               (pInfo->reg[MT2063_REG_LO2C_1] & 0xFE) >> 1;
-                           Num =
-                               ((pInfo->
-                                 reg[MT2063_REG_LO2C_1] & 0x01) << 12) |
-                               (pInfo->
-                                reg[MT2063_REG_LO2C_2] << 4) | (pInfo->
-                                                                reg
-                                                                [MT2063_REG_LO2C_3]
-                                                                & 0x00F);
-                           pInfo->AS_Data.f_LO2 =
-                               (pInfo->AS_Data.f_ref * Div) +
-                               MT2063_fLO_FractionalTerm(pInfo->AS_Data.
-                                                         f_ref, Num, 8191);
-                   }
-                   *pValue = pInfo->AS_Data.f_LO2;
-                   break;
-
-                   /*  LO2 minimum step size                 */
-           case MT2063_LO2_STEPSIZE:
-                   *pValue = pInfo->AS_Data.f_LO2_Step;
-                   break;
-
-                   /*  LO2 FracN keep-out region             */
-           case MT2063_LO2_FRACN_AVOID:
-                   *pValue = pInfo->AS_Data.f_LO2_FracN_Avoid;
-                   break;
-
-                   /*  output center frequency               */
-           case MT2063_OUTPUT_FREQ:
-                   *pValue = pInfo->AS_Data.f_out;
-                   break;
-
-                   /*  output bandwidth                      */
-           case MT2063_OUTPUT_BW:
-                   *pValue = pInfo->AS_Data.f_out_bw - 750000;
-                   break;
-
-                   /*  min inter-tuner LO separation         */
-           case MT2063_LO_SEPARATION:
-                   *pValue = pInfo->AS_Data.f_min_LO_Separation;
-                   break;
-
-                   /*  ID of avoid-spurs algorithm in use    */
-           case MT2063_AS_ALG:
-                   *pValue = pInfo->AS_Data.nAS_Algorithm;
-                   break;
-
-                   /*  max # of intra-tuner harmonics        */
-           case MT2063_MAX_HARM1:
-                   *pValue = pInfo->AS_Data.maxH1;
-                   break;
-
-                   /*  max # of inter-tuner harmonics        */
-           case MT2063_MAX_HARM2:
-                   *pValue = pInfo->AS_Data.maxH2;
-                   break;
-
-                   /*  # of 1st IF exclusion zones           */
-           case MT2063_EXCL_ZONES:
-                   *pValue = pInfo->AS_Data.nZones;
-                   break;
-
-                   /*  # of spurs found/avoided              */
-           case MT2063_NUM_SPURS:
-                   *pValue = pInfo->AS_Data.nSpursFound;
-                   break;
-
-                   /*  >0 spurs avoided                      */
-           case MT2063_SPUR_AVOIDED:
-                   *pValue = pInfo->AS_Data.bSpurAvoided;
-                   break;
-
-                   /*  >0 spurs in output (mathematically)   */
-           case MT2063_SPUR_PRESENT:
-                   *pValue = pInfo->AS_Data.bSpurPresent;
-                   break;
-
-                   /*  Predefined receiver setup combination */
-           case MT2063_RCVR_MODE:
-                   *pValue = pInfo->rcvr_mode;
-                   break;
-
-           case MT2063_PD1:
-           case MT2063_PD2:
-                   {
-                           u8 mask = (param == MT2063_PD1 ? 0x01 : 0x03);      /* PD1 vs PD2 */
-                           u8 orig = (pInfo->reg[MT2063_REG_BYP_CTRL]);
-                           u8 reg = (orig & 0xF1) | mask;      /* Only set 3 bits (not 5) */
-                           int i;
-
-                           *pValue = 0;
-
-                           /* Initiate ADC output to reg 0x0A */
-                           if (reg != orig)
-                                   status |=
-                                       MT2063_WriteSub(pInfo->hUserData,
-                                                       pInfo->address,
-                                                       MT2063_REG_BYP_CTRL,
-                                                       &reg, 1);
-
-                           if (status < 0)
-                                   return (status);
-
-                           for (i = 0; i < 8; i++) {
-                                   status |=
-                                       MT2063_ReadSub(pInfo->hUserData,
-                                                      pInfo->address,
-                                                      MT2063_REG_ADC_OUT,
-                                                      &pInfo->
-                                                      reg
-                                                      [MT2063_REG_ADC_OUT],
-                                                      1);
-
-                                   if (status >= 0)
-                                           *pValue +=
-                                               pInfo->
-                                               reg[MT2063_REG_ADC_OUT];
-                                   else {
-                                           if (i)
-                                                   *pValue /= i;
-                                           return (status);
-                                   }
-                           }
-                           *pValue /= 8;       /*  divide by number of reads  */
-                           *pValue >>= 2;      /*  only want 6 MSB's out of 8  */
-
-                           /* Restore value of Register BYP_CTRL */
-                           if (reg != orig)
-                                   status |=
-                                       MT2063_WriteSub(pInfo->hUserData,
-                                                       pInfo->address,
-                                                       MT2063_REG_BYP_CTRL,
-                                                       &orig, 1);
-                   }
-                   break;
-
-                   /*  Get LNA attenuator code                */
-           case MT2063_ACLNA:
-                   {
-                           u8 val;
-                           status |=
-                               MT2063_GetReg(pInfo, MT2063_REG_XO_STATUS,
-                                             &val);
-                           *pValue = val & 0x1f;
-                   }
-                   break;
-
-                   /*  Get RF attenuator code                */
-           case MT2063_ACRF:
-                   {
-                           u8 val;
-                           status |=
-                               MT2063_GetReg(pInfo, MT2063_REG_RF_STATUS,
-                                             &val);
-                           *pValue = val & 0x1f;
-                   }
-                   break;
-
-                   /*  Get FIF attenuator code               */
-           case MT2063_ACFIF:
-                   {
-                           u8 val;
-                           status |=
-                               MT2063_GetReg(pInfo, MT2063_REG_FIF_STATUS,
-                                             &val);
-                           *pValue = val & 0x1f;
-                   }
-                   break;
-
-                   /*  Get LNA attenuator limit              */
-           case MT2063_ACLNA_MAX:
-                   {
-                           u8 val;
-                           status |=
-                               MT2063_GetReg(pInfo, MT2063_REG_LNA_OV,
-                                             &val);
-                           *pValue = val & 0x1f;
-                   }
-                   break;
-
-                   /*  Get RF attenuator limit               */
-           case MT2063_ACRF_MAX:
-                   {
-                           u8 val;
-                           status |=
-                               MT2063_GetReg(pInfo, MT2063_REG_RF_OV,
-                                             &val);
-                           *pValue = val & 0x1f;
-                   }
-                   break;
-
-                   /*  Get FIF attenuator limit               */
-           case MT2063_ACFIF_MAX:
-                   {
-                           u8 val;
-                           status |=
-                               MT2063_GetReg(pInfo, MT2063_REG_FIF_OV,
-                                             &val);
-                           *pValue = val & 0x1f;
-                   }
-                   break;
-
-                   /*  Get current used DNC output */
-           case MT2063_DNC_OUTPUT_ENABLE:
-                   {
-                           if ((pInfo->reg[MT2063_REG_DNC_GAIN] & 0x03) == 0x03) {     /* if DNC1 is off */
-                                   if ((pInfo->reg[MT2063_REG_VGA_GAIN] & 0x03) == 0x03)       /* if DNC2 is off */
-                                           *pValue =
-                                               (u32) MT2063_DNC_NONE;
-                                   else
-                                           *pValue =
-                                               (u32) MT2063_DNC_2;
-                           } else {    /* DNC1 is on */
-
-                                   if ((pInfo->reg[MT2063_REG_VGA_GAIN] & 0x03) == 0x03)       /* if DNC2 is off */
-                                           *pValue =
-                                               (u32) MT2063_DNC_1;
-                                   else
-                                           *pValue =
-                                               (u32) MT2063_DNC_BOTH;
-                           }
-                   }
-                   break;
-
-                   /*  Get VGA Gain Code */
-           case MT2063_VGAGC:
-                   *pValue =
-                       ((pInfo->reg[MT2063_REG_VGA_GAIN] & 0x0C) >> 2);
-                   break;
-
-                   /*  Get VGA bias current */
-           case MT2063_VGAOI:
-                   *pValue = (pInfo->reg[MT2063_REG_RSVD_31] & 0x07);
-                   break;
-
-                   /*  Get TAGC setting */
-           case MT2063_TAGC:
-                   *pValue = (pInfo->reg[MT2063_REG_RSVD_1E] & 0x03);
-                   break;
-
-                   /*  Get AMP Gain Code */
-           case MT2063_AMPGC:
-                   *pValue = (pInfo->reg[MT2063_REG_TEMP_SEL] & 0x03);
-                   break;
-
-                   /*  Avoid DECT Frequencies  */
-           case MT2063_AVOID_DECT:
-                   *pValue = pInfo->AS_Data.avoidDECT;
-                   break;
-
-                   /*  Cleartune filter selection: 0 - by IC (default), 1 - by software  */
-           case MT2063_CTFILT_SW:
-                   *pValue = pInfo->ctfilt_sw;
-                   break;
-
-           case MT2063_EOP:
-           default:
-                   status |= -ERANGE;
-           }
+       /*  Get FIF attenuator code               */
+       case MT2063_ACFIF:
+       {
+               u8 val;
+               status |=
+                   MT2063_GetReg(pInfo, MT2063_REG_FIF_STATUS,
+                                 &val);
+               *pValue = val & 0x1f;
+       }
+       break;
+
+       /*  Get LNA attenuator limit              */
+       case MT2063_ACLNA_MAX:
+       {
+               u8 val;
+               status |=
+                   MT2063_GetReg(pInfo, MT2063_REG_LNA_OV,
+                                 &val);
+               *pValue = val & 0x1f;
+       }
+       break;
+
+       /*  Get RF attenuator limit               */
+       case MT2063_ACRF_MAX:
+       {
+               u8 val;
+               status |=
+                   MT2063_GetReg(pInfo, MT2063_REG_RF_OV,
+                                 &val);
+               *pValue = val & 0x1f;
+       }
+       break;
+
+       /*  Get FIF attenuator limit               */
+       case MT2063_ACFIF_MAX:
+       {
+               u8 val;
+               status |=
+                   MT2063_GetReg(pInfo, MT2063_REG_FIF_OV,
+                                 &val);
+               *pValue = val & 0x1f;
+       }
+       break;
+
+       /*  Get current used DNC output */
+       case MT2063_DNC_OUTPUT_ENABLE:
+       {
+               if ((pInfo->reg[MT2063_REG_DNC_GAIN] & 0x03) == 0x03) { /* if DNC1 is off */
+                       if ((pInfo->reg[MT2063_REG_VGA_GAIN] & 0x03) == 0x03)   /* if DNC2 is off */
+                               *pValue =
+                                   (u32) MT2063_DNC_NONE;
+                       else
+                               *pValue =
+                                   (u32) MT2063_DNC_2;
+               } else {        /* DNC1 is on */
+
+                       if ((pInfo->reg[MT2063_REG_VGA_GAIN] & 0x03) == 0x03)   /* if DNC2 is off */
+                               *pValue =
+                                   (u32) MT2063_DNC_1;
+                       else
+                               *pValue =
+                                   (u32) MT2063_DNC_BOTH;
+               }
+       }
+       break;
+
+       /*  Get VGA Gain Code */
+               case MT2063_VGAGC:
+               *pValue = ((pInfo->reg[MT2063_REG_VGA_GAIN] & 0x0C) >> 2);
+               break;
+
+               /*  Get VGA bias current */
+       case MT2063_VGAOI:
+               *pValue = (pInfo->reg[MT2063_REG_RSVD_31] & 0x07);
+               break;
+
+               /*  Get TAGC setting */
+       case MT2063_TAGC:
+               *pValue = (pInfo->reg[MT2063_REG_RSVD_1E] & 0x03);
+               break;
+
+               /*  Get AMP Gain Code */
+       case MT2063_AMPGC:
+               *pValue = (pInfo->reg[MT2063_REG_TEMP_SEL] & 0x03);
+               break;
+
+               /*  Avoid DECT Frequencies  */
+       case MT2063_AVOID_DECT:
+               *pValue = pInfo->AS_Data.avoidDECT;
+               break;
+
+               /*  Cleartune filter selection: 0 - by IC (default), 1 - by software  */
+       case MT2063_CTFILT_SW:
+               *pValue = pInfo->ctfilt_sw;
+               break;
+
+       case MT2063_EOP:
+       default:
+               status |= -ERANGE;
+       }
        return (status);
 }
 
@@ -2566,22 +2501,17 @@ static u32 MT2063_GetParam(struct MT2063_Info_t *pInfo, enum MT2063_Param param,
 **   138   06-19-2007    DAD    Ver 1.00: Initial, derived from mt2067_b.
 **
 ****************************************************************************/
-static u32 MT2063_GetReg(struct MT2063_Info_t *pInfo, u8 reg, u8 * val)
+static u32 MT2063_GetReg(struct mt2063_state *pInfo, u8 reg, u8 * val)
 {
        u32 status = 0; /* Status to be returned        */
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
-
        if (val == NULL)
                return -EINVAL;
 
        if (reg >= MT2063_REG_END_REGS)
                return -ERANGE;
 
-       status = MT2063_ReadSub(pInfo->hUserData, pInfo->address, reg,
-                          &pInfo->reg[reg], 1);
+       status = MT2063_ReadSub(pInfo, reg, &pInfo->reg[reg], 1);
 
        return (status);
 }
@@ -2623,7 +2553,7 @@ static u32 MT2063_GetReg(struct MT2063_Info_t *pInfo, u8 reg, u8 * val)
 **    PD2 Target  |  40 |  33 |  42 |  42 | 33  | 42
 **
 **
-**  Parameters:     pInfo       - ptr to MT2063_Info_t structure
+**  Parameters:     pInfo       - ptr to mt2063_state structure
 **                  Mode        - desired reciever mode
 **
 **  Usage:          status = MT2063_SetReceiverMode(hMT2063, Mode);
@@ -2669,7 +2599,7 @@ static u32 MT2063_GetReg(struct MT2063_Info_t *pInfo, u8 reg, u8 * val)
 **                                        removed GCUAUTO / BYPATNDN/UP
 **
 ******************************************************************************/
-static u32 MT2063_SetReceiverMode(struct MT2063_Info_t *pInfo,
+static u32 MT2063_SetReceiverMode(struct mt2063_state *pInfo,
                                      enum MT2063_RCVR_MODES Mode)
 {
        u32 status = 0; /* Status to be returned        */
@@ -2818,7 +2748,7 @@ static u32 MT2063_SetReceiverMode(struct MT2063_Info_t *pInfo,
 **         06-24-2008    PINZ   Ver 1.18: Add Get/SetParam CTFILT_SW
 **
 ******************************************************************************/
-static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
+static u32 MT2063_ReInit(struct mt2063_state *pInfo)
 {
        u8 all_resets = 0xF0;   /* reset/load bits */
        u32 status = 0; /* Status to be returned */
@@ -2885,13 +2815,8 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
                0x00
        };
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
-
        /*  Read the Part/Rev code from the tuner */
-       status = MT2063_ReadSub(pInfo->hUserData, pInfo->address,
-                               MT2063_REG_PART_REV, pInfo->reg, 1);
+       status = MT2063_ReadSub(pInfo, MT2063_REG_PART_REV, pInfo->reg, 1);
        if (status < 0)
                return status;
 
@@ -2902,7 +2827,7 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
                return -ENODEV; /*  Wrong tuner Part/Rev code */
 
        /*  Check the 2nd byte of the Part/Rev code from the tuner */
-       status = MT2063_ReadSub(pInfo->hUserData, pInfo->address,
+       status = MT2063_ReadSub(pInfo,
                                MT2063_REG_RSVD_3B,
                                &pInfo->reg[MT2063_REG_RSVD_3B], 1);
 
@@ -2911,9 +2836,7 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
                return -ENODEV; /*  Wrong tuner Part/Rev code */
 
        /*  Reset the tuner  */
-       status = MT2063_WriteSub(pInfo->hUserData,
-                                pInfo->address,
-                                MT2063_REG_LO2CQ_3, &all_resets, 1);
+       status = MT2063_WriteSub(pInfo, MT2063_REG_LO2CQ_3, &all_resets, 1);
        if (status < 0)
                return status;
 
@@ -2940,8 +2863,7 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
        while (status >= 0 && *def) {
                u8 reg = *def++;
                u8 val = *def++;
-               status = MT2063_WriteSub(pInfo->hUserData, pInfo->address, reg,
-                                        &val, 1);
+               status = MT2063_WriteSub(pInfo, reg, &val, 1);
        }
        if (status < 0)
                return status;
@@ -2951,8 +2873,7 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
        maxReads = 10;
        while (status >= 0 && (FCRUN != 0) && (maxReads-- > 0)) {
                msleep(2);
-               status = MT2063_ReadSub(pInfo->hUserData,
-                                        pInfo->address,
+               status = MT2063_ReadSub(pInfo,
                                         MT2063_REG_XO_STATUS,
                                         &pInfo->
                                         reg[MT2063_REG_XO_STATUS], 1);
@@ -2962,15 +2883,14 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
        if (FCRUN != 0)
                return -ENODEV;
 
-       status = MT2063_ReadSub(pInfo->hUserData, pInfo->address,
+       status = MT2063_ReadSub(pInfo,
                           MT2063_REG_FIFFC,
                           &pInfo->reg[MT2063_REG_FIFFC], 1);
        if (status < 0)
                return status;
 
        /* Read back all the registers from the tuner */
-       status = MT2063_ReadSub(pInfo->hUserData,
-                               pInfo->address,
+       status = MT2063_ReadSub(pInfo,
                                MT2063_REG_PART_REV,
                                pInfo->reg, MT2063_REG_END_REGS);
        if (status < 0)
@@ -3039,13 +2959,13 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
         */
 
        pInfo->reg[MT2063_REG_CTUNE_CTRL] = 0x0A;
-       status = MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+       status = MT2063_WriteSub(pInfo,
                                 MT2063_REG_CTUNE_CTRL,
                                 &pInfo->reg[MT2063_REG_CTUNE_CTRL], 1);
        if (status < 0)
                return status;
        /*  Read the ClearTune filter calibration value  */
-       status = MT2063_ReadSub(pInfo->hUserData, pInfo->address,
+       status = MT2063_ReadSub(pInfo,
                                MT2063_REG_FIFFC,
                                &pInfo->reg[MT2063_REG_FIFFC], 1);
        if (status < 0)
@@ -3054,7 +2974,7 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
        fcu_osc = pInfo->reg[MT2063_REG_FIFFC];
 
        pInfo->reg[MT2063_REG_CTUNE_CTRL] = 0x00;
-       status = MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+       status = MT2063_WriteSub(pInfo,
                                 MT2063_REG_CTUNE_CTRL,
                                 &pInfo->reg[MT2063_REG_CTUNE_CTRL], 1);
        if (status < 0)
@@ -3150,17 +3070,13 @@ static u32 MT2063_ReInit(struct MT2063_Info_t *pInfo)
 **         06-24-2008    PINZ   Ver 1.18: Add Get/SetParam CTFILT_SW
 **
 ****************************************************************************/
-static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
+static u32 MT2063_SetParam(struct mt2063_state *pInfo,
                           enum MT2063_Param param,
                           enum MT2063_DNC_Output_Enable nValue)
 {
        u32 status = 0; /* Status to be returned        */
        u8 val = 0;
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
-
        switch (param) {
                /*  crystal frequency                     */
        case MT2063_SRO_FREQ:
@@ -3191,13 +3107,11 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
 
                        /* Buffer the queue for restoration later and get actual LO2 values. */
                        status |=
-                           MT2063_ReadSub(pInfo->hUserData,
-                                          pInfo->address,
+                           MT2063_ReadSub(pInfo,
                                           MT2063_REG_LO2CQ_1,
                                           &(tempLO2CQ[0]), 3);
                        status |=
-                           MT2063_ReadSub(pInfo->hUserData,
-                                          pInfo->address,
+                           MT2063_ReadSub(pInfo,
                                           MT2063_REG_LO2C_1,
                                           &(tempLO2C[0]), 3);
 
@@ -3211,8 +3125,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                            (tempLO2CQ[2] != tempLO2C[2])) {
                                /* put actual LO2 value into queue (with 0 in one-shot bits) */
                                status |=
-                                   MT2063_WriteSub(pInfo->hUserData,
-                                                   pInfo->address,
+                                   MT2063_WriteSub(pInfo,
                                                    MT2063_REG_LO2CQ_1,
                                                    &(tempLO2C[0]), 3);
 
@@ -3239,8 +3152,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                        pInfo->reg[MT2063_REG_LO1CQ_2] =
                            (u8) (FracN);
                        status |=
-                           MT2063_WriteSub(pInfo->hUserData,
-                                           pInfo->address,
+                           MT2063_WriteSub(pInfo,
                                            MT2063_REG_LO1CQ_1,
                                            &pInfo->
                                            reg[MT2063_REG_LO1CQ_1], 2);
@@ -3248,8 +3160,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                        /* set the one-shot bit to load the pair of LO values */
                        tmpOneShot = tempLO2CQ[2] | 0xE0;
                        status |=
-                           MT2063_WriteSub(pInfo->hUserData,
-                                           pInfo->address,
+                           MT2063_WriteSub(pInfo,
                                            MT2063_REG_LO2CQ_3,
                                            &tmpOneShot, 1);
 
@@ -3257,8 +3168,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                        if (restore) {
                                /* put actual LO2 value into queue (0 in one-shot bits) */
                                status |=
-                                   MT2063_WriteSub(pInfo->hUserData,
-                                                   pInfo->address,
+                                   MT2063_WriteSub(pInfo,
                                                    MT2063_REG_LO2CQ_1,
                                                    &(tempLO2CQ[0]), 3);
 
@@ -3271,7 +3181,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                                    tempLO2CQ[2];
                        }
 
-                       MT2063_GetParam(pInfo->hUserData,
+                       MT2063_GetParam(pInfo,
                                        MT2063_LO1_FREQ,
                                        &pInfo->AS_Data.f_LO1);
                }
@@ -3311,13 +3221,11 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
 
                        /* Buffer the queue for restoration later and get actual LO2 values. */
                        status |=
-                           MT2063_ReadSub(pInfo->hUserData,
-                                          pInfo->address,
+                           MT2063_ReadSub(pInfo,
                                           MT2063_REG_LO1CQ_1,
                                           &(tempLO1CQ[0]), 2);
                        status |=
-                           MT2063_ReadSub(pInfo->hUserData,
-                                          pInfo->address,
+                           MT2063_ReadSub(pInfo,
                                           MT2063_REG_LO1C_1,
                                           &(tempLO1C[0]), 2);
 
@@ -3326,8 +3234,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                            || (tempLO1CQ[1] != tempLO1C[1])) {
                                /* put actual LO1 value into queue */
                                status |=
-                                   MT2063_WriteSub(pInfo->hUserData,
-                                                   pInfo->address,
+                                   MT2063_WriteSub(pInfo,
                                                    MT2063_REG_LO1CQ_1,
                                                    &(tempLO1C[0]), 2);
 
@@ -3353,8 +3260,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                        pInfo->reg[MT2063_REG_LO2CQ_3] =
                            (u8) ((FracN2 & 0x0F));
                        status |=
-                           MT2063_WriteSub(pInfo->hUserData,
-                                           pInfo->address,
+                           MT2063_WriteSub(pInfo,
                                            MT2063_REG_LO1CQ_1,
                                            &pInfo->
                                            reg[MT2063_REG_LO1CQ_1], 3);
@@ -3363,8 +3269,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                        tmpOneShot =
                            pInfo->reg[MT2063_REG_LO2CQ_3] | 0xE0;
                        status |=
-                           MT2063_WriteSub(pInfo->hUserData,
-                                           pInfo->address,
+                           MT2063_WriteSub(pInfo,
                                            MT2063_REG_LO2CQ_3,
                                            &tmpOneShot, 1);
 
@@ -3372,8 +3277,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                        if (restore) {
                                /* put previous LO1 queue value back into queue */
                                status |=
-                                   MT2063_WriteSub(pInfo->hUserData,
-                                                   pInfo->address,
+                                   MT2063_WriteSub(pInfo,
                                                    MT2063_REG_LO1CQ_1,
                                                    &(tempLO1CQ[0]), 2);
 
@@ -3384,7 +3288,7 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
                                    tempLO1CQ[1];
                        }
 
-                       MT2063_GetParam(pInfo->hUserData,
+                       MT2063_GetParam(pInfo,
                                        MT2063_LO2_FREQ,
                                        &pInfo->AS_Data.f_LO2);
                }
@@ -3769,25 +3673,22 @@ static u32 MT2063_SetParam(struct MT2063_Info_t *pInfo,
 **   138   06-19-2007    DAD    Ver 1.00: Initial, derived from mt2067_b.
 **
 ****************************************************************************/
-static u32 MT2063_ClearPowerMaskBits(struct MT2063_Info_t *pInfo, enum MT2063_Mask_Bits Bits)
+static u32 MT2063_ClearPowerMaskBits(struct mt2063_state *pInfo, enum MT2063_Mask_Bits Bits)
 {
        u32 status = 0; /* Status to be returned        */
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
        Bits = (enum MT2063_Mask_Bits)(Bits & MT2063_ALL_SD);   /* Only valid bits for this tuner */
        if ((Bits & 0xFF00) != 0) {
                pInfo->reg[MT2063_REG_PWR_2] &= ~(u8) (Bits >> 8);
                status |=
-                   MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+                   MT2063_WriteSub(pInfo,
                                    MT2063_REG_PWR_2,
                                    &pInfo->reg[MT2063_REG_PWR_2], 1);
        }
        if ((Bits & 0xFF) != 0) {
                pInfo->reg[MT2063_REG_PWR_1] &= ~(u8) (Bits & 0xFF);
                status |=
-                   MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+                   MT2063_WriteSub(pInfo,
                                    MT2063_REG_PWR_1,
                                    &pInfo->reg[MT2063_REG_PWR_1], 1);
        }
@@ -3823,20 +3724,17 @@ static u32 MT2063_ClearPowerMaskBits(struct MT2063_Info_t *pInfo, enum MT2063_Ma
 **                              correct wakeup of the LNA
 **
 ****************************************************************************/
-static u32 MT2063_SoftwareShutdown(struct MT2063_Info_t *pInfo, u8 Shutdown)
+static u32 MT2063_SoftwareShutdown(struct mt2063_state *pInfo, u8 Shutdown)
 {
        u32 status = 0; /* Status to be returned        */
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
        if (Shutdown == 1)
                pInfo->reg[MT2063_REG_PWR_1] |= 0x04;   /* Turn the bit on */
        else
                pInfo->reg[MT2063_REG_PWR_1] &= ~0x04;  /* Turn off the bit */
 
        status |=
-           MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+           MT2063_WriteSub(pInfo,
                            MT2063_REG_PWR_1,
                            &pInfo->reg[MT2063_REG_PWR_1], 1);
 
@@ -3844,14 +3742,14 @@ static u32 MT2063_SoftwareShutdown(struct MT2063_Info_t *pInfo, u8 Shutdown)
                pInfo->reg[MT2063_REG_BYP_CTRL] =
                    (pInfo->reg[MT2063_REG_BYP_CTRL] & 0x9F) | 0x40;
                status |=
-                   MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+                   MT2063_WriteSub(pInfo,
                                    MT2063_REG_BYP_CTRL,
                                    &pInfo->reg[MT2063_REG_BYP_CTRL],
                                    1);
                pInfo->reg[MT2063_REG_BYP_CTRL] =
                    (pInfo->reg[MT2063_REG_BYP_CTRL] & 0x9F);
                status |=
-                   MT2063_WriteSub(pInfo->hUserData, pInfo->address,
+                   MT2063_WriteSub(pInfo,
                                    MT2063_REG_BYP_CTRL,
                                    &pInfo->reg[MT2063_REG_BYP_CTRL],
                                    1);
@@ -3888,18 +3786,14 @@ static u32 MT2063_SoftwareShutdown(struct MT2063_Info_t *pInfo, u8 Shutdown)
 **   138   06-19-2007    DAD    Ver 1.00: Initial, derived from mt2067_b.
 **
 ****************************************************************************/
-static u32 MT2063_SetReg(struct MT2063_Info_t *pInfo, u8 reg, u8 val)
+static u32 MT2063_SetReg(struct mt2063_state *pInfo, u8 reg, u8 val)
 {
        u32 status = 0; /* Status to be returned        */
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
-
        if (reg >= MT2063_REG_END_REGS)
                status |= -ERANGE;
 
-       status = MT2063_WriteSub(pInfo->hUserData, pInfo->address, reg, &val,
+       status = MT2063_WriteSub(pInfo, reg, &val,
                                 1);
        if (status >= 0)
                pInfo->reg[reg] = val;
@@ -4063,7 +3957,7 @@ static u32 MT2063_CalcLO2Mult(u32 * Div,
 **                                        cross-over frequency values.
 **
 ****************************************************************************/
-static u32 FindClearTuneFilter(struct MT2063_Info_t *pInfo, u32 f_in)
+static u32 FindClearTuneFilter(struct mt2063_state *pInfo, u32 f_in)
 {
        u32 RFBand;
        u32 idx;                /*  index loop                      */
@@ -4122,7 +4016,7 @@ static u32 FindClearTuneFilter(struct MT2063_Info_t *pInfo, u32 f_in)
 **         06-24-2008    PINZ   Ver 1.18: Add Get/SetParam CTFILT_SW
 **
 ****************************************************************************/
-static u32 MT2063_Tune(struct MT2063_Info_t *pInfo, u32 f_in)
+static u32 MT2063_Tune(struct mt2063_state *pInfo, u32 f_in)
 {                              /* RF input center frequency   */
 
        u32 status = 0; /*  status of operation             */
@@ -4140,10 +4034,6 @@ static u32 MT2063_Tune(struct MT2063_Info_t *pInfo, u32 f_in)
        u8 val;
        u32 RFBand;
 
-       /*  Verify that the handle passed points to a valid tuner         */
-       if (MT2063_IsValidHandle(pInfo) == 0)
-               return -ENODEV;
-
        /*  Check the input and output frequency ranges                   */
        if ((f_in < MT2063_MIN_FIN_FREQ) || (f_in > MT2063_MAX_FIN_FREQ))
                return -EINVAL;
@@ -4185,7 +4075,7 @@ static u32 MT2063_Tune(struct MT2063_Info_t *pInfo, u32 f_in)
         */
        if (status >= 0) {
                status |=
-                   MT2063_ReadSub(pInfo->hUserData, pInfo->address,
+                   MT2063_ReadSub(pInfo,
                                   MT2063_REG_FIFFC,
                                   &pInfo->reg[MT2063_REG_FIFFC], 1);
                fiffc = pInfo->reg[MT2063_REG_FIFFC];
@@ -4288,10 +4178,10 @@ static u32 MT2063_Tune(struct MT2063_Info_t *pInfo, u32 f_in)
                         ** IMPORTANT: There is a required order for writing
                         **            (0x05 must follow all the others).
                         */
-                       status |= MT2063_WriteSub(pInfo->hUserData, pInfo->address, MT2063_REG_LO1CQ_1, &pInfo->reg[MT2063_REG_LO1CQ_1], 5);    /* 0x01 - 0x05 */
+                       status |= MT2063_WriteSub(pInfo, MT2063_REG_LO1CQ_1, &pInfo->reg[MT2063_REG_LO1CQ_1], 5);       /* 0x01 - 0x05 */
                        if (pInfo->tuner_id == MT2063_B0) {
                                /* Re-write the one-shot bits to trigger the tune operation */
-                               status |= MT2063_WriteSub(pInfo->hUserData, pInfo->address, MT2063_REG_LO2CQ_3, &pInfo->reg[MT2063_REG_LO2CQ_3], 1);    /* 0x05 */
+                               status |= MT2063_WriteSub(pInfo, MT2063_REG_LO2CQ_3, &pInfo->reg[MT2063_REG_LO2CQ_3], 1);       /* 0x05 */
                        }
                        /* Write out the FIFF offset only if it's changing */
                        if (pInfo->reg[MT2063_REG_FIFF_OFFSET] !=
@@ -4299,8 +4189,7 @@ static u32 MT2063_Tune(struct MT2063_Info_t *pInfo, u32 f_in)
                                pInfo->reg[MT2063_REG_FIFF_OFFSET] =
                                    (u8) fiffof;
                                status |=
-                                   MT2063_WriteSub(pInfo->hUserData,
-                                                   pInfo->address,
+                                   MT2063_WriteSub(pInfo,
                                                    MT2063_REG_FIFF_OFFSET,
                                                    &pInfo->
                                                    reg[MT2063_REG_FIFF_OFFSET],
@@ -4316,7 +4205,7 @@ static u32 MT2063_Tune(struct MT2063_Info_t *pInfo, u32 f_in)
                        status |= MT2063_GetLocked(pInfo);
                }
                /*
-                **  If we locked OK, assign calculated data to MT2063_Info_t structure
+                **  If we locked OK, assign calculated data to mt2063_state structure
                 */
                if (status >= 0) {
                        pInfo->f_IF1_actual = pInfo->AS_Data.f_LO1 - f_in;
@@ -4461,9 +4350,9 @@ static int mt2063_init(struct dvb_frontend *fe)
        u32 status = -EINVAL;
        struct mt2063_state *state = fe->tuner_priv;
 
-       status = MT2063_Open(0xC0, &(state->MT2063_ht), fe);
-       status |= MT2063_SoftwareShutdown(state->MT2063_ht, 1);
-       status |= MT2063_ClearPowerMaskBits(state->MT2063_ht, MT2063_ALL_SD);
+       status = MT2063_Open(fe);
+       status |= MT2063_SoftwareShutdown(state, 1);
+       status |= MT2063_ClearPowerMaskBits(state, MT2063_ALL_SD);
 
        if (0 != status) {
                printk("%s %d error status = 0x%x!!\n", __func__, __LINE__,
@@ -4484,9 +4373,9 @@ static int mt2063_get_status(struct dvb_frontend *fe, u32 * status)
 }
 
 static int mt2063_get_state(struct dvb_frontend *fe,
-                           enum tuner_param param, struct tuner_state *state)
+                           enum tuner_param param, struct tuner_state *tunstate)
 {
-       struct mt2063_state *mt2063State = fe->tuner_priv;
+       struct mt2063_state *state = fe->tuner_priv;
 
        switch (param) {
        case DVBFE_TUNER_FREQUENCY:
@@ -4500,21 +4389,19 @@ static int mt2063_get_state(struct dvb_frontend *fe,
                //get bandwidth
                break;
        case DVBFE_TUNER_REFCLOCK:
-               state->refclock =
-                   (u32)
-                   MT2063_GetLocked((void *) (mt2063State->MT2063_ht));
+               tunstate->refclock = (u32) MT2063_GetLocked(state);
                break;
        default:
                break;
        }
 
-       return (int)state->refclock;
+       return (int)tunstate->refclock;
 }
 
 static int mt2063_set_state(struct dvb_frontend *fe,
-                           enum tuner_param param, struct tuner_state *state)
+                           enum tuner_param param, struct tuner_state *tunstate)
 {
-       struct mt2063_state *mt2063State = fe->tuner_priv;
+       struct mt2063_state *state = fe->tuner_priv;
        u32 status = 0;
 
        switch (param) {
@@ -4522,11 +4409,11 @@ static int mt2063_set_state(struct dvb_frontend *fe,
                //set frequency
 
                status =
-                   MT_Tune_atv((void *) (mt2063State->MT2063_ht),
-                               state->frequency, state->bandwidth,
-                               mt2063State->tv_type);
+                   MT_Tune_atv(state,
+                               tunstate->frequency, tunstate->bandwidth,
+                               state->tv_type);
 
-               mt2063State->frequency = state->frequency;
+               state->frequency = tunstate->frequency;
                break;
        case DVBFE_TUNER_TUNERSTEP:
                break;
@@ -4534,20 +4421,20 @@ static int mt2063_set_state(struct dvb_frontend *fe,
                break;
        case DVBFE_TUNER_BANDWIDTH:
                //set bandwidth
-               mt2063State->bandwidth = state->bandwidth;
+               state->bandwidth = tunstate->bandwidth;
                break;
        case DVBFE_TUNER_REFCLOCK:
 
                break;
        case DVBFE_TUNER_OPEN:
-               status = MT2063_Open(MT2063_I2C, &(mt2063State->MT2063_ht), fe);
+               status = MT2063_Open(fe);
                break;
        case DVBFE_TUNER_SOFTWARE_SHUTDOWN:
-               status = MT2063_SoftwareShutdown(mt2063State->MT2063_ht, 1);
+               status = MT2063_SoftwareShutdown(state, 1);
                break;
        case DVBFE_TUNER_CLEAR_POWER_MASKBITS:
                status =
-                   MT2063_ClearPowerMaskBits(mt2063State->MT2063_ht,
+                   MT2063_ClearPowerMaskBits(state,
                                              MT2063_ALL_SD);
                break;
        default:
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