/*
Copyright (c) 2015, The Linux Foundation. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above
      copyright notice, this list of conditions and the following
      disclaimer in the documentation and/or other materials provided
      with the distribution.
    * Neither the name of The Linux Foundation nor the names of its
      contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#define LOG_TAG "android_hardware_fm"

#include <cstdio>
#include <utils/Log.h>
#include "FmPerformanceParams.h"
#include "FmIoctlsInterface.h"
#include <linux/videodev2.h>

signed char FmPerformanceParams :: SetBand
(
   UINT fd, unsigned char band
)
{
   signed char ret = FM_FAILURE;

   switch(band) {
   case BAND_87500_108000:
       ret = FmIoctlsInterface::set_band(fd,
                               87500, 108000);
       break;
   case BAND_76000_108000:
       ret = FmIoctlsInterface::set_band(fd,
                               76000, 108000);
       break;
   case BAND_76000_90000:
       ret = FmIoctlsInterface::set_band(fd,
                               76000, 90000);
       break;
   default:
       ALOGE("Band type: %u is invalid\n", band);
       ret = FM_FAILURE;
       break;
   }
   return ret;
}

signed char FmPerformanceParams :: SetEmphsis
(
   UINT fd, unsigned char emph
)
{
   signed char ret = FM_FAILURE;

   switch(emph) {
   case DE_EMP75:
   case DE_EMP50:
       ret = FmIoctlsInterface::set_control(fd,
                       V4L2_CID_PRV_EMPHASIS, emph);
       break;
   default:
       ALOGE("invalid de-emphasis value\n");
       ret = FM_FAILURE;
       break;
   }
   return ret;
}

signed char FmPerformanceParams :: SetChannelSpacing
(
   UINT fd, unsigned char spacing
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                               V4L2_CID_PRV_CHAN_SPACING, spacing);
   return ret;
}

signed char FmPerformanceParams :: SetAfRmssiTh
(
   UINT fd, unsigned short th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_AF_RMSSI_TH, th);

   return ret;
}

signed char FmPerformanceParams :: SetAfRmssiSamplesCnt
(
   UINT fd, unsigned char cnt
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_AF_RMSSI_SAMPLES, cnt);

   return ret;
}

signed char FmPerformanceParams :: SetGoodChannelRmssiTh
(
   UINT fd, signed char th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_GOOD_CH_RMSSI_TH, th);

   return ret;
}

signed char FmPerformanceParams :: SetSrchAlgoType
(
   UINT fd, unsigned char algo
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_SRCHALGOTYPE, algo);

   return ret;
}

signed char FmPerformanceParams :: SetSinrFirstStage
(
   UINT fd, signed char th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_SINRFIRSTSTAGE, th);

   return ret;
}

signed char FmPerformanceParams :: SetRmssiFirstStage
(
   UINT fd, signed char th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_RMSSIFIRSTSTAGE, th);

   return ret;
}

signed char FmPerformanceParams :: SetCf0Th12
(
   UINT fd, int th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_CF0TH12, th);
   return ret;
}

signed char FmPerformanceParams :: SetSinrSamplesCnt
(
   UINT fd, unsigned char cnt
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_SINR_SAMPLES, cnt);

   return ret;
}

signed char FmPerformanceParams :: SetIntfLowTh
(
   UINT fd, unsigned char th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_ON_CHANNEL_THRESHOLD, th);

   return ret;
}

signed char FmPerformanceParams :: SetIntfHighTh
(
   UINT fd, unsigned char th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_OFF_CHANNEL_THRESHOLD, th);
   return ret;
}

signed char FmPerformanceParams :: SetSinrFinalStage
(
   UINT fd, signed char th
)
{
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::set_control(fd,
                V4L2_CID_PRV_SINR_THRESHOLD, th);

   return ret;
}

signed char FmPerformanceParams :: GetAfRmssiTh
(
   UINT fd, unsigned short &th
)
{
   long int af_rmssi_th;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_AF_RMSSI_TH, af_rmssi_th);
   if(ret == FM_SUCCESS) {
      th = af_rmssi_th;
   }
   return ret;
}

signed char FmPerformanceParams :: GetAfRmssiSamplesCnt
(
   UINT fd, unsigned char &cnt
)
{
   long int af_samples_cnt;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_AF_RMSSI_SAMPLES, af_samples_cnt);
   if(ret == FM_SUCCESS) {
      cnt = af_samples_cnt;
   }
   return ret;
}

signed char FmPerformanceParams :: GetGoodChannelRmssiTh
(
   UINT fd, signed char &th
)
{
   long int gd_chan_rmssi_th;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_GOOD_CH_RMSSI_TH, gd_chan_rmssi_th);
   if(ret == FM_SUCCESS) {
      th = gd_chan_rmssi_th;
   }
   return ret;
}

signed char FmPerformanceParams :: GetSrchAlgoType
(
   UINT fd, unsigned char &algo
)
{
   long int srch_algo_type;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_SRCHALGOTYPE, srch_algo_type);
   if(ret == FM_SUCCESS) {
      algo = srch_algo_type;
   }
   return ret;
}

signed char FmPerformanceParams :: GetSinrFirstStage
(
   UINT fd, signed char &th
)
{
   long int sinr_first_stage;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_SINRFIRSTSTAGE, sinr_first_stage);
   if(ret == FM_SUCCESS) {
      th = sinr_first_stage;
   }
   return ret;
}

signed char FmPerformanceParams :: GetRmssiFirstStage
(
   UINT fd, signed char &th
)
{
   long int rmssi_first_stage;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_RMSSIFIRSTSTAGE, rmssi_first_stage);
   if(ret == FM_SUCCESS) {
      th = rmssi_first_stage;
   }
   return ret;
}

signed char FmPerformanceParams :: GetCf0Th12
(
   UINT fd, int &th
)
{
   long int cf0th12;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_CF0TH12, cf0th12);
   if(ret == FM_SUCCESS) {
      th = cf0th12;
   }
   return ret;
}

signed char FmPerformanceParams :: GetSinrSamplesCnt
(
   UINT fd, unsigned char &cnt
)
{
   long int sinr_samples_cnt;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_SINR_SAMPLES, sinr_samples_cnt);
   if(ret == FM_SUCCESS) {
      cnt = sinr_samples_cnt;
   }
   return ret;
}

signed char FmPerformanceParams :: GetIntfLowTh
(
   UINT fd, unsigned char &th
)
{
   long int intf_low_th;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
               V4L2_CID_PRV_ON_CHANNEL_THRESHOLD, intf_low_th);
   if(ret == FM_SUCCESS) {
      th = intf_low_th;
   }
   return ret;
}

signed char FmPerformanceParams :: GetIntfHighTh
(
   UINT fd, unsigned char &th
)
{
   long int intf_high_th;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
               V4L2_CID_PRV_OFF_CHANNEL_THRESHOLD, intf_high_th);
   if(ret == FM_SUCCESS) {
      th = intf_high_th;
   }
   return ret;
}

signed char FmPerformanceParams :: GetIntfDet
(
   UINT fd, unsigned char &th
)
{
   long int int_det;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
               V4L2_CID_PRV_INTDET, int_det);
   if(ret == FM_SUCCESS) {
      th = int_det;
   }
   return ret;
}
signed char FmPerformanceParams :: GetSinrFinalStage
(
   UINT fd, signed char &th
)
{
   signed char ret = FM_FAILURE;
   long int sinr;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_SINR_THRESHOLD, sinr);

   if(ret == FM_SUCCESS) {
      th = sinr;
   }
   return ret;
}

signed char FmPerformanceParams :: SetHybridSrchList
(
   UINT fd,
   unsigned int *freqs,
   signed char *sinrs,
   unsigned int n
)
{
   struct v4l2_ext_control ext_ctl;
   struct v4l2_ext_controls v4l2_ctls;
   unsigned int freq;
   signed char sinr;
   unsigned int size = 0;
   char *data = NULL;
   signed char ret = FM_FAILURE;

   if(n <= 0) {
      return ret;
   }
   data = new char[(n * HYBRID_SRCH_DATA_LEN + HYBRID_SRCH_DATA_INDEX)];

   if(data != NULL) {
      data[size++] = HYBRID_SRCH_MODE;
      data[size++] = ((n * HYBRID_SRCH_DATA_LEN) + 1);
      data[size++] = n;
      while((size < (n * HYBRID_SRCH_DATA_LEN + 2)) && (freqs != NULL)
            && (sinrs != NULL)) {
            freq = (*freqs - STARTING_FREQ) / FREQ_MULTIPLEX;
            data[size++] = (freq & 0xff);
            data[size++] = ((freq >> 8) & 0xff);
            data[size++] = *sinrs;
            freqs++;
            sinrs++;
      }
      if(size == (n * HYBRID_SRCH_DATA_LEN + HYBRID_SRCH_DATA_INDEX)) {
         ext_ctl.id = V4L2_CID_PRV_IRIS_WRITE_DEFAULT;
         ext_ctl.string = data;
         ext_ctl.size = size;
         v4l2_ctls.ctrl_class = V4L2_CTRL_CLASS_USER;
         v4l2_ctls.count = 1;
         v4l2_ctls.controls  = &ext_ctl;
         ret =  FmIoctlsInterface::set_ext_control(fd, &v4l2_ctls);
         if(ret == FM_SUCCESS) {
            ALOGE("hybrid srch list sent successfully\n");
         }else {
            ALOGE("hybrid srch list setting failed\n");
         }
      }
   }

   delete []data;

   return ret;
}

signed char FmPerformanceParams :: SetBlendSinr
(
   UINT fd, signed char bsinr
)
{
   signed char ret = FM_FAILURE;

   if ((bsinr >= MIN_BLEND_SINRHI) &&
       (bsinr <= MAX_BLEND_SINRHI))
        ret = FmIoctlsInterface::set_control(fd,
                   V4L2_CID_PRV_IRIS_BLEND_SINRHI, bsinr);

   return ret;
}

signed char FmPerformanceParams :: GetBlendSinr
(
   UINT fd, signed char &bsinr
)
{
   long int blend_sinr_hi;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_IRIS_BLEND_SINRHI, blend_sinr_hi);
   if(ret == FM_SUCCESS) {
      bsinr = blend_sinr_hi;
   }
   return ret;
}

signed char FmPerformanceParams :: SetBlendRmssi
(
   UINT fd, signed char brmssi
)
{
   signed char ret = FM_FAILURE;

    if ((brmssi >= MIN_BLEND_RMSSIHI) &&
        (brmssi <= MAX_BLEND_RMSSIHI))
         ret = FmIoctlsInterface::set_control(fd,
                   V4L2_CID_PRV_IRIS_BLEND_RMSSIHI, brmssi);

   return ret;
}

signed char FmPerformanceParams :: GetBlendRmssi
(
   UINT fd, signed char &brmssi
)
{
   long int blend_rmssi_hi;
   signed char ret = FM_FAILURE;

   ret = FmIoctlsInterface::get_control(fd,
                V4L2_CID_PRV_IRIS_BLEND_RMSSIHI, blend_rmssi_hi);
   if(ret == FM_SUCCESS) {
      brmssi = blend_rmssi_hi;
   }
   return ret;
}