drivers/staging/sm750fb/ddk750_dvi.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #define USE_DVICHIP
   3 #ifdef USE_DVICHIP
   4 #include "ddk750_chip.h"
   5 #include "ddk750_reg.h"
   6 #include "ddk750_dvi.h"
   7 #include "ddk750_sii164.h"
   8
   9 /*
  10  * This global variable contains all the supported driver and its corresponding
  11  * function API. Please set the function pointer to NULL whenever the function
  12  * is not supported.
  13  */
  14 static struct dvi_ctrl_device dcft_supported_dvi_controller[] = {
  15 #ifdef DVI_CTRL_SII164
  16         {
  17                 .init = sii164_init_chip,
  18                 .get_vendor_id = sii164_get_vendor_id,
  19                 .get_device_id = sii164GetDeviceID,
  20 #ifdef SII164_FULL_FUNCTIONS
  21                 .reset_chip = sii164ResetChip,
  22                 .get_chip_string = sii164GetChipString,
  23                 .set_power = sii164SetPower,
  24                 .enable_hot_plug_detection = sii164EnableHotPlugDetection,
  25                 .is_connected = sii164IsConnected,
  26                 .check_interrupt = sii164CheckInterrupt,
  27                 .clear_interrupt = sii164ClearInterrupt,
  28 #endif
  29         },
  30 #endif
  31 };
  32
  33 int dvi_init(unsigned char edge_select,
  34              unsigned char bus_select,
  35              unsigned char dual_edge_clk_select,
  36              unsigned char hsync_enable,
  37              unsigned char vsync_enable,
  38              unsigned char deskew_enable,
  39              unsigned char deskew_setting,
  40              unsigned char continuous_sync_enable,
  41              unsigned char pll_filter_enable,
  42              unsigned char pll_filter_value)
  43 {
  44         struct dvi_ctrl_device *current_dvi_ctrl;
  45
  46         current_dvi_ctrl = dcft_supported_dvi_controller;
  47         if (current_dvi_ctrl->init) {
  48                 return current_dvi_ctrl->init(edge_select,
  49                                               bus_select,
  50                                               dual_edge_clk_select,
  51                                               hsync_enable,
  52                                               vsync_enable,
  53                                               deskew_enable,
  54                                               deskew_setting,
  55                                               continuous_sync_enable,
  56                                               pll_filter_enable,
  57                                               pll_filter_value);
  58         }
  59         return -1; /* error */
  60 }
  61
  62 #endif