zircon/system/dev/display/mt8167s-display/lcd.h

// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef ZIRCON_SYSTEM_DEV_DISPLAY_MT8167S_DISPLAY_LCD_H_
#define ZIRCON_SYSTEM_DEV_DISPLAY_MT8167S_DISPLAY_LCD_H_

#include <ddktl/protocol/dsiimpl.h>
#include <ddktl/protocol/gpio.h>
#include <fbl/unique_ptr.h>
#include <hwreg/mmio.h>
#include <unistd.h>
#include <zircon/compiler.h>

namespace mt8167s_display {

class Lcd {
 public:
  Lcd(const ddk::DsiImplProtocolClient* dsi, const ddk::GpioProtocolClient* gpio,
      uint8_t panel_type)
      : dsiimpl_(*dsi), gpio_(*gpio), panel_type_(panel_type) {}

  zx_status_t Init();
  zx_status_t Enable();
  zx_status_t Disable();
  void PowerOn();
  void PowerOff();

 private:
  zx_status_t LoadInitTable(const uint8_t* buffer, size_t size);
  zx_status_t GetDisplayId(uint16_t& id);

  const ddk::DsiImplProtocolClient dsiimpl_;
  const ddk::GpioProtocolClient gpio_;
  uint8_t panel_type_;
  bool enabled_ = false;
};

}  // namespace mt8167s_display

#endif  // ZIRCON_SYSTEM_DEV_DISPLAY_MT8167S_DISPLAY_LCD_H_