text: /*-
   *   BSD LICENSE
   *
   *   Copyright(c) 2014-2017 Chelsio Communications.
   *   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 Chelsio Communications 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   *   A PARTICULAR PURPOSE 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.
   */
  
  #ifndef __T4_CHIP_TYPE_H__
  #define __T4_CHIP_TYPE_H__
  
  /*
   * All T4 and later chips have their PCI-E Device IDs encoded as 0xVFPP where:
   *
   *   V  = "4" for T4; "5" for T5, etc. or
   *   F  = "0" for PF 0..3; "4".."7" for PF4..7; and "8" for VFs
   *   PP = adapter product designation
   *
   * We use the "version" (V) of the adpater to code the Chip Version above.
   */
  #define CHELSIO_PCI_ID_VER(devid) ((devid) >> 12)
  #define CHELSIO_PCI_ID_FUNC(devid) (((devid) >> 8) & 0xf)
  #define CHELSIO_PCI_ID_PROD(devid) ((devid) & 0xff)
  
  #define CHELSIO_T4 0x4
  #define CHELSIO_T5 0x5
  #define CHELSIO_T6 0x6
  
  #define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision))
  #define CHELSIO_CHIP_VERSION(code) (((code) >> 4) & 0xf)
  #define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf)
  
  enum chip_type {
  	T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1),
  	T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2),
  	T4_FIRST_REV	= T4_A1,
  	T4_LAST_REV	= T4_A2,
  
  	T5_A0 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0),
  	T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 1),
  	T5_FIRST_REV	= T5_A0,
  	T5_LAST_REV	= T5_A1,
  
  	T6_A0 = CHELSIO_CHIP_CODE(CHELSIO_T6, 0),
  	T6_FIRST_REV    = T6_A0,
  	T6_LAST_REV     = T6_A0,
  };
  
  static inline int is_t4(enum chip_type chip)
  {
  	return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T4);
  }
  
  static inline int is_t5(enum chip_type chip)
  {
  	return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T5);
  }
  
  static inline int is_t6(enum chip_type chip)
  {
  	return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T6);
  }
  #endif /* __T4_CHIP_TYPE_H__ */
  