LXR linux/drivers/net/ethernet/qualcomm/emac/emac-sgmii.h

   1/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
   2 *
   3 * This program is free software; you can redistribute it and/or modify
   4 * it under the terms of the GNU General Public License version 2 and
   5 * only version 2 as published by the Free Software Foundation.
   6 *
   7 * This program is distributed in the hope that it will be useful,
   8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 * GNU General Public License for more details.
  11 */
  12
  13#ifndef _EMAC_SGMII_H_
  14#define _EMAC_SGMII_H_
  15
  16struct emac_adapter;
  17struct platform_device;
  18
  19/** emac_sgmii - internal emac phy
  20 * @init initialization function
  21 * @open called when the driver is opened
  22 * @close called when the driver is closed
  23 * @link_change called when the link state changes
  24 */
  25struct sgmii_ops {
  26        int (*init)(struct emac_adapter *adpt);
  27        int (*open)(struct emac_adapter *adpt);
  28        void (*close)(struct emac_adapter *adpt);
  29        int (*link_change)(struct emac_adapter *adpt, bool link_state);
  30        void (*reset)(struct emac_adapter *adpt);
  31};
  32
  33/** emac_sgmii - internal emac phy
  34 * @base base address
  35 * @digital per-lane digital block
  36 * @irq the interrupt number
  37 * @decode_error_count reference count of consecutive decode errors
  38 * @sgmii_ops sgmii ops
  39 */
  40struct emac_sgmii {
  41        void __iomem            *base;
  42        void __iomem            *digital;
  43        unsigned int            irq;
  44        atomic_t                decode_error_count;
  45        struct  sgmii_ops       *sgmii_ops;
  46};
  47
  48int emac_sgmii_config(struct platform_device *pdev, struct emac_adapter *adpt);
  49
  50int emac_sgmii_init_fsm9900(struct emac_adapter *adpt);
  51int emac_sgmii_init_qdf2432(struct emac_adapter *adpt);
  52int emac_sgmii_init_qdf2400(struct emac_adapter *adpt);
  53
  54int emac_sgmii_init(struct emac_adapter *adpt);
  55int emac_sgmii_open(struct emac_adapter *adpt);
  56void emac_sgmii_close(struct emac_adapter *adpt);
  57int emac_sgmii_link_change(struct emac_adapter *adpt, bool link_state);
  58void emac_sgmii_reset(struct emac_adapter *adpt);
  59#endif
  60