drivers/gpu/drm/msm/dp/dp_ctrl.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
   4  */
   5
   6 #ifndef _DP_CTRL_H_
   7 #define _DP_CTRL_H_
   8
   9 #include "dp_aux.h"
  10 #include "dp_panel.h"
  11 #include "dp_link.h"
  12 #include "dp_parser.h"
  13 #include "dp_power.h"
  14 #include "dp_catalog.h"
  15
  16 struct dp_ctrl {
  17         bool orientation;
  18         atomic_t aborted;
  19         bool wide_bus_en;
  20 };
  21
  22 int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl);
  23 int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train);
  24 int dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl);
  25 int dp_ctrl_off_link(struct dp_ctrl *dp_ctrl);
  26 int dp_ctrl_off(struct dp_ctrl *dp_ctrl);
  27 void dp_ctrl_push_idle(struct dp_ctrl *dp_ctrl);
  28 irqreturn_t dp_ctrl_isr(struct dp_ctrl *dp_ctrl);
  29 void dp_ctrl_handle_sink_request(struct dp_ctrl *dp_ctrl);
  30 struct dp_ctrl *dp_ctrl_get(struct device *dev, struct dp_link *link,
  31                         struct dp_panel *panel, struct drm_dp_aux *aux,
  32                         struct dp_power *power, struct dp_catalog *catalog,
  33                         struct dp_parser *parser);
  34
  35 void dp_ctrl_reset_irq_ctrl(struct dp_ctrl *dp_ctrl, bool enable);
  36 void dp_ctrl_phy_init(struct dp_ctrl *dp_ctrl);
  37 void dp_ctrl_phy_exit(struct dp_ctrl *dp_ctrl);
  38 void dp_ctrl_irq_phy_exit(struct dp_ctrl *dp_ctrl);
  39
  40 void dp_ctrl_set_psr(struct dp_ctrl *dp_ctrl, bool enable);
  41 void dp_ctrl_config_psr(struct dp_ctrl *dp_ctrl);
  42
  43 #endif /* _DP_CTRL_H_ */