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 13 struct msm_dp_ctrl { 14 bool wide_bus_en; 15 }; 16 17 struct phy; 18 19 int msm_dp_ctrl_on_link(struct msm_dp_ctrl *msm_dp_ctrl, 20 struct msm_dp_panel *panel); 21 int msm_dp_ctrl_on_stream(struct msm_dp_ctrl *msm_dp_ctrl, struct msm_dp_panel *panel); 22 int msm_dp_ctrl_prepare_stream_on(struct msm_dp_ctrl *msm_dp_ctrl, 23 struct msm_dp_panel *panel, 24 bool force_link_train); 25 void msm_dp_ctrl_off_link(struct msm_dp_ctrl *msm_dp_ctrl, 26 struct msm_dp_panel *panel); 27 void msm_dp_ctrl_off_pixel_clk(struct msm_dp_ctrl *msm_dp_ctrl); 28 void msm_dp_ctrl_push_idle(struct msm_dp_ctrl *msm_dp_ctrl); 29 irqreturn_t msm_dp_ctrl_isr(struct msm_dp_ctrl *msm_dp_ctrl, 30 struct msm_dp_panel *panel); 31 void msm_dp_ctrl_handle_sink_request(struct msm_dp_ctrl *msm_dp_ctrl, 32 struct msm_dp_panel *panel); 33 struct msm_dp_ctrl *msm_dp_ctrl_get(struct device *dev, 34 struct msm_dp_link *link, 35 struct drm_dp_aux *aux, 36 struct phy *phy, 37 void __iomem *ahb_base, 38 void __iomem *link_base); 39 40 void msm_dp_ctrl_reset(struct msm_dp_ctrl *msm_dp_ctrl, 41 struct msm_dp_panel *panel); 42 void msm_dp_ctrl_phy_init(struct msm_dp_ctrl *msm_dp_ctrl); 43 void msm_dp_ctrl_phy_exit(struct msm_dp_ctrl *msm_dp_ctrl); 44 void msm_dp_ctrl_irq_phy_exit(struct msm_dp_ctrl *msm_dp_ctrl); 45 46 void msm_dp_ctrl_set_psr(struct msm_dp_ctrl *msm_dp_ctrl, 47 struct msm_dp_panel *panel, bool enable); 48 void msm_dp_ctrl_config_psr(struct msm_dp_ctrl *msm_dp_ctrl, 49 struct msm_dp_panel *panel); 50 51 int msm_dp_ctrl_core_clk_enable(struct msm_dp_ctrl *msm_dp_ctrl); 52 void msm_dp_ctrl_core_clk_disable(struct msm_dp_ctrl *msm_dp_ctrl); 53 54 void msm_dp_ctrl_enable_irq(struct msm_dp_ctrl *msm_dp_ctrl); 55 void msm_dp_ctrl_disable_irq(struct msm_dp_ctrl *msm_dp_ctrl); 56 57 void msm_dp_ctrl_reinit_phy(struct msm_dp_ctrl *msm_dp_ctrl); 58 #endif /* _DP_CTRL_H_ */ 59