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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | /* * Copyright (c) 2015, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #ifndef __DSI_CONNECTOR_H__ #define __DSI_CONNECTOR_H__ #include <linux/platform_device.h> #include "drm_crtc.h" #include "drm_mipi_dsi.h" #include "drm_panel.h" #include "msm_drv.h" #define DSI_0 0 #define DSI_1 1 #define DSI_MAX 2 #define DSI_CLOCK_MASTER DSI_0 #define DSI_CLOCK_SLAVE DSI_1 #define DSI_LEFT DSI_0 #define DSI_RIGHT DSI_1 /* According to the current drm framework sequence, take the encoder of * DSI_1 as master encoder */ #define DSI_ENCODER_MASTER DSI_1 #define DSI_ENCODER_SLAVE DSI_0 struct msm_dsi { struct drm_device *dev; struct platform_device *pdev; struct drm_connector *connector; struct drm_bridge *bridge; struct mipi_dsi_host *host; struct msm_dsi_phy *phy; struct drm_panel *panel; unsigned long panel_flags; bool phy_enabled; /* the encoders we are hooked to (outside of dsi block) */ struct drm_encoder *encoders[MSM_DSI_ENCODER_NUM]; int id; }; /* dsi manager */ struct drm_bridge *msm_dsi_manager_bridge_init(u8 id); void msm_dsi_manager_bridge_destroy(struct drm_bridge *bridge); struct drm_connector *msm_dsi_manager_connector_init(u8 id); int msm_dsi_manager_phy_enable(int id, const unsigned long bit_rate, const unsigned long esc_rate, u32 *clk_pre, u32 *clk_post); void msm_dsi_manager_phy_disable(int id); int msm_dsi_manager_cmd_xfer(int id, const struct mipi_dsi_msg *msg); bool msm_dsi_manager_cmd_xfer_trigger(int id, u32 iova, u32 len); int msm_dsi_manager_register(struct msm_dsi *msm_dsi); void msm_dsi_manager_unregister(struct msm_dsi *msm_dsi); /* msm dsi */ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); /* dsi host */ int msm_dsi_host_xfer_prepare(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg); void msm_dsi_host_xfer_restore(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg); int msm_dsi_host_cmd_tx(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg); int msm_dsi_host_cmd_rx(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg); void msm_dsi_host_cmd_xfer_commit(struct mipi_dsi_host *host, u32 iova, u32 len); int msm_dsi_host_enable(struct mipi_dsi_host *host); int msm_dsi_host_disable(struct mipi_dsi_host *host); int msm_dsi_host_power_on(struct mipi_dsi_host *host); int msm_dsi_host_power_off(struct mipi_dsi_host *host); int msm_dsi_host_set_display_mode(struct mipi_dsi_host *host, struct drm_display_mode *mode); struct drm_panel *msm_dsi_host_get_panel(struct mipi_dsi_host *host, unsigned long *panel_flags); int msm_dsi_host_register(struct mipi_dsi_host *host, bool check_defer); void msm_dsi_host_unregister(struct mipi_dsi_host *host); void msm_dsi_host_destroy(struct mipi_dsi_host *host); int msm_dsi_host_modeset_init(struct mipi_dsi_host *host, struct drm_device *dev); int msm_dsi_host_init(struct msm_dsi *msm_dsi); /* dsi phy */ struct msm_dsi_phy; enum msm_dsi_phy_type { MSM_DSI_PHY_UNKNOWN, MSM_DSI_PHY_28NM, MSM_DSI_PHY_MAX }; struct msm_dsi_phy *msm_dsi_phy_init(struct platform_device *pdev, enum msm_dsi_phy_type type, int id); int msm_dsi_phy_enable(struct msm_dsi_phy *phy, bool is_dual_panel, const unsigned long bit_rate, const unsigned long esc_rate); int msm_dsi_phy_disable(struct msm_dsi_phy *phy); void msm_dsi_phy_get_clk_pre_post(struct msm_dsi_phy *phy, u32 *clk_pre, u32 *clk_post); #endif /* __DSI_CONNECTOR_H__ */ |