// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2011 Samsung Electronics Co.Ltd * Authors: * Seung-Woo Kim <[email protected]> * Inki Dae <[email protected]> * Joonyoung Shim <[email protected]> * * Based on drivers/media/video/s5p-tv/hdmi_drv.c */ #include <drm/exynos_drm.h> #include <linux/clk.h> #include <linux/component.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/hdmi.h> #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/io.h> #include <linux/irq.h> #include <linux/kernel.h> #include <linux/mfd/syscon.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_graph.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <linux/wait.h> #include <sound/hdmi-codec.h> #include <media/cec-notifier.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_bridge.h> #include <drm/drm_edid.h> #include <drm/drm_print.h> #include <drm/drm_probe_helper.h> #include <drm/drm_simple_kms_helper.h> #include "exynos_drm_crtc.h" #include "regs-hdmi.h" #define HOTPLUG_DEBOUNCE_MS … enum hdmi_type { … }; #define HDMI_MAPPED_BASE … enum hdmi_mapped_regs { … }; static const u32 hdmi_reg_map[][HDMI_TYPE_COUNT] = …; static const char * const supply[] = …; struct hdmiphy_config { … }; struct hdmiphy_configs { … }; struct string_array_spec { … }; #define INIT_ARRAY_SPEC(a) … struct hdmi_driver_data { … }; struct hdmi_audio { … }; struct hdmi_context { … }; static inline struct hdmi_context *encoder_to_hdmi(struct drm_encoder *e) { … } static inline struct hdmi_context *connector_to_hdmi(struct drm_connector *c) { … } static const struct hdmiphy_config hdmiphy_v13_configs[] = …; static const struct hdmiphy_config hdmiphy_v14_configs[] = …; static const struct hdmiphy_config hdmiphy_5420_configs[] = …; static const struct hdmiphy_config hdmiphy_5433_configs[] = …; static const char * const hdmi_clk_gates4[] = …; static const char * const hdmi_clk_muxes4[] = …; static const char * const hdmi_clk_gates5433[] = …; static const char * const hdmi_clk_muxes5433[] = …; static const struct hdmi_driver_data exynos4210_hdmi_driver_data = …; static const struct hdmi_driver_data exynos4212_hdmi_driver_data = …; static const struct hdmi_driver_data exynos5420_hdmi_driver_data = …; static const struct hdmi_driver_data exynos5433_hdmi_driver_data = …; static inline u32 hdmi_map_reg(struct hdmi_context *hdata, u32 reg_id) { … } static inline u32 hdmi_reg_read(struct hdmi_context *hdata, u32 reg_id) { … } static inline void hdmi_reg_writeb(struct hdmi_context *hdata, u32 reg_id, u8 value) { … } static inline void hdmi_reg_writev(struct hdmi_context *hdata, u32 reg_id, int bytes, u32 val) { … } static inline void hdmi_reg_write_buf(struct hdmi_context *hdata, u32 reg_id, u8 *buf, int size) { … } static inline void hdmi_reg_writemask(struct hdmi_context *hdata, u32 reg_id, u32 value, u32 mask) { … } static int hdmiphy_reg_write_buf(struct hdmi_context *hdata, u32 reg_offset, const u8 *buf, u32 len) { … } static int hdmi_clk_enable_gates(struct hdmi_context *hdata) { … } static void hdmi_clk_disable_gates(struct hdmi_context *hdata) { … } static int hdmi_clk_set_parents(struct hdmi_context *hdata, bool to_phy) { … } static int hdmi_audio_infoframe_apply(struct hdmi_context *hdata) { … } static void hdmi_reg_infoframes(struct hdmi_context *hdata) { … } static enum drm_connector_status hdmi_detect(struct drm_connector *connector, bool force) { … } static void hdmi_connector_destroy(struct drm_connector *connector) { … } static const struct drm_connector_funcs hdmi_connector_funcs = …; static int hdmi_get_modes(struct drm_connector *connector) { … } static int hdmi_find_phy_conf(struct hdmi_context *hdata, u32 pixel_clock) { … } static enum drm_mode_status hdmi_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { … } static const struct drm_connector_helper_funcs hdmi_connector_helper_funcs = …; static int hdmi_create_connector(struct drm_encoder *encoder) { … } static bool hdmi_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { … } static void hdmi_reg_acr(struct hdmi_context *hdata, u32 freq) { … } static void hdmi_audio_config(struct hdmi_context *hdata) { … } static void hdmi_audio_control(struct hdmi_context *hdata) { … } static void hdmi_start(struct hdmi_context *hdata, bool start) { … } static void hdmi_conf_init(struct hdmi_context *hdata) { … } static void hdmiphy_wait_for_pll(struct hdmi_context *hdata) { … } static void hdmi_v13_mode_apply(struct hdmi_context *hdata) { … } static void hdmi_v14_mode_apply(struct hdmi_context *hdata) { … } static void hdmi_mode_apply(struct hdmi_context *hdata) { … } static void hdmiphy_conf_reset(struct hdmi_context *hdata) { … } static void hdmiphy_enable_mode_set(struct hdmi_context *hdata, bool enable) { … } static void hdmiphy_conf_apply(struct hdmi_context *hdata) { … } /* Should be called with hdata->mutex mutex held */ static void hdmi_conf_apply(struct hdmi_context *hdata) { … } static void hdmi_set_refclk(struct hdmi_context *hdata, bool on) { … } /* Should be called with hdata->mutex mutex held. */ static void hdmiphy_enable(struct hdmi_context *hdata) { … } /* Should be called with hdata->mutex mutex held. */ static void hdmiphy_disable(struct hdmi_context *hdata) { … } static void hdmi_enable(struct drm_encoder *encoder) { … } static void hdmi_disable(struct drm_encoder *encoder) { … } static const struct drm_encoder_helper_funcs exynos_hdmi_encoder_helper_funcs = …; static void hdmi_audio_shutdown(struct device *dev, void *data) { … } static int hdmi_audio_hw_params(struct device *dev, void *data, struct hdmi_codec_daifmt *daifmt, struct hdmi_codec_params *params) { … } static int hdmi_audio_mute(struct device *dev, void *data, bool mute, int direction) { … } static int hdmi_audio_get_eld(struct device *dev, void *data, uint8_t *buf, size_t len) { … } static const struct hdmi_codec_ops audio_codec_ops = …; static int hdmi_register_audio_device(struct hdmi_context *hdata) { … } static void hdmi_hotplug_work_func(struct work_struct *work) { … } static irqreturn_t hdmi_irq_thread(int irq, void *arg) { … } static int hdmi_clks_get(struct hdmi_context *hdata, const struct string_array_spec *names, struct clk **clks) { … } static int hdmi_clk_init(struct hdmi_context *hdata) { … } static void hdmiphy_clk_enable(struct exynos_drm_clk *clk, bool enable) { … } static int hdmi_bridge_init(struct hdmi_context *hdata) { … } static int hdmi_resources_init(struct hdmi_context *hdata) { … } static const struct of_device_id hdmi_match_types[] = …; MODULE_DEVICE_TABLE (of, hdmi_match_types); static int hdmi_bind(struct device *dev, struct device *master, void *data) { … } static void hdmi_unbind(struct device *dev, struct device *master, void *data) { … } static const struct component_ops hdmi_component_ops = …; static int hdmi_get_ddc_adapter(struct hdmi_context *hdata) { … } static int hdmi_get_phy_io(struct hdmi_context *hdata) { … } static int hdmi_probe(struct platform_device *pdev) { … } static void hdmi_remove(struct platform_device *pdev) { … } static int __maybe_unused exynos_hdmi_suspend(struct device *dev) { … } static int __maybe_unused exynos_hdmi_resume(struct device *dev) { … } static const struct dev_pm_ops exynos_hdmi_pm_ops = …; struct platform_driver hdmi_driver = …;
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