// SPDX-License-Identifier: GPL-2.0-only /* * Analog Devices ADV7511 HDMI transmitter driver * * Copyright 2012 Analog Devices Inc. */ #include <linux/clk.h> #include <linux/device.h> #include <linux/gpio/consumer.h> #include <linux/module.h> #include <linux/of.h> #include <linux/slab.h> #include <media/cec.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_edid.h> #include <drm/drm_of.h> #include <drm/drm_print.h> #include <drm/drm_probe_helper.h> #include "adv7511.h" /* ADI recommended values for proper operation. */ static const struct reg_sequence adv7511_fixed_registers[] = …; /* ----------------------------------------------------------------------------- * Register access */ static const uint8_t adv7511_register_defaults[] = …; static bool adv7511_register_volatile(struct device *dev, unsigned int reg) { … } static const struct regmap_config adv7511_regmap_config = …; /* ----------------------------------------------------------------------------- * Hardware configuration */ static void adv7511_set_colormap(struct adv7511 *adv7511, bool enable, const uint16_t *coeff, unsigned int scaling_factor) { … } static int adv7511_packet_enable(struct adv7511 *adv7511, unsigned int packet) { … } static int adv7511_packet_disable(struct adv7511 *adv7511, unsigned int packet) { … } /* Coefficients for adv7511 color space conversion */ static const uint16_t adv7511_csc_ycbcr_to_rgb[] = …; static void adv7511_set_config_csc(struct adv7511 *adv7511, struct drm_connector *connector, bool rgb, bool hdmi_mode) { … } static void adv7511_set_link_config(struct adv7511 *adv7511, const struct adv7511_link_config *config) { … } static void __adv7511_power_on(struct adv7511 *adv7511) { … } static void adv7511_power_on(struct adv7511 *adv7511) { … } static void __adv7511_power_off(struct adv7511 *adv7511) { … } static void adv7511_power_off(struct adv7511 *adv7511) { … } /* ----------------------------------------------------------------------------- * Interrupt and hotplug detection */ static bool adv7511_hpd(struct adv7511 *adv7511) { … } static void adv7511_hpd_work(struct work_struct *work) { … } static int adv7511_irq_process(struct adv7511 *adv7511, bool process_hpd) { … } static irqreturn_t adv7511_irq_handler(int irq, void *devid) { … } /* ----------------------------------------------------------------------------- * EDID retrieval */ static int adv7511_wait_for_edid(struct adv7511 *adv7511, int timeout) { … } static int adv7511_get_edid_block(void *data, u8 *buf, unsigned int block, size_t len) { … } /* ----------------------------------------------------------------------------- * ADV75xx helpers */ static const struct drm_edid *adv7511_edid_read(struct adv7511 *adv7511, struct drm_connector *connector) { … } static int adv7511_get_modes(struct adv7511 *adv7511, struct drm_connector *connector) { … } static enum drm_connector_status adv7511_detect(struct adv7511 *adv7511, struct drm_connector *connector) { … } static enum drm_mode_status adv7511_mode_valid(struct adv7511 *adv7511, const struct drm_display_mode *mode) { … } static void adv7511_mode_set(struct adv7511 *adv7511, const struct drm_display_mode *mode, const struct drm_display_mode *adj_mode) { … } /* ----------------------------------------------------------------------------- * DRM Connector Operations */ static struct adv7511 *connector_to_adv7511(struct drm_connector *connector) { … } static int adv7511_connector_get_modes(struct drm_connector *connector) { … } static enum drm_mode_status adv7511_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { … } static struct drm_connector_helper_funcs adv7511_connector_helper_funcs = …; static enum drm_connector_status adv7511_connector_detect(struct drm_connector *connector, bool force) { … } static const struct drm_connector_funcs adv7511_connector_funcs = …; static int adv7511_connector_init(struct adv7511 *adv) { … } /* ----------------------------------------------------------------------------- * DRM Bridge Operations */ static struct adv7511 *bridge_to_adv7511(struct drm_bridge *bridge) { … } static void adv7511_bridge_enable(struct drm_bridge *bridge) { … } static void adv7511_bridge_disable(struct drm_bridge *bridge) { … } static void adv7511_bridge_mode_set(struct drm_bridge *bridge, const struct drm_display_mode *mode, const struct drm_display_mode *adj_mode) { … } static enum drm_mode_status adv7511_bridge_mode_valid(struct drm_bridge *bridge, const struct drm_display_info *info, const struct drm_display_mode *mode) { … } static int adv7511_bridge_attach(struct drm_bridge *bridge, enum drm_bridge_attach_flags flags) { … } static enum drm_connector_status adv7511_bridge_detect(struct drm_bridge *bridge) { … } static const struct drm_edid *adv7511_bridge_edid_read(struct drm_bridge *bridge, struct drm_connector *connector) { … } static void adv7511_bridge_hpd_notify(struct drm_bridge *bridge, enum drm_connector_status status) { … } static const struct drm_bridge_funcs adv7511_bridge_funcs = …; /* ----------------------------------------------------------------------------- * Probe & remove */ static const char * const adv7511_supply_names[] = …; static const char * const adv7533_supply_names[] = …; static int adv7511_init_regulators(struct adv7511 *adv) { … } static void adv7511_uninit_regulators(struct adv7511 *adv) { … } static bool adv7511_cec_register_volatile(struct device *dev, unsigned int reg) { … } static const struct regmap_config adv7511_cec_regmap_config = …; static int adv7511_init_cec_regmap(struct adv7511 *adv) { … } static int adv7511_parse_dt(struct device_node *np, struct adv7511_link_config *config) { … } static int adv7511_probe(struct i2c_client *i2c) { … } static void adv7511_remove(struct i2c_client *i2c) { … } static const struct adv7511_chip_info adv7511_chip_info = …; static const struct adv7511_chip_info adv7533_chip_info = …; static const struct adv7511_chip_info adv7535_chip_info = …; static const struct i2c_device_id adv7511_i2c_ids[] = …; MODULE_DEVICE_TABLE(i2c, adv7511_i2c_ids); static const struct of_device_id adv7511_of_ids[] = …; MODULE_DEVICE_TABLE(of, adv7511_of_ids); static struct mipi_dsi_driver adv7533_dsi_driver = …; static struct i2c_driver adv7511_driver = …; static int __init adv7511_init(void) { … } module_init(…) …; static void __exit adv7511_exit(void) { … } module_exit(adv7511_exit); MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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