linux/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c

// SPDX-License-Identifier: GPL-2.0+

/*
 * Copyright (C) 2022 Pengutronix, Lucas Stach <[email protected]>
 */

#include <drm/drm_atomic_helper.h>
#include <drm/drm_bridge.h>
#include <drm/drm_crtc.h>
#include <linux/bitfield.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_graph.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>

#define HTX_PVI_CTRL …
#define PVI_CTRL_OP_VSYNC_POL …
#define PVI_CTRL_OP_HSYNC_POL …
#define PVI_CTRL_OP_DE_POL …
#define PVI_CTRL_INP_VSYNC_POL …
#define PVI_CTRL_INP_HSYNC_POL …
#define PVI_CTRL_INP_DE_POL …
#define PVI_CTRL_MODE_MASK …
#define PVI_CTRL_MODE_LCDIF …
#define PVI_CTRL_EN …

struct imx8mp_hdmi_pvi { … };

static inline struct imx8mp_hdmi_pvi *
to_imx8mp_hdmi_pvi(struct drm_bridge *bridge)
{ … }

static int imx8mp_hdmi_pvi_bridge_attach(struct drm_bridge *bridge,
					 enum drm_bridge_attach_flags flags)
{ … }

static void imx8mp_hdmi_pvi_bridge_enable(struct drm_bridge *bridge,
					  struct drm_bridge_state *bridge_state)
{ … }

static void imx8mp_hdmi_pvi_bridge_disable(struct drm_bridge *bridge,
					   struct drm_bridge_state *bridge_state)
{ … }

static u32 *
imx8mp_hdmi_pvi_bridge_get_input_bus_fmts(struct drm_bridge *bridge,
					  struct drm_bridge_state *bridge_state,
					  struct drm_crtc_state *crtc_state,
					  struct drm_connector_state *conn_state,
					  u32 output_fmt,
					  unsigned int *num_input_fmts)
{ … }

static const struct drm_bridge_funcs imx_hdmi_pvi_bridge_funcs = …;

static int imx8mp_hdmi_pvi_probe(struct platform_device *pdev)
{ … }

static void imx8mp_hdmi_pvi_remove(struct platform_device *pdev)
{ … }

static const struct of_device_id imx8mp_hdmi_pvi_match[] = …;
MODULE_DEVICE_TABLE(of, imx8mp_hdmi_pvi_match);

static struct platform_driver imx8mp_hdmi_pvi_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;