linux/drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c

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

/*
 * Copyright 2020 NXP
 */

#include <linux/firmware/imx/svc/misc.h>
#include <linux/media-bus-format.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_graph.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>

#include <drm/drm_atomic_state_helper.h>
#include <drm/drm_bridge.h>
#include <drm/drm_of.h>
#include <drm/drm_print.h>

#include <dt-bindings/firmware/imx/rsrc.h>

#define PXL2DPI_CTRL …
#define CFG1_16BIT …
#define CFG2_16BIT …
#define CFG3_16BIT …
#define CFG1_18BIT …
#define CFG2_18BIT …
#define CFG_24BIT …

#define DRIVER_NAME …

struct imx8qxp_pxl2dpi { … };

#define bridge_to_p2d(b) …

static int imx8qxp_pxl2dpi_bridge_attach(struct drm_bridge *bridge,
					 enum drm_bridge_attach_flags flags)
{ … }

static int
imx8qxp_pxl2dpi_bridge_atomic_check(struct drm_bridge *bridge,
				    struct drm_bridge_state *bridge_state,
				    struct drm_crtc_state *crtc_state,
				    struct drm_connector_state *conn_state)
{ … }

static void
imx8qxp_pxl2dpi_bridge_mode_set(struct drm_bridge *bridge,
				const struct drm_display_mode *mode,
				const struct drm_display_mode *adjusted_mode)
{ … }

static void
imx8qxp_pxl2dpi_bridge_atomic_disable(struct drm_bridge *bridge,
				      struct drm_bridge_state *old_bridge_state)
{ … }

static const u32 imx8qxp_pxl2dpi_bus_output_fmts[] = …;

static bool imx8qxp_pxl2dpi_bus_output_fmt_supported(u32 fmt)
{ … }

static u32 *
imx8qxp_pxl2dpi_bridge_atomic_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 u32 *
imx8qxp_pxl2dpi_bridge_atomic_get_output_bus_fmts(struct drm_bridge *bridge,
						  struct drm_bridge_state *bridge_state,
						  struct drm_crtc_state *crtc_state,
						  struct drm_connector_state *conn_state,
						  unsigned int *num_output_fmts)
{ … }

static const struct drm_bridge_funcs imx8qxp_pxl2dpi_bridge_funcs = …;

static struct device_node *
imx8qxp_pxl2dpi_get_available_ep_from_port(struct imx8qxp_pxl2dpi *p2d,
					   u32 port_id)
{ … }

static struct drm_bridge *
imx8qxp_pxl2dpi_find_next_bridge(struct imx8qxp_pxl2dpi *p2d)
{ … }

static int imx8qxp_pxl2dpi_set_pixel_link_sel(struct imx8qxp_pxl2dpi *p2d)
{ … }

static int imx8qxp_pxl2dpi_parse_dt_companion(struct imx8qxp_pxl2dpi *p2d)
{ … }

static int imx8qxp_pxl2dpi_bridge_probe(struct platform_device *pdev)
{ … }

static void imx8qxp_pxl2dpi_bridge_remove(struct platform_device *pdev)
{ … }

static const struct of_device_id imx8qxp_pxl2dpi_dt_ids[] = …;
MODULE_DEVICE_TABLE(of, imx8qxp_pxl2dpi_dt_ids);

static struct platform_driver imx8qxp_pxl2dpi_bridge_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;
MODULE_ALIAS(…) …;