linux/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) Rockchip Electronics Co.Ltd
 * Author: Andy Yan <[email protected]>
 */

#include <linux/kernel.h>
#include <linux/component.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_plane.h>
#include <drm/drm_print.h>

#include "rockchip_drm_vop2.h"

static const uint32_t formats_cluster[] = …;

static const uint32_t formats_esmart[] = …;

static const uint32_t formats_rk356x_esmart[] = …;

static const uint32_t formats_smart[] = …;

static const uint64_t format_modifiers[] = …;

static const uint64_t format_modifiers_afbc[] = …;

static const struct vop2_video_port_data rk3568_vop_video_ports[] = …;

/*
 * rk3568 vop with 2 cluster, 2 esmart win, 2 smart win.
 * Every cluster can work as 4K win or split into two win.
 * All win in cluster support AFBCD.
 *
 * Every esmart win and smart win support 4 Multi-region.
 *
 * Scale filter mode:
 *
 * * Cluster:  bicubic for horizontal scale up, others use bilinear
 * * ESmart:
 *    * nearest-neighbor/bilinear/bicubic for scale up
 *    * nearest-neighbor/bilinear/average for scale down
 *
 *
 * @TODO describe the wind like cpu-map dt nodes;
 */
static const struct vop2_win_data rk3568_vop_win_data[] = …;

static const struct vop2_video_port_data rk3588_vop_video_ports[] = …;

/*
 * rk3588 vop with 4 cluster, 4 esmart win.
 * Every cluster can work as 4K win or split into two win.
 * All win in cluster support AFBCD.
 *
 * Every esmart win and smart win support 4 Multi-region.
 *
 * Scale filter mode:
 *
 * * Cluster:  bicubic for horizontal scale up, others use bilinear
 * * ESmart:
 *    * nearest-neighbor/bilinear/bicubic for scale up
 *    * nearest-neighbor/bilinear/average for scale down
 *
 * AXI Read ID assignment:
 * Two AXI bus:
 * AXI0 is a read/write bus with a higher performance.
 * AXI1 is a read only bus.
 *
 * Every window on a AXI bus must assigned two unique
 * read id(yrgb_id/uv_id, valid id are 0x1~0xe).
 *
 * AXI0:
 * Cluster0/1, Esmart0/1, WriteBack
 *
 * AXI 1:
 * Cluster2/3, Esmart2/3
 *
 */
static const struct vop2_win_data rk3588_vop_win_data[] = …;

static const struct vop2_data rk3566_vop = …;

static const struct vop2_data rk3568_vop = …;

static const struct vop2_data rk3588_vop = …;

static const struct of_device_id vop2_dt_match[] = …;
MODULE_DEVICE_TABLE(of, vop2_dt_match);

static int vop2_probe(struct platform_device *pdev)
{ … }

static void vop2_remove(struct platform_device *pdev)
{ … }

struct platform_driver vop2_platform_driver = …;