path: root/drivers/gpu/drm/rockchip/rockchip_vop_reg.c

/*
 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
 * Author:Mark Yao <mark.yao@rock-chips.com>
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include <drm/drmP.h>

#include <linux/kernel.h>
#include <linux/component.h>

#include "rockchip_drm_vop.h"
#include "rockchip_vop_reg.h"

#define _VOP_REG(off, _mask, _shift, _write_mask, _relaxed) \
		{ \
		 .offset = off, \
		 .mask = _mask, \
		 .shift = _shift, \
		 .write_mask = _write_mask, \
		 .relaxed = _relaxed, \
		}

#define VOP_REG(off, _mask, _shift) \
		_VOP_REG(off, _mask, _shift, false, true)

#define VOP_REG_SYNC(off, _mask, _shift) \
		_VOP_REG(off, _mask, _shift, false, false)

#define VOP_REG_MASK_SYNC(off, _mask, _shift) \
		_VOP_REG(off, _mask, _shift, true, false)

static const uint32_t formats_win_full[] = {
	DRM_FORMAT_XRGB8888,
	DRM_FORMAT_ARGB8888,
	DRM_FORMAT_XBGR8888,
	DRM_FORMAT_ABGR8888,
	DRM_FORMAT_RGB888,
	DRM_FORMAT_BGR888,
	DRM_FORMAT_RGB565,
	DRM_FORMAT_BGR565,
	DRM_FORMAT_NV12,
	DRM_FORMAT_NV16,
	DRM_FORMAT_NV24,
};

static const uint32_t formats_win_lite[] = {
	DRM_FORMAT_XRGB8888,
	DRM_FORMAT_ARGB8888,
	DRM_FORMAT_XBGR8888,
	DRM_FORMAT_ABGR8888,
	DRM_FORMAT_RGB888,
	DRM_FORMAT_BGR888,
	DRM_FORMAT_RGB565,
	DRM_FORMAT_BGR565,
};

static const struct vop_scl_regs rk3036_win_scl = {
	.scale_yrgb_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
	.scale_yrgb_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
	.scale_cbcr_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
	.scale_cbcr_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
};

static const struct vop_win_phy rk3036_win0_data = {
	.scl = &rk3036_win_scl,
	.data_formats = formats_win_full,
	.nformats = ARRAY_SIZE(formats_win_full),
	.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 0),
	.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 3),
	.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 15),
	.act_info = VOP_REG(RK3036_WIN0_ACT_INFO, 0x1fff1fff, 0),
	.dsp_info = VOP_REG(RK3036_WIN0_DSP_INFO, 0x0fff0fff, 0),
	.dsp_st = VOP_REG(RK3036_WIN0_DSP_ST, 0x1fff1fff, 0),
	.yrgb_mst = VOP_REG(RK3036_WIN0_YRGB_MST, 0xffffffff, 0),
	.uv_mst = VOP_REG(RK3036_WIN0_CBR_MST, 0xffffffff, 0),
	.yrgb_vir = VOP_REG(RK3036_WIN0_VIR, 0xffff, 0),
	.uv_vir = VOP_REG(RK3036_WIN0_VIR, 0x1fff, 16),
};

static const struct vop_win_phy rk3036_win1_data = {
	.data_formats = formats_win_lite,
	.nformats = ARRAY_SIZE(formats_win_lite),
	.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 1),
	.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 6),
	.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 19),
	.act_info = VOP_REG(RK3036_WIN1_ACT_INFO, 0x1fff1fff, 0),
	.dsp_info = VOP_REG(RK3036_WIN1_DSP_INFO, 0x0fff0fff, 0),
	.dsp_st = VOP_REG(RK3036_WIN1_DSP_ST, 0x1fff1fff, 0),
	.yrgb_mst = VOP_REG(RK3036_WIN1_MST, 0xffffffff, 0),
	.yrgb_vir = VOP_REG(RK3036_WIN1_VIR, 0xffff, 0),
};

static const struct vop_win_data rk3036_vop_win_data[] = {
	{ .base = 0x00, .phy = &rk3036_win0_data,
	  .type = DRM_PLANE_TYPE_PRIMARY },
	{ .base = 0x00, .phy = &rk3036_win1_data,
	  .type = DRM_PLANE_TYPE_CURSOR },
};

static const int rk3036_vop_intrs[] = {
	DSP_HOLD_VALID_INTR,
	FS_INTR,
	LINE_FLAG_INTR,
	BUS_ERROR_INTR,
};

static const struct vop_intr rk3036_intr = {
	.intrs = rk3036_vop_intrs,
	.nintrs = ARRAY_SIZE(rk3036_vop_intrs),
	.line_flag_num[0] = VOP_REG(RK3036_INT_STATUS, 0xfff, 12),
	.status = VOP_REG_SYNC(RK3036_INT_STATUS, 0xf, 0),
	.enable = VOP_REG_SYNC(RK3036_INT_STATUS, 0xf, 4),
	.clear = VOP_REG_SYNC(RK3036_INT_STATUS, 0xf, 8),
};

static const struct vop_modeset rk3036_modeset = {
	.htotal_pw = VOP_REG(RK3036_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
	.hact_st_end = VOP_REG(RK3036_DSP_HACT_ST_END, 0x1fff1fff, 0),
	.