linux-stable/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
Mark Yao f767345350 drm/rockchip: vop: add rk3036 vop support
RK3036 registers layout is quite difference with rk3288 layout,
The IC design with different framework, rk3036 vop is VOP LITE,
and rk3288 is VOP FULL.

RK3036 support two overlay plane and one hwc plane, max output
resolution is 1080p. it support IOMMU, and its IOMMU same as
rk3288's.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
2015-12-28 09:01:48 +08:00

316 lines
11 KiB
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, s) \
{.offset = off, \
.mask = _mask, \
.shift = s,}
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_extension rk3288_win_full_scl_ext = {
.cbcr_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 31),
.cbcr_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 30),
.cbcr_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 28),
.cbcr_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 26),
.cbcr_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 24),
.yrgb_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 23),
.yrgb_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 22),
.yrgb_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 20),
.yrgb_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 18),
.yrgb_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 16),
.line_load_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 15),
.cbcr_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0x7, 12),
.yrgb_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0xf, 8),
.vsd_cbcr_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 7),
.vsd_cbcr_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 6),
.vsd_yrgb_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 5),
.vsd_yrgb_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 4),
.bic_coe_sel = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 2),
.cbcr_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 1),
.yrgb_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 0),
.lb_mode = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 5),
};
static const struct vop_scl_regs rk3288_win_full_scl = {
.ext = &rk3288_win_full_scl_ext,
.scale_yrgb_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
.scale_yrgb_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
.scale_cbcr_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
.scale_cbcr_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
};
static const struct vop_win_phy rk3288_win01_data = {
.scl = &rk3288_win_full_scl,
.data_formats = formats_win_full,
.nformats = ARRAY_SIZE(formats_win_full),
.enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0),
.format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1),
.rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12),
.act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
.dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0),
.dsp_st = VOP_REG(RK3288_WIN0_DSP_ST, 0x1fff1fff, 0),
.yrgb_mst = VOP_REG(RK3288_WIN0_YRGB_MST, 0xffffffff, 0),
.uv_mst = VOP_REG(RK3288_WIN0_CBR_MST, 0xffffffff, 0),
.yrgb_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 0),
.uv_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 16),
.src_alpha_ctl = VOP_REG(RK3288_WIN0_SRC_ALPHA_CTRL, 0xff, 0),
.dst_alpha_ctl = VOP_REG(RK3288_WIN0_DST_ALPHA_CTRL, 0xff, 0),
};
static const struct vop_win_phy rk3288_win23_data = {
.data_formats = formats_win_lite,
.nformats = ARRAY_SIZE(formats_win_lite),
.enable = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 0),
.format = VOP_REG(RK3288_WIN2_CTRL0, 0x7, 1),
.rb_swap = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 12),
.dsp_info = VOP_REG(RK3288_WIN2_DSP_INFO0, 0x0fff0fff, 0),
.dsp_st = VOP_REG(RK3288_WIN2_DSP_ST0, 0x1fff1fff, 0),
.yrgb_mst = VOP_REG(RK3288_WIN2_MST0, 0xffffffff, 0),
.yrgb_vir = VOP_REG(RK3288_WIN2_VIR0_1, 0x1fff, 0),
.src_alpha_ctl = VOP_REG(RK3288_WIN2_SRC_ALPHA_CTRL, 0xff, 0),
.dst_alpha_ctl = VOP_REG(RK3288_WIN2_DST_ALPHA_CTRL, 0xff, 0),
};
static const struct vop_ctrl rk3288_ctrl_data = {
.standby = VOP_REG(RK3288_SYS_CTRL, 0x1, 22),
.gate_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 23),
.mmu_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 20),
.rgb_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 12),
.hdmi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 13),
.edp_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 14),
.mipi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 15),
.dither_down = VOP_REG(RK3288_DSP_CTRL1, 0xf, 1),
.dither_up = VOP_REG(RK3288_DSP_CTRL1, 0x1, 6),
.data_blank = VOP_REG(RK3288_DSP_CTRL0, 0x1, 19),
.out_mode = VOP_REG(RK3288_DSP_CTRL0, 0xf, 0),
.pin_pol = VOP_REG(RK3288_DSP_CTRL0, 0xf, 4),
.htotal_pw = VOP_REG(RK3288_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
.hact_st_end = VOP_REG(RK3288_DSP_HACT_ST_END, 0x1fff1fff, 0),
.vtotal_pw = VOP_REG(RK3288_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
.vact_st_end = VOP_REG(RK3288_DSP_VACT_ST_END, 0x1fff1fff, 0),
.hpost_st_end = VOP_REG(RK3288_POST_DSP_HACT_INFO, 0x1fff1fff, 0),
.vpost_st_end = VOP_REG(RK3288_POST_DSP_VACT_INFO, 0x1fff1fff, 0),
.cfg_done = VOP_REG(RK3288_REG_CFG_DONE, 0x1, 0),
};
static const struct vop_reg_data rk3288_init_reg_table[] = {
{RK3288_SYS_CTRL, 0x00c00000},
{RK3288_DSP_CTRL0, 0x00000000},
{RK3288_WIN0_CTRL0, 0x00000080},
{RK3288_WIN1_CTRL0, 0x00000080},
/* TODO: Win2/3 support multiple area function, but we haven't found
* a suitable way to use it yet, so let's just use them as other windows
* with only area 0 enabled.
*/
{RK3288_WIN2_CTRL0, 0x00000010},
{RK3288_WIN3_CTRL0, 0x00000010},
};
/*
* Note: rk3288 has a dedicated 'cursor' window, however, that window requires
* special support to get alpha blending working. For now, just use overlay
* window 3 for the drm cursor.
*
*/
static const struct vop_win_data rk3288_vop_win_data[] = {
{ .base = 0x00, .phy = &rk3288_win01_data,
.type = DRM_PLANE_TYPE_PRIMARY },
{ .base = 0x40, .phy = &rk3288_win01_data,
.type = DRM_PLANE_TYPE_OVERLAY },
{ .base = 0x00, .phy = &rk3288_win23_data,
.type = DRM_PLANE_TYPE_OVERLAY },
{ .base = 0x50, .phy = &rk3288_win23_data,
.type = DRM_PLANE_TYPE_CURSOR },
};
static const int rk3288_vop_intrs[] = {
DSP_HOLD_VALID_INTR,
FS_INTR,
LINE_FLAG_INTR,
BUS_ERROR_INTR,
};
static const struct vop_intr rk3288_vop_intr = {
.intrs = rk3288_vop_intrs,
.nintrs = ARRAY_SIZE(rk3288_vop_intrs),
.status = VOP_REG(RK3288_INTR_CTRL0, 0xf, 0),
.enable = VOP_REG(RK3288_INTR_CTRL0, 0xf, 4),
.clear = VOP_REG(RK3288_INTR_CTRL0, 0xf, 8),
};
static const struct vop_data rk3288_vop = {
.init_table = rk3288_init_reg_table,
.table_size = ARRAY_SIZE(rk3288_init_reg_table),
.intr = &rk3288_vop_intr,
.ctrl = &rk3288_ctrl_data,
.win = rk3288_vop_win_data,
.win_size = ARRAY_SIZE(rk3288_vop_win_data),
};
static const struct vop_scl_regs rk3066_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 = &rk3066_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),
};
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),
.status = VOP_REG(RK3036_INT_STATUS, 0xf, 0),
.enable = VOP_REG(RK3036_INT_STATUS, 0xf, 4),
.clear = VOP_REG(RK3036_INT_STATUS, 0xf, 8),
};
static const struct vop_ctrl rk3036_ctrl_data = {
.standby = VOP_REG(RK3036_SYS_CTRL, 0x1, 30),
.out_mode = VOP_REG(RK3036_DSP_CTRL0, 0xf, 0),
.pin_pol = VOP_REG(RK3036_DSP_CTRL0, 0xf, 4),
.htotal_pw = VOP_REG(RK3036_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
.hact_st_end = VOP_REG(RK3036_DSP_HACT_ST_END, 0x1fff1fff, 0),
.vtotal_pw = VOP_REG(RK3036_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
.vact_st_end = VOP_REG(RK3036_DSP_VACT_ST_END, 0x1fff1fff, 0),
.cfg_done = VOP_REG(RK3036_REG_CFG_DONE, 0x1, 0),
};
static const struct vop_reg_data rk3036_vop_init_reg_table[] = {
{RK3036_DSP_CTRL1, 0x00000000},
};
static const struct vop_data rk3036_vop = {
.init_table = rk3036_vop_init_reg_table,
.table_size = ARRAY_SIZE(rk3036_vop_init_reg_table),
.ctrl = &rk3036_ctrl_data,
.intr = &rk3036_intr,
.win = rk3036_vop_win_data,
.win_size = ARRAY_SIZE(rk3036_vop_win_data),
};
static const struct of_device_id vop_driver_dt_match[] = {
{ .compatible = "rockchip,rk3288-vop",
.data = &rk3288_vop },
{ .compatible = "rockchip,rk3036-vop",
.data = &rk3036_vop },
{},
};
MODULE_DEVICE_TABLE(of, vop_driver_dt_match);
static int vop_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
if (!dev->of_node) {
dev_err(dev, "can't find vop devices\n");
return -ENODEV;
}
return component_add(dev, &vop_component_ops);
}
static int vop_remove(struct platform_device *pdev)
{
component_del(&pdev->dev, &vop_component_ops);
return 0;
}
struct platform_driver vop_platform_driver = {
.probe = vop_probe,
.remove = vop_remove,
.driver = {
.name = "rockchip-vop",
.owner = THIS_MODULE,
.of_match_table = of_match_ptr(vop_driver_dt_match),
},
};
module_platform_driver(vop_platform_driver);
MODULE_AUTHOR("Mark Yao <mark.yao@rock-chips.com>");
MODULE_DESCRIPTION("ROCKCHIP VOP Driver");
MODULE_LICENSE("GPL v2");