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44958207d6
Signed-off-by: Mark Yao <mark.yao@rock-chips.com> Reported-by: Tomasz Figa <tfiga@chromium.org>
318 lines
11 KiB
C
318 lines
11 KiB
C
/*
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* Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
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* Author:Mark Yao <mark.yao@rock-chips.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <drm/drmP.h>
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#include <linux/kernel.h>
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#include <linux/component.h>
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#include "rockchip_drm_vop.h"
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#include "rockchip_vop_reg.h"
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#define VOP_REG(off, _mask, s) \
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{.offset = off, \
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.mask = _mask, \
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.shift = s,}
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static const uint32_t formats_win_full[] = {
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DRM_FORMAT_XRGB8888,
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DRM_FORMAT_ARGB8888,
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DRM_FORMAT_XBGR8888,
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DRM_FORMAT_ABGR8888,
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DRM_FORMAT_RGB888,
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DRM_FORMAT_BGR888,
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DRM_FORMAT_RGB565,
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DRM_FORMAT_BGR565,
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DRM_FORMAT_NV12,
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DRM_FORMAT_NV16,
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DRM_FORMAT_NV24,
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};
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static const uint32_t formats_win_lite[] = {
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DRM_FORMAT_XRGB8888,
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DRM_FORMAT_ARGB8888,
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DRM_FORMAT_XBGR8888,
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DRM_FORMAT_ABGR8888,
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DRM_FORMAT_RGB888,
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DRM_FORMAT_BGR888,
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DRM_FORMAT_RGB565,
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DRM_FORMAT_BGR565,
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};
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static const struct vop_scl_extension rk3288_win_full_scl_ext = {
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.cbcr_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 31),
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.cbcr_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 30),
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.cbcr_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 28),
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.cbcr_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 26),
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.cbcr_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 24),
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.yrgb_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 23),
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.yrgb_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 22),
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.yrgb_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 20),
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.yrgb_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 18),
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.yrgb_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 16),
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.line_load_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 15),
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.cbcr_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0x7, 12),
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.yrgb_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0xf, 8),
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.vsd_cbcr_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 7),
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.vsd_cbcr_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 6),
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.vsd_yrgb_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 5),
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.vsd_yrgb_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 4),
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.bic_coe_sel = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 2),
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.cbcr_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 1),
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.yrgb_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 0),
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.lb_mode = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 5),
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};
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static const struct vop_scl_regs rk3288_win_full_scl = {
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.ext = &rk3288_win_full_scl_ext,
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.scale_yrgb_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
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.scale_yrgb_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
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.scale_cbcr_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
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.scale_cbcr_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
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};
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static const struct vop_win_phy rk3288_win01_data = {
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.scl = &rk3288_win_full_scl,
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.data_formats = formats_win_full,
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.nformats = ARRAY_SIZE(formats_win_full),
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.enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0),
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.format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1),
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.rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12),
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.act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
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.dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0),
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.dsp_st = VOP_REG(RK3288_WIN0_DSP_ST, 0x1fff1fff, 0),
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.yrgb_mst = VOP_REG(RK3288_WIN0_YRGB_MST, 0xffffffff, 0),
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.uv_mst = VOP_REG(RK3288_WIN0_CBR_MST, 0xffffffff, 0),
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.yrgb_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 0),
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.uv_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 16),
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.src_alpha_ctl = VOP_REG(RK3288_WIN0_SRC_ALPHA_CTRL, 0xff, 0),
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.dst_alpha_ctl = VOP_REG(RK3288_WIN0_DST_ALPHA_CTRL, 0xff, 0),
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};
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static const struct vop_win_phy rk3288_win23_data = {
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.data_formats = formats_win_lite,
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.nformats = ARRAY_SIZE(formats_win_lite),
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.enable = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 0),
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.format = VOP_REG(RK3288_WIN2_CTRL0, 0x7, 1),
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.rb_swap = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 12),
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.dsp_info = VOP_REG(RK3288_WIN2_DSP_INFO0, 0x0fff0fff, 0),
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.dsp_st = VOP_REG(RK3288_WIN2_DSP_ST0, 0x1fff1fff, 0),
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.yrgb_mst = VOP_REG(RK3288_WIN2_MST0, 0xffffffff, 0),
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.yrgb_vir = VOP_REG(RK3288_WIN2_VIR0_1, 0x1fff, 0),
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.src_alpha_ctl = VOP_REG(RK3288_WIN2_SRC_ALPHA_CTRL, 0xff, 0),
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.dst_alpha_ctl = VOP_REG(RK3288_WIN2_DST_ALPHA_CTRL, 0xff, 0),
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};
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static const struct vop_ctrl rk3288_ctrl_data = {
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.standby = VOP_REG(RK3288_SYS_CTRL, 0x1, 22),
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.gate_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 23),
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.mmu_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 20),
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.rgb_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 12),
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.hdmi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 13),
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.edp_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 14),
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.mipi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 15),
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.dither_down = VOP_REG(RK3288_DSP_CTRL1, 0xf, 1),
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.dither_up = VOP_REG(RK3288_DSP_CTRL1, 0x1, 6),
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.data_blank = VOP_REG(RK3288_DSP_CTRL0, 0x1, 19),
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.out_mode = VOP_REG(RK3288_DSP_CTRL0, 0xf, 0),
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.pin_pol = VOP_REG(RK3288_DSP_CTRL0, 0xf, 4),
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.htotal_pw = VOP_REG(RK3288_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
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.hact_st_end = VOP_REG(RK3288_DSP_HACT_ST_END, 0x1fff1fff, 0),
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.vtotal_pw = VOP_REG(RK3288_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
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.vact_st_end = VOP_REG(RK3288_DSP_VACT_ST_END, 0x1fff1fff, 0),
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.hpost_st_end = VOP_REG(RK3288_POST_DSP_HACT_INFO, 0x1fff1fff, 0),
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.vpost_st_end = VOP_REG(RK3288_POST_DSP_VACT_INFO, 0x1fff1fff, 0),
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.cfg_done = VOP_REG(RK3288_REG_CFG_DONE, 0x1, 0),
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};
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static const struct vop_reg_data rk3288_init_reg_table[] = {
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{RK3288_SYS_CTRL, 0x00c00000},
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{RK3288_DSP_CTRL0, 0x00000000},
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{RK3288_WIN0_CTRL0, 0x00000080},
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{RK3288_WIN1_CTRL0, 0x00000080},
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/* TODO: Win2/3 support multiple area function, but we haven't found
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* a suitable way to use it yet, so let's just use them as other windows
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* with only area 0 enabled.
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*/
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{RK3288_WIN2_CTRL0, 0x00000010},
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{RK3288_WIN3_CTRL0, 0x00000010},
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};
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/*
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* Note: rk3288 has a dedicated 'cursor' window, however, that window requires
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* special support to get alpha blending working. For now, just use overlay
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* window 3 for the drm cursor.
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*
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*/
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static const struct vop_win_data rk3288_vop_win_data[] = {
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{ .base = 0x00, .phy = &rk3288_win01_data,
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.type = DRM_PLANE_TYPE_PRIMARY },
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{ .base = 0x40, .phy = &rk3288_win01_data,
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.type = DRM_PLANE_TYPE_OVERLAY },
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{ .base = 0x00, .phy = &rk3288_win23_data,
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.type = DRM_PLANE_TYPE_OVERLAY },
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{ .base = 0x50, .phy = &rk3288_win23_data,
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.type = DRM_PLANE_TYPE_CURSOR },
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};
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static const int rk3288_vop_intrs[] = {
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DSP_HOLD_VALID_INTR,
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FS_INTR,
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LINE_FLAG_INTR,
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BUS_ERROR_INTR,
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};
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static const struct vop_intr rk3288_vop_intr = {
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.intrs = rk3288_vop_intrs,
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.nintrs = ARRAY_SIZE(rk3288_vop_intrs),
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.status = VOP_REG(RK3288_INTR_CTRL0, 0xf, 0),
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.enable = VOP_REG(RK3288_INTR_CTRL0, 0xf, 4),
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.clear = VOP_REG(RK3288_INTR_CTRL0, 0xf, 8),
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};
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static const struct vop_data rk3288_vop = {
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.init_table = rk3288_init_reg_table,
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.table_size = ARRAY_SIZE(rk3288_init_reg_table),
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.intr = &rk3288_vop_intr,
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.ctrl = &rk3288_ctrl_data,
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.win = rk3288_vop_win_data,
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.win_size = ARRAY_SIZE(rk3288_vop_win_data),
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};
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static const struct vop_scl_regs rk3036_win_scl = {
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.scale_yrgb_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
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.scale_yrgb_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
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.scale_cbcr_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
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.scale_cbcr_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
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};
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static const struct vop_win_phy rk3036_win0_data = {
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.scl = &rk3036_win_scl,
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.data_formats = formats_win_full,
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.nformats = ARRAY_SIZE(formats_win_full),
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.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 0),
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.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 3),
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.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 15),
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.act_info = VOP_REG(RK3036_WIN0_ACT_INFO, 0x1fff1fff, 0),
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.dsp_info = VOP_REG(RK3036_WIN0_DSP_INFO, 0x0fff0fff, 0),
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.dsp_st = VOP_REG(RK3036_WIN0_DSP_ST, 0x1fff1fff, 0),
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.yrgb_mst = VOP_REG(RK3036_WIN0_YRGB_MST, 0xffffffff, 0),
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.uv_mst = VOP_REG(RK3036_WIN0_CBR_MST, 0xffffffff, 0),
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.yrgb_vir = VOP_REG(RK3036_WIN0_VIR, 0xffff, 0),
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.uv_vir = VOP_REG(RK3036_WIN0_VIR, 0x1fff, 16),
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};
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static const struct vop_win_phy rk3036_win1_data = {
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.data_formats = formats_win_lite,
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.nformats = ARRAY_SIZE(formats_win_lite),
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.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 1),
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.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 6),
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.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 19),
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.act_info = VOP_REG(RK3036_WIN1_ACT_INFO, 0x1fff1fff, 0),
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.dsp_info = VOP_REG(RK3036_WIN1_DSP_INFO, 0x0fff0fff, 0),
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.dsp_st = VOP_REG(RK3036_WIN1_DSP_ST, 0x1fff1fff, 0),
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.yrgb_mst = VOP_REG(RK3036_WIN1_MST, 0xffffffff, 0),
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.yrgb_vir = VOP_REG(RK3036_WIN1_VIR, 0xffff, 0),
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};
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static const struct vop_win_data rk3036_vop_win_data[] = {
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{ .base = 0x00, .phy = &rk3036_win0_data,
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.type = DRM_PLANE_TYPE_PRIMARY },
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{ .base = 0x00, .phy = &rk3036_win1_data,
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.type = DRM_PLANE_TYPE_CURSOR },
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};
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static const int rk3036_vop_intrs[] = {
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DSP_HOLD_VALID_INTR,
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FS_INTR,
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LINE_FLAG_INTR,
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BUS_ERROR_INTR,
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};
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static const struct vop_intr rk3036_intr = {
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.intrs = rk3036_vop_intrs,
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.nintrs = ARRAY_SIZE(rk3036_vop_intrs),
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.status = VOP_REG(RK3036_INT_STATUS, 0xf, 0),
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.enable = VOP_REG(RK3036_INT_STATUS, 0xf, 4),
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.clear = VOP_REG(RK3036_INT_STATUS, 0xf, 8),
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};
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static const struct vop_ctrl rk3036_ctrl_data = {
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.standby = VOP_REG(RK3036_SYS_CTRL, 0x1, 30),
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.out_mode = VOP_REG(RK3036_DSP_CTRL0, 0xf, 0),
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.pin_pol = VOP_REG(RK3036_DSP_CTRL0, 0xf, 4),
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.htotal_pw = VOP_REG(RK3036_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
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.hact_st_end = VOP_REG(RK3036_DSP_HACT_ST_END, 0x1fff1fff, 0),
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.vtotal_pw = VOP_REG(RK3036_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
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.vact_st_end = VOP_REG(RK3036_DSP_VACT_ST_END, 0x1fff1fff, 0),
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.cfg_done = VOP_REG(RK3036_REG_CFG_DONE, 0x1, 0),
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};
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static const struct vop_reg_data rk3036_vop_init_reg_table[] = {
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{RK3036_DSP_CTRL1, 0x00000000},
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};
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static const struct vop_data rk3036_vop = {
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.init_table = rk3036_vop_init_reg_table,
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.table_size = ARRAY_SIZE(rk3036_vop_init_reg_table),
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.ctrl = &rk3036_ctrl_data,
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.intr = &rk3036_intr,
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.win = rk3036_vop_win_data,
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.win_size = ARRAY_SIZE(rk3036_vop_win_data),
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};
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static const struct of_device_id vop_driver_dt_match[] = {
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{ .compatible = "rockchip,rk3288-vop",
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.data = &rk3288_vop },
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{ .compatible = "rockchip,rk3036-vop",
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.data = &rk3036_vop },
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{},
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};
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MODULE_DEVICE_TABLE(of, vop_driver_dt_match);
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static int vop_probe(struct platform_device *pdev)
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{
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struct device *dev = &pdev->dev;
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if (!dev->of_node) {
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dev_err(dev, "can't find vop devices\n");
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return -ENODEV;
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}
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return component_add(dev, &vop_component_ops);
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}
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static int vop_remove(struct platform_device *pdev)
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{
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component_del(&pdev->dev, &vop_component_ops);
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return 0;
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}
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static struct platform_driver vop_platform_driver = {
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.probe = vop_probe,
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.remove = vop_remove,
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.driver = {
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.name = "rockchip-vop",
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.owner = THIS_MODULE,
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.of_match_table = of_match_ptr(vop_driver_dt_match),
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},
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};
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module_platform_driver(vop_platform_driver);
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MODULE_AUTHOR("Mark Yao <mark.yao@rock-chips.com>");
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MODULE_DESCRIPTION("ROCKCHIP VOP Driver");
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MODULE_LICENSE("GPL v2");
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