root/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
// SPDX-License-Identifier: GPL-2.0
/*
 * (C) COPYRIGHT 2018 ARM Limited. All rights reserved.
 * Author: James.Qian.Wang <james.qian.wang@arm.com>
 *
 */

#include <linux/seq_file.h>
#include "d71_dev.h"
#include "komeda_kms.h"
#include "malidp_io.h"
#include "komeda_framebuffer.h"
#include "komeda_color_mgmt.h"

static void get_resources_id(u32 hw_id, u32 *pipe_id, u32 *comp_id)
{
        u32 id = BLOCK_INFO_BLK_ID(hw_id);
        u32 pipe = id;

        switch (BLOCK_INFO_BLK_TYPE(hw_id)) {
        case D71_BLK_TYPE_LPU_WB_LAYER:
                id = KOMEDA_COMPONENT_WB_LAYER;
                break;
        case D71_BLK_TYPE_CU_SPLITTER:
                id = KOMEDA_COMPONENT_SPLITTER;
                break;
        case D71_BLK_TYPE_CU_SCALER:
                pipe = id / D71_PIPELINE_MAX_SCALERS;
                id %= D71_PIPELINE_MAX_SCALERS;
                id += KOMEDA_COMPONENT_SCALER0;
                break;
        case D71_BLK_TYPE_CU:
                id += KOMEDA_COMPONENT_COMPIZ0;
                break;
        case D71_BLK_TYPE_LPU_LAYER:
                pipe = id / D71_PIPELINE_MAX_LAYERS;
                id %= D71_PIPELINE_MAX_LAYERS;
                id += KOMEDA_COMPONENT_LAYER0;
                break;
        case D71_BLK_TYPE_DOU_IPS:
                id += KOMEDA_COMPONENT_IPS0;
                break;
        case D71_BLK_TYPE_CU_MERGER:
                id = KOMEDA_COMPONENT_MERGER;
                break;
        case D71_BLK_TYPE_DOU:
                id = KOMEDA_COMPONENT_TIMING_CTRLR;
                break;
        default:
                id = 0xFFFFFFFF;
        }

        if (comp_id)
                *comp_id = id;

        if (pipe_id)
                *pipe_id = pipe;
}

static u32 get_valid_inputs(struct block_header *blk)
{
        u32 valid_inputs = 0, comp_id;
        int i;

        for (i = 0; i < PIPELINE_INFO_N_VALID_INPUTS(blk->pipeline_info); i++) {
                get_resources_id(blk->input_ids[i], NULL, &comp_id);
                if (comp_id == 0xFFFFFFFF)
                        continue;
                valid_inputs |= BIT(comp_id);
        }

        return valid_inputs;
}

static void get_values_from_reg(void __iomem *reg, u32 offset,
                                u32 count, u32 *val)
{
        u32 i, addr;

        for (i = 0; i < count; i++) {
                addr = offset + (i << 2);
                /* 0xA4 is WO register */
                if (addr != 0xA4)
                        val[i] = malidp_read32(reg, addr);
                else
                        val[i] = 0xDEADDEAD;
        }
}

static void dump_block_header(struct seq_file *sf, void __iomem *reg)
{
        struct block_header hdr;
        u32 i, n_input, n_output;

        d71_read_block_header(reg, &hdr);
        seq_printf(sf, "BLOCK_INFO:\t\t0x%X\n", hdr.block_info);
        seq_printf(sf, "PIPELINE_INFO:\t\t0x%X\n", hdr.pipeline_info);

        n_output = PIPELINE_INFO_N_OUTPUTS(hdr.pipeline_info);
        n_input  = PIPELINE_INFO_N_VALID_INPUTS(hdr.pipeline_info);

        for (i = 0; i < n_input; i++)
                seq_printf(sf, "VALID_INPUT_ID%u:\t0x%X\n",
                           i, hdr.input_ids[i]);

        for (i = 0; i < n_output; i++)
                seq_printf(sf, "OUTPUT_ID%u:\t\t0x%X\n",
                           i, hdr.output_ids[i]);
}

/* On D71, we are using the global line size. From D32, every component have
 * a line size register to indicate the fifo size.
 */
static u32 __get_blk_line_size(struct d71_dev *d71, u32 __iomem *reg,
                               u32 max_default)
{
        if (!d71->periph_addr)
                max_default = malidp_read32(reg, BLK_MAX_LINE_SIZE);

        return max_default;
}

static u32 get_blk_line_size(struct d71_dev *d71, u32 __iomem *reg)
{
        return __get_blk_line_size(d71, reg, d71->max_line_size);
}

static u32 to_rot_ctrl(u32 rot)
{
        u32 lr_ctrl = 0;

        switch (rot & DRM_MODE_ROTATE_MASK) {
        case DRM_MODE_ROTATE_0:
                lr_ctrl |= L_ROT(L_ROT_R0);
                break;
        case DRM_MODE_ROTATE_90:
                lr_ctrl |= L_ROT(L_ROT_R90);
                break;
        case DRM_MODE_ROTATE_180:
                lr_ctrl |= L_ROT(L_ROT_R180);
                break;
        case DRM_MODE_ROTATE_270:
                lr_ctrl |= L_ROT(L_ROT_R270);
                break;
        }

        if (rot & DRM_MODE_REFLECT_X)
                lr_ctrl |= L_HFLIP;
        if (rot & DRM_MODE_REFLECT_Y)
                lr_ctrl |= L_VFLIP;

        return lr_ctrl;
}

static u32 to_ad_ctrl(u64 modifier)
{
        u32 afbc_ctrl = AD_AEN;

        if (!modifier)
                return 0;

        if ((modifier & AFBC_FORMAT_MOD_BLOCK_SIZE_MASK) ==
            AFBC_FORMAT_MOD_BLOCK_SIZE_32x8)
                afbc_ctrl |= AD_WB;

        if (modifier & AFBC_FORMAT_MOD_YTR)
                afbc_ctrl |= AD_YT;
        if (modifier & AFBC_FORMAT_MOD_SPLIT)
                afbc_ctrl |= AD_BS;
        if (modifier & AFBC_FORMAT_MOD_TILED)
                afbc_ctrl |= AD_TH;

        return afbc_ctrl;
}

static inline u32 to_d71_input_id(struct komeda_component_state *st, int idx)
{
        struct komeda_component_output *input = &st->inputs[idx];

        /* if input is not active, set hw input_id(0) to disable it */
        if (has_bit(idx, st->active_inputs))
                return input->component->hw_id + input->output_port;
        else
                return 0;
}

static void d71_layer_update_fb(struct komeda_component *c,
                                struct komeda_fb *kfb,
                                dma_addr_t *addr)
{
        struct drm_framebuffer *fb = &kfb->base;
        const struct drm_format_info *info = fb->format;
        u32 __iomem *reg = c->reg;
        int block_h;

        if (info->num_planes > 2)
                malidp_write64(reg, BLK_P2_PTR_LOW, addr[2]);

        if (info->num_planes > 1) {
                block_h = drm_format_info_block_height(info, 1);
                malidp_write32(reg, BLK_P1_STRIDE, fb->pitches[1] * block_h);
                malidp_write64(reg, BLK_P1_PTR_LOW, addr[1]);
        }

        block_h = drm_format_info_block_height(info, 0);
        malidp_write32(reg, BLK_P0_STRIDE, fb->pitches[0] * block_h);
        malidp_write64(reg, BLK_P0_PTR_LOW, addr[0]);
        malidp_write32(reg, LAYER_FMT, kfb->format_caps->hw_id);
}

static void d71_layer_disable(struct komeda_component *c)
{
        malidp_write32_mask(c->reg, BLK_CONTROL, L_EN, 0);
}

static void d71_layer_update(struct komeda_component *c,
                             struct komeda_component_state *state)
{
        struct komeda_layer_state *st = to_layer_st(state);
        struct drm_plane_state *plane_st = state->plane->state;
        struct drm_framebuffer *fb = plane_st->fb;
        struct komeda_fb *kfb = to_kfb(fb);
        u32 __iomem *reg = c->reg;
        u32 ctrl_mask = L_EN | L_ROT(L_ROT_R270) | L_HFLIP | L_VFLIP | L_TBU_EN;
        u32 ctrl = L_EN | to_rot_ctrl(st->rot);

        d71_layer_update_fb(c, kfb, st->addr);

        malidp_write32(reg, AD_CONTROL, to_ad_ctrl(fb->modifier));
        if (fb->modifier) {
                u64 addr;

                malidp_write32(reg, LAYER_AD_H_CROP, HV_CROP(st->afbc_crop_l,
                                                             st->afbc_crop_r));
                malidp_write32(reg, LAYER_AD_V_CROP, HV_CROP(st->afbc_crop_t,
                                                             st->afbc_crop_b));
                /* afbc 1.2 wants payload, afbc 1.0/1.1 wants end_addr */
                if (fb->modifier & AFBC_FORMAT_MOD_TILED)
                        addr = st->addr[0] + kfb->offset_payload;
                else
                        addr = st->addr[0] + kfb->afbc_size - 1;

                malidp_write32(reg, BLK_P1_PTR_LOW, lower_32_bits(addr));
                malidp_write32(reg, BLK_P1_PTR_HIGH, upper_32_bits(addr));
        }

        if (fb->format->is_yuv) {
                u32 upsampling = 0;

                switch (kfb->format_caps->fourcc) {
                case DRM_FORMAT_YUYV:
                        upsampling = fb->modifier ? LR_CHI422_BILINEAR :
                                     LR_CHI422_REPLICATION;
                        break;
                case DRM_FORMAT_UYVY:
                        upsampling = LR_CHI422_REPLICATION;
                        break;
                case DRM_FORMAT_NV12:
                case DRM_FORMAT_YUV420_8BIT:
                case DRM_FORMAT_YUV420_10BIT:
                case DRM_FORMAT_YUV420:
                case DRM_FORMAT_P010:
                /* these fmt support MPGE/JPEG both, here perfer JPEG*/
                        upsampling = LR_CHI420_JPEG;
                        break;
                case DRM_FORMAT_X0L2:
                        upsampling = LR_CHI420_JPEG;
                        break;
                default:
                        break;
                }

                malidp_write32(reg, LAYER_R_CONTROL, upsampling);
                malidp_write_group(reg, LAYER_YUV_RGB_COEFF0,
                                   KOMEDA_N_YUV2RGB_COEFFS,
                                   komeda_select_yuv2rgb_coeffs(
                                        plane_st->color_encoding,
                                        plane_st->color_range));
        }

        malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize, st->vsize));

        if (kfb->is_va)
                ctrl |= L_TBU_EN;
        malidp_write32_mask(reg, BLK_CONTROL, ctrl_mask, ctrl);
}

static void d71_layer_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v[15], i;
        bool rich, rgb2rgb;
        char *prefix;

        get_values_from_reg(c->reg, LAYER_INFO, 1, &v[14]);
        if (v[14] & 0x1) {
                rich = true;
                prefix = "LR_";
        } else {
                rich = false;
                prefix = "LS_";
        }

        rgb2rgb = !!(v[14] & L_INFO_CM);

        dump_block_header(sf, c->reg);

        seq_printf(sf, "%sLAYER_INFO:\t\t0x%X\n", prefix, v[14]);

        get_values_from_reg(c->reg, 0xD0, 1, v);
        seq_printf(sf, "%sCONTROL:\t\t0x%X\n", prefix, v[0]);
        if (rich) {
                get_values_from_reg(c->reg, 0xD4, 1, v);
                seq_printf(sf, "LR_RICH_CONTROL:\t0x%X\n", v[0]);
        }
        get_values_from_reg(c->reg, 0xD8, 4, v);
        seq_printf(sf, "%sFORMAT:\t\t0x%X\n", prefix, v[0]);
        seq_printf(sf, "%sIT_COEFFTAB:\t\t0x%X\n", prefix, v[1]);
        seq_printf(sf, "%sIN_SIZE:\t\t0x%X\n", prefix, v[2]);
        seq_printf(sf, "%sPALPHA:\t\t0x%X\n", prefix, v[3]);

        get_values_from_reg(c->reg, 0x100, 3, v);
        seq_printf(sf, "%sP0_PTR_LOW:\t\t0x%X\n", prefix, v[0]);
        seq_printf(sf, "%sP0_PTR_HIGH:\t\t0x%X\n", prefix, v[1]);
        seq_printf(sf, "%sP0_STRIDE:\t\t0x%X\n", prefix, v[2]);

        get_values_from_reg(c->reg, 0x110, 2, v);
        seq_printf(sf, "%sP1_PTR_LOW:\t\t0x%X\n", prefix, v[0]);
        seq_printf(sf, "%sP1_PTR_HIGH:\t\t0x%X\n", prefix, v[1]);
        if (rich) {
                get_values_from_reg(c->reg, 0x118, 1, v);
                seq_printf(sf, "LR_P1_STRIDE:\t\t0x%X\n", v[0]);

                get_values_from_reg(c->reg, 0x120, 2, v);
                seq_printf(sf, "LR_P2_PTR_LOW:\t\t0x%X\n", v[0]);
                seq_printf(sf, "LR_P2_PTR_HIGH:\t\t0x%X\n", v[1]);

                get_values_from_reg(c->reg, 0x130, 12, v);
                for (i = 0; i < 12; i++)
                        seq_printf(sf, "LR_YUV_RGB_COEFF%u:\t0x%X\n", i, v[i]);
        }

        if (rgb2rgb) {
                get_values_from_reg(c->reg, LAYER_RGB_RGB_COEFF0, 12, v);
                for (i = 0; i < 12; i++)
                        seq_printf(sf, "LS_RGB_RGB_COEFF%u:\t0x%X\n", i, v[i]);
        }

        get_values_from_reg(c->reg, 0x160, 3, v);
        seq_printf(sf, "%sAD_CONTROL:\t\t0x%X\n", prefix, v[0]);
        seq_printf(sf, "%sAD_H_CROP:\t\t0x%X\n", prefix, v[1]);
        seq_printf(sf, "%sAD_V_CROP:\t\t0x%X\n", prefix, v[2]);
}

static int d71_layer_validate(struct komeda_component *c,
                              struct komeda_component_state *state)
{
        struct komeda_layer_state *st = to_layer_st(state);
        struct komeda_layer *layer = to_layer(c);
        struct drm_plane_state *plane_st;
        struct drm_framebuffer *fb;
        u32 fourcc, line_sz, max_line_sz;

        plane_st = drm_atomic_get_new_plane_state(state->obj.state,
                                                  state->plane);
        fb = plane_st->fb;
        fourcc = fb->format->format;

        if (drm_rotation_90_or_270(st->rot))
                line_sz = st->vsize - st->afbc_crop_t - st->afbc_crop_b;
        else
                line_sz = st->hsize - st->afbc_crop_l - st->afbc_crop_r;

        if (fb->modifier) {
                if ((fb->modifier & AFBC_FORMAT_MOD_BLOCK_SIZE_MASK) ==
                        AFBC_FORMAT_MOD_BLOCK_SIZE_32x8)
                        max_line_sz = layer->line_sz;
                else
                        max_line_sz = layer->line_sz / 2;

                if (line_sz > max_line_sz) {
                        DRM_DEBUG_ATOMIC("afbc request line_sz: %d exceed the max afbc line_sz: %d.\n",
                                         line_sz, max_line_sz);
                        return -EINVAL;
                }
        }

        if (fourcc == DRM_FORMAT_YUV420_10BIT && line_sz > 2046 && (st->afbc_crop_l % 4)) {
                DRM_DEBUG_ATOMIC("YUV420_10BIT input_hsize: %d exceed the max size 2046.\n",
                                 line_sz);
                return -EINVAL;
        }

        if (fourcc == DRM_FORMAT_X0L2 && line_sz > 2046 && (st->addr[0] % 16)) {
                DRM_DEBUG_ATOMIC("X0L2 input_hsize: %d exceed the max size 2046.\n",
                                 line_sz);
                return -EINVAL;
        }

        return 0;
}

static const struct komeda_component_funcs d71_layer_funcs = {
        .validate       = d71_layer_validate,
        .update         = d71_layer_update,
        .disable        = d71_layer_disable,
        .dump_register  = d71_layer_dump,
};

static int d71_layer_init(struct d71_dev *d71,
                          struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_layer *layer;
        u32 pipe_id, layer_id, layer_info;

        get_resources_id(blk->block_info, &pipe_id, &layer_id);
        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*layer),
                                 layer_id,
                                 BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_layer_funcs, 0,
                                 get_valid_inputs(blk),
                                 1, reg, "LPU%d_LAYER%d", pipe_id, layer_id);
        if (IS_ERR(c)) {
                DRM_ERROR("Failed to add layer component\n");
                return PTR_ERR(c);
        }

        layer = to_layer(c);
        layer_info = malidp_read32(reg, LAYER_INFO);

        if (layer_info & L_INFO_RF)
                layer->layer_type = KOMEDA_FMT_RICH_LAYER;
        else
                layer->layer_type = KOMEDA_FMT_SIMPLE_LAYER;

        if (!d71->periph_addr) {
                /* D32 or newer product */
                layer->line_sz = malidp_read32(reg, BLK_MAX_LINE_SIZE);
                layer->yuv_line_sz = L_INFO_YUV_MAX_LINESZ(layer_info);
        } else if (d71->max_line_size > 2048) {
                /* D71 4K */
                layer->line_sz = d71->max_line_size;
                layer->yuv_line_sz = layer->line_sz / 2;
        } else  {
                /* D71 2K */
                if (layer->layer_type == KOMEDA_FMT_RICH_LAYER) {
                        /* rich layer is 4K configuration */
                        layer->line_sz = d71->max_line_size * 2;
                        layer->yuv_line_sz = layer->line_sz / 2;
                } else {
                        layer->line_sz = d71->max_line_size;
                        layer->yuv_line_sz = 0;
                }
        }

        set_range(&layer->hsize_in, 4, layer->line_sz);

        set_range(&layer->vsize_in, 4, d71->max_vsize);

        malidp_write32(reg, LAYER_PALPHA, D71_PALPHA_DEF_MAP);

        layer->supported_rots = DRM_MODE_ROTATE_MASK | DRM_MODE_REFLECT_MASK;

        return 0;
}

static void d71_wb_layer_update(struct komeda_component *c,
                                struct komeda_component_state *state)
{
        struct komeda_layer_state *st = to_layer_st(state);
        struct drm_connector_state *conn_st = state->wb_conn->state;
        struct komeda_fb *kfb = to_kfb(conn_st->writeback_job->fb);
        u32 ctrl = L_EN | LW_OFM, mask = L_EN | LW_OFM | LW_TBU_EN;
        u32 __iomem *reg = c->reg;

        d71_layer_update_fb(c, kfb, st->addr);

        if (kfb->is_va)
                ctrl |= LW_TBU_EN;

        malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize, st->vsize));
        malidp_write32(reg, BLK_INPUT_ID0, to_d71_input_id(state, 0));
        malidp_write32_mask(reg, BLK_CONTROL, mask, ctrl);
}

static void d71_wb_layer_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v[12], i;

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, 0x80, 1, v);
        seq_printf(sf, "LW_INPUT_ID0:\t\t0x%X\n", v[0]);

        get_values_from_reg(c->reg, 0xD0, 3, v);
        seq_printf(sf, "LW_CONTROL:\t\t0x%X\n", v[0]);
        seq_printf(sf, "LW_PROG_LINE:\t\t0x%X\n", v[1]);
        seq_printf(sf, "LW_FORMAT:\t\t0x%X\n", v[2]);

        get_values_from_reg(c->reg, 0xE0, 1, v);
        seq_printf(sf, "LW_IN_SIZE:\t\t0x%X\n", v[0]);

        for (i = 0; i < 2; i++) {
                get_values_from_reg(c->reg, 0x100 + i * 0x10, 3, v);
                seq_printf(sf, "LW_P%u_PTR_LOW:\t\t0x%X\n", i, v[0]);
                seq_printf(sf, "LW_P%u_PTR_HIGH:\t\t0x%X\n", i, v[1]);
                seq_printf(sf, "LW_P%u_STRIDE:\t\t0x%X\n", i, v[2]);
        }

        get_values_from_reg(c->reg, 0x130, 12, v);
        for (i = 0; i < 12; i++)
                seq_printf(sf, "LW_RGB_YUV_COEFF%u:\t0x%X\n", i, v[i]);
}

static void d71_wb_layer_disable(struct komeda_component *c)
{
        malidp_write32(c->reg, BLK_INPUT_ID0, 0);
        malidp_write32_mask(c->reg, BLK_CONTROL, L_EN, 0);
}

static const struct komeda_component_funcs d71_wb_layer_funcs = {
        .update         = d71_wb_layer_update,
        .disable        = d71_wb_layer_disable,
        .dump_register  = d71_wb_layer_dump,
};

static int d71_wb_layer_init(struct d71_dev *d71,
                             struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_layer *wb_layer;
        u32 pipe_id, layer_id;

        get_resources_id(blk->block_info, &pipe_id, &layer_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*wb_layer),
                                 layer_id, BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_wb_layer_funcs,
                                 1, get_valid_inputs(blk), 0, reg,
                                 "LPU%d_LAYER_WR", pipe_id);
        if (IS_ERR(c)) {
                DRM_ERROR("Failed to add wb_layer component\n");
                return PTR_ERR(c);
        }

        wb_layer = to_layer(c);
        wb_layer->layer_type = KOMEDA_FMT_WB_LAYER;
        wb_layer->line_sz = get_blk_line_size(d71, reg);
        wb_layer->yuv_line_sz = wb_layer->line_sz;

        set_range(&wb_layer->hsize_in, 64, wb_layer->line_sz);
        set_range(&wb_layer->vsize_in, 64, d71->max_vsize);

        return 0;
}

static void d71_component_disable(struct komeda_component *c)
{
        u32 __iomem *reg = c->reg;
        u32 i;

        malidp_write32(reg, BLK_CONTROL, 0);

        for (i = 0; i < c->max_active_inputs; i++) {
                malidp_write32(reg, BLK_INPUT_ID0 + (i << 2), 0);

                /* Besides clearing the input ID to zero, D71 compiz also has
                 * input enable bit in CU_INPUTx_CONTROL which need to be
                 * cleared.
                 */
                if (has_bit(c->id, KOMEDA_PIPELINE_COMPIZS))
                        malidp_write32(reg, CU_INPUT0_CONTROL +
                                       i * CU_PER_INPUT_REGS * 4,
                                       CU_INPUT_CTRL_ALPHA(0xFF));
        }
}

static void compiz_enable_input(u32 __iomem *id_reg,
                                u32 __iomem *cfg_reg,
                                u32 input_hw_id,
                                struct komeda_compiz_input_cfg *cin)
{
        u32 ctrl = CU_INPUT_CTRL_EN;
        u8 blend = cin->pixel_blend_mode;

        if (blend == DRM_MODE_BLEND_PIXEL_NONE)
                ctrl |= CU_INPUT_CTRL_PAD;
        else if (blend == DRM_MODE_BLEND_PREMULTI)
                ctrl |= CU_INPUT_CTRL_PMUL;

        ctrl |= CU_INPUT_CTRL_ALPHA(cin->layer_alpha);

        malidp_write32(id_reg, BLK_INPUT_ID0, input_hw_id);

        malidp_write32(cfg_reg, CU_INPUT0_SIZE,
                       HV_SIZE(cin->hsize, cin->vsize));
        malidp_write32(cfg_reg, CU_INPUT0_OFFSET,
                       HV_OFFSET(cin->hoffset, cin->voffset));
        malidp_write32(cfg_reg, CU_INPUT0_CONTROL, ctrl);
}

static void d71_compiz_update(struct komeda_component *c,
                              struct komeda_component_state *state)
{
        struct komeda_compiz_state *st = to_compiz_st(state);
        u32 __iomem *reg = c->reg;
        u32 __iomem *id_reg, *cfg_reg;
        u32 index;

        for_each_changed_input(state, index) {
                id_reg = reg + index;
                cfg_reg = reg + index * CU_PER_INPUT_REGS;
                if (state->active_inputs & BIT(index)) {
                        compiz_enable_input(id_reg, cfg_reg,
                                            to_d71_input_id(state, index),
                                            &st->cins[index]);
                } else {
                        malidp_write32(id_reg, BLK_INPUT_ID0, 0);
                        malidp_write32(cfg_reg, CU_INPUT0_CONTROL, 0);
                }
        }

        malidp_write32(reg, BLK_SIZE, HV_SIZE(st->hsize, st->vsize));
}

static void d71_compiz_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v[8], i;

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, 0x80, 5, v);
        for (i = 0; i < 5; i++)
                seq_printf(sf, "CU_INPUT_ID%u:\t\t0x%X\n", i, v[i]);

        get_values_from_reg(c->reg, 0xA0, 5, v);
        seq_printf(sf, "CU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
        seq_printf(sf, "CU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
        seq_printf(sf, "CU_IRQ_MASK:\t\t0x%X\n", v[2]);
        seq_printf(sf, "CU_IRQ_STATUS:\t\t0x%X\n", v[3]);
        seq_printf(sf, "CU_STATUS:\t\t0x%X\n", v[4]);

        get_values_from_reg(c->reg, 0xD0, 2, v);
        seq_printf(sf, "CU_CONTROL:\t\t0x%X\n", v[0]);
        seq_printf(sf, "CU_SIZE:\t\t0x%X\n", v[1]);

        get_values_from_reg(c->reg, 0xDC, 1, v);
        seq_printf(sf, "CU_BG_COLOR:\t\t0x%X\n", v[0]);

        for (i = 0, v[4] = 0xE0; i < 5; i++, v[4] += 0x10) {
                get_values_from_reg(c->reg, v[4], 3, v);
                seq_printf(sf, "CU_INPUT%u_SIZE:\t\t0x%X\n", i, v[0]);
                seq_printf(sf, "CU_INPUT%u_OFFSET:\t0x%X\n", i, v[1]);
                seq_printf(sf, "CU_INPUT%u_CONTROL:\t0x%X\n", i, v[2]);
        }

        get_values_from_reg(c->reg, 0x130, 2, v);
        seq_printf(sf, "CU_USER_LOW:\t\t0x%X\n", v[0]);
        seq_printf(sf, "CU_USER_HIGH:\t\t0x%X\n", v[1]);
}

static const struct komeda_component_funcs d71_compiz_funcs = {
        .update         = d71_compiz_update,
        .disable        = d71_component_disable,
        .dump_register  = d71_compiz_dump,
};

static int d71_compiz_init(struct d71_dev *d71,
                           struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_compiz *compiz;
        u32 pipe_id, comp_id;

        get_resources_id(blk->block_info, &pipe_id, &comp_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*compiz),
                                 comp_id,
                                 BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_compiz_funcs,
                                 CU_NUM_INPUT_IDS, get_valid_inputs(blk),
                                 CU_NUM_OUTPUT_IDS, reg,
                                 "CU%d", pipe_id);
        if (IS_ERR(c))
                return PTR_ERR(c);

        compiz = to_compiz(c);

        set_range(&compiz->hsize, 64, get_blk_line_size(d71, reg));
        set_range(&compiz->vsize, 64, d71->max_vsize);

        return 0;
}

static void d71_scaler_update_filter_lut(u32 __iomem *reg, u32 hsize_in,
                                         u32 vsize_in, u32 hsize_out,
                                         u32 vsize_out)
{
        u32 val = 0;

        if (hsize_in <= hsize_out)
                val  |= 0x62;
        else if (hsize_in <= (hsize_out + hsize_out / 2))
                val |= 0x63;
        else if (hsize_in <= hsize_out * 2)
                val |= 0x64;
        else if (hsize_in <= hsize_out * 2 + (hsize_out * 3) / 4)
                val |= 0x65;
        else
                val |= 0x66;

        if (vsize_in <= vsize_out)
                val  |= SC_VTSEL(0x6A);
        else if (vsize_in <= (vsize_out + vsize_out / 2))
                val |= SC_VTSEL(0x6B);
        else if (vsize_in <= vsize_out * 2)
                val |= SC_VTSEL(0x6C);
        else if (vsize_in <= vsize_out * 2 + vsize_out * 3 / 4)
                val |= SC_VTSEL(0x6D);
        else
                val |= SC_VTSEL(0x6E);

        malidp_write32(reg, SC_COEFFTAB, val);
}

static void d71_scaler_update(struct komeda_component *c,
                              struct komeda_component_state *state)
{
        struct komeda_scaler_state *st = to_scaler_st(state);
        u32 __iomem *reg = c->reg;
        u32 init_ph, delta_ph, ctrl;

        d71_scaler_update_filter_lut(reg, st->hsize_in, st->vsize_in,
                                     st->hsize_out, st->vsize_out);

        malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize_in, st->vsize_in));
        malidp_write32(reg, SC_OUT_SIZE, HV_SIZE(st->hsize_out, st->vsize_out));
        malidp_write32(reg, SC_H_CROP, HV_CROP(st->left_crop, st->right_crop));

        /* for right part, HW only sample the valid pixel which means the pixels
         * in left_crop will be jumpped, and the first sample pixel is:
         *
         * dst_a = st->total_hsize_out - st->hsize_out + st->left_crop + 0.5;
         *
         * Then the corresponding texel in src is:
         *
         * h_delta_phase = st->total_hsize_in / st->total_hsize_out;
         * src_a = dst_A * h_delta_phase;
         *
         * and h_init_phase is src_a deduct the real source start src_S;
         *
         * src_S = st->total_hsize_in - st->hsize_in;
         * h_init_phase = src_a - src_S;
         *
         * And HW precision for the initial/delta_phase is 16:16 fixed point,
         * the following is the simplified formula
         */
        if (st->right_part) {
                u32 dst_a = st->total_hsize_out - st->hsize_out + st->left_crop;

                if (st->en_img_enhancement)
                        dst_a -= 1;

                init_ph = ((st->total_hsize_in * (2 * dst_a + 1) -
                            2 * st->total_hsize_out * (st->total_hsize_in -
                            st->hsize_in)) << 15) / st->total_hsize_out;
        } else {
                init_ph = (st->total_hsize_in << 15) / st->total_hsize_out;
        }

        malidp_write32(reg, SC_H_INIT_PH, init_ph);

        delta_ph = (st->total_hsize_in << 16) / st->total_hsize_out;
        malidp_write32(reg, SC_H_DELTA_PH, delta_ph);

        init_ph = (st->total_vsize_in << 15) / st->vsize_out;
        malidp_write32(reg, SC_V_INIT_PH, init_ph);

        delta_ph = (st->total_vsize_in << 16) / st->vsize_out;
        malidp_write32(reg, SC_V_DELTA_PH, delta_ph);

        ctrl = 0;
        ctrl |= st->en_scaling ? SC_CTRL_SCL : 0;
        ctrl |= st->en_alpha ? SC_CTRL_AP : 0;
        ctrl |= st->en_img_enhancement ? SC_CTRL_IENH : 0;
        /* If we use the hardware splitter we shouldn't set SC_CTRL_LS */
        if (st->en_split &&
            state->inputs[0].component->id != KOMEDA_COMPONENT_SPLITTER)
                ctrl |= SC_CTRL_LS;

        malidp_write32(reg, BLK_CONTROL, ctrl);
        malidp_write32(reg, BLK_INPUT_ID0, to_d71_input_id(state, 0));
}

static void d71_scaler_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v[10];

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, 0x80, 1, v);
        seq_printf(sf, "SC_INPUT_ID0:\t\t0x%X\n", v[0]);

        get_values_from_reg(c->reg, 0xD0, 1, v);
        seq_printf(sf, "SC_CONTROL:\t\t0x%X\n", v[0]);

        get_values_from_reg(c->reg, 0xDC, 9, v);
        seq_printf(sf, "SC_COEFFTAB:\t\t0x%X\n", v[0]);
        seq_printf(sf, "SC_IN_SIZE:\t\t0x%X\n", v[1]);
        seq_printf(sf, "SC_OUT_SIZE:\t\t0x%X\n", v[2]);
        seq_printf(sf, "SC_H_CROP:\t\t0x%X\n", v[3]);
        seq_printf(sf, "SC_V_CROP:\t\t0x%X\n", v[4]);
        seq_printf(sf, "SC_H_INIT_PH:\t\t0x%X\n", v[5]);
        seq_printf(sf, "SC_H_DELTA_PH:\t\t0x%X\n", v[6]);
        seq_printf(sf, "SC_V_INIT_PH:\t\t0x%X\n", v[7]);
        seq_printf(sf, "SC_V_DELTA_PH:\t\t0x%X\n", v[8]);

        get_values_from_reg(c->reg, 0x130, 10, v);
        seq_printf(sf, "SC_ENH_LIMITS:\t\t0x%X\n", v[0]);
        seq_printf(sf, "SC_ENH_COEFF0:\t\t0x%X\n", v[1]);
        seq_printf(sf, "SC_ENH_COEFF1:\t\t0x%X\n", v[2]);
        seq_printf(sf, "SC_ENH_COEFF2:\t\t0x%X\n", v[3]);
        seq_printf(sf, "SC_ENH_COEFF3:\t\t0x%X\n", v[4]);
        seq_printf(sf, "SC_ENH_COEFF4:\t\t0x%X\n", v[5]);
        seq_printf(sf, "SC_ENH_COEFF5:\t\t0x%X\n", v[6]);
        seq_printf(sf, "SC_ENH_COEFF6:\t\t0x%X\n", v[7]);
        seq_printf(sf, "SC_ENH_COEFF7:\t\t0x%X\n", v[8]);
        seq_printf(sf, "SC_ENH_COEFF8:\t\t0x%X\n", v[9]);
}

static const struct komeda_component_funcs d71_scaler_funcs = {
        .update         = d71_scaler_update,
        .disable        = d71_component_disable,
        .dump_register  = d71_scaler_dump,
};

static int d71_scaler_init(struct d71_dev *d71,
                           struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_scaler *scaler;
        u32 pipe_id, comp_id;

        get_resources_id(blk->block_info, &pipe_id, &comp_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*scaler),
                                 comp_id, BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_scaler_funcs,
                                 1, get_valid_inputs(blk), 1, reg,
                                 "CU%d_SCALER%d",
                                 pipe_id, BLOCK_INFO_BLK_ID(blk->block_info));

        if (IS_ERR(c)) {
                DRM_ERROR("Failed to initialize scaler");
                return PTR_ERR(c);
        }

        scaler = to_scaler(c);
        set_range(&scaler->hsize, 4, __get_blk_line_size(d71, reg, 2048));
        set_range(&scaler->vsize, 4, 4096);
        scaler->max_downscaling = 6;
        scaler->max_upscaling = 64;
        scaler->scaling_split_overlap = 8;
        scaler->enh_split_overlap = 1;

        malidp_write32(c->reg, BLK_CONTROL, 0);

        return 0;
}

static int d71_downscaling_clk_check(struct komeda_pipeline *pipe,
                                     struct drm_display_mode *mode,
                                     unsigned long aclk_rate,
                                     struct komeda_data_flow_cfg *dflow)
{
        u32 h_in = dflow->in_w;
        u32 v_in = dflow->in_h;
        u32 v_out = dflow->out_h;
        u64 fraction, denominator;

        /* D71 downscaling must satisfy the following equation
         *
         *   ACLK                   h_in * v_in
         * ------- >= ---------------------------------------------
         *  PXLCLK     (h_total - (1 + 2 * v_in / v_out)) * v_out
         *
         * In only horizontal downscaling situation, the right side should be
         * multiplied by (h_total - 3) / (h_active - 3), then equation becomes
         *
         *   ACLK          h_in
         * ------- >= ----------------
         *  PXLCLK     (h_active - 3)
         *
         * To avoid precision lost the equation 1 will be convert to:
         *
         *   ACLK             h_in * v_in
         * ------- >= -----------------------------------
         *  PXLCLK     (h_total -1 ) * v_out -  2 * v_in
         */
        if (v_in == v_out) {
                fraction = h_in;
                denominator = mode->hdisplay - 3;
        } else {
                fraction = h_in * v_in;
                denominator = (mode->htotal - 1) * v_out -  2 * v_in;
        }

        return aclk_rate * denominator >= mode->crtc_clock * 1000 * fraction ?
               0 : -EINVAL;
}

static void d71_splitter_update(struct komeda_component *c,
                                struct komeda_component_state *state)
{
        struct komeda_splitter_state *st = to_splitter_st(state);
        u32 __iomem *reg = c->reg;

        malidp_write32(reg, BLK_INPUT_ID0, to_d71_input_id(state, 0));
        malidp_write32(reg, BLK_SIZE, HV_SIZE(st->hsize, st->vsize));
        malidp_write32(reg, SP_OVERLAP_SIZE, st->overlap & 0x1FFF);
        malidp_write32(reg, BLK_CONTROL, BLK_CTRL_EN);
}

static void d71_splitter_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v[3];

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, BLK_INPUT_ID0, 1, v);
        seq_printf(sf, "SP_INPUT_ID0:\t\t0x%X\n", v[0]);

        get_values_from_reg(c->reg, BLK_CONTROL, 3, v);
        seq_printf(sf, "SP_CONTROL:\t\t0x%X\n", v[0]);
        seq_printf(sf, "SP_SIZE:\t\t0x%X\n", v[1]);
        seq_printf(sf, "SP_OVERLAP_SIZE:\t0x%X\n", v[2]);
}

static const struct komeda_component_funcs d71_splitter_funcs = {
        .update         = d71_splitter_update,
        .disable        = d71_component_disable,
        .dump_register  = d71_splitter_dump,
};

static int d71_splitter_init(struct d71_dev *d71,
                             struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_splitter *splitter;
        u32 pipe_id, comp_id;

        get_resources_id(blk->block_info, &pipe_id, &comp_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*splitter),
                                 comp_id,
                                 BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_splitter_funcs,
                                 1, get_valid_inputs(blk), 2, reg,
                                 "CU%d_SPLITTER", pipe_id);

        if (IS_ERR(c)) {
                DRM_ERROR("Failed to initialize splitter");
                return -1;
        }

        splitter = to_splitter(c);

        set_range(&splitter->hsize, 4, get_blk_line_size(d71, reg));
        set_range(&splitter->vsize, 4, d71->max_vsize);

        return 0;
}

static void d71_merger_update(struct komeda_component *c,
                              struct komeda_component_state *state)
{
        struct komeda_merger_state *st = to_merger_st(state);
        u32 __iomem *reg = c->reg;
        u32 index;

        for_each_changed_input(state, index)
                malidp_write32(reg, MG_INPUT_ID0 + index * 4,
                               to_d71_input_id(state, index));

        malidp_write32(reg, MG_SIZE, HV_SIZE(st->hsize_merged,
                                             st->vsize_merged));
        malidp_write32(reg, BLK_CONTROL, BLK_CTRL_EN);
}

static void d71_merger_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v;

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, MG_INPUT_ID0, 1, &v);
        seq_printf(sf, "MG_INPUT_ID0:\t\t0x%X\n", v);

        get_values_from_reg(c->reg, MG_INPUT_ID1, 1, &v);
        seq_printf(sf, "MG_INPUT_ID1:\t\t0x%X\n", v);

        get_values_from_reg(c->reg, BLK_CONTROL, 1, &v);
        seq_printf(sf, "MG_CONTROL:\t\t0x%X\n", v);

        get_values_from_reg(c->reg, MG_SIZE, 1, &v);
        seq_printf(sf, "MG_SIZE:\t\t0x%X\n", v);
}

static const struct komeda_component_funcs d71_merger_funcs = {
        .update         = d71_merger_update,
        .disable        = d71_component_disable,
        .dump_register  = d71_merger_dump,
};

static int d71_merger_init(struct d71_dev *d71,
                           struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_merger *merger;
        u32 pipe_id, comp_id;

        get_resources_id(blk->block_info, &pipe_id, &comp_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*merger),
                                 comp_id,
                                 BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_merger_funcs,
                                 MG_NUM_INPUTS_IDS, get_valid_inputs(blk),
                                 MG_NUM_OUTPUTS_IDS, reg,
                                 "CU%d_MERGER", pipe_id);

        if (IS_ERR(c)) {
                DRM_ERROR("Failed to initialize merger.\n");
                return PTR_ERR(c);
        }

        merger = to_merger(c);

        set_range(&merger->hsize_merged, 4,
                  __get_blk_line_size(d71, reg, 4032));
        set_range(&merger->vsize_merged, 4, 4096);

        return 0;
}

static void d71_improc_update(struct komeda_component *c,
                              struct komeda_component_state *state)
{
        struct drm_crtc_state *crtc_st = state->crtc->state;
        struct komeda_improc_state *st = to_improc_st(state);
        struct d71_pipeline *pipe = to_d71_pipeline(c->pipeline);
        u32 __iomem *reg = c->reg;
        u32 index, mask = 0, ctrl = 0;

        for_each_changed_input(state, index)
                malidp_write32(reg, BLK_INPUT_ID0 + index * 4,
                               to_d71_input_id(state, index));

        malidp_write32(reg, BLK_SIZE, HV_SIZE(st->hsize, st->vsize));
        malidp_write32(reg, IPS_DEPTH, st->color_depth);

        if (crtc_st->color_mgmt_changed) {
                mask |= IPS_CTRL_FT | IPS_CTRL_RGB;

                if (crtc_st->gamma_lut) {
                        malidp_write_group(pipe->dou_ft_coeff_addr, FT_COEFF0,
                                           KOMEDA_N_GAMMA_COEFFS,
                                           st->fgamma_coeffs);
                        ctrl |= IPS_CTRL_FT; /* enable gamma */
                }

                if (crtc_st->ctm) {
                        malidp_write_group(reg, IPS_RGB_RGB_COEFF0,
                                           KOMEDA_N_CTM_COEFFS,
                                           st->ctm_coeffs);
                        ctrl |= IPS_CTRL_RGB; /* enable gamut */
                }
        }

        mask |= IPS_CTRL_YUV | IPS_CTRL_CHD422 | IPS_CTRL_CHD420;

        /* config color format */
        if (st->color_format == DRM_COLOR_FORMAT_YCBCR420)
                ctrl |= IPS_CTRL_YUV | IPS_CTRL_CHD422 | IPS_CTRL_CHD420;
        else if (st->color_format == DRM_COLOR_FORMAT_YCBCR422)
                ctrl |= IPS_CTRL_YUV | IPS_CTRL_CHD422;
        else if (st->color_format == DRM_COLOR_FORMAT_YCBCR444)
                ctrl |= IPS_CTRL_YUV;

        malidp_write32_mask(reg, BLK_CONTROL, mask, ctrl);
}

static void d71_improc_dump(struct komeda_component *c, struct seq_file *sf)
{
        u32 v[12], i;

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, 0x80, 2, v);
        seq_printf(sf, "IPS_INPUT_ID0:\t\t0x%X\n", v[0]);
        seq_printf(sf, "IPS_INPUT_ID1:\t\t0x%X\n", v[1]);

        get_values_from_reg(c->reg, 0xC0, 1, v);
        seq_printf(sf, "IPS_INFO:\t\t0x%X\n", v[0]);

        get_values_from_reg(c->reg, 0xD0, 3, v);
        seq_printf(sf, "IPS_CONTROL:\t\t0x%X\n", v[0]);
        seq_printf(sf, "IPS_SIZE:\t\t0x%X\n", v[1]);
        seq_printf(sf, "IPS_DEPTH:\t\t0x%X\n", v[2]);

        get_values_from_reg(c->reg, 0x130, 12, v);
        for (i = 0; i < 12; i++)
                seq_printf(sf, "IPS_RGB_RGB_COEFF%u:\t0x%X\n", i, v[i]);

        get_values_from_reg(c->reg, 0x170, 12, v);
        for (i = 0; i < 12; i++)
                seq_printf(sf, "IPS_RGB_YUV_COEFF%u:\t0x%X\n", i, v[i]);
}

static const struct komeda_component_funcs d71_improc_funcs = {
        .update         = d71_improc_update,
        .disable        = d71_component_disable,
        .dump_register  = d71_improc_dump,
};

static int d71_improc_init(struct d71_dev *d71,
                           struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_improc *improc;
        u32 pipe_id, comp_id, value;

        get_resources_id(blk->block_info, &pipe_id, &comp_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*improc),
                                 comp_id,
                                 BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_improc_funcs, IPS_NUM_INPUT_IDS,
                                 get_valid_inputs(blk),
                                 IPS_NUM_OUTPUT_IDS, reg, "DOU%d_IPS", pipe_id);
        if (IS_ERR(c)) {
                DRM_ERROR("Failed to add improc component\n");
                return PTR_ERR(c);
        }

        improc = to_improc(c);
        improc->supported_color_depths = BIT(8) | BIT(10);
        improc->supported_color_formats = DRM_COLOR_FORMAT_RGB444 |
                                          DRM_COLOR_FORMAT_YCBCR444 |
                                          DRM_COLOR_FORMAT_YCBCR422;
        value = malidp_read32(reg, BLK_INFO);
        if (value & IPS_INFO_CHD420)
                improc->supported_color_formats |= DRM_COLOR_FORMAT_YCBCR420;

        improc->supports_csc = true;
        improc->supports_gamma = true;

        return 0;
}

static void d71_timing_ctrlr_disable(struct komeda_component *c)
{
        malidp_write32_mask(c->reg, BLK_CONTROL, BS_CTRL_EN, 0);
}

static void d71_timing_ctrlr_update(struct komeda_component *c,
                                    struct komeda_component_state *state)
{
        struct drm_crtc_state *crtc_st = state->crtc->state;
        struct drm_display_mode *mode = &crtc_st->adjusted_mode;
        u32 __iomem *reg = c->reg;
        u32 hactive, hfront_porch, hback_porch, hsync_len;
        u32 vactive, vfront_porch, vback_porch, vsync_len;
        u32 value;

        hactive = mode->crtc_hdisplay;
        hfront_porch = mode->crtc_hsync_start - mode->crtc_hdisplay;
        hsync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
        hback_porch = mode->crtc_htotal - mode->crtc_hsync_end;

        vactive = mode->crtc_vdisplay;
        vfront_porch = mode->crtc_vsync_start - mode->crtc_vdisplay;
        vsync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
        vback_porch = mode->crtc_vtotal - mode->crtc_vsync_end;

        malidp_write32(reg, BS_ACTIVESIZE, HV_SIZE(hactive, vactive));
        malidp_write32(reg, BS_HINTERVALS, BS_H_INTVALS(hfront_porch,
                                                        hback_porch));
        malidp_write32(reg, BS_VINTERVALS, BS_V_INTVALS(vfront_porch,
                                                        vback_porch));

        value = BS_SYNC_VSW(vsync_len) | BS_SYNC_HSW(hsync_len);
        value |= mode->flags & DRM_MODE_FLAG_PVSYNC ? BS_SYNC_VSP : 0;
        value |= mode->flags & DRM_MODE_FLAG_PHSYNC ? BS_SYNC_HSP : 0;
        malidp_write32(reg, BS_SYNC, value);

        malidp_write32(reg, BS_PROG_LINE, D71_DEFAULT_PREPRETCH_LINE - 1);
        malidp_write32(reg, BS_PREFETCH_LINE, D71_DEFAULT_PREPRETCH_LINE);

        /* configure bs control register */
        value = BS_CTRL_EN | BS_CTRL_VM;
        if (c->pipeline->dual_link) {
                malidp_write32(reg, BS_DRIFT_TO, hfront_porch + 16);
                value |= BS_CTRL_DL;
        }

        malidp_write32(reg, BLK_CONTROL, value);
}

static void d71_timing_ctrlr_dump(struct komeda_component *c,
                                  struct seq_file *sf)
{
        u32 v[8], i;

        dump_block_header(sf, c->reg);

        get_values_from_reg(c->reg, 0xC0, 1, v);
        seq_printf(sf, "BS_INFO:\t\t0x%X\n", v[0]);

        get_values_from_reg(c->reg, 0xD0, 8, v);
        seq_printf(sf, "BS_CONTROL:\t\t0x%X\n", v[0]);
        seq_printf(sf, "BS_PROG_LINE:\t\t0x%X\n", v[1]);
        seq_printf(sf, "BS_PREFETCH_LINE:\t0x%X\n", v[2]);
        seq_printf(sf, "BS_BG_COLOR:\t\t0x%X\n", v[3]);
        seq_printf(sf, "BS_ACTIVESIZE:\t\t0x%X\n", v[4]);
        seq_printf(sf, "BS_HINTERVALS:\t\t0x%X\n", v[5]);
        seq_printf(sf, "BS_VINTERVALS:\t\t0x%X\n", v[6]);
        seq_printf(sf, "BS_SYNC:\t\t0x%X\n", v[7]);

        get_values_from_reg(c->reg, 0x100, 3, v);
        seq_printf(sf, "BS_DRIFT_TO:\t\t0x%X\n", v[0]);
        seq_printf(sf, "BS_FRAME_TO:\t\t0x%X\n", v[1]);
        seq_printf(sf, "BS_TE_TO:\t\t0x%X\n", v[2]);

        get_values_from_reg(c->reg, 0x110, 3, v);
        for (i = 0; i < 3; i++)
                seq_printf(sf, "BS_T%u_INTERVAL:\t\t0x%X\n", i, v[i]);

        get_values_from_reg(c->reg, 0x120, 5, v);
        for (i = 0; i < 2; i++) {
                seq_printf(sf, "BS_CRC%u_LOW:\t\t0x%X\n", i, v[i << 1]);
                seq_printf(sf, "BS_CRC%u_HIGH:\t\t0x%X\n", i, v[(i << 1) + 1]);
        }
        seq_printf(sf, "BS_USER:\t\t0x%X\n", v[4]);
}

static const struct komeda_component_funcs d71_timing_ctrlr_funcs = {
        .update         = d71_timing_ctrlr_update,
        .disable        = d71_timing_ctrlr_disable,
        .dump_register  = d71_timing_ctrlr_dump,
};

static int d71_timing_ctrlr_init(struct d71_dev *d71,
                                 struct block_header *blk, u32 __iomem *reg)
{
        struct komeda_component *c;
        struct komeda_timing_ctrlr *ctrlr;
        u32 pipe_id, comp_id;

        get_resources_id(blk->block_info, &pipe_id, &comp_id);

        c = komeda_component_add(&d71->pipes[pipe_id]->base, sizeof(*ctrlr),
                                 KOMEDA_COMPONENT_TIMING_CTRLR,
                                 BLOCK_INFO_INPUT_ID(blk->block_info),
                                 &d71_timing_ctrlr_funcs,
                                 1, BIT(KOMEDA_COMPONENT_IPS0 + pipe_id),
                                 BS_NUM_OUTPUT_IDS, reg, "DOU%d_BS", pipe_id);
        if (IS_ERR(c)) {
                DRM_ERROR("Failed to add display_ctrl component\n");
                return PTR_ERR(c);
        }

        ctrlr = to_ctrlr(c);

        ctrlr->supports_dual_link = d71->supports_dual_link;

        return 0;
}

int d71_probe_block(struct d71_dev *d71,
                    struct block_header *blk, u32 __iomem *reg)
{
        struct d71_pipeline *pipe;
        int blk_id = BLOCK_INFO_BLK_ID(blk->block_info);

        int err = 0;

        switch (BLOCK_INFO_BLK_TYPE(blk->block_info)) {
        case D71_BLK_TYPE_GCU:
                break;

        case D71_BLK_TYPE_LPU:
                pipe = d71->pipes[blk_id];
                pipe->lpu_addr = reg;
                break;

        case D71_BLK_TYPE_LPU_LAYER:
                err = d71_layer_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_LPU_WB_LAYER:
                err = d71_wb_layer_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_CU:
                pipe = d71->pipes[blk_id];
                pipe->cu_addr = reg;
                err = d71_compiz_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_CU_SCALER:
                err = d71_scaler_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_CU_SPLITTER:
                err = d71_splitter_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_CU_MERGER:
                err = d71_merger_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_DOU:
                pipe = d71->pipes[blk_id];
                pipe->dou_addr = reg;
                break;

        case D71_BLK_TYPE_DOU_IPS:
                err = d71_improc_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_DOU_FT_COEFF:
                pipe = d71->pipes[blk_id];
                pipe->dou_ft_coeff_addr = reg;
                break;

        case D71_BLK_TYPE_DOU_BS:
                err = d71_timing_ctrlr_init(d71, blk, reg);
                break;

        case D71_BLK_TYPE_GLB_LT_COEFF:
                break;

        case D71_BLK_TYPE_GLB_SCL_COEFF:
                d71->glb_scl_coeff_addr[blk_id] = reg;
                break;

        default:
                DRM_ERROR("Unknown block (block_info: 0x%x) is found\n",
                          blk->block_info);
                err = -EINVAL;
                break;
        }

        return err;
}

static void d71_gcu_dump(struct d71_dev *d71, struct seq_file *sf)
{
        u32 v[5];

        seq_puts(sf, "\n------ GCU ------\n");

        get_values_from_reg(d71->gcu_addr, 0, 3, v);
        seq_printf(sf, "GLB_ARCH_ID:\t\t0x%X\n", v[0]);
        seq_printf(sf, "GLB_CORE_ID:\t\t0x%X\n", v[1]);
        seq_printf(sf, "GLB_CORE_INFO:\t\t0x%X\n", v[2]);

        get_values_from_reg(d71->gcu_addr, 0x10, 1, v);
        seq_printf(sf, "GLB_IRQ_STATUS:\t\t0x%X\n", v[0]);

        get_values_from_reg(d71->gcu_addr, 0xA0, 5, v);
        seq_printf(sf, "GCU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
        seq_printf(sf, "GCU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
        seq_printf(sf, "GCU_IRQ_MASK:\t\t0x%X\n", v[2]);
        seq_printf(sf, "GCU_IRQ_STATUS:\t\t0x%X\n", v[3]);
        seq_printf(sf, "GCU_STATUS:\t\t0x%X\n", v[4]);

        get_values_from_reg(d71->gcu_addr, 0xD0, 3, v);
        seq_printf(sf, "GCU_CONTROL:\t\t0x%X\n", v[0]);
        seq_printf(sf, "GCU_CONFIG_VALID0:\t0x%X\n", v[1]);
        seq_printf(sf, "GCU_CONFIG_VALID1:\t0x%X\n", v[2]);
}

static void d71_lpu_dump(struct d71_pipeline *pipe, struct seq_file *sf)
{
        u32 v[6];

        seq_printf(sf, "\n------ LPU%d ------\n", pipe->base.id);

        dump_block_header(sf, pipe->lpu_addr);

        get_values_from_reg(pipe->lpu_addr, 0xA0, 6, v);
        seq_printf(sf, "LPU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
        seq_printf(sf, "LPU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
        seq_printf(sf, "LPU_IRQ_MASK:\t\t0x%X\n", v[2]);
        seq_printf(sf, "LPU_IRQ_STATUS:\t\t0x%X\n", v[3]);
        seq_printf(sf, "LPU_STATUS:\t\t0x%X\n", v[4]);
        seq_printf(sf, "LPU_TBU_STATUS:\t\t0x%X\n", v[5]);

        get_values_from_reg(pipe->lpu_addr, 0xC0, 1, v);
        seq_printf(sf, "LPU_INFO:\t\t0x%X\n", v[0]);

        get_values_from_reg(pipe->lpu_addr, 0xD0, 3, v);
        seq_printf(sf, "LPU_RAXI_CONTROL:\t0x%X\n", v[0]);
        seq_printf(sf, "LPU_WAXI_CONTROL:\t0x%X\n", v[1]);
        seq_printf(sf, "LPU_TBU_CONTROL:\t0x%X\n", v[2]);
}

static void d71_dou_dump(struct d71_pipeline *pipe, struct seq_file *sf)
{
        u32 v[5];

        seq_printf(sf, "\n------ DOU%d ------\n", pipe->base.id);

        dump_block_header(sf, pipe->dou_addr);

        get_values_from_reg(pipe->dou_addr, 0xA0, 5, v);
        seq_printf(sf, "DOU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
        seq_printf(sf, "DOU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
        seq_printf(sf, "DOU_IRQ_MASK:\t\t0x%X\n", v[2]);
        seq_printf(sf, "DOU_IRQ_STATUS:\t\t0x%X\n", v[3]);
        seq_printf(sf, "DOU_STATUS:\t\t0x%X\n", v[4]);
}

static void d71_pipeline_dump(struct komeda_pipeline *pipe, struct seq_file *sf)
{
        struct d71_pipeline *d71_pipe = to_d71_pipeline(pipe);

        d71_lpu_dump(d71_pipe, sf);
        d71_dou_dump(d71_pipe, sf);
}

const struct komeda_pipeline_funcs d71_pipeline_funcs = {
        .downscaling_clk_check  = d71_downscaling_clk_check,
        .dump_register          = d71_pipeline_dump,
};

void d71_dump(struct komeda_dev *mdev, struct seq_file *sf)
{
        struct d71_dev *d71 = mdev->chip_data;

        d71_gcu_dump(d71, sf);
}