/*
* Copyright 2012-15 Advanced Micro Devices, Inc.cls
*
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: AMD
 *
 */

#include <linux/slab.h>

#include "dm_services.h"


#include "stream_encoder.h"
#include "resource.h"
#include "include/irq_service_interface.h"
#include "dce120_resource.h"

#include "dce112/dce112_resource.h"

#include "dce110/dce110_resource.h"
#include "../virtual/virtual_stream_encoder.h"
#include "dce120_timing_generator.h"
#include "irq/dce120/irq_service_dce120.h"
#include "dce/dce_opp.h"
#include "dce/dce_clock_source.h"
#include "dce/dce_ipp.h"
#include "dce/dce_mem_input.h"

#include "dce110/dce110_hw_sequencer.h"
#include "dce120/dce120_hw_sequencer.h"
#include "dce/dce_transform.h"
#include "clk_mgr.h"
#include "dce/dce_audio.h"
#include "dce/dce_link_encoder.h"
#include "dce/dce_stream_encoder.h"
#include "dce/dce_hwseq.h"
#include "dce/dce_abm.h"
#include "dce/dce_dmcu.h"
#include "dce/dce_aux.h"
#include "dce/dce_i2c.h"

#include "dce/dce_12_0_offset.h"
#include "dce/dce_12_0_sh_mask.h"
#include "soc15_hw_ip.h"
#include "vega10_ip_offset.h"
#include "nbio/nbio_6_1_offset.h"
#include "mmhub/mmhub_9_4_0_offset.h"
#include "mmhub/mmhub_9_4_0_sh_mask.h"
#include "reg_helper.h"

#include "dce100/dce100_resource.h"

#ifndef mmDP0_DP_DPHY_INTERNAL_CTRL
        #define mmDP0_DP_DPHY_INTERNAL_CTRL             0x210f
        #define mmDP0_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
        #define mmDP1_DP_DPHY_INTERNAL_CTRL             0x220f
        #define mmDP1_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
        #define mmDP2_DP_DPHY_INTERNAL_CTRL             0x230f
        #define mmDP2_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
        #define mmDP3_DP_DPHY_INTERNAL_CTRL             0x240f
        #define mmDP3_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
        #define mmDP4_DP_DPHY_INTERNAL_CTRL             0x250f
        #define mmDP4_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
        #define mmDP5_DP_DPHY_INTERNAL_CTRL             0x260f
        #define mmDP5_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
        #define mmDP6_DP_DPHY_INTERNAL_CTRL             0x270f
        #define mmDP6_DP_DPHY_INTERNAL_CTRL_BASE_IDX    2
#endif

enum dce120_clk_src_array_id {
        DCE120_CLK_SRC_PLL0,
        DCE120_CLK_SRC_PLL1,
        DCE120_CLK_SRC_PLL2,
        DCE120_CLK_SRC_PLL3,
        DCE120_CLK_SRC_PLL4,
        DCE120_CLK_SRC_PLL5,

        DCE120_CLK_SRC_TOTAL
};

static const struct dce110_timing_generator_offsets dce120_tg_offsets[] = {
        {
                .crtc = (mmCRTC0_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
        },
        {
                .crtc = (mmCRTC1_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
        },
        {
                .crtc = (mmCRTC2_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
        },
        {
                .crtc = (mmCRTC3_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
        },
        {
                .crtc = (mmCRTC4_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
        },
        {
                .crtc = (mmCRTC5_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
        }
};

/* begin *********************
 * macros to expend register list macro defined in HW object header file */

#define BASE_INNER(seg) \
        DCE_BASE__INST0_SEG ## seg

#define NBIO_BASE_INNER(seg) \
        NBIF_BASE__INST0_SEG ## seg

#define NBIO_BASE(seg) \
        NBIO_BASE_INNER(seg)

/* compile time expand base address. */
#define BASE(seg) \
        BASE_INNER(seg)

#define SR(reg_name)\
                .reg_name = BASE(mm ## reg_name ## _BASE_IDX) +  \
                                        mm ## reg_name

#define SRI(reg_name, block, id)\
        .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
                                        mm ## block ## id ## _ ## reg_name

/* MMHUB */
#define MMHUB_BASE_INNER(seg) \
        MMHUB_BASE__INST0_SEG ## seg

#define MMHUB_BASE(seg) \
        MMHUB_BASE_INNER(seg)

#define MMHUB_SR(reg_name)\
                .reg_name = MMHUB_BASE(mm ## reg_name ## _BASE_IDX) +  \
                                        mm ## reg_name

/* macros to expend register list macro defined in HW object header file
 * end *********************/


static const struct dce_dmcu_registers dmcu_regs = {
                DMCU_DCE110_COMMON_REG_LIST()
};

static const struct dce_dmcu_shift dmcu_shift = {
                DMCU_MASK_SH_LIST_DCE110(__SHIFT)
};

static const struct dce_dmcu_mask dmcu_mask = {
                DMCU_MASK_SH_LIST_DCE110(_MASK)
};

static const struct dce_abm_registers abm_regs = {
                ABM_DCE110_COMMON_REG_LIST()
};

static const struct dce_abm_shift abm_shift = {
                ABM_MASK_SH_LIST_DCE110(__SHIFT)
};

static const struct dce_abm_mask abm_mask = {
                ABM_MASK_SH_LIST_DCE110(_MASK)
};

#define ipp_regs(id)\
[id] = {\
                IPP_DCE110_REG_LIST_DCE_BASE(id)\
}

static const struct dce_ipp_registers ipp_regs[] = {
                ipp_regs(0),
                ipp_regs(1),
                ipp_regs(2),
                ipp_regs(3),
                ipp_regs(4),
                ipp_regs(5)
};

static const struct dce_ipp_shift ipp_shift = {
                IPP_DCE120_MASK_SH_LIST_SOC_BASE(__SHIFT)
};

static const struct dce_ipp_mask ipp_mask = {
                IPP_DCE120_MASK_SH_LIST_SOC_BASE(_MASK)
};

#define transform_regs(id)\
[id] = {\
                XFM_COMMON_REG_LIST_DCE110(id)\
}

static const struct dce_transform_registers xfm_regs[] = {
                transform_regs(0),
                transform_regs(1),
                transform_regs(2),
                transform_regs(3),
                transform_regs(4),
                transform_regs(5)
};

static const struct dce_transform_shift xfm_shift = {
                XFM_COMMON_MASK_SH_LIST_SOC_BASE(__SHIFT)
};

static const struct dce_transform_mask xfm_mask = {
                XFM_COMMON_MASK_SH_LIST_SOC_BASE(_MASK)
};

#define aux_regs(id)\
[id] = {\
        AUX_REG_LIST(id)\
}

static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = {
                aux_regs(0),
                aux_regs(1),
                aux_regs(2),
                aux_regs(3),
                aux_regs(4),
                aux_regs(5)
};

#define hpd_regs(id)\
[id] = {\
        HPD_REG_LIST(id)\
}

static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = {
                hpd_regs(0),
                hpd_regs(1),
                hpd_regs(2),
                hpd_regs(3),
                hpd_regs(4),
                hpd_regs(5)
};

#define link_regs(id)\
[id] = {\
        LE_DCE120_REG_LIST(id), \
        SRI(DP_DPHY_INTERNAL_CTRL, DP, id) \
}

static const struct dce110_link_enc_registers link_enc_regs[] = {
        link_regs(0),
        link_regs(1),
        link_regs(2),
        link_regs(3),
        link_regs(4),
        link_regs(5),
        link_regs(6),
};


#define stream_enc_regs(id)\
[id] = {\
        SE_COMMON_REG_LIST(id),\
        .TMDS_CNTL = 0,\
}

static const struct dce110_stream_enc_registers stream_enc_regs[] = {
        stream_enc_regs(0),
        stream_enc_regs(1),
        stream_enc_regs(2),
        stream_enc_regs(3),
        stream_enc_regs(4),
        stream_enc_regs(5)
};

static const struct dce_stream_encoder_shift se_shift = {
                SE_COMMON_MASK_SH_LIST_DCE120(__SHIFT)
};

static const struct dce_stream_encoder_mask se_mask = {
                SE_COMMON_MASK_SH_LIST_DCE120(_MASK)
};

#define opp_regs(id)\
[id] = {\
        OPP_DCE_120_REG_LIST(id),\
}

static const struct dce_opp_registers opp_regs[] = {
        opp_regs(0),
        opp_regs(1),
        opp_regs(2),
        opp_regs(3),
        opp_regs(4),
        opp_regs(5)
};

static const struct dce_opp_shift opp_shift = {
        OPP_COMMON_MASK_SH_LIST_DCE_120(__SHIFT)
};

static const struct dce_opp_mask opp_mask = {
        OPP_COMMON_MASK_SH_LIST_DCE_120(_MASK)
};
 #define aux_engine_regs(id)\
[id] = {\
        AUX_COMMON_REG_LIST(id), \
        .AUX_RESET_MASK = 0 \
}

static const struct dce110_aux_registers aux_engine_regs[] = {
                aux_engine_regs(0),
                aux_engine_regs(1),
                aux_engine_regs(2),
                aux_engine_regs(3),
                aux_engine_regs(4),
                aux_engine_regs(5)
};

#define audio_regs(id)\
[id] = {\
        AUD_COMMON_REG_LIST(id)\
}

static const struct dce_audio_registers audio_regs[] = {
        audio_regs(0),
        audio_regs(1),
        audio_regs(2),
        audio_regs(3),
        audio_regs(4),
        audio_regs(5)
};

#define DCE120_AUD_COMMON_MASK_SH_LIST(mask_sh)\
                SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_INDEX, AZALIA_ENDPOINT_REG_INDEX, mask_sh),\
                SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_DATA, AZALIA_ENDPOINT_REG_DATA, mask_sh),\
                AUD_COMMON_MASK_SH_LIST_BASE(mask_sh)

static const struct dce_audio_shift audio_shift = {
                DCE120_AUD_COMMON_MASK_SH_LIST(__SHIFT)
};

static const struct dce_aduio_mask audio_mask = {
                DCE120_AUD_COMMON_MASK_SH_LIST(_MASK)
};

#define clk_src_regs(index, id)\
[index] = {\
        CS_COMMON_REG_LIST_DCE_112(id),\
}

static const struct dce110_clk_src_regs clk_src_regs[] = {
        clk_src_regs(0, A),
        clk_src_regs(1, B),
        clk_src_regs(2, C),
        clk_src_regs(3, D),
        clk_src_regs(4, E),
        clk_src_regs(5, F)
};

static const struct dce110_clk_src_shift cs_shift = {
                CS_COMMON_MASK_SH_LIST_DCE_112(__SHIFT)
};

static const struct dce110_clk_src_mask cs_mask = {
                CS_COMMON_MASK_SH_LIST_DCE_112(_MASK)
};

struct output_pixel_processor *dce120_opp_create(
        struct dc_context *ctx,
        uint32_t inst)
{
        struct dce110_opp *opp =
                kzalloc(sizeof(struct dce110_opp), GFP_KERNEL);

        if (!opp)
                return NULL;

        dce110_opp_construct(opp,
                             ctx, inst, &opp_regs[inst], &opp_shift, &opp_mask);
        return &opp->base;
}
struct dce_aux *dce120_aux_engine_create(
        struct dc_context *ctx,
        uint32_t inst)
{
        struct aux_engine_dce110 *aux_engine =
                kzalloc(sizeof(struct aux_engine_dce110), GFP_KERNEL);

        if (!aux_engine)
                return NULL;

        dce110_aux_engine_construct(aux_engine, ctx, inst,
                                    SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD,
                                    &aux_engine_regs[inst]);

        return &aux_engine->base;
}
#define i2c_inst_regs(id) { I2C_HW_ENGINE_COMMON_REG_LIST(id) }

static const struct dce_i2c_registers i2c_hw_regs[] = {
                i2c_inst_regs(1),
                i2c_inst_regs(2),
                i2c_inst_regs(3),
                i2c_inst_regs(4),
                i2c_inst_regs(5),
                i2c_inst_regs(6),
};

static const struct dce_i2c_shift i2c_shifts = {
                I2C_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
};

static const struct dce_i2c_mask i2c_masks = {
                I2C_COMMON_MASK_SH_LIST_DCE110(_MASK)
};

struct dce_i2c_hw *dce120_i2c_hw_create(
        struct dc_context *ctx,
        uint32_t inst)
{
        struct dce_i2c_hw *dce_i2c_hw =
                kzalloc(sizeof(struct dce_i2c_hw), GFP_KERNEL);

        if (!dce_i2c_hw)
                return NULL;

        dce112_i2c_hw_construct(dce_i2c_hw, ctx, inst,
                                    &i2c_hw_regs[inst], &i2c_shifts, &i2c_masks);

        return dce_i2c_hw;
}
static const struct bios_registers bios_regs = {
        .BIOS_SCRATCH_3 = mmBIOS_SCRATCH_3 + NBIO_BASE(mmBIOS_SCRATCH_3_BASE_IDX),
        .BIOS_SCRATCH_6 = mmBIOS_SCRATCH_6 + NBIO_BASE(mmBIOS_SCRATCH_6_BASE_IDX)
};

static const struct resource_caps res_cap = {
                .num_timing_generator = 6,
                .num_audio = 7,
                .num_stream_encoder = 6,
                .num_pll = 6,
                .num_ddc = 6,
};

static const struct dc_plane_cap plane_cap = {
        .type = DC_PLANE_TYPE_DCE_RGB,

        .pixel_format_support = {
                        .argb8888 = true,
                        .nv12 = false,
                        .fp16 = false
        },

        .max_upscale_factor = {
                        .argb8888 = 16000,
                        .nv12 = 1,
                        .fp16 = 1
        },

        .max_downscale_factor = {
                        .argb8888 = 250,
                        .nv12 = 1,
                        .fp16 = 1
        }
};

static const struct dc_debug_options debug_defaults = {
                .disable_clock_gate = true,
};

static struct clock_source *dce120_clock_source_create(
        struct dc_context *ctx,
        struct dc_bios *bios,
        enum clock_source_id id,
        const struct dce110_clk_src_regs *regs,
        bool dp_clk_src)
{
        struct dce110_clk_src *clk_src =
                kzalloc(sizeof(*clk_src), GFP_KERNEL);

        if (!clk_src)
                return NULL;

        if (dce112_clk_src_construct(clk_src, ctx, bios, id,
                                     regs, &cs_shift, &cs_mask)) {
                clk_src->base.dp_clk_src = dp_clk_src;
                return &clk_src->base;
        }

        BREAK_TO_DEBUGGER();
        return NULL;
}

static void dce120_clock_source_destroy(struct clock_source **clk_src)
{
        kfree(TO_DCE110_CLK_SRC(*clk_src));
        *clk_src = NULL;
}


static bool dce120_hw_sequencer_create(struct dc *dc)
{
        /* All registers used by dce11.2 match those in dce11 in offset and
         * structure
         */
        dce120_hw_sequencer_construct(dc);

        /*TODO  Move to separate file and Override what is needed */

        return true;
}

static struct timing_generator *dce120_timing_generator_create(
                struct dc_context *ctx,
                uint32_t instance,
                const struct dce110_timing_generator_offsets *offsets)
{
        struct dce110_timing_generator *tg110 =
                kzalloc(sizeof(struct dce110_timing_generator), GFP_KERNEL);

        if (!tg110)
                return NULL;

        dce120_timing_generator_construct(tg110, ctx, instance, offsets);
        return &tg110->base;
}

static void dce120_transform_destroy(struct transform **xfm)
{
        kfree(TO_DCE_TRANSFORM(*xfm));
        *xfm = NULL;
}

static void destruct(struct dce110_resource_pool *pool)
{
        unsigned int i;

        for (i = 0; i < pool->base.pipe_count; i++) {
                if (pool->base.opps[i] != NULL)
                        dce110_opp_destroy(&pool->base.opps[i]);

                if (pool->base.transforms[i] != NULL)
                        dce120_transform_destroy(&pool->base.transforms[i]);

                if (pool->base.ipps[i] != NULL)
                        dce_ipp_destroy(&pool->base.ipps[i]);

                if (pool->base.mis[i] != NULL) {
                        kfree(TO_DCE_MEM_INPUT(pool->base.mis[i]));
                        pool->base.mis[i] = NULL;
                }

                if (pool->base.irqs != NULL) {
                        dal_irq_service_destroy(&pool->base.irqs);
                }

                if (pool->base.timing_generators[i] != NULL) {
                        kfree(DCE110TG_FROM_TG(pool->base.timing_generators[i]));
                        pool->base.timing_generators[i] = NULL;
                }
        }

        for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
                if (pool->base.engines[i] != NULL)
                        dce110_engine_destroy(&pool->base.engines[i]);
                if (pool->base.hw_i2cs[i] != NULL) {
                        kfree(pool->base.hw_i2cs[i]);
                        pool->base.hw_i2cs[i] = NULL;
                }
                if (pool->base.sw_i2cs[i] != NULL) {
                        kfree(pool->base.sw_i2cs[i]);
                        pool->base.sw_i2cs[i] = NULL;
                }
        }

        for (i = 0; i < pool->base.audio_count; i++) {
                if (pool->base.audios[i])
                        dce_aud_destroy(&pool->base.audios[i]);
        }

        for (i = 0; i < pool->base.stream_enc_count; i++) {
                if (pool->base.stream_enc[i] != NULL)
                        kfree(DCE110STRENC_FROM_STRENC(pool->base.stream_enc[i]));
        }

        for (i = 0; i < pool->base.clk_src_count; i++) {
                if (pool->base.clock_sources[i] != NULL)
                        dce120_clock_source_destroy(
                                &pool->base.clock_sources[i]);
        }

        if (pool->base.dp_clock_source != NULL)
                dce120_clock_source_destroy(&pool->base.dp_clock_source);

        if (pool->base.abm != NULL)
                dce_abm_destroy(&pool->base.abm);

        if (pool->base.dmcu != NULL)
                dce_dmcu_destroy(&pool->base.dmcu);
}

static void read_dce_straps(
        struct dc_context *ctx,
        struct resource_straps *straps)
{
        uint32_t reg_val = dm_read_reg_soc15(ctx, mmCC_DC_MISC_STRAPS, 0);

        straps->audio_stream_number = get_reg_field_value(reg_val,
                                                          CC_DC_MISC_STRAPS,
                                                          AUDIO_STREAM_NUMBER);
        straps->hdmi_disable = get_reg_field_value(reg_val,
                                                   CC_DC_MISC_STRAPS,
                                                   HDMI_DISABLE);

        reg_val = dm_read_reg_soc15(ctx, mmDC_PINSTRAPS, 0);
        straps->dc_pinstraps_audio = get_reg_field_value(reg_val,
                                                         DC_PINSTRAPS,
                                                         DC_PINSTRAPS_AUDIO);
}

static struct audio *create_audio(
                struct dc_context *ctx, unsigned int inst)
{
        return dce_audio_create(ctx, inst,
                        &audio_regs[inst], &audio_shift, &audio_mask);
}

static const struct encoder_feature_support link_enc_feature = {
                .max_hdmi_deep_color = COLOR_DEPTH_121212,
                .max_hdmi_pixel_clock = 600000,
                .hdmi_ycbcr420_supported = true,
                .dp_ycbcr420_supported = false,
                .flags.bits.IS_HBR2_CAPABLE = true,
                .flags.bits.IS_HBR3_CAPABLE = true,
                .flags.bits.IS_TPS3_CAPABLE = true,
                .flags.bits.IS_TPS4_CAPABLE = true,
};

static struct link_encoder *dce120_link_encoder_create(
        const struct encoder_init_data *enc_init_data)
{
        struct dce110_link_encoder *enc110 =
                kzalloc(sizeof(struct dce110_link_encoder), GFP_KERNEL);

        if (!enc110)
                return NULL;

        dce110_link_encoder_construct(enc110,
                                      enc_init_data,
                                      &link_enc_feature,
                                      &link_enc_regs[enc_init_data->transmitter],
                                      &link_enc_aux_regs[enc_init_data->channel - 1],
                                      &link_enc_hpd_regs[enc_init_data->hpd_source]);

        return &enc110->base;
}

static struct input_pixel_processor *dce120_ipp_create(
        struct dc_context *ctx, uint32_t inst)
{
        struct dce_ipp *ipp = kzalloc(sizeof(struct dce_ipp), GFP_KERNEL);

        if (!ipp) {
                BREAK_TO_DEBUGGER();
                return NULL;
        }

        dce_ipp_construct(ipp, ctx, inst,
                        &ipp_regs[inst], &ipp_shift, &ipp_mask);
        return &ipp->base;
}

static struct stream_encoder *dce120_stream_encoder_create(
        enum engine_id eng_id,
        struct dc_context *ctx)
{
        struct dce110_stream_encoder *enc110 =
                kzalloc(sizeof(struct dce110_stream_encoder), GFP_KERNEL);

        if (!enc110)
                return NULL;

        dce110_stream_encoder_construct(enc110, ctx, ctx->dc_bios, eng_id,
                                        &stream_enc_regs[eng_id],
                                        &se_shift, &se_mask);
        return &enc110->base;
}

#define SRII(reg_name, block, id)\
        .reg_name[id] = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
                                        mm ## block ## id ## _ ## reg_name

static const struct dce_hwseq_registers hwseq_reg = {
                HWSEQ_DCE120_REG_LIST()
};

static const struct dce_hwseq_shift hwseq_shift = {
                HWSEQ_DCE12_MASK_SH_LIST(__SHIFT)
};

static const struct dce_hwseq_mask hwseq_mask = {
                HWSEQ_DCE12_MASK_SH_LIST(_MASK)
};

/* HWSEQ regs for VG20 */
static const struct dce_hwseq_registers dce121_hwseq_reg = {
                HWSEQ_VG20_REG_LIST()
};

static const struct dce_hwseq_shift dce121_hwseq_shift = {
                HWSEQ_VG20_MASK_SH_LIST(__SHIFT)
};

static const struct dce_hwseq_mask dce121_hwseq_mask = {
                HWSEQ_VG20_MASK_SH_LIST(_MASK)
};

static struct dce_hwseq *dce120_hwseq_create(
        struct dc_context *ctx)
{
        struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);

        if (hws) {
                hws->ctx = ctx;
                hws->regs = &hwseq_reg;
                hws->shifts = &hwseq_shift;
                hws->masks = &hwseq_mask;
        }
        return hws;
}

static struct dce_hwseq *dce121_hwseq_create(
        struct dc_context *ctx)
{
        struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);

        if (hws) {
                hws->ctx = ctx;
                hws->regs = &dce121_hwseq_reg;
                hws->shifts = &dce121_hwseq_shift;
                hws->masks = &dce121_hwseq_mask;
        }
        return hws;
}

static const struct resource_create_funcs res_create_funcs = {
        .read_dce_straps = read_dce_straps,
        .create_audio = create_audio,
        .create_stream_encoder = dce120_stream_encoder_create,
        .create_hwseq = dce120_hwseq_create,
};

static const struct resource_create_funcs dce121_res_create_funcs = {
        .read_dce_straps = read_dce_straps,
        .create_audio = create_audio,
        .create_stream_encoder = dce120_stream_encoder_create,
        .create_hwseq = dce121_hwseq_create,
};


#define mi_inst_regs(id) { MI_DCE12_REG_LIST(id) }
static const struct dce_mem_input_registers mi_regs[] = {
                mi_inst_regs(0),
                mi_inst_regs(1),
                mi_inst_regs(2),
                mi_inst_regs(3),
                mi_inst_regs(4),
                mi_inst_regs(5),
};

static const struct dce_mem_input_shift mi_shifts = {
                MI_DCE12_MASK_SH_LIST(__SHIFT)
};

static const struct dce_mem_input_mask mi_masks = {
                MI_DCE12_MASK_SH_LIST(_MASK)
};

static struct mem_input *dce120_mem_input_create(
        struct dc_context *ctx,
        uint32_t inst)
{
        struct dce_mem_input *dce_mi = kzalloc(sizeof(struct dce_mem_input),
                                               GFP_KERNEL);

        if (!dce_mi) {
                BREAK_TO_DEBUGGER();
                return NULL;
        }

        dce120_mem_input_construct(dce_mi, ctx, inst, &mi_regs[inst], &mi_shifts, &mi_masks);
        return &dce_mi->base;
}

static struct transform *dce120_transform_create(
        struct dc_context *ctx,
        uint32_t inst)
{
        struct dce_transform *transform =
                kzalloc(sizeof(struct dce_transform), GFP_KERNEL);

        if (!transform)
                return NULL;

        dce_transform_construct(transform, ctx, inst,
                                &xfm_regs[inst], &xfm_shift, &xfm_mask);
        transform->lb_memory_size = 0x1404; /*5124*/
        return &transform->base;
}

static void dce120_destroy_resource_pool(struct resource_pool **pool)
{
        struct dce110_resource_pool *dce110_pool = TO_DCE110_RES_POOL(*pool);

        destruct(dce110_pool);
        kfree(dce110_pool);
        *pool = NULL;
}

static const struct resource_funcs dce120_res_pool_funcs = {
        .destroy = dce120_destroy_resource_pool,
        .link_enc_create = dce120_link_encoder_create,
        .validate_bandwidth = dce112_validate_bandwidth,
        .validate_plane = dce100_validate_plane,
        .add_stream_to_ctx = dce112_add_stream_to_ctx,
        .find_first_free_match_stream_enc_for_link = dce110_find_first_free_match_stream_enc_for_link
};

static void bw_calcs_data_update_from_pplib(struct dc *dc)
{
        struct dm_pp_clock_levels_with_latency eng_clks = {0};
        struct dm_pp_clock_levels_with_latency mem_clks = {0};
        struct dm_pp_wm_sets_with_clock_ranges clk_ranges = {0};
        int i;
        unsigned int clk;
        unsigned int latency;

        /*do system clock*/
        if (!dm_pp_get_clock_levels_by_type_with_latency(
                                dc->ctx,
                                DM_PP_CLOCK_TYPE_ENGINE_CLK,
                                &eng_clks) || eng_clks.num_levels == 0) {

                eng_clks.num_levels = 8;
                clk = 300000;

                for (i = 0; i < eng_clks.num_levels; i++) {
                        eng_clks.data[i].clocks_in_khz = clk;
                        clk += 100000;
                }
        }

        /* convert all the clock fro kHz to fix point mHz  TODO: wloop data */
        dc->bw_vbios->high_sclk = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels-1].clocks_in_khz, 1000);
        dc->bw_vbios->mid1_sclk  = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels/8].clocks_in_khz, 1000);
        dc->bw_vbios->mid2_sclk  = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels*2/8].clocks_in_khz, 1000);
        dc->bw_vbios->mid3_sclk  = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz, 1000);
        dc->bw_vbios->mid4_sclk  = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels*4/8].clocks_in_khz, 1000);
        dc->bw_vbios->mid5_sclk  = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels*5/8].clocks_in_khz, 1000);
        dc->bw_vbios->mid6_sclk  = bw_frc_to_fixed(
                eng_clks.data[eng_clks.num_levels*6/8].clocks_in_khz, 1000);
        dc->bw_vbios->low_sclk  = bw_frc_to_fixed(
                        eng_clks.data[0].clocks_in_khz, 1000);

        /*do memory clock*/
        if (!dm_pp_get_clock_levels_by_type_with_latency(
                        dc->ctx,
                        DM_PP_CLOCK_TYPE_MEMORY_CLK,
                        &mem_clks) || mem_clks.num_levels == 0) {

                mem_clks.num_levels = 3;
                clk = 250000;
                latency = 45;

                for (i = 0; i < eng_clks.num_levels; i++) {
                        mem_clks.data[i].clocks_in_khz = clk;
                        mem_clks.data[i].latency_in_us = latency;
                        clk += 500000;
                        latency -= 5;
                }

        }

        /* we don't need to call PPLIB for validation clock since they
         * also give us the highest sclk and highest mclk (UMA clock).
         * ALSO always convert UMA clock (from PPLIB)  to YCLK (HW formula):
         * YCLK = UMACLK*m_memoryTypeMultiplier
         */
        dc->bw_vbios->low_yclk = bw_frc_to_fixed(
                mem_clks.data[0].clocks_in_khz * MEMORY_TYPE_MULTIPLIER_CZ, 1000);
        dc->bw_vbios->mid_yclk = bw_frc_to_fixed(
                mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz * MEMORY_TYPE_MULTIPLIER_CZ,
                1000);
        dc->bw_vbios->high_yclk = bw_frc_to_fixed(
                mem_clks.data[mem_clks.num_levels-1].clocks_in_khz * MEMORY_TYPE_MULTIPLIER_CZ,
                1000);

        /* Now notify PPLib/SMU about which Watermarks sets they should select
         * depending on DPM state they are in. And update BW MGR GFX Engine and
         * Memory clock member variables for Watermarks calculations for each
         * Watermark Set
         */
        clk_ranges.num_wm_sets = 4;
        clk_ranges.wm_clk_ranges[0].wm_set_id = WM_SET_A;
        clk_ranges.wm_clk_ranges[0].wm_min_eng_clk_in_khz =
                        eng_clks.data[0].clocks_in_khz;
        clk_ranges.wm_clk_ranges[0].wm_max_eng_clk_in_khz =
                        eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz - 1;
        clk_ranges.wm_clk_ranges[0].wm_min_mem_clk_in_khz =
                        mem_clks.data[0].clocks_in_khz;
        clk_ranges.wm_clk_ranges[0].wm_max_mem_clk_in_khz =
                        mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz - 1;

        clk_ranges.wm_clk_ranges[1].wm_set_id = WM_SET_B;
        clk_ranges.wm_clk_ranges[1].wm_min_eng_clk_in_khz =
                        eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz;
        /* 5 GHz instead of data[7].clockInKHz to cover Overdrive */
        clk_ranges.wm_clk_ranges[1].wm_max_eng_clk_in_khz = 5000000;
        clk_ranges.wm_clk_ranges[1].wm_min_mem_clk_in_khz =
                        mem_clks.data[0].clocks_in_khz;
        clk_ranges.wm_clk_ranges[1].wm_max_mem_clk_in_khz =
                        mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz - 1;

        clk_ranges.wm_clk_ranges[2].wm_set_id = WM_SET_C;
        clk_ranges.wm_clk_ranges[2].wm_min_eng_clk_in_khz =
                        eng_clks.data[0].clocks_in_khz;
        clk_ranges.wm_clk_ranges[2].wm_max_eng_clk_in_khz =
                        eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz - 1;
        clk_ranges.wm_clk_ranges[2].wm_min_mem_clk_in_khz =
                        mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz;
        /* 5 GHz instead of data[2].clockInKHz to cover Overdrive */
        clk_ranges.wm_clk_ranges[2].wm_max_mem_clk_in_khz = 5000000;

        clk_ranges.wm_clk_ranges[3].wm_set_id = WM_SET_D;
        clk_ranges.wm_clk_ranges[3].wm_min_eng_clk_in_khz =
                        eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz;
        /* 5 GHz instead of data[7].clockInKHz to cover Overdrive */
        clk_ranges.wm_clk_ranges[3].wm_max_eng_clk_in_khz = 5000000;
        clk_ranges.wm_clk_ranges[3].wm_min_mem_clk_in_khz =
                        mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz;
        /* 5 GHz instead of data[2].clockInKHz to cover Overdrive */
        clk_ranges.wm_clk_ranges[3].wm_max_mem_clk_in_khz = 5000000;

        /* Notify PP Lib/SMU which Watermarks to use for which clock ranges */
        dm_pp_notify_wm_clock_changes(dc->ctx, &clk_ranges);
}

static uint32_t read_pipe_fuses(struct dc_context *ctx)
{
        uint32_t value = dm_read_reg_soc15(ctx, mmCC_DC_PIPE_DIS, 0);
        /* VG20 support max 6 pipes */
        value = value & 0x3f;
        return value;
}

static bool construct(
        uint8_t num_virtual_links,
        struct dc *dc,
        struct dce110_resource_pool *pool)
{
        unsigned int i;
        int j;
        struct dc_context *ctx = dc->ctx;
        struct irq_service_init_data irq_init_data;
        static const struct resource_create_funcs *res_funcs;
        bool is_vg20 = ASICREV_IS_VEGA20_P(ctx->asic_id.hw_internal_rev);
        uint32_t pipe_fuses;

        ctx->dc_bios->regs = &bios_regs;

        pool->base.res_cap = &res_cap;
        pool->base.funcs = &dce120_res_pool_funcs;

        /* TODO: Fill more data from GreenlandAsicCapability.cpp */
        pool->base.pipe_count = res_cap.num_timing_generator;
        pool->base.timing_generator_count = pool->base.res_cap->num_timing_generator;
        pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE;

        dc->caps.max_downscale_ratio = 200;
        dc->caps.i2c_speed_in_khz = 100;
        dc->caps.max_cursor_size = 128;

        dc->caps.dual_link_dvi = true;
        dc->caps.psp_setup_panel_mode = true;

        dc->debug = debug_defaults;

        /*************************************************
         *  Create resources                             *
         *************************************************/

        pool->base.clock_sources[DCE120_CLK_SRC_PLL0] =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL0,
                                &clk_src_regs[0], false);
        pool->base.clock_sources[DCE120_CLK_SRC_PLL1] =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL1,
                                &clk_src_regs[1], false);
        pool->base.clock_sources[DCE120_CLK_SRC_PLL2] =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL2,
                                &clk_src_regs[2], false);
        pool->base.clock_sources[DCE120_CLK_SRC_PLL3] =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL3,
                                &clk_src_regs[3], false);
        pool->base.clock_sources[DCE120_CLK_SRC_PLL4] =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL4,
                                &clk_src_regs[4], false);
        pool->base.clock_sources[DCE120_CLK_SRC_PLL5] =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL5,
                                &clk_src_regs[5], false);
        pool->base.clk_src_count = DCE120_CLK_SRC_TOTAL;

        pool->base.dp_clock_source =
                        dce120_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_ID_DP_DTO,
                                &clk_src_regs[0], true);

        for (i = 0; i < pool->base.clk_src_count; i++) {
                if (pool->base.clock_sources[i] == NULL) {
                        dm_error("DC: failed to create clock sources!\n");
                        BREAK_TO_DEBUGGER();
                        goto clk_src_create_fail;
                }
        }

        pool->base.dmcu = dce_dmcu_create(ctx,
                        &dmcu_regs,
                        &dmcu_shift,
                        &dmcu_mask);
        if (pool->base.dmcu == NULL) {
                dm_error("DC: failed to create dmcu!\n");
                BREAK_TO_DEBUGGER();
                goto res_create_fail;
        }

        pool->base.abm = dce_abm_create(ctx,
                        &abm_regs,
                        &abm_shift,
                        &abm_mask);
        if (pool->base.abm == NULL) {
                dm_error("DC: failed to create abm!\n");
                BREAK_TO_DEBUGGER();
                goto res_create_fail;
        }


        irq_init_data.ctx = dc->ctx;
        pool->base.irqs = dal_irq_service_dce120_create(&irq_init_data);
        if (!pool->base.irqs)
                goto irqs_create_fail;

        /* VG20: Pipe harvesting enabled, retrieve valid pipe fuses */
        if (is_vg20)
                pipe_fuses = read_pipe_fuses(ctx);

        /* index to valid pipe resource */
        j = 0;
        for (i = 0; i < pool->base.pipe_count; i++) {
                if (is_vg20) {
                        if ((pipe_fuses & (1 << i)) != 0) {
                                dm_error("DC: skip invalid pipe %d!\n", i);
                                continue;
                        }
                }

                pool->base.timing_generators[j] =
                                dce120_timing_generator_create(
                                        ctx,
                                        i,
                                        &dce120_tg_offsets[i]);
                if (pool->base.timing_generators[j] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error("DC: failed to create tg!\n");
                        goto controller_create_fail;
                }

                pool->base.mis[j] = dce120_mem_input_create(ctx, i);

                if (pool->base.mis[j] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error(
                                "DC: failed to create memory input!\n");
                        goto controller_create_fail;
                }

                pool->base.ipps[j] = dce120_ipp_create(ctx, i);
                if (pool->base.ipps[i] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error(
                                "DC: failed to create input pixel processor!\n");
                        goto controller_create_fail;
                }

                pool->base.transforms[j] = dce120_transform_create(ctx, i);
                if (pool->base.transforms[i] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error(
                                "DC: failed to create transform!\n");
                        goto res_create_fail;
                }

                pool->base.opps[j] = dce120_opp_create(
                        ctx,
                        i);
                if (pool->base.opps[j] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error(
                                "DC: failed to create output pixel processor!\n");
                }

                /* check next valid pipe */
                j++;
        }

        for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
                pool->base.engines[i] = dce120_aux_engine_create(ctx, i);
                if (pool->base.engines[i] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error(
                                "DC:failed to create aux engine!!\n");
                        goto res_create_fail;
                }
                pool->base.hw_i2cs[i] = dce120_i2c_hw_create(ctx, i);
                if (pool->base.hw_i2cs[i] == NULL) {
                        BREAK_TO_DEBUGGER();
                        dm_error(
                                "DC:failed to create i2c engine!!\n");
                        goto res_create_fail;
                }
                pool->base.sw_i2cs[i] = NULL;
        }

        /* valid pipe num */
        pool->base.pipe_count = j;
        pool->base.timing_generator_count = j;

        if (is_vg20)
                res_funcs = &dce121_res_create_funcs;
        else
                res_funcs = &res_create_funcs;

        if (!resource_construct(num_virtual_links, dc, &pool->base, res_funcs))
                goto res_create_fail;

        /* Create hardware sequencer */
        if (!dce120_hw_sequencer_create(dc))
                goto controller_create_fail;

        dc->caps.max_planes =  pool->base.pipe_count;

        for (i = 0; i < dc->caps.max_planes; ++i)
                dc->caps.planes[i] = plane_cap;

        bw_calcs_init(dc->bw_dceip, dc->bw_vbios, dc->ctx->asic_id);

        bw_calcs_data_update_from_pplib(dc);

        return true;

irqs_create_fail:
controller_create_fail:
clk_src_create_fail:
res_create_fail:

        destruct(pool);

        return false;
}

struct resource_pool *dce120_create_resource_pool(
        uint8_t num_virtual_links,
        struct dc *dc)
{
        struct dce110_resource_pool *pool =
                kzalloc(sizeof(struct dce110_resource_pool), GFP_KERNEL);

        if (!pool)
                return NULL;

        if (construct(num_virtual_links, dc, pool))
                return &pool->base;

        BREAK_TO_DEBUGGER();
        return NULL;
}