/*
 * Copyright 2012-15 Advanced Micro Devices, Inc.
 *
 * 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 "dm_services.h"
#include "virtual_stream_encoder.h"

static void virtual_stream_encoder_dp_set_stream_attribute(
        struct stream_encoder *enc,
        struct dc_crtc_timing *crtc_timing,
        enum dc_color_space output_color_space) {}

static void virtual_stream_encoder_hdmi_set_stream_attribute(
        struct stream_encoder *enc,
        struct dc_crtc_timing *crtc_timing,
        int actual_pix_clk_khz,
        bool enable_audio) {}

static void virtual_stream_encoder_dvi_set_stream_attribute(
        struct stream_encoder *enc,
        struct dc_crtc_timing *crtc_timing,
        bool is_dual_link) {}

static void virtual_stream_encoder_set_mst_bandwidth(
        struct stream_encoder *enc,
        struct fixed31_32 avg_time_slots_per_mtp) {}

static void virtual_stream_encoder_update_hdmi_info_packets(
        struct stream_encoder *enc,
        const struct encoder_info_frame *info_frame) {}

static void virtual_stream_encoder_stop_hdmi_info_packets(
        struct stream_encoder *enc) {}

static void virtual_stream_encoder_set_avmute(
        struct stream_encoder *enc,
        bool enable) {}
static void virtual_stream_encoder_update_dp_info_packets(
        struct stream_encoder *enc,
        const struct encoder_info_frame *info_frame) {}

static void virtual_stream_encoder_stop_dp_info_packets(
        struct stream_encoder *enc) {}

static void virtual_stream_encoder_dp_blank(
        struct stream_encoder *enc) {}

static void virtual_stream_encoder_dp_unblank(
        struct stream_encoder *enc,
        const struct encoder_unblank_param *param) {}

static void virtual_audio_mute_control(
        struct stream_encoder *enc,
        bool mute) {}

static const struct stream_encoder_funcs virtual_str_enc_funcs = {
        .dp_set_stream_attribute =
                virtual_stream_encoder_dp_set_stream_attribute,
        .hdmi_set_stream_attribute =
                virtual_stream_encoder_hdmi_set_stream_attribute,
        .dvi_set_stream_attribute =
                virtual_stream_encoder_dvi_set_stream_attribute,
        .set_mst_bandwidth =
                virtual_stream_encoder_set_mst_bandwidth,
        .update_hdmi_info_packets =
                virtual_stream_encoder_update_hdmi_info_packets,
        .stop_hdmi_info_packets =
                virtual_stream_encoder_stop_hdmi_info_packets,
        .update_dp_info_packets =
                virtual_stream_encoder_update_dp_info_packets,
        .stop_dp_info_packets =
                virtual_stream_encoder_stop_dp_info_packets,
        .dp_blank =
                virtual_stream_encoder_dp_blank,
        .dp_unblank =
                virtual_stream_encoder_dp_unblank,

        .audio_mute_control = virtual_audio_mute_control,
        .set_avmute = virtual_stream_encoder_set_avmute,
};

bool virtual_stream_encoder_construct(
        struct stream_encoder *enc,
        struct dc_context *ctx,
        struct dc_bios *bp)
{
        if (!enc)
                return false;
        if (!bp)
                return false;

        enc->funcs = &virtual_str_enc_funcs;
        enc->ctx = ctx;
        enc->id = ENGINE_ID_VIRTUAL;
        enc->bp = bp;

        return true;
}

struct stream_encoder *virtual_stream_encoder_create(
        struct dc_context *ctx, struct dc_bios *bp)
{
        struct stream_encoder *enc = kzalloc(sizeof(*enc), GFP_KERNEL);

        if (!enc)
                return NULL;

        if (virtual_stream_encoder_construct(enc, ctx, bp))
                return enc;

        BREAK_TO_DEBUGGER();
        kfree(enc);
        return NULL;
}