/* * 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 <linux/slab.h> #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,	bool use_vsc_sdp_for_colorimetry,	uint32_t enable_sdp_splitting) {} 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_throttled_vcp_size(	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 void virtual_stream_encoder_reset_hdmi_stream_attribute(		struct stream_encoder *enc){} static void virtual_enc_dp_set_odm_combine(	struct stream_encoder *enc,	bool odm_combine){} static void virtual_dig_connect_to_otg(		struct stream_encoder *enc,		int tg_inst){} static void virtual_setup_stereo_sync(			struct stream_encoder *enc,			int tg_inst,			bool enable){} static void virtual_stream_encoder_set_dsc_pps_info_packet(		struct stream_encoder *enc,		bool enable,		uint8_t *dsc_packed_pps){} static const struct stream_encoder_funcs virtual_str_enc_funcs = {	.dp_set_odm_combine =		virtual_enc_dp_set_odm_combine,	.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_throttled_vcp_size =		virtual_stream_encoder_set_throttled_vcp_size,	.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,	.hdmi_reset_stream_attribute = virtual_stream_encoder_reset_hdmi_stream_attribute,	.dig_connect_to_otg = virtual_dig_connect_to_otg,	.setup_stereo_sync = virtual_setup_stereo_sync,	.dp_set_dsc_pps_info_packet = virtual_stream_encoder_set_dsc_pps_info_packet,}; 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;}