208 lines
6.0 KiB
C
208 lines
6.0 KiB
C
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/*
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* Copyright 2020 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: AMD
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*
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*/
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#include "dc_bios_types.h"
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#include "hw_shared.h"
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#include "dcn30_afmt.h"
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#include "reg_helper.h"
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#define DC_LOGGER \
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afmt3->base.ctx->logger
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#define REG(reg)\
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(afmt3->regs->reg)
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#undef FN
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#define FN(reg_name, field_name) \
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afmt3->afmt_shift->field_name, afmt3->afmt_mask->field_name
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#define CTX \
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afmt3->base.ctx
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static void afmt3_setup_hdmi_audio(
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struct afmt *afmt)
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{
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struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
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/* AFMT_AUDIO_PACKET_CONTROL */
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REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
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/* AFMT_AUDIO_PACKET_CONTROL2 */
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REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
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AFMT_AUDIO_LAYOUT_OVRD, 0,
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AFMT_60958_OSF_OVRD, 0);
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/* AFMT_60958_0__AFMT_60958_CS_CHANNEL_NUMBER_L_MASK &
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* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK
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*/
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REG_UPDATE_2(AFMT_60958_0,
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AFMT_60958_CS_CHANNEL_NUMBER_L, 1,
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AFMT_60958_CS_CLOCK_ACCURACY, 0);
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/* AFMT_60958_1 AFMT_60958_CS_CHALNNEL_NUMBER_R */
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REG_UPDATE(AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
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/* AFMT_60958_2 now keep this settings until
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* Programming guide comes out
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*/
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REG_UPDATE_6(AFMT_60958_2,
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AFMT_60958_CS_CHANNEL_NUMBER_2, 3,
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AFMT_60958_CS_CHANNEL_NUMBER_3, 4,
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AFMT_60958_CS_CHANNEL_NUMBER_4, 5,
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AFMT_60958_CS_CHANNEL_NUMBER_5, 6,
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AFMT_60958_CS_CHANNEL_NUMBER_6, 7,
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AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
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}
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static union audio_cea_channels speakers_to_channels(
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struct audio_speaker_flags speaker_flags)
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{
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union audio_cea_channels cea_channels = {0};
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/* these are one to one */
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cea_channels.channels.FL = speaker_flags.FL_FR;
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cea_channels.channels.FR = speaker_flags.FL_FR;
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cea_channels.channels.LFE = speaker_flags.LFE;
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cea_channels.channels.FC = speaker_flags.FC;
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/* if Rear Left and Right exist move RC speaker to channel 7
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* otherwise to channel 5
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*/
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if (speaker_flags.RL_RR) {
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cea_channels.channels.RL_RC = speaker_flags.RL_RR;
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cea_channels.channels.RR = speaker_flags.RL_RR;
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cea_channels.channels.RC_RLC_FLC = speaker_flags.RC;
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} else {
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cea_channels.channels.RL_RC = speaker_flags.RC;
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}
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/* FRONT Left Right Center and REAR Left Right Center are exclusive */
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if (speaker_flags.FLC_FRC) {
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cea_channels.channels.RC_RLC_FLC = speaker_flags.FLC_FRC;
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cea_channels.channels.RRC_FRC = speaker_flags.FLC_FRC;
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} else {
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cea_channels.channels.RC_RLC_FLC = speaker_flags.RLC_RRC;
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cea_channels.channels.RRC_FRC = speaker_flags.RLC_RRC;
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}
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return cea_channels;
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}
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static void afmt3_se_audio_setup(
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struct afmt *afmt,
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unsigned int az_inst,
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struct audio_info *audio_info)
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{
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struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
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uint32_t speakers = 0;
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uint32_t channels = 0;
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ASSERT(audio_info);
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/* This should not happen.it does so we don't get BSOD*/
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if (audio_info == NULL)
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return;
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speakers = audio_info->flags.info.ALLSPEAKERS;
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channels = speakers_to_channels(audio_info->flags.speaker_flags).all;
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/* setup the audio stream source select (audio -> dig mapping) */
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REG_SET(AFMT_AUDIO_SRC_CONTROL, 0, AFMT_AUDIO_SRC_SELECT, az_inst);
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/* Channel allocation */
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REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, channels);
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/* Disable forced mem power off */
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REG_UPDATE(AFMT_MEM_PWR, AFMT_MEM_PWR_FORCE, 0);
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}
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static void afmt3_audio_mute_control(
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struct afmt *afmt,
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bool mute)
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{
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struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
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/* enable/disable transmission of audio packets */
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REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, !mute);
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}
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static void afmt3_audio_info_immediate_update(
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struct afmt *afmt)
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{
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struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
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/* update double-buffered AUDIO_INFO registers immediately */
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REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
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}
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static void afmt3_setup_dp_audio(
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struct afmt *afmt)
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{
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struct dcn30_afmt *afmt3 = DCN30_AFMT_FROM_AFMT(afmt);
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/* AFMT_AUDIO_PACKET_CONTROL */
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REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
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/* AFMT_AUDIO_PACKET_CONTROL2 */
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/* Program the ATP and AIP next */
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REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
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AFMT_AUDIO_LAYOUT_OVRD, 0,
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AFMT_60958_OSF_OVRD, 0);
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/* AFMT_INFOFRAME_CONTROL0 */
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REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
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/* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */
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REG_UPDATE(AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, 0);
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}
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static struct afmt_funcs dcn30_afmt_funcs = {
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.setup_hdmi_audio = afmt3_setup_hdmi_audio,
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.se_audio_setup = afmt3_se_audio_setup,
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.audio_mute_control = afmt3_audio_mute_control,
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.audio_info_immediate_update = afmt3_audio_info_immediate_update,
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.setup_dp_audio = afmt3_setup_dp_audio,
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};
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void afmt3_construct(struct dcn30_afmt *afmt3,
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struct dc_context *ctx,
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uint32_t inst,
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const struct dcn30_afmt_registers *afmt_regs,
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const struct dcn30_afmt_shift *afmt_shift,
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const struct dcn30_afmt_mask *afmt_mask)
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{
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afmt3->base.ctx = ctx;
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afmt3->base.inst = inst;
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afmt3->base.funcs = &dcn30_afmt_funcs;
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afmt3->regs = afmt_regs;
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afmt3->afmt_shift = afmt_shift;
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afmt3->afmt_mask = afmt_mask;
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}
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