43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/*
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* Copyright (C) 2015 Apple Inc. All rights reserved.
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*
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* This document is the property of Apple Inc.
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* It is considered confidential and proprietary.
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*
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* This document may not be reproduced or transmitted in any form,
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* in whole or in part, without the express written permission of
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* Apple Inc.
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*/
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#include <debug.h>
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#include <lib/env.h>
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#include <lib/paint.h>
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#include <lib/syscfg.h>
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#include <drivers/dpb.h>
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#include "dpb_v2.h"
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void dpb_init(uint32_t display_width, uint32_t display_height)
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{
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uint32_t control;
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// <rdar://problem/19520310> ELBA: ADBE::DPB: Missing enable in DPB (WA to disable DPB)
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control = rDPB_CONTROL_REG;
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control |= DPB_CTRL_TMF_BYPASS;
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control &= ~DPB_CTRL_DPB_DYNAMIC_TMF;
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control |= DPB_CTRL_TEMPORTAL_FILTER_BYPASS;
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control &= ~DPB_CTRL_DYNAMIC_BACKLIGHT;
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control &= ~DPB_CTRL_BCL_ENABLE;
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rDPB_CONTROL_REG = control;
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rDPB_ACTIVE_REGION_SIZE_REG = 0x00010001;
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// Tell the DPB double buffered registers to update immediatly.
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rDPB_UPDATE_CONTROL_REG |= (1 << 2);
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}
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void dpb_install_gamma_table(u_int32_t *red_lut, u_int32_t *green_lut, u_int32_t *blue_lut, struct syscfg_wpcl *wpcl)
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{
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// Do Nothing.. DPB is bypassed
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} |