27 lines
862 B
C
27 lines
862 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved
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*
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* Helper methods for MSM-specific DSC calculations that are common between timing engine,
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* DSI, and DP.
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*/
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#ifndef MSM_DSC_HELPER_H_
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#define MSM_DSC_HELPER_H_
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#include <linux/math.h>
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#include <drm/display/drm_dsc_helper.h>
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/**
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* msm_dsc_get_bytes_per_line() - calculate bytes per line
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* @dsc: Pointer to drm dsc config struct
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* Returns: Integer value representing bytes per line. DSI and DP need
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* to perform further calculations to turn this into pclk_per_intf,
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* such as dividing by different values depending on if widebus is enabled.
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*/
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static inline u32 msm_dsc_get_bytes_per_line(const struct drm_dsc_config *dsc)
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{
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return dsc->slice_count * dsc->slice_chunk_size;
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}
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#endif /* MSM_DSC_HELPER_H_ */
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