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https://github.com/torvalds/linux
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37e278c801
Since components are registered in a list, the numeric component id that specified a location in an array is not necessary. Signed-off-by: Eizan Miyamoto <eizan@chromium.org> Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2016 MediaTek Inc.
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* Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
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*/
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#ifndef __MTK_MDP_COMP_H__
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#define __MTK_MDP_COMP_H__
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/**
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* enum mtk_mdp_comp_type - the MDP component
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* @MTK_MDP_RDMA: Read DMA
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* @MTK_MDP_RSZ: Riszer
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* @MTK_MDP_WDMA: Write DMA
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* @MTK_MDP_WROT: Write DMA with rotation
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*/
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enum mtk_mdp_comp_type {
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MTK_MDP_RDMA,
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MTK_MDP_RSZ,
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MTK_MDP_WDMA,
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MTK_MDP_WROT,
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MTK_MDP_COMP_TYPE_MAX,
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};
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/**
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* struct mtk_mdp_comp - the MDP's function component data
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* @node: list node to track sibing MDP components
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* @dev_node: component device node
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* @clk: clocks required for component
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* @larb_dev: SMI device required for component
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* @type: component type
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*/
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struct mtk_mdp_comp {
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struct list_head node;
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struct device_node *dev_node;
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struct clk *clk[2];
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struct device *larb_dev;
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enum mtk_mdp_comp_type type;
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};
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int mtk_mdp_comp_init(struct device *dev, struct device_node *node,
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struct mtk_mdp_comp *comp,
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enum mtk_mdp_comp_type comp_type);
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void mtk_mdp_comp_deinit(struct device *dev, struct mtk_mdp_comp *comp);
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void mtk_mdp_comp_clock_on(struct device *dev, struct mtk_mdp_comp *comp);
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void mtk_mdp_comp_clock_off(struct device *dev, struct mtk_mdp_comp *comp);
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#endif /* __MTK_MDP_COMP_H__ */
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