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119f517362
This patch adds an initial DRM driver for the Mediatek MT8173 DISP subsystem. It currently supports two fixed output streams from the OVL0/OVL1 sources to the DSI0/DPI0 sinks, respectively. Signed-off-by: CK Hu <ck.hu@mediatek.com> Signed-off-by: YT Shen <yt.shen@mediatek.com> Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com> Signed-off-by: Mao Huang <littlecvr@chromium.org> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/*
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* Copyright (c) 2015 MediaTek Inc.
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* Author: CK Hu <ck.hu@mediatek.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _MTK_DRM_PLANE_H_
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#define _MTK_DRM_PLANE_H_
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#include <drm/drm_crtc.h>
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#include <linux/types.h>
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struct mtk_drm_plane {
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struct drm_plane base;
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unsigned int idx;
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};
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struct mtk_plane_pending_state {
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bool config;
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bool enable;
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dma_addr_t addr;
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unsigned int pitch;
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unsigned int format;
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unsigned int x;
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unsigned int y;
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unsigned int width;
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unsigned int height;
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bool dirty;
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};
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struct mtk_plane_state {
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struct drm_plane_state base;
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struct mtk_plane_pending_state pending;
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};
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static inline struct mtk_drm_plane *to_mtk_plane(struct drm_plane *plane)
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{
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return container_of(plane, struct mtk_drm_plane, base);
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}
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static inline struct mtk_plane_state *
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to_mtk_plane_state(struct drm_plane_state *state)
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{
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return container_of(state, struct mtk_plane_state, base);
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}
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int mtk_plane_init(struct drm_device *dev, struct mtk_drm_plane *mtk_plane,
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unsigned long possible_crtcs, enum drm_plane_type type,
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unsigned int zpos);
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#endif
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