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ff1395609e
Some ddp component exist in both display path and other path, so sub driver should not directly call DRM driver's function. Moving mtk_ddp_comp_init() from sub driver to DRM driver to achieve this. Signed-off-by: CK Hu <ck.hu@mediatek.com> Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
205 lines
5.7 KiB
C
205 lines
5.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015 MediaTek Inc.
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*/
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#ifndef MTK_DRM_DDP_COMP_H
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#define MTK_DRM_DDP_COMP_H
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#include <linux/io.h>
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#include <linux/soc/mediatek/mtk-cmdq.h>
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#include <linux/soc/mediatek/mtk-mmsys.h>
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struct device;
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struct device_node;
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struct drm_crtc;
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struct drm_device;
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struct mtk_plane_state;
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struct drm_crtc_state;
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enum mtk_ddp_comp_type {
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MTK_DISP_OVL,
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MTK_DISP_OVL_2L,
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MTK_DISP_RDMA,
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MTK_DISP_WDMA,
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MTK_DISP_COLOR,
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MTK_DISP_CCORR,
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MTK_DISP_DITHER,
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MTK_DISP_AAL,
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MTK_DISP_GAMMA,
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MTK_DISP_UFOE,
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MTK_DSI,
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MTK_DPI,
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MTK_DISP_PWM,
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MTK_DISP_MUTEX,
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MTK_DISP_OD,
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MTK_DISP_BLS,
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MTK_DDP_COMP_TYPE_MAX,
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};
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struct mtk_ddp_comp;
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struct cmdq_pkt;
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struct mtk_ddp_comp_funcs {
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int (*clk_enable)(struct device *dev);
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void (*clk_disable)(struct device *dev);
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void (*config)(struct device *dev, unsigned int w,
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unsigned int h, unsigned int vrefresh,
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unsigned int bpc, struct cmdq_pkt *cmdq_pkt);
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void (*start)(struct device *dev);
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void (*stop)(struct device *dev);
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void (*enable_vblank)(struct device *dev,
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void (*vblank_cb)(void *),
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void *vblank_cb_data);
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void (*disable_vblank)(struct device *dev);
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unsigned int (*supported_rotations)(struct device *dev);
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unsigned int (*layer_nr)(struct device *dev);
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int (*layer_check)(struct device *dev,
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unsigned int idx,
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struct mtk_plane_state *state);
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void (*layer_config)(struct device *dev, unsigned int idx,
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struct mtk_plane_state *state,
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struct cmdq_pkt *cmdq_pkt);
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void (*gamma_set)(struct device *dev,
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struct drm_crtc_state *state);
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void (*bgclr_in_on)(struct device *dev);
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void (*bgclr_in_off)(struct device *dev);
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void (*ctm_set)(struct device *dev,
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struct drm_crtc_state *state);
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};
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struct mtk_ddp_comp {
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struct device *dev;
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int irq;
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struct device *larb_dev;
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enum mtk_ddp_comp_id id;
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const struct mtk_ddp_comp_funcs *funcs;
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};
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static inline int mtk_ddp_comp_clk_enable(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->clk_enable)
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return comp->funcs->clk_enable(comp->dev);
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return 0;
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}
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static inline void mtk_ddp_comp_clk_disable(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->clk_disable)
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comp->funcs->clk_disable(comp->dev);
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}
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static inline void mtk_ddp_comp_config(struct mtk_ddp_comp *comp,
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unsigned int w, unsigned int h,
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unsigned int vrefresh, unsigned int bpc,
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struct cmdq_pkt *cmdq_pkt)
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{
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if (comp->funcs && comp->funcs->config)
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comp->funcs->config(comp->dev, w, h, vrefresh, bpc, cmdq_pkt);
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}
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static inline void mtk_ddp_comp_start(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->start)
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comp->funcs->start(comp->dev);
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}
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static inline void mtk_ddp_comp_stop(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->stop)
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comp->funcs->stop(comp->dev);
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}
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static inline void mtk_ddp_comp_enable_vblank(struct mtk_ddp_comp *comp,
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void (*vblank_cb)(void *),
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void *vblank_cb_data)
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{
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if (comp->funcs && comp->funcs->enable_vblank)
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comp->funcs->enable_vblank(comp->dev, vblank_cb, vblank_cb_data);
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}
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static inline void mtk_ddp_comp_disable_vblank(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->disable_vblank)
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comp->funcs->disable_vblank(comp->dev);
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}
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static inline
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unsigned int mtk_ddp_comp_supported_rotations(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->supported_rotations)
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return comp->funcs->supported_rotations(comp->dev);
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return 0;
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}
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static inline unsigned int mtk_ddp_comp_layer_nr(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->layer_nr)
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return comp->funcs->layer_nr(comp->dev);
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return 0;
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}
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static inline int mtk_ddp_comp_layer_check(struct mtk_ddp_comp *comp,
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unsigned int idx,
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struct mtk_plane_state *state)
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{
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if (comp->funcs && comp->funcs->layer_check)
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return comp->funcs->layer_check(comp->dev, idx, state);
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return 0;
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}
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static inline void mtk_ddp_comp_layer_config(struct mtk_ddp_comp *comp,
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unsigned int idx,
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struct mtk_plane_state *state,
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struct cmdq_pkt *cmdq_pkt)
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{
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if (comp->funcs && comp->funcs->layer_config)
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comp->funcs->layer_config(comp->dev, idx, state, cmdq_pkt);
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}
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static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp,
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struct drm_crtc_state *state)
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{
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if (comp->funcs && comp->funcs->gamma_set)
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comp->funcs->gamma_set(comp->dev, state);
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}
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static inline void mtk_ddp_comp_bgclr_in_on(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->bgclr_in_on)
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comp->funcs->bgclr_in_on(comp->dev);
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}
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static inline void mtk_ddp_comp_bgclr_in_off(struct mtk_ddp_comp *comp)
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{
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if (comp->funcs && comp->funcs->bgclr_in_off)
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comp->funcs->bgclr_in_off(comp->dev);
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}
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static inline void mtk_ddp_ctm_set(struct mtk_ddp_comp *comp,
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struct drm_crtc_state *state)
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{
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if (comp->funcs && comp->funcs->ctm_set)
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comp->funcs->ctm_set(comp->dev, state);
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}
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int mtk_ddp_comp_get_id(struct device_node *node,
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enum mtk_ddp_comp_type comp_type);
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unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
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struct device *dev);
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int mtk_ddp_comp_init(struct device_node *comp_node, struct mtk_ddp_comp *comp,
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enum mtk_ddp_comp_id comp_id);
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enum mtk_ddp_comp_type mtk_ddp_comp_get_type(enum mtk_ddp_comp_id comp_id);
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void mtk_ddp_write(struct cmdq_pkt *cmdq_pkt, unsigned int value,
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struct cmdq_client_reg *cmdq_reg, void __iomem *regs,
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unsigned int offset);
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void mtk_ddp_write_relaxed(struct cmdq_pkt *cmdq_pkt, unsigned int value,
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struct cmdq_client_reg *cmdq_reg, void __iomem *regs,
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unsigned int offset);
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void mtk_ddp_write_mask(struct cmdq_pkt *cmdq_pkt, unsigned int value,
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struct cmdq_client_reg *cmdq_reg, void __iomem *regs,
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unsigned int offset, unsigned int mask);
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#endif /* MTK_DRM_DDP_COMP_H */
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