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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2015 MediaTek Inc.
*/
#ifndef MTK_DRM_DDP_COMP_H
#define MTK_DRM_DDP_COMP_H
#include <linux/io.h>
#include <linux/soc/mediatek/mtk-mmsys.h>
struct device;
struct device_node;
struct drm_crtc;
struct drm_device;
struct mtk_plane_state;
struct drm_crtc_state;
enum mtk_ddp_comp_type {
MTK_DISP_OVL,
MTK_DISP_OVL_2L,
MTK_DISP_RDMA,
MTK_DISP_WDMA,
MTK_DISP_COLOR,
MTK_DISP_CCORR,
MTK_DISP_DITHER,
MTK_DISP_AAL,
MTK_DISP_GAMMA,
MTK_DISP_UFOE,
MTK_DSI,
MTK_DPI,
MTK_DISP_PWM,
MTK_DISP_MUTEX,
MTK_DISP_OD,
MTK_DISP_BLS,
MTK_DDP_COMP_TYPE_MAX,
};
struct mtk_ddp_comp;
struct cmdq_pkt;
struct mtk_ddp_comp_funcs {
void (*config)(struct mtk_ddp_comp *comp, unsigned int w,
unsigned int h, unsigned int vrefresh,
unsigned int bpc, struct cmdq_pkt *cmdq_pkt);
void (*start)(struct mtk_ddp_comp *comp);
void (*stop)(struct mtk_ddp_comp *comp);
void (*enable_vblank)(struct mtk_ddp_comp *comp, struct drm_crtc *crtc);
void (*disable_vblank)(struct mtk_ddp_comp *comp);
unsigned int (*supported_rotations)(struct mtk_ddp_comp *comp);
unsigned int (*layer_nr)(struct mtk_ddp_comp *comp);
int (*layer_check)(struct mtk_ddp_comp *comp,
unsigned int idx,
struct mtk_plane_state *state);
void (*layer_config)(struct mtk_ddp_comp *comp, unsigned int idx,
struct mtk_plane_state *state,
struct cmdq_pkt *cmdq_pkt);
void (*gamma_set)(struct mtk_ddp_comp *comp,
struct drm_crtc_state *state);
void (*bgclr_in_on)(struct mtk_ddp_comp *comp);
void (*bgclr_in_off)(struct mtk_ddp_comp *comp);
void (*ctm_set)(struct mtk_ddp_comp *comp,
struct drm_crtc_state *state);
};
struct mtk_ddp_comp {
struct clk *clk;
void __iomem *regs;
int irq;
struct device *larb_dev;
enum mtk_ddp_comp_id id;
const struct mtk_ddp_comp_funcs *funcs;
resource_size_t regs_pa;
u8 subsys;
};
static inline void mtk_ddp_comp_config(struct mtk_ddp_comp *comp,
unsigned int w, unsigned int h,
unsigned int vrefresh, unsigned int bpc,
struct cmdq_pkt *cmdq_pkt)
{
if (comp->funcs && comp->funcs->config)
comp->funcs->config(comp, w, h, vrefresh, bpc, cmdq_pkt);
}
static inline void mtk_ddp_comp_start(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->start)
comp->funcs->start(comp);
}
static inline void mtk_ddp_comp_stop(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->stop)
comp->funcs->stop(comp);
}
static inline void mtk_ddp_comp_enable_vblank(struct mtk_ddp_comp *comp,
struct drm_crtc *crtc)
{
if (comp->funcs && comp->funcs->enable_vblank)
comp->funcs->enable_vblank(comp, crtc);
}
static inline void mtk_ddp_comp_disable_vblank(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->disable_vblank)
comp->funcs->disable_vblank(comp);
}
static inline
unsigned int mtk_ddp_comp_supported_rotations(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->supported_rotations)
return comp->funcs->supported_rotations(comp);
return 0;
}
static inline unsigned int mtk_ddp_comp_layer_nr(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->layer_nr)
return comp->funcs->layer_nr(comp);
return 0;
}
static inline int mtk_ddp_comp_layer_check(struct mtk_ddp_comp *comp,
unsigned int idx,
struct mtk_plane_state *state)
{
if (comp->funcs && comp->funcs->layer_check)
return comp->funcs->layer_check(comp, idx, state);
return 0;
}
static inline void mtk_ddp_comp_layer_config(struct mtk_ddp_comp *comp,
unsigned int idx,
struct mtk_plane_state *state,
struct cmdq_pkt *cmdq_pkt)
{
if (comp->funcs && comp->funcs->layer_config)
comp->funcs->layer_config(comp, idx, state, cmdq_pkt);
}
static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp,
struct drm_crtc_state *state)
{
if (comp->funcs && comp->funcs->gamma_set)
comp->funcs->gamma_set(comp, state);
}
static inline void mtk_ddp_comp_bgclr_in_on(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->bgclr_in_on)
comp->funcs->bgclr_in_on(comp);
}
static inline void mtk_ddp_comp_bgclr_in_off(struct mtk_ddp_comp *comp)
{
if (comp->funcs && comp->funcs->bgclr_in_off)
comp->funcs->bgclr_in_off(comp);
}
static inline void mtk_ddp_ctm_set(struct mtk_ddp_comp *comp,
struct drm_crtc_state *state)
{
if (comp->funcs && comp->funcs->ctm_set)
comp->funcs->ctm_set(comp, state);
}
int mtk_ddp_comp_get_id(struct device_node *node,
enum mtk_ddp_comp_type comp_type);
unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
struct mtk_ddp_comp ddp_comp);
int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node,
struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id,
const struct mtk_ddp_comp_funcs *funcs);
int mtk_ddp_comp_register(struct drm_device *drm, struct mtk_ddp_comp *comp);
void mtk_ddp_comp_unregister(struct drm_device *drm, struct mtk_ddp_comp *comp);
void mtk_dither_set(struct mtk_ddp_comp *comp, unsigned int bpc,
unsigned int CFG, struct cmdq_pkt *cmdq_pkt);
enum mtk_ddp_comp_type mtk_ddp_comp_get_type(enum mtk_ddp_comp_id comp_id);
void mtk_ddp_write(struct cmdq_pkt *cmdq_pkt, unsigned int value,
struct mtk_ddp_comp *comp, unsigned int offset);
void mtk_ddp_write_relaxed(struct cmdq_pkt *cmdq_pkt, unsigned int value,
struct mtk_ddp_comp *comp, unsigned int offset);
void mtk_ddp_write_mask(struct cmdq_pkt *cmdq_pkt, unsigned int value,
struct mtk_ddp_comp *comp, unsigned int offset,
unsigned int mask);
#endif /* MTK_DRM_DDP_COMP_H */
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