| /* 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/pm_runtime.h> |
| #include <linux/soc/mediatek/mtk-cmdq.h> |
| #include <linux/soc/mediatek/mtk-mmsys.h> |
| #include <linux/soc/mediatek/mtk-mutex.h> |
| |
| #include <drm/drm_modes.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_AAL, |
| MTK_DISP_BLS, |
| MTK_DISP_CCORR, |
| MTK_DISP_COLOR, |
| MTK_DISP_DITHER, |
| MTK_DISP_DSC, |
| MTK_DISP_GAMMA, |
| MTK_DISP_MERGE, |
| MTK_DISP_MUTEX, |
| MTK_DISP_OD, |
| MTK_DISP_OVL, |
| MTK_DISP_OVL_2L, |
| MTK_DISP_OVL_ADAPTOR, |
| MTK_DISP_POSTMASK, |
| MTK_DISP_PWM, |
| MTK_DISP_RDMA, |
| MTK_DISP_UFOE, |
| MTK_DISP_WDMA, |
| MTK_DPI, |
| MTK_DP_INTF, |
| MTK_DSI, |
| MTK_DDP_COMP_TYPE_MAX, |
| }; |
| |
| struct mtk_ddp_comp; |
| struct cmdq_pkt; |
| struct mtk_ddp_comp_funcs { |
| int (*power_on)(struct device *dev); |
| void (*power_off)(struct device *dev); |
| int (*clk_enable)(struct device *dev); |
| void (*clk_disable)(struct device *dev); |
| void (*config)(struct device *dev, unsigned int w, |
| unsigned int h, unsigned int vrefresh, |
| unsigned int bpc, struct cmdq_pkt *cmdq_pkt); |
| void (*start)(struct device *dev); |
| void (*stop)(struct device *dev); |
| void (*register_vblank_cb)(struct device *dev, |
| void (*vblank_cb)(void *), |
| void *vblank_cb_data); |
| void (*unregister_vblank_cb)(struct device *dev); |
| void (*enable_vblank)(struct device *dev); |
| void (*disable_vblank)(struct device *dev); |
| unsigned int (*supported_rotations)(struct device *dev); |
| unsigned int (*layer_nr)(struct device *dev); |
| int (*layer_check)(struct device *dev, |
| unsigned int idx, |
| struct mtk_plane_state *state); |
| void (*layer_config)(struct device *dev, unsigned int idx, |
| struct mtk_plane_state *state, |
| struct cmdq_pkt *cmdq_pkt); |
| unsigned int (*gamma_get_lut_size)(struct device *dev); |
| void (*gamma_set)(struct device *dev, |
| struct drm_crtc_state *state); |
| void (*bgclr_in_on)(struct device *dev); |
| void (*bgclr_in_off)(struct device *dev); |
| void (*ctm_set)(struct device *dev, |
| struct drm_crtc_state *state); |
| struct device * (*dma_dev_get)(struct device *dev); |
| const u32 *(*get_formats)(struct device *dev); |
| size_t (*get_num_formats)(struct device *dev); |
| void (*connect)(struct device *dev, struct device *mmsys_dev, unsigned int next); |
| void (*disconnect)(struct device *dev, struct device *mmsys_dev, unsigned int next); |
| void (*add)(struct device *dev, struct mtk_mutex *mutex); |
| void (*remove)(struct device *dev, struct mtk_mutex *mutex); |
| unsigned int (*encoder_index)(struct device *dev); |
| enum drm_mode_status (*mode_valid)(struct device *dev, const struct drm_display_mode *mode); |
| }; |
| |
| struct mtk_ddp_comp { |
| struct device *dev; |
| int irq; |
| unsigned int id; |
| int encoder_index; |
| const struct mtk_ddp_comp_funcs *funcs; |
| }; |
| |
| static inline int mtk_ddp_comp_power_on(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->power_on) |
| return comp->funcs->power_on(comp->dev); |
| else |
| return pm_runtime_resume_and_get(comp->dev); |
| return 0; |
| } |
| |
| static inline void mtk_ddp_comp_power_off(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->power_off) |
| comp->funcs->power_off(comp->dev); |
| else |
| pm_runtime_put(comp->dev); |
| } |
| |
| static inline int mtk_ddp_comp_clk_enable(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->clk_enable) |
| return comp->funcs->clk_enable(comp->dev); |
| |
| return 0; |
| } |
| |
| static inline void mtk_ddp_comp_clk_disable(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->clk_disable) |
| comp->funcs->clk_disable(comp->dev); |
| } |
| |
| static inline |
| enum drm_mode_status mtk_ddp_comp_mode_valid(struct mtk_ddp_comp *comp, |
| const struct drm_display_mode *mode) |
| { |
| if (comp && comp->funcs && comp->funcs->mode_valid) |
| return comp->funcs->mode_valid(comp->dev, mode); |
| return MODE_OK; |
| } |
| |
| 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->dev, 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->dev); |
| } |
| |
| static inline void mtk_ddp_comp_stop(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->stop) |
| comp->funcs->stop(comp->dev); |
| } |
| |
| static inline void mtk_ddp_comp_register_vblank_cb(struct mtk_ddp_comp *comp, |
| void (*vblank_cb)(void *), |
| void *vblank_cb_data) |
| { |
| if (comp->funcs && comp->funcs->register_vblank_cb) |
| comp->funcs->register_vblank_cb(comp->dev, vblank_cb, |
| vblank_cb_data); |
| } |
| |
| static inline void mtk_ddp_comp_unregister_vblank_cb(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->unregister_vblank_cb) |
| comp->funcs->unregister_vblank_cb(comp->dev); |
| } |
| |
| static inline void mtk_ddp_comp_enable_vblank(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->enable_vblank) |
| comp->funcs->enable_vblank(comp->dev); |
| } |
| |
| 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->dev); |
| } |
| |
| 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->dev); |
| |
| 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->dev); |
| |
| 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->dev, 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->dev, idx, state, cmdq_pkt); |
| } |
| |
| static inline unsigned int mtk_ddp_gamma_get_lut_size(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->gamma_get_lut_size) |
| return comp->funcs->gamma_get_lut_size(comp->dev); |
| |
| return 0; |
| } |
| |
| 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->dev, 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->dev); |
| } |
| |
| 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->dev); |
| } |
| |
| 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->dev, state); |
| } |
| |
| static inline struct device *mtk_ddp_comp_dma_dev_get(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->dma_dev_get) |
| return comp->funcs->dma_dev_get(comp->dev); |
| return comp->dev; |
| } |
| |
| static inline |
| const u32 *mtk_ddp_comp_get_formats(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->get_formats) |
| return comp->funcs->get_formats(comp->dev); |
| |
| return NULL; |
| } |
| |
| static inline |
| size_t mtk_ddp_comp_get_num_formats(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->get_num_formats) |
| return comp->funcs->get_num_formats(comp->dev); |
| |
| return 0; |
| } |
| |
| static inline bool mtk_ddp_comp_add(struct mtk_ddp_comp *comp, struct mtk_mutex *mutex) |
| { |
| if (comp->funcs && comp->funcs->add) { |
| comp->funcs->add(comp->dev, mutex); |
| return true; |
| } |
| return false; |
| } |
| |
| static inline bool mtk_ddp_comp_remove(struct mtk_ddp_comp *comp, struct mtk_mutex *mutex) |
| { |
| if (comp->funcs && comp->funcs->remove) { |
| comp->funcs->remove(comp->dev, mutex); |
| return true; |
| } |
| return false; |
| } |
| |
| static inline bool mtk_ddp_comp_connect(struct mtk_ddp_comp *comp, struct device *mmsys_dev, |
| unsigned int next) |
| { |
| if (comp->funcs && comp->funcs->connect) { |
| comp->funcs->connect(comp->dev, mmsys_dev, next); |
| return true; |
| } |
| return false; |
| } |
| |
| static inline bool mtk_ddp_comp_disconnect(struct mtk_ddp_comp *comp, struct device *mmsys_dev, |
| unsigned int next) |
| { |
| if (comp->funcs && comp->funcs->disconnect) { |
| comp->funcs->disconnect(comp->dev, mmsys_dev, next); |
| return true; |
| } |
| return false; |
| } |
| |
| static inline void mtk_ddp_comp_encoder_index_set(struct mtk_ddp_comp *comp) |
| { |
| if (comp->funcs && comp->funcs->encoder_index) |
| comp->encoder_index = (int)comp->funcs->encoder_index(comp->dev); |
| } |
| |
| 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 device *dev); |
| int mtk_ddp_comp_init(struct device_node *comp_node, struct mtk_ddp_comp *comp, |
| unsigned int comp_id); |
| enum mtk_ddp_comp_type mtk_ddp_comp_get_type(unsigned int comp_id); |
| void mtk_ddp_write(struct cmdq_pkt *cmdq_pkt, unsigned int value, |
| struct cmdq_client_reg *cmdq_reg, void __iomem *regs, |
| unsigned int offset); |
| void mtk_ddp_write_relaxed(struct cmdq_pkt *cmdq_pkt, unsigned int value, |
| struct cmdq_client_reg *cmdq_reg, void __iomem *regs, |
| unsigned int offset); |
| void mtk_ddp_write_mask(struct cmdq_pkt *cmdq_pkt, unsigned int value, |
| struct cmdq_client_reg *cmdq_reg, void __iomem *regs, |
| unsigned int offset, unsigned int mask); |
| #endif /* MTK_DRM_DDP_COMP_H */ |