1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (c) 2014 The Linux Foundation. All rights reserved. 4 */ 5 6 #ifndef __MDP5_CTL_H__ 7 #define __MDP5_CTL_H__ 8 9 #include "msm_drv.h" 10 11 /* 12 * CTL Manager prototypes: 13 * mdp5_ctlm_init() returns a ctlm (CTL Manager) handler, 14 * which is then used to call the other mdp5_ctlm_*(ctlm, ...) functions. 15 */ 16 struct mdp5_ctl_manager; 17 struct mdp5_ctl_manager *mdp5_ctlm_init(struct drm_device *dev, 18 void __iomem *mmio_base, struct mdp5_cfg_handler *cfg_hnd); 19 void mdp5_ctlm_hw_reset(struct mdp5_ctl_manager *ctlm); 20 21 /* 22 * CTL prototypes: 23 * mdp5_ctl_request(ctlm, ...) returns a ctl (CTL resource) handler, 24 * which is then used to call the other mdp5_ctl_*(ctl, ...) functions. 25 */ 26 struct mdp5_ctl *mdp5_ctlm_request(struct mdp5_ctl_manager *ctlm, int intf_num); 27 28 int mdp5_ctl_get_ctl_id(struct mdp5_ctl *ctl); 29 30 struct mdp5_interface; 31 struct mdp5_pipeline; 32 int mdp5_ctl_set_pipeline(struct mdp5_ctl *ctl, struct mdp5_pipeline *p); 33 int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, struct mdp5_pipeline *p, 34 bool enabled); 35 36 int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, 37 int cursor_id, bool enable); 38 39 #define MAX_PIPE_STAGE 2 40 41 /* 42 * mdp5_ctl_blend() - Blend multiple layers on a Layer Mixer (LM) 43 * 44 * @stage: array to contain the pipe num for each stage 45 * @stage_cnt: valid stage number in stage array 46 * @ctl_blend_op_flags: blender operation mode flags 47 * 48 * Note: 49 * CTL registers need to be flushed after calling this function 50 * (call mdp5_ctl_commit() with mdp_ctl_flush_mask_ctl() mask) 51 */ 52 #define MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT BIT(0) 53 int mdp5_ctl_blend(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, 54 enum mdp5_pipe stage[][MAX_PIPE_STAGE], 55 enum mdp5_pipe r_stage[][MAX_PIPE_STAGE], 56 u32 stage_cnt, u32 ctl_blend_op_flags); 57 58 /** 59 * mdp_ctl_flush_mask...() - Register FLUSH masks 60 * 61 * These masks are used to specify which block(s) need to be flushed 62 * through @flush_mask parameter in mdp5_ctl_commit(.., flush_mask). 63 */ 64 u32 mdp_ctl_flush_mask_lm(int lm); 65 u32 mdp_ctl_flush_mask_pipe(enum mdp5_pipe pipe); 66 u32 mdp_ctl_flush_mask_cursor(int cursor_id); 67 u32 mdp_ctl_flush_mask_encoder(struct mdp5_interface *intf); 68 69 /* @flush_mask: see CTL flush masks definitions below */ 70 u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline, 71 u32 flush_mask, bool start); 72 u32 mdp5_ctl_get_commit_status(struct mdp5_ctl *ctl); 73 74 75 76 #endif /* __MDP5_CTL_H__ */ 77