1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2014 The Linux Foundation. All rights reserved.
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.
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 void mdp5_ctlm_destroy(struct mdp5_ctl_manager
*ctlm
);
24 * mdp5_ctl_request(ctlm, ...) returns a ctl (CTL resource) handler,
25 * which is then used to call the other mdp5_ctl_*(ctl, ...) functions.
27 struct mdp5_ctl
*mdp5_ctlm_request(struct mdp5_ctl_manager
*ctlm
, int intf_num
);
29 int mdp5_ctl_get_ctl_id(struct mdp5_ctl
*ctl
);
31 struct mdp5_interface
;
33 int mdp5_ctl_set_pipeline(struct mdp5_ctl
*ctl
, struct mdp5_pipeline
*p
);
34 int mdp5_ctl_set_encoder_state(struct mdp5_ctl
*ctl
, struct mdp5_pipeline
*p
,
37 int mdp5_ctl_set_cursor(struct mdp5_ctl
*ctl
, struct mdp5_pipeline
*pipeline
,
38 int cursor_id
, bool enable
);
39 int mdp5_ctl_pair(struct mdp5_ctl
*ctlx
, struct mdp5_ctl
*ctly
, bool enable
);
41 #define MAX_PIPE_STAGE 2
44 * mdp5_ctl_blend() - Blend multiple layers on a Layer Mixer (LM)
46 * @stage: array to contain the pipe num for each stage
47 * @stage_cnt: valid stage number in stage array
48 * @ctl_blend_op_flags: blender operation mode flags
51 * CTL registers need to be flushed after calling this function
52 * (call mdp5_ctl_commit() with mdp_ctl_flush_mask_ctl() mask)
54 #define MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT BIT(0)
55 int mdp5_ctl_blend(struct mdp5_ctl
*ctl
, struct mdp5_pipeline
*pipeline
,
56 enum mdp5_pipe stage
[][MAX_PIPE_STAGE
],
57 enum mdp5_pipe r_stage
[][MAX_PIPE_STAGE
],
58 u32 stage_cnt
, u32 ctl_blend_op_flags
);
61 * mdp_ctl_flush_mask...() - Register FLUSH masks
63 * These masks are used to specify which block(s) need to be flushed
64 * through @flush_mask parameter in mdp5_ctl_commit(.., flush_mask).
66 u32
mdp_ctl_flush_mask_lm(int lm
);
67 u32
mdp_ctl_flush_mask_pipe(enum mdp5_pipe pipe
);
68 u32
mdp_ctl_flush_mask_cursor(int cursor_id
);
69 u32
mdp_ctl_flush_mask_encoder(struct mdp5_interface
*intf
);
71 /* @flush_mask: see CTL flush masks definitions below */
72 u32
mdp5_ctl_commit(struct mdp5_ctl
*ctl
, struct mdp5_pipeline
*pipeline
,
73 u32 flush_mask
, bool start
);
74 u32
mdp5_ctl_get_commit_status(struct mdp5_ctl
*ctl
);
78 #endif /* __MDP5_CTL_H__ */