disp/dpu1/dpu_hw_merge3d.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
0003  */
0004
0005 #ifndef _DPU_HW_MERGE3D_H
0006 #define _DPU_HW_MERGE3D_H
0007
0008 #include "dpu_hw_catalog.h"
0009 #include "dpu_hw_mdss.h"
0010 #include "dpu_hw_util.h"
0011
0012 struct dpu_hw_merge_3d;
0013
0014 /**
0015  *
0016  * struct dpu_hw_merge_3d_ops : Interface to the merge_3d Hw driver functions
0017  *  Assumption is these functions will be called after clocks are enabled
0018  *  @setup_3d_mode : enable 3D merge
0019  */
0020 struct dpu_hw_merge_3d_ops {
0021     void (*setup_3d_mode)(struct dpu_hw_merge_3d *merge_3d,
0022             enum dpu_3d_blend_mode mode_3d);
0023
0024 };
0025
0026 struct dpu_hw_merge_3d {
0027     struct dpu_hw_blk base;
0028     struct dpu_hw_blk_reg_map hw;
0029
0030     /* merge_3d */
0031     enum dpu_merge_3d idx;
0032     const struct dpu_merge_3d_cfg *caps;
0033
0034     /* ops */
0035     struct dpu_hw_merge_3d_ops ops;
0036 };
0037
0038 /**
0039  * to_dpu_hw_merge_3d - convert base object dpu_hw_base to container
0040  * @hw: Pointer to base hardware block
0041  * return: Pointer to hardware block container
0042  */
0043 static inline struct dpu_hw_merge_3d *to_dpu_hw_merge_3d(struct dpu_hw_blk *hw)
0044 {
0045     return container_of(hw, struct dpu_hw_merge_3d, base);
0046 }
0047
0048 /**
0049  * dpu_hw_merge_3d_init - initializes the merge_3d driver for the passed
0050  *  merge_3d idx.
0051  * @idx:  Pingpong index for which driver object is required
0052  * @addr: Mapped register io address of MDP
0053  * @m:    Pointer to mdss catalog data
0054  * Returns: Error code or allocated dpu_hw_merge_3d context
0055  */
0056 struct dpu_hw_merge_3d *dpu_hw_merge_3d_init(enum dpu_merge_3d idx,
0057         void __iomem *addr,
0058         const struct dpu_mdss_cfg *m);
0059
0060 /**
0061  * dpu_hw_merge_3d_destroy - destroys merge_3d driver context
0062  *  should be called to free the context
0063  * @pp:   Pointer to PP driver context returned by dpu_hw_merge_3d_init
0064  */
0065 void dpu_hw_merge_3d_destroy(struct dpu_hw_merge_3d *pp);
0066
0067 #endif /*_DPU_HW_MERGE3D_H */