| /* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef __SDE_VBIF_H__ |
| #define __SDE_VBIF_H__ |
| |
| #include "sde_kms.h" |
| |
| struct sde_vbif_set_ot_params { |
| u32 xin_id; |
| u32 num; |
| u32 width; |
| u32 height; |
| u32 frame_rate; |
| bool rd; |
| bool is_wfd; |
| u32 vbif_idx; |
| u32 clk_ctrl; |
| }; |
| |
| struct sde_vbif_set_memtype_params { |
| u32 xin_id; |
| u32 vbif_idx; |
| u32 clk_ctrl; |
| bool is_cacheable; |
| }; |
| |
| /** |
| * struct sde_vbif_set_qos_params - QoS remapper parameter |
| * @vbif_idx: vbif identifier |
| * @xin_id: client interface identifier |
| * @clk_ctrl: clock control identifier of the xin |
| * @num: pipe identifier (debug only) |
| * @is_rt: true if pipe is used in real-time use case |
| */ |
| struct sde_vbif_set_qos_params { |
| u32 vbif_idx; |
| u32 xin_id; |
| u32 clk_ctrl; |
| u32 num; |
| bool is_rt; |
| }; |
| |
| /** |
| * sde_vbif_set_ot_limit - set OT limit for vbif client |
| * @sde_kms: SDE handler |
| * @params: Pointer to OT configuration parameters |
| */ |
| void sde_vbif_set_ot_limit(struct sde_kms *sde_kms, |
| struct sde_vbif_set_ot_params *params); |
| |
| /** |
| * sde_vbif_set_qos_remap - set QoS priority level remap |
| * @sde_kms: SDE handler |
| * @params: Pointer to QoS configuration parameters |
| */ |
| void sde_vbif_set_qos_remap(struct sde_kms *sde_kms, |
| struct sde_vbif_set_qos_params *params); |
| |
| /** |
| * sde_vbif_clear_errors - clear any vbif errors |
| * @sde_kms: SDE handler |
| */ |
| void sde_vbif_clear_errors(struct sde_kms *sde_kms); |
| |
| /** |
| * sde_vbif_init_memtypes - initialize xin memory types for vbif |
| * @sde_kms: SDE handler |
| */ |
| void sde_vbif_init_memtypes(struct sde_kms *sde_kms); |
| |
| /** |
| * sde_vbif_halt_plane_xin - halts the xin client for the unused plane |
| * On unused plane, check if the vbif for this plane is idle or not. |
| * If not then first force_on the planes clock and then send the |
| * halt request. Wait for some time then check for the vbif idle |
| * or not again. |
| * @sde_kms: SDE handler |
| * @xin_id: xin id of the unused plane |
| * @clk_ctrl: clk ctrl type for the unused plane |
| * Returns: 0 on success, error code otherwise |
| */ |
| int sde_vbif_halt_plane_xin(struct sde_kms *sde_kms, u32 xin_id, |
| u32 clk_ctrl); |
| |
| #ifdef CONFIG_DEBUG_FS |
| int sde_debugfs_vbif_init(struct sde_kms *sde_kms, struct dentry *debugfs_root); |
| void sde_debugfs_vbif_destroy(struct sde_kms *sde_kms); |
| #else |
| static inline int sde_debugfs_vbif_init(struct sde_kms *sde_kms, |
| struct dentry *debugfs_root) |
| { |
| return 0; |
| } |
| static inline void sde_debugfs_vbif_destroy(struct sde_kms *sde_kms) |
| { |
| } |
| #endif |
| #endif /* __SDE_VBIF_H__ */ |