| /* Copyright (c) 2015-2017, 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_HW_LM_H |
| #define _SDE_HW_LM_H |
| |
| #include "sde_hw_mdss.h" |
| #include "sde_hw_util.h" |
| |
| struct sde_hw_mixer; |
| |
| struct sde_hw_mixer_cfg { |
| u32 out_width; |
| u32 out_height; |
| bool right_mixer; |
| int flags; |
| }; |
| |
| struct sde_hw_color3_cfg { |
| u8 keep_fg[SDE_STAGE_MAX]; |
| }; |
| |
| /** |
| * |
| * struct sde_hw_lm_ops : Interface to the mixer Hw driver functions |
| * Assumption is these functions will be called after clocks are enabled |
| */ |
| struct sde_hw_lm_ops { |
| /* |
| * Sets up mixer output width and height |
| * and border color if enabled |
| */ |
| void (*setup_mixer_out)(struct sde_hw_mixer *ctx, |
| struct sde_hw_mixer_cfg *cfg); |
| |
| /* |
| * Alpha blending configuration |
| * for the specified stage |
| */ |
| void (*setup_blend_config)(struct sde_hw_mixer *ctx, uint32_t stage, |
| uint32_t fg_alpha, uint32_t bg_alpha, uint32_t blend_op); |
| |
| /* |
| * Alpha color component selection from either fg or bg |
| */ |
| void (*setup_alpha_out)(struct sde_hw_mixer *ctx, uint32_t mixer_op); |
| |
| /** |
| * setup_border_color : enable/disable border color |
| */ |
| void (*setup_border_color)(struct sde_hw_mixer *ctx, |
| struct sde_mdss_color *color, |
| u8 border_en); |
| /** |
| * setup_gc : enable/disable gamma correction feature |
| */ |
| void (*setup_gc)(struct sde_hw_mixer *mixer, |
| void *cfg); |
| |
| }; |
| |
| struct sde_hw_mixer { |
| /* base */ |
| struct sde_hw_blk_reg_map hw; |
| |
| /* lm */ |
| enum sde_lm idx; |
| const struct sde_lm_cfg *cap; |
| const struct sde_mdp_cfg *mdp; |
| const struct sde_ctl_cfg *ctl; |
| |
| /* ops */ |
| struct sde_hw_lm_ops ops; |
| }; |
| |
| /** |
| * sde_hw_lm_init(): Initializes the mixer hw driver object. |
| * should be called once before accessing every mixer. |
| * @idx: mixer index for which driver object is required |
| * @addr: mapped register io address of MDP |
| * @m : pointer to mdss catalog data |
| */ |
| struct sde_hw_mixer *sde_hw_lm_init(enum sde_lm idx, |
| void __iomem *addr, |
| struct sde_mdss_cfg *m); |
| |
| /** |
| * sde_hw_lm_destroy(): Destroys layer mixer driver context |
| * @lm: Pointer to LM driver context |
| */ |
| void sde_hw_lm_destroy(struct sde_hw_mixer *lm); |
| |
| #endif /*_SDE_HW_LM_H */ |