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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
* Copyright (C) 2013 Red Hat
* Author: Rob Clark <robdclark@gmail.com>
*/
#ifndef _DPU_PLANE_H_
#define _DPU_PLANE_H_
#include <drm/drm_crtc.h>
#include "dpu_kms.h"
#include "dpu_hw_mdss.h"
#include "dpu_hw_sspp.h"
/**
* struct dpu_plane_state: Define dpu extension of drm plane state object
* @base: base drm plane state object
* @aspace: pointer to address space for input/output buffers
* @stage: assigned by crtc blender
* @needs_qos_remap: qos remap settings need to be updated
* @multirect_index: index of the rectangle of SSPP
* @multirect_mode: parallel or time multiplex multirect mode
* @pending: whether the current update is still pending
* @plane_fetch_bw: calculated BW per plane
* @plane_clk: calculated clk per plane
* @needs_dirtyfb: whether attached CRTC needs pixel data explicitly flushed
* @rotation: simplified drm rotation hint
*/
struct dpu_plane_state {
struct drm_plane_state base;
struct msm_gem_address_space *aspace;
enum dpu_stage stage;
bool needs_qos_remap;
uint32_t multirect_index;
uint32_t multirect_mode;
bool pending;
u64 plane_fetch_bw;
u64 plane_clk;
bool needs_dirtyfb;
unsigned int rotation;
};
/**
* struct dpu_multirect_plane_states: Defines multirect pair of drm plane states
* @r0: drm plane configured on rect 0
* @r1: drm plane configured on rect 1
*/
struct dpu_multirect_plane_states {
const struct drm_plane_state *r0;
const struct drm_plane_state *r1;
};
#define to_dpu_plane_state(x) \
container_of(x, struct dpu_plane_state, base)
/**
* dpu_plane_pipe - return sspp identifier for the given plane
* @plane: Pointer to DRM plane object
* Returns: sspp identifier of the given plane
*/
enum dpu_sspp dpu_plane_pipe(struct drm_plane *plane);
/**
* dpu_plane_flush - final plane operations before commit flush
* @plane: Pointer to drm plane structure
*/
void dpu_plane_flush(struct drm_plane *plane);
/**
* dpu_plane_set_error: enable/disable error condition
* @plane: pointer to drm_plane structure
*/
void dpu_plane_set_error(struct drm_plane *plane, bool error);
/**
* dpu_plane_init - create new dpu plane for the given pipe
* @dev: Pointer to DRM device
* @pipe: dpu hardware pipe identifier
* @type: Plane type - PRIMARY/OVERLAY/CURSOR
* @possible_crtcs: bitmask of crtc that can be attached to the given pipe
*
*/
struct drm_plane *dpu_plane_init(struct drm_device *dev,
uint32_t pipe, enum drm_plane_type type,
unsigned long possible_crtcs);
/**
* dpu_plane_validate_multirecti_v2 - validate the multirect planes
* against hw limitations
* @plane: drm plate states of the multirect pair
*/
int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane);
/**
* dpu_plane_clear_multirect - clear multirect bits for the given pipe
* @drm_state: Pointer to DRM plane state
*/
void dpu_plane_clear_multirect(const struct drm_plane_state *drm_state);
/**
* dpu_plane_color_fill - enables color fill on plane
* @plane: Pointer to DRM plane object
* @color: RGB fill color value, [23..16] Blue, [15..8] Green, [7..0] Red
* @alpha: 8-bit fill alpha value, 255 selects 100% alpha
* Returns: 0 on success
*/
int dpu_plane_color_fill(struct drm_plane *plane,
uint32_t color, uint32_t alpha);
#ifdef CONFIG_DEBUG_FS
void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable);
#else
static inline void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable) {}
#endif
#endif /* _DPU_PLANE_H_ */
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