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/*
* (C) COPYRIGHT 2016 ARM Limited. All rights reserved.
* Author: Liviu Dudau <Liviu.Dudau@arm.com>
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation, and any use by you of this program is subject to the terms
* of such GNU licence.
*
* ARM Mali DP500/DP550/DP650 KMS/DRM driver structures
*/
#ifndef __MALIDP_DRV_H__
#define __MALIDP_DRV_H__
#include <drm/drm_writeback.h>
#include <drm/drm_encoder.h>
#include <linux/mutex.h>
#include <linux/wait.h>
#include <linux/spinlock.h>
#include <drm/drmP.h>
#include "malidp_hw.h"
#define MALIDP_CONFIG_VALID_INIT 0
#define MALIDP_CONFIG_VALID_DONE 1
#define MALIDP_CONFIG_START 0xd0
struct malidp_error_stats {
s32 num_errors;
u32 last_error_status;
s64 last_error_vblank;
};
struct malidp_drm {
struct malidp_hw_device *dev;
struct drm_crtc crtc;
struct drm_writeback_connector mw_connector;
wait_queue_head_t wq;
struct drm_pending_vblank_event *event;
atomic_t config_valid;
u32 core_id;
#ifdef CONFIG_DEBUG_FS
struct malidp_error_stats de_errors;
struct malidp_error_stats se_errors;
/* Protects errors stats */
spinlock_t errors_lock;
#endif
};
#define crtc_to_malidp_device(x) container_of(x, struct malidp_drm, crtc)
struct malidp_plane {
struct drm_plane base;
struct malidp_hw_device *hwdev;
const struct malidp_layer *layer;
};
struct malidp_plane_state {
struct drm_plane_state base;
/* size of the required rotation memory if plane is rotated */
u32 rotmem_size;
/* internal format ID */
u8 format;
u8 n_planes;
};
#define to_malidp_plane(x) container_of(x, struct malidp_plane, base)
#define to_malidp_plane_state(x) container_of(x, struct malidp_plane_state, base)
struct malidp_crtc_state {
struct drm_crtc_state base;
u32 gamma_coeffs[MALIDP_COEFFTAB_NUM_COEFFS];
u32 coloradj_coeffs[MALIDP_COLORADJ_NUM_COEFFS];
struct malidp_se_config scaler_config;
/* Bitfield of all the planes that have requested a scaled output. */
u8 scaled_planes_mask;
};
#define to_malidp_crtc_state(x) container_of(x, struct malidp_crtc_state, base)
int malidp_de_planes_init(struct drm_device *drm);
int malidp_crtc_init(struct drm_device *drm);
#ifdef CONFIG_DEBUG_FS
void malidp_error(struct malidp_drm *malidp,
struct malidp_error_stats *error_stats, u32 status,
u64 vblank);
#endif
/* often used combination of rotational bits */
#define MALIDP_ROTATED_MASK (DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270)
#endif /* __MALIDP_DRV_H__ */
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