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/*
*
* (C) COPYRIGHT 2012-2013 ARM Limited. All rights reserved.
*
*
* Parts of this file were based on sources as follows:
*
* Copyright (c) 2006-2008 Intel Corporation
* Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
* Copyright (C) 2011 Texas Instruments
*
* 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.
*
*/
#ifndef _PL111_DRM_H_
#define _PL111_DRM_H_
#include <drm/drm_gem.h>
#include <drm/drm_simple_kms_helper.h>
#include <linux/clk-provider.h>
#define CLCD_IRQ_NEXTBASE_UPDATE BIT(2)
struct drm_minor;
struct pl111_drm_connector {
struct drm_connector connector;
struct drm_panel *panel;
};
struct pl111_drm_dev_private {
struct drm_device *drm;
struct pl111_drm_connector connector;
struct drm_simple_display_pipe pipe;
struct drm_fbdev_cma *fbdev;
void *regs;
/* The pixel clock (a reference to our clock divider off of CLCDCLK). */
struct clk *clk;
/* pl111's internal clock divider. */
struct clk_hw clk_div;
/* Lock to sync access to CLCD_TIM2 between the common clock
* subsystem and pl111_display_enable().
*/
spinlock_t tim2_lock;
};
#define to_pl111_connector(x) \
container_of(x, struct pl111_drm_connector, connector)
int pl111_display_init(struct drm_device *dev);
int pl111_enable_vblank(struct drm_device *drm, unsigned int crtc);
void pl111_disable_vblank(struct drm_device *drm, unsigned int crtc);
irqreturn_t pl111_irq(int irq, void *data);
int pl111_connector_init(struct drm_device *dev);
int pl111_encoder_init(struct drm_device *dev);
int pl111_dumb_create(struct drm_file *file_priv,
struct drm_device *dev,
struct drm_mode_create_dumb *args);
int pl111_debugfs_init(struct drm_minor *minor);
#endif /* _PL111_DRM_H_ */
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