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