60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
/* Copyright (c) 2008-2009, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include <linux/mm.h>
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#include <linux/fb.h>
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#include <linux/init.h>
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#include <linux/ioport.h>
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#include <linux/device.h>
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#include <linux/dma-mapping.h>
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#include "msm_fb.h"
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#include "mddihost.h"
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#include "mddihosti.h"
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#include <linux/clk.h>
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#include <mach/clk.h>
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extern struct semaphore mddi_host_mutex;
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static boolean mddi_host_ext_powered = FALSE;
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void mddi_host_start_ext_display(void)
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{
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down(&mddi_host_mutex);
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if (!mddi_host_ext_powered) {
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mddi_host_init(MDDI_HOST_EXT);
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mddi_host_ext_powered = TRUE;
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}
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up(&mddi_host_mutex);
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}
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void mddi_host_stop_ext_display(void)
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{
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down(&mddi_host_mutex);
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if (mddi_host_ext_powered) {
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mddi_host_powerdown(MDDI_HOST_EXT);
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mddi_host_ext_powered = FALSE;
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}
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up(&mddi_host_mutex);
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}
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