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arch/arm/plat-mxc/irq-common.c 1.5 KB
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  /*
   * Copyright (C) BitBox Ltd 2010
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License
   * as published by the Free Software Foundation; either version 2
   * of the License, or (at your option) any later version.
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
   * MA  02110-1301, USA.
   */
  
  #include <linux/module.h>
  #include <linux/irq.h>
  
  #include "irq-common.h"
  
  int imx_irq_set_priority(unsigned char irq, unsigned char prio)
  {
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  	struct irq_chip_generic *gc;
  	struct mxc_extra_irq *exirq;
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  	int ret;
  
  	ret = -ENOSYS;
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  	gc = irq_get_chip_data(irq);
  	if (gc && gc->private) {
  		exirq = gc->private;
  		if (exirq->set_priority)
  			ret = exirq->set_priority(irq, prio);
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  	}
  
  	return ret;
  }
  EXPORT_SYMBOL(imx_irq_set_priority);
  
  int mxc_set_irq_fiq(unsigned int irq, unsigned int type)
  {
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  	struct irq_chip_generic *gc;
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  	struct mxc_extra_irq *exirq;
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  	int ret;
  
  	ret = -ENOSYS;
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  	gc = irq_get_chip_data(irq);
  	if (gc && gc->private) {
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  		exirq = gc->private;
  		if (exirq->set_irq_fiq)
  			ret = exirq->set_irq_fiq(irq, type);
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  	}
  
  	return ret;
  }
  EXPORT_SYMBOL(mxc_set_irq_fiq);