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/*
 * Copyright © 2007 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 * Authors:
 *    Eric Anholt <eric@anholt.net>
 *
 */

#include "drmtest.h"

int main(int argc, char **argv)
{
	int fd;

	fd = drm_open_any();
	close(fd);
	return 0;
}
ass="hl com"> * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Authors: * Keith Whitwell <keith@tungstengraphics.com> * Eric Anholt <anholt@FreeBSD.org> */ #include "r128.h" #include "drmP.h" #include "drm.h" #include "r128_drm.h" #include "r128_drv.h" irqreturn_t r128_irq_handler( DRM_IRQ_ARGS ) { drm_device_t *dev = (drm_device_t *) arg; drm_r128_private_t *dev_priv = (drm_r128_private_t *)dev->dev_private; int status; status = R128_READ( R128_GEN_INT_STATUS ); /* VBLANK interrupt */ if ( status & R128_CRTC_VBLANK_INT ) { R128_WRITE( R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK ); atomic_inc(&dev->vbl_received); DRM_WAKEUP(&dev->vbl_queue); DRM(vbl_send_signals)( dev ); return IRQ_HANDLED; } return IRQ_NONE; } int DRM(vblank_wait)(drm_device_t *dev, unsigned int *sequence) { unsigned int cur_vblank; int ret = 0; /* Assume that the user has missed the current sequence number * by about a day rather than she wants to wait for years * using vertical blanks... */ DRM_WAIT_ON( ret, dev->vbl_queue, 3*DRM_HZ, ( ( ( cur_vblank = atomic_read(&dev->vbl_received ) ) - *sequence ) <= (1<<23) ) ); *sequence = cur_vblank; return ret; } void r128_driver_irq_preinstall( drm_device_t *dev ) { drm_r128_private_t *dev_priv = (drm_r128_private_t *)dev->dev_private; /* Disable *all* interrupts */ R128_WRITE( R128_GEN_INT_CNTL, 0 ); /* Clear vblank bit if it's already high */ R128_WRITE( R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK ); } void r128_driver_irq_postinstall( drm_device_t *dev ) { drm_r128_private_t *dev_priv = (drm_r128_private_t *)dev->dev_private; /* Turn on VBL interrupt */ R128_WRITE( R128_GEN_INT_CNTL, R128_CRTC_VBLANK_INT_EN ); } void r128_driver_irq_uninstall( drm_device_t *dev ) { drm_r128_private_t *dev_priv = (drm_r128_private_t *)dev->dev_private; if (!dev_priv) return; /* Disable *all* interrupts */ R128_WRITE( R128_GEN_INT_CNTL, 0 ); }