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Line 1709... Line 1709...
1709 
	return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
 1709 
	return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
1710 
#else
 1710 
#else
1711 
	return 0;
 1711 
	return 0;
1712 
#endif
 1712 
#endif
1713 
}
 1713 
}
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 1714 
 
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 1715 
/**
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 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
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 1717 
 * rdev: radeon device structure
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 1718 
 * bo: buffer object struct which userspace is waiting for idle
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 1719 
 *
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 1720 
 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
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 1721 
 * through ring buffer, this leads to corruption in rendering, see
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 1722 
 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
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 1723 
 * directly perform HDP flush by writing register through MMIO.
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 1724 
 */
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 1725 
void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
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 1726 
{
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 1727 
	WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
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 1728 
}