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drm/radeon: Only create additional ring debugfs files on Cayman or newer.

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Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=46274

Tested with a Cayman card in a Llano system: The additional files are created
and working for the Cayman card but not created for the CPU's built-in GPU.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Michel Dänzer 2012-02-21 17:39:15 +01:00 committed by Dave Airlie
parent bb757a7e25
commit f0d14daa69
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/radeon/radeon_ring.c
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@ -500,8 +500,11 @@ static char radeon_debugfs_ib_names[RADEON_IB_POOL_SIZE][32];
int radeon_debugfs_ring_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
ARRAY_SIZE(radeon_debugfs_ring_info_list));
if (rdev->family >= CHIP_CAYMAN)
return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
ARRAY_SIZE(radeon_debugfs_ring_info_list));
else
return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list, 1);
#else
return 0;
#endif