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| author | Alex Deucher <alexander.deucher@amd.com> | 2014-07-30 11:49:56 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-08-05 08:53:51 -0400 |
| commit | 0aea5e4aa299c465afafc77883ea2c19475036b1 (patch) | |
| tree | 43afd9cf7bc0f0bd284f3e0089d4c546b9512fd7 /drivers/gpu/drm/radeon/radeon.h | |
| parent | c265f24d5ca3bf2877e857b93b0246098767e6a9 (diff) | |
| download | op-kernel-dev-0aea5e4aa299c465afafc77883ea2c19475036b1.zip op-kernel-dev-0aea5e4aa299c465afafc77883ea2c19475036b1.tar.gz | |
drm/radeon: use an intervall tree to manage the VMA v2
Scales much better than scanning the address range linearly.
v2: store pfn instead of address
Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 31dda41..56fc7d2 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -64,6 +64,7 @@ #include <linux/wait.h> #include <linux/list.h> #include <linux/kref.h> +#include <linux/interval_tree.h> #include <ttm/ttm_bo_api.h> #include <ttm/ttm_bo_driver.h> @@ -447,14 +448,12 @@ struct radeon_mman { struct radeon_bo_va { /* protected by bo being reserved */ struct list_head bo_list; - uint64_t soffset; - uint64_t eoffset; uint32_t flags; uint64_t addr; unsigned ref_count; /* protected by vm mutex */ - struct list_head vm_list; + struct interval_tree_node it; struct list_head vm_status; /* constant after initialization */ @@ -877,7 +876,7 @@ struct radeon_vm_pt { }; struct radeon_vm { - struct list_head va; + struct rb_root va; unsigned id; /* BOs moved, but not yet updated in the PT */ |
