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| author | Dave Airlie <airlied@redhat.com> | 2014-08-26 03:05:14 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2014-08-26 03:05:14 +0400 |
| commit | 484048db6b4890bc433aac7f5e32fdcf1b2b4786 (patch) | |
| tree | c6be2f9cbe71d6732975c987e1c814c0298b0b65 /drivers/gpu/drm/radeon/radeon.h | |
| parent | d5a0f2e7be20d29c5a23fdbc65c1f8307690413c (diff) | |
| parent | bd645e4314b95b21146aa6ff893d783de20c4e60 (diff) | |
| download | linux-484048db6b4890bc433aac7f5e32fdcf1b2b4786.tar.xz | |
Merge branch 'drm-next-3.18' of git://people.freedesktop.org/~agd5f/linux into drm-next
radeon userptr support.
* 'drm-next-3.18' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon: allow userptr write access under certain conditions
drm/radeon: add userptr flag to register MMU notifier v3
drm/radeon: add userptr flag to directly validate the BO to GTT
drm/radeon: add userptr flag to limit it to anonymous memory v2
drm/radeon: add userptr support v8
Conflicts:
drivers/gpu/drm/radeon/radeon_prime.c
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index b281886f6f51..b321ad4dcafd 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -65,6 +65,7 @@ #include <linux/list.h> #include <linux/kref.h> #include <linux/interval_tree.h> +#include <linux/hashtable.h> #include <ttm/ttm_bo_api.h> #include <ttm/ttm_bo_driver.h> @@ -488,6 +489,9 @@ struct radeon_bo { struct ttm_bo_kmap_obj dma_buf_vmap; pid_t pid; + + struct radeon_mn *mn; + struct interval_tree_node mn_it; }; #define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, gem_base) @@ -1728,6 +1732,11 @@ void radeon_test_ring_sync(struct radeon_device *rdev, struct radeon_ring *cpB); void radeon_test_syncing(struct radeon_device *rdev); +/* + * MMU Notifier + */ +int radeon_mn_register(struct radeon_bo *bo, unsigned long addr); +void radeon_mn_unregister(struct radeon_bo *bo); /* * Debugfs @@ -2141,6 +2150,8 @@ int radeon_gem_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); int radeon_gem_create_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); +int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); int radeon_gem_pin_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data, @@ -2373,6 +2384,9 @@ struct radeon_device { /* tracking pinned memory */ u64 vram_pin_size; u64 gart_pin_size; + + struct mutex mn_lock; + DECLARE_HASHTABLE(mn_hash, 7); }; bool radeon_is_px(struct drm_device *dev); @@ -2874,6 +2888,10 @@ extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enabl extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable); extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain); extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo); +extern int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr, + uint32_t flags); +extern bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm); +extern bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm); extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base); extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc); extern int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon); |