diff options
| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2020-08-19 16:08:45 +0200 |
|---|---|---|
| committer | Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2020-09-07 14:29:44 +0300 |
| commit | 80f0b679d6f0683f23cf98a511af3e44dd509472 (patch) | |
| tree | e61fd5140ff01e7a8db0c3104d1cd8a9932234aa /drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | |
| parent | 8ae275c288d3629cd7a2d0191c09f9c9edcec4c0 (diff) | |
| download | linux-80f0b679d6f0683f23cf98a511af3e44dd509472.tar.gz linux-80f0b679d6f0683f23cf98a511af3e44dd509472.tar.bz2 linux-80f0b679d6f0683f23cf98a511af3e44dd509472.zip | |
drm/i915: Add an implementation for i915_gem_ww_ctx locking, v2.
i915_gem_ww_ctx is used to lock all gem bo's for pinning and memory
eviction. We don't use it yet, but lets start adding the definition
first.
To use it, we have to pass a non-NULL ww to gem_object_lock, and don't
unlock directly. It is done in i915_gem_ww_ctx_fini.
Changes since v1:
- Change ww_ctx and obj order in locking functions (Jonas Lahtinen)
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200819140904.1708856-6-maarten.lankhorst@linux.intel.com
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c index 2679380159fc..27fddc22a7c6 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c @@ -128,7 +128,7 @@ static int i915_gem_begin_cpu_access(struct dma_buf *dma_buf, enum dma_data_dire if (err) return err; - err = i915_gem_object_lock_interruptible(obj); + err = i915_gem_object_lock_interruptible(obj, NULL); if (err) goto out; @@ -149,7 +149,7 @@ static int i915_gem_end_cpu_access(struct dma_buf *dma_buf, enum dma_data_direct if (err) return err; - err = i915_gem_object_lock_interruptible(obj); + err = i915_gem_object_lock_interruptible(obj, NULL); if (err) goto out; |