diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-07-02 17:36:22 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-07-02 20:46:08 +0100 |
| commit | cb2baf42dcec630acc15f9ff2f8c09c8b70b03da (patch) | |
| tree | b4f373cc685b8f6634efad3fa0cd5cf4c8d0ce2e | |
| parent | 7801f3b792b0fd171b02f2cb974e758295e68e0f (diff) | |
drm/i915/gem: Only revoke the GGTT mmappings on aperture detiling changes
Only a GGTT mmapping will use the aperture detiling registers, so on a
tiling change for an object, we only need to revoke those mmappings and
not the CPU mmappings (which are always linear irrespective of the tiling).
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200702163623.6402-1-chris@chris-wilson.co.uk
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_mman.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_mman.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_tiling.c | 2 |
3 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c index fe27c5b344e3..7c2650cfb070 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -448,7 +448,7 @@ void __i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj) * mapping will then trigger a page fault on the next user access, allowing * fixup by vm_fault_gtt(). */ -static void i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj) +void i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj) { struct drm_i915_private *i915 = to_i915(obj->base.dev); intel_wakeref_t wakeref; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.h b/drivers/gpu/drm/i915/gem/i915_gem_mman.h index 862e01b7cb69..7c5ccdf59359 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.h @@ -24,8 +24,11 @@ int i915_gem_dumb_mmap_offset(struct drm_file *file_priv, struct drm_device *dev, u32 handle, u64 *offset); -void __i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj); void i915_gem_object_release_mmap(struct drm_i915_gem_object *obj); + +void __i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj); +void i915_gem_object_release_mmap_gtt(struct drm_i915_gem_object *obj); + void i915_gem_object_release_mmap_offset(struct drm_i915_gem_object *obj); #endif diff --git a/drivers/gpu/drm/i915/gem/i915_gem_tiling.c b/drivers/gpu/drm/i915/gem/i915_gem_tiling.c index 0158e49bf9bb..ff72ee2fd9cd 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_tiling.c @@ -299,7 +299,7 @@ i915_gem_object_set_tiling(struct drm_i915_gem_object *obj, i915_gem_object_unlock(obj); /* Force the fence to be reacquired for GTT access */ - i915_gem_object_release_mmap(obj); + i915_gem_object_release_mmap_gtt(obj); /* Try to preallocate memory required to save swizzling on put-pages */ if (i915_gem_object_needs_bit17_swizzle(obj)) { |