diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index aa4490934469..5b762d1adac2 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -378,10 +378,17 @@ int i915_gem_pread_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { + struct drm_i915_private *i915 = to_i915(dev); struct drm_i915_gem_pread *args = data; struct drm_i915_gem_object *obj; int ret; + /* PREAD is disallowed for all platforms after TGL-LP. This also + * covers all platforms with local memory. + */ + if (INTEL_GEN(i915) >= 12 && !IS_TIGERLAKE(i915)) + return -EOPNOTSUPP; + if (args->size == 0) return 0; @@ -683,10 +690,17 @@ int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { + struct drm_i915_private *i915 = to_i915(dev); struct drm_i915_gem_pwrite *args = data; struct drm_i915_gem_object *obj; int ret; + /* PWRITE is disallowed for all platforms after TGL-LP. This also + * covers all platforms with local memory. + */ + if (INTEL_GEN(i915) >= 12 && !IS_TIGERLAKE(i915)) + return -EOPNOTSUPP; + if (args->size == 0) return 0; |