diff options
| author | Rob Clark <robdclark@gmail.com> | 2014-12-16 18:05:31 -0500 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-12-17 20:23:25 +0100 |
| commit | 22b8b13b6f436ffbb6e540f5f8039b1084a72794 (patch) | |
| tree | aaef2aa15dad4b80f27a5a2e41d1f0d984347b80 | |
| parent | b17cd757a3f61e4519b70b4673f0467ec0153a10 (diff) | |
| download | talos-obmc-linux-22b8b13b6f436ffbb6e540f5f8039b1084a72794.tar.gz talos-obmc-linux-22b8b13b6f436ffbb6e540f5f8039b1084a72794.zip | |
drm: get rid of direct property value access
For atomic drivers, we won't use the values array but instead shunt
things off to obj->atomic_get_property(). So to simplify things make
all read/write of properties values go through the accessors.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 19 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 3 |
2 files changed, 18 insertions, 4 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 2780a088051e..481bb2598b62 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -2106,12 +2106,17 @@ int drm_mode_getconnector(struct drm_device *dev, void *data, prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); for (i = 0; i < connector->properties.count; i++) { struct drm_property *prop = connector->properties.properties[i]; + uint64_t val; + + ret = drm_object_property_get_value(&connector->base, prop, &val); + if (ret) + goto out; + if (put_user(prop->base.id, prop_ptr + copied)) { ret = -EFAULT; goto out; } - if (put_user(connector->properties.values[i], - prop_values + copied)) { + if (put_user(val, prop_values + copied)) { ret = -EFAULT; goto out; } @@ -4413,12 +4418,18 @@ int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, (arg->prop_values_ptr); for (i = 0; i < props_count; i++) { struct drm_property *prop = obj->properties->properties[i]; + uint64_t val; + + ret = drm_object_property_get_value(obj, prop, &val); + if (ret) + goto out; + if (put_user(prop->base.id, props_ptr + copied)) { ret = -EFAULT; goto out; } - if (put_user(obj->properties->values[i], - prop_values_ptr + copied)) { + + if (put_user(val, prop_values_ptr + copied)) { ret = -EFAULT; goto out; } diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 265f90afcac4..f7c0b7bb9d5f 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -70,6 +70,9 @@ struct drm_object_properties { * dangling property pointers: */ struct drm_property *properties[DRM_OBJECT_MAX_PROPERTY]; + /* do not read/write values directly, but use drm_object_property_get_value() + * and drm_object_property_set_value(): + */ uint64_t values[DRM_OBJECT_MAX_PROPERTY]; }; |
