.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = noop_llseek,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = noop_llseek,
.unlocked_ioctl = drm_ioctl,
.mmap = ast_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.read = drm_read,
};
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.unlocked_ioctl = drm_ioctl,
.mmap = cirrus_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
};
static struct drm_driver driver = {
.driver_features = DRIVER_MODESET | DRIVER_GEM,
* Drivers must define the file operations structure that forms the DRM
* userspace API entry point, even though most of those operations are
* implemented in the DRM core. The mandatory functions are drm_open(),
- * drm_read(), drm_ioctl() and drm_compat_ioctl if CONFIG_COMPAT is enabled.
- * Drivers which implement private ioctls that require 32/64 bit compatibility
- * support must provided their onw .compat_ioctl() handler that processes
- * private ioctls and calls drm_compat_ioctl() for core ioctls.
+ * drm_read(), drm_ioctl() and drm_compat_ioctl() if CONFIG_COMPAT is enabled
+ * (note that drm_compat_ioctl will be NULL if CONFIG_COMPAT=n). Drivers which
+ * implement private ioctls that require 32/64 bit compatibility support must
+ * provide their own .compat_ioctl() handler that processes private ioctls and
+ * calls drm_compat_ioctl() for core ioctls.
*
* In addition drm_read() and drm_poll() provide support for DRM events. DRM
* events are a generic and extensible means to send asynchronous events to
* .open = drm_open,
* .release = drm_release,
* .unlocked_ioctl = drm_ioctl,
- * #ifdef CONFIG_COMPAT
- * .compat_ioctl = drm_compat_ioctl,
- * #endif
+ * .compat_ioctl = drm_compat_ioctl, // NULL if CONFIG_COMPAT=n
* .poll = drm_poll,
* .read = drm_read,
* .llseek = no_llseek,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.poll = drm_poll,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.release = drm_release,
};
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = psb_unlocked_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.mmap = drm_gem_mmap,
.poll = drm_poll,
.read = drm_read,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
.mmap = i810_mmap_buffers,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.mmap = drm_gem_mmap,
.poll = drm_poll,
.read = drm_read,
-#ifdef CONFIG_COMPAT
.compat_ioctl = i915_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
#ifdef CONFIG_COMPAT
extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
+#else
+#define i915_compat_ioctl NULL
#endif
extern const struct dev_pm_ops i915_pm_ops;
.mmap = mtk_drm_gem_mmap,
.poll = drm_poll,
.read = drm_read,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
};
static struct drm_driver mtk_drm_driver = {
.unlocked_ioctl = drm_ioctl,
.mmap = mgag200_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.read = drm_read,
};
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.poll = drm_poll,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.release = drm_release,
};
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.poll = drm_poll,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.release = drm_release,
};
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.mmap = tegra_drm_mmap,
.poll = drm_poll,
.read = drm_read,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.poll = drm_poll,
.read = drm_read,
.llseek = no_llseek,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
.release = drm_release,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.mmap = vc4_mmap,
.poll = drm_poll,
.read = drm_read,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
.release = drm_release,
-#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
-#endif
.llseek = noop_llseek,
};
extern int drm_ioctl_permit(u32 flags, struct drm_file *file_priv);
extern long drm_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg);
+#ifdef CONFIG_COMPAT
extern long drm_compat_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg);
+#else
+/* Let drm_compat_ioctl be assigned to .compat_ioctl unconditionally */
+#define drm_compat_ioctl NULL
+#endif
extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags);
/* File Operations (drm_fops.c) */