Commit 55edf41b authored by Jani Nikula's avatar Jani Nikula Committed by Sean Paul

drm: define drm_compat_ioctl NULL on CONFIG_COMPAT=n and reduce #ifdefs

If we define drm_compat_ioctl NULL on CONFIG_COMPAT=n, we don't have to
check for the config everywhere.
Reviewed-by: default avatarPatrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarSean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1478014844-27454-1-git-send-email-jani.nikula@intel.com
parent 0a97c81a
......@@ -65,9 +65,7 @@ static const struct file_operations arcpgu_drm_ops = {
.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,
......
......@@ -268,9 +268,7 @@ static const struct file_operations fops = {
.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,
......
......@@ -197,9 +197,7 @@ static const struct file_operations fops = {
.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,
......
......@@ -188,9 +188,7 @@ static const struct file_operations ast_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = ast_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.read = drm_read,
};
......
......@@ -749,9 +749,7 @@ static const struct file_operations fops = {
.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,
......
......@@ -70,9 +70,7 @@ static const struct file_operations bochs_fops = {
.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,
......
......@@ -126,9 +126,7 @@ static const struct file_operations cirrus_driver_fops = {
.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,
......
......@@ -51,10 +51,11 @@ DEFINE_MUTEX(drm_global_mutex);
* 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
......@@ -75,9 +76,7 @@ DEFINE_MUTEX(drm_global_mutex);
* .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,
......
......@@ -479,9 +479,7 @@ static const struct file_operations fops = {
.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,
......
......@@ -346,9 +346,7 @@ static const struct file_operations exynos_drm_driver_fops = {
.poll = drm_poll,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.release = drm_release,
};
......
......@@ -180,9 +180,7 @@ static const struct file_operations fsl_dcu_drm_fops = {
.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,
......
......@@ -473,9 +473,7 @@ static const struct file_operations psb_gem_fops = {
.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,
......
......@@ -152,9 +152,7 @@ static const struct file_operations kirin_drm_fops = {
.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,
......
......@@ -113,9 +113,7 @@ static const struct file_operations i810_buffer_fops = {
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
.mmap = i810_mmap_buffers,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -49,9 +49,7 @@ static const struct file_operations i810_driver_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -2509,9 +2509,7 @@ static const struct file_operations i915_driver_fops = {
.mmap = drm_gem_mmap,
.poll = drm_poll,
.read = drm_read,
#ifdef CONFIG_COMPAT
.compat_ioctl = i915_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -2901,6 +2901,8 @@ __i915_printk(struct drm_i915_private *dev_priv, const char *level,
#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;
......
......@@ -249,9 +249,7 @@ static const struct file_operations mtk_drm_fops = {
.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 = {
......
......@@ -82,9 +82,7 @@ static const struct file_operations mgag200_driver_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = mgag200_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.read = drm_read,
};
......
......@@ -768,9 +768,7 @@ static const struct file_operations fops = {
.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,
......
......@@ -201,9 +201,7 @@ static const struct file_operations rcar_du_fops = {
.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,
......
......@@ -275,9 +275,7 @@ static const struct file_operations rockchip_drm_driver_fops = {
.poll = drm_poll,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.release = drm_release,
};
......
......@@ -42,9 +42,7 @@ static const struct file_operations savage_driver_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -245,9 +245,7 @@ static const struct file_operations shmob_drm_fops = {
.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,
......
......@@ -72,9 +72,7 @@ static const struct file_operations sis_driver_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -277,9 +277,7 @@ static const struct file_operations sti_driver_fops = {
.poll = drm_poll,
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.release = drm_release,
};
......
......@@ -53,9 +53,7 @@ static const struct file_operations sun4i_drv_fops = {
.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,
......
......@@ -49,9 +49,7 @@ static const struct file_operations tdfx_driver_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -802,9 +802,7 @@ static const struct file_operations tegra_drm_fops = {
.mmap = tegra_drm_mmap,
.poll = drm_poll,
.read = drm_read,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -573,9 +573,7 @@ static const struct file_operations fops = {
.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,
......
......@@ -44,9 +44,7 @@ static const struct file_operations udl_driver_fops = {
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
.release = drm_release,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -103,9 +103,7 @@ static const struct file_operations vc4_drm_fops = {
.mmap = vc4_mmap,
.poll = drm_poll,
.read = drm_read,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -64,9 +64,7 @@ static const struct file_operations via_driver_fops = {
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -108,9 +108,7 @@ static const struct file_operations virtio_gpu_driver_fops = {
.read = drm_read,
.unlocked_ioctl = drm_ioctl,
.release = drm_release,
#ifdef CONFIG_COMPAT
.compat_ioctl = drm_compat_ioctl,
#endif
.llseek = noop_llseek,
};
......
......@@ -941,8 +941,13 @@ static inline bool drm_is_primary_client(const struct drm_file *file_priv)
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) */
......
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