On Wed, May 23, 2018 at 04:34:05PM +0200, Noralf Trønnes wrote:
> Make ioctl wrappers for functions that will be used by the in-kernel API.
> The following functions are touched:
> - drm_mode_create_dumb_ioctl()
> - drm_mode_destroy_dumb_ioctl()
> - drm_mode_addfb()
> - drm_mode_rmfb()
>
> Signed-off-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> drivers/gpu/drm/drm_crtc_internal.h | 19 +++++++++++++----
> drivers/gpu/drm/drm_dumb_buffers.c | 33 +++++++++++++++++++----------
> drivers/gpu/drm/drm_framebuffer.c | 42 ++++++++++++++++++++++++-------------
> drivers/gpu/drm/drm_ioctl.c | 4 ++--
> 4 files changed, 66 insertions(+), 32 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h
> index 5d307b23a4e6..c762614af453 100644
> --- a/drivers/gpu/drm/drm_crtc_internal.h
> +++ b/drivers/gpu/drm/drm_crtc_internal.h
> @@ -62,6 +62,12 @@ int drm_mode_getresources(struct drm_device *dev,
>
>
> /* drm_dumb_buffers.c */
> +int drm_mode_create_dumb(struct drm_device *dev,
> + struct drm_mode_create_dumb *args,
> + struct drm_file *file_priv);
> +int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,
> + struct drm_file *file_priv);
> +
> /* IOCTLs */
> int drm_mode_create_dumb_ioctl(struct drm_device *dev,
> void *data, struct drm_file *file_priv);
> @@ -163,14 +169,19 @@ int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,
> const struct drm_framebuffer *fb);
> void drm_fb_release(struct drm_file *file_priv);
>
> +int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,
> + struct drm_file *file_priv);
> +int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,
> + struct drm_file *file_priv);
> +
>
> /* IOCTL */
> -int drm_mode_addfb(struct drm_device *dev,
> - void *data, struct drm_file *file_priv);
> +int drm_mode_addfb_ioctl(struct drm_device *dev,
> + void *data, struct drm_file *file_priv);
> int drm_mode_addfb2(struct drm_device *dev,
> void *data, struct drm_file *file_priv);
> -int drm_mode_rmfb(struct drm_device *dev,
> - void *data, struct drm_file *file_priv);
> +int drm_mode_rmfb_ioctl(struct drm_device *dev,
> + void *data, struct drm_file *file_priv);
> int drm_mode_getfb(struct drm_device *dev,
> void *data, struct drm_file *file_priv);
> int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
> diff --git a/drivers/gpu/drm/drm_dumb_buffers.c b/drivers/gpu/drm/drm_dumb_buffers.c
> index 39ac15ce4702..eed9687b8698 100644
> --- a/drivers/gpu/drm/drm_dumb_buffers.c
> +++ b/drivers/gpu/drm/drm_dumb_buffers.c
> @@ -53,10 +53,10 @@
> * a hardware-specific ioctl to allocate suitable buffer objects.
> */
>
> -int drm_mode_create_dumb_ioctl(struct drm_device *dev,
> - void *data, struct drm_file *file_priv)
> +int drm_mode_create_dumb(struct drm_device *dev,
> + struct drm_mode_create_dumb *args,
> + struct drm_file *file_priv)
> {
> - struct drm_mode_create_dumb *args = data;
> u32 cpp, stride, size;
>
> if (!dev->driver->dumb_create)
> @@ -91,6 +91,12 @@ int drm_mode_create_dumb_ioctl(struct drm_device *dev,
> return dev->driver->dumb_create(file_priv, dev, args);
> }
>
> +int drm_mode_create_dumb_ioctl(struct drm_device *dev,
> + void *data, struct drm_file *file_priv)
> +{
> + return drm_mode_create_dumb(dev, data, file_priv);
> +}
> +
> /**
> * drm_mode_mmap_dumb_ioctl - create an mmap offset for a dumb backing storage buffer
> * @dev: DRM device
> @@ -122,17 +128,22 @@ int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
> &args->offset);
> }
>
> +int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,
> + struct drm_file *file_priv)
> +{
> + if (!dev->driver->dumb_create)
> + return -ENOSYS;
> +
> + if (dev->driver->dumb_destroy)
> + return dev->driver->dumb_destroy(file_priv, dev, handle);
> + else
> + return drm_gem_dumb_destroy(file_priv, dev, handle);
> +}
> +
> int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
> void *data, struct drm_file *file_priv)
> {
> struct drm_mode_destroy_dumb *args = data;
>
> - if (!dev->driver->dumb_create)
> - return -ENOSYS;
> -
> - if (dev->driver->dumb_destroy)
> - return dev->driver->dumb_destroy(file_priv, dev, args->handle);
> - else
> - return drm_gem_dumb_destroy(file_priv, dev, args->handle);
> + return drm_mode_destroy_dumb(dev, args->handle, file_priv);
> }
> -
> diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c
> index bfedceff87bb..44759aeed1e7 100644
> --- a/drivers/gpu/drm/drm_framebuffer.c
> +++ b/drivers/gpu/drm/drm_framebuffer.c
> @@ -95,21 +95,20 @@ int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,
> /**
> * drm_mode_addfb - add an FB to the graphics configuration
> * @dev: drm device for the ioctl
> - * @data: data pointer for the ioctl
> - * @file_priv: drm file for the ioctl call
> + * @or: pointer to request structure
> + * @file_priv: drm file
> *
> * Add a new FB to the specified CRTC, given a user request. This is the
> * original addfb ioctl which only supported RGB formats.
> *
> - * Called by the user via ioctl.
> + * Called by the user via ioctl, or by an in-kernel client.
> *
> * Returns:
> * Zero on success, negative errno on failure.
> */
> -int drm_mode_addfb(struct drm_device *dev,
> - void *data, struct drm_file *file_priv)
> +int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,
> + struct drm_file *file_priv)
> {
> - struct drm_mode_fb_cmd *or = data;
> struct drm_mode_fb_cmd2 r = {};
> int ret;
>
> @@ -134,6 +133,12 @@ int drm_mode_addfb(struct drm_device *dev,
> return 0;
> }
>
> +int drm_mode_addfb_ioctl(struct drm_device *dev,
> + void *data, struct drm_file *file_priv)
> +{
> + return drm_mode_addfb(dev, data, file_priv);
> +}
> +
> static int fb_plane_width(int width,
> const struct drm_format_info *format, int plane)
> {
> @@ -367,29 +372,28 @@ static void drm_mode_rmfb_work_fn(struct work_struct *w)
>
> /**
> * drm_mode_rmfb - remove an FB from the configuration
> - * @dev: drm device for the ioctl
> - * @data: data pointer for the ioctl
> - * @file_priv: drm file for the ioctl call
> + * @dev: drm device
> + * @fb_id: id of framebuffer to remove
> + * @file_priv: drm file
> *
> - * Remove the FB specified by the user.
> + * Remove the specified FB.
> *
> - * Called by the user via ioctl.
> + * Called by the user via ioctl, or by an in-kernel client.
> *
> * Returns:
> * Zero on success, negative errno on failure.
> */
> -int drm_mode_rmfb(struct drm_device *dev,
> - void *data, struct drm_file *file_priv)
> +int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,
> + struct drm_file *file_priv)
> {
> struct drm_framebuffer *fb = NULL;
> struct drm_framebuffer *fbl = NULL;
> - uint32_t *id = data;
> int found = 0;
>
> if (!drm_core_check_feature(dev, DRIVER_MODESET))
> return -EINVAL;
>
> - fb = drm_framebuffer_lookup(dev, file_priv, *id);
> + fb = drm_framebuffer_lookup(dev, file_priv, fb_id);
> if (!fb)
> return -ENOENT;
>
> @@ -435,6 +439,14 @@ int drm_mode_rmfb(struct drm_device *dev,
> return -ENOENT;
> }
>
> +int drm_mode_rmfb_ioctl(struct drm_device *dev,
> + void *data, struct drm_file *file_priv)
> +{
> + uint32_t *fb_id = data;
> +
> + return drm_mode_rmfb(dev, *fb_id, file_priv);
> +}
> +
> /**
> * drm_mode_getfb - get FB info
> * @dev: drm device for the ioctl
> diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
> index 0d4cfb232576..9f659e1a19c5 100644
> --- a/drivers/gpu/drm/drm_ioctl.c
> +++ b/drivers/gpu/drm/drm_ioctl.c
> @@ -637,9 +637,9 @@ static const struct drm_ioctl_desc drm_ioctls[] = {
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETPROPERTY, drm_mode_connector_property_set_ioctl, DRM_MASTER|DRM_UNLOCKED),
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPROPBLOB, drm_mode_getblob_ioctl, DRM_UNLOCKED),
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETFB, drm_mode_getfb, DRM_UNLOCKED),
> - DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB, drm_mode_addfb, DRM_UNLOCKED),
> + DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB, drm_mode_addfb_ioctl, DRM_UNLOCKED),
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB2, drm_mode_addfb2, DRM_UNLOCKED),
> - DRM_IOCTL_DEF(DRM_IOCTL_MODE_RMFB, drm_mode_rmfb, DRM_UNLOCKED),
> + DRM_IOCTL_DEF(DRM_IOCTL_MODE_RMFB, drm_mode_rmfb_ioctl, DRM_UNLOCKED),
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_PAGE_FLIP, drm_mode_page_flip_ioctl, DRM_MASTER|DRM_UNLOCKED),
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_DIRTYFB, drm_mode_dirtyfb_ioctl, DRM_MASTER|DRM_UNLOCKED),
> DRM_IOCTL_DEF(DRM_IOCTL_MODE_CREATE_DUMB, drm_mode_create_dumb_ioctl, DRM_UNLOCKED),
> --
> 2.15.1
>
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> dri-devel mailing list
> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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