drm/prime: Align gem_prime_export with obj_funcs.export

The idea is that gem_prime_export is deprecated in favor of
obj_funcs.export. That's much easier to do if both have matching
function signatures.

Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Sean Paul <sean@poorly.run>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Zhi Wang <zhi.a.wang@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: "Michel Dänzer" <michel.daenzer@amd.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Huang Rui <ray.huang@amd.com>
Cc: Felix Kuehling <Felix.Kuehling@amd.com>
Cc: Hawking Zhang <Hawking.Zhang@amd.com>
Cc: Feifei Xu <Feifei.Xu@amd.com>
Cc: Jim Qu <Jim.Qu@amd.com>
Cc: Evan Quan <evan.quan@amd.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Thomas Zimmermann <tdz@users.sourceforge.net>
Cc: Kate Stewart <kstewart@linuxfoundation.org>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Jilayne Lovejoy <opensource@jilayne.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Mikulas Patocka <mpatocka@redhat.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Junwei Zhang <Jerry.Zhang@amd.com>
Cc: intel-gvt-dev@lists.freedesktop.org
Cc: intel-gfx@lists.freedesktop.org
Cc: amd-gfx@lists.freedesktop.org
Cc: linux-tegra@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20190614203615.12639-10-daniel.vetter@ffwll.ch

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 1f100d5a323f..30377b53f5fa 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -384,9 +384,9 @@ static struct dma_buf *export_and_register_object(struct drm_device *dev,
 	if (obj->funcs && obj->funcs->export)
 		dmabuf = obj->funcs->export(obj, flags);
 	else if (dev->driver->gem_prime_export)
-		dmabuf = dev->driver->gem_prime_export(dev, obj, flags);
+		dmabuf = dev->driver->gem_prime_export(obj, flags);
 	else
-		dmabuf = drm_gem_prime_export(dev, obj, flags);
+		dmabuf = drm_gem_prime_export(obj, flags);
 	if (IS_ERR(dmabuf)) {
 		/* normally the created dma-buf takes ownership of the ref,
 		 * but if that fails then drop the ref
@@ -814,7 +814,6 @@ EXPORT_SYMBOL(drm_prime_pages_to_sg);
 
 /**
  * drm_gem_prime_export - helper library implementation of the export callback
- * @dev: drm_device to export from
  * @obj: GEM object to export
  * @flags: flags like DRM_CLOEXEC and DRM_RDWR
  *
@@ -822,10 +821,10 @@ EXPORT_SYMBOL(drm_prime_pages_to_sg);
  * using the PRIME helpers. It is used as the default in
  * drm_gem_prime_handle_to_fd().
  */
-struct dma_buf *drm_gem_prime_export(struct drm_device *dev,
-				     struct drm_gem_object *obj,
+struct dma_buf *drm_gem_prime_export(struct drm_gem_object *obj,
 				     int flags)
 {
+	struct drm_device *dev = obj->dev;
 	struct dma_buf_export_info exp_info = {
 		.exp_name = KBUILD_MODNAME, /* white lie for debug */
 		.owner = dev->driver->fops->owner,