[Intel-gfx] [PATCH 12/20] drm/radeon: Introduce GEM object functions

[Thomas Zimmermann]

GEM object functions deprecate several similar callback interfaces in
struct drm_driver. This patch replaces the per-driver callbacks with
per-instance callbacks in radeon.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
---
 drivers/gpu/drm/radeon/radeon_drv.c    | 23 +----------------------
 drivers/gpu/drm/radeon/radeon_object.c | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+), 22 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 4cd30613fa1d..65061c949aee 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -124,13 +124,6 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
 irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
-void radeon_gem_object_free(struct drm_gem_object *obj);
-int radeon_gem_object_open(struct drm_gem_object *obj,
-				struct drm_file *file_priv);
-void radeon_gem_object_close(struct drm_gem_object *obj,
-				struct drm_file *file_priv);
-struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj,
-					int flags);
 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc,
 				      unsigned int flags, int *vpos, int *hpos,
 				      ktime_t *stime, ktime_t *etime,
@@ -145,14 +138,9 @@ int radeon_mode_dumb_mmap(struct drm_file *filp,
 int radeon_mode_dumb_create(struct drm_file *file_priv,
 			    struct drm_device *dev,
 			    struct drm_mode_create_dumb *args);
-struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
 struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
 							struct dma_buf_attachment *,
 							struct sg_table *sg);
-int radeon_gem_prime_pin(struct drm_gem_object *obj);
-void radeon_gem_prime_unpin(struct drm_gem_object *obj);
-void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
-void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
 
 /* atpx handler */
 #if defined(CONFIG_VGA_SWITCHEROO)
@@ -550,7 +538,7 @@ long radeon_drm_ioctl(struct file *filp,
 	}
 
 	ret = drm_ioctl(filp, cmd, arg);
-	
+
 	pm_runtime_mark_last_busy(dev->dev);
 	pm_runtime_put_autosuspend(dev->dev);
 	return ret;
@@ -609,22 +597,13 @@ static struct drm_driver kms_driver = {
 	.irq_uninstall = radeon_driver_irq_uninstall_kms,
 	.irq_handler = radeon_driver_irq_handler_kms,
 	.ioctls = radeon_ioctls_kms,
-	.gem_free_object_unlocked = radeon_gem_object_free,
-	.gem_open_object = radeon_gem_object_open,
-	.gem_close_object = radeon_gem_object_close,
 	.dumb_create = radeon_mode_dumb_create,
 	.dumb_map_offset = radeon_mode_dumb_mmap,
 	.fops = &radeon_driver_kms_fops,
 
 	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
 	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
-	.gem_prime_export = radeon_gem_prime_export,
-	.gem_prime_pin = radeon_gem_prime_pin,
-	.gem_prime_unpin = radeon_gem_prime_unpin,
-	.gem_prime_get_sg_table = radeon_gem_prime_get_sg_table,
 	.gem_prime_import_sg_table = radeon_gem_prime_import_sg_table,
-	.gem_prime_vmap = radeon_gem_prime_vmap,
-	.gem_prime_vunmap = radeon_gem_prime_vunmap,
 
 	.name = DRIVER_NAME,
 	.desc = DRIVER_DESC,
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index bb7582afd803..882390e15dfe 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -45,6 +45,19 @@ int radeon_ttm_init(struct radeon_device *rdev);
 void radeon_ttm_fini(struct radeon_device *rdev);
 static void radeon_bo_clear_surface_reg(struct radeon_bo *bo);
 
+void radeon_gem_object_free(struct drm_gem_object *obj);
+int radeon_gem_object_open(struct drm_gem_object *obj,
+				struct drm_file *file_priv);
+void radeon_gem_object_close(struct drm_gem_object *obj,
+				struct drm_file *file_priv);
+struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj,
+					int flags);
+struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
+int radeon_gem_prime_pin(struct drm_gem_object *obj);
+void radeon_gem_prime_unpin(struct drm_gem_object *obj);
+void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
+void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
+
 /*
  * To exclude mutual BO access we rely on bo_reserve exclusion, as all
  * function are calling it.
@@ -180,6 +193,18 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain)
 	}
 }
 
+static const struct drm_gem_object_funcs radeon_gem_object_funcs = {
+	.free = radeon_gem_object_free,
+	.open = radeon_gem_object_open,
+	.close = radeon_gem_object_close,
+	.export = radeon_gem_prime_export,
+	.pin = radeon_gem_prime_pin,
+	.unpin = radeon_gem_prime_unpin,
+	.get_sg_table = radeon_gem_prime_get_sg_table,
+	.vmap = radeon_gem_prime_vmap,
+	.vunmap = radeon_gem_prime_vunmap,
+};
+
 int radeon_bo_create(struct radeon_device *rdev,
 		     unsigned long size, int byte_align, bool kernel,
 		     u32 domain, u32 flags, struct sg_table *sg,
@@ -209,6 +234,7 @@ int radeon_bo_create(struct radeon_device *rdev,
 	bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL);
 	if (bo == NULL)
 		return -ENOMEM;
+	bo->tbo.base.funcs = &radeon_gem_object_funcs;
 	drm_gem_private_object_init(rdev->ddev, &bo->tbo.base, size);
 	bo->rdev = rdev;
 	bo->surface_reg = -1;
-- 
2.28.0