[PATCH v2 14/21] drm/tegra: Introduce GEM object functions

Thomas Zimmermann
2020-09-15T15:03:35Z

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

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/tegra/drm.c | 4 ----
drivers/gpu/drm/tegra/gem.c | 8 ++++++++
2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index ba9d1c3e7cac..f0f581cd345e 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -858,12 +858,8 @@ static struct drm_driver tegra_drm_driver = {
.debugfs_init = tegra_debugfs_init,
#endif

- .gem_free_object_unlocked = tegra_bo_free_object,
- .gem_vm_ops = &tegra_bo_vm_ops,
-
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
- .gem_prime_export = tegra_gem_prime_export,
.gem_prime_import = tegra_gem_prime_import,

.dumb_create = tegra_bo_dumb_create,
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index 47e2935b8c68..d481dea4738d 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -231,6 +231,12 @@ static int tegra_bo_iommu_unmap(struct tegra_drm *tegra, struct tegra_bo *bo)
return 0;
}

+static const struct drm_gem_object_funcs tegra_gem_object_funcs = {
+ .free = tegra_bo_free_object,
+ .export = tegra_gem_prime_export,
+ .vm_ops = &tegra_bo_vm_ops,
+};
+
static struct tegra_bo *tegra_bo_alloc_object(struct drm_device *drm,
size_t size)
{
@@ -241,6 +247,8 @@ static struct tegra_bo *tegra_bo_alloc_object(struct drm_device *drm,
if (!bo)
return ERR_PTR(-ENOMEM);

+ bo->gem.funcs = &tegra_gem_object_funcs;
+
host1x_bo_init(&bo->base, &tegra_bo_ops);
size = round_up(size, PAGE_SIZE);

--
2.28.0