[PATCH v2 02/21] drm/armada: Introduce GEM object functions

Thomas Zimmermann
2020-09-15T23:01:43Z

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

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/armada/armada_drv.c | 3 ---
drivers/gpu/drm/armada/armada_gem.c | 12 +++++++++++-
drivers/gpu/drm/armada/armada_gem.h | 2 --
3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
index 980d3f1f8f16..22247cfce80b 100644
--- a/drivers/gpu/drm/armada/armada_drv.c
+++ b/drivers/gpu/drm/armada/armada_drv.c
@@ -37,13 +37,10 @@ DEFINE_DRM_GEM_FOPS(armada_drm_fops);

static struct drm_driver armada_drm_driver = {
.lastclose = drm_fb_helper_lastclose,
- .gem_free_object_unlocked = armada_gem_free_object,
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
- .gem_prime_export = armada_gem_prime_export,
.gem_prime_import = armada_gem_prime_import,
.dumb_create = armada_gem_dumb_create,
- .gem_vm_ops = &armada_gem_vm_ops,
.major = 1,
.minor = 0,
.name = "armada-drm",
diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/armada_gem.c
index ecf8a55e93d9..c343fbefe47c 100644
--- a/drivers/gpu/drm/armada/armada_gem.c
+++ b/drivers/gpu/drm/armada/armada_gem.c
@@ -25,7 +25,7 @@ static vm_fault_t armada_gem_vm_fault(struct vm_fault *vmf)
return vmf_insert_pfn(vmf->vma, vmf->address, pfn);
}

-const struct vm_operations_struct armada_gem_vm_ops = {
+static const struct vm_operations_struct armada_gem_vm_ops = {
.fault = armada_gem_vm_fault,
.open = drm_gem_vm_open,
.close = drm_gem_vm_close,
@@ -184,6 +184,12 @@ armada_gem_map_object(struct drm_device *dev, struct armada_gem_object *dobj)
return dobj->addr;
}

+static const struct drm_gem_object_funcs armada_gem_object_funcs = {
+ .free = armada_gem_free_object,
+ .export = armada_gem_prime_export,
+ .vm_ops = &armada_gem_vm_ops,
+};
+
struct armada_gem_object *
armada_gem_alloc_private_object(struct drm_device *dev, size_t size)
{
@@ -195,6 +201,8 @@ armada_gem_alloc_private_object(struct drm_device *dev, size_t size)
if (!obj)
return NULL;

+ obj->obj.funcs = &armada_gem_object_funcs;
+
drm_gem_private_object_init(dev, &obj->obj, size);

DRM_DEBUG_DRIVER("alloc private obj %p size %zu\n", obj, size);
@@ -214,6 +222,8 @@ static struct armada_gem_object *armada_gem_alloc_object(struct drm_device *dev,
if (!obj)
return NULL;

+ obj->obj.funcs = &armada_gem_object_funcs;
+
if (drm_gem_object_init(dev, &obj->obj, size)) {
kfree(obj);
return NULL;
diff --git a/drivers/gpu/drm/armada/armada_gem.h b/drivers/gpu/drm/armada/armada_gem.h
index de04cc2c8f0e..ffcc7e8dd351 100644
--- a/drivers/gpu/drm/armada/armada_gem.h
+++ b/drivers/gpu/drm/armada/armada_gem.h
@@ -21,8 +21,6 @@ struct armada_gem_object {
void *update_data;
};

-extern const struct vm_operations_struct armada_gem_vm_ops;
-
#define drm_to_armada_gem(o) container_of(o, struct armada_gem_object, obj)

void armada_gem_free_object(struct drm_gem_object *);
--
2.28.0