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[PATCH 08/20] drm/msm: Introduce GEM object funcs



GEM object functions deprecate several similar callback interfaces in
struct drm_driver. This patch replaces the per-driver callbacks with
per-instance callbacks in msm. The only exception is gem_prime_mmap,
which is non-trivial to convert.

Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
---
 drivers/gpu/drm/msm/msm_drv.c | 13 -------------
 drivers/gpu/drm/msm/msm_drv.h |  1 -
 drivers/gpu/drm/msm/msm_gem.c | 19 ++++++++++++++++++-
 3 files changed, 18 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 36d98d4116ca..365a1098761e 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -989,12 +989,6 @@ static const struct drm_ioctl_desc msm_ioctls[] = {
        DRM_IOCTL_DEF_DRV(MSM_SUBMITQUEUE_QUERY, msm_ioctl_submitqueue_query, 
DRM_RENDER_ALLOW),
 };
 
-static const struct vm_operations_struct vm_ops = {
-       .fault = msm_gem_fault,
-       .open = drm_gem_vm_open,
-       .close = drm_gem_vm_close,
-};
-
 static const struct file_operations fops = {
        .owner              = THIS_MODULE,
        .open               = drm_open,
@@ -1020,18 +1014,11 @@ static struct drm_driver msm_driver = {
        .irq_preinstall     = msm_irq_preinstall,
        .irq_postinstall    = msm_irq_postinstall,
        .irq_uninstall      = msm_irq_uninstall,
-       .gem_free_object_unlocked = msm_gem_free_object,
-       .gem_vm_ops         = &vm_ops,
        .dumb_create        = msm_gem_dumb_create,
        .dumb_map_offset    = msm_gem_dumb_map_offset,
        .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
        .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
-       .gem_prime_pin      = msm_gem_prime_pin,
-       .gem_prime_unpin    = msm_gem_prime_unpin,
-       .gem_prime_get_sg_table = msm_gem_prime_get_sg_table,
        .gem_prime_import_sg_table = msm_gem_prime_import_sg_table,
-       .gem_prime_vmap     = msm_gem_prime_vmap,
-       .gem_prime_vunmap   = msm_gem_prime_vunmap,
        .gem_prime_mmap     = msm_gem_prime_mmap,
 #ifdef CONFIG_DEBUG_FS
        .debugfs_init       = msm_debugfs_init,
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index af259b0573ea..7bcea10be81f 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -269,7 +269,6 @@ void msm_gem_shrinker_cleanup(struct drm_device *dev);
 int msm_gem_mmap_obj(struct drm_gem_object *obj,
                        struct vm_area_struct *vma);
 int msm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
-vm_fault_t msm_gem_fault(struct vm_fault *vmf);
 uint64_t msm_gem_mmap_offset(struct drm_gem_object *obj);
 int msm_gem_get_iova(struct drm_gem_object *obj,
                struct msm_gem_address_space *aspace, uint64_t *iova);
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index b2f49152b4d4..465b97a77c38 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -247,7 +247,7 @@ int msm_gem_mmap(struct file *filp, struct vm_area_struct 
*vma)
        return msm_gem_mmap_obj(vma->vm_private_data, vma);
 }
 
-vm_fault_t msm_gem_fault(struct vm_fault *vmf)
+static vm_fault_t msm_gem_fault(struct vm_fault *vmf)
 {
        struct vm_area_struct *vma = vmf->vma;
        struct drm_gem_object *obj = vma->vm_private_data;
@@ -994,6 +994,22 @@ int msm_gem_new_handle(struct drm_device *dev, struct 
drm_file *file,
        return ret;
 }
 
+static const struct vm_operations_struct vm_ops = {
+       .fault = msm_gem_fault,
+       .open = drm_gem_vm_open,
+       .close = drm_gem_vm_close,
+};
+
+static const struct drm_gem_object_funcs msm_gem_object_funcs = {
+       .free = msm_gem_free_object,
+       .pin = msm_gem_prime_pin,
+       .unpin = msm_gem_prime_unpin,
+       .get_sg_table = msm_gem_prime_get_sg_table,
+       .vmap = msm_gem_prime_vmap,
+       .vunmap = msm_gem_prime_vunmap,
+       .vm_ops = &vm_ops,
+};
+
 static int msm_gem_new_impl(struct drm_device *dev,
                uint32_t size, uint32_t flags,
                struct drm_gem_object **obj)
@@ -1024,6 +1040,7 @@ static int msm_gem_new_impl(struct drm_device *dev,
        INIT_LIST_HEAD(&msm_obj->vmas);
 
        *obj = &msm_obj->base;
+       (*obj)->funcs = &msm_gem_object_funcs;
 
        return 0;
 }
-- 
2.28.0




 


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