drm/nouveau: Introduce GEM object functions

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

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200923102159.24084-11-tzimmermann@suse.de

diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 42fc5c8..72640bc 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -1207,16 +1207,7 @@ driver_stub = {
 
        .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
        .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
-       .gem_prime_pin = nouveau_gem_prime_pin,
-       .gem_prime_unpin = nouveau_gem_prime_unpin,
-       .gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table,
        .gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table,
-       .gem_prime_vmap = nouveau_gem_prime_vmap,
-       .gem_prime_vunmap = nouveau_gem_prime_vunmap,
-
-       .gem_free_object_unlocked = nouveau_gem_object_del,
-       .gem_open_object = nouveau_gem_object_open,
-       .gem_close_object = nouveau_gem_object_close,
 
        .dumb_create = nouveau_display_dumb_create,
        .dumb_map_offset = nouveau_display_dumb_map_offset,

diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 5945c66..9a421c3 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -169,6 +169,17 @@ nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
        ttm_bo_unreserve(&nvbo->bo);
 }
 
+const struct drm_gem_object_funcs nouveau_gem_object_funcs = {
+       .free = nouveau_gem_object_del,
+       .open = nouveau_gem_object_open,
+       .close = nouveau_gem_object_close,
+       .pin = nouveau_gem_prime_pin,
+       .unpin = nouveau_gem_prime_unpin,
+       .get_sg_table = nouveau_gem_prime_get_sg_table,
+       .vmap = nouveau_gem_prime_vmap,
+       .vunmap = nouveau_gem_prime_vunmap,
+};
+
 int
 nouveau_gem_new(struct nouveau_cli *cli, u64 size, int align, uint32_t domain,
                uint32_t tile_mode, uint32_t tile_flags,
@@ -186,6 +197,8 @@ nouveau_gem_new(struct nouveau_cli *cli, u64 size, int align, uint32_t domain,
        if (IS_ERR(nvbo))
                return PTR_ERR(nvbo);
 
+       nvbo->bo.base.funcs = &nouveau_gem_object_funcs;
+
        /* Initialize the embedded gem-object. We return a single gem-reference
         * to the caller, instead of a normal nouveau_bo ttm reference. */
        ret = drm_gem_object_init(drm->dev, &nvbo->bo.base, size);

diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.h b/drivers/gpu/drm/nouveau/nouveau_gem.h
index 978e075..b35c180 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_gem.h
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.h
@@ -5,6 +5,8 @@
 #include "nouveau_drv.h"
 #include "nouveau_bo.h"
 
+extern const struct drm_gem_object_funcs nouveau_gem_object_funcs;
+
 static inline struct nouveau_bo *
 nouveau_gem_object(struct drm_gem_object *gem)
 {

diff --git a/drivers/gpu/drm/nouveau/nouveau_prime.c b/drivers/gpu/drm/nouveau/nouveau_prime.c
index b2ecb91..a8264ae 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_prime.c
+++ b/drivers/gpu/drm/nouveau/nouveau_prime.c
@@ -77,6 +77,8 @@ struct drm_gem_object *nouveau_gem_prime_import_sg_table(struct drm_device *dev,
 
        nvbo->valid_domains = NOUVEAU_GEM_DOMAIN_GART;
 
+       nvbo->bo.base.funcs = &nouveau_gem_object_funcs;
+
        /* Initialize the embedded gem-object. We return a single gem-reference
         * to the caller, instead of a normal nouveau_bo ttm reference. */
        ret = drm_gem_object_init(dev, &nvbo->bo.base, size);