From: Ben Skeggs Date: Sat, 9 Aug 2014 18:10:20 +0000 (+1000) Subject: drm/nouveau/core: move handle-based object apis to handle.c X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4d681b666d4c1452139a06504df2ec101a4efc7e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git drm/nouveau/core: move handle-based object apis to handle.c Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/core/core/handle.c b/drivers/gpu/drm/nouveau/core/core/handle.c index 264c2b338ac3..734777ce43f4 100644 --- a/drivers/gpu/drm/nouveau/core/core/handle.c +++ b/drivers/gpu/drm/nouveau/core/core/handle.c @@ -224,3 +224,116 @@ nouveau_handle_put(struct nouveau_handle *handle) if (handle) nouveau_namedb_put(handle); } + +int +nouveau_handle_new(struct nouveau_object *client, u32 _parent, u32 _handle, + u16 _oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nouveau_object *parent = NULL; + struct nouveau_object *engctx = NULL; + struct nouveau_object *object = NULL; + struct nouveau_object *engine; + struct nouveau_oclass *oclass; + struct nouveau_handle *handle; + int ret; + + /* lookup parent object and ensure it *is* a parent */ + parent = nouveau_handle_ref(client, _parent); + if (!parent) { + nv_error(client, "parent 0x%08x not found\n", _parent); + return -ENOENT; + } + + if (!nv_iclass(parent, NV_PARENT_CLASS)) { + nv_error(parent, "cannot have children\n"); + ret = -EINVAL; + goto fail_class; + } + + /* check that parent supports the requested subclass */ + ret = nouveau_parent_sclass(parent, _oclass, &engine, &oclass); + if (ret) { + nv_debug(parent, "illegal class 0x%04x\n", _oclass); + goto fail_class; + } + + /* make sure engine init has been completed *before* any objects + * it controls are created - the constructors may depend on + * state calculated at init (ie. default context construction) + */ + if (engine) { + ret = nouveau_object_inc(engine); + if (ret) + goto fail_class; + } + + /* if engine requires it, create a context object to insert + * between the parent and its children (eg. PGRAPH context) + */ + if (engine && nv_engine(engine)->cclass) { + ret = nouveau_object_ctor(parent, engine, + nv_engine(engine)->cclass, + data, size, &engctx); + if (ret) + goto fail_engctx; + } else { + nouveau_object_ref(parent, &engctx); + } + + /* finally, create new object and bind it to its handle */ + ret = nouveau_object_ctor(engctx, engine, oclass, data, size, &object); + *pobject = object; + if (ret) + goto fail_ctor; + + ret = nouveau_object_inc(object); + if (ret) + goto fail_init; + + ret = nouveau_handle_create(parent, _parent, _handle, object, &handle); + if (ret) + goto fail_handle; + + ret = nouveau_handle_init(handle); + if (ret) + nouveau_handle_destroy(handle); + +fail_handle: + nouveau_object_dec(object, false); +fail_init: + nouveau_object_ref(NULL, &object); +fail_ctor: + nouveau_object_ref(NULL, &engctx); +fail_engctx: + if (engine) + nouveau_object_dec(engine, false); +fail_class: + nouveau_object_ref(NULL, &parent); + return ret; +} + +int +nouveau_handle_del(struct nouveau_object *client, u32 _parent, u32 _handle) +{ + struct nouveau_object *parent = NULL; + struct nouveau_object *namedb = NULL; + struct nouveau_handle *handle = NULL; + + parent = nouveau_handle_ref(client, _parent); + if (!parent) + return -ENOENT; + + namedb = nv_pclass(parent, NV_NAMEDB_CLASS); + if (namedb) { + handle = nouveau_namedb_get(nv_namedb(namedb), _handle); + if (handle) { + nouveau_namedb_put(handle); + nouveau_handle_fini(handle, false); + nouveau_handle_destroy(handle); + } + } + + nouveau_object_ref(NULL, &parent); + return handle ? 0 : -EINVAL; +} diff --git a/drivers/gpu/drm/nouveau/core/core/object.c b/drivers/gpu/drm/nouveau/core/core/object.c index 3776fbacf685..d6fea944a5a7 100644 --- a/drivers/gpu/drm/nouveau/core/core/object.c +++ b/drivers/gpu/drm/nouveau/core/core/object.c @@ -23,9 +23,6 @@ */ #include -#include -#include -#include #include #ifdef NOUVEAU_OBJECT_MAGIC @@ -164,119 +161,6 @@ nouveau_object_ref(struct nouveau_object *obj, struct nouveau_object **ref) *ref = obj; } -int -nouveau_object_new(struct nouveau_object *client, u32 _parent, u32 _handle, - u16 _oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nouveau_object *parent = NULL; - struct nouveau_object *engctx = NULL; - struct nouveau_object *object = NULL; - struct nouveau_object *engine; - struct nouveau_oclass *oclass; - struct nouveau_handle *handle; - int ret; - - /* lookup parent object and ensure it *is* a parent */ - parent = nouveau_handle_ref(client, _parent); - if (!parent) { - nv_error(client, "parent 0x%08x not found\n", _parent); - return -ENOENT; - } - - if (!nv_iclass(parent, NV_PARENT_CLASS)) { - nv_error(parent, "cannot have children\n"); - ret = -EINVAL; - goto fail_class; - } - - /* check that parent supports the requested subclass */ - ret = nouveau_parent_sclass(parent, _oclass, &engine, &oclass); - if (ret) { - nv_debug(parent, "illegal class 0x%04x\n", _oclass); - goto fail_class; - } - - /* make sure engine init has been completed *before* any objects - * it controls are created - the constructors may depend on - * state calculated at init (ie. default context construction) - */ - if (engine) { - ret = nouveau_object_inc(engine); - if (ret) - goto fail_class; - } - - /* if engine requires it, create a context object to insert - * between the parent and its children (eg. PGRAPH context) - */ - if (engine && nv_engine(engine)->cclass) { - ret = nouveau_object_ctor(parent, engine, - nv_engine(engine)->cclass, - data, size, &engctx); - if (ret) - goto fail_engctx; - } else { - nouveau_object_ref(parent, &engctx); - } - - /* finally, create new object and bind it to its handle */ - ret = nouveau_object_ctor(engctx, engine, oclass, data, size, &object); - *pobject = object; - if (ret) - goto fail_ctor; - - ret = nouveau_object_inc(object); - if (ret) - goto fail_init; - - ret = nouveau_handle_create(parent, _parent, _handle, object, &handle); - if (ret) - goto fail_handle; - - ret = nouveau_handle_init(handle); - if (ret) - nouveau_handle_destroy(handle); - -fail_handle: - nouveau_object_dec(object, false); -fail_init: - nouveau_object_ref(NULL, &object); -fail_ctor: - nouveau_object_ref(NULL, &engctx); -fail_engctx: - if (engine) - nouveau_object_dec(engine, false); -fail_class: - nouveau_object_ref(NULL, &parent); - return ret; -} - -int -nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle) -{ - struct nouveau_object *parent = NULL; - struct nouveau_object *namedb = NULL; - struct nouveau_handle *handle = NULL; - - parent = nouveau_handle_ref(client, _parent); - if (!parent) - return -ENOENT; - - namedb = nv_pclass(parent, NV_NAMEDB_CLASS); - if (namedb) { - handle = nouveau_namedb_get(nv_namedb(namedb), _handle); - if (handle) { - nouveau_namedb_put(handle); - nouveau_handle_fini(handle, false); - nouveau_handle_destroy(handle); - } - } - - nouveau_object_ref(NULL, &parent); - return handle ? 0 : -EINVAL; -} - int nouveau_object_inc(struct nouveau_object *object) { diff --git a/drivers/gpu/drm/nouveau/core/include/core/handle.h b/drivers/gpu/drm/nouveau/core/include/core/handle.h index 363674cdf8ab..b4789a2e5859 100644 --- a/drivers/gpu/drm/nouveau/core/include/core/handle.h +++ b/drivers/gpu/drm/nouveau/core/include/core/handle.h @@ -20,6 +20,11 @@ void nouveau_handle_destroy(struct nouveau_handle *); int nouveau_handle_init(struct nouveau_handle *); int nouveau_handle_fini(struct nouveau_handle *, bool suspend); +int nouveau_handle_new(struct nouveau_object *, u32 parent, u32 handle, + u16 oclass, void *data, u32 size, + struct nouveau_object **); +int nouveau_handle_del(struct nouveau_object *, u32 parent, u32 handle); + struct nouveau_object * nouveau_handle_ref(struct nouveau_object *, u32 name); diff --git a/drivers/gpu/drm/nouveau/core/include/core/object.h b/drivers/gpu/drm/nouveau/core/include/core/object.h index 62e68baef087..c04143b4f779 100644 --- a/drivers/gpu/drm/nouveau/core/include/core/object.h +++ b/drivers/gpu/drm/nouveau/core/include/core/object.h @@ -106,10 +106,6 @@ void nouveau_object_ref(struct nouveau_object *, struct nouveau_object **); int nouveau_object_inc(struct nouveau_object *); int nouveau_object_dec(struct nouveau_object *, bool suspend); -int nouveau_object_new(struct nouveau_object *, u32 parent, u32 handle, - u16 oclass, void *data, u32 size, - struct nouveau_object **); -int nouveau_object_del(struct nouveau_object *, u32 parent, u32 handle); void nouveau_object_debug(void); static inline int @@ -199,4 +195,21 @@ nv_memcmp(void *obj, u32 addr, const char *str, u32 len) return 0; } +#include + +static inline int +nouveau_object_new(struct nouveau_object *client, u32 parent, u32 handle, + u16 oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + return nouveau_handle_new(client, parent, handle, oclass, + data, size, pobject); +} + +static inline int +nouveau_object_del(struct nouveau_object *client, u32 parent, u32 handle) +{ + return nouveau_handle_del(client, parent, handle); +} + #endif