On 6/22/21 1:45 AM, Xu Yilun wrote: > Some more comments. > > On Mon, Jun 21, 2021 at 03:22:47PM -0700, Russ Weight wrote: >> +struct fpga_manager * >> +fpga_mgr_register(struct device *parent, struct fpga_manager_info *info) >> { >> + const struct fpga_manager_ops *mops = info->mops; >> struct fpga_manager *mgr; >> int id, ret; >> >> @@ -572,29 +570,31 @@ struct fpga_manager *fpga_mgr_create(struct device *parent, const char *name, > Shall we add the check? It's already there in the line before the context that is shown. > > if (!mops || ...) > >> !mops->write_init || (!mops->write && !mops->write_sg) || >> (mops->write && mops->write_sg)) { >> dev_err(parent, "Attempt to register without fpga_manager_ops\n"); >> - return NULL; >> + return ERR_PTR(-EINVAL); >> } >> >> > [...] > >> +struct fpga_manager * >> +fpga_mgr_register(struct device *dev, struct fpga_manager_info *info); > struct device *parent, const struct fpga_manager_info Yes - I'll fix all of the prototypes. Thanks, - Russ > >> >> -int devm_fpga_mgr_register(struct device *dev, struct fpga_manager *mgr); >> +struct fpga_manager * >> +fpga_mgr_register_simple(struct device *dev, const char *name, > struct device *parent, > >> + const struct fpga_manager_ops *mops, void *priv); >> +void fpga_mgr_unregister(struct fpga_manager *mgr); >> >> -struct fpga_manager *devm_fpga_mgr_create(struct device *dev, const char *name, >> - const struct fpga_manager_ops *mops, >> - void *priv); >> +struct fpga_manager * >> +devm_fpga_mgr_register(struct device *dev, struct fpga_manager_info *info); > > struct device *parent, const struct fpga_manager_info > >> +struct fpga_manager * >> +devm_fpga_mgr_register_simple(struct device *dev, const char *name, > struct device *parent, > >> + const struct fpga_manager_ops *mops, void *priv); >> >> #endif /*_LINUX_FPGA_MGR_H */ >> -- >> 2.25.1