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[213.179.129.39]) by smtp.gmail.com with ESMTPSA id k20-20020a05600c0b5400b003f4266965fbsm7983801wmr.5.2023.06.11.02.36.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Jun 2023 02:36:57 -0700 (PDT) Date: Sun, 11 Jun 2023 11:36:56 +0200 From: Jiri Pirko To: Arkadiusz Kubalewski Cc: kuba@kernel.org, vadfed@meta.com, jonathan.lemon@gmail.com, pabeni@redhat.com, corbet@lwn.net, davem@davemloft.net, edumazet@google.com, vadfed@fb.com, jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com, saeedm@nvidia.com, leon@kernel.org, richardcochran@gmail.com, sj@kernel.org, javierm@redhat.com, ricardo.canuelo@collabora.com, mst@redhat.com, tzimmermann@suse.de, michal.michalik@intel.com, gregkh@linuxfoundation.org, jacek.lawrynowicz@linux.intel.com, airlied@redhat.com, ogabbay@kernel.org, arnd@arndb.de, nipun.gupta@amd.com, axboe@kernel.dk, linux@zary.sk, masahiroy@kernel.org, benjamin.tissoires@redhat.com, geert+renesas@glider.be, milena.olech@intel.com, kuniyu@amazon.com, liuhangbin@gmail.com, hkallweit1@gmail.com, andy.ren@getcruise.com, razor@blackwall.org, idosch@nvidia.com, lucien.xin@gmail.com, nicolas.dichtel@6wind.com, phil@nwl.cc, claudiajkang@gmail.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-rdma@vger.kernel.org, linux-arm-kernel@lists.infradead.org, poros@redhat.com, mschmidt@redhat.com, linux-clk@vger.kernel.org, vadim.fedorenko@linux.dev Subject: Re: [RFC PATCH v8 03/10] dpll: core: Add DPLL framework base functions Message-ID: References: <20230609121853.3607724-1-arkadiusz.kubalewski@intel.com> <20230609121853.3607724-4-arkadiusz.kubalewski@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230609121853.3607724-4-arkadiusz.kubalewski@intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fri, Jun 09, 2023 at 02:18:46PM CEST, arkadiusz.kubalewski@intel.com wrote: >From: Vadim Fedorenko [...] >+int dpll_device_register(struct dpll_device *dpll, enum dpll_type type, >+ const struct dpll_device_ops *ops, void *priv) >+{ >+ struct dpll_device_registration *reg; >+ bool first_registration = false; >+ >+ if (WARN_ON(!ops)) >+ return -EINVAL; >+ if (WARN_ON(type < DPLL_TYPE_PPS || type > DPLL_TYPE_MAX)) >+ return -EINVAL; >+ >+ mutex_lock(&dpll_lock); >+ reg = dpll_device_registration_find(dpll, ops, priv); >+ if (reg) { >+ mutex_unlock(&dpll_lock); >+ return -EEXIST; >+ } >+ >+ reg = kzalloc(sizeof(*reg), GFP_KERNEL); >+ if (!reg) { >+ mutex_unlock(&dpll_lock); >+ return -EEXIST; >+ } >+ reg->ops = ops; >+ reg->priv = priv; >+ dpll->type = type; >+ first_registration = list_empty(&dpll->registration_list); >+ list_add_tail(®->list, &dpll->registration_list); >+ if (!first_registration) { >+ mutex_unlock(&dpll_lock); >+ return 0; >+ } >+ >+ xa_set_mark(&dpll_device_xa, dpll->id, DPLL_REGISTERED); >+ mutex_unlock(&dpll_lock); >+ dpll_device_create_ntf(dpll); This function is introduced in the next patch. Breaks bissection. Make sure you can compile the code after every patch applied. >+ >+ return 0; >+} [...]