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[146.241.97.176]) by smtp.gmail.com with ESMTPSA id h5-20020a05622a170500b0034490214788sm10406775qtk.49.2022.09.01.00.17.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Sep 2022 00:17:40 -0700 (PDT) Message-ID: <703b0c990f4c7b7db8496cb397fdc6dbccdc1c67.camel@redhat.com> Subject: Re: [PATCH net] net: fec: add pm_qos support on imx6q platform From: Paolo Abeni To: wei.fang@nxp.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Date: Thu, 01 Sep 2022 09:17:37 +0200 In-Reply-To: <20220830070148.2021947-1-wei.fang@nxp.com> References: <20220830070148.2021947-1-wei.fang@nxp.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.4 (3.42.4-2.fc35) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2022-08-30 at 15:01 +0800, wei.fang@nxp.com wrote: > From: Wei Fang > > There is a very low probability that tx timeout will occur during > suspend and resume stress test on imx6q platform. So we add pm_qos > support to prevent system from entering low level idles which may > affect the transmission of tx. > > Signed-off-by: Wei Fang Since this IMHO causes a significal behavior change I suggest to target the net-next tree, does that fit you? Additionally, it would be great if you could provide in the changelog the references to the relevant platform documentation and (even rough) power consumption delta estimates. Thanks! Paolo