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[73.185.129.58]) by smtp.googlemail.com with ESMTPSA id a5-20020a056e020e0500b002caca72891fsm654390ilk.27.2022.04.11.19.20.50 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 Apr 2022 19:20:50 -0700 (PDT) Message-ID: Date: Mon, 11 Apr 2022 21:20:49 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0 Subject: Re: [PATCH v3] interconnect: qcom: icc-rpmh: Add BCMs to commit list in pre_aggregate Content-Language: en-US To: Stephen Boyd , djakov@kernel.org, okukatla@codeaurora.org, quic_mdtipton@quicinc.com Cc: linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Mike Tipton , mka@chromium.org, dianders@chromium.org References: <20211125174751.25317-1-djakov@kernel.org> From: Alex Elder In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham 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 4/11/22 2:06 PM, Stephen Boyd wrote: >> I have a hunch about what might be happening here. There is >> some synchronization that must occur between the AP and modem >> when IPA is starting up. Until that synchronization step has >> completed, we can't allow the IPA network device to be opened. > Is there a commit that implements this? Or how is the synchronization > done? I can debug more and see if that synchronization is happening. After testing today it seems maybe my hunch wasn't the root cause. If you disagree and I'm missing something, say so. I will take a look at that though--my hunch--to see if the thing I thought could be causing a problem can actually occur. If so, I'll figure out a fix. -Alex