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[71.195.29.92]) by smtp.googlemail.com with ESMTPSA id c3sm5748728iob.80.2019.05.20.19.30.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 20 May 2019 19:30:15 -0700 (PDT) Subject: Re: [PATCH 1/8] net: qualcomm: rmnet: fix struct rmnet_map_header To: Subash Abhinov Kasiviswanathan Cc: arnd@arndb.de, david.brown@linaro.org, agross@kernel.org, davem@davemloft.net, bjorn.andersson@linaro.org, ilias.apalodimas@linaro.org, cpratapa@codeaurora.org, syadagir@codeaurora.org, evgreen@chromium.org, benchan@google.com, ejcaruso@google.com, netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20190520135354.18628-1-elder@linaro.org> <20190520135354.18628-2-elder@linaro.org> <81fd1e01-b8e3-f86a-fcc9-2bcbc51bd679@linaro.org> From: Alex Elder Message-ID: Date: Mon, 20 May 2019 21:30:14 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/20/19 8:32 PM, Subash Abhinov Kasiviswanathan wrote: >> >> If you are telling me that the command/data flag resides at bit >> 7 of the first byte, I will update the field masks in a later >> patch in this series to reflect that. >> > > Higher order bit is Command / Data. So what this means is that to get the command/data bit we use: first_byte & 0x80 If that is correct I will remove this patch from the series and will update the subsequent patches so bit 7 is the command bit, bit 6 is reserved, and bits 0-5 are the pad length. I will post a v2 of the series with these changes, and will incorporate Bjorn's "Reviewed-by". -Alex