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Wed, 21 Oct 2026 03:40:33 -0700 (PDT) Received: from [192.168.226.26] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c4678fd5edbsm62672566b.56.2026.10.21.03.40.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 21 Oct 2026 03:40:32 -0700 (PDT) Message-ID: <7e16a0f2-4372-4e8c-b0b2-e906eb5947f0@oss.qualcomm.com> Date: Wed, 21 Oct 2026 12:40:30 +0200 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/7] i2c: qcom-cci: Handle and report queue overflow/underflow interrupts To: Loic Poulain , Robert Foss , Andi Shyti Cc: linux-i2c@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Bryan O'Donoghue References: <20261016-cci-imp-v3-0-5ee7ec1ea1a1@oss.qualcomm.com> <20261016-cci-imp-v3-2-5ee7ec1ea1a1@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261016-cci-imp-v3-2-5ee7ec1ea1a1@oss.qualcomm.com> Content-Type: text/plain; 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There was no > way to tell a NACK apart from a FIFO overflow/underflow in the logs. > > Decode the individual overflow/underflow bits for each queue and > report them with dev_warn_ratelimited() as such errors are not > expected in normal operation. > > Signed-off-by: Loic Poulain > Reviewed-by: Bryan O'Donoghue > --- Reviewed-by: Konrad Dybcio Konrad