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[93.89.165.28]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ace6ecf8cb3sm89574966b.93.2025.04.25.00.36.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 25 Apr 2025 00:36:17 -0700 (PDT) Message-ID: <3850e8df-9744-420d-a5e0-46cb85b76fcd@gmail.com> Date: Fri, 25 Apr 2025 09:36:16 +0200 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/3] mtd: rawnand: qcom: Pass 18 bit offset from NANDc base to BAM base To: Md Sadre Alam , miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, manivannan.sadhasivam@linaro.org, broonie@kernel.org, absahu@codeaurora.org, bbrezillon@kernel.org, architt@codeaurora.org, quic_srichara@quicinc.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-spi@vger.kernel.org References: <20250410100019.2872271-1-quic_mdalam@quicinc.com> <20250410100019.2872271-2-quic_mdalam@quicinc.com> Content-Language: hu From: Gabor Juhos In-Reply-To: <20250410100019.2872271-2-quic_mdalam@quicinc.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 2025. 04. 10. 12:00 keltezéssel, Md Sadre Alam írta: > The BAM command descriptor provides only 18 bits to specify the NAND > register offset. Additionally, in the BAM command descriptor, the NAND > register offset is supposed to be specified as "(NANDc base - BAM base) > + reg_off". Since, the BAM controller expecting the value in the form of > "NANDc base - BAM base", so that added a new field 'bam_offset' in the NAND > properties structure and use it while preparing the command descriptor. > > Previously, the driver was specifying the NANDc base address in the BAM > command descriptor. > > Cc: stable@vger.kernel.org > Fixes: 8d6b6d7e135e ("mtd: nand: qcom: support for command descriptor formation") > Tested-by: Lakshmi Sowjanya D > Signed-off-by: Md Sadre Alam Tested-by: Gabor Juhos # on IPQ9574