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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-36f6d109dcdsm20890722a91.9.2026.06.09.02.10.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 09 Jun 2026 02:10:16 -0700 (PDT) Message-ID: <5f74ad99-87ee-4d21-ae26-80dd462d98f2@oss.qualcomm.com> Date: Tue, 9 Jun 2026 17:10:09 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 1/2] dt-bindings: ufs: Document static TX Equalization settings properties To: Krzysztof Kozlowski Cc: bvanassche@acm.org, beanhuo@micron.com, peter.wang@mediatek.com, martin.petersen@oracle.com, mani@kernel.org, linux-scsi@vger.kernel.org, Alim Akhtar , Avri Altman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Zhaoming Luo , Ram Kumar Dwivedi , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , open list , "moderated list:ARM/Mediatek SoC support:Keyword:mediatek" , "moderated list:ARM/Mediatek SoC support:Keyword:mediatek" References: <20260529113338.984301-1-can.guo@oss.qualcomm.com> <20260529113338.984301-2-can.guo@oss.qualcomm.com> <20260529-neat-bright-shellfish-eab5e8@quoll> <7d49742a-7602-4f58-8dce-7e02664b783c@oss.qualcomm.com> <64bd6272-6111-4ffa-8a4a-366d0c287693@oss.qualcomm.com> <87c9f8cf-1300-4dae-82cd-fe6427649cea@kernel.org> Content-Language: en-US From: Can Guo In-Reply-To: <87c9f8cf-1300-4dae-82cd-fe6427649cea@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA5MDA4NCBTYWx0ZWRfX2xCUPfTjLfRY GqeZLShZNWLlcQjqaQKn5O9HIHsPIhn/ejHdQefTP/+VT0KNGxhirR9knVxTLYS6bvm6AfTlbPP wNyqQVNZ5D6SmxWi5oh2gkoxFCUE+Sy24HWcB9flCOeohRR3b7Mfyae4wIgde30OHk7m9W0kXXk LcQYEAuUvklnybqNwj/bneNpQHB0wa50VBtwobl/95hOzMKauevdekHurUFIwQeVG2DHwIaG0/q nbA1J/TSJ/vw7HzDGMmAldfMNVKl7Jcpv9v+1+yDMX/IlLl1AvM6tGFHF5Ex5rpPTPozURl5P1G oS12ck2TN44HXJdjWaiDiQ7pXnsoAxdnHMSsAhG4EgXJQwwQjA7g+1QLqjM1xD0IOh/enaNQdH7 Ic6EFkFPDbtIfoOzkubNqqUG80ma7ZEbq68euk5Y1fKeoNEMjtG740IT7d/epvcmONRBgUE8X/i jwhyVVdpslqUWDy2qUg== X-Proofpoint-ORIG-GUID: gyw1prLpRQHjlTyJapi2zx-dSPlWXvSI X-Authority-Analysis: v=2.4 cv=UptT8ewB c=1 sm=1 tr=0 ts=6a27d879 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=uOah4UoORehCN5dyJioA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-GUID: gyw1prLpRQHjlTyJapi2zx-dSPlWXvSI X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-09_02,2026-06-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 bulkscore=0 adultscore=0 clxscore=1015 malwarescore=0 impostorscore=0 suspectscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606090084 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260609_101023_541120_F6AF4DBF X-CRM114-Status: GOOD ( 12.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 6/9/2026 3:08 PM, Krzysztof Kozlowski wrote: > On 31/05/2026 06:48, Can Guo wrote: >>>>> is the minimal encoding that covers both. >>>> Again, why do you need to encode '0'? >>> The tuple is still needed because Precoding is configured per >>> transmitter-receiver pair, >>> so each lane has two independent states: >>> - Host_TX -> Device_RX >>> - Device_TX -> Host_RX >>> A lane-only enabled list cannot represent directional combinations >>> like lane0 = >>> (on, off) vs (off, on). >> How about we split into two properties, something like below? >> tx-precode-enable-g6-host-lanes = <0 1> >> tx-precode-enable-g6-device-lanes = <1> >> >> Only listed lanes are enabled; unlisted lanes are disabled by default. >> >> Are you OK with this approach? > Yes, I do prefer this, because we don't have empty entries (<0, 0>, <0, > 1> ....). Thank you for coming back. Sure, I will use this format in next version. Best Regards, Can Guo. > > Best regards, > Krzysztof