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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-83515b4f7c1sm9994115b3a.51.2026.05.03.20.12.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 03 May 2026 20:12:19 -0700 (PDT) Message-ID: <5c2c0f79-3dbd-41a6-b0f6-fd6b7b14b2a2@oss.qualcomm.com> Date: Mon, 4 May 2026 11:11:53 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] scsi: ufs: ufs-qcom: Use quirk EXTENDED_TX_EQTR_ADAPT_LENGTH_L0L1L2L3 To: Bart Van Assche , avri.altman@wdc.com, beanhuo@micron.com, peter.wang@mediatek.com, martin.petersen@oracle.com, mani@kernel.org Cc: linux-scsi@vger.kernel.org, "James E.J. Bottomley" , "open list:UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER..." , open list References: <20260501131641.826258-1-can.guo@oss.qualcomm.com> <20260501131641.826258-3-can.guo@oss.qualcomm.com> <326ac80b-c433-42a1-a18c-3979f7abf1fe@acm.org> Content-Language: en-US From: Can Guo In-Reply-To: <326ac80b-c433-42a1-a18c-3979f7abf1fe@acm.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: EIhZ2i7lP3FWN0a8SJhWwpE3GAYTRMW0 X-Proofpoint-GUID: EIhZ2i7lP3FWN0a8SJhWwpE3GAYTRMW0 X-Authority-Analysis: v=2.4 cv=QY5WeMbv c=1 sm=1 tr=0 ts=69f80e94 cx=c_pps a=WW5sKcV1LcKqjgzy2JUPuA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=M61v9sag4nB3bsDLzKIA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=OpyuDcXvxspvyRM73sMx:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTA0MDAzMiBTYWx0ZWRfX78Wnf2PAxtaL dgD54yZ+AHp8jZy/YXRG+fqklgFDZG9ta6Si9G9oFIGYUmWN+zBl/CQ1iNgRYuBCqgGSnQAJGpU 7aUazGB2VUX+ciO9+bSqHFFtAyMnoNpjYo4ZsF9UCEGK5M0ZR22i0T9zQDrEbVqPcZI2cYEYDwe 7YqqbB7yZPpkupstEOIoRthuaighfPVLyO/rRTZ+o2CYfWDSjZZIOHxDNroWISu2eVROqzs5eXO Wf27UupzbBRec8A+Ki+dfqOdBvCjmFhjzdhxZIAkuWduaCkufbo0lLQJNDAfP5LXraF/dSHVQ5u +JjXfpqXuohCy2QD31xDGIUDNgB/oudtKHRvhdPAF9QZPcXZ1XkWOYoKJQN0KiQk+J1aEvE9ltw Jq1+lVpB4VSVjmwwCPWKPqOncfT9s/WCP0qnObbPdHIf2+eB/GFydkLjPHzZMiJ2km9d5/R15HJ TvtXdA4HwfX8+Z7YXXw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-04_01,2026-04-30_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 phishscore=0 malwarescore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 adultscore=0 priorityscore=1501 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2605040032 Hi Bart, On 5/4/2026 11:06 AM, Bart Van Assche wrote: > On 5/1/26 3:16 PM, Can Guo wrote: >> +    if (host->hw_ver.major == 0x7 && host->hw_ver.minor == 0x1) >> +        hba->quirks |= >> UFSHCD_QUIRK_EXTENDED_TX_EQTR_ADAPT_LENGTH_L0L1L2L3; > How about future versions of the Qualcomm controller? Will future > versions support this feature? Minor version 0x2 might need the same Quirk, 0x3 might not. I don't have a real HW/silicon with minor version 0x2 or 0x3 handy yet to verify, this is the best I can do as of today. Thanks, Can Guo. > > Thanks, > > Bart.