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Tue, 17 Feb 2026 10:51:43 -0800 (PST) Received: from oss.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3567ebc4331sm19801025a91.16.2026.02.17.10.51.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Feb 2026 10:51:42 -0800 (PST) Date: Wed, 18 Feb 2026 00:21:35 +0530 From: Mohd Ayaan Anwar To: "Russell King (Oracle)" Cc: Andrew Lunn , Heiner Kallweit , Alexandre Torgue , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Chevallier , Maxime Coquelin , Neil Armstrong , netdev@vger.kernel.org, Paolo Abeni , Vinod Koul Subject: Re: [PATCH net-next v2 02/14] net: stmmac: qcom-ethqos: convert to set_clk_tx_rate() method Message-ID: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjE3MDE1NCBTYWx0ZWRfX9oQvNpMfsl1K O/A1LugnDv1oi/Y4NVVO5eTLkuufConji3vwfhGMbPs42N2rbe5eVhnEz0oHk/c4Ma2ezGHd+3n 1x/FOnK0trXaS5Z9Lq8XKV9KSIs+w2/xBPsTkHpg1fJdTcOXQwB+CI0X7ez8FEmpuKqTggjg1CQ OEQMUhGsz85d19Kn0bO9EXtbBkJm6vfCVrHGXFwdxtjO9FfdvpR3edtY0bZKlLP0v2eRt2/f9ZC 9xrU4qRSzoYkA90eA5GERbDOv1FamGChkJiZ5kFGx6i/F9VW0xq8FOpGXFkg2Q4HBbQgLdJSo+n F37y4qKsBe5V4BqdMs1re88uR5vonp2leMNAqAGnmORN6GW6f2PBL1bxYvzn/5ASM95pUKZEKcY bKqjgejxqIJRQGUthl/Jdph4Apg0lCEEE9M+pq1SJ3vodL7pbjSb9fYwmIPSAwcMACagnUPC0jT E/71QhXdp7XAXNFnijg== X-Proofpoint-ORIG-GUID: W5jiWgyO9ggSpN5kWBm7Tiy_P-2fX8Xy X-Proofpoint-GUID: W5jiWgyO9ggSpN5kWBm7Tiy_P-2fX8Xy X-Authority-Analysis: v=2.4 cv=Rfydyltv c=1 sm=1 tr=0 ts=6994b8c0 cx=c_pps a=oF/VQ+ItUULfLr/lQ2/icg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=kj9zAlcOel0A:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=PHq6YzTAAAAA:8 a=UutzXAvyMBxkWM3TwEQA:9 a=CjuIK1q_8ugA:10 a=3WC7DwWrALyhR5TkjVHa:22 a=ZKzU8r6zoKMcqsNulkmm:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-17_03,2026-02-16_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 lowpriorityscore=0 impostorscore=0 suspectscore=0 clxscore=1015 phishscore=0 priorityscore=1501 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602170154 Hello Russell, On Fri, Jan 23, 2026 at 09:53:28AM +0000, Russell King (Oracle) wrote: > Set the RGMII link clock using the set_clk_tx_rate() method rather than > coding it into the .fix_mac_speed() method. This simplifies ethqos's > ethqos_fix_mac_speed(). > > Signed-off-by: Russell King (Oracle) No issues found when I tested this patch along with "net: stmmac: qcom-ethqos: cleanups and re-organise SerDes handling" on the QCS615 Ride board with the KSZ9031 RGMII PHY (see [0][1]). Tested-by: Mohd Ayaan Anwar Ayaan --- [0] https://lore.kernel.org/netdev/20250819-qcs615_eth-v4-6-5050ed3402cb@oss.qualcomm.com/t/#ma85cac924488d580b971e6477e7df30dc7e48045 [1] Ethernet is not yet enabled for this board in the upstream kernel. The changes from [0] were applied locally to test this series. I am trying to figure out how the board deals with RGMII delays so that I can revive the series.