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Thu, 30 Jul 2026 03:57:13 -0700 (PDT) X-Received: by 2002:a17:902:c40c:b0:2ce:fa3a:45f7 with SMTP id d9443c01a7336-2d035be39b9mr23128285ad.16.1785409033257; Thu, 30 Jul 2026 03:57:13 -0700 (PDT) Received: from [10.218.5.114] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d022bc8310sm25005455ad.44.2026.07.30.03.57.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 30 Jul 2026 03:57:12 -0700 (PDT) Message-ID: <6b52355a-796c-41cf-b604-ea866edd80bf@oss.qualcomm.com> Date: Thu, 30 Jul 2026 16:26:55 +0530 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 3/6] ptp: qcom: Add PTP driver for the Qualcomm TSC hardware To: Jakub Kicinski Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Richard Cochran , Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Bjorn Andersson , Konrad Dybcio , Ajit Pandey , Taniya Das , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org References: <20260727-tscss-v1-0-beed14e72510@oss.qualcomm.com> <20260727-tscss-v1-3-beed14e72510@oss.qualcomm.com> <20260727162008.2b93959d@kernel.org> Content-Language: en-US From: Imran Shaik In-Reply-To: <20260727162008.2b93959d@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: zf0evYeAeAqf4ncFYHehRVu5uyQcRkXX X-Proofpoint-Spam-Info: AW1haW4tMjYwNzMwMDA4MSBTYWx0ZWRfXxEzm4rrc6Jwu 0KKINBMA2WH/tBdOl1K1JP+c3X7hf2Z01w9WlGaIXIEWN6yCA63yHXPuVQhx7iHGcYCbfCe4r+W 7alY6smVa7hi+33Wu3mdXPQUu+RvNcA= X-Authority-Analysis: v=2.4 cv=bZlbluPB c=1 sm=1 tr=0 ts=6a6b2e0a cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=-goOgsFvLHZ0uZs3yIIA:9 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzMwMDA4MSBTYWx0ZWRfX1MM0yUjOcRxh zMgbX5fNI1tH5x9judEtwJ+MsL/qlgqBIZcnJtRxo88QVvEO1kZs2tkuxl+pKEgzB29qOmep5Vh Mo2JoXZjKzmM+jIZRUTzpSQqKFKWHb5yGxMU595oWQdvK+GZB3EbxYxMttezcCuNvJQsOe1dS5G RovSh+dD6fFQpXq6whPtmrKJiyShXShm0iXvYX7lWzhr1wO1ft6X0tcJNvLDsGSkH9Cd7BbKo+c 4/LfvL8UpBGVi36DPNzZSUykXwqWZhLxyana1zsAneozhxjjmRROZxTwnQDCdSRAh7H57zwvkMA NIGR+90r3EH8LenMTqe6/BXlTtSROYPaqXKwjFIFTCHWzHh8ArsMYi0XAXX6n8gn/1QmEHImNpm YakTp3QqDlILY4tZQ7SE39KkW+B61wdNQ754SWFFNzDPba/Cc+5TpUprJv4QCEjTr2kEHPJ0Mb7 jzSL8VVfmzZ+scql8kg== X-Proofpoint-GUID: zf0evYeAeAqf4ncFYHehRVu5uyQcRkXX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-30_03,2026-07-29_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 priorityscore=1501 phishscore=0 impostorscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607300081 On 28-07-2026 04:50 am, Jakub Kicinski wrote: > On Mon, 27 Jul 2026 19:40:59 +0530 Imran Shaik wrote: >> +static inline void qcom_tsc_split_ts(struct qcom_tsc *tsc, struct timespec64 ts, u32 *hi, u32 *lo) >> +{ >> + if (tsc->soc->rollover) { >> + *hi = ts.tv_sec; >> + *lo = ts.tv_nsec; >> + } else { >> + u64 ns = timespec64_to_ns(&ts); >> + >> + *lo = lower_32_bits(ns); >> + *hi = upper_32_bits(ns); >> + } >> +} > > Are you sure the compiler doesn't inline this trivial function with 2 > callers even without the inline keyword. Compilers seem to inline as > much as possible these days. Sure, will drop the inline keyword in the next series. Thanks, Imran