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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-360820a79c7sm34045005eec.18.2026.10.19.13.34.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Oct 2026 13:34:57 -0700 (PDT) Date: Mon, 19 Oct 2026 13:34:36 -0700 From: Jonathan Cameron To: Cristian Marussi Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, arm-scmi@vger.kernel.org, linux-doc@vger.kernel.org, sudeep.holla@kernel.org, james.quinlan@broadcom.com, f.fainelli@gmail.com, vincent.guittot@linaro.org, etienne.carriere@st.com, peng.fan@oss.nxp.com, michal.simek@amd.com, d-gole@ti.com, elif.topuz@arm.com, lukasz.luba@arm.com, philip.radford@arm.com, david@kernel.org, souvik.chakravarty@arm.com, leitao@kernel.org, kas@kernel.org, puranjay@kernel.org, usama.arif@linux.dev, kernel-team@meta.com Subject: Re: [PATCH v14 01/32] firmware: arm_scmi: Add new SCMIv4.0 error codes definitions Message-ID: <20261019133436.000035ae@oss.qualcomm.com> In-Reply-To: <20261016185553.2794459-2-cristian.marussi@arm.com> References: <20261016185553.2794459-1-cristian.marussi@arm.com> <20261016185553.2794459-2-cristian.marussi@arm.com> Organization: Qualcomm X-Mailer: Claws Mail 4.4.0 (GTK 3.24.51; x86_64-w64-mingw32) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE5MDA4MiBTYWx0ZWRfXzDqObTGkgmJN 9+F16BFH6auqCJMjxh4qbYQKTcJcQ7kvODA+6kqq0+EOfRzImdtRiqeHZ+EoZrfVyhYFvo9PL1C NvKKjAbxDePNWkeWChBMuZCji226hLs= X-Proofpoint-ORIG-GUID: 26jXOrDNBtLYcgAWg9AH1PcIs3fpQZEb X-Authority-Analysis: v=2.4 cv=Y5ptIReN c=1 sm=1 tr=0 ts=6ad67ef3 cx=c_pps a=cFYjgdjTJScbgFmBucgdfQ==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=kj9zAlcOel0A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=VwQbUJbxAAAA:8 a=7CQSdrXTAAAA:8 a=EUspDBNiAAAA:8 a=g_d9z9Baj32627wmS2EA:9 a=CjuIK1q_8ugA:10 a=scEy_gLbYbu1JhEsrz4S:22 a=a-qgeE7W1pNrGK8U0ZQC:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE5MDA4MiBTYWx0ZWRfX9HRShiXhezT1 iNLBfMMqON1DMsZ2eK4WPRDIu7uG8yFljkdzPVJtbpuu7JqCM8hMs/9PG+ylv4Ebmawm5tFY2pl PTpAx5iVCzv9AGaDO4i1Bth0EWMtc2mRixL8AM66fq3x/vLbbzxJjThPfTP7FbpWoo1lGJ5/AgI FhiMftPtImX86wzJ57v3PmNi7vmfTqNecHYEHrPVOFFld0REdpA2VRBywvHyJsF9o3enE+naxOv EXmxkcbgs0UnD69K5ZJWdC1HpvOfnd3mb+W7gHCR83gERV8GRciq81gmWVVLWeQ6kuiJsKmnhU7 XSXH1KrZlZBfd5qn4KXka+qM73j1XQMCtpCw+8qdVNTLTVrD3omETEF5Ra3fMeHqUY4sbMS6b83 0qZQEuvcKCIKXDVI7eFyqkBUjwSRvEyM0DkC54hBFweN6RNjhxo4lb+xaB7p3fOpgBVP3SI/5m9 bw0KyfsmC1k2sVjds0Q== X-Proofpoint-GUID: 26jXOrDNBtLYcgAWg9AH1PcIs3fpQZEb X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-19_05,2026-10-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 phishscore=0 bulkscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610190082 On Fri, 16 Oct 2026 19:55:22 +0100 Cristian Marussi wrote: > SCMIv4.0 introduces a couple of new possible protocol error codes: add the > needed definitions and mappings to Linux error values. > > Note that SCMI_PARTIAL_ERROR has to be handled specially, so it needs to be > distinguishable. > > Reviewed-by: David Hildenbrand (Arm) > Signed-off-by: Cristian Marussi > --- > v12 --> v13 > - use EBADMSG to map SCMI_PARTIAL_ERROR That's a stretch given definition but I looked back at: https://lore.kernel.org/all/arK7kLlrg491EsMf@pluto/ and appreciate the problem of running out of error codes.. Guess it is the best we can do, Reviewed-by: Jonathan Cameron If you do a v15, maybe capture some reasoning in the change log or the patch description itself. Jonathan