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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-68311670e02sm1821078a12.22.2026.05.15.04.36.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 15 May 2026 04:36:57 -0700 (PDT) Message-ID: <3552d1bb-5d65-4036-8768-39fbfbadb046@oss.qualcomm.com> Date: Fri, 15 May 2026 13:36:54 +0200 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 3/4] soc: qcom: Make important drivers default To: Krzysztof Kozlowski , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20260429-qcom-soc-kconfig-v1-0-69ba540b3fe9@oss.qualcomm.com> <20260429-qcom-soc-kconfig-v1-3-69ba540b3fe9@oss.qualcomm.com> <48c84ad0-7d6b-4e2e-8bd3-511ec679462e@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=HbkkiCE8 c=1 sm=1 tr=0 ts=6a07055c cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=x6jRW_0nKRSPf4FljCEA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-GUID: 0cGAmc7aXb8tvh59I3x0bOgvFsh4RqlV X-Proofpoint-ORIG-GUID: 0cGAmc7aXb8tvh59I3x0bOgvFsh4RqlV X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTE1MDExNiBTYWx0ZWRfXzKbw433ZPWp7 l26ZcyMNQPTP27Bkxvj043IMTlrO68shu0r3/sHRdc8bOEKLHGR13OHEMP826Kh/3pjIA5gLmIs YpU3Jq6uXC0s7ZMqNFkB8wZ0jKFCO0Ty6GsKWi+H2d7hDQFvQ3rUN0DI6xYWEkLtn4JevpMCMOs pzlzOiOjjdr2eARjW2NAaoHpaFqqXyQsoZJ34QUXutyC2j0EYOqWyBf/IBpayaNbvC1iFfjOrUo h8BnwiTduoK2dIRDdmPuUeusSDac8KXZnTteSR31KUyR1/gNZYE1ToDijum2lNCd1ccf+oyeJXP Mq3MOjvjb/yNaxL+hjOy5reRaTVf77/DXss14l9t+63nY3NOX88eEkzpcd+hRvPQKq9pkNSZtuX KpU8R2D7N+WMILLH+dLbpk9LBXk6pOD8sbiI/bGjfx0zq9EO/vPG6ZNOVNoQwlHPA3WD8/acQWl w2kyBFqP5OtuI+E9F3A== 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=2026-05-15_02,2026-05-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 spamscore=0 adultscore=0 suspectscore=0 bulkscore=0 clxscore=1015 impostorscore=0 malwarescore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605150116 On 4/29/26 6:10 PM, Krzysztof Kozlowski wrote: > On 29/04/2026 11:06, Konrad Dybcio wrote: >> On 4/29/26 10:56 AM, Krzysztof Kozlowski wrote: >>> The drivers for Qualcomm SoC components are covering a basic or >>> fundamental SoC blocks. Usually they are required for booting or to >>> achieve basic expected functionality when running Linux. These drivers >>> do not represent any sort of buses visible to the board >>> designers/configurators, thus they should be always enabled, regardless >>> how SoC is used in the final board. >>> >>> Kernel configuration should not ask users choice of drivers when that >>> choice is obvious and known to the developers that answer should be >>> 'yes' or 'module'. >>> >>> Switch most of the Qualcomm SoC drivers to a default 'yes' or >>> 'module' for ARCH_QCOM, to match existing defconfig usage. >>> >>> This has no impact on arm64 defconfig, arm qcom_defconfig and arm >>> multi_v7_defconfig. >>> >>> The change will however enable by default all drivers for arm or arm64 >>> COMPILE_TEST builds, whenever ARCH_QCOM is selected, which feels >>> logical: if one selects ARCH_QCOM then probably by default wants to >>> build test it entirely. Kernels with COMPILE_TEST are not supposed to >>> be used for booting. >>> >>> Signed-off-by: Krzysztof Kozlowski >>> --- >> >> Reviewed-by: Konrad Dybcio >> >> Please also add: >> >> QCOM_RMTFS_MEM (required for modem) > > It's in the patch. > >> QCOM_SPM (cpufreq-adjacent on some platforms) > > I assume only for arm, because none of arm64 compatibles are present in > upstream DTS. There will be a couple arm64 ones too, but due to their age they're on the back burner.. Whenever Dmitry can get some time for the museum pieces Konrad