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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ae0b672e340sm33610366b.180.2025.06.24.05.56.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 24 Jun 2025 05:56:58 -0700 (PDT) Message-ID: Date: Tue, 24 Jun 2025 14:56:55 +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 v3 6/8] firmware: qcom: scm: add modparam to control QSEECOM enablement To: Dmitry Baryshkov , Bjorn Andersson , Maximilian Luz , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ard Biesheuvel Cc: Johan Hovold , Steev Klimaszewski , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-efi@vger.kernel.org, Dmitry Baryshkov References: <20250624-more-qseecom-v3-0-95205cd88cc2@oss.qualcomm.com> <20250624-more-qseecom-v3-6-95205cd88cc2@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250624-more-qseecom-v3-6-95205cd88cc2@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: kIR181_lnyw4jpaDfRxM5i-gK2osj_L6 X-Proofpoint-ORIG-GUID: kIR181_lnyw4jpaDfRxM5i-gK2osj_L6 X-Authority-Analysis: v=2.4 cv=J+eq7BnS c=1 sm=1 tr=0 ts=685aa09c cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6IFa9wvqVegA:10 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=jdsnN0qd_4ChqkIFV8EA:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjI0MDEwOSBTYWx0ZWRfX8/4nzmbj+Xzq h/x/xhA02abFd3z+Vnxjti3/aSThOumahCXElBRtg7XqbbCgx8IlyhsgDYQCEpDjQbGky60CUgi RWRtCe4qFg0cTA92elVQeYZ5FRlkXxW1WZc/5rDXNDJDtRZVuoX0STrHp/OKbSDVW0OJRhSxDTX fqQIZElKUy4P/OJp2XnQE1BHaGtpP62Gvt6/zDUF2s1doPT7eELX4KKYJB8J1EzWCuNm3IVbjbV C2pXR3SVvdG3WWvoI3UqRhuGtVvJmC9/kTjyipxQ2vxpi/9mzy2/RvorHPRoNLFj8QDK8CfyAWm rt4rQk+Xd1nrWIUGQWi90xRE5XUiO3EtJq5SjQQ3mkJx8Yofwk4T+3H+7TswGrMbbSIMK2lYidH jH/9olQ7ZTwY/tVdbLbIlHhBlXohgYZO/J+U5N6HmIeTj4RaRaIJxcIIH8RUc+VkCku1BjYW X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-06-24_05,2025-06-23_07,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxlogscore=927 adultscore=0 impostorscore=0 clxscore=1015 spamscore=0 malwarescore=0 phishscore=0 priorityscore=1501 suspectscore=0 mlxscore=0 lowpriorityscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2506240109 On 6/24/25 4:13 AM, Dmitry Baryshkov wrote: > From: Dmitry Baryshkov > > In preparation to enabling QSEECOM for the platforms rather than > individual machines provide a mechanism for the user to override default > selection. Allow users to use qcom_scm.qseecom modparam. > > Setting it to 'force' will enable QSEECOM even if it disabled or not > handled by the allowlist. > > Setting it to 'off' will forcibly disable the QSEECOM interface, > allowing incompatible machines to function. > > Setting it to 'roefivars' will enable the QSEECOM interface, making UEFI > variables read-only. > > All other values mean 'auto', trusting the allowlist in the module. > > Signed-off-by: Dmitry Baryshkov > Signed-off-by: Dmitry Baryshkov > --- Reviewed-by: Konrad Dybcio Konrad