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Wed, 24 Apr 2024 02:27:59 -0700 (PDT) Received: from umbar.lan ([192.130.178.91]) by smtp.gmail.com with ESMTPSA id u2-20020a2e8442000000b002d8744903ebsm1916849ljh.68.2024.04.24.02.27.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Apr 2024 02:27:58 -0700 (PDT) From: Dmitry Baryshkov Subject: [PATCH v7 0/6] soc: qcom: add in-kernel pd-mapper implementation Date: Wed, 24 Apr 2024 12:27:56 +0300 Message-Id: <20240424-qcom-pd-mapper-v7-0-05f7fc646e0f@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAJzQKGYC/3XOwWrEIBQF0F8ZXNegz6fGrvofpQtHzUTaxNSE0 DDk32sGSlOkywvv3HfvZA45hpk8X+4khzXOMY0l6KcLcb0db4FGXzIBBsgE4/TTpYFOng52mkK mgYNXAB6tZ6SgKYcufj0KX99K7nI5X/oc7E+N4ACKMYGoG8EQhZKUUz/EJW/N1eZt7t/T+vIRR 5tTk/LtqO3jvKS8PWaucJT/u2gFyqj0HCxruTeen6uOSas4e6y8KF61su0st467tvJ48rz+j8U DKm2cs9IBVl7+euSm8rL4IORVdS3qYEzl1ckDVF4V3xllpPaMA9N//L7v38GhWr/0AQAA To: Bjorn Andersson , Konrad Dybcio , Sibi Sankar , Mathieu Poirier Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org, Johan Hovold , Xilin Wu , Bryan O'Donoghue , Neil Armstrong X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=4410; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=mLwS05dNwcW/ElrmPpDn8CNcIuAd5i6BGGcFDqJ+fnM=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBmKNCd4zI4LD5jNj6H7BH7tL3H4kKac/FOaJvUa Z7C1UxjUSuJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZijQnQAKCRCLPIo+Aiko 1VPoB/96xkqauFGwjlOqxMwLHWwObbGIWDA3irTxtrvrug0yU/G4+jCQJixlvQ6qP24N1aWb9m9 u40zS7PJ1gD9yu6zw0P2NhV4NA5pr41JNEUf8TYh1heceaZRtEeWhGg7dL7uZDYVVeD9Thuq7gW rEsmsCk3aSPaWQCWa3RayP4oXeZgtokQeQOIBOHcZoBRY3Q8zHBChXfFeZ6nefC1qdKPI2pd8UO /OF0urm/z6YWoLHNtuiYSUNVAYcoaDexjY8kZy3jajKYQ7a2L2Ea28Yzoo9yKMglivwbAVKvaMm 7RlXXE65D4FkNnuPvrSHELE/bFfH1BGRS4k4eBMerP09xUv8 X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A Protection domain mapper is a QMI service providing mapping between 'protection domains' and services supported / allowed in these domains. For example such mapping is required for loading of the WiFi firmware or for properly starting up the UCSI / altmode / battery manager support. The existing userspace implementation has several issue. It doesn't play well with CONFIG_EXTRA_FIRMWARE, it doesn't reread the JSON files if the firmware location is changed (or if the firmware was not available at the time pd-mapper was started but the corresponding directory is mounted later), etc. However this configuration is largely static and common between different platforms. Provide in-kernel service implementing static per-platform data. Unlike previous revisions of the patchset, this iteration uses static configuration per platform, rather than building it dynamically from the list of DSPs being started. To: Bjorn Andersson To: Konrad Dybcio To: Sibi Sankar To: Mathieu Poirier Cc: linux-arm-msm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: linux-remoteproc@vger.kernel.org Cc: Johan Hovold Cc: Xilin Wu Cc: "Bryan O'Donoghue" --- Changes in v7: - Fixed modular build (Steev) - Link to v6: https://lore.kernel.org/r/20240422-qcom-pd-mapper-v6-0-f96957d01207@linaro.org Changes in v6: - Reworked mutex to fix lockdep issue on deregistration - Fixed dependencies between PD-mapper and remoteproc to fix modular builds (Krzysztof) - Added EXPORT_SYMBOL_GPL to fix modular builds (Krzysztof) - Fixed kerneldocs (Krzysztof) - Removed extra pr_debug messages (Krzysztof) - Fixed wcss build (Krzysztof) - Added platforms which do not require protection domain mapping to silence the notice on those platforms - Link to v5: https://lore.kernel.org/r/20240419-qcom-pd-mapper-v5-0-e35b6f847e99@linaro.org Changes in v5: - pdr: drop lock in pdr_register_listener, list_lock is already held (Chris Lew) - pd_mapper: reworked to provide static configuration per platform (Bjorn) - Link to v4: https://lore.kernel.org/r/20240311-qcom-pd-mapper-v4-0-24679cca5c24@linaro.org Changes in v4: - Fixed missing chunk, reenabled kfree in qmi_del_server (Konrad) - Added configuration for sm6350 (Thanks to Luca) - Removed RFC tag (Konrad) - Link to v3: https://lore.kernel.org/r/20240304-qcom-pd-mapper-v3-0-6858fa1ac1c8@linaro.org Changes in RFC v3: - Send start / stop notifications when PD-mapper domain list is changed - Reworked the way PD-mapper treats protection domains, register all of them in a single batch - Added SC7180 domains configuration based on TCL Book 14 GO - Link to v2: https://lore.kernel.org/r/20240301-qcom-pd-mapper-v2-0-5d12a081d9d1@linaro.org Changes in RFC v2: - Swapped num_domains / domains (Konrad) - Fixed an issue with battery not working on sc8280xp - Added missing configuration for QCS404 --- Dmitry Baryshkov (6): soc: qcom: pdr: protect locator_addr with the main mutex soc: qcom: pdr: fix parsing of domains lists soc: qcom: pdr: extract PDR message marshalling data soc: qcom: qmi: add a way to remove running service soc: qcom: add pd-mapper implementation remoteproc: qcom: enable in-kernel PD mapper drivers/remoteproc/Kconfig | 4 + drivers/remoteproc/qcom_q6v5_adsp.c | 11 +- drivers/remoteproc/qcom_q6v5_mss.c | 10 +- drivers/remoteproc/qcom_q6v5_pas.c | 12 +- drivers/remoteproc/qcom_q6v5_wcss.c | 12 +- drivers/soc/qcom/Kconfig | 14 + drivers/soc/qcom/Makefile | 2 + drivers/soc/qcom/pdr_interface.c | 6 +- drivers/soc/qcom/pdr_internal.h | 318 ++--------------- drivers/soc/qcom/qcom_pd_mapper.c | 656 ++++++++++++++++++++++++++++++++++++ drivers/soc/qcom/qcom_pdr_msg.c | 353 +++++++++++++++++++ drivers/soc/qcom/qmi_interface.c | 67 ++++ include/linux/soc/qcom/pd_mapper.h | 28 ++ include/linux/soc/qcom/qmi.h | 2 + 14 files changed, 1193 insertions(+), 302 deletions(-) --- base-commit: a59668a9397e7245b26e9be85d23f242ff757ae8 change-id: 20240301-qcom-pd-mapper-e12d622d4ad0 Best regards,