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Sun, 08 Dec 2024 23:11:19 -0800 (PST) Received: from localhost.localdomain ([122.8.183.87]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-5f2bdb73d46sm293812eaf.13.2024.12.08.23.11.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 08 Dec 2024 23:11:18 -0800 (PST) From: Chen Wang To: u.kleine-koenig@baylibre.com, aou@eecs.berkeley.edu, arnd@arndb.de, unicorn_wang@outlook.com, conor+dt@kernel.org, guoren@kernel.org, inochiama@outlook.com, krzk+dt@kernel.org, palmer@dabbelt.com, paul.walmsley@sifive.com, robh@kernel.org, tglx@linutronix.de, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, chao.wei@sophgo.com, xiaoguang.xing@sophgo.com, fengchun.li@sophgo.com Subject: [PATCH v2 0/3] irqchip: Add Sophgo SG2042 MSI controller Date: Mon, 9 Dec 2024 15:11:10 +0800 Message-Id: X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Chen Wang This controller is on the Sophgo SG2042 SoC to transform interrupts from PCIe MSI to PLIC interrupts. Thanks, Chen --- Changes in v2: The patch series is based on v6.13-rc2. Fixed following issues as per comments from Rob Herring, Thomas Gleixner, thanks. - Improve driver binding description, use msi-ranges instread. - Improve driver code: - Improve coding style. - Fixed bug that possible memory leak of bitmap when sg2042_msi_init_domains returns error. - Use guard(mutex). - Use the MSI parent model. Changes in v1: The patch series is based on v6.12-rc7. You can simply review or test the patches at the link [1]. Link: https://lore.kernel.org/linux-riscv/cover.1731296803.git.unicorn_wang@outlook.com/ [1] --- Chen Wang (3): dt-bindings: interrupt-controller: Add Sophgo SG2042 MSI irqchip: Add the Sophgo SG2042 MSI interrupt controller riscv: sophgo: dts: add msi controller for SG2042 .../sophgo,sg2042-msi.yaml | 63 ++++ arch/riscv/boot/dts/sophgo/sg2042.dtsi | 10 + drivers/irqchip/Kconfig | 12 + drivers/irqchip/Makefile | 1 + drivers/irqchip/irq-sg2042-msi.c | 285 ++++++++++++++++++ 5 files changed, 371 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml create mode 100644 drivers/irqchip/irq-sg2042-msi.c base-commit: fac04efc5c793dccbd07e2d59af9f90b7fc0dca4 -- 2.34.1