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[31.30.173.16]) by smtp.gmail.com with ESMTPSA id o12-20020a05600c4fcc00b0040775501256sm11871874wmq.16.2023.10.24.05.17.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Oct 2023 05:17:33 -0700 (PDT) Date: Tue, 24 Oct 2023 14:17:32 +0200 From: Andrew Jones To: Anup Patel Subject: Re: [PATCH v11 05/14] irqchip/riscv-intc: Add support for RISC-V AIA Message-ID: <20231024-4aa004731cc3edf5f6e51031@orel> References: <20231023172800.315343-1-apatel@ventanamicro.com> <20231023172800.315343-6-apatel@ventanamicro.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231023172800.315343-6-apatel@ventanamicro.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231024_051738_509225_E4529C8F X-CRM114-Status: GOOD ( 12.78 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Conor Dooley , Saravana Kannan , Marc Zyngier , Anup Patel , Atish Patra , linux-kernel@vger.kernel.org, =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= , Rob Herring , Palmer Dabbelt , Krzysztof Kozlowski , Paul Walmsley , Thomas Gleixner , Frank Rowand , linux-riscv@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Mon, Oct 23, 2023 at 10:57:51PM +0530, Anup Patel wrote: > The RISC-V advanced interrupt architecture (AIA) extends the per-HART > local interrupts in following ways: > 1. Minimum 64 local interrupts for both RV32 and RV64 > 2. Ability to process multiple pending local interrupts in same > interrupt handler > 3. Priority configuration for each local interrupts > 4. Special CSRs to configure/access the per-HART MSI controller > > We add support for #1 and #2 described above in the RISC-V intc driver. > > Signed-off-by: Anup Patel > --- > drivers/irqchip/irq-riscv-intc.c | 34 ++++++++++++++++++++++++++------ > 1 file changed, 28 insertions(+), 6 deletions(-) > Reviewed-by: Andrew Jones _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv