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Wysocki" , Mika Westerberg , Andy Shevchenko , Linus Walleij , Bartosz Golaszewski , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= Cc: Palmer Dabbelt , Paul Walmsley , Alexandre Ghiti , Len Brown , Sunil V L , Rahul Pathak , Leyfoon Tan , Atish Patra , Andrew Jones , Samuel Holland , Anup Patel , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Anup Patel Subject: [PATCH v8 17/24] ACPI: RISC-V: Create interrupt controller list in sorted order Date: Fri, 4 Jul 2025 12:33:49 +0530 Message-ID: <20250704070356.1683992-18-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250704070356.1683992-1-apatel@ventanamicro.com> References: <20250704070356.1683992-1-apatel@ventanamicro.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sunil V L Currently, the interrupt controller list is created without any order. Create the list sorted with the GSI base of the interrupt controllers. Signed-off-by: Sunil V L Signed-off-by: Anup Patel --- drivers/acpi/riscv/irq.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/riscv/irq.c b/drivers/acpi/riscv/irq.c index cced960c2aef..33c073e2e71d 100644 --- a/drivers/acpi/riscv/irq.c +++ b/drivers/acpi/riscv/irq.c @@ -115,7 +115,7 @@ struct fwnode_handle *riscv_acpi_get_gsi_domain_id(u32 gsi) static int __init riscv_acpi_register_ext_intc(u32 gsi_base, u32 nr_irqs, u32 nr_idcs, u32 id, u32 type) { - struct riscv_ext_intc_list *ext_intc_element; + struct riscv_ext_intc_list *ext_intc_element, *node; ext_intc_element = kzalloc(sizeof(*ext_intc_element), GFP_KERNEL); if (!ext_intc_element) @@ -125,7 +125,12 @@ static int __init riscv_acpi_register_ext_intc(u32 gsi_base, u32 nr_irqs, u32 nr ext_intc_element->nr_irqs = nr_irqs; ext_intc_element->nr_idcs = nr_idcs; ext_intc_element->id = id; - list_add_tail(&ext_intc_element->list, &ext_intc_list); + list_for_each_entry(node, &ext_intc_list, list) { + if (node->gsi_base < ext_intc_element->gsi_base) + break; + } + + list_add_tail(&ext_intc_element->list, &node->list); return 0; } -- 2.43.0