From nobody Tue Feb 10 16:21:56 2026 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4065A28000B; Fri, 30 Jan 2026 02:59:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769741994; cv=none; b=KNbL8vsneIR1l+zvdYKBvuloh32bi/ESj/iWFfwpq1M/u4gHs2167iEjsjphAsKU9vxQI2DncNXaKZNVLpX4Dsx1njOp7t33EHJl2caJImOtz1OOoTxGOe0K5uRZrOIq9x7tBc50bEphJK2bT+tVeTSOOMSij7x3rp91G2qF/v0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769741994; c=relaxed/simple; bh=iHXr+8W41Xjj6s21oOqnU/6PlZeCg5CZvSmWzwgP91k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=i9zONZrG9CXNd1ek8dNCZCMU186TZwh9sEyeJAHqaOtSAjSUosu192RCdQ7s2/1Z58aaqXXjzHutDxXZGcUcHMFtFURwKjaR9b1FXSVNWNp+AsauRuvAh+9uE8psULC8TkPafqAU0uBhmVF4KcxqqNXRel01jKIuk/YYWQbh2Os= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn; spf=pass smtp.mailfrom=loongson.cn; arc=none smtp.client-ip=114.242.206.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=loongson.cn Received: from loongson.cn (unknown [10.40.57.136]) by gateway (Coremail) with SMTP id _____8Dx98GmHnxp7SQOAA--.33924S3; Fri, 30 Jan 2026 10:59:50 +0800 (CST) Received: from localhost.localdomain (unknown [10.40.57.136]) by front1 (Coremail) with SMTP id qMiowJDxaeCfHnxpR_Q5AA--.45699S4; Fri, 30 Jan 2026 10:59:49 +0800 (CST) From: Tianyang Zhang To: chenhuacai@kernel.org, kernel@xen0n.name, corbet@lwn.net, alexs@kernel.org, si.yanteng@linux.dev, tglx@linutronix.de, jiaxun.yang@flygoat.com, maobibo@loongson.cn Cc: loongarch@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Tianyang Zhang Subject: [PATCH v9 2/4] irqchip/irq-loongson.h:irq-loongson.h preparation for Redirect irqchip Date: Fri, 30 Jan 2026 10:59:37 +0800 Message-ID: <20260130025941.2140582-3-zhangtianyang@loongson.cn> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20260130025941.2140582-1-zhangtianyang@loongson.cn> References: <20260130025941.2140582-1-zhangtianyang@loongson.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowJDxaeCfHnxpR_Q5AA--.45699S4 X-CM-SenderInfo: x2kd0wxwld05hdqjqz5rrqw2lrqou0/ X-Coremail-Antispam: 1Uk129KBj93XoWxGFy8AF1rXrW5WrW3Zw4kKrX_yoW5Jw1rpF W5Aay29r48tF4xXry5Gw1kJFy3ZFyxKrZrtayfGayfXFZ8Gws7WFy7tas5ZFy8Gr48ua4I 9r40qF1UuFs8A3gCm3ZEXasCq-sJn29KB7ZKAUJUUUj5529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUm0b4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1a6r1DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Cr0_Gr1UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7CjxVAF wI0_Cr1j6rxdM2kKe7AKxVW8ZVWrXwAS0I0E0xvYzxvE52x082IY62kv0487Mc804VCY07 AIYIkI8VC2zVCFFI0UMc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWr XVW3AwAv7VC2z280aVAFwI0_Gr1j6F4UJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2 Ij64vIr41lF7xvrVCFI7AF6II2Y40_Zr0_Gr1UMxkF7I0En4kS14v26r4a6rW5MxAIw28I cxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMxCIbckI1I0E14v26r4a6rW5MI8I3I 0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWU tVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26F1j6w1UMIIF0xvE2Ix0cI8IcV CY1x0267AKxVWxJVW8Jr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE 14v26r4UJVWxJr1lIxAIcVC2z280aVCY1x0267AKxVW8Jr0_Cr1UYxBIdaVFxhVjvjDU0x ZFpf9x07b-eOJUUUUU= Content-Type: text/plain; charset="utf-8" Adjusted definitions and macro from loongson-avec.c to irq-loongson.h, including: 1 marco AVEC_MSG_OFFSET 2 struct avecintc_data 3 Make avecintc_sync public Signed-off-by: Tianyang Zhang --- drivers/irqchip/irq-loongarch-avec.c | 12 +----------- drivers/irqchip/irq-loongson.h | 19 +++++++++++++++++++ 2 files changed, 20 insertions(+), 11 deletions(-) diff --git a/drivers/irqchip/irq-loongarch-avec.c b/drivers/irqchip/irq-loo= ngarch-avec.c index ba556c008cf3..70aa34439370 100644 --- a/drivers/irqchip/irq-loongarch-avec.c +++ b/drivers/irqchip/irq-loongarch-avec.c @@ -24,7 +24,6 @@ #define VECTORS_PER_REG 64 #define IRR_VECTOR_MASK 0xffUL #define IRR_INVALID_MASK 0x80000000UL -#define AVEC_MSG_OFFSET 0x100000 =20 #ifdef CONFIG_SMP struct pending_list { @@ -47,15 +46,6 @@ struct avecintc_chip { =20 static struct avecintc_chip loongarch_avec; =20 -struct avecintc_data { - struct list_head entry; - unsigned int cpu; - unsigned int vec; - unsigned int prev_cpu; - unsigned int prev_vec; - unsigned int moving; -}; - static inline void avecintc_enable(void) { u64 value; @@ -85,7 +75,7 @@ static inline void pending_list_init(int cpu) INIT_LIST_HEAD(&plist->head); } =20 -static void avecintc_sync(struct avecintc_data *adata) +void avecintc_sync(struct avecintc_data *adata) { struct pending_list *plist; =20 diff --git a/drivers/irqchip/irq-loongson.h b/drivers/irqchip/irq-loongson.h index 11fa138d1f44..1f11d799bf0a 100644 --- a/drivers/irqchip/irq-loongson.h +++ b/drivers/irqchip/irq-loongson.h @@ -6,6 +6,17 @@ #ifndef _DRIVERS_IRQCHIP_IRQ_LOONGSON_H #define _DRIVERS_IRQCHIP_IRQ_LOONGSON_H =20 +#define AVEC_MSG_OFFSET 0x100000 + +struct avecintc_data { + struct list_head entry; + unsigned int cpu; + unsigned int vec; + unsigned int prev_cpu; + unsigned int prev_vec; + unsigned int moving; +}; + int find_pch_pic(u32 gsi); =20 int liointc_acpi_init(struct irq_domain *parent, @@ -24,4 +35,12 @@ int pch_msi_acpi_init(struct irq_domain *parent, struct acpi_madt_msi_pic *acpi_pchmsi); int pch_msi_acpi_init_avec(struct irq_domain *parent); =20 +int redirect_acpi_init(struct irq_domain *parent); + +#ifdef CONFIG_SMP +void avecintc_sync(struct avecintc_data *adata); +#else +static inline void avecintc_sync(struct avecintc_data *adata) {} +#endif + #endif /* _DRIVERS_IRQCHIP_IRQ_LOONGSON_H */ --=20 2.41.0