From patchwork Wed May 29 08:00:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshinori Sato X-Patchwork-Id: 13678097 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EE5A1C25B7C for ; Wed, 29 May 2024 08:02:04 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3CBFE113435; Wed, 29 May 2024 08:02:03 +0000 (UTC) Received: from sakura.ysato.name (ik1-413-38519.vs.sakura.ne.jp [153.127.30.23]) by gabe.freedesktop.org (Postfix) with ESMTP id 3C825113449 for ; Wed, 29 May 2024 08:01:39 +0000 (UTC) Received: from SIOS1075.ysato.name (al128006.dynamic.ppp.asahi-net.or.jp [111.234.128.6]) by sakura.ysato.name (Postfix) with ESMTPSA id EC6C11C0594; Wed, 29 May 2024 17:01:36 +0900 (JST) From: Yoshinori Sato To: linux-sh@vger.kernel.org Cc: Yoshinori Sato , Damien Le Moal , Niklas Cassel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Michael Turquette , Stephen Boyd , David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Thomas Gleixner , Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Greg Kroah-Hartman , Jiri Slaby , Magnus Damm , Daniel Lezcano , Rich Felker , John Paul Adrian Glaubitz , Lee Jones , Helge Deller , Heiko Stuebner , Neil Armstrong , Chris Morgan , Sebastian Reichel , Linus Walleij , Arnd Bergmann , Masahiro Yamada , Baoquan He , Andrew Morton , Guenter Roeck , Kefeng Wang , Stephen Rothwell , Azeem Shaikh , Guo Ren , Max Filippov , Jernej Skrabec , Herve Codina , Andy Shevchenko , Anup Patel , Jacky Huang , Hugo Villeneuve , Jonathan Corbet , Wolfram Sang , =?utf-8?q?Uwe_Kleine-K?= =?utf-8?q?=C3=B6nig?= , Christophe JAILLET , Sam Ravnborg , Javier Martinez Canillas , Sergey Shtylyov , Laurent Pinchart , linux-ide@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-pci@vger.kernel.org, linux-serial@vger.kernel.org, linux-fbdev@vger.kernel.org Subject: [DO NOT MERGE v8 05/36] sh: GENERIC_IRQ_CHIP support for CONFIG_OF=y Date: Wed, 29 May 2024 17:00:51 +0900 Message-Id: X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Remove unused function prototype. Add helper update_sr_imask. use for SH7751 irq driver. Add stub intc_finalize. Signed-off-by: Yoshinori Sato --- arch/sh/include/asm/io.h | 2 ++ arch/sh/include/asm/irq.h | 10 ++++++++-- arch/sh/kernel/cpu/Makefile | 5 +---- arch/sh/kernel/cpu/irq/imask.c | 17 +++++++++++++++++ include/linux/sh_intc.h | 7 ++++++- 5 files changed, 34 insertions(+), 7 deletions(-) diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index cf5eab840d57..5c544cf5201b 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -121,7 +121,9 @@ __BUILD_MEMORY_STRING(__raw_, q, u64) #define ioport_map ioport_map #define ioport_unmap ioport_unmap +#ifndef CONFIG_SH_DEVICE_TREE #define pci_iounmap pci_iounmap +#endif #define ioread8 ioread8 #define ioread16 ioread16 diff --git a/arch/sh/include/asm/irq.h b/arch/sh/include/asm/irq.h index 0f384b1f45ca..3d897229dcc4 100644 --- a/arch/sh/include/asm/irq.h +++ b/arch/sh/include/asm/irq.h @@ -16,8 +16,8 @@ /* * Simple Mask Register Support */ -extern void make_maskreg_irq(unsigned int irq); -extern unsigned short *irq_mask_register; + +void update_sr_imask(unsigned int irq, bool enable); /* * PINT IRQs @@ -54,4 +54,10 @@ extern void irq_finish(unsigned int irq); #include +/* SH3/4 INTC stuff */ +/* IRL level 0 - 15 */ +#define NR_IRL 15 +/* IRL0 -> IRQ16 */ +#define IRL_BASE_IRQ 16 + #endif /* __ASM_SH_IRQ_H */ diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index e00ebf134985..ad12807fae9c 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -20,7 +20,4 @@ ifndef CONFIG_COMMON_CLK obj-y += clock.o obj-$(CONFIG_SH_CLK_CPG_LEGACY) += clock-cpg.o endif -ifndef CONFIG_GENERIC_IRQ_CHIP -obj-y += irq/ -endif -obj-y += init.o fpu.o pfc.o proc.o +obj-y += init.o fpu.o pfc.o proc.o irq/ diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c index 572585c3f2fd..7589ca7c506c 100644 --- a/arch/sh/kernel/cpu/irq/imask.c +++ b/arch/sh/kernel/cpu/irq/imask.c @@ -51,6 +51,7 @@ static inline void set_interrupt_registers(int ip) : "t"); } +#ifndef CONFIG_GENERIC_IRQ_CHIP static void mask_imask_irq(struct irq_data *data) { unsigned int irq = data->irq; @@ -83,3 +84,19 @@ void make_imask_irq(unsigned int irq) irq_set_chip_and_handler_name(irq, &imask_irq_chip, handle_level_irq, "level"); } +#else +void update_sr_imask(unsigned int irq, bool enable) +{ + if (enable) { + set_bit(irq, imask_mask); + interrupt_priority = IMASK_PRIORITY - + find_first_bit(imask_mask, IMASK_PRIORITY); + } else { + clear_bit(irq, imask_mask); + if (interrupt_priority < IMASK_PRIORITY - irq) + interrupt_priority = IMASK_PRIORITY - irq; + } + set_interrupt_registers(interrupt_priority); +} +EXPORT_SYMBOL(update_sr_imask); +#endif diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h index 27ae79191bdc..994b5b05a0d7 100644 --- a/include/linux/sh_intc.h +++ b/include/linux/sh_intc.h @@ -139,8 +139,13 @@ struct intc_desc symbol __initdata = { \ int register_intc_controller(struct intc_desc *desc); int intc_set_priority(unsigned int irq, unsigned int prio); int intc_irq_lookup(const char *chipname, intc_enum enum_id); +#ifndef CONFIG_SH_DEVICE_TREE void intc_finalize(void); - +#else +static inline void intc_finalize(void) +{ +} +#endif #ifdef CONFIG_INTC_USERIMASK int register_intc_userimask(unsigned long addr); #else