linux-kernel - Re: [PATCH v3] MIPS: Replace setup_irq() by request

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Date:   Thu, 5 Mar 2020 18:12:40 +0530
From:   afzal mohammed <afzal.mohd.ma@...il.com>
To:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Cc:     linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <paulburton@...nel.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        bcm-kernel-feedback-list@...adcom.com,
        "Maciej W. Rozycki" <macro@...ux-mips.org>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Keguang Zhang <keguang.zhang@...il.com>,
        Huacai Chen <chenhc@...ote.com>,
        John Crispin <john@...ozen.org>
Subject: Re: [PATCH v3] MIPS: Replace setup_irq() by request_irq()

Hi Thomas,

On Thu, Mar 05, 2020 at 05:59:50PM +0530, afzal mohammed wrote:

> For your reference, diff between v4 & v3 below,

i messed up with the diff b/n v4 & v3, correct one as follows, v4 is a
proper one, only diff generation got messed up.

Regards
afzal

diff --git a/arch/mips/include/asm/sni.h b/arch/mips/include/asm/sni.h
index b8653de25ca1..7dfa297ce597 100644
--- a/arch/mips/include/asm/sni.h
+++ b/arch/mips/include/asm/sni.h
@@ -11,6 +11,8 @@
 #ifndef __ASM_SNI_H
 #define __ASM_SNI_H
 
+#include <linux/irqreturn.h>
+
 extern unsigned int sni_brd_type;
 
 #define SNI_BRD_10		   2
diff --git a/arch/mips/pmcs-msp71xx/msp_time.c b/arch/mips/pmcs-msp71xx/msp_time.c
index 5f211d2d14ff..baf0da8b4c98 100644
--- a/arch/mips/pmcs-msp71xx/msp_time.c
+++ b/arch/mips/pmcs-msp71xx/msp_time.c
@@ -76,7 +76,7 @@ void __init plat_time_init(void)
 
 unsigned int get_c0_compare_int(void)
 {
-	unsigned log flags = IRQF_PERCPU | IRQF_TIMER | IRQF_SHARED;
+	unsigned long flags = IRQF_PERCPU | IRQF_TIMER | IRQF_SHARED;
 
 	/* MIPS_MT modes may want timer for second VPE */
 	if ((get_current_vpe()) && !tim_installed) {
diff --git a/arch/mips/ralink/cevt-rt3352.c b/arch/mips/ralink/cevt-rt3352.c
index 84013214434a..269d4877d120 100644
--- a/arch/mips/ralink/cevt-rt3352.c
+++ b/arch/mips/ralink/cevt-rt3352.c
@@ -89,7 +89,7 @@ static int systick_shutdown(struct clock_event_device *evt)
 	sdev = container_of(evt, struct systick_device, dev);
 
 	if (sdev->irq_requested)
-		free_irq(systick.dev.irq, &systick_irqaction);
+		free_irq(systick.dev.irq, &systick.dev);
 	sdev->irq_requested = 0;
 	iowrite32(0, systick.membase + SYSTICK_CONFIG);
 
diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c
index 5254a3a1f37c..240bb68ec247 100644
--- a/arch/mips/sni/time.c
+++ b/arch/mips/sni/time.c
@@ -62,14 +62,12 @@ static irqreturn_t a20r_interrupt(int irq, void *dev_id)
 static void __init sni_a20r_timer_setup(void)
 {
 	struct clock_event_device *cd = &a20r_clockevent_device;
-	struct irqaction *action = &a20r_irqaction;
 	unsigned int cpu = smp_processor_id();
 
 	cd->cpumask		= cpumask_of(cpu);
 	clockevents_register_device(cd);
-	action->dev_id = cd;
 	if (request_irq(SNI_A20R_IRQ_TIMER, a20r_interrupt,
-			IRQF_PERCPU | IRQF_TIMER, "a20r-timer", NULL))
+			IRQF_PERCPU | IRQF_TIMER, "a20r-timer", cd))
 		pr_err("Failed to register a20r-timer interrupt\n");
 }