Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Bartosz Golaszewski <brgl@bgdev.pl>
To:     Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Sekhar Nori <nsekhar@ti.com>,
        Kevin Hilman <khilman@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Jason Cooper <jason@lakedaemon.net>,
        Marc Zyngier <marc.zyngier@arm.com>,
        David Lechner <david@lechnology.com>
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>
Subject: [PATCH v4 32/37] ARM: davinci: cp-intc: unify error handling
Date:   Thu, 14 Feb 2019 15:52:26 +0100
Message-Id: <20190214145231.8750-33-brgl@bgdev.pl>
In-Reply-To: <20190214145231.8750-1-brgl@bgdev.pl>
References: <20190214145231.8750-1-brgl@bgdev.pl>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Bartosz Golaszewski <bgolaszewski@baylibre.com>

Instead of dumping stack traces, just print a specific error message
in aintc driver.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
 arch/arm/mach-davinci/cp_intc.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
index 25221dfe8a20..1bf11fa8be76 100644
--- a/arch/arm/mach-davinci/cp_intc.c
+++ b/arch/arm/mach-davinci/cp_intc.c
@@ -177,8 +177,10 @@ davinci_cp_intc_do_init(const struct davinci_cp_intc_config *config,
 
 	davinci_cp_intc_base = ioremap(config->reg.start,
 				       resource_size(&config->reg));
-	if (WARN_ON(!davinci_cp_intc_base))
+	if (!davinci_cp_intc_base) {
+		pr_err("%s: unable to ioremap register range\n", __func__);
 		return -EINVAL;
+	}
 
 	davinci_cp_intc_write(0, DAVINCI_CP_INTC_GLOBAL_ENABLE);
 
@@ -210,8 +212,9 @@ davinci_cp_intc_do_init(const struct davinci_cp_intc_config *config,
 
 	irq_base = irq_alloc_descs(-1, 0, config->num_irqs, 0);
 	if (irq_base < 0) {
-		pr_warn("Couldn't allocate IRQ numbers\n");
-		irq_base = 0;
+		pr_err("%s: unable to allocate interrupt descriptors: %d\n",
+		       __func__, irq_base);
+		return irq_base;
 	}
 
 	/* create a legacy host */
@@ -220,7 +223,7 @@ davinci_cp_intc_do_init(const struct davinci_cp_intc_config *config,
 					&davinci_cp_intc_irq_domain_ops, NULL);
 
 	if (!davinci_cp_intc_irq_domain) {
-		pr_err("cp_intc: failed to allocate irq host!\n");
+		pr_err("%s: unable to create an interrupt domain\n", __func__);
 		return -EINVAL;
 	}
 
-- 
2.20.1