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From: Marc Zyngier <marc.zyngier@arm.com>
To: Bartosz Golaszewski <brgl@bgdev.pl>
Cc: David Lechner <david@lechnology.com>,
	Kevin Hilman <khilman@kernel.org>, Sekhar Nori <nsekhar@ti.com>,
	linux-kernel@vger.kernel.org,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	linux-arm-kernel@lists.infradead.org,
	Jason Cooper <jason@lakedaemon.net>
Subject: Re: [PATCH v3 32/37] ARM: davinci: cp-intc: unify error handling
Date: Thu, 14 Feb 2019 11:11:27 +0000	[thread overview]
Message-ID: <86k1i2sjz4.wl-marc.zyngier@arm.com> (raw)
In-Reply-To: <20190212103835.7768-33-brgl@bgdev.pl>

On Tue, 12 Feb 2019 10:38:30 +0000,
Bartosz Golaszewski <brgl@bgdev.pl> wrote:
> 
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> 
> Use WARN_ON() on eny error in cp-intc initialization and drop all
> custom error messages.

This isn't what this patch is doing.

Thanks,

	M.

> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> Reviewed-by: David Lechner <david@lechnology.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
> 

-- 
Jazz is not dead, it just smell funny.

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  reply	other threads:[~2019-02-14 11:11 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-12 10:37 [PATCH v3 00/37] ARM: davinci: modernize the irq support Bartosz Golaszewski
2019-02-12 10:37 ` [PATCH v3 01/37] input: davinci_keyscan: remove unnecessary includes Bartosz Golaszewski
2019-02-14 14:09   ` Sekhar Nori
2019-02-12 10:38 ` [PATCH v3 02/37] ARM: davinci: remove intc_host_map from davinci_soc_info struct Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 03/37] ARM: davinci: aintc: use irq domain Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 04/37] ARM: davinci: select GENERIC_IRQ_MULTI_HANDLER Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 05/37] ARM: davinci: remove davinci_intc_type Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 06/37] ARM: davinci: pull davinci_intc_base into the respective intc drivers Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 07/37] ARM: davinci: wrap HW interrupt numbers with a macro Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 08/37] ARM: davinci: select SPARSE_IRQ Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 09/37] ARM: davinci: make irqs.h a local header Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 10/37] ARM: davinci: aintc: drop GPL license boilerplate Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 11/37] ARM: davinci: aintc: wrap davinci_irq_init() with a helper Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 12/37] ARM: davinci: aintc: use a common prefix for symbols in the driver Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 13/37] ARM: davinci: aintc: drop the 00 prefix from register offsets Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 14/37] ARM: davinci: aintc: use readl/writel_relaxed() Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 15/37] irqchip: davinci-aintc: add a new config structure Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 16/37] ARM: davinci: aintc: use the new irqchip config structure in dm* SoCs Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 17/37] ARM: davinci: aintc: use the new config structure Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 18/37] ARM: davinci: aintc: unify error handling Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 19/37] ARM: davinci: aintc: request memory region before remapping it Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 20/37] ARM: davinci: aintc: move timer-specific irq_set_handler() out of irq.c Bartosz Golaszewski
2019-02-14 10:57   ` Marc Zyngier
2019-02-14 12:44     ` Sekhar Nori
2019-02-14 12:56       ` Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 21/37] ARM: davinci: aintc: remove unnecessary includes Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 22/37] irqchip: davinci-aintc: move the driver to drivers/irqchip Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 23/37] ARM: davinci: cp-intc: remove cp_intc.h Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 24/37] ARM: davinci: cp-intc: add a wrapper around cp_intc_init() Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 25/37] irqchip: davinci-cp-intc: add a new config structure Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 26/37] ARM: davinci: cp-intc: add the new config structures for da8xx SoCs Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 27/37] ARM: davinci: cp-intc: use a common prefix for all symbols Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 28/37] ARM: davinci: cp-intc: convert all hex numbers to lowercase Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 29/37] ARM: davinci: cp-intc: use the new-style config structure Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 30/37] ARM: davinci: cp-intc: request the memory region before remapping it Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 31/37] ARM: davinci: cp-intc: improve coding style Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 32/37] ARM: davinci: cp-intc: unify error handling Bartosz Golaszewski
2019-02-14 11:11   ` Marc Zyngier [this message]
2019-02-12 10:38 ` [PATCH v3 33/37] ARM: davinci: cp-intc: use readl/writel_relaxed() Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 34/37] ARM: davinci: cp-intc: drop GPL license boilerplate Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 35/37] ARM: davinci: cp-intc: remove redundant comments Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 36/37] irqchip: davinci-cp-intc: move the driver to drivers/irqchip Bartosz Golaszewski
2019-02-12 10:38 ` [PATCH v3 37/37] ARM: davinci: remove intc related fields from davinci_soc_info Bartosz Golaszewski

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