Re: [PATCH 5/6] irqchip/renesas-rzg2l: Switch to using dev_err_probe()

From: Lad, Prabhakar
Date: Thu Feb 13 2025 - 04:43:18 EST


On Wed, Feb 12, 2025 at 6:33 PM Fabrizio Castro
<fabrizio.castro.jz@xxxxxxxxxxx> wrote:
>
> Make use of dev_err_probe() to simplify rzg2l_irqc_common_init().
>
> Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@xxxxxxxxxxx>
> ---
> drivers/irqchip/irq-renesas-rzg2l.c | 34 ++++++++++-------------------
> 1 file changed, 12 insertions(+), 22 deletions(-)
>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>

Cheers,
Prabhakar

> diff --git a/drivers/irqchip/irq-renesas-rzg2l.c b/drivers/irqchip/irq-renesas-rzg2l.c
> index 0f325ceb0f53..0e79deccda6d 100644
> --- a/drivers/irqchip/irq-renesas-rzg2l.c
> +++ b/drivers/irqchip/irq-renesas-rzg2l.c
> @@ -541,10 +541,8 @@ static int rzg2l_irqc_common_init(struct device_node *node, struct device_node *
> return -ENODEV;
>
> parent_domain = irq_find_host(parent);
> - if (!parent_domain) {
> - dev_err(dev, "cannot find parent domain\n");
> - return -ENODEV;
> - }
> + if (!parent_domain)
> + return dev_err_probe(dev, -ENODEV, "cannot find parent domain\n");
>
> rzg2l_irqc_data = devm_kzalloc(dev, sizeof(*rzg2l_irqc_data), GFP_KERNEL);
> if (!rzg2l_irqc_data)
> @@ -557,28 +555,21 @@ static int rzg2l_irqc_common_init(struct device_node *node, struct device_node *
> return PTR_ERR(rzg2l_irqc_data->base);
>
> ret = rzg2l_irqc_parse_interrupts(rzg2l_irqc_data, node);
> - if (ret) {
> - dev_err(dev, "cannot parse interrupts: %d\n", ret);
> - return ret;
> - }
> + if (ret)
> + return dev_err_probe(dev, ret, "cannot parse interrupts: %d\n", ret);
>
> resetn = devm_reset_control_get_exclusive_deasserted(dev, NULL);
> - if (IS_ERR(resetn)) {
> - dev_err(dev, "failed to acquire deasserted reset: %d\n", ret);
> - return PTR_ERR(resetn);
> - }
> + if (IS_ERR(resetn))
> + return dev_err_probe(dev, PTR_ERR(resetn),
> + "failed to acquire deasserted reset: %d\n", ret);
>
> ret = devm_pm_runtime_enable(dev);
> - if (ret < 0) {
> - dev_err(dev, "devm_pm_runtime_enable failed: %d\n", ret);
> - return ret;
> - }
> + if (ret < 0)
> + return dev_err_probe(dev, ret, "devm_pm_runtime_enable failed: %d\n", ret);
>
> ret = pm_runtime_resume_and_get(dev);
> - if (ret < 0) {
> - dev_err(dev, "pm_runtime_resume_and_get failed: %d\n", ret);
> - return ret;
> - }
> + if (ret < 0)
> + return dev_err_probe(dev, ret, "pm_runtime_resume_and_get failed: %d\n", ret);
>
> raw_spin_lock_init(&rzg2l_irqc_data->lock);
>
> @@ -587,8 +578,7 @@ static int rzg2l_irqc_common_init(struct device_node *node, struct device_node *
> rzg2l_irqc_data);
> if (!irq_domain) {
> pm_runtime_put(dev);
> - dev_err(dev, "failed to add irq domain\n");
> - return -ENOMEM;
> + return dev_err_probe(dev, -ENOMEM, "failed to add irq domain\n");
> }
>
> register_syscore_ops(&rzg2l_irqc_syscore_ops);
> --
> 2.34.1
>
>