linux-kernel - Re: [PATCH v8 08/13] misc: rp1: RaspberryPi RP1 misc driver

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Message-ID: <20250323114945.GD1902347@rocinante>
Date: Sun, 23 Mar 2025 20:49:45 +0900
From: Krzysztof Wilczynski <kw@...ux.com>
To: Andrea della Porta <andrea.porta@...e.com>
Cc: Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>, Bartosz Golaszewski <brgl@...ev.pl>,
	Derek Kiernan <derek.kiernan@....com>,
	Dragan Cvetic <dragan.cvetic@....com>,
	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Saravana Kannan <saravanak@...gle.com>, linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-gpio@...r.kernel.org, Masahiro Yamada <masahiroy@...nel.org>,
	Stefan Wahren <wahrenst@....net>,
	Herve Codina <herve.codina@...tlin.com>,
	Luca Ceresoli <luca.ceresoli@...tlin.com>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	Andrew Lunn <andrew@...n.ch>, Phil Elwell <phil@...pberrypi.com>,
	Dave Stevenson <dave.stevenson@...pberrypi.com>,
	kernel-list@...pberrypi.com
Subject: Re: [PATCH v8 08/13] misc: rp1: RaspberryPi RP1 misc driver

Hello,

Thank you for sending new version.  Appreciated.

> +	case IRQ_TYPE_LEVEL_HIGH:
> +		dev_dbg(&rp1->pdev->dev, "MSIX IACK EN for irq %u\n", hwirq);
> +		msix_cfg_set(rp1, hwirq, MSIX_CFG_IACK_EN);
> +		rp1->level_triggered_irq[hwirq] = true;

[...]
> +		if (!irq) {
> +			dev_err(&pdev->dev, "Failed to create irq mapping\n");
> +			err = -EINVAL;
> +			goto err_unregister_interrupts;
> +		}

A small nitpick: "IRQ" in both of the above.  Not a blocker, though, so
feel free to ignore this feedback.

	Krzysztof