linux-kernel - Re: [PATCH 1/3] i2c: qcom-geni: Let firmware specify irq trigger flags

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Message-ID: <20200310094159.GG1987@ninjato>
Date:   Tue, 10 Mar 2020 10:42:00 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     linux-kernel@...r.kernel.org, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        linux-i2c@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Girish Mahadevan <girishm@...eaurora.org>,
        Dilip Kota <dkota@...eaurora.org>,
        Alok Chauhan <alokc@...eaurora.org>,
        Douglas Anderson <dianders@...omium.org>
Subject: Re: [PATCH 1/3] i2c: qcom-geni: Let firmware specify irq trigger
 flags

On Tue, Feb 04, 2020 at 11:31:50AM -0800, Stephen Boyd wrote:
> We don't need to force IRQF_TRIGGER_HIGH here as the DT or ACPI tables
> should take care of this for us. Just use 0 instead so that we use the
> flags from the firmware. Also, remove specify dev_name() for the irq
> name so that we can get better information in /proc/interrupts about
> which device is generating interrupts.
> 
> Cc: Girish Mahadevan <girishm@...eaurora.org>
> Cc: Dilip Kota <dkota@...eaurora.org>
> Cc: Alok Chauhan <alokc@...eaurora.org>
> Cc: Douglas Anderson <dianders@...omium.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>

All patches look good, but this one doesn't build because dev is defined
in the next patch only. I also can't apply patch 2 before 1, so please
rebase and resend.

> ---
>  drivers/i2c/busses/i2c-qcom-geni.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c
> index 17abf60c94ae..3e13b54ce3f8 100644
> --- a/drivers/i2c/busses/i2c-qcom-geni.c
> +++ b/drivers/i2c/busses/i2c-qcom-geni.c
> @@ -549,8 +549,8 @@ static int geni_i2c_probe(struct platform_device *pdev)
>  	init_completion(&gi2c->done);
>  	spin_lock_init(&gi2c->lock);
>  	platform_set_drvdata(pdev, gi2c);
> -	ret = devm_request_irq(&pdev->dev, gi2c->irq, geni_i2c_irq,
> -			       IRQF_TRIGGER_HIGH, "i2c_geni", gi2c);
> +	ret = devm_request_irq(dev, gi2c->irq, geni_i2c_irq, 0,
> +			       dev_name(&pdev->dev), gi2c);
>  	if (ret) {
>  		dev_err(&pdev->dev, "Request_irq failed:%d: err:%d\n",
>  			gi2c->irq, ret);
> -- 
> Sent by a computer, using git, on the internet
> 

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