linux-kernel - Re: [PATCH v3] mfd: qcom_rpm: fix offset error for msm8660

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Message-ID: <20160616002024.GO28218@codeaurora.org>
Date:	Wed, 15 Jun 2016 17:20:24 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	lee.jones@...aro.org, linux-kernel@...r.kernel.org,
	Bjorn Andersson <bjorn.andersson@...aro.org>,
	stable@...r.kernel.org
Subject: Re: [PATCH v3] mfd: qcom_rpm: fix offset error for msm8660

On 06/15, Linus Walleij wrote:
> @@ -426,10 +447,11 @@ static irqreturn_t qcom_rpm_ack_interrupt(int irq, void *dev)
>  	u32 ack;
>  	int i;
>  
> -	ack = readl_relaxed(RPM_CTRL_REG(rpm, RPM_ACK_CONTEXT));
> -	for (i = 0; i < RPM_SELECT_SIZE; i++)
> -		writel_relaxed(0, RPM_CTRL_REG(rpm, RPM_ACK_SELECTOR + i));
> -	writel(0, RPM_CTRL_REG(rpm, RPM_ACK_CONTEXT));
> +	ack = readl_relaxed(RPM_CTRL_REG(rpm, rpm->data->ack_ctx_off));
> +	for (i = 0; i < rpm->data->sel_size; i++)
> +		writel_relaxed(0,
> +			RPM_CTRL_REG(rpm, rpm->data->ack_sel_off + i));
> +	writel(0, RPM_CTRL_REG(rpm, rpm->data->ack_ctx_off));

Does the ack size vary though? I thought that was always 7. It
seems that really only the request selector size varies?

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