linux-kernel - Re: [PATCH V4 2/2] spmi: pmic_arb: add support for hw version 2

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Date:	Tue, 24 Feb 2015 13:01:08 +0200
From:	"Ivan T. Ivanov" <iivanov@...sol.com>
To:	Gilad Avidov <gavidov@...eaurora.org>
Cc:	sdharia@...eaurora.org, mlocke@...eaurora.org,
	linux-arm-msm@...r.kernel.org, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org, galak@...eaurora.org,
	agross@...eaurora.org
Subject: Re: [PATCH V4 2/2] spmi: pmic_arb: add support for hw version 2


Hi Gilad,

One more comment :-).

On Thu, 2015-02-19 at 15:54 -0700, Gilad Avidov wrote:

<snip>


-static int pmic_arb_wait_for_done(struct spmi_controller *ctrl)
+static int pmic_arb_wait_for_done(struct spmi_controller *ctrl,
+                                               void __iomem *base, u8 sid, u16 addr)
 {
        struct spmi_pmic_arb_dev *dev = spmi_controller_get_drvdata(ctrl);
        u32 status = 0;
        u32 timeout = PMIC_ARB_TIMEOUT_US;
-       u32 offset = PMIC_ARB_STATUS(dev->channel);
+       u32 offset = dev->ver_ops->offset(dev, sid, addr) + PMIC_ARB_STATUS;


        while (timeout--) {
                status = pmic_arb_base_read(dev, offset);

I see that downstream driver is using read or write base address
based on operation for which we are waiting (read_cmd/write_cmd).

Should this be reflected here?

Ivan.

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