linux-kernel - Re: [PATCH v2 2/2] phy: qualcomm: eusb2-repeater: Rework init to drop redundant zero-out loop

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Date: Fri, 5 Jan 2024 12:44:47 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Abel Vesa <abel.vesa@...aro.org>, Bjorn Andersson <andersson@...nel.org>,
 Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>
Cc: Elliot Berman <quic_eberman@...cinc.com>, linux-arm-msm@...r.kernel.org,
 linux-phy@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] phy: qualcomm: eusb2-repeater: Rework init to drop
 redundant zero-out loop

On 5.01.2024 11:16, Abel Vesa wrote:
> The device match config init table already has zero values, so rework
> the container struct to hold a copy of the init table that can be
> override be the DT specified values. By doing this, only the number of
> vregs remain in the device match config that will be later needed, so
> instead of holding the cfg after probe, store the number of vregs in the
> container struct.
> 
> Fixes: 99a517a582fc ("phy: qualcomm: phy-qcom-eusb2-repeater: Zero out untouched tuning regs")
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---

This looks good as-is, though I think my proposal of storing the
peripheral base reg instead is still better, as it'd require less
memory (no kmemdup as the regs wouldn't be modified).

Konrad