Thread (20 messages) 20 messages, 3 authors, 2018-10-04

Re: [PATCH net-next 2/5] net: phy: mscc: Add EEE init sequence

From: Quentin Schulz <hidden>
Date: 2018-10-01 08:51:52
Also in: lkml

Hi Florian,

On Fri, Sep 14, 2018 at 07:21:09PM -0700, Florian Fainelli wrote:

On 09/14/18 01:33, Quentin Schulz wrote:
quoted
From: Raju Lakkaraju <redacted>

Microsemi PHYs (VSC 8530/31/40/41) need to update the Energy Efficient
Ethernet initialization sequence.
In order to avoid certain link state errors that could result in link
drops and packet loss, the physical coding sublayer (PCS) must be
updated with settings related to EEE in order to improve performance.

Signed-off-by: Raju Lakkaraju <redacted>
Signed-off-by: Quentin Schulz <redacted>
---
[snip]
quoted
+	vsc85xx_tr_write(phydev, 0x0f82, 0x0012b00a);
Can you just make this an array of register + value pair? That would be
Sure, I'll.
less error prone in case you need to update that sequence in the future.
I'm curious about the kind of errors you're worrying about or have
experienced. Do you have any particular example or thought in mind?
With that:

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Thanks,
Quentin

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