Re: [PATCH net] phy: dp83869: fix interrupts issue when using with an optical fiber sfp. to correctly clear the interrupts both status registers must be read.

[Andrew Lunn <andrew@lunn.ch>]

On Mon, May 19, 2025 at 10:47:01AM -0400, chalianis1@gmail.com wrote:
> From: Anis Chali <chalianis1@gmail.com>
> 
> from datasheet of dp83869hm
> 7.3.6 Interrupt
> The DP83869HM can be configured to generate an interrupt when changes of internal status occur. The interrupt
> allows a MAC to act upon the status in the PHY without polling the PHY registers. The interrupt source can be
> selected through the interrupt registers, MICR (12h) and FIBER_INT_EN (C18h). The interrupt status can be
> read from ISR (13h) and FIBER_INT_STTS (C19h) registers. Some interrupts are enabled by default and can
> be disabled through register access. Both the interrupt status registers must be read in order to clear pending
> interrupts. Until the pending interrupts are cleared, new interrupts may not be routed to the interrupt pin.
> Fixes: interrupts issue when using with an optical fiber sfp.

The subject is now correct, but the Fixes: tag is supposed to be a git
hash for when the problem was introduced:

https://docs.kernel.org/process/submitting-patches.html#describe-your-changes

    Andrew

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