linux-kernel - Re: [PATCH net-next v2 1/2] net: phy: DP83TC811: Add INT

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Date:   Mon, 2 Jul 2018 09:00:26 -0500
From:   Dan Murphy <dmurphy@...com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     <f.fainelli@...il.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next v2 1/2] net: phy: DP83TC811: Add INT_STAT3

Andrew

On 06/29/2018 11:17 AM, Dan Murphy wrote:
> Andrew
> 
> On 06/29/2018 10:45 AM, Andrew Lunn wrote:
>> On Fri, Jun 29, 2018 at 10:35:45AM -0500, Dan Murphy wrote:
>>> Add INT_STAT3 interrupt setting and clearing
>>> support.
>>>
>>> Signed-off-by: Dan Murphy <dmurphy@...com>
>>> ---
>>>
>>> v2 - Removed bug fix removal of writing INT_STAT1 twice when disabling interrupts
>>>
>>>  drivers/net/phy/dp83tc811.c | 26 ++++++++++++++++++++++++++
>>>  1 file changed, 26 insertions(+)
>>>
>>> diff --git a/drivers/net/phy/dp83tc811.c b/drivers/net/phy/dp83tc811.c
>>> index 49ac678eb2dc..f8653f5d8789 100644
>>> --- a/drivers/net/phy/dp83tc811.c
>>> +++ b/drivers/net/phy/dp83tc811.c
>>> @@ -21,6 +21,7 @@
>>>  #define MII_DP83811_SGMII_CTRL	0x09
>>>  #define MII_DP83811_INT_STAT1	0x12
>>>  #define MII_DP83811_INT_STAT2	0x13
>>> +#define MII_DP83811_INT_STAT3	0x18
>>>  #define MII_DP83811_RESET_CTRL	0x1f
>>>  
>>>  #define DP83811_HW_RESET	BIT(15)
>>> @@ -44,6 +45,11 @@
>>>  #define DP83811_OVERVOLTAGE_INT_EN	BIT(6)
>>>  #define DP83811_UNDERVOLTAGE_INT_EN	BIT(7)
>>>  
>>> +/* INT_STAT3 bits */
>>> +#define DP83811_LPS_INT_EN	BIT(0)
>>> +#define DP83811_NO_FRAME_INT_EN	BIT(3)
>>> +#define DP83811_POR_DONE_INT_EN	BIT(4)
>>> +
>>>  #define MII_DP83811_RXSOP1	0x04a5
>>>  #define MII_DP83811_RXSOP2	0x04a6
>>>  #define MII_DP83811_RXSOP3	0x04a7
>>> @@ -81,6 +87,10 @@ static int dp83811_ack_interrupt(struct phy_device *phydev)
>>>  	if (err < 0)
>>>  		return err;
>>>  
>>> +	err = phy_read(phydev, MII_DP83811_INT_STAT3);
>>> +	if (err < 0)
>>> +		return err;
>>> +
>>>  	return 0;
>>>  }
>>>  
>>> @@ -216,6 +226,18 @@ static int dp83811_config_intr(struct phy_device *phydev)
>>>  				DP83811_UNDERVOLTAGE_INT_EN);
>>>  
>>>  		err = phy_write(phydev, MII_DP83811_INT_STAT2, misr_status);
>>
>> Hi Dan
>>
>> Isn't this going to fail to apply because net-next says STAT1 here?
>>
> 
> Yes but this should not be a pre-requisite for a code review.
> 
> Maybe I should have put the RFC in the subject.
> 
>> That is why i said you need to wait for David to merge net into
>> net-next. Then you can submit these patches, and not have conflicts.
>>

David has applied the pre-requisite patch so this series can be review and tested.

Dan

>> 	  Andrew
>>
> 
> 


-- 
------------------
Dan Murphy