[U-Boot] [PATCH] arm, davinci_emac: fixup

Heiko Schocher hs at denx.de
Wed Nov 9 13:45:36 CET 2011


Hello Prabhakar Lad,

Prabhakar Lad wrote:
> Hi Heiko,
> 
> On Wed, Nov 9, 2011 at 5:56 PM, Heiko Schocher <hs at denx.de> wrote:
> 
>> Hello Prabhakar Lad,
>>
>> Prabhakar Lad wrote:
>>> Hi Heiko,
>>>
>>> On Wed, Nov 9, 2011 at 11:56 AM, Heiko Schocher <hs at denx.de> wrote:
>> [...]
>>>> Signed-off-by: Heiko Schocher <hs at denx.de>
>>>> Cc: Sandeep Paulraj <s-paulraj at ti.com>
>>>> Cc: Albert ARIBAUD <albert.u.boot at aribaud.net>
>>>> Cc: Wolfgang Denk <wd at denx.de>
>>>> Cc: Manjunath Hadli <manjunath.hadli at ti.com>
>>>> ---
>>>>  drivers/net/davinci_emac.c |   17 +++++++++++------
>>>>  1 files changed, 11 insertions(+), 6 deletions(-)
>>>>
>>>> diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
>>>> index fa31159..a31e9f1 100644
>>>> --- a/drivers/net/davinci_emac.c
>>>> +++ b/drivers/net/davinci_emac.c
>> [...]
>>>> @@ -175,7 +174,13 @@ static int davinci_eth_phy_detect(void)
>>>>        for (i = 0, j = 0; i < 32; i++)
>>>>                if (phy_act_state & (1 << i)) {
>>>>                        count++;
>>>> -                       active_phy_addr[j++] = i;
>>>> +                       if (count < MAX_PHY)
>>>> +                               active_phy_addr[j++] = i;
>>>> +                       else {
>>>> +                               printf("%s: to much PHYs detected.\n",
>>>> +                                       __func__);
>>>>
>>>        why not make here count = 0 and then break, so that later
>>>        in davinci_emac_initialize() it wont initializes the phy's
>> I prefer here the error printf, because you see immediately what
>> is wrong...
>>
>>    Agreed to have a printf, I was suggesting to even have a statement
> count = 0;
>    in that block, if you don't make count zero later
> davinci_emac_initialize() function
>    it will proceed further in initializing the phys , which i believe is
> not correct.

Ah, Ok, yes, I change this, thanks!

bye,
Heiko
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