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SubjectRe: [PATCH 1/4] net: hix5hd2_gmac: add tx scatter-gather feature
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Hi Rob,
Many thanks for your review.

On 2016/8/13 2:43, Rob Herring wrote:
> On Thu, Aug 11, 2016 at 05:01:52PM +0800, Dongpo Li wrote:
>> From: Li Dongpo <lidongpo@hisilicon.com>
>>
>> The "hix5hd2" is SoC name, add the generic ethernet driver name.
>> The "hisi-gemac-v1" is the basic version and "hisi-gemac-v2" adds
>> the SG/TXCSUM/TSO/UFO features.
>> This patch only adds the SG(scatter-gather) driver for transmitting,
>> the drivers of other features will be submitted later.
>
> The compatible string changes should probably be a separate patch.
>
ok, I will split this patch into two patches, one for compatible string changes,
and one for driver feature implementation.

>> Signed-off-by: Dongpo Li <lidongpo@hisilicon.com>
>> ---
>> .../bindings/net/hisilicon-hix5hd2-gmac.txt | 9 +-
>> drivers/net/ethernet/hisilicon/hix5hd2_gmac.c | 213 +++++++++++++++++++--
>> 2 files changed, 205 insertions(+), 17 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt b/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt
>> index 75d398b..3c02fac 100644
>> --- a/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt
>> +++ b/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt
>> @@ -1,7 +1,12 @@
>> Hisilicon hix5hd2 gmac controller
>>
>> Required properties:
>> -- compatible: should be "hisilicon,hix5hd2-gmac".
>> +- compatible: should contain one of the following version strings:
>> + * "hisilicon,hisi-gemac-v1"
>> + * "hisilicon,hisi-gemac-v2"
>> + and one of the following SoC string:
>> + * "hisilicon,hix5hd2-gemac"
>> + * "hisilicon,hi3798cv200-gemac"
>
> Make it clear what the order should be.
>
ok, I will put the SoC strings in alphabetical order.

> 2 SOC versions so far and 2 generic versions. I'm not really convinced
> that the generic string is needed.
>
Actually, there are more SoC versions not listed here. We aim to support hi3798cv200
this time, but may support more SoCs in future.

>> - reg: specifies base physical address(s) and size of the device registers.
>> The first region is the MAC register base and size.
>> The second region is external interface control register.
>> @@ -20,7 +25,7 @@ Required properties:
>>
>> Example:
>> gmac0: ethernet@f9840000 {
>> - compatible = "hisilicon,hix5hd2-gmac";
>> + compatible = "hisilicon,hix5hd2-gemac", "hisilicon,hisi-gemac-v1";
>> reg = <0xf9840000 0x1000>,<0xf984300c 0x4>;
>> interrupts = <0 71 4>;
>> #address-cells = <1>;
>
> .
>


Regards,
Dongpo

.

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