Re: [PATCH 2/2] net: Add Keystone NetCP ethernet driver

From: Santosh Shilimkar
Date: Thu Apr 24 2014 - 17:06:01 EST


On Thursday 24 April 2014 12:47 PM, David Miller wrote:
> From: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> Date: Tue, 22 Apr 2014 17:21:15 -0400
>
>> +struct netcp_tx_pipe {
>> + struct netcp_device *netcp_device;
>> + void *dma_queue;
>
> Indent *dma_queue the same as the other struct members.
>
sure
>> + unsigned dma_queue_id;
>
> Use explicit "unsigned int".
>
>> + unsigned dma_chan_id;
>
> Likewise.
>
ok

>> +struct netcp_addr {
>> + struct netcp_intf *netcp;
>> + unsigned char addr[MAX_ADDR_LEN];
>
> If this is just an ethernet driver, ETH_ALEN is more appropriate here.
>
Yep. Will use ETH_ALEN

>> + unsigned tx_compl_qid;
>
> Explicit "unsigned int" please. I'm not going to point out all of the other
> instances, audit your entire submission for this problem please.
>
Thats true... Will fix all instances of those.


>> +static inline u32 *netcp_push_psdata(struct netcp_packet *p_info,
>> + unsigned bytes)
>> +{
>> + u32 *buf;
>> + unsigned words;
>
> Do not use tabs between the type and the variable name in local variable
> declarations.
>
ok

> Please audit for and fix this in your entire submission.
>
Will Do.

>> +static inline u32 hwval_to_host(bool big_endian, u32 hwval)
>> +{
>> + if (big_endian)
>> + return be32_to_cpu(hwval);
>> + else
>> + return le32_to_cpu(hwval);
>> +}
>
> You're much better off having a set of methods, one for big endian and
> one for little endian, that just straight line codes the appropriate endian
> accesses.
>
good idea.

> These conditionals peppered all over the place are just ugly.
>
Agree. Will try to fit into some logical functions.

Thanks for the review David !!

regards,
Santosh
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