lkml.org 
[lkml]   [2015]   [Nov]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH V3 2/4] dma: add Qualcomm Technologies HIDMA management driver
From
Date


On 11/9/2015 1:25 PM, Rob Herring wrote:
> On Sun, Nov 08, 2015 at 09:17:20PM -0500, Sinan Kaya wrote:
>> On 11/8/2015 12:08 AM, Timur Tabi wrote:
>>
>> On 11/8/2015 12:08 AM, Timur Tabi wrote:
>>> Sinan Kaya wrote:
>>>> + val = val & ~(MAX_BUS_REQ_LEN_MASK << MAX_BUS_WR_REQ_BIT_POS);
>>>> + val = val | (mgmtdev->max_write_request << MAX_BUS_WR_REQ_BIT_POS);
>>>> + val = val & ~(MAX_BUS_REQ_LEN_MASK);
>>>> + val = val | (mgmtdev->max_read_request);
>>>
>>> val &= ~MAX_BUS_REQ_LEN_MASK << MAX_BUS_WR_REQ_BIT_POS;
>>> val |= mgmtdev->max_write_request << MAX_BUS_WR_REQ_BIT_POS;
>>> val &= ~MAX_BUS_REQ_LEN_MASK;
>>> val |= mgmtdev->max_read_request;
>>>
>>>> +static const struct of_device_id hidma_mgmt_match[] = {
>>>> + { .compatible = "qcom,hidma-mgmt", },
>>>> + { .compatible = "qcom,hidma-mgmt-1.0", },
>>>> + { .compatible = "qcom,hidma-mgmt-1.1", },
>>>> + {},
>>>> +};
>>>
>>> I thought Rob said that he did NOT want to use version numbers in
>>> compatible strings. And what's the difference between these three
>>> versions anyway?
>>>
>>
>> This was already discussed here.
>>
>> https://lkml.org/lkml/2015/11/2/689
>>
>> The agreement was to use
>
> The suggestion...
>
>> compatible = "qcom,hidma-mgmt-1.1", "qcom,hidma-mgmt-1.0",
>> "qcom,hidma-mgmt";
>
> I don't really want to see 3 generic-ish strings.
>
>> I'll be adding code for v1.1 specifically in the future.
>
> Please drop "qcom,hidma-mgmt" altogether. It is already meaningless.
> Then add the 1.1 compatible when you add the code for it. Hopefully you
> all can decide on part number(s) by then.
>
> Rob
>

OK. I'll only have "qcom,hidma-mgmt-1.0" for now.


--
Sinan Kaya
Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a
Linux Foundation Collaborative Project


\
 
 \ /
  Last update: 2015-11-10 06:21    [W:0.140 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site