linux-kernel - Re: [PATCH v4 1/9] media: v4l2-mem2mem: extend m2m APIs for more accurate buffer management

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Date:   Mon, 5 Dec 2016 14:26:36 +0200
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     Hans Verkuil <hverkuil@...all.nl>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Andy Gross <andy.gross@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v4 1/9] media: v4l2-mem2mem: extend m2m APIs for more
 accurate buffer management

Hi Hans,

On 12/05/2016 01:25 PM, Hans Verkuil wrote:
> On 12/01/2016 10:03 AM, Stanimir Varbanov wrote:
>> this add functions for:
>>   - remove buffers from src/dst queue by index
>>   - remove exact buffer from src/dst queue
>>
>> also extends m2m API to iterate over a list of src/dst buffers
>> in safely and non-safely manner.
>>
>> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>
>> ---
>>  drivers/media/v4l2-core/v4l2-mem2mem.c | 37 +++++++++++++++
>>  include/media/v4l2-mem2mem.h           | 83 ++++++++++++++++++++++++++++++++++
>>  2 files changed, 120 insertions(+)
>>
>> diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c
>> index 6bc27e7b2a33..d689e7bb964f 100644
>> --- a/drivers/media/v4l2-core/v4l2-mem2mem.c
>> +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c
>> @@ -126,6 +126,43 @@ void *v4l2_m2m_buf_remove(struct v4l2_m2m_queue_ctx *q_ctx)
>>  }
>>  EXPORT_SYMBOL_GPL(v4l2_m2m_buf_remove);
>>  
>> +void v4l2_m2m_buf_remove_exact(struct v4l2_m2m_queue_ctx *q_ctx,
>> +			       struct vb2_v4l2_buffer *vbuf)
> 
> I'd call this v4l2_m2m_buf_remove_by_buf to be consistent with _by_idx.

Thanks, I will rename it.

-- 
regards,
Stan