Re: [PATCH v2,04/10] media: mediatek: vcodec: remove the dependency of debug log

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Hi Nicolas,

Thanks for your review.
On Wed, 2023-06-07 at 21:41 -0400, Nicolas Dufresne wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  Hi Yunfei,
> 
> Le mercredi 07 juin 2023 à 16:48 +0800, Yunfei Dong a écrit :
> > 'mtk_vcodec_debug' and 'mtk_vcodec_err' depends on 'mtk_vcodec_ctx'
> > to get the index of each instance, using the index directly instead
> > of with 'mtk_vcodec_ctx'.
> > 
> > Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
> > ---
> >  .../mediatek/vcodec/mtk_vcodec_util.h         |  26 ++-
> >  .../vcodec/vdec/vdec_av1_req_lat_if.c         | 105 +++++++-----
> >  .../mediatek/vcodec/vdec/vdec_h264_if.c       |  62 ++++---
> >  .../mediatek/vcodec/vdec/vdec_h264_req_if.c   |  39 +++--
> >  .../vcodec/vdec/vdec_h264_req_multi_if.c      |  80 +++++----
> >  .../vcodec/vdec/vdec_hevc_req_multi_if.c      |  67 ++++----
> >  .../mediatek/vcodec/vdec/vdec_vp8_if.c        |  54 ++++---
> >  .../mediatek/vcodec/vdec/vdec_vp8_req_if.c    |  46 +++---
> >  .../mediatek/vcodec/vdec/vdec_vp9_if.c        | 152 ++++++++++--
> ------
> >  .../vcodec/vdec/vdec_vp9_req_lat_if.c         |  84 ++++++----
> >  .../platform/mediatek/vcodec/vdec_vpu_if.c    |  59 ++++---
> >  .../mediatek/vcodec/venc/venc_h264_if.c       |  86 +++++-----
> >  .../mediatek/vcodec/venc/venc_vp8_if.c        |  48 +++---
> >  .../platform/mediatek/vcodec/venc_vpu_if.c    |  64 ++++----
> >  14 files changed, 565 insertions(+), 407 deletions(-)
> > 
> > diff --git
> a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_util.h
> b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_util.h
> > index ecb0bdf3a4f4..ddc12c3e2983 100644
> > --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_util.h
> > +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_util.h
> > @@ -31,9 +31,8 @@ struct mtk_vcodec_dev;
> >  #define mtk_v4l2_err(fmt, args...)                \
> >  pr_err("[MTK_V4L2][ERROR] " fmt "\n", ##args)
> >  
> > -#define mtk_vcodec_err(h, fmt, args...)\
> > -pr_err("[MTK_VCODEC][ERROR][%d]: " fmt "\n",\
> > -       ((struct mtk_vcodec_ctx *)(h)->ctx)->id, ##args)
> > +#define mtk_vcodec_err(plat_dev, inst_id, fmt,
> args...)                                 \
> > +dev_err(&(plat_dev)->dev, "[MTK_VCODEC][ERROR][%d]: " fmt "\n",
> inst_id, ##args)
> >  
> >  #if defined(CONFIG_DEBUG_FS)
> >  extern int mtk_v4l2_dbg_level;
> > @@ -46,27 +45,24 @@ extern int mtk_vcodec_dbg;
> >   __func__, __LINE__, ##args);        \
> >  } while (0)
> >  
> > -#define mtk_vcodec_debug(h, fmt, args...)                      \
> > -do {                      \
> > -if (mtk_vcodec_dbg)                      \
> > -dev_dbg(&(((struct mtk_vcodec_ctx *)(h)->ctx)->dev->plat_dev-
> >dev),   \
> > -"[MTK_VCODEC][%d]: %s, %d " fmt "\n",                         \
> > -((struct mtk_vcodec_ctx *)(h)->ctx)->id,                      \
> > -__func__, __LINE__, ##args);                                  \
> > +#define mtk_vcodec_debug(plat_dev, inst_id, fmt,
> args...)                               \
> > +do
> {                                                                    
>         \
> > +if
> (mtk_vcodec_dbg)                                                     
> \
> > +dev_dbg(&(plat_dev)->dev, "[MTK_VCODEC][%d]: %s, %d " fmt "\n", \
> 
> At least in this patch, you systematically pass plat_dev as
> <something>->ctx->dev->plat_dev, which is quite long and verbose, any
> reason we
> can't just pass that <something> here ? We can follow the same
> structure path
> for both encoder/decoder ?
> 

In order to separate encode and decoder, need to define two different
struct mtk_vcodec_dec_ctx and struct mtk_vcodec_enc_ctx.

struct mtk_vcodec_ctx won't be used again, need to use platform device
to print dev_dbg and dev_err.

encoder and decoder using the same interface to print log message.

Best Regards,
Yunfei Dong
> > +inst_id, __func__, __LINE__, ##args);                   \
> >  } while (0)
> >  #else
> >  #define mtk_v4l2_debug(level, fmt, args...) pr_debug(fmt, ##args)
> >  
> > -#define mtk_vcodec_debug(h, fmt, args...)\
> > -pr_debug("[MTK_VCODEC][%d]: " fmt "\n",\
> 
...snip...




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