From: Tomasz Figa <tfiga@chromium.org>
To: Xia Jiang <xia.jiang@mediatek.com>
Cc: Hans Verkuil <hverkuil-cisco@xs4all.nl>,
Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Rick Chang <rick.chang@mediatek.com>,
linux-media@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org,
Marek Szyprowski <m.szyprowski@samsung.com>,
srv_heupstream@mediatek.com, senozhatsky@chromium.org,
mojahsu@chromium.org, drinkcat@chromium.org,
maoguang.meng@mediatek.com, sj.huang@mediatek.com
Subject: Re: [PATCH v8 10/14] media: platform: Delete redundant code for improving code quality
Date: Thu, 21 May 2020 15:49:58 +0000 [thread overview]
Message-ID: <20200521154958.GI209565@chromium.org> (raw)
In-Reply-To: <20200403094033.8288-11-xia.jiang@mediatek.com>
Hi Xia,
On Fri, Apr 03, 2020 at 05:40:29PM +0800, Xia Jiang wrote:
> Delete unused member variables annotation.
> Delete unused variable definition.
> Delete redundant log print, because V4L2 debug logs already print it.
>
> Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
> ---
> v8: no changes
> ---
> drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 16 ++--------------
> drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h | 5 +++--
> 2 files changed, 5 insertions(+), 16 deletions(-)
>
Thank you for the patch. Please see my comments inline.
> diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
> index 4e64046a6854..9e59b9a51ef0 100644
> --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
> +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
> @@ -182,7 +182,6 @@ static int mtk_jpeg_try_fmt_mplane(struct v4l2_format *f,
> struct mtk_jpeg_ctx *ctx, int q_type)
> {
> struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp;
> - struct mtk_jpeg_dev *jpeg = ctx->jpeg;
> int i;
>
> memset(pix_mp->reserved, 0, sizeof(pix_mp->reserved));
> @@ -190,7 +189,7 @@ static int mtk_jpeg_try_fmt_mplane(struct v4l2_format *f,
>
> if (ctx->state != MTK_JPEG_INIT) {
> mtk_jpeg_adjust_fmt_mplane(ctx, f);
> - goto end;
> + return 0;
> }
>
> pix_mp->num_planes = fmt->colplanes;
> @@ -210,7 +209,7 @@ static int mtk_jpeg_try_fmt_mplane(struct v4l2_format *f,
> pfmt->sizeimage = round_up(pfmt->sizeimage, 128);
> if (pfmt->sizeimage == 0)
> pfmt->sizeimage = MTK_JPEG_DEFAULT_SIZEIMAGE;
> - goto end;
> + return 0;
> }
>
> /* type is MTK_JPEG_FMT_TYPE_CAPTURE */
> @@ -224,20 +223,9 @@ static int mtk_jpeg_try_fmt_mplane(struct v4l2_format *f,
> u32 stride = pix_mp->width * fmt->h_sample[i] / 4;
> u32 h = pix_mp->height * fmt->v_sample[i] / 4;
>
> - memset(pfmt->reserved, 0, sizeof(pfmt->reserved));
This change is not mentioned in the description. I'd suggest moving it
to a separate patch, because it's a functional change.
> pfmt->bytesperline = stride;
> pfmt->sizeimage = stride * h;
> }
> -end:
> - v4l2_dbg(2, debug, &jpeg->v4l2_dev, "wxh:%ux%u\n",
> - pix_mp->width, pix_mp->height);
> - for (i = 0; i < pix_mp->num_planes; i++) {
> - v4l2_dbg(2, debug, &jpeg->v4l2_dev,
> - "plane[%d] bpl=%u, size=%u\n",
> - i,
> - pix_mp->plane_fmt[i].bytesperline,
> - pix_mp->plane_fmt[i].sizeimage);
> - }
> return 0;
> }
>
> diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
> index 64a731261214..9bbd615b1067 100644
> --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
> +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
> @@ -30,6 +30,9 @@
>
> #define MTK_JPEG_DEFAULT_SIZEIMAGE (1 * 1024 * 1024)
>
> +/**
> + * enum mtk_jpeg_ctx_state - contex state of jpeg
typo: s/contex/context/
But I'd rephrase it to "states of the context state machine".
> + */
Not mentioned in the description. Also, the documentation of an enum
should have descriptions for the values.
Best regards,
Tomasz
next prev parent reply other threads:[~2020-05-21 15:50 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-03 9:40 [PATCH v8 00/14] Add support for mt2701 JPEG ENC support Xia Jiang
2020-04-03 9:40 ` [PATCH v8 01/14] media: platform: Improve subscribe event flow for bug fixing Xia Jiang
2020-05-21 13:45 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 02/14] media: platform: Improve queue set up " Xia Jiang
2020-05-21 13:46 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 03/14] media: platform: Improve getting and requesting irq " Xia Jiang
2020-05-21 13:47 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 04/14] media: platform: Change the fixed device node number to unfixed value Xia Jiang
2020-05-11 8:39 ` Hans Verkuil
2020-05-21 13:59 ` Tomasz Figa
2020-06-05 6:02 ` Xia Jiang
2020-04-03 9:40 ` [PATCH v8 05/14] media: platform: Improve power on and power off flow Xia Jiang
2020-05-21 15:22 ` Tomasz Figa
2020-06-05 6:03 ` Xia Jiang
2020-04-03 9:40 ` [PATCH v8 06/14] media: platform: Improve the implementation of the system PM ops Xia Jiang
2020-05-21 15:32 ` Tomasz Figa
2020-05-27 1:52 ` Xia Jiang
2020-05-27 14:46 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 07/14] media: platform: Use kernel native functions for improving code quality Xia Jiang
2020-05-21 15:41 ` Tomasz Figa
2020-06-05 6:41 ` Xia Jiang
2020-04-03 9:40 ` [PATCH v8 08/14] media: platform: Change case " Xia Jiang
2020-05-11 8:37 ` Hans Verkuil
2020-06-05 8:04 ` Xia Jiang
2020-04-03 9:40 ` [PATCH v8 09/14] media: platform: Change MTK_JPEG_COMP_MAX macro definition location Xia Jiang
2020-05-21 15:44 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 10/14] media: platform: Delete redundant code for improving code quality Xia Jiang
2020-05-21 15:49 ` Tomasz Figa [this message]
2020-06-05 6:41 ` Xia Jiang
2020-04-03 9:40 ` [PATCH v8 11/14] media: dt-bindings: Add jpeg enc device tree node document Xia Jiang
2020-05-21 16:00 ` Tomasz Figa
2020-06-18 3:40 ` Xia Jiang
2020-06-18 12:34 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 12/14] arm: dts: Add jpeg enc device tree node Xia Jiang
2020-04-07 3:52 ` Yingjoe Chen
2020-04-03 9:40 ` [PATCH v8 13/14] media: platform: Rename jpeg dec file name Xia Jiang
2020-05-21 16:02 ` Tomasz Figa
2020-04-03 9:40 ` [PATCH v8 14/14] media: platform: Add jpeg dec/enc feature Xia Jiang
2020-05-11 9:04 ` Hans Verkuil
2020-05-21 16:08 ` Tomasz Figa
2020-06-05 8:07 ` Xia Jiang
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