lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 8 Jul 2022 11:19:19 +0200 From: Hans Verkuil <hverkuil-cisco@...all.nl> To: Chen-Yu Tsai <wenst@...omium.org>, Tiffany Lin <tiffany.lin@...iatek.com>, Andrew-CT Chen <andrew-ct.chen@...iatek.com>, Yunfei Dong <yunfei.dong@...iatek.com>, Mauro Carvalho Chehab <mchehab@...nel.org> Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, Nicolas Dufresne <nicolas.dufresne@...labora.com>, linux-media@...r.kernel.org, linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org, Matthias Brugger <matthias.bgg@...il.com> Subject: Re: [PATCH 4/6] media: mediatek: vcodec: Revert driver name change in encoder capabilities On 7/1/22 12:52, Chen-Yu Tsai wrote: > This partially reverts commit fd9f8050e355d7fd1e126cd207b06c96cde7f783. > > The driver name field should contain the actual driver name, not some > otherwise unused string macro from the driver. To make this clear, > copy the name from the driver's name field. > > Fixes: fd9f8050e355 ("media: mediatek: vcodec: Change encoder v4l2 capability value") > Signed-off-by: Chen-Yu Tsai <wenst@...omium.org> > --- > drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h | 1 + > drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c | 6 ++++-- > 2 files changed, 5 insertions(+), 2 deletions(-) > > diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h > index 4140b4dd85bf..dc6aada882d9 100644 > --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h > +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h > @@ -22,6 +22,7 @@ > #define MTK_VCODEC_DRV_NAME "mtk_vcodec_drv" Note that this patch removes the last user of this define, so you can drop that define as well. > #define MTK_VCODEC_DEC_NAME "mtk-vcodec-dec" > #define MTK_VCODEC_ENC_NAME "mtk-vcodec-enc" > +#define MTK_PLATFORM_STR "platform:mt8173" Why add this? > > #define MTK_VCODEC_MAX_PLANES 3 > #define MTK_V4L2_BENCHMARK 0 > diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c > index ccc753074816..30aac54d97fa 100644 > --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c > +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c > @@ -232,11 +232,13 @@ static int mtk_vcodec_enc_get_chip_name(void *priv) > static int vidioc_venc_querycap(struct file *file, void *priv, > struct v4l2_capability *cap) > { > + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); > + struct device *dev = &ctx->dev->plat_dev->dev; > int platform_name = mtk_vcodec_enc_get_chip_name(priv); > > - strscpy(cap->driver, MTK_VCODEC_DRV_NAME, sizeof(cap->driver)); > - strscpy(cap->card, MTK_VCODEC_ENC_NAME, sizeof(cap->card)); > + strscpy(cap->driver, dev->driver->name, sizeof(cap->driver)); > snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:mt%d-enc", platform_name); > + strscpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card)); The next patch changes cap->card again, and leaves MTK_PLATFORM_STR unused. > > return 0; > } I think it makes more sense to combine patches 1-3 and 4-6 into single patches, one for the decoder, one for the encoder. It's easier to follow since they all touch on the same querycap function. Regards, Hans
Powered by blists - more mailing lists