Hi Laurent, On Thu, 2019-09-05 at 20:30 +0800, Laurent Pinchart wrote: > Hi Jerry, > > Thank you for the patch. > > On Tue, Jul 09, 2019 at 04:41:11PM +0800, Jerry-ch Chen wrote: > > From: Jerry-ch Chen <jerry-ch.chen@xxxxxxxxxxxx> > > > > This patch adds KConfig for Mediatek Face Detection driver (FD). > > FD is embedded in Mediatek SoCs. It can provide hardware > > accelerated face detection function. > > > > Signed-off-by: Jerry-ch Chen <jerry-ch.chen@xxxxxxxxxxxx> > > You can squash this patch with 4/4, there's no need to keep it separate. > I appreciate your comments, Ok, I will squash it. > > --- > > drivers/media/platform/Kconfig | 2 ++ > > drivers/media/platform/mtk-isp/fd/Kconfig | 17 +++++++++++++++++ > > 2 files changed, 19 insertions(+) > > create mode 100644 drivers/media/platform/mtk-isp/fd/Kconfig > > > > diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig > > index a505e9f..ae99258e 100644 > > --- a/drivers/media/platform/Kconfig > > +++ b/drivers/media/platform/Kconfig > > @@ -32,6 +32,8 @@ source "drivers/media/platform/davinci/Kconfig" > > > > source "drivers/media/platform/omap/Kconfig" > > > > +source "drivers/media/platform/mtk-isp/fd/Kconfig" > > + > > config VIDEO_ASPEED > > tristate "Aspeed AST2400 and AST2500 Video Engine driver" > > depends on VIDEO_V4L2 > > diff --git a/drivers/media/platform/mtk-isp/fd/Kconfig b/drivers/media/platform/mtk-isp/fd/Kconfig > > new file mode 100644 > > index 0000000..0c5eaf0 > > --- /dev/null > > +++ b/drivers/media/platform/mtk-isp/fd/Kconfig > > @@ -0,0 +1,17 @@ > > +config VIDEO_MEDIATEK_FD > > + bool "Mediatek face detection processing function" > > + select DMA_SHARED_BUFFER > > + select VIDEOBUF2_DMA_CONTIG > > + select VIDEOBUF2_CORE > > + select VIDEOBUF2_V4L2 > > + select VIDEOBUF2_MEMOPS > > + select VIDEOBUF2_VMALLOC > > Do you need both VIDEOBUF2_DMA_CONTIG and VIDEOBUF2_VMALLOC ? The driver > doesn't seem to make use of VIDEOBUF2_VMALLOC. > No, I should remove it. and also would like to update as following: depends on VIDEO_V4L2 depends on ARCH_MEDIATEK || COMPILE_TEST select VIDEOBUF2_DMA_CONTIG select VIDEOBUF2_CORE select VIDEOBUF2_V4L2 select VIDEOBUF2_MEMOPS select MEDIA_CONTROLLER select MTK_SCP > > + select MEDIA_CONTROLLER > > + > > + default n > > + help > > + Support the Face Detectioin (FD) feature. > > s/Detectioin/Detection/ > Typo fixed. > Maybe "... feature found in the Mediatek <list of SoCs> SoCs." ? I will refine as: Support the Face Detection (FD) feature in the Mediatek mt8183 Soc. Thanks and best regards, Jerry > > > + > > + FD driver is a V4L2 memory-to-memory device driver which > > + provides hardware accelerated face detection function, > > + it can detect different sizes of faces in a raw image. >