Re: [PATCH 3/8] media: uniphier: add submodules of HSC MPEG2-TS I/O driver

From: Masahiro Yamada
Date: Sat Jun 02 2018 - 08:00:24 EST


2018-05-30 18:09 GMT+09:00 Katsuhiro Suzuki <suzuki.katsuhiro@xxxxxxxxxxxxx>:
> This patch adds submodules of HSC for UniPhier SoCs.
> These work as follows:
> ucode: Load uCode and start subsystems
> css : Switch stream path
> ts : Receive MPEG2-TS clock and signal
> dma : Transfer MPEG2-TS data bytes to main memory
>
> Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@xxxxxxxxxxxxx>
> ---
> drivers/media/platform/uniphier/Makefile | 3 +
> drivers/media/platform/uniphier/hsc-css.c | 258 ++++++++++++
> drivers/media/platform/uniphier/hsc-dma.c | 302 ++++++++++++++
> drivers/media/platform/uniphier/hsc-ts.c | 99 +++++
> drivers/media/platform/uniphier/hsc-ucode.c | 436 ++++++++++++++++++++
> 5 files changed, 1098 insertions(+)
> create mode 100644 drivers/media/platform/uniphier/hsc-css.c
> create mode 100644 drivers/media/platform/uniphier/hsc-dma.c
> create mode 100644 drivers/media/platform/uniphier/hsc-ts.c
> create mode 100644 drivers/media/platform/uniphier/hsc-ucode.c
>
> diff --git a/drivers/media/platform/uniphier/Makefile b/drivers/media/platform/uniphier/Makefile
> index f66554cd5c45..92536bc56b31 100644
> --- a/drivers/media/platform/uniphier/Makefile
> +++ b/drivers/media/platform/uniphier/Makefile
> @@ -1 +1,4 @@
> # SPDX-License-Identifier: GPL-2.0
> +uniphier-dvb-y += hsc-ucode.o hsc-css.o hsc-ts.o hsc-dma.o
> +
> +obj-$(CONFIG_DVB_UNIPHIER) += uniphier-dvb.o



If you claim this driver is tristate,
you need to do compile-test with =m.


I see the following warning for allmodconfig.


CC [M] drivers/media/platform/uniphier/hsc-ucode.o
CC [M] drivers/media/platform/uniphier/hsc-css.o
CC [M] drivers/media/platform/uniphier/hsc-ts.o
CC [M] drivers/media/platform/uniphier/hsc-dma.o
LD [M] drivers/media/platform/uniphier/uniphier-dvb.o
WARNING: modpost: missing MODULE_LICENSE() in
drivers/media/platform/uniphier/uniphier-dvb.o
see include/linux/module.h for more information










--
Best Regards
Masahiro Yamada