Re: [PATCH 3/6] drm/bridge: extract some Analogix I2C DP common code

From: Laurent Pinchart
Date: Thu May 23 2019 - 03:53:48 EST


On Thu, May 23, 2019 at 03:40:25PM +0800, Chen-Yu Tsai wrote:
> On Thu, May 23, 2019 at 2:54 PM Torsten Duwe <duwe@xxxxxx> wrote:
> >
> > From: Icenowy Zheng <icenowy@xxxxxxx>
> >
> > Some code can be shared within different DP bridges by Analogix.
> >
> > Extract them to a new module.
> >
> > Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> > Signed-off-by: Vasily Khoruzhick <anarsoul@xxxxxxxxx>
> > Signed-off-by: Torsten Duwe <duwe@xxxxxxx>
> > ---
> > drivers/gpu/drm/bridge/analogix/Kconfig | 4 +
> > drivers/gpu/drm/bridge/analogix/Makefile | 2 +
> > drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c | 146 +-----------------
> > .../gpu/drm/bridge/analogix/analogix-i2c-dptx.c | 169 +++++++++++++++++++++
> > .../gpu/drm/bridge/analogix/analogix-i2c-dptx.h | 2 +
> > 5 files changed, 178 insertions(+), 145 deletions(-)
> > create mode 100644 drivers/gpu/drm/bridge/analogix/analogix-i2c-dptx.c
> >
>
> ...
>
> > static int anx78xx_set_hpd(struct anx78xx *anx78xx)
> > diff --git a/drivers/gpu/drm/bridge/analogix/analogix-i2c-dptx.c b/drivers/gpu/drm/bridge/analogix/analogix-i2c-dptx.c
> > new file mode 100644
> > index 000000000000..9cb30962032e
> > --- /dev/null
> > +++ b/drivers/gpu/drm/bridge/analogix/analogix-i2c-dptx.c
> > @@ -0,0 +1,169 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Copyright(c) 2017 Icenowy Zheng <icenowy@xxxxxxx>
> > + *
> > + * Based on analogix-anx78xx.c, which is:
> > + * Copyright(c) 2016, Analogix Semiconductor. All rights reserved.
>
> If this was simple code movement, then the original copyright still applies.
> A different copyright notice should not be used. I suppose the same applies
> to the module author.

And likely to patch 2/6 too.

--
Regards,

Laurent Pinchart