LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Philipp Zabel <p.zabel@pengutronix.de>
To: Wen He <wen.he_1@nxp.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>
Cc: Leo Li <leoyang.li@nxp.com>
Subject: Re: [v1] gpu: ipu-v3: allow to build with ARCH_LAYERSCAPE
Date: Fri, 05 Jul 2019 12:32:04 +0200	[thread overview]
Message-ID: <1562322724.4291.5.camel@pengutronix.de> (raw)
In-Reply-To: <20190508105755.5881-1-wen.he_1@nxp.com>

Hi Wen,

On Wed, 2019-05-08 at 10:56 +0000, Wen He wrote:
> The new LS1028A DP driver code causes a link failure when DRM_IMX built-in,
> but platform is ARCH_LAYERSCAPE:
> 
> drivers/gpu/drm/imx/ipuv3-crtc.c:51: undefined reference to `ipu_prg_enable'
> drivers/gpu/drm/imx/ipuv3-crtc.c:52: undefined reference to `ipu_dc_enable'
> drivers/gpu/drm/imx/ipuv3-crtc.c:53: undefined reference to `ipu_dc_enable_channel'
> drivers/gpu/drm/imx/ipuv3-crtc.c:54: undefined reference to `ipu_di_enable'
> drivers/gpu/drm/imx/ipuv3-crtc.o: In function `ipu_crtc_mode_set_nofb
> 
> Adding a Kconfig dependency allow to build if ARCH_LAYERSCAPE is enable.
> 
> Signed-off-by: Wen He <wen.he_1@nxp.com>
> ---
>  drivers/gpu/ipu-v3/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/ipu-v3/Kconfig b/drivers/gpu/ipu-v3/Kconfig
> index fe6f8c5b4445..51ea88c440df 100644
> --- a/drivers/gpu/ipu-v3/Kconfig
> +++ b/drivers/gpu/ipu-v3/Kconfig
> @@ -1,6 +1,6 @@
>  config IMX_IPUV3_CORE
>  	tristate "IPUv3 core support"
> -	depends on SOC_IMX5 || SOC_IMX6Q || ARCH_MULTIPLATFORM || COMPILE_TEST
> +	depends on SOC_IMX5 || SOC_IMX6Q || ARCH_MULTIPLATFORM || COMPILE_TEST || ARCH_LAYERSCAPE
>  	depends on DRM || !DRM # if DRM=m, this can't be 'y'
>  	select BITREVERSE
>  	select GENERIC_ALLOCATOR if DRM
> -- 
> 2.17.1

Thank you for the patch, but this does not seem right.
ipuv3-crtc.c is part of DRM_IMX, which already depends on
IMX_IPUV3_CORE. How did you manage to make it try to compile imxdrm?

Since LS1028A does not have the IPUv3, keeping this under COMPILE_TEST
should be correct.

regards
Philipp

  reply	other threads:[~2019-07-05 10:32 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-08 10:56 Wen He
2019-07-05 10:32 ` Philipp Zabel [this message]
2019-07-09  3:11   ` [EXT] " Wen He
2019-07-23 10:29     ` Philipp Zabel
     [not found] <20190508094318.25849-1-wen.he_1@nxp.com>
2019-05-08 10:33 ` Wen He

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1562322724.4291.5.camel@pengutronix.de \
    --to=p.zabel@pengutronix.de \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=leoyang.li@nxp.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=wen.he_1@nxp.com \
    --subject='Re: [v1] gpu: ipu-v3: allow to build with ARCH_LAYERSCAPE' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).