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From: Jonathan Corbet <corbet@lwn.net>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Mauro Carvalho Chehab <mchehab@osg.samsung.com>,
	linux-media@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 7/7] [media] marvell-ccic needs VIDEOBUF2_DMA_SG
Date: Wed, 28 Jan 2015 14:58:43 -0700	[thread overview]
Message-ID: <20150128145843.16683733@lwn.net> (raw)
In-Reply-To: <1422479867-3370921-8-git-send-email-arnd@arndb.de>

On Wed, 28 Jan 2015 22:17:47 +0100
Arnd Bergmann <arnd@arndb.de> wrote:

> The vb2_dma_sg_memops pointer is only valid if VIDEOBUF2_DMA_SG is
> set, so we should select that to avoid this build error:
> 
> drivers/built-in.o: In function `mcam_v4l_open':
> :(.text+0x388d00): undefined reference to `vb2_dma_sg_memops'

I acked this one the last time it came around (I forget from who).  I
still don't know how to create a .config that exposes the problem, but
others have clearly succeeded in doing it.

Acked-by: Jonathan Corbet <corbet@lwn.net>

jon

WARNING: multiple messages have this Message-ID (diff)
From: corbet@lwn.net (Jonathan Corbet)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 7/7] [media] marvell-ccic needs VIDEOBUF2_DMA_SG
Date: Wed, 28 Jan 2015 14:58:43 -0700	[thread overview]
Message-ID: <20150128145843.16683733@lwn.net> (raw)
In-Reply-To: <1422479867-3370921-8-git-send-email-arnd@arndb.de>

On Wed, 28 Jan 2015 22:17:47 +0100
Arnd Bergmann <arnd@arndb.de> wrote:

> The vb2_dma_sg_memops pointer is only valid if VIDEOBUF2_DMA_SG is
> set, so we should select that to avoid this build error:
> 
> drivers/built-in.o: In function `mcam_v4l_open':
> :(.text+0x388d00): undefined reference to `vb2_dma_sg_memops'

I acked this one the last time it came around (I forget from who).  I
still don't know how to create a .config that exposes the problem, but
others have clearly succeeded in doing it.

Acked-by: Jonathan Corbet <corbet@lwn.net>

jon

  reply	other threads:[~2015-01-29  3:56 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-28 21:17 [PATCH 0/7] [media] ARM randconfig fixes Arnd Bergmann
2015-01-28 21:17 ` Arnd Bergmann
2015-01-28 21:17 ` [PATCH 1/7] [media] timberdale: do not select TIMB_DMA Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-28 21:17 ` [PATCH 2/7] [media] radio/aimslab: use mdelay instead of udelay Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-28 21:17 ` [PATCH 3/7] [media] staging/davinci/vpfe/dm365: add missing dependencies Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-29 10:26   ` Lad, Prabhakar
2015-01-29 10:26     ` Lad, Prabhakar
2015-01-28 21:17 ` [PATCH 4/7] [media] siano: fix Kconfig dependencies Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-28 21:17 ` [PATCH 5/7] [media] gspca: add INPUT dependency Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-28 21:17 ` [PATCH 6/7] [media] marvell-ccic: MMP_CAMERA never worked Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-28 21:57   ` Jonathan Corbet
2015-01-28 21:57     ` Jonathan Corbet
2015-01-28 22:11   ` [PATCH v2 6/7] [media] marvell-ccic: MMP_CAMERA no longer builds Arnd Bergmann
2015-01-28 22:11     ` Arnd Bergmann
2015-01-28 21:17 ` [PATCH 7/7] [media] marvell-ccic needs VIDEOBUF2_DMA_SG Arnd Bergmann
2015-01-28 21:17   ` Arnd Bergmann
2015-01-28 21:58   ` Jonathan Corbet [this message]
2015-01-28 21:58     ` Jonathan Corbet

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