From: Felipe Balbi <balbi-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>,
Marek Szyprowski
<m.szyprowski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Richard Weinberger <richard-/L3Ra7n9ekc@public.gmane.org>
Cc: linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
"James E . J . Bottomley"
<jejb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
"Martin K . Petersen"
<martin.petersen-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Greg Kroah-Hartman
<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
Geert Uytterhoeven
<geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
Subject: Re: [PATCH/RFC 6/6] Treewide: Remove depends on HAS_DMA in case of platform dependency
Date: Thu, 15 Feb 2018 15:19:28 +0200 [thread overview]
Message-ID: <87inay8k67.fsf@linux.intel.com> (raw)
In-Reply-To: <1517912092-15470-7-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
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Geert Uytterhoeven <geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org> writes:
> Remove dependencies on HAS_DMA where a Kconfig symbol depends on another
> symbol that implies HAS_DMA, and, optionally, on "|| COMPILE_TEST".
> In most cases this other symbol is an architecture or platform specific
> symbol, or PCI.
>
> Generic symbols and drivers without platform dependencies keep their
> dependencies on HAS_DMA, to prevent compiling subsystems or drivers that
> cannot work anyway.
>
> This simplifies the dependencies, and allows to improve compile-testing.
>
> Notes:
> - FSL_FMAN keeps its dependency on HAS_DMA, as it calls set_dma_ops(),
> which does not exist if HAS_DMA=n (Do we need a dummy? The use of
> set_dma_ops() in this driver is questionable),
> - SND_SOC_LPASS_IPQ806X and SND_SOC_LPASS_PLATFORM loose their
> dependency on HAS_DMA, as they are selected from
> SND_SOC_APQ8016_SBC.
>
> Signed-off-by: Geert Uytterhoeven <geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
for drivers/usb/gadget/:
Acked-by: Felipe Balbi <felipe.balbi-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
--
balbi
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WARNING: multiple messages have this Message-ID (diff)
From: Felipe Balbi <balbi@kernel.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
Christoph Hellwig <hch@lst.de>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Robin Murphy <robin.murphy@arm.com>,
Arnd Bergmann <arnd@arndb.de>, Mark Brown <broonie@kernel.org>,
Richard Weinberger <richard@nod.at>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"James E . J . Bottomley" <jejb@linux.vnet.ibm.com>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
iommu@lists.linux-foundation.org, linux-usb@vger.kernel.org,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arch@vger.kernel.org
Subject: Re: [PATCH/RFC 6/6] Treewide: Remove depends on HAS_DMA in case of platform dependency
Date: Thu, 15 Feb 2018 15:19:28 +0200 [thread overview]
Message-ID: <87inay8k67.fsf@linux.intel.com> (raw)
Message-ID: <20180215131928.kPvtn5GhpGr-IcHMKvLe_ChAAgvvfXvK1wddB3_Fx74@z> (raw)
In-Reply-To: <1517912092-15470-7-git-send-email-geert@linux-m68k.org>
[-- Attachment #1: Type: text/plain, Size: 1077 bytes --]
Geert Uytterhoeven <geert@linux-m68k.org> writes:
> Remove dependencies on HAS_DMA where a Kconfig symbol depends on another
> symbol that implies HAS_DMA, and, optionally, on "|| COMPILE_TEST".
> In most cases this other symbol is an architecture or platform specific
> symbol, or PCI.
>
> Generic symbols and drivers without platform dependencies keep their
> dependencies on HAS_DMA, to prevent compiling subsystems or drivers that
> cannot work anyway.
>
> This simplifies the dependencies, and allows to improve compile-testing.
>
> Notes:
> - FSL_FMAN keeps its dependency on HAS_DMA, as it calls set_dma_ops(),
> which does not exist if HAS_DMA=n (Do we need a dummy? The use of
> set_dma_ops() in this driver is questionable),
> - SND_SOC_LPASS_IPQ806X and SND_SOC_LPASS_PLATFORM loose their
> dependency on HAS_DMA, as they are selected from
> SND_SOC_APQ8016_SBC.
>
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
for drivers/usb/gadget/:
Acked-by: Felipe Balbi <felipe.balbi@linux.intel.com>
--
balbi
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next prev parent reply other threads:[~2018-02-15 13:19 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-06 10:14 [PATCH/RFC 0/6] Allow compile-testing NO_DMA Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
[not found] ` <1517912092-15470-1-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2018-02-06 10:14 ` [PATCH/RFC 1/6] dma-mapping: Convert NO_DMA get_dma_ops() into a real dummy Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
2018-02-06 10:14 ` [PATCH/RFC 3/6] usb: gadget: Add NO_DMA dummies for DMA mapping API Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
2018-02-15 13:18 ` Felipe Balbi
2018-02-15 13:18 ` Felipe Balbi
2018-02-06 10:14 ` [PATCH/RFC 4/6] mm: Add NO_DMA dummies for DMA pool API Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
[not found] ` <1517912092-15470-5-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2018-02-06 12:47 ` Robin Murphy
2018-02-06 12:47 ` Robin Murphy
2018-02-06 10:14 ` [PATCH/RFC 6/6] Treewide: Remove depends on HAS_DMA in case of platform dependency Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
[not found] ` <1517912092-15470-7-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2018-02-15 13:19 ` Felipe Balbi [this message]
2018-02-15 13:19 ` Felipe Balbi
2018-02-06 12:01 ` [PATCH/RFC 0/6] Allow compile-testing NO_DMA Mark Brown
2018-02-06 12:01 ` Mark Brown
2018-02-06 15:16 ` Arnd Bergmann
2018-02-06 15:16 ` Arnd Bergmann
2018-02-06 10:14 ` [PATCH/RFC 2/6] dma-coherent: Add NO_DMA dummies for managed DMA API Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
2018-02-06 10:14 ` [PATCH/RFC 5/6] scsi: Add NO_DMA dummies for SCSI DMA mapping API Geert Uytterhoeven
2018-02-06 10:14 ` Geert Uytterhoeven
2018-02-06 13:05 ` [PATCH/RFC 0/6] Allow compile-testing NO_DMA Robin Murphy
2018-02-06 13:05 ` Robin Murphy
2018-02-06 15:24 ` Arnd Bergmann
2018-02-06 15:24 ` Arnd Bergmann
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