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Date: Mon, 19 Mar 2018 05:27:16 +0000
From: Madalin-cristian Bucur <madalin.bucur@....com>
To: Geert Uytterhoeven <geert@...ux-m68k.org>,
Christoph Hellwig <hch@....de>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Robin Murphy <robin.murphy@....com>,
Felipe Balbi <balbi@...nel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"James E . J . Bottomley" <jejb@...ux.vnet.ibm.com>,
"Martin K . Petersen" <martin.petersen@...cle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Mark Brown <broonie@...nel.org>,
Liam Girdwood <lgirdwood@...il.com>, Tejun Heo <tj@...nel.org>,
Herbert Xu <herbert@...dor.apana.org.au>,
"David S . Miller" <davem@...emloft.net>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
Stefan Richter <stefanr@...6.in-berlin.de>,
Alan Tull <atull@...nel.org>, Moritz Fischer <mdf@...nel.org>,
Wolfram Sang <wsa@...-dreams.de>,
Jonathan Cameron <jic23@...nel.org>,
Joerg Roedel <joro@...tes.org>,
Matias Bjorling <mb@...htnvm.io>,
Jassi Brar <jassisinghbrar@...il.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Ulf Hansson <ulf.hansson@...aro.org>,
David Woodhouse <dwmw2@...radead.org>,
Brian Norris <computersforpeace@...il.com>,
Marek Vasut <marek.vasut@...il.com>,
Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>,
Boris Brezillon <boris.brezillon@...e-electrons.com>,
Richard Weinberger <richard@....at>,
Kalle Valo <kvalo@...eaurora.org>,
Ohad Ben-Cohen <ohad@...ery.com>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Eric Anholt <eric@...olt.net>,
Stefan Wahren <stefan.wahren@...e.com>
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"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 10/21] lightnvm: Remove depends on HAS_DMA in case of
platform dependency
> -----Original Message-----
> From: netdev-owner@...r.kernel.org [mailto:netdev-owner@...r.kernel.org]
> On Behalf Of Geert Uytterhoeven
> Sent: Friday, March 16, 2018 3:52 PM
> To: Christoph Hellwig <hch@....de>; Marek Szyprowski
> <m.szyprowski@...sung.com>; Robin Murphy <robin.murphy@....com>;
> Felipe Balbi <balbi@...nel.org>; Greg Kroah-Hartman
> <gregkh@...uxfoundation.org>; James E . J . Bottomley
> <jejb@...ux.vnet.ibm.com>; Martin K . Petersen
> <martin.petersen@...cle.com>; Andrew Morton <akpm@...ux-
> foundation.org>; Mark Brown <broonie@...nel.org>; Liam Girdwood
> <lgirdwood@...il.com>; Tejun Heo <tj@...nel.org>; Herbert Xu
> <herbert@...dor.apana.org.au>; David S . Miller <davem@...emloft.net>;
> Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>; Stefan Richter
> <stefanr@...6.in-berlin.de>; Alan Tull <atull@...nel.org>; Moritz Fischer
> <mdf@...nel.org>; Wolfram Sang <wsa@...-dreams.de>; Jonathan Cameron
> <jic23@...nel.org>; Joerg Roedel <joro@...tes.org>; Matias Bjorling
> <mb@...htnvm.io>; Jassi Brar <jassisinghbrar@...il.com>; Mauro Carvalho
> Chehab <mchehab@...nel.org>; Ulf Hansson <ulf.hansson@...aro.org>; David
> Woodhouse <dwmw2@...radead.org>; Brian Norris
> <computersforpeace@...il.com>; Marek Vasut <marek.vasut@...il.com>;
> Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>; Boris Brezillon
> <boris.brezillon@...e-electrons.com>; Richard Weinberger <richard@....at>;
> Kalle Valo <kvalo@...eaurora.org>; Ohad Ben-Cohen <ohad@...ery.com>;
> Bjorn Andersson <bjorn.andersson@...aro.org>; Eric Anholt <eric@...olt.net>;
> Stefan Wahren <stefan.wahren@...e.com>
> Cc: iommu@...ts.linux-foundation.org; linux-usb@...r.kernel.org; linux-
> scsi@...r.kernel.org; alsa-devel@...a-project.org; linux-ide@...r.kernel.org;
> linux-crypto@...r.kernel.org; linux-fbdev@...r.kernel.org; linux1394-
> devel@...ts.sourceforge.net; linux-fpga@...r.kernel.org; linux-
> i2c@...r.kernel.org; linux-iio@...r.kernel.org; linux-block@...r.kernel.org;
> linux-media@...r.kernel.org; linux-mmc@...r.kernel.org; linux-
> mtd@...ts.infradead.org; netdev@...r.kernel.org; linux-
> remoteproc@...r.kernel.org; linux-serial@...r.kernel.org; linux-
> spi@...r.kernel.org; devel@...verdev.osuosl.org; linux-
> kernel@...r.kernel.org; Geert Uytterhoeven <geert@...ux-m68k.org>
> Subject: [PATCH v2 10/21] lightnvm: Remove depends on HAS_DMA in case of
> platform dependency
>
> 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),
Hi,
The set_dma_ops() is no longer required in the fsl/fman, I'll send a patch to remove it.
Thanks
> - 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@...ux-m68k.org>
> Reviewed-by: Mark Brown <broonie@...nel.org>
> Acked-by: Robin Murphy <robin.murphy@....com>
> ---
> v2:
> - Add Reviewed-by, Acked-by,
> - Drop RFC state,
> - Split per subsystem.
> ---
> drivers/lightnvm/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/lightnvm/Kconfig b/drivers/lightnvm/Kconfig
> index 10c08982185a572f..9c03f35d9df113c6 100644
> --- a/drivers/lightnvm/Kconfig
> +++ b/drivers/lightnvm/Kconfig
> @@ -4,7 +4,7 @@
>
> menuconfig NVM
> bool "Open-Channel SSD target support"
> - depends on BLOCK && HAS_DMA && PCI
> + depends on BLOCK && PCI
> select BLK_DEV_NVME
> help
> Say Y here to get to enable Open-channel SSDs.
> --
> 2.7.4
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