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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Christoph Hellwig <hch@lst.de>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Robin Murphy <robin.murphy@arm.com>,
	Felipe Balbi <balbi@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"James E . J . Bottomley" <jejb@linux.vnet.ibm.com>,
	"Martin K . Petersen" <martin.petersen@oracle.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mark Brown <broonie@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>, Tejun Heo <tj@kernel.org>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	"David S . Miller" <davem@davemloft.net>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
	Stefan Richter <stefanr@s5r6.in-berlin.de>,
	Alan Tull <atull@kernel.org>, Moritz Fischer <mdf@kernel.org>,
	Wolfram Sang <wsa@the-dreams.de>,
	Jonathan Cameron <jic23@kernel.org>,
	Joerg Roedel <joro@8bytes.org>, Matias Bjorling <mb@lightnvm.io>,
	Jassi Brar <jassisinghbrar@gmail.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	David Woodhouse <dwmw2@infradead.org>,
	Brian Norris <computersforpeace@gmail.com>,
	Marek Vasut <marek.vasut@gmail.com>,
	Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>,
	Boris Brezillon <boris.brezillon@free-electrons.com>,
	Richard Weinberger <richard@nod.at>,
	Kalle Valo <kvalo@codeaurora.org>,
	Ohad Ben-Cohen <ohad@wizery.com>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Eric Anholt <eric@anholt.net>,
	Stefan Wahren <stefan.wahren@i2se.com>
Cc: iommu@lists.linux-foundation.org, linux-usb@vger.kernel.org,
	linux-scsi@vger.kernel.org, alsa-devel@alsa-project.org,
	linux-ide@vger.kernel.org, linux-crypto@vger.kernel.org,
	linux-fbdev@vger.kernel.org,
	linux1394-devel@lists.sourceforge.net,
	linux-fpga@vger.kernel.org, linux-i2c@vger.kernel.org,
	linux-iio@vger.kernel.org, linux-block@vger.kernel.org,
	linux-media@vger.kernel.org, linux-mmc@vger.kernel.org,
	linux-mtd@lists.infradead.org, netdev@vger.kernel.org,
	linux-remoteproc@vger.kernel.org, linux-serial@vger.kernel.org,
	linux-spi@vger.kernel.org, devel@driverdev.osuosl.org,
	linux-kernel@vger.kernel.org,
	Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [PATCH v2 18/21] serial: Remove depends on HAS_DMA in case of platform dependency
Date: Fri, 16 Mar 2018 14:51:51 +0100	[thread overview]
Message-ID: <1521208314-4783-19-git-send-email-geert@linux-m68k.org> (raw)
In-Reply-To: <1521208314-4783-1-git-send-email-geert@linux-m68k.org>

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.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Acked-by: Robin Murphy <robin.murphy@arm.com>
---
v2:
  - Add Reviewed-by, Acked-by,
  - Drop RFC state,
  - Split per subsystem.
---
 drivers/tty/serial/Kconfig | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index 3682fd3e960cbd64..a0ea146a2ef5af53 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -115,7 +115,6 @@ config SERIAL_SB1250_DUART_CONSOLE
 
 config SERIAL_ATMEL
 	bool "AT91 on-chip serial port support"
-	depends on HAS_DMA
 	depends on ARCH_AT91 || COMPILE_TEST
 	select SERIAL_CORE
 	select SERIAL_MCTRL_GPIO if GPIOLIB
@@ -586,7 +585,6 @@ config BFIN_UART3_CTSRTS
 
 config SERIAL_IMX
 	tristate "IMX serial port support"
-	depends on HAS_DMA
 	depends on ARCH_MXC || COMPILE_TEST
 	select SERIAL_CORE
 	select RATIONAL
@@ -1436,7 +1434,6 @@ config SERIAL_PCH_UART_CONSOLE
 
 config SERIAL_MXS_AUART
 	tristate "MXS AUART support"
-	depends on HAS_DMA
 	depends on ARCH_MXS || MACH_ASM9260 || COMPILE_TEST
 	select SERIAL_CORE
 	select SERIAL_MCTRL_GPIO if GPIOLIB
@@ -1656,7 +1653,6 @@ config SERIAL_SPRD_CONSOLE
 config SERIAL_STM32
 	tristate "STMicroelectronics STM32 serial port support"
 	select SERIAL_CORE
-	depends on HAS_DMA
 	depends on ARCH_STM32 || COMPILE_TEST
 	help
 	  This driver is for the on-chip Serial Controller on
-- 
2.7.4

  parent reply	other threads:[~2018-03-16 13:51 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-16 13:51 [PATCH v2 00/21] Allow compile-testing NO_DMA (drivers) Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 01/21] ASoC: Remove depends on HAS_DMA in case of platform dependency Geert Uytterhoeven
2018-03-19  0:54   ` Mark Brown
2018-03-16 13:51 ` [PATCH v2 02/21] ata: " Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 03/21] crypto: " Geert Uytterhoeven
2018-03-16 15:52   ` Herbert Xu
2018-03-16 13:51 ` [PATCH v2 04/21] fbdev: " Geert Uytterhoeven
2018-03-16 16:01   ` Bartlomiej Zolnierkiewicz
2018-03-16 13:51 ` [PATCH v2 05/21] firewire: " Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 06/21] fpga: " Geert Uytterhoeven
2018-03-19 16:06   ` Alan Tull
2018-03-20 10:04     ` Geert Uytterhoeven
2018-03-20 18:20       ` Alan Tull
2018-03-16 13:51 ` [PATCH v2 07/21] i2c: " Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 08/21] iio: adc: " Geert Uytterhoeven
2018-03-17 16:42   ` Jonathan Cameron
2018-03-16 13:51 ` [PATCH v2 09/21] iommu: " Geert Uytterhoeven
2018-03-16 14:51   ` Joerg Roedel
2018-03-16 13:51 ` [PATCH v2 10/21] lightnvm: " Geert Uytterhoeven
2018-03-18 18:46   ` Matias Bjørling
2018-03-19  5:27   ` Madalin-cristian Bucur
2018-03-20 10:09     ` Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 11/21] mailbox: " Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 12/21] media: " Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 13/21] mmc: " Geert Uytterhoeven
2018-03-19  3:08   ` Ulf Hansson
2018-03-16 13:51 ` [PATCH v2 14/21] mtd: " Geert Uytterhoeven
2018-03-18 22:04   ` Boris Brezillon
2018-03-20 10:06     ` Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 15/21] net: " Geert Uytterhoeven
2018-03-16 13:51 ` [PATCH v2 16/21] remoteproc: " Geert Uytterhoeven
2018-03-18 22:36   ` Bjorn Andersson
2018-03-16 13:51 ` [PATCH v2 17/21] scsi: hisi_sas: " Geert Uytterhoeven
2018-03-16 14:36   ` John Garry
2018-03-16 13:51 ` Geert Uytterhoeven [this message]
2018-03-16 14:34   ` [PATCH v2 18/21] serial: " Greg Kroah-Hartman
2018-03-16 13:51 ` [PATCH v2 19/21] spi: " Geert Uytterhoeven
2018-03-19  0:54   ` Mark Brown
2018-03-16 13:51 ` [PATCH v2 20/21] staging: vc04_services: " Geert Uytterhoeven
2018-03-16 14:34   ` Greg Kroah-Hartman
2018-03-16 13:51 ` [PATCH v2 21/21] usb: " Geert Uytterhoeven
2018-03-16 14:36   ` Greg Kroah-Hartman
2018-03-16 15:14 ` [PATCH v2 00/21] Allow compile-testing NO_DMA (drivers) Herbert Xu
2018-03-16 15:41   ` Geert Uytterhoeven
2018-03-16 15:52     ` Herbert Xu
2018-03-16 21:23 ` Wolfram Sang
2018-03-20  9:57   ` Geert Uytterhoeven
2018-03-20 10:02     ` Wolfram Sang
2018-04-05  0:32 ` Rob Herring
2018-04-17 17:48   ` Geert Uytterhoeven

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