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From: Niklas Schnelle <schnelle@linux.ibm.com>
To: Arnd Bergmann <arnd@kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	John Garry <john.garry@huawei.com>,
	Nick Hu <nickhu@andestech.com>, Greentime Hu <green.hu@gmail.com>,
	Vincent Chen <deanbo422@gmail.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>, Guo Ren <guoren@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	linux-pci@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-csky@vger.kernel.org, linux-i2c@vger.kernel.org
Subject: [RFC 10/32] i2c: Kconfig: add HAS_IOPORT dependencies
Date: Mon, 27 Dec 2021 17:42:55 +0100	[thread overview]
Message-ID: <20211227164317.4146918-11-schnelle@linux.ibm.com> (raw)
In-Reply-To: <20211227164317.4146918-1-schnelle@linux.ibm.com>

In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
not being declared. We thus need to add HAS_IOPORT as dependency for
those drivers using them.

Co-developed-by: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com>
---
 drivers/i2c/busses/Kconfig | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index a8d6274dc965..55403018784a 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -175,7 +175,7 @@ config I2C_ISMT
 
 config I2C_PIIX4
 	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
-	depends on PCI
+	depends on PCI && HAS_IOPORT
 	help
 	  If you say yes to this option, support will be included for the Intel
 	  PIIX4 family of mainboard I2C interfaces.  Specifically, the following
@@ -828,6 +828,7 @@ config I2C_NPCM7XX
 
 config I2C_OCORES
 	tristate "OpenCores I2C Controller"
+	depends on HAS_IOPORT
 	help
 	  If you say yes to this option, support will be included for the
 	  OpenCores I2C controller. For details see
@@ -1227,6 +1228,7 @@ config I2C_CP2615
 config I2C_PARPORT
 	tristate "Parallel port adapter"
 	depends on PARPORT
+	depends on HAS_IOPORT
 	select I2C_ALGOBIT
 	select I2C_SMBUS
 	help
@@ -1325,6 +1327,7 @@ config I2C_ICY
 config I2C_MLXCPLD
 	tristate "Mellanox I2C driver"
 	depends on X86_64 || COMPILE_TEST
+	depends on HAS_IOPORT
 	help
 	  This exposes the Mellanox platform I2C busses to the linux I2C layer
 	  for X86 based systems.
-- 
2.32.0


  parent reply	other threads:[~2021-12-27 16:44 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20211227164317.4146918-1-schnelle@linux.ibm.com>
2021-12-27 16:42 ` [RFC 01/32] Kconfig: introduce and depend on LEGACY_PCI Niklas Schnelle
2021-12-27 17:48   ` Guenter Roeck
2021-12-28  2:09   ` Mauro Carvalho Chehab
2021-12-28  8:21   ` Greg Kroah-Hartman
2021-12-28  9:15     ` Mauro Carvalho Chehab
2021-12-28 10:58       ` Niklas Schnelle
2021-12-28 12:01         ` Greg Kroah-Hartman
2021-12-28 12:54         ` Mauro Carvalho Chehab
2021-12-28 15:06           ` Niklas Schnelle
2021-12-28 17:12             ` Mauro Carvalho Chehab
2021-12-29 11:45               ` Niklas Schnelle
2021-12-29 12:12                 ` Mauro Carvalho Chehab
2021-12-29 16:03                   ` Bjorn Helgaas
2021-12-29 16:55                     ` Niklas Schnelle
2022-01-05 17:42                       ` John Garry
2022-01-05 19:47                         ` Bjorn Helgaas
2022-01-06 17:41                           ` John Garry
2022-01-06 18:14                             ` Bjorn Helgaas
2022-01-07 17:16                               ` John Garry
2022-01-10  9:34                             ` Niklas Schnelle
2021-12-27 16:42 ` Niklas Schnelle [this message]
2021-12-28 10:21   ` [RFC 10/32] i2c: Kconfig: add HAS_IOPORT dependencies Geert Uytterhoeven
2021-12-28 12:13     ` Niklas Schnelle

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