Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755501Ab3C2NHz (ORCPT ); Fri, 29 Mar 2013 09:07:55 -0400 Received: from mail-pb0-f50.google.com ([209.85.160.50]:58941 "EHLO mail-pb0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755370Ab3C2NHt (ORCPT ); Fri, 29 Mar 2013 09:07:49 -0400 From: Alexandre Courbot To: Grant Likely , Linus Walleij , Arnd Bergmann , Romain Naour Cc: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, gnurou@gmail.com, Alexandre Courbot Subject: [PATCH 2/3] Remove GENERIC_GPIO config option Date: Fri, 29 Mar 2013 06:11:17 -0700 Message-Id: <1364562678-8945-3-git-send-email-acourbot@nvidia.com> X-Mailer: git-send-email 1.8.2 In-Reply-To: <1364562678-8945-1-git-send-email-acourbot@nvidia.com> References: <1364562678-8945-1-git-send-email-acourbot@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9037 Lines: 353 GENERIC_GPIO has been made equivalent to GPIOLIB in architecture code and all driver code has been switch to depend on GPIOLIB. It is thus safe to have GENERIC_GPIO removed. Signed-off-by: Alexandre Courbot --- Documentation/gpio.txt | 10 +++++----- arch/alpha/Kconfig | 3 --- arch/arm/Kconfig | 3 --- arch/arm/plat-orion/gpio.c | 2 +- arch/arm64/Kconfig | 3 --- arch/avr32/Kconfig | 3 --- arch/blackfin/Kconfig | 3 --- arch/hexagon/Kconfig | 3 --- arch/ia64/Kconfig | 3 --- arch/m68k/Kconfig | 3 --- arch/metag/Kconfig | 3 --- arch/microblaze/Kconfig | 3 --- arch/mips/Kconfig | 3 --- arch/openrisc/Kconfig | 3 --- arch/powerpc/Kconfig | 5 ----- arch/sh/Kconfig | 3 --- arch/sparc/Kconfig | 5 ----- arch/unicore32/Kconfig | 3 --- arch/x86/Kconfig | 3 --- arch/xtensa/Kconfig | 3 --- drivers/gpio/Kconfig | 1 - drivers/gpio/gpio-lpc32xx.c | 2 +- 22 files changed, 7 insertions(+), 66 deletions(-) diff --git a/Documentation/gpio.txt b/Documentation/gpio.txt index 77a1d11..6f83fa9 100644 --- a/Documentation/gpio.txt +++ b/Documentation/gpio.txt @@ -72,11 +72,11 @@ in this document, but drivers acting as clients to the GPIO interface must not care how it's implemented.) That said, if the convention is supported on their platform, drivers should -use it when possible. Platforms must declare GENERIC_GPIO support in their -Kconfig (boolean true), and provide an file. Drivers that can't -work without standard GPIO calls should have Kconfig entries which depend -on GENERIC_GPIO. The GPIO calls are available, either as "real code" or as -optimized-away stubs, when drivers use the include file: +use it when possible. Platforms must select ARCH_REQUIRE_GPIOLIB or +ARCH_WANT_OPTIONAL_GPIOLIB in their Kconfig. Drivers that can't work without +standard GPIO calls should have Kconfig entries which depend on GPIOLIB. The +GPIO calls are available, either as "real code" or as optimized-away stubs, +when drivers use the include file: #include diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 8a33ba0..282ff37 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -56,9 +56,6 @@ config GENERIC_CALIBRATE_DELAY bool default y -config GENERIC_GPIO - bool - config ZONE_DMA bool default y diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 13b7394..ceac9a4 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -107,9 +107,6 @@ config MIGHT_HAVE_PCI config SYS_SUPPORTS_APM_EMULATION bool -config GENERIC_GPIO - bool - config HAVE_TCM bool select GENERIC_ALLOCATOR diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index c29ee7e..59ddf4d 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -150,7 +150,7 @@ err_out: } /* - * GENERIC_GPIO primitives. + * GPIO primitives. */ static int orion_gpio_request(struct gpio_chip *chip, unsigned pin) { diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 9b6d19f..e6e7007 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -92,9 +92,6 @@ config SWIOTLB config IOMMU_HELPER def_bool SWIOTLB -config GENERIC_GPIO - bool - source "init/Kconfig" source "kernel/Kconfig.freezer" diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index d22c6b4..ff775b8 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -26,9 +26,6 @@ config AVR32 There is an AVR32 Linux project with a web page at http://avr32linux.org/. -config GENERIC_GPIO - def_bool n - config STACKTRACE_SUPPORT def_bool y diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 20e203a..71dd50b 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -55,9 +55,6 @@ config GENERIC_BUG config ZONE_DMA def_bool y -config GENERIC_GPIO - def_bool n - config FORCE_MAX_ZONEORDER int default "14" diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig index e4decc6..21d6ba9 100644 --- a/arch/hexagon/Kconfig +++ b/arch/hexagon/Kconfig @@ -170,9 +170,6 @@ source "mm/Kconfig" source "kernel/Kconfig.hz" -config GENERIC_GPIO - def_bool n - endmenu source "init/Kconfig" diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 9a02f71..38ef339 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -101,9 +101,6 @@ config GENERIC_CALIBRATE_DELAY config HAVE_SETUP_PER_CPU_AREA def_bool y -config GENERIC_GPIO - bool - config DMI bool default y diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 6de8133..821170e 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -35,9 +35,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 bool -config GENERIC_GPIO - bool - config GENERIC_HWEIGHT bool default y diff --git a/arch/metag/Kconfig b/arch/metag/Kconfig index afc8973..0e97f5c5 100644 --- a/arch/metag/Kconfig +++ b/arch/metag/Kconfig @@ -54,9 +54,6 @@ config GENERIC_HWEIGHT config GENERIC_CALIBRATE_DELAY def_bool y -config GENERIC_GPIO - def_bool n - config NO_IOPORT def_bool y diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 1323fa2..4fb682a 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -56,9 +56,6 @@ config GENERIC_HWEIGHT config GENERIC_CALIBRATE_DELAY def_bool y -config GENERIC_GPIO - bool - config GENERIC_CSUM def_bool y diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index ff0e563..5393981 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1004,9 +1004,6 @@ config GENERIC_ISA_DMA_SUPPORT_BROKEN config ISA_DMA_API bool -config GENERIC_GPIO - bool - config HOLES_IN_ZONE bool diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index e324402..6c404ee 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -44,9 +44,6 @@ config GENERIC_HWEIGHT config NO_IOPORT def_bool y -config GENERIC_GPIO - def_bool n - config TRACE_IRQFLAGS_SUPPORT def_bool y diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index ea5bb04..9c5bc68 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -82,11 +82,6 @@ config GENERIC_HWEIGHT bool default y -config GENERIC_GPIO - bool - help - Generic GPIO API support - config PPC bool default y diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 5e85963..f9391a6 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -92,9 +92,6 @@ config GENERIC_CSUM config GENERIC_HWEIGHT def_bool y -config GENERIC_GPIO - def_bool n - config GENERIC_CALIBRATE_DELAY bool diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 3d361f2..90b3a0f 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -135,11 +135,6 @@ config GENERIC_ISA_DMA bool default y if SPARC32 -config GENERIC_GPIO - bool - help - Generic GPIO API support - config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 468cd70..41bcc00 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -23,9 +23,6 @@ config UNICORE32 designs licensed by PKUnity Ltd. Please see web page at . -config GENERIC_GPIO - bool - config GENERIC_CSUM def_bool y diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 70c0f3d..a6298c2 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -172,9 +172,6 @@ config GENERIC_BUG_RELATIVE_POINTERS config GENERIC_HWEIGHT def_bool y -config GENERIC_GPIO - bool - config ARCH_MAY_HAVE_PC_FDC def_bool y depends on ISA_DMA_API diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index b09de49..acdfc61 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -33,9 +33,6 @@ config RWSEM_XCHGADD_ALGORITHM config GENERIC_HWEIGHT def_bool y -config GENERIC_GPIO - bool - config ARCH_HAS_ILOG2_U32 def_bool n diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 93aaadf..5d53aba 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -38,7 +38,6 @@ config GPIO_DEVRES menuconfig GPIOLIB bool "GPIO Support" depends on ARCH_WANT_OPTIONAL_GPIOLIB || ARCH_REQUIRE_GPIOLIB - select GENERIC_GPIO help This enables GPIO support through the generic GPIO library. You only need to enable this, if you also want to enable diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c index 36d7dee..4ad9c6b 100644 --- a/drivers/gpio/gpio-lpc32xx.c +++ b/drivers/gpio/gpio-lpc32xx.c @@ -255,7 +255,7 @@ static int __get_gpo_state_p3(struct lpc32xx_gpio_chip *group, } /* - * GENERIC_GPIO primitives. + * GPIO primitives. */ static int lpc32xx_gpio_dir_input_p012(struct gpio_chip *chip, unsigned pin) -- 1.8.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/