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https://github.com/openwrt/openwrt.git
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157 lines
3.6 KiB
Diff
157 lines
3.6 KiB
Diff
From 811d9e2268a62b830cfe93cd8bc929afcb8b198b Mon Sep 17 00:00:00 2001
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From: Felix Fietkau <nbd@nbd.name>
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Date: Sat, 15 Jul 2017 21:12:38 +0200
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Subject: kernel: move regmap bloat out of the kernel image if it is only being used in modules
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lede-commit: 96f39119815028073583e4fca3a9c5fe9141e998
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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drivers/base/regmap/Kconfig | 15 ++++++++++-----
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drivers/base/regmap/Makefile | 12 ++++++++----
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drivers/base/regmap/regmap.c | 3 +++
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include/linux/regmap.h | 2 +-
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4 files changed, 22 insertions(+), 10 deletions(-)
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--- a/drivers/base/regmap/Kconfig
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+++ b/drivers/base/regmap/Kconfig
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@@ -4,8 +4,7 @@
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# subsystems should select the appropriate symbols.
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config REGMAP
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- bool
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- default y if (REGMAP_I2C || REGMAP_SPI || REGMAP_SPMI || REGMAP_W1 || REGMAP_AC97 || REGMAP_MMIO || REGMAP_IRQ || REGMAP_SOUNDWIRE || REGMAP_SOUNDWIRE_MBQ || REGMAP_SCCB || REGMAP_I3C || REGMAP_SPI_AVMM || REGMAP_MDIO || REGMAP_FSI)
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+ tristate
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select IRQ_DOMAIN if REGMAP_IRQ
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select MDIO_BUS if REGMAP_MDIO
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help
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@@ -19,7 +18,7 @@ config REGMAP
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config REGMAP_KUNIT
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tristate "KUnit tests for regmap"
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- depends on KUNIT && REGMAP
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+ depends on KUNIT
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default KUNIT_ALL_TESTS
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select REGMAP_RAM
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@@ -34,60 +33,76 @@ config REGMAP_BUILD
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normally enabled.
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config REGMAP_AC97
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+ select REGMAP
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tristate
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config REGMAP_I2C
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+ select REGMAP
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tristate
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depends on I2C
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config REGMAP_SLIMBUS
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+ select REGMAP
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tristate
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depends on SLIMBUS
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config REGMAP_SPI
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+ select REGMAP
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tristate
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depends on SPI
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config REGMAP_SPMI
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+ select REGMAP
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tristate
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depends on SPMI
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config REGMAP_W1
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+ select REGMAP
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tristate
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depends on W1
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config REGMAP_MDIO
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+ select REGMAP
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tristate
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config REGMAP_MMIO
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+ select REGMAP
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tristate
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config REGMAP_IRQ
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+ select REGMAP
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bool
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config REGMAP_RAM
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+ select REGMAP
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tristate
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config REGMAP_SOUNDWIRE
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+ select REGMAP
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tristate
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depends on SOUNDWIRE
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config REGMAP_SOUNDWIRE_MBQ
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+ select REGMAP
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tristate
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depends on SOUNDWIRE
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config REGMAP_SCCB
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+ select REGMAP
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tristate
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depends on I2C
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config REGMAP_I3C
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+ select REGMAP
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tristate
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depends on I3C
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config REGMAP_SPI_AVMM
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+ select REGMAP
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tristate
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depends on SPI
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config REGMAP_FSI
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+ select REGMAP
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tristate
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depends on FSI
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--- a/drivers/base/regmap/Makefile
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+++ b/drivers/base/regmap/Makefile
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@@ -2,9 +2,11 @@
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# For include/trace/define_trace.h to include trace.h
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CFLAGS_regmap.o := -I$(src)
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-obj-$(CONFIG_REGMAP) += regmap.o regcache.o
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-obj-$(CONFIG_REGMAP) += regcache-rbtree.o regcache-flat.o regcache-maple.o
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-obj-$(CONFIG_DEBUG_FS) += regmap-debugfs.o
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+regmap-core-objs = regmap.o regcache.o regcache-rbtree.o regcache-flat.o regcache-maple.o
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+ifdef CONFIG_DEBUG_FS
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+regmap-core-objs += regmap-debugfs.o
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+endif
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+obj-$(CONFIG_REGMAP) += regmap-core.o
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obj-$(CONFIG_REGMAP_KUNIT) += regmap-kunit.o
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obj-$(CONFIG_REGMAP_AC97) += regmap-ac97.o
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obj-$(CONFIG_REGMAP_I2C) += regmap-i2c.o
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--- a/drivers/base/regmap/regmap.c
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+++ b/drivers/base/regmap/regmap.c
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@@ -9,6 +9,7 @@
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#include <linux/device.h>
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#include <linux/slab.h>
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#include <linux/export.h>
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+#include <linux/module.h>
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#include <linux/mutex.h>
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#include <linux/err.h>
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#include <linux/property.h>
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@@ -3513,3 +3514,5 @@ static int __init regmap_initcall(void)
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return 0;
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}
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postcore_initcall(regmap_initcall);
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+
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+MODULE_LICENSE("GPL");
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--- a/include/linux/regmap.h
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+++ b/include/linux/regmap.h
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@@ -180,7 +180,7 @@ struct reg_sequence {
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__ret ?: __tmp; \
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})
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-#ifdef CONFIG_REGMAP
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+#if IS_REACHABLE(CONFIG_REGMAP)
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enum regmap_endian {
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/* Unspecified -> 0 -> Backwards compatible default */
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