openwrt/target/linux/generic/hack-5.15/259-regmap_dynamic.patch

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From 811d9e2268a62b830cfe93cd8bc929afcb8b198b Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Sat, 15 Jul 2017 21:12:38 +0200
Subject: kernel: move regmap bloat out of the kernel image if it is only being used in modules
lede-commit: 96f39119815028073583e4fca3a9c5fe9141e998
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
drivers/base/regmap/Kconfig | 15 ++++++++++-----
drivers/base/regmap/Makefile | 12 ++++++++----
drivers/base/regmap/regmap.c | 3 +++
include/linux/regmap.h | 2 +-
4 files changed, 22 insertions(+), 10 deletions(-)
--- a/drivers/base/regmap/Kconfig
+++ b/drivers/base/regmap/Kconfig
@@ -4,10 +4,9 @@
# subsystems should select the appropriate symbols.
config REGMAP
- 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)
select IRQ_DOMAIN if REGMAP_IRQ
select MDIO_BUS if REGMAP_MDIO
- bool
+ tristate
config REGCACHE_COMPRESSED
select LZO_COMPRESS
@@ -15,53 +14,67 @@ config REGCACHE_COMPRESSED
bool
config REGMAP_AC97
+ select REGMAP
tristate
config REGMAP_I2C
+ select REGMAP
tristate
depends on I2C
config REGMAP_SLIMBUS
+ select REGMAP
tristate
depends on SLIMBUS
config REGMAP_SPI
+ select REGMAP
tristate
depends on SPI
config REGMAP_SPMI
+ select REGMAP
tristate
depends on SPMI
config REGMAP_W1
+ select REGMAP
tristate
depends on W1
config REGMAP_MDIO
+ select REGMAP
tristate
config REGMAP_MMIO
+ select REGMAP
tristate
config REGMAP_IRQ
+ select REGMAP
bool
config REGMAP_SOUNDWIRE
+ select REGMAP
tristate
depends on SOUNDWIRE
config REGMAP_SOUNDWIRE_MBQ
+ select REGMAP
tristate
depends on SOUNDWIRE
config REGMAP_SCCB
+ select REGMAP
tristate
depends on I2C
config REGMAP_I3C
+ select REGMAP
tristate
depends on I3C
config REGMAP_SPI_AVMM
+ select REGMAP
tristate
depends on SPI
--- a/drivers/base/regmap/Makefile
+++ b/drivers/base/regmap/Makefile
@@ -2,10 +2,14 @@
# For include/trace/define_trace.h to include trace.h
CFLAGS_regmap.o := -I$(src)
-obj-$(CONFIG_REGMAP) += regmap.o regcache.o
-obj-$(CONFIG_REGMAP) += regcache-rbtree.o regcache-flat.o
-obj-$(CONFIG_REGCACHE_COMPRESSED) += regcache-lzo.o
-obj-$(CONFIG_DEBUG_FS) += regmap-debugfs.o
+regmap-core-objs = regmap.o regcache.o regcache-rbtree.o regcache-flat.o
+ifdef CONFIG_DEBUG_FS
+regmap-core-objs += regmap-debugfs.o
+endif
+ifdef CONFIG_REGCACHE_COMPRESSED
+regmap-core-objs += regcache-lzo.o
+endif
+obj-$(CONFIG_REGMAP) += regmap-core.o
obj-$(CONFIG_REGMAP_AC97) += regmap-ac97.o
obj-$(CONFIG_REGMAP_I2C) += regmap-i2c.o
obj-$(CONFIG_REGMAP_SLIMBUS) += regmap-slimbus.o
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -9,6 +9,7 @@
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/export.h>
+#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/err.h>
#include <linux/property.h>
kernel: bump 5.15 to 5.15.123 Manually rebased: bcm4908/patches-5.15/071-v6.1-0001-net-broadcom-bcm4908_enet-handle-EPROBE_DEFER-when-g.patch bcm53xx/patches-5.15/180-usb-xhci-add-support-for-performing-fake-doorbell.patch ipq40xx/patches-5.15/902-dts-ipq4019-ap-dk04.1.patch[*] Removed upstreamed: backport-5.15/735-v6.5-net-bgmac-postpone-turning-IRQs-off-to-avoid-SoC-han.patch[1] backport-5.15/817-v6.5-01-leds-trigger-netdev-Recheck-NETDEV_LED_MODE_LINKUP-o.patch[2] pending-5.15/143-jffs2-reduce-stack-usage-in-jffs2_build_xattr_subsys.patch[3] pending-5.15/160-workqueue-fix-enum-type-for-gcc-13.patch[4] bcm53xx/patches-5.15/036-v6.5-0003-ARM-dts-BCM5301X-Drop-clock-names-from-the-SPI-node.patch[5] bcm53xx/patches-5.15/036-v6.5-0015-ARM-dts-BCM5301X-fix-duplex-full-full-duplex.patch[6] All other patches automatically rebased. 1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.123&id=02474292a44205c1eb5a03634ead155a3c9134f4 2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.123&id=86b93cbfe104e99fd3d25a49748b99fb88101573 3. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.123&id=79b9ab357b6f5675007f4c02ff8765cbd8dc06a2 4. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.123&id=d528faa9e828b9fc46dfb684a2a9fd8c2e860ed8 5. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.123&id=5899bc4058e89d5110a23797ff94439c53b77c25 6. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.123&id=95afd2c7c7d26087730dc938709e025a303e5499 Build system: x86/64 Build-tested: ramips/tplink_archer-a6-v3 Run-tested: ramips/tplink_archer-a6-v3 Co-authored-by: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: John Audia <therealgraysky@proton.me> [rebased ipq40xx/patches-5.15/902-dts-ipq4019-ap-dk04.1.patch ] Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2023-07-27 13:22:32 +00:00
@@ -3358,3 +3359,5 @@ static int __init regmap_initcall(void)
return 0;
}
postcore_initcall(regmap_initcall);
+
+MODULE_LICENSE("GPL");
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -180,7 +180,7 @@ struct reg_sequence {
__ret ?: __tmp; \
})
-#ifdef CONFIG_REGMAP
+#if IS_REACHABLE(CONFIG_REGMAP)
enum regmap_endian {
/* Unspecified -> 0 -> Backwards compatible default */