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authorStephen Rothwell <sfr@canb.auug.org.au>2014-09-12 15:37:18 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2014-09-12 15:37:18 +1000
commit5c1cf70eb80c5be1dd8e782abc9a837da8eb3aa8 (patch)
tree89a0647d9c295f062ef0d3aecd37cd48826f00f1
parent0817f0a37dc19fe24e5c715540b626a195e53ca1 (diff)
parent6bee5daa9e26846f49afc3241e014ea9b0f65437 (diff)
Merge remote-tracking branch 'regmap/for-next'
-rw-r--r--MAINTAINERS1
-rw-r--r--drivers/base/regmap/Kconfig3
-rw-r--r--drivers/base/regmap/regmap-debugfs.c9
3 files changed, 12 insertions, 1 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 7b9d30826091..30ba7c9aa91a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7621,6 +7621,7 @@ F: fs/reiserfs/
REGISTER MAP ABSTRACTION
M: Mark Brown <broonie@kernel.org>
+L: linux-kernel@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git
S: Supported
F: drivers/base/regmap/
diff --git a/drivers/base/regmap/Kconfig b/drivers/base/regmap/Kconfig
index 4251570610c9..8a3f51f7b1b9 100644
--- a/drivers/base/regmap/Kconfig
+++ b/drivers/base/regmap/Kconfig
@@ -11,12 +11,15 @@ config REGMAP
config REGMAP_I2C
tristate
+ depends on I2C
config REGMAP_SPI
tristate
+ depends on SPI
config REGMAP_SPMI
tristate
+ depends on SPMI
config REGMAP_MMIO
tristate
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index 65ea7b256b3e..0c94b661c16f 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -512,7 +512,14 @@ void regmap_debugfs_init(struct regmap *map, const char *name)
map, &regmap_reg_ranges_fops);
if (map->max_register || regmap_readable(map, 0)) {
- debugfs_create_file("registers", 0400, map->debugfs,
+ umode_t registers_mode;
+
+ if (IS_ENABLED(REGMAP_ALLOW_WRITE_DEBUGFS))
+ registers_mode = 0600;
+ else
+ registers_mode = 0400;
+
+ debugfs_create_file("registers", registers_mode, map->debugfs,
map, &regmap_map_fops);
debugfs_create_file("access", 0400, map->debugfs,
map, &regmap_access_fops);