linux-kernel - [PATCH 1/4] mfd: tps65910: cache register when we need it

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed,  9 May 2012 18:40:54 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	grant.likely@...retlab.ca, linus.walleij@...ricsson.com,
	sameo@...ux.intel.com, broonie@...nsource.wolfsonmicro.com,
	jedu@...mlogic.co.uk, lrg@...mlogic.co.uk
Cc:	linux-kernel@...r.kernel.org,
	Laxman Dewangan <ldewangan@...dia.com>
Subject: [PATCH 1/4] mfd: tps65910: cache register when we need it

During regmap initialization, we do not provide the default value and
hence in place of caching register during regmap_init(), cache it
when actually we need it i.e. after reading of that register.

Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
---
 drivers/mfd/tps65910.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c
index 7a55af9..0f95ddf 100644
--- a/drivers/mfd/tps65910.c
+++ b/drivers/mfd/tps65910.c
@@ -85,8 +85,7 @@ static const struct regmap_config tps65910_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.volatile_reg = is_volatile_reg,
-	.max_register = TPS65910_MAX_REGISTER,
-	.num_reg_defaults_raw = TPS65910_MAX_REGISTER,
+	.max_register = TPS65910_MAX_REGISTER - 1,
 	.cache_type = REGCACHE_RBTREE,
 };
 
-- 
1.7.1.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/