linux-kernel - [PATCH 6/8] ARM: l2x0: make use of of_find_matching_node_and

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Date:	Tue, 11 Feb 2014 10:24:04 -0600
From:	Josh Cartwright <joshc@...eaurora.org>
To:	Russell King <linux@....linux.org.uk>, linux-kernel@...r.kernel.org
Cc:	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 6/8] ARM: l2x0: make use of of_find_matching_node_and_match

Instead of the of_find_matching_node()/of_match_node() pair, which requires two
iterations through the match table, make use of of_find_matching_node_and_match(),
which only iterates through the table once.

Signed-off-by: Josh Cartwright <joshc@...eaurora.org>
---
 arch/arm/mm/cache-l2x0.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 7abde2c..e35fff3 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -970,11 +970,12 @@ static const struct of_device_id l2x0_ids[] __initconst = {
 
 int __init l2x0_of_init(u32 aux_val, u32 aux_mask)
 {
+	const struct of_device_id *match;
 	struct device_node *np;
 	const struct l2x0_of_data *data;
 	struct resource res;
 
-	np = of_find_matching_node(NULL, l2x0_ids);
+	np = of_find_matching_node_and_match(NULL, l2x0_ids, &match);
 	if (!np)
 		return -ENODEV;
 
@@ -987,7 +988,7 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask)
 
 	l2x0_saved_regs.phy_base = res.start;
 
-	data = of_match_node(l2x0_ids, np)->data;
+	data = match->data;
 
 	/* L2 configuration can only be changed if the cache is disabled */
 	if (!(readl_relaxed(l2x0_base + L2X0_CTRL) & L2X0_CTRL_EN)) {
-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation

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