[PATCHv3,04/10] ARM: OMAP: display: change compat names to array
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Message ID 1430906938-26128-5-git-send-email-tomi.valkeinen@ti.com
State New
Headers show

Commit Message

Tomi Valkeinen May 6, 2015, 10:08 a.m. UTC
Simplify the DSS detection logic by creating a list of the omapdss
compat strings, instead of checking each separately with an 'if'.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---
 arch/arm/mach-omap2/display.c | 29 ++++++++++++++---------------
 1 file changed, 14 insertions(+), 15 deletions(-)

Patch
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diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
index f492ae147c6a..9868d0bc7805 100644
--- a/arch/arm/mach-omap2/display.c
+++ b/arch/arm/mach-omap2/display.c
@@ -568,25 +568,24 @@  void __init omapdss_early_init_of(void)
 
 }
 
+static const char * const omapdss_compat_names[] __initconst = {
+	"ti,omap2-dss",
+	"ti,omap3-dss",
+	"ti,omap4-dss",
+	"ti,omap5-dss",
+};
+
 struct device_node * __init omapdss_find_dss_of_node(void)
 {
 	struct device_node *node;
+	int i;
 
-	node = of_find_compatible_node(NULL, NULL, "ti,omap2-dss");
-	if (node)
-		return node;
-
-	node = of_find_compatible_node(NULL, NULL, "ti,omap3-dss");
-	if (node)
-		return node;
-
-	node = of_find_compatible_node(NULL, NULL, "ti,omap4-dss");
-	if (node)
-		return node;
-
-	node = of_find_compatible_node(NULL, NULL, "ti,omap5-dss");
-	if (node)
-		return node;
+	for (i = 0; i < ARRAY_SIZE(omapdss_compat_names); ++i) {
+		node = of_find_compatible_node(NULL, NULL,
+			omapdss_compat_names[i]);
+		if (node)
+			return node;
+	}
 
 	return NULL;
 }