From: Lukasz Majewski <l.majewski@samsung.com>
Date: Tue, 8 Oct 2013 12:30:38 +0000 (+0200)
Subject: dfu:core: Find DFU alt setting number by passing its name
X-Git-Tag: v2014.01-rc1~207^2~24
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=fed936ed8004dd4972777aa29d882b7e88c6da7b

dfu:core: Find DFU alt setting number by passing its name

New function - dfu_get_alt() - has been added to dfu core. If present, it
returns alt setting's number corresponding to passed name.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
---

diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index f3287359db..4ec330ce5b 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -440,3 +440,15 @@ struct dfu_entity *dfu_get_entity(int alt)
 
 	return NULL;
 }
+
+int dfu_get_alt(char *name)
+{
+	struct dfu_entity *dfu;
+
+	list_for_each_entry(dfu, &dfu_list, list) {
+		if (!strncmp(dfu->name, name, strlen(dfu->name)))
+			return dfu->alt;
+	}
+
+	return -ENODEV;
+}
diff --git a/include/dfu.h b/include/dfu.h
index b2ecf1bebe..b14425503d 100644
--- a/include/dfu.h
+++ b/include/dfu.h
@@ -126,6 +126,7 @@ const char *dfu_get_layout(enum dfu_layout l);
 struct dfu_entity *dfu_get_entity(int alt);
 char *dfu_extract_token(char** e, int *n);
 void dfu_trigger_reset(void);
+int dfu_get_alt(char *name);
 bool dfu_reset(void);
 int dfu_init_env_entities(char *interface, int dev);