orinoco: firmware: consistently compile out fw cache support if not requested

Currently part of support for FW caching is unconditionally compiled
in even if it is never used. Consistently remove caching support if
not requested by user.

Signed-off-by: Andrey Borzenkov <arvidjaar@mail.ru>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 24 insertions, 13 deletions

diff --git a/drivers/net/wireless/orinoco/fw.c b/drivers/net/wireless/orinoco/fw.c
index e7abb45d675..1084b43e04b 100644
--- a/drivers/net/wireless/orinoco/fw.c
+++ b/drivers/net/wireless/orinoco/fw.c
@@ -70,6 +70,19 @@ static const char *validate_fw(const struct orinoco_fw_header *hdr, size_t len)
 	return NULL;
 }
 
+#if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP)
+static inline const struct firmware *
+orinoco_cached_fw_get(struct orinoco_private *priv, bool primary)
+{
+	if (primary)
+		return priv->cached_pri_fw;
+	else
+		return priv->cached_fw;
+}
+#else
+#define orinoco_cached_fw_get(priv, primary) (NULL)
+#endif
+
 /* Download either STA or AP firmware into the card. */
 static int
 orinoco_dl_firmware(struct orinoco_private *priv,
@@ -107,7 +120,7 @@ orinoco_dl_firmware(struct orinoco_private *priv,
 	if (err)
 		goto free;
 
-	if (!priv->cached_fw) {
+	if (!orinoco_cached_fw_get(priv, false)) {
 		err = request_firmware(&fw_entry, firmware, priv->dev);
 
 		if (err) {
@@ -117,7 +130,7 @@ orinoco_dl_firmware(struct orinoco_private *priv,
 			goto free;
 		}
 	} else
-		fw_entry = priv->cached_fw;
+		fw_entry = orinoco_cached_fw_get(priv, false);
 
 	hdr = (const struct orinoco_fw_header *) fw_entry->data;
 
@@ -170,7 +183,7 @@ orinoco_dl_firmware(struct orinoco_private *priv,
 
 abort:
 	/* If we requested the firmware, release it. */
-	if (!priv->cached_fw)
+	if (!orinoco_cached_fw_get(priv, false))
 		release_firmware(fw_entry);
 
 free:
@@ -273,20 +286,20 @@ symbol_dl_firmware(struct orinoco_private *priv,
 	int ret;
 	const struct firmware *fw_entry;
 
-	if (!priv->cached_pri_fw) {
+	if (!orinoco_cached_fw_get(priv, true)) {
 		if (request_firmware(&fw_entry, fw->pri_fw, priv->dev) != 0) {
 			printk(KERN_ERR "%s: Cannot find firmware: %s\n",
 			       dev->name, fw->pri_fw);
 			return -ENOENT;
 		}
 	} else
-		fw_entry = priv->cached_pri_fw;
+		fw_entry = orinoco_cached_fw_get(priv, true);
 
 	/* Load primary firmware */
 	ret = symbol_dl_image(priv, fw, fw_entry->data,
 			      fw_entry->data + fw_entry->size, 0);
 
-	if (!priv->cached_pri_fw)
+	if (!orinoco_cached_fw_get(priv, true))
 		release_firmware(fw_entry);
 	if (ret) {
 		printk(KERN_ERR "%s: Primary firmware download failed\n",
@@ -294,19 +307,19 @@ symbol_dl_firmware(struct orinoco_private *priv,
 		return ret;
 	}
 
-	if (!priv->cached_fw) {
+	if (!orinoco_cached_fw_get(priv, false)) {
 		if (request_firmware(&fw_entry, fw->sta_fw, priv->dev) != 0) {
 			printk(KERN_ERR "%s: Cannot find firmware: %s\n",
 			       dev->name, fw->sta_fw);
 			return -ENOENT;
 		}
 	} else
-		fw_entry = priv->cached_fw;
+		fw_entry = orinoco_cached_fw_get(priv, false);
 
 	/* Load secondary firmware */
 	ret = symbol_dl_image(priv, fw, fw_entry->data,
 			      fw_entry->data + fw_entry->size, 1);
-	if (!priv->cached_fw)
+	if (!orinoco_cached_fw_get(priv, false))
 		release_firmware(fw_entry);
 	if (ret) {
 		printk(KERN_ERR "%s: Secondary firmware download failed\n",
@@ -340,9 +353,9 @@ int orinoco_download(struct orinoco_private *priv)
 	return err;
 }
 
+#if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP)
 void orinoco_cache_fw(struct orinoco_private *priv, int ap)
 {
-#if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP)
 	const struct firmware *fw_entry = NULL;
 	const char *pri_fw;
 	const char *fw;
@@ -362,12 +375,10 @@ void orinoco_cache_fw(struct orinoco_private *priv, int ap)
 		if (request_firmware(&fw_entry, fw, priv->dev) == 0)
 			priv->cached_fw = fw_entry;
 	}
-#endif
 }
 
 void orinoco_uncache_fw(struct orinoco_private *priv)
 {
-#if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP)
 	if (priv->cached_pri_fw)
 		release_firmware(priv->cached_pri_fw);
 	if (priv->cached_fw)
@@ -375,5 +386,5 @@ void orinoco_uncache_fw(struct orinoco_private *priv)
 
 	priv->cached_pri_fw = NULL;
 	priv->cached_fw = NULL;
-#endif
 }
+#endif