[media] xc5000: remove static dependencies on xc5000 created by previous changesets

convert the firmware configuration attach-time parameter from
a pointer to an integer so as to remove the static dependency
created by the previous changesets.

Signed-off-by: Michael Krufky <mkrufky@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/tuners/xc5000.c

@@ -203,16 +203,33 @@ static struct XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = {
 	{"FM Radio-INPUT1_MONO", 0x0278, 0x9002}
 };
 
-struct xc5000_fw_cfg xc5000a_1_6_114 = {
+
+struct xc5000_fw_cfg {
+	char *name;
+	u16 size;
+};
+
+static struct xc5000_fw_cfg xc5000a_1_6_114 = {
 	.name = "dvb-fe-xc5000-1.6.114.fw",
 	.size = 12401,
 };
 
-struct xc5000_fw_cfg xc5000c_41_024_5_31875 = {
+static struct xc5000_fw_cfg xc5000c_41_024_5_31875 = {
 	.name = "dvb-fe-xc5000c-41.024.5-31875.fw",
 	.size = 16503,
 };
 
+static inline struct xc5000_fw_cfg *xc5000_assign_firmware(int fw)
+{
+	switch (fw) {
+	default:
+	case XC5000_FW_A_1_6_114:
+		return &xc5000a_1_6_114;
+	case XC5000_FW_C_41_024_5_31875:
+		return &xc5000c_41_024_5_31875;
+	}
+}
+
 static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe);
 static int xc5000_is_firmware_loaded(struct dvb_frontend *fe);
 static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val);
@@ -1152,7 +1169,8 @@ struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
 	   unless explicitly specified */
 	if ((priv->fw == NULL) || (cfg->fw))
 		/* use default firmware if none specified */
-		priv->fw = (cfg->fw) ? cfg->fw : XC5000_DEFAULT_FIRMWARE;
+		priv->fw = xc5000_assign_firmware((cfg->fw) ?
+			cfg->fw : XC5000_DEFAULT_FIRMWARE);
 
 	/* Check if firmware has been loaded. It is possible that another
 	   instance of the driver has loaded the firmware.

drivers/media/common/tuners/xc5000.h

@@ -27,23 +27,18 @@
 struct dvb_frontend;
 struct i2c_adapter;
 
-struct xc5000_fw_cfg {
-	char *name;
-	u16 size;
-};
-
-extern struct xc5000_fw_cfg xc5000a_1_6_114;
-extern struct xc5000_fw_cfg xc5000c_41_024_5_31875;
+#define XC5000_FW_A_1_6_114            1
+#define XC5000_FW_C_41_024_5_31875     2
 
-#define XC5000_DEFAULT_FIRMWARE  &xc5000a_1_6_114
-#define XC5000C_DEFAULT_FIRMWARE &xc5000c_41_024_5_31875
+#define XC5000_DEFAULT_FIRMWARE  XC5000_FW_A_1_6_114
+#define XC5000C_DEFAULT_FIRMWARE XC5000_FW_C_41_024_5_31875
 
 struct xc5000_config {
 	u8   i2c_address;
 	u32  if_khz;
 	u8   radio_input;
 
-	struct xc5000_fw_cfg *fw;
+	int fw;
 };
 
 /* xc5000 callback command */