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path: root/drivers/media/tuners/xc4000.c
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Diffstat (limited to 'drivers/media/tuners/xc4000.c')
-rw-r--r--drivers/media/tuners/xc4000.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/media/tuners/xc4000.c b/drivers/media/tuners/xc4000.c
index d9606738ce43..b44c97e4e5ec 100644
--- a/drivers/media/tuners/xc4000.c
+++ b/drivers/media/tuners/xc4000.c
@@ -16,13 +16,13 @@
#include <linux/dvb/frontend.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include <media/dvb_frontend.h>
#include "xc4000.h"
#include "tuner-i2c.h"
-#include "tuner-xc2028-types.h"
+#include "xc2028-types.h"
static int debug;
module_param(debug, int, 0644);
@@ -282,15 +282,13 @@ static int xc4000_tuner_reset(struct dvb_frontend *fe)
static int xc_write_reg(struct xc4000_priv *priv, u16 regAddr, u16 i2cData)
{
u8 buf[4];
- int result;
buf[0] = (regAddr >> 8) & 0xFF;
buf[1] = regAddr & 0xFF;
buf[2] = (i2cData >> 8) & 0xFF;
buf[3] = i2cData & 0xFF;
- result = xc_send_i2c_data(priv, buf, 4);
- return result;
+ return xc_send_i2c_data(priv, buf, 4);
}
static int xc_load_i2c_sequence(struct dvb_frontend *fe, const u8 *i2c_sequence)
@@ -1089,12 +1087,12 @@ fail:
static void xc_debug_dump(struct xc4000_priv *priv)
{
- u16 adc_envelope;
+ u16 adc_envelope = 0;
u32 freq_error_hz = 0;
- u16 lock_status;
+ u16 lock_status = 0;
u32 hsync_freq_hz = 0;
- u16 frame_lines;
- u16 quality;
+ u16 frame_lines = 0;
+ u16 quality = 0;
u16 signal = 0;
u16 noise = 0;
u8 hw_majorversion = 0, hw_minorversion = 0;
@@ -1517,10 +1515,10 @@ static int xc4000_get_frequency(struct dvb_frontend *fe, u32 *freq)
{
struct xc4000_priv *priv = fe->tuner_priv;
+ mutex_lock(&priv->lock);
*freq = priv->freq_hz + priv->freq_offset;
if (debug) {
- mutex_lock(&priv->lock);
if ((priv->cur_fw.type
& (BASE | FM | DTV6 | DTV7 | DTV78 | DTV8)) == BASE) {
u16 snr = 0;
@@ -1531,8 +1529,8 @@ static int xc4000_get_frequency(struct dvb_frontend *fe, u32 *freq)
return 0;
}
}
- mutex_unlock(&priv->lock);
}
+ mutex_unlock(&priv->lock);
dprintk(1, "%s()\n", __func__);
@@ -1744,7 +1742,7 @@ fail2:
xc4000_release(fe);
return NULL;
}
-EXPORT_SYMBOL(xc4000_attach);
+EXPORT_SYMBOL_GPL(xc4000_attach);
MODULE_AUTHOR("Steven Toth, Davide Ferri");
MODULE_DESCRIPTION("Xceive xc4000 silicon tuner driver");