summaryrefslogtreecommitdiff
path: root/drivers/media/common/tuners/tuner-xc2028.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-19 00:53:54 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-19 00:53:54 +0400
commit4a7c1ff2362b7bfbc04990f42c21cefdff57f997 (patch)
tree82ac9c30ca95b6a92084f5535e6406866eb99cf3 /drivers/media/common/tuners/tuner-xc2028.c
parent9278e634b4e063f415b46923a9ca4e74f42ec932 (diff)
parent36be126cb0ebe3000a65c1049f339a3e882a9a47 (diff)
downloadlinux-4a7c1ff2362b7bfbc04990f42c21cefdff57f997.tar.xz
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (57 commits) [media] as3645a: Fix compilation by including slab.h [media] s5p-fimc: Remove linux/version.h include from fimc-mdevice.c [media] s5p-mfc: Remove linux/version.h include from s5p_mfc.c [media] ds3000: using logical && instead of bitwise & [media] v4l2-ctrls: make control names consistent [media] DVB: dib0700, add support for Nova-TD LEDs [media] DVB: dib0700, add corrected Nova-TD frontend_attach [media] DVB: dib0700, separate stk7070pd initialization [media] DVB: dib0700, move Nova-TD Stick to a separate set [media] : add MODULE_FIRMWARE to dib0700 [media] DVB-CORE: remove superfluous DTV_CMDs [media] s5p-jpeg: adapt to recent videobuf2 changes [media] s5p-g2d: fixed a bug in controls setting function [media] s5p-mfc: Fix volatile controls setup [media] drivers/media/video/s5p-mfc/s5p_mfc.c: adjust double test [media] drivers/media/video/s5p-fimc/fimc-capture.c: adjust double test [media] s5p-fimc: Fix incorrect control ID assignment [media] dvb_frontend: Don't call get_frontend() if idle [media] DocBook/dvbproperty.xml: Remove DTV_MODULATION from ISDB-T [media] DocBook/dvbproperty.xml: Fix ISDB-T delivery system parameters ...
Diffstat (limited to 'drivers/media/common/tuners/tuner-xc2028.c')
-rw-r--r--drivers/media/common/tuners/tuner-xc2028.c27
1 files changed, 21 insertions, 6 deletions
diff --git a/drivers/media/common/tuners/tuner-xc2028.c b/drivers/media/common/tuners/tuner-xc2028.c
index 27555995f7e4..b5ee3ebfcfca 100644
--- a/drivers/media/common/tuners/tuner-xc2028.c
+++ b/drivers/media/common/tuners/tuner-xc2028.c
@@ -24,6 +24,21 @@
#include <linux/dvb/frontend.h>
#include "dvb_frontend.h"
+/* Registers (Write-only) */
+#define XREG_INIT 0x00
+#define XREG_RF_FREQ 0x02
+#define XREG_POWER_DOWN 0x08
+
+/* Registers (Read-only) */
+#define XREG_FREQ_ERROR 0x01
+#define XREG_LOCK 0x02
+#define XREG_VERSION 0x04
+#define XREG_PRODUCT_ID 0x08
+#define XREG_HSYNC_FREQ 0x10
+#define XREG_FRAME_LINES 0x20
+#define XREG_SNR 0x40
+
+#define XREG_ADC_ENV 0x0100
static int debug;
module_param(debug, int, 0644);
@@ -885,7 +900,7 @@ static int xc2028_signal(struct dvb_frontend *fe, u16 *strength)
mutex_lock(&priv->lock);
/* Sync Lock Indicator */
- rc = xc2028_get_reg(priv, 0x0002, &frq_lock);
+ rc = xc2028_get_reg(priv, XREG_LOCK, &frq_lock);
if (rc < 0)
goto ret;
@@ -894,7 +909,7 @@ static int xc2028_signal(struct dvb_frontend *fe, u16 *strength)
signal = 1 << 11;
/* Get SNR of the video signal */
- rc = xc2028_get_reg(priv, 0x0040, &signal);
+ rc = xc2028_get_reg(priv, XREG_SNR, &signal);
if (rc < 0)
goto ret;
@@ -1019,9 +1034,9 @@ static int generic_set_freq(struct dvb_frontend *fe, u32 freq /* in HZ */,
/* CMD= Set frequency */
if (priv->firm_version < 0x0202)
- rc = send_seq(priv, {0x00, 0x02, 0x00, 0x00});
+ rc = send_seq(priv, {0x00, XREG_RF_FREQ, 0x00, 0x00});
else
- rc = send_seq(priv, {0x80, 0x02, 0x00, 0x00});
+ rc = send_seq(priv, {0x80, XREG_RF_FREQ, 0x00, 0x00});
if (rc < 0)
goto ret;
@@ -1201,9 +1216,9 @@ static int xc2028_sleep(struct dvb_frontend *fe)
mutex_lock(&priv->lock);
if (priv->firm_version < 0x0202)
- rc = send_seq(priv, {0x00, 0x08, 0x00, 0x00});
+ rc = send_seq(priv, {0x00, XREG_POWER_DOWN, 0x00, 0x00});
else
- rc = send_seq(priv, {0x80, 0x08, 0x00, 0x00});
+ rc = send_seq(priv, {0x80, XREG_POWER_DOWN, 0x00, 0x00});
priv->cur_fw.type = 0; /* need firmware reload */