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authorMauro Carvalho Chehab <mchehab@brturbo.com.br>2006-01-09 20:25:27 +0300
committerMauro Carvalho Chehab <mchehab@brturbo.com.br>2006-01-09 20:25:27 +0300
commit7e57819169d4f9a1d7af55fb645ece3fb981e2e3 (patch)
tree305775cb673de02f70aa6d169e2c0fa94b40d8e3 /drivers/media/video/tuner-core.c
parent70f00044a2107a2c7d654bf1d3e0494f77777f47 (diff)
downloadlinux-7e57819169d4f9a1d7af55fb645ece3fb981e2e3.tar.xz
V4L/DVB (3167): added ntsc parameter to tuner and more standardized debugs
- Debug message changed to be coherent with other modules - added ntsc parameter - parameters moved to the beginning at the file - tuner_status moved to a better position. Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Diffstat (limited to 'drivers/media/video/tuner-core.c')
-rw-r--r--drivers/media/video/tuner-core.c124
1 files changed, 79 insertions, 45 deletions
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index c8ff849e8903..df994311251e 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -38,21 +38,27 @@ I2C_CLIENT_INSMOD;
/* insmod options used at init time => read/only */
static unsigned int addr = 0;
-module_param(addr, int, 0444);
-
static unsigned int no_autodetect = 0;
-module_param(no_autodetect, int, 0444);
-
static unsigned int show_i2c = 0;
-module_param(show_i2c, int, 0444);
/* insmod options used at runtime => read/write */
unsigned int tuner_debug = 0;
-module_param(tuner_debug, int, 0644);
static unsigned int tv_range[2] = { 44, 958 };
static unsigned int radio_range[2] = { 65, 108 };
+static char pal[] = "--";
+static char secam[] = "--";
+static char ntsc[] = "-";
+
+module_param(addr, int, 0444);
+module_param(no_autodetect, int, 0444);
+module_param(show_i2c, int, 0444);
+module_param(tuner_debug, int, 0644);
+
+module_param_string(pal, pal, sizeof(pal), 0644);
+module_param_string(secam, secam, sizeof(secam), 0644);
+module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
module_param_array(tv_range, int, NULL, 0644);
module_param_array(radio_range, int, NULL, 0644);
@@ -249,11 +255,6 @@ static inline int check_mode(struct tuner *t, char *cmd)
return 0;
}
-static char pal[] = "-";
-module_param_string(pal, pal, sizeof(pal), 0644);
-static char secam[] = "--";
-module_param_string(secam, secam, sizeof(secam), 0644);
-
/* get more precise norm info from insmod option */
static int tuner_fixup_std(struct tuner *t)
{
@@ -285,8 +286,13 @@ static int tuner_fixup_std(struct tuner *t)
break;
case 'N':
case 'n':
- tuner_dbg ("insmod fixup: PAL => PAL-N\n");
- t->std = V4L2_STD_PAL_N;
+ if (pal[1] == 'c' || pal[1] == 'C') {
+ tuner_dbg("insmod fixup: PAL => PAL-Nc\n");
+ t->std = V4L2_STD_PAL_Nc;
+ } else {
+ tuner_dbg ("insmod fixup: PAL => PAL-N\n");
+ t->std = V4L2_STD_PAL_N;
+ }
break;
case '-':
/* default parameter, do nothing */
@@ -298,6 +304,15 @@ static int tuner_fixup_std(struct tuner *t)
}
if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) {
switch (secam[0]) {
+ case 'b':
+ case 'B':
+ case 'g':
+ case 'G':
+ case 'h':
+ case 'H':
+ tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n");
+ t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
+ break;
case 'd':
case 'D':
case 'k':
@@ -324,9 +339,60 @@ static int tuner_fixup_std(struct tuner *t)
}
}
+ if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) {
+ switch (ntsc[0]) {
+ case 'm':
+ case 'M':
+ tuner_dbg("insmod fixup: NTSC => NTSC-M\n");
+ t->std = V4L2_STD_NTSC_M;
+ break;
+ case 'j':
+ case 'J':
+ tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n");
+ t->std = V4L2_STD_NTSC_M_JP;
+ break;
+ case '-':
+ /* default parameter, do nothing */
+ break;
+ default:
+ tuner_info("ntsc= argument not recognised\n");
+ break;
+ }
+ }
return 0;
}
+static void tuner_status(struct i2c_client *client)
+{
+ struct tuner *t = i2c_get_clientdata(client);
+ unsigned long freq, freq_fraction;
+ const char *p;
+
+ switch (t->mode) {
+ case V4L2_TUNER_RADIO: p = "radio"; break;
+ case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break;
+ case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break;
+ default: p = "undefined"; break;
+ }
+ if (t->mode == V4L2_TUNER_RADIO) {
+ freq = t->freq / 16000;
+ freq_fraction = (t->freq % 16000) * 100 / 16000;
+ } else {
+ freq = t->freq / 16;
+ freq_fraction = (t->freq % 16) * 100 / 16;
+ }
+ tuner_info("Tuner mode: %s\n", p);
+ tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction);
+ tuner_info("Standard: 0x%08llx\n", t->std);
+ if (t->mode == V4L2_TUNER_RADIO) {
+ if (t->has_signal) {
+ tuner_info("Signal strength: %d\n", t->has_signal(client));
+ }
+ if (t->is_stereo) {
+ tuner_info("Stereo: %s\n", t->is_stereo(client) ? "yes" : "no");
+ }
+ }
+}
/* ---------------------------------------------------------------------- */
/* static var Used only in tuner_attach and tuner_probe */
@@ -475,38 +541,6 @@ static inline int check_v4l2(struct tuner *t)
return 0;
}
-static void tuner_status(struct i2c_client *client)
-{
- struct tuner *t = i2c_get_clientdata(client);
- unsigned long freq, freq_fraction;
- const char *p;
-
- switch (t->mode) {
- case V4L2_TUNER_RADIO: p = "radio"; break;
- case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break;
- case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break;
- default: p = "undefined"; break;
- }
- if (t->mode == V4L2_TUNER_RADIO) {
- freq = t->freq / 16000;
- freq_fraction = (t->freq % 16000) * 100 / 16000;
- } else {
- freq = t->freq / 16;
- freq_fraction = (t->freq % 16) * 100 / 16;
- }
- tuner_info("Tuner mode: %s\n", p);
- tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction);
- tuner_info("Standard: 0x%08llx\n", t->std);
- if (t->mode == V4L2_TUNER_RADIO) {
- if (t->has_signal) {
- tuner_info("Signal strength: %d\n", t->has_signal(client));
- }
- if (t->is_stereo) {
- tuner_info("Stereo: %s\n", t->is_stereo(client) ? "yes" : "no");
- }
- }
-}
-
static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
struct tuner *t = i2c_get_clientdata(client);