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V4L/DVB (6426): Some fixes on tuner-xc2028 

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2007-07-18 13:33:23 -03:00
parent 701672eb73
commit 2e4160ca80
1 changed files with 36 additions and 22 deletions
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58
drivers/media/video/tuner-xc2028.c
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@ -24,15 +24,19 @@
#define V4L2_STD_DTV_8MHZ ((v4l2_std_id)0x10000000)
/* Firmwares used on tm5600/tm6000 + xc2028/xc3028 */
static const char *firmware_6M = "tm6000_xc3028_DTV_6M.fw";
// static const char *firmware_78M = "tm6000_xc3028_78M.fw";
static const char *firmware_7M = "tm6000_xc3028_7M.fw";
static const char *firmware_8M = "tm6000_xc3028_8M.fw";
static const char *firmware_B = "tm6000_xc3028_B_PAL.fw";
static const char *firmware_DK = "tm6000_xc3028_DK_PAL_MTS.fw";
static const char *firmware_MN = "tm6000_xc3028_MN_BTSC.fw";
static const char *firmware_INIT0 = "tm6000_xc3028_INIT0.fw";
static const char *firmware_8MHZ_INIT0 = "tm6000_xc3028_8MHZ_INIT0.fw";
/* Generic firmwares */
static const char *firmware_INIT0 = "tm_xc3028_MTS_init0.fw";
static const char *firmware_8MHZ_INIT0 = "tm_xc3028_8M_MTS_init0.fw";
static const char *firmware_INIT1 = "tm_xc3028_68M_MTS_init1.fw";
/* Standard-specific firmwares */
static const char *firmware_6M = "tm_xc3028_DTV_6M.fw";
static const char *firmware_7M = "tm_xc3028_7M.fw";
static const char *firmware_8M = "tm_xc3028_8M.fw";
static const char *firmware_B = "tm_xc3028_B_PAL.fw";
static const char *firmware_DK = "tm_xc3028_DK_PAL_MTS.fw";
static const char *firmware_MN = "tm_xc3028_MN_BTSC.fw";
struct xc2028_data {
v4l2_std_id firm_type; /* video stds supported
@ -79,13 +83,6 @@ static int xc2028_get_reg(struct i2c_client *c, u16 reg)
if (rc<0)
return rc;
if (t->tuner_callback) {
rc = t->tuner_callback( c->adapter->algo_data,
XC2028_RESET_CLK, 0);
if (rc<0)
return rc;
}
i2c_rcv(rc, c, buf, 2);
if (rc<0)
return rc;
@ -104,7 +101,11 @@ static int load_firmware (struct i2c_client *c, const char *name)
tuner_info("xc2028: Loading firmware %s\n", name);
rc = request_firmware(&fw, name, &c->dev);
if (rc < 0) {
tuner_info("Error %d while requesting firmware\n", rc);
if (rc==-ENOENT)
tuner_info("Error: firmware %s not found.\n", name);
else
tuner_info("Error %d while requesting firmware %s \n", rc, name);
return rc;
}
p=fw->data;
@ -204,10 +205,11 @@ static int check_firmware(struct i2c_client *c, enum tuner_mode new_mode,
bandwidth);
if (xc2028->need_load_generic) {
if (xc2028->bandwidth==6)
name = firmware_INIT0;
else
if (xc2028->bandwidth==8)
name = firmware_8MHZ_INIT0;
else
name = firmware_INIT0;
/* Reset is needed before loading firmware */
rc = t->tuner_callback(c->adapter->algo_data,
XC2028_TUNER_RESET, 0);
@ -248,9 +250,12 @@ static int check_firmware(struct i2c_client *c, enum tuner_mode new_mode,
xc2028->bandwidth = bandwidth;
}
if (xc2028->firm_type & t->std)
if (xc2028->firm_type & t->std) {
tuner_info("xc3028: no need to load a std-specific firmware.\n");
return 0;
}
rc = load_firmware(c,firmware_INIT1);
if (t->std & V4L2_STD_MN)
name=firmware_MN;
@ -266,7 +271,6 @@ static int check_firmware(struct i2c_client *c, enum tuner_mode new_mode,
name=firmware_DK;
tuner_info("xc2028: loading firmware named %s.\n", name);
rc = load_firmware(c, name);
if (rc<0)
return rc;
@ -342,6 +346,16 @@ static void generic_set_tv_freq(struct i2c_client *c, u32 freq /* in Hz */,
}
msleep(10);
char *name;
rc = load_firmware(c,firmware_INIT1);
if (t->std & V4L2_STD_MN)
name=firmware_MN;
else
name=firmware_DK;
rc = load_firmware(c,name);
/* CMD= Set frequency */
send_seq(c, {0x00, 0x02, 0x00, 0x00});
if (t->tuner_callback) {