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kernel_linux
提交 b2083199 编写于 作者: M Michael Krufky 提交者： Mauro Carvalho Chehab
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V4L/DVB (5719): Tuner: Move device-specific private data out of tuner struct 

Create private data struct for device specific private data.
Signed-off-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
上级 56584c9e
隐藏空白更改
内联 并排
Showing with 117 addition and 72 deletion
drivers/media/video/mt20xx.c
浏览文件 @ b2083199
......@@ -37,6 +37,11 @@ static char *microtune_part[] = {
[ MT2050 ] = "MT2050",
};
struct microtune_priv {
unsigned int xogc;
unsigned int radio_if2;
};
// IsSpurInBand()?
static int mt2032_spurcheck(struct i2c_client *c,
int f1, int f2, int spectrum_from,int spectrum_to)
......@@ -218,6 +223,7 @@ static void mt2032_set_if_freq(struct i2c_client *c, unsigned int rfin,
unsigned char buf[21];
int lint_try,ret,sel,lock=0;
struct tuner *t = i2c_get_clientdata(c);
struct microtune_priv *priv = t->priv;
tuner_dbg("mt2032_set_if_freq rfin=%d if1=%d if2=%d from=%d to=%d\n",
rfin,if1,if2,from,to);
......@@ -227,7 +233,7 @@ static void mt2032_set_if_freq(struct i2c_client *c, unsigned int rfin,
i2c_master_recv(c,buf,21);
buf[0]=0;
ret=mt2032_compute_freq(c,rfin,if1,if2,from,to,&buf[1],&sel,t->xogc);
ret=mt2032_compute_freq(c,rfin,if1,if2,from,to,&buf[1],&sel,priv->xogc);
if (ret<0)
return;
......@@ -251,10 +257,10 @@ static void mt2032_set_if_freq(struct i2c_client *c, unsigned int rfin,
tuner_dbg("mt2032: re-init PLLs by LINT\n");
buf[0]=7;
buf[1]=0x80 +8+t->xogc; // set LINT to re-init PLLs
buf[1]=0x80 +8+priv->xogc; // set LINT to re-init PLLs
i2c_master_send(c,buf,2);
mdelay(10);
buf[1]=8+t->xogc;
buf[1]=8+priv->xogc;
i2c_master_send(c,buf,2);
}
......@@ -294,7 +300,8 @@ static void mt2032_set_tv_freq(struct i2c_client *c, unsigned int freq)
static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2 = t->radio_if2;
struct microtune_priv *priv = t->priv;
int if2 = priv->radio_if2;
// per Manual for FM tuning: first if center freq. 1085 MHz
mt2032_set_if_freq(c, freq * 1000 / 16,
......@@ -305,6 +312,7 @@ static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq)
static int mt2032_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
struct microtune_priv *priv = t->priv;
unsigned char buf[21];
int ret,xogc,xok=0;
......@@ -351,7 +359,7 @@ static int mt2032_init(struct i2c_client *c)
if (ret!=2)
tuner_warn("i2c i/o error: rc == %d (should be 2)\n",ret);
} while (xok != 1 );
t->xogc=xogc;
priv->xogc=xogc;
t->set_tv_freq = mt2032_set_tv_freq;
t->set_radio_freq = mt2032_set_radio_freq;
......@@ -456,7 +464,8 @@ static void mt2050_set_tv_freq(struct i2c_client *c, unsigned int freq)
static void mt2050_set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2 = t->radio_if2;
struct microtune_priv *priv = t->priv;
int if2 = priv->radio_if2;
mt2050_set_if_freq(c, freq * 1000 / 16, if2);
mt2050_set_antenna(c, radio_antenna);
......@@ -488,21 +497,29 @@ static int mt2050_init(struct i2c_client *c)
int microtune_init(struct i2c_client *c)
{
struct microtune_priv *priv = NULL;
struct tuner *t = i2c_get_clientdata(c);
char *name;
unsigned char buf[21];
int company_code;
priv = kzalloc(sizeof(struct microtune_priv), GFP_KERNEL);
if (priv == NULL)
return -ENOMEM;
t->priv = priv;
priv->radio_if2 = 10700 * 1000; /* 10.7MHz - FM radio */
memset(buf,0,sizeof(buf));
t->set_tv_freq = NULL;
t->set_radio_freq = NULL;
t->standby = NULL;
if (t->std & V4L2_STD_525_60) {
tuner_dbg("pinnacle ntsc\n");
t->radio_if2 = 41300 * 1000;
priv->radio_if2 = 41300 * 1000;
} else {
tuner_dbg("pinnacle pal\n");
t->radio_if2 = 33300 * 1000;
priv->radio_if2 = 33300 * 1000;
}
name = "unknown";
......
drivers/media/video/tda8290.c
浏览文件 @ b2083199
......@@ -25,6 +25,16 @@
/* ---------------------------------------------------------------------- */
struct tda8290_priv {
unsigned char tda8290_easy_mode;
unsigned char tda827x_lpsel;
unsigned char tda827x_addr;
unsigned char tda827x_ver;
unsigned int sgIF;
};
/* ---------------------------------------------------------------------- */
struct tda827x_data {
u32 lomax;
u8 spd;
......@@ -76,7 +86,8 @@ static void tda827x_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
u32 N;
int i;
struct tuner *t = i2c_get_clientdata(c);
struct i2c_msg msg = {.addr = t->tda827x_addr, .flags = 0};
struct tda8290_priv *priv = t->priv;
struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags = 0};
if (t->mode == V4L2_TUNER_RADIO)
freq = freq / 1000;
......@@ -95,7 +106,7 @@ static void tda827x_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
tuner_reg[1] = (unsigned char)(N>>8);
tuner_reg[2] = (unsigned char) N;
tuner_reg[3] = 0x40;
tuner_reg[4] = 0x52 + (t->tda827x_lpsel << 5);
tuner_reg[4] = 0x52 + (priv->tda827x_lpsel << 5);
tuner_reg[5] = (tda827x_analog[i].spd << 6) + (tda827x_analog[i].div1p5 <<5) +
(tda827x_analog[i].bs <<3) + tda827x_analog[i].bp;
tuner_reg[6] = 0x8f + (tda827x_analog[i].gc3 << 4);
......@@ -146,8 +157,9 @@ static void tda827x_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
static void tda827x_agcf(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
struct tda8290_priv *priv = t->priv;
unsigned char data[] = {0x80, 0x0c};
struct i2c_msg msg = {.addr = t->tda827x_addr, .buf = data,
struct i2c_msg msg = {.addr = priv->tda827x_addr, .buf = data,
.flags = 0, .len = 2};
i2c_transfer(c->adapter, &msg, 1);
}
......@@ -234,7 +246,8 @@ static void tda827xa_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
u32 N;
int i;
struct tuner *t = i2c_get_clientdata(c);
struct i2c_msg msg = {.addr = t->tda827x_addr, .flags = 0, .buf = tuner_reg};
struct tda8290_priv *priv = t->priv;
struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags = 0, .buf = tuner_reg};
tda827xa_lna_gain( c, 1);
msleep(10);
......@@ -271,7 +284,7 @@ static void tda827xa_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
tuner_reg[1] = 0xff;
tuner_reg[2] = 0xe0;
tuner_reg[3] = 0;
tuner_reg[4] = 0x99 + (t->tda827x_lpsel << 1);
tuner_reg[4] = 0x99 + (priv->tda827x_lpsel << 1);
msg.len = 5;
i2c_transfer(c->adapter, &msg, 1);
......@@ -311,15 +324,16 @@ static void tda827xa_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
i2c_transfer(c->adapter, &msg, 1);
tuner_reg[0] = 0xc0;
tuner_reg[1] = 0x19 + (t->tda827x_lpsel << 1);
tuner_reg[1] = 0x19 + (priv->tda827x_lpsel << 1);
i2c_transfer(c->adapter, &msg, 1);
}
static void tda827xa_agcf(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
struct tda8290_priv *priv = t->priv;
unsigned char data[] = {0x80, 0x2c};
struct i2c_msg msg = {.addr = t->tda827x_addr, .buf = data,
struct i2c_msg msg = {.addr = priv->tda827x_addr, .buf = data,
.flags = 0, .len = 2};
i2c_transfer(c->adapter, &msg, 1);
}
......@@ -347,8 +361,9 @@ static void tda8290_i2c_bridge(struct i2c_client *c, int close)
static int tda8290_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
struct tda8290_priv *priv = t->priv;
unsigned char soft_reset[] = { 0x00, 0x00 };
unsigned char easy_mode[] = { 0x01, t->tda8290_easy_mode };
unsigned char easy_mode[] = { 0x01, priv->tda8290_easy_mode };
unsigned char expert_mode[] = { 0x01, 0x80 };
unsigned char agc_out_on[] = { 0x02, 0x00 };
unsigned char gainset_off[] = { 0x28, 0x14 };
......@@ -375,18 +390,18 @@ static int tda8290_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
i2c_master_send(c, soft_reset, 2);
msleep(1);
expert_mode[1] = t->tda8290_easy_mode + 0x80;
expert_mode[1] = priv->tda8290_easy_mode + 0x80;
i2c_master_send(c, expert_mode, 2);
i2c_master_send(c, gainset_off, 2);
i2c_master_send(c, if_agc_spd, 2);
if (t->tda8290_easy_mode & 0x60)
if (priv->tda8290_easy_mode & 0x60)
i2c_master_send(c, adc_head_9, 2);
else
i2c_master_send(c, adc_head_6, 2);
i2c_master_send(c, pll_bw_nom, 2);
tda8290_i2c_bridge(c, 1);
if (t->tda827x_ver != 0)
if (priv->tda827x_ver != 0)
tda827xa_tune(c, ifc, freq);
else
tda827x_tune(c, ifc, freq);
......@@ -418,7 +433,7 @@ static int tda8290_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
if ((agc_stat > 115) || !(pll_stat & 0x80)) {
tuner_dbg("adjust gain, step 2. Agc: %d, lock: %d\n",
agc_stat, pll_stat & 0x80);
if (t->tda827x_ver != 0)
if (priv->tda827x_ver != 0)
tda827xa_agcf(c);
else
tda827x_agcf(c);
......@@ -437,7 +452,7 @@ static int tda8290_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
}
/* l/ l' deadlock? */
if(t->tda8290_easy_mode & 0x60) {
if(priv->tda8290_easy_mode & 0x60) {
i2c_master_send(c, &addr_adc_sat, 1);
i2c_master_recv(c, &adc_sat, 1);
i2c_master_send(c, &addr_pll_stat, 1);
......@@ -459,41 +474,42 @@ static int tda8290_tune(struct i2c_client *c, u16 ifc, unsigned int freq)
static void set_audio(struct tuner *t)
{
struct tda8290_priv *priv = t->priv;
char* mode;
t->tda827x_lpsel = 0;
priv->tda827x_lpsel = 0;
if (t->std & V4L2_STD_MN) {
t->sgIF = 92;
t->tda8290_easy_mode = 0x01;
t->tda827x_lpsel = 1;
priv->sgIF = 92;
priv->tda8290_easy_mode = 0x01;
priv->tda827x_lpsel = 1;
mode = "MN";
} else if (t->std & V4L2_STD_B) {
t->sgIF = 108;
t->tda8290_easy_mode = 0x02;
priv->sgIF = 108;
priv->tda8290_easy_mode = 0x02;
mode = "B";
} else if (t->std & V4L2_STD_GH) {
t->sgIF = 124;
t->tda8290_easy_mode = 0x04;
priv->sgIF = 124;
priv->tda8290_easy_mode = 0x04;
mode = "GH";
} else if (t->std & V4L2_STD_PAL_I) {
t->sgIF = 124;
t->tda8290_easy_mode = 0x08;
priv->sgIF = 124;
priv->tda8290_easy_mode = 0x08;
mode = "I";
} else if (t->std & V4L2_STD_DK) {
t->sgIF = 124;
t->tda8290_easy_mode = 0x10;
priv->sgIF = 124;
priv->tda8290_easy_mode = 0x10;
mode = "DK";
} else if (t->std & V4L2_STD_SECAM_L) {
t->sgIF = 124;
t->tda8290_easy_mode = 0x20;
priv->sgIF = 124;
priv->tda8290_easy_mode = 0x20;
mode = "L";
} else if (t->std & V4L2_STD_SECAM_LC) {
t->sgIF = 20;
t->tda8290_easy_mode = 0x40;
priv->sgIF = 20;
priv->tda8290_easy_mode = 0x40;
mode = "LC";
} else {
t->sgIF = 124;
t->tda8290_easy_mode = 0x10;
priv->sgIF = 124;
priv->tda8290_easy_mode = 0x10;
mode = "xx";
}
tuner_dbg("setting tda8290 to system %s\n", mode);
......@@ -502,9 +518,10 @@ static void set_audio(struct tuner *t)
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
struct tda8290_priv *priv = t->priv;
set_audio(t);
tda8290_tune(c, t->sgIF, freq);
tda8290_tune(c, priv->sgIF, freq);
}
static void set_radio_freq(struct i2c_client *c, unsigned int freq)
......@@ -528,13 +545,14 @@ static int has_signal(struct i2c_client *c)
static void standby(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
struct tda8290_priv *priv = t->priv;
unsigned char cb1[] = { 0x30, 0xD0 };
unsigned char tda8290_standby[] = { 0x00, 0x02 };
unsigned char tda8290_agc_tri[] = { 0x02, 0x20 };
struct i2c_msg msg = {.addr = t->tda827x_addr, .flags=0, .buf=cb1, .len = 2};
struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags=0, .buf=cb1, .len = 2};
tda8290_i2c_bridge(c, 1);
if (t->tda827x_ver != 0)
if (priv->tda827x_ver != 0)
cb1[1] = 0x90;
i2c_transfer(c->adapter, &msg, 1);
tda8290_i2c_bridge(c, 0);
......@@ -560,13 +578,14 @@ static void tda8290_init_if(struct i2c_client *c)
static void tda8290_init_tuner(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
struct tda8290_priv *priv = t->priv;
unsigned char tda8275_init[] = { 0x00, 0x00, 0x00, 0x40, 0xdC, 0x04, 0xAf,
0x3F, 0x2A, 0x04, 0xFF, 0x00, 0x00, 0x40 };
unsigned char tda8275a_init[] = { 0x00, 0x00, 0x00, 0x00, 0xdC, 0x05, 0x8b,
0x0c, 0x04, 0x20, 0xFF, 0x00, 0x00, 0x4b };
struct i2c_msg msg = {.addr = t->tda827x_addr, .flags=0,
struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags=0,
.buf=tda8275_init, .len = 14};
if (t->tda827x_ver != 0)
if (priv->tda827x_ver != 0)
msg.buf = tda8275a_init;
tda8290_i2c_bridge(c, 1);
......@@ -578,12 +597,18 @@ static void tda8290_init_tuner(struct i2c_client *c)
int tda8290_init(struct i2c_client *c)
{
struct tda8290_priv *priv = NULL;
struct tuner *t = i2c_get_clientdata(c);
u8 data;
int i, ret, tuners_found;
u32 tuner_addrs;
struct i2c_msg msg = {.flags=I2C_M_RD, .buf=&data, .len = 1};
priv = kzalloc(sizeof(struct tda8290_priv), GFP_KERNEL);
if (priv == NULL)
return -ENOMEM;
t->priv = priv;
tda8290_i2c_bridge(c, 1);
/* probe for tuner chip */
tuners_found = 0;
......@@ -618,7 +643,7 @@ int tda8290_init(struct i2c_client *c)
tuner_addrs = tuner_addrs & 0xff;
tuner_info ("setting tuner address to %x\n", tuner_addrs);
}
t->tda827x_addr = tuner_addrs;
priv->tda827x_addr = tuner_addrs;
msg.addr = tuner_addrs;
tda8290_i2c_bridge(c, 1);
......@@ -627,10 +652,10 @@ int tda8290_init(struct i2c_client *c)
tuner_warn ("TDA827x access failed!\n");
if ((data & 0x3c) == 0) {
strlcpy(c->name, "tda8290+75", sizeof(c->name));
t->tda827x_ver = 0;
priv->tda827x_ver = 0;
} else {
strlcpy(c->name, "tda8290+75a", sizeof(c->name));
t->tda827x_ver = 2;
priv->tda827x_ver = 2;
}
tuner_info("type set to %s\n", c->name);
......@@ -638,7 +663,7 @@ int tda8290_init(struct i2c_client *c)
t->set_radio_freq = set_radio_freq;
t->has_signal = has_signal;
t->standby = standby;
t->tda827x_lpsel = 0;
priv->tda827x_lpsel = 0;
t->mode = V4L2_TUNER_ANALOG_TV;
tda8290_init_tuner(c);
......
drivers/media/video/tda9887.c
浏览文件 @ b2083199
......@@ -29,6 +29,9 @@
printk(KERN_INFO "%s %d-%04x: " fmt, t->i2c.name, \
i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0)
struct tda9887_priv {
unsigned char data[4];
};
/* ---------------------------------------------------------------------- */
......@@ -508,10 +511,11 @@ static int tda9887_status(struct tuner *t)
static void tda9887_configure(struct i2c_client *client)
{
struct tuner *t = i2c_get_clientdata(client);
struct tda9887_priv *priv = t->priv;
int rc;
memset(t->tda9887_data,0,sizeof(t->tda9887_data));
tda9887_set_tvnorm(t,t->tda9887_data);
memset(priv->data,0,sizeof(priv->data));
tda9887_set_tvnorm(t,priv->data);
/* A note on the port settings:
These settings tend to depend on the specifics of the board.
......@@ -526,22 +530,22 @@ static void tda9887_configure(struct i2c_client *client)
the ports should be set to active (0), but, again, that may
differ depending on the precise hardware configuration.
*/
t->tda9887_data[1] |= cOutputPort1Inactive;
t->tda9887_data[1] |= cOutputPort2Inactive;
priv->data[1] |= cOutputPort1Inactive;
priv->data[1] |= cOutputPort2Inactive;
tda9887_set_config(t,t->tda9887_data);
tda9887_set_insmod(t,t->tda9887_data);
tda9887_set_config(t,priv->data);
tda9887_set_insmod(t,priv->data);
if (t->mode == T_STANDBY) {
t->tda9887_data[1] |= cForcedMuteAudioON;
priv->data[1] |= cForcedMuteAudioON;
}
tda9887_dbg("writing: b=0x%02x c=0x%02x e=0x%02x\n",
t->tda9887_data[1],t->tda9887_data[2],t->tda9887_data[3]);
priv->data[1],priv->data[2],priv->data[3]);
if (tuner_debug > 1)
dump_write_message(t, t->tda9887_data);
dump_write_message(t, priv->data);
if (4 != (rc = i2c_master_send(&t->i2c,t->tda9887_data,4)))
if (4 != (rc = i2c_master_send(&t->i2c,priv->data,4)))
tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc);
if (tuner_debug > 2) {
......@@ -555,7 +559,8 @@ static void tda9887_configure(struct i2c_client *client)
static void tda9887_tuner_status(struct i2c_client *client)
{
struct tuner *t = i2c_get_clientdata(client);
tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", t->tda9887_data[1], t->tda9887_data[2], t->tda9887_data[3]);
struct tda9887_priv *priv = t->priv;
tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", priv->data[1], priv->data[2], priv->data[3]);
}
static int tda9887_get_afc(struct i2c_client *client)
......@@ -588,8 +593,14 @@ static void tda9887_set_freq(struct i2c_client *client, unsigned int freq)
int tda9887_tuner_init(struct i2c_client *c)
{
struct tda9887_priv *priv = NULL;
struct tuner *t = i2c_get_clientdata(c);
priv = kzalloc(sizeof(struct tda9887_priv), GFP_KERNEL);
if (priv == NULL)
return -ENOMEM;
t->priv = priv;
strlcpy(c->name, "tda9887", sizeof(c->name));
tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c.addr,
......
drivers/media/video/tuner-core.c
浏览文件 @ b2083199
......@@ -177,6 +177,9 @@ static void set_type(struct i2c_client *c, unsigned int type,
return;
}
/* discard private data, in case set_type() was previously called */
kfree(t->priv);
t->priv = NULL;
switch (t->type) {
case TUNER_MT2032:
microtune_init(c);
......@@ -450,7 +453,6 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
memcpy(&t->i2c, &client_template, sizeof(struct i2c_client));
i2c_set_clientdata(&t->i2c, t);
t->type = UNSET;
t->radio_if2 = 10700 * 1000; /* 10.7MHz - FM radio */
t->audmode = V4L2_TUNER_MODE_STEREO;
t->mode_mask = T_UNINITIALIZED;
t->tuner_status = tuner_status;
......@@ -559,6 +561,7 @@ static int tuner_detach(struct i2c_client *client)
return err;
}
kfree(t->priv);
kfree(t);
return 0;
}
......
include/media/tuner.h
浏览文件 @ b2083199
......@@ -199,21 +199,10 @@ struct tuner {
v4l2_std_id std;
int using_v4l2;
void *priv;
/* used by tda9887 */
unsigned int tda9887_config;
unsigned char tda9887_data[4];
/* used by MT2032 */
unsigned int xogc;
unsigned int radio_if2;
/* used by tda8290 */
unsigned char tda8290_easy_mode;
unsigned char tda827x_lpsel;
unsigned char tda827x_addr;
unsigned char tda827x_ver;
unsigned int sgIF;
unsigned int config;
int (*tuner_callback) (void *dev, int command,int arg);
......
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