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Kernel
提交 c3c3f1ae 编写于 作者: M Matthias Schwarzott 提交者： Mauro Carvalho Chehab
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[media] cx231xx: add wrapper to get the i2c_adapter pointer 

This is a preparation for mapping I2C_1_MUX_1 and I2C_1_MUX_3 later to the seperate
muxed i2c adapters.

Map mux adapters to I2C_1 for now.

Add local variables for i2c_adapters in dvb_init to get line lengths
shorter.
Signed-off-by: NMatthias Schwarzott <zzam@gentoo.org>
Reviewed-by: NAntti Palosaari <crope@iki.fi>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>
上级 d032ca12
隐藏空白更改
内联 并排
Showing with 50 addition and 24 deletion
drivers/media/usb/cx231xx/cx231xx-cards.c
浏览文件 @ c3c3f1ae
......@@ -1033,7 +1033,7 @@ void cx231xx_card_setup(struct cx231xx *dev)
/* request some modules */
if (dev->board.decoder == CX231XX_AVDECODER) {
dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
&dev->i2c_bus[I2C_0].i2c_adap,
cx231xx_get_i2c_adap(dev, I2C_0),
"cx25840", 0x88 >> 1, NULL);
if (dev->sd_cx25840 == NULL)
cx231xx_info("cx25840 subdev registration failure\n");
......@@ -1043,8 +1043,10 @@ void cx231xx_card_setup(struct cx231xx *dev)
/* Initialize the tuner */
if (dev->board.tuner_type != TUNER_ABSENT) {
struct i2c_adapter *tuner_i2c = cx231xx_get_i2c_adap(dev,
dev->board.tuner_i2c_master);
dev->sd_tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
tuner_i2c,
"tuner",
dev->tuner_addr, NULL);
if (dev->sd_tuner == NULL)
......@@ -1062,7 +1064,7 @@ void cx231xx_card_setup(struct cx231xx *dev)
struct i2c_client client;
memset(&client, 0, sizeof(client));
client.adapter = &dev->i2c_bus[I2C_1].i2c_adap;
client.adapter = cx231xx_get_i2c_adap(dev, I2C_1);
client.addr = 0xa0 >> 1;
read_eeprom(dev, &client, eeprom, sizeof(eeprom));
......
drivers/media/usb/cx231xx/cx231xx-dvb.c
浏览文件 @ c3c3f1ae
......@@ -378,7 +378,7 @@ static int attach_xc5000(u8 addr, struct cx231xx *dev)
struct xc5000_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.i2c_adap = &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap;
cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
cfg.i2c_addr = addr;
if (!dev->dvb->frontend) {
......@@ -583,6 +583,8 @@ static int dvb_init(struct cx231xx *dev)
{
int result = 0;
struct cx231xx_dvb *dvb;
struct i2c_adapter *tuner_i2c;
struct i2c_adapter *demod_i2c;
if (!dev->board.has_dvb) {
/* This device does not support the extension */
......@@ -599,6 +601,8 @@ static int dvb_init(struct cx231xx *dev)
dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master);
mutex_lock(&dev->lock);
cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
cx231xx_demod_reset(dev);
......@@ -609,7 +613,7 @@ static int dvb_init(struct cx231xx *dev)
dev->dvb->frontend = dvb_attach(s5h1432_attach,
&dvico_s5h1432_config,
&dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
demod_i2c);
if (dev->dvb->frontend == NULL) {
printk(DRIVER_NAME
......@@ -622,7 +626,7 @@ static int dvb_init(struct cx231xx *dev)
dvb->frontend->callback = cx231xx_tuner_callback;
if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
tuner_i2c,
&cnxt_rde250_tunerconfig)) {
result = -EINVAL;
goto out_free;
......@@ -634,7 +638,7 @@ static int dvb_init(struct cx231xx *dev)
dev->dvb->frontend = dvb_attach(s5h1411_attach,
&xc5000_s5h1411_config,
&dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
demod_i2c);
if (dev->dvb->frontend == NULL) {
printk(DRIVER_NAME
......@@ -647,7 +651,7 @@ static int dvb_init(struct cx231xx *dev)
dvb->frontend->callback = cx231xx_tuner_callback;
if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
tuner_i2c,
&cnxt_rdu250_tunerconfig)) {
result = -EINVAL;
goto out_free;
......@@ -657,7 +661,7 @@ static int dvb_init(struct cx231xx *dev)
dev->dvb->frontend = dvb_attach(s5h1432_attach,
&dvico_s5h1432_config,
&dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
demod_i2c);
if (dev->dvb->frontend == NULL) {
printk(DRIVER_NAME
......@@ -670,7 +674,7 @@ static int dvb_init(struct cx231xx *dev)
dvb->frontend->callback = cx231xx_tuner_callback;
if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
0x60, tuner_i2c,
&cnxt_rde253s_tunerconfig)) {
result = -EINVAL;
goto out_free;
......@@ -681,7 +685,7 @@ static int dvb_init(struct cx231xx *dev)
dev->dvb->frontend = dvb_attach(s5h1411_attach,
&tda18271_s5h1411_config,
&dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
demod_i2c);
if (dev->dvb->frontend == NULL) {
printk(DRIVER_NAME
......@@ -694,7 +698,7 @@ static int dvb_init(struct cx231xx *dev)
dvb->frontend->callback = cx231xx_tuner_callback;
if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
0x60, tuner_i2c,
&cnxt_rde253s_tunerconfig)) {
result = -EINVAL;
goto out_free;
......@@ -703,11 +707,11 @@ static int dvb_init(struct cx231xx *dev)
case CX231XX_BOARD_HAUPPAUGE_EXETER:
printk(KERN_INFO "%s: looking for tuner / demod on i2c bus: %d\n",
__func__, i2c_adapter_id(&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap));
__func__, i2c_adapter_id(tuner_i2c));
dev->dvb->frontend = dvb_attach(lgdt3305_attach,
&hcw_lgdt3305_config,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap);
tuner_i2c);
if (dev->dvb->frontend == NULL) {
printk(DRIVER_NAME
......@@ -720,7 +724,7 @@ static int dvb_init(struct cx231xx *dev)
dvb->frontend->callback = cx231xx_tuner_callback;
dvb_attach(tda18271_attach, dev->dvb->frontend,
0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
0x60, tuner_i2c,
&hcw_tda18271_config);
break;
......@@ -728,7 +732,7 @@ static int dvb_init(struct cx231xx *dev)
dev->dvb->frontend = dvb_attach(si2165_attach,
&hauppauge_930C_HD_1113xx_si2165_config,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap
tuner_i2c
);
if (dev->dvb->frontend == NULL) {
......@@ -745,7 +749,7 @@ static int dvb_init(struct cx231xx *dev)
dvb_attach(tda18271_attach, dev->dvb->frontend,
0x60,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
tuner_i2c,
&hcw_tda18271_config);
dev->cx231xx_reset_analog_tuner = NULL;
......@@ -761,7 +765,7 @@ static int dvb_init(struct cx231xx *dev)
dev->dvb->frontend = dvb_attach(si2165_attach,
&pctv_quatro_stick_1114xx_si2165_config,
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap
tuner_i2c
);
if (dev->dvb->frontend == NULL) {
......@@ -786,7 +790,7 @@ static int dvb_init(struct cx231xx *dev)
request_module("si2157");
client = i2c_new_device(
&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
tuner_i2c,
&info);
if (client == NULL || client->dev.driver == NULL) {
dvb_frontend_detach(dev->dvb->frontend);
......@@ -811,11 +815,11 @@ static int dvb_init(struct cx231xx *dev)
case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID:
printk(KERN_INFO "%s: looking for demod on i2c bus: %d\n",
__func__, i2c_adapter_id(&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap));
__func__, i2c_adapter_id(tuner_i2c));
dev->dvb->frontend = dvb_attach(mb86a20s_attach,
&pv_mb86a20s_config,
&dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
demod_i2c);
if (dev->dvb->frontend == NULL) {
printk(DRIVER_NAME
......@@ -828,7 +832,7 @@ static int dvb_init(struct cx231xx *dev)
dvb->frontend->callback = cx231xx_tuner_callback;
dvb_attach(tda18271_attach, dev->dvb->frontend,
0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
0x60, tuner_i2c,
&pv_tda18271_config);
break;
......
drivers/media/usb/cx231xx/cx231xx-i2c.c
浏览文件 @ c3c3f1ae
......@@ -483,7 +483,7 @@ void cx231xx_do_i2c_scan(struct cx231xx *dev, int i2c_port)
struct i2c_client client;
memset(&client, 0, sizeof(client));
client.adapter = &dev->i2c_bus[i2c_port].i2c_adap;
client.adapter = cx231xx_get_i2c_adap(dev, i2c_port);
cx231xx_info(": Checking for I2C devices on port=%d ..\n", i2c_port);
for (i = 0; i < 128; i++) {
......@@ -537,3 +537,21 @@ int cx231xx_i2c_unregister(struct cx231xx_i2c *bus)
i2c_del_adapter(&bus->i2c_adap);
return 0;
}
struct i2c_adapter *cx231xx_get_i2c_adap(struct cx231xx *dev, int i2c_port)
{
switch (i2c_port) {
case I2C_0:
return &dev->i2c_bus[0].i2c_adap;
case I2C_1:
return &dev->i2c_bus[1].i2c_adap;
case I2C_2:
return &dev->i2c_bus[2].i2c_adap;
case I2C_1_MUX_1:
case I2C_1_MUX_3:
return &dev->i2c_bus[1].i2c_adap;
default:
return NULL;
}
}
EXPORT_SYMBOL_GPL(cx231xx_get_i2c_adap);
drivers/media/usb/cx231xx/cx231xx-input.c
浏览文件 @ c3c3f1ae
......@@ -100,7 +100,8 @@ int cx231xx_ir_init(struct cx231xx *dev)
ir_i2c_bus = cx231xx_boards[dev->model].ir_i2c_master;
dev_dbg(&dev->udev->dev, "Trying to bind ir at bus %d, addr 0x%02x\n",
ir_i2c_bus, info.addr);
dev->ir_i2c_client = i2c_new_device(&dev->i2c_bus[ir_i2c_bus].i2c_adap, &info);
dev->ir_i2c_client = i2c_new_device(
cx231xx_get_i2c_adap(dev, ir_i2c_bus), &info);
return 0;
}
......
drivers/media/usb/cx231xx/cx231xx.h
浏览文件 @ c3c3f1ae
......@@ -754,6 +754,7 @@ int cx231xx_reset_analog_tuner(struct cx231xx *dev);
void cx231xx_do_i2c_scan(struct cx231xx *dev, int i2c_port);
int cx231xx_i2c_register(struct cx231xx_i2c *bus);
int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
struct i2c_adapter *cx231xx_get_i2c_adap(struct cx231xx *dev, int i2c_port);
/* Internal block control functions */
int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
......
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