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[media] si2168: get rid of own struct i2c_client pointer

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We don't need that anymore as same pointer is passed to each
routine via struct dvb_frontend private field.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Antti Palosaari 2014-11-25 17:53:21 -03:00 committed by Mauro Carvalho Chehab
parent 6307b56080
commit 3de3583539
2 changed files with 30 additions and 32 deletions
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61
drivers/media/dvb-frontends/si2168.c
View File

@ -29,7 +29,7 @@ static int si2168_cmd_execute(struct i2c_client *client, struct si2168_cmd *cmd)
if (cmd->wlen) {
/* write cmd and args for firmware */
ret = i2c_master_send(dev->client, cmd->args, cmd->wlen);
ret = i2c_master_send(client, cmd->args, cmd->wlen);
if (ret < 0) {
goto err_mutex_unlock;
} else if (ret != cmd->wlen) {
@ -43,7 +43,7 @@ static int si2168_cmd_execute(struct i2c_client *client, struct si2168_cmd *cmd)
#define TIMEOUT 70
timeout = jiffies + msecs_to_jiffies(TIMEOUT);
while (!time_after(jiffies, timeout)) {
ret = i2c_master_recv(dev->client, cmd->args, cmd->rlen);
ret = i2c_master_recv(client, cmd->args, cmd->rlen);
if (ret < 0) {
goto err_mutex_unlock;
} else if (ret != cmd->rlen) {
@ -56,7 +56,7 @@ static int si2168_cmd_execute(struct i2c_client *client, struct si2168_cmd *cmd)
break;
}
dev_dbg(&dev->client->dev, "cmd execution took %d ms\n",
dev_dbg(&client->dev, "cmd execution took %d ms\n",
jiffies_to_msecs(jiffies) -
(jiffies_to_msecs(timeout) - TIMEOUT));
@ -75,7 +75,7 @@ static int si2168_cmd_execute(struct i2c_client *client, struct si2168_cmd *cmd)
return 0;
err:
dev_dbg(&dev->client->dev, "failed=%d\n", ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -151,12 +151,12 @@ static int si2168_read_status(struct dvb_frontend *fe, fe_status_t *status)
c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
}
dev_dbg(&dev->client->dev, "status=%02x args=%*ph\n",
dev_dbg(&client->dev, "status=%02x args=%*ph\n",
*status, cmd.rlen, cmd.args);
return 0;
err:
dev_dbg(&dev->client->dev, "failed=%d\n", ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -169,7 +169,7 @@ static int si2168_set_frontend(struct dvb_frontend *fe)
struct si2168_cmd cmd;
u8 bandwidth, delivery_system;
dev_dbg(&dev->client->dev,
dev_dbg(&client->dev,
"delivery_system=%u modulation=%u frequency=%u bandwidth_hz=%u symbol_rate=%u inversion=%u, stream_id=%d\n",
c->delivery_system, c->modulation,
c->frequency, c->bandwidth_hz, c->symbol_rate,
@ -352,7 +352,7 @@ static int si2168_set_frontend(struct dvb_frontend *fe)
return 0;
err:
dev_dbg(&dev->client->dev, "failed=%d\n", ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -367,7 +367,7 @@ static int si2168_init(struct dvb_frontend *fe)
struct si2168_cmd cmd;
unsigned int chip_id;
dev_dbg(&dev->client->dev, "\n");
dev_dbg(&client->dev, "\n");
/* initialize */
memcpy(cmd.args, "\xc0\x12\x00\x0c\x00\x0d\x16\x00\x00\x00\x00\x00\x00", 13);
@ -430,7 +430,7 @@ static int si2168_init(struct dvb_frontend *fe)
fw_file = SI2168_B40_FIRMWARE;
break;
default:
dev_err(&dev->client->dev,
dev_err(&client->dev,
"unknown chip version Si21%d-%c%c%c\n",
cmd.args[2], cmd.args[1],
cmd.args[3], cmd.args[4]);
@ -439,31 +439,31 @@ static int si2168_init(struct dvb_frontend *fe)
}
/* cold state - try to download firmware */
dev_info(&dev->client->dev, "found a '%s' in cold state\n",
dev_info(&client->dev, "found a '%s' in cold state\n",
si2168_ops.info.name);
/* request the firmware, this will block and timeout */
ret = request_firmware(&fw, fw_file, &dev->client->dev);
ret = request_firmware(&fw, fw_file, &client->dev);
if (ret) {
/* fallback mechanism to handle old name for Si2168 B40 fw */
if (chip_id == SI2168_B40) {
fw_file = SI2168_B40_FIRMWARE_FALLBACK;
ret = request_firmware(&fw, fw_file, &dev->client->dev);
ret = request_firmware(&fw, fw_file, &client->dev);
}
if (ret == 0) {
dev_notice(&dev->client->dev,
dev_notice(&client->dev,
"please install firmware file '%s'\n",
SI2168_B40_FIRMWARE);
} else {
dev_err(&dev->client->dev,
dev_err(&client->dev,
"firmware file '%s' not found\n",
fw_file);
goto error_fw_release;
}
}
dev_info(&dev->client->dev, "downloading firmware from file '%s'\n",
dev_info(&client->dev, "downloading firmware from file '%s'\n",
fw_file);
if ((fw->size % 17 == 0) && (fw->data[0] > 5)) {
@ -475,7 +475,7 @@ static int si2168_init(struct dvb_frontend *fe)
cmd.rlen = 1;
ret = si2168_cmd_execute(client, &cmd);
if (ret) {
dev_err(&dev->client->dev,
dev_err(&client->dev,
"firmware download failed=%d\n",
ret);
goto error_fw_release;
@ -493,7 +493,7 @@ static int si2168_init(struct dvb_frontend *fe)
cmd.rlen = 1;
ret = si2168_cmd_execute(client, &cmd);
if (ret) {
dev_err(&dev->client->dev,
dev_err(&client->dev,
"firmware download failed=%d\n",
ret);
goto error_fw_release;
@ -519,7 +519,7 @@ static int si2168_init(struct dvb_frontend *fe)
if (ret)
goto err;
dev_dbg(&dev->client->dev, "firmware version: %c.%c.%d\n",
dev_dbg(&client->dev, "firmware version: %c.%c.%d\n",
cmd.args[6], cmd.args[7], cmd.args[8]);
/* set ts mode */
@ -533,7 +533,7 @@ static int si2168_init(struct dvb_frontend *fe)
dev->fw_loaded = true;
dev_info(&dev->client->dev, "found a '%s' in warm state\n",
dev_info(&client->dev, "found a '%s' in warm state\n",
si2168_ops.info.name);
warm:
dev->active = true;
@ -543,7 +543,7 @@ static int si2168_init(struct dvb_frontend *fe)
error_fw_release:
release_firmware(fw);
err:
dev_dbg(&dev->client->dev, "failed=%d\n", ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -554,7 +554,7 @@ static int si2168_sleep(struct dvb_frontend *fe)
int ret;
struct si2168_cmd cmd;
dev_dbg(&dev->client->dev, "\n");
dev_dbg(&client->dev, "\n");
dev->active = false;
@ -567,7 +567,7 @@ static int si2168_sleep(struct dvb_frontend *fe)
return 0;
err:
dev_dbg(&dev->client->dev, "failed=%d\n", ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -590,7 +590,7 @@ static int si2168_select(struct i2c_adapter *adap, void *mux_priv, u32 chan)
struct si2168_dev *dev = i2c_get_clientdata(client);
int ret;
struct i2c_msg gate_open_msg = {
.addr = dev->client->addr,
.addr = client->addr,
.flags = 0,
.len = 3,
.buf = "\xc0\x0d\x01",
@ -599,9 +599,9 @@ static int si2168_select(struct i2c_adapter *adap, void *mux_priv, u32 chan)
mutex_lock(&dev->i2c_mutex);
/* open tuner I2C gate */
ret = __i2c_transfer(dev->client->adapter, &gate_open_msg, 1);
ret = __i2c_transfer(client->adapter, &gate_open_msg, 1);
if (ret != 1) {
dev_warn(&dev->client->dev, "i2c write failed=%d\n", ret);
dev_warn(&client->dev, "i2c write failed=%d\n", ret);
if (ret >= 0)
ret = -EREMOTEIO;
} else {
@ -617,16 +617,16 @@ static int si2168_deselect(struct i2c_adapter *adap, void *mux_priv, u32 chan)
struct si2168_dev *dev = i2c_get_clientdata(client);
int ret;
struct i2c_msg gate_close_msg = {
.addr = dev->client->addr,
.addr = client->addr,
.flags = 0,
.len = 3,
.buf = "\xc0\x0d\x00",
};
/* close tuner I2C gate */
ret = __i2c_transfer(dev->client->adapter, &gate_close_msg, 1);
ret = __i2c_transfer(client->adapter, &gate_close_msg, 1);
if (ret != 1) {
dev_warn(&dev->client->dev, "i2c write failed=%d\n", ret);
dev_warn(&client->dev, "i2c write failed=%d\n", ret);
if (ret >= 0)
ret = -EREMOTEIO;
} else {
@ -691,7 +691,6 @@ static int si2168_probe(struct i2c_client *client,
goto err;
}
dev->client = client;
mutex_init(&dev->i2c_mutex);
/* create mux i2c adapter for tuner */
@ -714,7 +713,7 @@ static int si2168_probe(struct i2c_client *client,
i2c_set_clientdata(client, dev);
dev_info(&dev->client->dev,
dev_info(&client->dev,
"Silicon Labs Si2168 successfully attached\n");
return 0;
err:

1
drivers/media/dvb-frontends/si2168_priv.h
View File

@ -29,7 +29,6 @@
/* state struct */
struct si2168_dev {
struct i2c_client *client;
struct i2c_adapter *adapter;
struct mutex i2c_mutex;
struct dvb_frontend fe;