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V4L/DVB (6867): saa7127: CodingStyle cleanups

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Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil 2007-12-12 10:23:52 -03:00 committed by Mauro Carvalho Chehab
parent d52c7385ec
commit 9fad368b6d
1 changed files with 32 additions and 29 deletions
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61
drivers/media/video/saa7127.c
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@ -58,8 +58,8 @@
#include <media/v4l2-i2c-drv.h>
#include <media/saa7127.h>
static int debug = 0;
static int test_image = 0;
static int debug;
static int test_image;
MODULE_DESCRIPTION("Philips SAA7127/9 video encoder driver");
MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil");
@ -357,9 +357,10 @@ static int saa7127_set_cc(struct i2c_client *client, struct v4l2_sliced_vbi_data
if (enable && (data->field != 0 || data->line != 21))
return -EINVAL;
if (state->cc_enable != enable) {
v4l_dbg(1, debug, client, "Turn CC %s\n", enable ? "on" : "off");
v4l_dbg(1, debug, client,
"Turn CC %s\n", enable ? "on" : "off");
saa7127_write(client, SAA7127_REG_CLOSED_CAPTION,
(state->xds_enable << 7) | (enable << 6) | 0x11);
(state->xds_enable << 7) | (enable << 6) | 0x11);
state->cc_enable = enable;
}
if (!enable)
@ -417,7 +418,8 @@ static int saa7127_set_wss(struct i2c_client *client, struct v4l2_sliced_vbi_dat
saa7127_write(client, 0x26, data->data[0]);
saa7127_write(client, 0x27, 0x80 | (data->data[1] & 0x3f));
v4l_dbg(1, debug, client, "WSS mode: %s\n", wss_strs[data->data[0] & 0xf]);
v4l_dbg(1, debug, client,
"WSS mode: %s\n", wss_strs[data->data[0] & 0xf]);
state->wss_mode = (data->data[1] & 0x3f) << 8 | data->data[0];
return 0;
}
@ -504,7 +506,8 @@ static int saa7127_set_output_type(struct i2c_client *client, int output)
default:
return -EINVAL;
}
v4l_dbg(1, debug, client, "Selecting %s output type\n", output_strs[output]);
v4l_dbg(1, debug, client,
"Selecting %s output type\n", output_strs[output]);
/* Configure Encoder */
saa7127_write(client, 0x2d, state->reg_2d);
@ -566,12 +569,10 @@ static int saa7127_command(struct i2c_client *client,
{
int rc = 0;
if (state->input_type != route->input) {
if (state->input_type != route->input)
rc = saa7127_set_input_type(client, route->input);
}
if (rc == 0 && state->output_type != route->output) {
if (rc == 0 && state->output_type != route->output)
rc = saa7127_set_output_type(client, route->output);
}
return rc;
}
@ -617,7 +618,8 @@ static int saa7127_command(struct i2c_client *client,
{
struct v4l2_register *reg = arg;
if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip))
if (!v4l2_chip_match_i2c_client(client,
reg->match_type, reg->match_chip))
return -EINVAL;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
@ -634,16 +636,16 @@ static int saa7127_command(struct i2c_client *client,
struct v4l2_sliced_vbi_data *data = arg;
switch (data->id) {
case V4L2_SLICED_WSS_625:
return saa7127_set_wss(client, data);
case V4L2_SLICED_VPS:
return saa7127_set_vps(client, data);
case V4L2_SLICED_CAPTION_525:
if (data->field == 0)
return saa7127_set_cc(client, data);
return saa7127_set_xds(client, data);
default:
return -EINVAL;
case V4L2_SLICED_WSS_625:
return saa7127_set_wss(client, data);
case V4L2_SLICED_VPS:
return saa7127_set_vps(client, data);
case V4L2_SLICED_CAPTION_525:
if (data->field == 0)
return saa7127_set_cc(client, data);
return saa7127_set_xds(client, data);
default:
return -EINVAL;
}
break;
}
@ -671,7 +673,8 @@ static int saa7127_probe(struct i2c_client *client)
snprintf(client->name, sizeof(client->name) - 1, "saa7127");
v4l_dbg(1, debug, client, "detecting saa7127 client on address 0x%x\n", client->addr << 1);
v4l_dbg(1, debug, client, "detecting saa7127 client on address 0x%x\n",
client->addr << 1);
/* First test register 0: Bits 5-7 are a version ID (should be 0),
and bit 2 should also be 0.
@ -685,9 +688,8 @@ static int saa7127_probe(struct i2c_client *client)
}
state = kzalloc(sizeof(struct saa7127_state), GFP_KERNEL);
if (state == NULL) {
if (state == NULL)
return -ENOMEM;
}
i2c_set_clientdata(client, state);
@ -701,25 +703,26 @@ static int saa7127_probe(struct i2c_client *client)
saa7127_set_wss(client, &vbi);
saa7127_set_cc(client, &vbi);
saa7127_set_xds(client, &vbi);
if (test_image == 1) {
if (test_image == 1)
/* The Encoder has an internal Colorbar generator */
/* This can be used for debugging */
saa7127_set_input_type(client, SAA7127_INPUT_TYPE_TEST_IMAGE);
} else {
else
saa7127_set_input_type(client, SAA7127_INPUT_TYPE_NORMAL);
}
saa7127_set_video_enable(client, 1);
/* Detect if it's an saa7129 */
read_result = saa7127_read(client, SAA7129_REG_FADE_KEY_COL2);
saa7127_write(client, SAA7129_REG_FADE_KEY_COL2, 0xaa);
if (saa7127_read(client, SAA7129_REG_FADE_KEY_COL2) == 0xaa) {
v4l_info(client, "saa7129 found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name);
v4l_info(client, "saa7129 found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
saa7127_write(client, SAA7129_REG_FADE_KEY_COL2, read_result);
saa7127_write_inittab(client, saa7129_init_config_extra);
state->ident = V4L2_IDENT_SAA7129;
} else {
v4l_info(client, "saa7127 found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name);
v4l_info(client, "saa7127 found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
state->ident = V4L2_IDENT_SAA7127;
}
return 0;