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media: si2157: add detection of si2177 tuner 

Works in ATSC and QAM as is, DVB is completely untested.

Firmware required.

Signed-off-by: Brad Love <brad@nextdimension.cc>
Reviewed-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Brad Love 2018-12-20 12:09:31 -05:00 committed by Mauro Carvalho Chehab
parent 513dbd35b5
commit d5cb82b01a
2 changed files with 8 additions and 1 deletions
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6
drivers/media/tuners/si2157.c
View File

@ -129,6 +129,7 @@ static int si2157_init(struct dvb_frontend *fe)
chip_id = cmd.args[1] << 24 | cmd.args[2] << 16 | cmd.args[3] << 8 |
cmd.args[4] << 0;
#define SI2177_A30 ('A' << 24 | 77 << 16 | '3' << 8 | '0' << 0)
#define SI2158_A20 ('A' << 24 | 58 << 16 | '2' << 8 | '0' << 0)
#define SI2148_A20 ('A' << 24 | 48 << 16 | '2' << 8 | '0' << 0)
#define SI2157_A30 ('A' << 24 | 57 << 16 | '3' << 8 | '0' << 0)
@ -144,6 +145,9 @@ static int si2157_init(struct dvb_frontend *fe)
case SI2141_A10:
fw_name = SI2141_A10_FIRMWARE;
break;
case SI2177_A30:
fw_name = SI2157_A30_FIRMWARE;
break;
case SI2157_A30:
case SI2147_A30:
case SI2146_A10:
@ -520,6 +524,7 @@ static const struct i2c_device_id si2157_id_table[] = {
{"si2157", SI2157_CHIPTYPE_SI2157},
{"si2146", SI2157_CHIPTYPE_SI2146},
{"si2141", SI2157_CHIPTYPE_SI2141},
{"si2177", SI2157_CHIPTYPE_SI2177},
{}
};
MODULE_DEVICE_TABLE(i2c, si2157_id_table);
@ -541,3 +546,4 @@ MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE(SI2158_A20_FIRMWARE);
MODULE_FIRMWARE(SI2141_A10_FIRMWARE);
MODULE_FIRMWARE(SI2157_A30_FIRMWARE);

3
drivers/media/tuners/si2157_priv.h
View File

@ -41,6 +41,7 @@ struct si2157_dev {
#define SI2157_CHIPTYPE_SI2157 0
#define SI2157_CHIPTYPE_SI2146 1
#define SI2157_CHIPTYPE_SI2141 2
#define SI2157_CHIPTYPE_SI2177 3
/* firmware command struct */
#define SI2157_ARGLEN 30
@ -52,5 +53,5 @@ struct si2157_cmd {
#define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
#define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"
#define SI2157_A30_FIRMWARE "dvb-tuner-si2157-a30-01.fw"
#endif