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Commit f2520106 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
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V4L/DVB (4812): Detect presence of IR receiver/IR transmitter in tveeprom



Thanks to input from Steven Toth from Hauppauge the tveeprom module has
been extended to detect the presence of an IR transmitter (aka IR-blaster).

Signed-off-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent c6e53daf
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+5 −4
Original line number Diff line number Diff line
@@ -430,7 +430,7 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
			tvee->has_radio = eeprom_data[i+len-1];
			/* old style tag, don't know how to detect
			IR presence, mark as unknown. */
			tvee->has_ir = 2;
			tvee->has_ir = -1;
			tvee->model =
				eeprom_data[i+8] +
				(eeprom_data[i+9] << 8);
@@ -653,13 +653,14 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
			STRM(decoderIC, tvee->decoder_processor),
			tvee->decoder_processor);
	}
	if (tvee->has_ir == 2)
	if (tvee->has_ir == -1)
		tveeprom_info("has %sradio\n",
				tvee->has_radio ? "" : "no ");
	else
		tveeprom_info("has %sradio, has %sIR remote\n",
		tveeprom_info("has %sradio, has %sIR receiver, has %sIR transmitter\n",
				tvee->has_radio ? "" : "no ",
				tvee->has_ir ? "" : "no ");
				(tvee->has_ir & 1) ? "" : "no ",
				(tvee->has_ir & 2) ? "" : "no ");
}
EXPORT_SYMBOL(tveeprom_hauppauge_analog);

+1 −1
Original line number Diff line number Diff line
@@ -3,7 +3,7 @@

struct tveeprom {
	u32 has_radio;
	u32 has_ir;     /* 0: no IR, 1: IR present, 2: unknown */
	u32 has_ir;     /* bit 0: IR receiver present, bit 1: IR transmitter (blaster) present. -1 == unknown */
	u32 has_MAC_address; /* 0: no MAC, 1: MAC present, 2: unknown */

	u32 tuner_type;