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Add input select via configurable DiSeqC message.

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This commit is contained in:
rjkm 2024-03-26 22:30:23 +01:00
parent 4e0bf8b182
commit dc384c70af
1 changed files with 11 additions and 2 deletions
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13
ddbridge/ddbridge-max.c
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@ -48,6 +48,11 @@ static int no_voltage;
module_param(no_voltage, int, 0444);
MODULE_PARM_DESC(no_voltage, "Do not enable voltage on LNBH (will also disable 22KHz tone).");
static u8 input_diseqc_sequence[6] = { 0x00 };
static int input_diseqc_sequence_length = 1;
module_param_array(input_diseqc_sequence, byte, &input_diseqc_sequence_length, 0444);
MODULE_PARM_DESC(input_diseqc_sequence, "DiSEqC sequence to select input. Last byte & 15 selects input.");
/* MAX LNB interface related functions */
static int lnb_command(struct ddb *dev, u32 link, u32 lnb, u32 cmd)
@ -72,8 +77,7 @@ static int lnb_command(struct ddb *dev, u32 link, u32 lnb, u32 cmd)
static int max_set_input(struct dvb_frontend *fe, int in);
static int max_emulate_switch(struct dvb_frontend *fe,
u8 *cmd, u32 len)
static int max_emulate_switch(struct dvb_frontend *fe, u8 *cmd, u32 len)
{
int input;
@ -107,6 +111,11 @@ static int max_send_master_cmd(struct dvb_frontend *fe,
if (!max_emulate_switch(fe, cmd->msg, cmd->msg_len))
return 0;
if (cmd->msg_len &&
cmd->msg_len == input_diseqc_sequence_length &&
!memcmp(cmd->msg, input_diseqc_sequence, cmd->msg_len - 1))
return max_set_input(fe, cmd->msg[cmd->msg_len - 1] & 0x0f);
if (dvb->diseqc_send_master_cmd)
dvb->diseqc_send_master_cmd(fe, cmd);