ChangeSet 1.2263, 2005/03/31 08:37:22-08:00, [EMAIL PROTECTED]
[PATCH] cx24110 Conexant Frontend update
With Peter Hettkamp <[EMAIL PROTECTED]>
I transformed Peter's attempt into a kernel-compatible patch.
The dvb frontend cx24110 is given back a send burst function which is
needed by the dvbstream-engine of MPlayer 1.0pre6a, for example.
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
cx24110.c | 28 ++++++++++++++++++++++++++++
1 files changed, 28 insertions(+)
diff -Nru a/drivers/media/dvb/frontends/cx24110.c
b/drivers/media/dvb/frontends/cx24110.c
--- a/drivers/media/dvb/frontends/cx24110.c 2005-03-31 10:18:18 -08:00
+++ b/drivers/media/dvb/frontends/cx24110.c 2005-03-31 10:18:18 -08:00
@@ -385,6 +385,30 @@
};
}
+static int cx24110_diseqc_send_burst(struct dvb_frontend* fe,
+ fe_sec_mini_cmd_t burst)
+{
+ int rv, bit, i;
+ struct cx24110_state *state = fe->demodulator_priv;
+
+ if (burst == SEC_MINI_A)
+ bit = 0x00;
+ else if (burst == SEC_MINI_B)
+ bit = 0x08;
+ else
+ return -EINVAL;
+
+ rv = cx24110_readreg(state, 0x77);
+ cx24110_writereg(state, 0x77, rv|0x04);
+
+ rv = cx24110_readreg(state, 0x76);
+ cx24110_writereg(state, 0x76, ((rv & 0x90) | 0x40 | bit));
+ for (i = 500; i-- > 0 && !(cx24110_readreg(state,0x76)&0x40) ; )
+ ; /* wait for LNB ready */
+
+ return 0;
+}
+
static int cx24110_send_diseqc_msg(struct dvb_frontend* fe,
struct dvb_diseqc_master_cmd *cmd)
{
@@ -394,6 +418,9 @@
for (i = 0; i < cmd->msg_len; i++)
cx24110_writereg(state, 0x79 + i, cmd->msg[i]);
+ rv = cx24110_readreg(state, 0x77);
+ cx24110_writereg(state, 0x77, rv|0x04);
+
rv = cx24110_readreg(state, 0x76);
cx24110_writereg(state, 0x76, ((rv & 0x90) | 0x40) | ((cmd->msg_len-3)
& 3));
@@ -616,6 +643,7 @@
.diseqc_send_master_cmd = cx24110_send_diseqc_msg,
.set_tone = cx24110_set_tone,
.set_voltage = cx24110_set_voltage,
+ .diseqc_send_burst = cx24110_diseqc_send_burst,
};
module_param(debug, int, 0644);
-
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