On 07/12/2012 04:04 AM, Antti Palosaari wrote:
Any comment about that?
Should I store value to cache?
Should I offer get too?
Should I offer way to query possible values?
I think that implementation is quite simply and safe to add. Lets extend
later if really needed...
regards
Antti
Signed-off-by: Antti Palosaari <crope@xxxxxx>
---
drivers/media/dvb/dvb-core/dvb_frontend.c | 5 +++++
drivers/media/dvb/dvb-core/dvb_frontend.h | 1 +
include/linux/dvb/frontend.h | 4 +++-
3 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index b54c297..fe22aaa 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -1020,6 +1020,7 @@ static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = {
_DTV_CMD(DTV_ISDBS_TS_ID, 1, 0),
_DTV_CMD(DTV_DVBT2_PLP_ID, 1, 0),
+ _DTV_CMD(DTV_LNA, 1, 0),
/* Get */
_DTV_CMD(DTV_DISEQC_SLAVE_REPLY, 0, 1),
@@ -1723,6 +1724,10 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
case DTV_INTERLEAVING:
c->interleaving = tvp->u.data;
break;
+ case DTV_LNA:
+ if (fe->ops.set_lna)
+ r = fe->ops.set_lna(fe, tvp->u.data);
+ break;
/* ISDB-T Support here */
case DTV_ISDBT_PARTIAL_RECEPTION:
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h
index 31a3d1c..628a821 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -302,6 +302,7 @@ struct dvb_frontend_ops {
int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned long cmd);
int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
+ int (*set_lna)(struct dvb_frontend *, int);
/* These callbacks are for devices that implement their own
* tuning algorithms, rather than a simple swzigzag
diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h
index 2dd5823..e28802a 100644
--- a/include/linux/dvb/frontend.h
+++ b/include/linux/dvb/frontend.h
@@ -350,8 +350,9 @@ struct dvb_frontend_event {
#define DTV_ATSCMH_SCCC_CODE_MODE_D 59
#define DTV_INTERLEAVING 60
+#define DTV_LNA 61
-#define DTV_MAX_COMMAND DTV_INTERLEAVING
+#define DTV_MAX_COMMAND DTV_LNA
typedef enum fe_pilot {
PILOT_ON,
@@ -424,6 +425,7 @@ enum atscmh_rs_code_mode {
ATSCMH_RSCODE_RES = 3,
};
+#define LNA_AUTO INT_MIN
struct dtv_cmds_h {
char *name; /* A display name for debugging purposes */
--
http://palosaari.fi/
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