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authorAndrew de Quincey <adq_dvb@lidskialf.net>2006-08-08 09:10:08 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-09-26 11:53:25 -0300
commit102a342bb9672f67a34fd185803aaded4ce8dd0f (patch)
tree2dffbcbe618d16036c5e3227e8bd003714553b0b /drivers/media/dvb/frontends/cx24110.h
parent2bfe031df6bd5e3b8e503eba8e3b6461d7c2c27e (diff)
V4L/DVB (4387): Add Kconfig infrastructure for dvb_attach
Allow it to be en/disabled Disable it in < 2.6.17 due to symbol_xxx() bug Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net> Acked-by: Michael Krufky <mkrufky@linuxtv.org> Acked-by: Trent Piepho <xyzzy@speakeasy.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb/frontends/cx24110.h')
-rw-r--r--drivers/media/dvb/frontends/cx24110.h15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/media/dvb/frontends/cx24110.h b/drivers/media/dvb/frontends/cx24110.h
index 9c2b76e784f..c9d5ae250eb 100644
--- a/drivers/media/dvb/frontends/cx24110.h
+++ b/drivers/media/dvb/frontends/cx24110.h
@@ -33,9 +33,6 @@ struct cx24110_config
u8 demod_address;
};
-extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
- struct i2c_adapter* i2c);
-
static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) {
int r = 0;
u8 buf[] = {(u8) (val>>24), (u8) (val>>16), (u8) (val>>8)};
@@ -44,4 +41,16 @@ static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) {
return r;
}
+#if defined(CONFIG_DVB_CX24110) || defined(CONFIG_DVB_CX24110_MODULE)
+extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
+ struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
+ struct i2c_adapter* i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+ return NULL;
+}
+#endif // CONFIG_DVB_CX24110
+
#endif // CX24110_H