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authorMichael Krufky <mkrufky@linuxtv.org>2007-10-24 09:55:54 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:01:14 -0200
commit7d11c53c5d909d866dee0ce5db2d6ca1c422edca (patch)
tree9e83b6f4f347298b01ceb589808a8a78f0509125 /drivers/media
parenta72dd305f99f6c6e4eff01478ae53fc80ce98fb1 (diff)
V4L/DVB (6449): tda18271: clean up i2c_gate handling
Call analog_demod_ops->i2c_gate_ctrl when in analog tuning mode, and frontend_ops.i2c_gate_ctrl when in digital tuning mode. Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb/frontends/Makefile1
-rw-r--r--drivers/media/dvb/frontends/tda18271.c33
2 files changed, 26 insertions, 8 deletions
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile
index 457effcda5d..57e5fa80589 100644
--- a/drivers/media/dvb/frontends/Makefile
+++ b/drivers/media/dvb/frontends/Makefile
@@ -3,6 +3,7 @@
#
EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/
+EXTRA_CFLAGS += -Idrivers/media/video/
obj-$(CONFIG_DVB_PLL) += dvb-pll.o
obj-$(CONFIG_DVB_STV0299) += stv0299.o
diff --git a/drivers/media/dvb/frontends/tda18271.c b/drivers/media/dvb/frontends/tda18271.c
index 1b9c143888e..aaaa2f88518 100644
--- a/drivers/media/dvb/frontends/tda18271.c
+++ b/drivers/media/dvb/frontends/tda18271.c
@@ -21,6 +21,7 @@
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/videodev2.h>
+#include "tuner-driver.h"
#include "tda18271.h"
@@ -324,6 +325,26 @@ struct tda18271_priv {
u32 bandwidth;
};
+static int tda18271_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+ struct tda18271_priv *priv = fe->tuner_priv;
+ struct analog_tuner_ops *ops = fe->ops.analog_demod_ops;
+ int ret = 0;
+
+ switch (priv->mode) {
+ case TDA18271_ANALOG:
+ if (ops && ops->i2c_gate_ctrl)
+ ret = ops->i2c_gate_ctrl(fe, enable);
+ break;
+ case TDA18271_DIGITAL:
+ if (fe->ops.i2c_gate_ctrl)
+ ret = fe->ops.i2c_gate_ctrl(fe, enable);
+ break;
+ }
+
+ return ret;
+};
+
/*---------------------------------------------------------------------*/
static void tda18271_dump_regs(struct dvb_frontend *fe)
@@ -363,14 +384,12 @@ static void tda18271_read_regs(struct dvb_frontend *fe)
.buf = regs, .len = 16 }
};
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 1);
+ tda18271_i2c_gate_ctrl(fe, 1);
/* read all registers */
ret = i2c_transfer(priv->i2c_adap, msg, 2);
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 0);
+ tda18271_i2c_gate_ctrl(fe, 0);
if (ret != 2)
printk("ERROR: %s: i2c_transfer returned: %d\n",
@@ -396,14 +415,12 @@ static void tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)
buf[i] = regs[idx-1+i];
}
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 1);
+ tda18271_i2c_gate_ctrl(fe, 1);
/* write registers */
ret = i2c_transfer(priv->i2c_adap, &msg, 1);
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 0);
+ tda18271_i2c_gate_ctrl(fe, 0);
if (ret != 1)
printk(KERN_WARNING "ERROR: %s: i2c_transfer returned: %d\n",