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Date: Mon, 16 Aug 2010 21:15:56 +0300
From: "Igor M. Liplianin" <liplianin@...by>
To: <mchehab@...radead.org>, linux-media@...r.kernel.org,
<linux-kernel@...r.kernel.org>, <aospan@...up.ru>
Subject: [PATCH 06/18] cx23885: implement tuner_bus parameter for cx23885_board structure.
There is two external I2C buses in cx23885 chip.
Currently, analog tuners supported for second I2C bus only
In NetUP Dual DVB-T/C CI RF card tuners connected to first bus
So, in order to support analog tuners sitting on first bus
we need modifications.
Signed-off-by: Igor M. Liplianin <liplianin@...up.ru>
---
drivers/media/video/cx23885/cx23885-cards.c | 5 +++++
drivers/media/video/cx23885/cx23885-core.c | 5 +++--
drivers/media/video/cx23885/cx23885-video.c | 7 ++++---
drivers/media/video/cx23885/cx23885.h | 2 ++
4 files changed, 14 insertions(+), 5 deletions(-)
diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c
index 1ef4f7b..7de6379 100644
--- a/drivers/media/video/cx23885/cx23885-cards.c
+++ b/drivers/media/video/cx23885/cx23885-cards.c
@@ -94,6 +94,7 @@ struct cx23885_board cx23885_boards[] = {
.portc = CX23885_MPEG_DVB,
.tuner_type = TUNER_PHILIPS_TDA8290,
.tuner_addr = 0x42, /* 0x84 >> 1 */
+ .tuner_bus = 1,
.input = {{
.type = CX23885_VMUX_TELEVISION,
.vmux = CX25840_VIN7_CH3 |
@@ -216,6 +217,7 @@ struct cx23885_board cx23885_boards[] = {
.name = "Mygica X8506 DMB-TH",
.tuner_type = TUNER_XC5000,
.tuner_addr = 0x61,
+ .tuner_bus = 1,
.porta = CX23885_ANALOG_VIDEO,
.portb = CX23885_MPEG_DVB,
.input = {
@@ -245,6 +247,7 @@ struct cx23885_board cx23885_boards[] = {
.name = "Magic-Pro ProHDTV Extreme 2",
.tuner_type = TUNER_XC5000,
.tuner_addr = 0x61,
+ .tuner_bus = 1,
.porta = CX23885_ANALOG_VIDEO,
.portb = CX23885_MPEG_DVB,
.input = {
@@ -293,6 +296,7 @@ struct cx23885_board cx23885_boards[] = {
.porta = CX23885_ANALOG_VIDEO,
.tuner_type = TUNER_XC2028,
.tuner_addr = 0x61,
+ .tuner_bus = 1,
.input = {{
.type = CX23885_VMUX_TELEVISION,
.vmux = CX25840_VIN2_CH1 |
@@ -317,6 +321,7 @@ struct cx23885_board cx23885_boards[] = {
.name = "GoTView X5 3D Hybrid",
.tuner_type = TUNER_XC5000,
.tuner_addr = 0x64,
+ .tuner_bus = 1,
.porta = CX23885_ANALOG_VIDEO,
.portb = CX23885_MPEG_DVB,
.input = {{
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index 7c6f08e..a5998dd 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -976,11 +976,12 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
/* Assume some sensible defaults */
dev->tuner_type = cx23885_boards[dev->board].tuner_type;
dev->tuner_addr = cx23885_boards[dev->board].tuner_addr;
+ dev->tuner_bus = cx23885_boards[dev->board].tuner_bus;
dev->radio_type = cx23885_boards[dev->board].radio_type;
dev->radio_addr = cx23885_boards[dev->board].radio_addr;
- dprintk(1, "%s() tuner_type = 0x%x tuner_addr = 0x%x\n",
- __func__, dev->tuner_type, dev->tuner_addr);
+ dprintk(1, "%s() tuner_type = 0x%x tuner_addr = 0x%x tuner_bus = 0x%x\n",
+ __func__, dev->tuner_type, dev->tuner_addr, dev->tuner_bus);
dprintk(1, "%s() radio_type = 0x%x radio_addr = 0x%x\n",
__func__, dev->radio_type, dev->radio_addr);
diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c
index 644fcb8..ee57f6b 100644
--- a/drivers/media/video/cx23885/cx23885-video.c
+++ b/drivers/media/video/cx23885/cx23885-video.c
@@ -1468,16 +1468,17 @@ int cx23885_video_register(struct cx23885_dev *dev)
cx23885_irq_add_enable(dev, 0x01);
- if (TUNER_ABSENT != dev->tuner_type) {
+ if ((TUNER_ABSENT != dev->tuner_type) &&
+ ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) {
struct v4l2_subdev *sd = NULL;
if (dev->tuner_addr)
sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
- &dev->i2c_bus[1].i2c_adap,
+ &dev->i2c_bus[dev->tuner_bus].i2c_adap,
"tuner", dev->tuner_addr, NULL);
else
sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
- &dev->i2c_bus[1].i2c_adap,
+ &dev->i2c_bus[dev->tuner_bus].i2c_adap,
"tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
if (sd) {
struct tuner_setup tun_setup;
diff --git a/drivers/media/video/cx23885/cx23885.h b/drivers/media/video/cx23885/cx23885.h
index a427f7c..d43f80b 100644
--- a/drivers/media/video/cx23885/cx23885.h
+++ b/drivers/media/video/cx23885/cx23885.h
@@ -209,6 +209,7 @@ struct cx23885_board {
unsigned int radio_type;
unsigned char tuner_addr;
unsigned char radio_addr;
+ unsigned int tuner_bus;
/* Vendors can and do run the PCIe bridge at different
* clock rates, driven physically by crystals on the PCBs.
@@ -364,6 +365,7 @@ struct cx23885_dev {
v4l2_std_id tvnorm;
unsigned int tuner_type;
unsigned char tuner_addr;
+ unsigned int tuner_bus;
unsigned int radio_type;
unsigned char radio_addr;
unsigned int has_radio;
--
1.7.1
--
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