[PATCH 1/3] au0828: no need to sleep at the IR code.

[PATCH 1/3] au0828: no need to sleep at the IR code.

[Mauro Carvalho Chehab]

This sleep was doing some debouncing on the original driver.
This is not needed on Linux, because the RC core and the input
layer already takes care of it.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
---
 drivers/media/usb/au0828/au0828-input.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/media/usb/au0828/au0828-input.c b/drivers/media/usb/au0828/au0828-input.c
index d527446d008f..53d2c59355f2 100644
--- a/drivers/media/usb/au0828/au0828-input.c
+++ b/drivers/media/usb/au0828/au0828-input.c
@@ -136,8 +136,6 @@ static int au0828_get_key_au8522(struct au0828_rc *ir)
 	/* Disable IR */
 	au8522_rc_clear(ir, 0xe0, 1 << 4);
 
-	usleep_range(45000, 46000);
-
 	/* Enable IR */
 	au8522_rc_set(ir, 0xe0, 1 << 4);
 
-- 
1.9.3

[PATCH 2/3] au0828: add an option to disable IR via modprobe parameter

[Mauro Carvalho Chehab]

The IR code increases the power consumption of the device.
Allow to disable it via modprobe parameter.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
---
 drivers/media/usb/au0828/au0828-input.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/media/usb/au0828/au0828-input.c b/drivers/media/usb/au0828/au0828-input.c
index 53d2c59355f2..94d29c2a6fcf 100644
--- a/drivers/media/usb/au0828/au0828-input.c
+++ b/drivers/media/usb/au0828/au0828-input.c
@@ -25,6 +25,10 @@
 #include <linux/slab.h>
 #include <media/rc-core.h>
 
+static int disable_ir;
+module_param(disable_ir,        int, 0444);
+MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
+
 #include "au0828.h"
 
 struct au0828_rc {
@@ -274,7 +278,7 @@ int au0828_rc_register(struct au0828_dev *dev)
 	int err = -ENOMEM;
 	u16 i2c_rc_dev_addr = 0;
 
-	if (!dev->board.has_ir_i2c)
+	if (!dev->board.has_ir_i2c || disable_ir)
 		return 0;
 
 	i2c_rc_dev_addr = au0828_probe_i2c_ir(dev);
-- 
1.9.3

[PATCH 3/3] au0828: Enable IR for HVR-850.

[Mauro Carvalho Chehab]

HVR-850 also has a remote. Enable it.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
---
 drivers/media/usb/au0828/au0828-cards.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/usb/au0828/au0828-cards.c b/drivers/media/usb/au0828/au0828-cards.c
index 2c6b7da137ed..b6c9d1f466bd 100644
--- a/drivers/media/usb/au0828/au0828-cards.c
+++ b/drivers/media/usb/au0828/au0828-cards.c
@@ -46,6 +46,7 @@ struct au0828_board au0828_boards[] = {
 		.name	= "Hauppauge HVR850",
 		.tuner_type = TUNER_XC5000,
 		.tuner_addr = 0x61,
+		.has_ir_i2c = 1,
 		.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 		.input = {
 			{
-- 
1.9.3