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Commit 11d28766 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
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V4L/DVB (5853): ivtv: add support to suppress high volume i2c debug messages. 



Signed-off-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 4b9bc014

drivers/media/video/ivtv/ivtv-i2c.c

+5 −5
Original line number Diff line number Diff line
@@ -236,7 +236,7 @@ static int ivtv_ack(struct ivtv *itv) 
	int ret = 0;



	if (ivtv_getscl(itv) == 1) {

		IVTV_DEBUG_I2C("SCL was high starting an ack\n");

		IVTV_DEBUG_HI_I2C("SCL was high starting an ack\n");

		ivtv_setscl(itv, 0);

		if (!ivtv_waitscl(itv, 0)) {

			IVTV_DEBUG_I2C("Could not set SCL low starting an ack\n");
@@ -263,7 +263,7 @@ static int ivtv_sendbyte(struct ivtv *itv, unsigned char byte) 
{

	int i, bit;



	IVTV_DEBUG_I2C("write %x\n",byte);

	IVTV_DEBUG_HI_I2C("write %x\n",byte);

	for (i = 0; i < 8; ++i, byte<<=1) {

		ivtv_setscl(itv, 0);

		if (!ivtv_waitscl(itv, 0)) {
@@ -318,7 +318,7 @@ static int ivtv_readbyte(struct ivtv *itv, unsigned char *byte, int nack) 
	ivtv_scldelay(itv);

	ivtv_setscl(itv, 0);

	ivtv_scldelay(itv);

	IVTV_DEBUG_I2C("read %x\n",*byte);

	IVTV_DEBUG_HI_I2C("read %x\n",*byte);

	return 0;

}
@@ -330,7 +330,7 @@ static int ivtv_start(struct ivtv *itv) 


	sda = ivtv_getsda(itv);

	if (sda != 1) {

		IVTV_DEBUG_I2C("SDA was low at start\n");

		IVTV_DEBUG_HI_I2C("SDA was low at start\n");

		ivtv_setsda(itv, 1);

		if (!ivtv_waitsda(itv, 1)) {

			IVTV_DEBUG_I2C("SDA stuck low\n");
@@ -355,7 +355,7 @@ static int ivtv_stop(struct ivtv *itv) 
	int i;



	if (ivtv_getscl(itv) != 0) {

		IVTV_DEBUG_I2C("SCL not low when stopping\n");

		IVTV_DEBUG_HI_I2C("SCL not low when stopping\n");

		ivtv_setscl(itv, 0);

		if (!ivtv_waitscl(itv, 0)) {

			IVTV_DEBUG_I2C("SCL could not be set low\n");