V4L/DVB (5853): ivtv: add support to suppress high volume i2c debug messages.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -236,7 +236,7 @@ static int ivtv_ack(struct ivtv *itv)
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int ret = 0;
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if (ivtv_getscl(itv) == 1) {
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IVTV_DEBUG_I2C("SCL was high starting an ack\n");
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IVTV_DEBUG_HI_I2C("SCL was high starting an ack\n");
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ivtv_setscl(itv, 0);
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if (!ivtv_waitscl(itv, 0)) {
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IVTV_DEBUG_I2C("Could not set SCL low starting an ack\n");
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@ -263,7 +263,7 @@ static int ivtv_sendbyte(struct ivtv *itv, unsigned char byte)
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{
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int i, bit;
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IVTV_DEBUG_I2C("write %x\n",byte);
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IVTV_DEBUG_HI_I2C("write %x\n",byte);
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for (i = 0; i < 8; ++i, byte<<=1) {
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ivtv_setscl(itv, 0);
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if (!ivtv_waitscl(itv, 0)) {
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@ -318,7 +318,7 @@ static int ivtv_readbyte(struct ivtv *itv, unsigned char *byte, int nack)
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ivtv_scldelay(itv);
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ivtv_setscl(itv, 0);
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ivtv_scldelay(itv);
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IVTV_DEBUG_I2C("read %x\n",*byte);
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IVTV_DEBUG_HI_I2C("read %x\n",*byte);
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return 0;
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}
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@ -330,7 +330,7 @@ static int ivtv_start(struct ivtv *itv)
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sda = ivtv_getsda(itv);
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if (sda != 1) {
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IVTV_DEBUG_I2C("SDA was low at start\n");
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IVTV_DEBUG_HI_I2C("SDA was low at start\n");
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ivtv_setsda(itv, 1);
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if (!ivtv_waitsda(itv, 1)) {
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IVTV_DEBUG_I2C("SDA stuck low\n");
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@ -355,7 +355,7 @@ static int ivtv_stop(struct ivtv *itv)
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int i;
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if (ivtv_getscl(itv) != 0) {
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IVTV_DEBUG_I2C("SCL not low when stopping\n");
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IVTV_DEBUG_HI_I2C("SCL not low when stopping\n");
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ivtv_setscl(itv, 0);
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if (!ivtv_waitscl(itv, 0)) {
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IVTV_DEBUG_I2C("SCL could not be set low\n");
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