Video data is useless in radio mode, so the corresponding interface can be safely disabled. This should reduce the amount of isochronous traffic noticeably. --- drivers/staging/tm6000/tm6000-core.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/drivers/staging/tm6000/tm6000-core.c b/drivers/staging/tm6000/tm6000-core.c index 2117f8e..1f8abe3 100644 --- a/drivers/staging/tm6000/tm6000-core.c +++ b/drivers/staging/tm6000/tm6000-core.c @@ -264,9 +264,14 @@ int tm6000_init_analog_mode(struct tm6000_core *dev) struct v4l2_frequency f; if (dev->dev_type == TM6010) { + u8 active = TM6010_REQ07_RCC_ACTIVE_IF_AUDIO_ENABLE; + + if (!dev->radio) + active |= TM6010_REQ07_RCC_ACTIVE_IF_VIDEO_ENABLE; + /* Enable video and audio */ tm6000_set_reg_mask(dev, TM6010_REQ07_RCC_ACTIVE_IF, - 0x60, 0x60); + active, 0x60); /* Disable TS input */ tm6000_set_reg_mask(dev, TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE, 0x00, 0x40); -- 1.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html