On Wed, 2017-08-30 at 17:21 +1000, Benjamin Herrenschmidt wrote: > Hi ! > > (Adding the mailing list) > > On the AMCC 405EX SoC, if I enable the OTG, I get this occasional > message: > > dwc2 ef6c0000.usbotg: dwc2_hc_chhltd_intr_dma: Channel 1 - ChHltd set, but reason is unknown > dwc2 ef6c0000.usbotg: hcint 0x00000002, intsts 0x04400029 > > The core version is: > > dwc2 ef6c0000.usbotg: Core Release: 2.60a (snpsid=4f54260a) > > Is there any woraround missing in the code you reckon ? Any idea what > can be causing this ? When I enable debugging in the driver I see a lot of these too: dwc2 ef6c0000.usbotg: --Host Channel 3 Interrupt: Transaction Error-- dwc2 ef6c0000.usbotg: --Host Channel 3 Interrupt: Transaction Error-- dwc2 ef6c0000.usbotg: --Host Channel 3 Interrupt: Transaction Error-- dwc2 ef6c0000.usbotg: --Host Channel 2 Interrupt: Transaction Error-- dwc2 ef6c0000.usbotg: --Host Channel 0 Interrupt: Transaction Error-- dwc2 ef6c0000.usbotg: --Host Channel 0 Interrupt: Transaction Error-- dwc2 ef6c0000.usbotg: --Host Channel 1 Interrupt: Transaction Error-- While reading data from a usb mass storage (CF reader). Cheers, Ben. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
