Hi, On Fri, Sep 24, 2010 at 02:39:03AM -0500, Jon Povey wrote:
Yup. But I don't know enough about this driver and hardware to know what that implies.
it means you have a packet pending on the FIFO and the fifo is now full :-p
cppi_interrupt 1173: CPPI IRQ Tx0 Rx1 cppi_dump_rx 378: RX DMA0/K: 0 left, csr 2003, 00000000 H00000000 S86eb78a0 C86eb78a0, B879eea00 L02000000 00000200 .. 86eb78a0 cppi_rx_scan 1046: C/RXBD 86eb78a0: nxt 00000000 buf 879ee800 off.len 00000200 opt.len d0000200 (0) cppi_dump_rx 378: RX DMA0/completed: 0 left, csr 2003, 00000000 H00000000 S86eb78a0 C86eb78a0, B879eea00 L02000000 00000200 .. 86eb78a0 musb_g_rx 763: <== ep1out, rxcsr 2003 (dma) c6efdcc0 musb_g_rx 806: RXCSR1 0003, dma off, 0003, len 512, req c6efdcc0 musb_g_giveback 143: ep1out done request c6efdcc0, 512/512 gs_read_complete: req c6efdcc0 cppi_next_rx_segment 832: RX DMA0 seg, maxp 512 onepacket bds 1 (cnt 0) dma 0x879eec00 len 512 0/512 RXBD/S 86eb78c0: nxt 00000000 buf 879eec00 off.blen 00000200 opt.plen e0000200 cppi_dump_rx 378: RX DMA0/S: 3 left, csr 0003, 00000000 H86eb78c0 S86eb78a0 C86eb78a0, B879eea00 L02000000 00000200 .. 86eb78a0 davinci_interrupt 292: IRQ 00000000 ttyGS 512 bytes to tty (c C - ... 0x2e 0x0a) musb_gadget_queue 1148: <== to ep1out request=c6efdcc0
Sergei, do you see anything fishy wrt CPPI dma ?? -- balbi -- 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
