On Wed, Nov 30, 2016 at 03:01:48PM -0500, Chris Brandt wrote:
> When streaming a lot of data and the RZ can't keep up, some status bits
> will get set that are not being checked or cleared which cause the
> following messages and the Ethernet driver to stop working. This
> patch fixes that issue.
>
> irq 21: nobody cared (try booting with the "irqpoll" option)
> handlers:
> [<c036b71c>] sh_eth_interrupt
> Disabling IRQ #21
>
> Fixes: db893473d313a4ad ("sh_eth: Add support for r7s72100")
> Signed-off-by: Chris Brandt <chris.brandt@xxxxxxxxxxx>
Hi Chris,
I am wondering if the EESR_FRC but should also be checked.
> ---
> drivers/net/ethernet/renesas/sh_eth.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
> index 05b0dc5..079f10e 100644
> --- a/drivers/net/ethernet/renesas/sh_eth.c
> +++ b/drivers/net/ethernet/renesas/sh_eth.c
> @@ -523,7 +523,7 @@ static struct sh_eth_cpu_data r7s72100_data = {
> .tx_check = EESR_TC1 | EESR_FTC,
> .eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT |
> EESR_RFE | EESR_RDE | EESR_RFRMER | EESR_TFE |
> - EESR_TDE | EESR_ECI,
> + EESR_TDE | EESR_ECI | EESR_TUC | EESR_ROC,
> .fdr_value = 0x0000070f,
>
> .no_psr = 1,
> --
> 2.10.1
>
>
