Re: [PATCH 1/4] MIPS: lantiq: Do not enable IRQs in dma open
From: Paul Burton <hidden>
Date: 2018-07-24 01:23:11
Also in:
linux-mips
From: Paul Burton <hidden>
Date: 2018-07-24 01:23:11
Also in:
linux-mips
Hi Hauke, On Sat, Jul 21, 2018 at 09:13:55PM +0200, Hauke Mehrtens wrote:
When a DMA channel is opened the IRQ should not get activated automatically, this allows it to pull data out manually without the help of interrupts. This is needed for a workaround in the vrx200 Ethernet driver. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> --- arch/mips/lantiq/xway/dma.c | 1 - drivers/net/ethernet/lantiq_etop.c | 1 + 2 files changed, 1 insertion(+), 1 deletion(-)
If you'd like this to go via the netdev tree to keep it with the rest of
the series:
Acked-by: Paul Burton [off-list ref]
Though I'd be happier if we didn't have DMA code seemingly used only by
an ethernet driver in arch/mips/ :)
Thanks,
Paul