projects / linux.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: bd515f5) | patch
MLK-15031-05 tty: serial: fsl_lpuart: enable dma eeop support
authorFugang Duan <fugang.duan@nxp.com>
Fri, 26 May 2017 08:35:23 +0000 (16:35 +0800)
committerNitin Garg <nitin.garg@nxp.com>
Mon, 19 Mar 2018 20:28:13 +0000 (15:28 -0500)
commit38666fa7d4cb987df1dced8baccd75eb30284996
tree7ff8b87123ed52b9bce9a804a095c1b8d0d4cc03tree | snapshot
parentbd515f5a7babfc1d8470637c49b3c9df87102160commit | diff
MLK-15031-05 tty: serial: fsl_lpuart: enable dma eeop support

imx8qm lpuart support dma eeop:
- rx fifo > watermark level: watermark level RDRF triggler
- rx fifo <= watermark level: idle trigger
- rx fifo empty for some idle timer, eeop stop current DMA major loop

Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Reviewed-by: Robin Gong <yibin.gong@nxp.com>
drivers/tty/serial/fsl_lpuart.c diff | blob | history