lkml.org 
[lkml]   [2016]   [May]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Subject[PATCH v1 00/10] *** imx-sdma: misc fix ***
Date
this patch set contains the following changes
1. fix issues in cyclic dma
2. add support to SYNC DMA termination
3. avoid system hang, when SDMA channel 0 timeouts
4. add lock to prevent race condition

Jiada Wang (10):
dma: imx-sdma: use chn_real_count to report residue for UART
dma: imx-sdma: don't update BD in isr routine
dma: imx-sdma: clear BD_RROR flag before pass it to sdma script
dma: imx-sdma: update sdma channel status for cyclic dma
dma: imx-sdma: add flag to indicate SDMA channel state
dma: imx-sdma: add terminate_all support
dma: imx-sdma: Add synchronization support
dma: imx-sdma: abort updating channel when it has been terminated
dma: imx-sdma: disable channel 0 when it timeouts
dma: imx-sdma: clear channel0 interrupt bit in irq routine

drivers/dma/imx-sdma.c | 113 +++++++++++++++++++++++++++++++++++--------------
1 file changed, 82 insertions(+), 31 deletions(-)

--
2.4.5

\
 
 \ /
  Last update: 2016-05-17 06:01    [W:0.243 / U:0.524 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site