linux-kernel - [PATCH v1 00/10] *** imx-sdma: misc fix ***

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Date:	Tue, 17 May 2016 12:48:46 +0900
From:	Jiada Wang <jiada_wang@...tor.com>
To:	<vinod.koul@...el.com>, <dan.j.williams@...el.com>
CC:	<dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<shawnguo@...nel.org>, <kernel@...gutronix.de>,
	<george_davis@...tor.com>, <jiada_wang@...tor.com>
Subject: [PATCH v1 00/10] *** imx-sdma: misc fix ***

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(-)

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2.4.5