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Commit Graph

4 Commits

Author SHA1 Message Date
Robin Gong
af802728e4 dmaengine: fsl-edma: add drvdata for fsl-edma
There are some differences between vf610 and next i.mx7ulp. Put such
differences into static driver data for distinguishing easily at
driver level. Change mcf-edma accordingly.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Tested-by: Angelo Dureghello <angelo@sysam.it>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2019-07-03 13:28:22 +05:30
Laurentiu Tudor
0fa89f972d dmaengine: fsl-edma: dma map slave device address
This mapping needs to be created in order for slave dma transfers
to work on systems with SMMU. The implementation mostly mimics the
one in pl330 dma driver, authored by Robin Murphy.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Suggested-by: Robin Murphy <robin.murphy@arm.com>
Tested-by: Angelo Dureghello <angelo@sysam.it>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2019-02-04 12:32:53 +05:30
Angelo Dureghello
5b7d0c9474 dmaengine: mcf-edma: avoid warning for wrong pointer cast
This patch fixes the following compilation warning
reported during x86_64 allmodconfig build:

  drivers/dma/mcf-edma.c: In function 'mcf_edma_filter_fn':
  drivers/dma/mcf-edma.c:296:33: warning: cast from pointer to
integer of different size [-Wpointer-to-int-cast]
        return (mcf_chan->slave_id == (u32)param);

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Angelo Dureghello <angelo@sysam.it>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2018-09-18 12:15:45 -07:00
Angelo Dureghello
e7a3ff92ea dmaengine: fsl-edma: add ColdFire mcf5441x edma support
This patch adds support for ColdFire mcf5441x-family edma
module.

The ColdFire edma module is slightly different from fsl-edma,
so a new driver is added. But most of the code is common
between fsl-edma and mcf-edma so it has been collected into a
separate common module fsl-edma-common (patch 1/3).

Signed-off-by: Angelo Dureghello <angelo@sysam.it>
Tested-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2018-09-11 12:06:39 +05:30