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4 Commits

Author SHA1 Message Date
Markus Elfring
ecb4d34faf dmaengine: owl: Use devm_platform_ioremap_resource() in owl_dma_probe() 
Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Link: https://lore.kernel.org/r/d36b6a6c-2e3d-8d68-6ddc-969a377ca3b2@web.de
Signed-off-by: Vinod Koul <vkoul@kernel.org>
 2019-10-14 13:21:20 +05:30
Manivannan Sadhasivam
a3e403161f dmaengine: owl: Fix warnings generated during build 
Following warnings are generated when compiled with W=1,

drivers/dma/owl-dma.c:170: warning: Function parameter or member 'cyclic'
not described in 'owl_dma_txd'
drivers/dma/owl-dma.c:198: warning: Function parameter or member 'cfg' not
described in 'owl_dma_vchan'
drivers/dma/owl-dma.c:198: warning: Function parameter or member 'drq' not
described in 'owl_dma_vchan'
drivers/dma/owl-dma.c:225: warning: Function parameter or member 'irq' not
described in 'owl_dma'

Fix this by adding comments for relevant struct members to appear in
kernel-doc.

Fixes: d64e1b3f5cce ("dmaengine: owl: Add Slave and Cyclic mode support for
Actions Semi Owl S900 SoC")

Reported-by: Vinod Koul <vinod.koul@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
 2018-10-15 22:39:16 +05:30
Manivannan Sadhasivam
d64e1b3f5c dmaengine: owl: Add Slave and Cyclic mode support for Actions Semi Owl S900 SoC 
Add Slave and Cyclic mode support for Actions Semi Owl S900 SoC. The slave
mode supports bus width of 4 bytes common for all peripherals and 1 byte
specific for UART.

The cyclic mode supports only block mode transfer.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
 2018-10-05 20:30:57 +05:30
Manivannan Sadhasivam
47e20577c2 dmaengine: Add Actions Semi Owl family S900 DMA driver 
Add Actions Semi Owl family S900 DMA driver.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
 2018-08-09 08:16:00 +05:30