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authorVignesh Raghavendra <[email protected]>2019-12-09 10:25:38 +0530
committerLokesh Vutla <[email protected]>2020-01-20 10:10:28 +0530
commitb0ab00839f3ffff9bd3573c204938004d84d05a5 (patch)
tree443e6d3d3fc0f5f3d95f3243efd90a3ea461e2b9 /include/linux
parentce1a307358c0b5b1c45cb287f74ae3dd8f86415d (diff)
dma: ti: k3-udma: Fix ring push operation for 32 bit cores
UDMA always expects 64 bit address pointer of the transfer descriptor in the Ring. But on 32 bit cores like R5, pointer is always 32 bit in size. Therefore copy over 32 bit pointer value to 64 bit variable before pushing it over to the ring, so that upper 32 bits are 0s. Signed-off-by: Vignesh Raghavendra <[email protected]> Reviewed-by: Grygorii Strashko <[email protected]> Signed-off-by: Lokesh Vutla <[email protected]>
Diffstat (limited to 'include/linux')
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