scsi: pm80xx: Remove DMA memory allocation for ccb and device structures

Remove DMA memory allocation for Devices and CCB structure. Instead
allocate memory outside of DMA memory.  DMA memory is a limited system
resource and it is better to allocate memory outside of DMA memory when
possible.

Link: https://lore.kernel.org/r/20201005145011.23674-3-Viswas.G@microchip.com.com


Acked-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Viswas G <Viswas.G@microchip.com>
Signed-off-by: Ruksar Devadi <Ruksar.devadi@microchip.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>