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dmaengine: iop-adma: use correct printk format strings
When compile-testing on other architectures, we get lots of warnings
about incorrect format strings, like:
drivers/dma/iop-adma.c: In function 'iop_adma_alloc_slots':
drivers/dma/iop-adma.c:307:6: warning: format '%x' expects argument of type 'unsigned int', but argument 6 has type 'dma_addr_t {aka long long unsigned int}' [-Wformat=]
drivers/dma/iop-adma.c: In function 'iop_adma_prep_dma_memcpy':
>> drivers/dma/iop-adma.c:518:40: warning: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'size_t {aka long unsigned int}' [-Wformat=]
Use %zu for printing size_t as required, and cast the dma_addr_t
arguments to 'u64' for printing with %llx. Ideally this should use
the %pad format string, but that requires an lvalue argument that
doesn't work here.
Link: https://lore.kernel.org/r/20190809163334.489360-3-arnd@arndb.de
Signed-off-by: 
Arnd Bergmann <arnd@arndb.de>
Acked-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>