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While trying to understand a bug in the audio offload code, I had
to spend extra time due to unfortunate nameing of local variables
and struct members.
Change these to more conventional names that reflect the actual
usage:
- pointers to the CPU virtual addresses of a dma buffer get a
_cpu suffix to disambiguate them for MMIO virtual addresses
- MMIO virtual addresses that are mapped explicitly through
the IOMMU get a _iova suffix consistently, rather than a
mix of iova and va.
- DMA addresses (dma_addr_t) that are in a device address
space (linear or IOMMU) get a _dma suffix in place of the
_pa suffix.
- CPU physical (phys_addr_t) addresses get a _pa suffix.
There is still a mixup with dma addresses here that I address
in another patch.
No functional changes are intended here.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20250513123442.159936-2-arnd@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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