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| author | Russell King <[email protected]> | 2019-05-02 16:56:49 +0000 |
|---|---|---|
| committer | Russell King <[email protected]> | 2019-05-09 16:16:41 +0000 |
| commit | 090a37ceda3ecb02061a1415239aa1a64c184833 (patch) | |
| tree | be3703f3bcfc5abb3346e3ef730cdbfc61009a46 /tools/perf/scripts/python/syscall-counts.py | |
| parent | ARM: riscpc: dma: improve address/length writing (diff) | |
| download | kernel-090a37ceda3ecb02061a1415239aa1a64c184833.tar.gz kernel-090a37ceda3ecb02061a1415239aa1a64c184833.zip | |
ARM: riscpc: dma: use __iomem pointers for writing DMA
Use __iomem pointers for efficiency to write the DMA registers.
This avoids the compiler emitting several instructions for each access
to calculate the register address.
Signed-off-by: Russell King <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions